CN221184233U - Long-life curly thimble axle - Google Patents
Long-life curly thimble axle Download PDFInfo
- Publication number
- CN221184233U CN221184233U CN202322516408.1U CN202322516408U CN221184233U CN 221184233 U CN221184233 U CN 221184233U CN 202322516408 U CN202322516408 U CN 202322516408U CN 221184233 U CN221184233 U CN 221184233U
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- bearing
- lubricating oil
- thimble
- bearings
- annular
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- 239000010687 lubricating oil Substances 0.000 claims description 67
- 239000003921 oil Substances 0.000 claims description 47
- 230000007246 mechanism Effects 0.000 claims description 42
- 238000007789 sealing Methods 0.000 claims description 20
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000005491 wire drawing Methods 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 230000002035 prolonged effect Effects 0.000 description 8
- 238000004804 winding Methods 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a long-life curled thimble shaft, which relates to the technical field of thimble shafts for copper wire drawing machines and comprises a thimble shaft main body, axial stress bearings and radial stress bearings, wherein two axial stress bearings which are close up and down are arranged at the bottom end of the thimble shaft main body, the radial stress bearings are arranged at the upper side of the axial stress bearings above the thimble shaft main body, the axial stress bearings are angular contact ball bearings, the radial stress bearings are deep groove ball bearings, the axial stress bearings are 7313 bearings, and the radial stress bearings are 6313 bearings. This long-life curly thimble axle increases a 6313 deep groove ball bearing on original basis, and the deep groove ball bearing has stronger radial load bearing capacity, and this thimble axle also can bear great radial force when bearing axial force after increasing to extension thimble axle's life, and saved maintenance cost, greatly reduced equipment fault rate.
Description
Technical Field
The utility model relates to the technical field of thimble shafts for copper wire drawing machines, in particular to a long-service-life curled thimble shaft.
Background
When the copper wire drawing machine is used for coiling and coiling wires, the winding iron shaft is clamped between the coiling main shaft and the thimble shaft through the hydraulic cylinder, the thimble shaft needs to bear larger axial force when the copper wire drawing machine is static, the thimble shaft needs to rotate at a high speed along with the coiling main shaft after the copper wire drawing machine is started, the weight of the thimble shaft is about 300kg, the thimble shaft needs to bear radial force generated by centrifugal force generated by high-speed rotation of the winding iron shaft besides the axial force, the weight of copper wires on the winding iron shaft is heavier and heavier along with the increasing of the copper wires on the winding iron shaft, and finally the total weight of the copper wires added on the winding iron shaft reaches 2300kg, and the radial force borne by the thimble shaft is greatly increased along with the radial force. The existing design adopts a 7313 angular contact ball bearing which is arranged in pairs, and the bearing can bear larger axial force but has poorer radial force bearing capacity. The thimble shaft is frequently in fault, the bearing needs to be replaced every 2-3 months, the cost of maintenance spare parts is high, the workload of replacing and coiling the thimble shaft bearing is high, and the replacement can be completed by 3 persons in one day generally.
Disclosure of utility model
The utility model aims to overcome the prior art, and provides the long-life curled thimble shaft, a 6313 deep groove ball bearing is added on the original basis, the deep groove ball bearing has stronger radial load bearing capacity, and the thimble shaft can bear larger radial force while bearing axial force after being added, so that the service life of the thimble shaft is prolonged, the service life of the thimble shaft is prolonged from 2-3 months to about one year, the maintenance time of a single winding thimble shaft is saved by more than 72 hours, the maintenance cost is saved, the equipment failure rate is greatly reduced, and the problems in the background technology can be effectively solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a long life coiled-pin shaft comprising:
the thimble axle main part, two axial stress bearing that are close to from top to bottom are installed to the bottom, radial stress bearing is installed to the axial stress bearing upside that the thimble axle main part is located the top.
Furthermore, the axial stress bearing adopts an angular contact ball bearing.
Furthermore, the radial stress bearing adopts a deep groove ball bearing.
The axial stress bearing adopts a 7313 bearing, the radial stress bearing adopts a 6313 bearing, the axial stress bearing is used for bearing stronger axial load, the radial stress bearing is used for bearing stronger radial load, and the service life of the thimble shaft main body is prolonged.
Further, the device further comprises a lubricating oil storage mechanism and a lubricating oil addition control mechanism, wherein the lubricating oil storage mechanism is arranged on the upper side of the radial stress bearing, and the lubricating oil addition control mechanism is arranged at the bottom of the lubricating oil storage mechanism. The lubricating oil storage mechanism is used for containing lubricating oil, the lubricating oil in the lubricating oil storage mechanism is added to the radial stress bearing through the lubricating oil addition control mechanism and then flows forward to the axial stress bearing, so that friction between the axial stress bearing and the inside of the radial stress bearing is reduced, the purposes of lubrication, auxiliary cooling and rust prevention are achieved, and the service life of the curled thimble shaft is prolonged.
Further, the lubricating oil storage mechanism comprises an annular oil cylinder, a lubricating oil filling port and a sealing cover, wherein the annular oil cylinder is arranged on the upper side of the radial stress bearing, the lubricating oil filling port is arranged at the top of the annular oil cylinder, the sealing cover is connected to the lubricating oil filling port through threads, a pressure release plunger is arranged in a through hole in the annular oil cylinder, and a pressure release hole is formed in the pressure release plunger. The lubricating oil can be added into the annular oil cylinder through the lubricating oil filling opening, and then the lubricating oil filling opening is closed through the sealing cover.
Further, the lubricating oil storage mechanism further comprises a fixed angle block and a mounting bolt, the two sides of the annular oil cylinder are respectively fixedly connected with the fixed angle block, and the mounting bolt is connected to the fixed angle block in a threaded manner. The fixed angle block and the mounting bolt are matched to fix the annular oil cylinder to an external bracket.
Further, the lubricating oil storage mechanism further comprises a conical sleeve and a sealing ring, the conical sleeve is arranged at the bottom of the annular oil cylinder and sleeved on the inner side of the outer ring of the radial stress bearing, and the sealing ring is arranged at the joint of the conical sleeve and the outer ring of the radial stress bearing. The conical sleeve and the sealing ring are matched to facilitate the upper side sealing of the outer sleeve of the radial force bearing, so that dust is prevented from entering the upper side of the radial force bearing.
Further, the lubricating oil adding control mechanism comprises an adding pipeline, an annular pipe, an adding head and a control electromagnetic valve, the annular pipe is arranged on the inner side of the conical sleeve, the adding head is arranged on the annular array at the bottom of the annular pipe, the two sides of the top of the annular pipe are connected with the bottom of the inner side of the annular oil cylinder through the adding pipeline, and the control electromagnetic valve is arranged on the adding pipeline. The control solenoid valve can control lubricating oil in the annular oil cylinder to enter the annular pipe through the adding pipeline, then the lubricating oil is added through the adding head and drops on the radial stress bearing, and then the lubricating oil flows into the axial stress bearing.
Further, the bearing further comprises an oil seal ring, one oil seal ring is arranged between the outer rings of the two axial stress bearings, and the other oil seal ring is arranged between the axial stress bearing and the outer ring of the radial stress bearing. The oil seal ring can seal the gap between the axial stress bearing and the radial stress bearing, so that lubricating oil is prevented from exuding.
Further, the device also comprises a residual oil receiving mechanism which is arranged at the lower side of the axial stress bearing below and is used for recovering the dropped residual lubricating oil.
Compared with the prior art, the utility model has the beneficial effects that:
1. A6313 deep groove ball bearing is added on the original basis, the deep groove ball bearing has strong radial load bearing capacity, and the thimble shaft can bear large radial force while bearing axial force after the deep groove ball bearing is added, so that the service life of the thimble shaft is prolonged.
2. The service life of the thimble shaft is prolonged from 2-3 months to about one year, the single winding thimble shaft saves more than 72 hours of maintenance time for one year, the maintenance cost is saved, and the equipment failure rate is greatly reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
Fig. 2 is a schematic view of a partial cross-sectional structure of the present utility model.
In the figure: the oil seal ring comprises a thimble shaft main body 1, a lubricating oil storage mechanism 2, an annular oil cylinder 21, a lubricating oil filling port 22, a sealing cover 23, a fixed angle block 24, a mounting bolt 25, a conical sleeve 26, a sealing ring 27, a pressure relief plunger 28, a lubricating oil addition control mechanism 3, an adding pipeline 31, an annular pipe 32, an adding head 33, a control electromagnetic valve 34, a residual oil receiving mechanism 4, an annular receiving groove 41, a fixed lug 42, a leading-out pipeline 43, an axial stress bearing 5, a radial stress bearing 6 and an oil seal ring 7.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, the present utility model provides a technical solution: a long life coiled-pin shaft comprising:
The thimble axle main part 1, two axial stress bearing 5 that are close to from top to bottom are installed to the bottom, and radial stress bearing 6 is installed to the position that thimble axle main part 1 is located the axial stress bearing 5 upside of top. The axial force bearing 5 adopts an angular contact ball bearing. The radial force bearing 6 adopts a deep groove ball bearing.
The axial stress bearing 5 adopts a 7313 bearing, the radial stress bearing 6 adopts a 6313 bearing, the axial stress bearing 5 is used for bearing stronger axial load, the radial stress bearing 6 is used for bearing stronger radial load, and the service life of the thimble shaft main body 1 is prolonged.
In a second embodiment, referring to fig. 1 to 2, the present utility model provides a technical solution: the long life of the coiled needle shaft is substantially the same as the first embodiment in this embodiment, except that:
the lubricating oil storage mechanism 2 and the lubricating oil adding control mechanism 3 are further included, the lubricating oil storage mechanism 2 is arranged on the upper side of the radial stress bearing 6, and the lubricating oil adding control mechanism 3 is arranged at the bottom of the lubricating oil storage mechanism 2. The lubricating oil storage mechanism 2 is used for containing lubricating oil, the lubricating oil in the lubricating oil storage mechanism 2 is added to the radial stress bearing 6 through the lubricating oil addition control mechanism 3 and then flows onto the axial stress bearing 5, so that friction inside the axial stress bearing 5 and the radial stress bearing 6 is reduced, the purposes of lubrication, auxiliary cooling and rust prevention are achieved, and the service life of the curled thimble shaft is prolonged.
The lubricating oil storage mechanism 2 comprises an annular oil cylinder 21, a lubricating oil filling port 22 and a sealing cover 23, wherein the annular oil cylinder 21 is arranged on the upper side of the radial stress bearing 6, the lubricating oil filling port 22 is arranged at the top of the annular oil cylinder 21, the sealing cover 23 is connected to the lubricating oil filling port 22 through threads, a pressure release plunger 28 is arranged in a through hole in the annular oil cylinder 21, a pressure release hole is formed in the pressure release plunger 28, and the pressure release hole is used for balancing the internal pressure and the external pressure of the annular oil cylinder 21. The lubricating oil can be added into the annular cylinder 21 through the lubricating oil adding port 22, and then the lubricating oil adding port 22 is closed by the seal cover 23.
The lubricating oil storage mechanism 2 further comprises a fixed angle block 24 and a mounting bolt 25, the two sides of the annular oil cylinder 21 are respectively fixedly connected with the fixed angle block 24, and the fixed angle block 24 is in threaded connection with the mounting bolt 25. The fixing angle block 24 and the mounting bolt 25 cooperate to fix the annular cylinder 21 to an external bracket.
The lubricating oil storage mechanism 2 further comprises a conical sleeve 26 and a sealing ring 27, the conical sleeve 26 is arranged at the bottom of the annular oil cylinder 21, the conical sleeve 26 is sleeved on the inner side of the outer ring of the radial force bearing 6, and the sealing ring 27 is arranged at the joint of the conical sleeve 26 and the outer ring of the radial force bearing 6. The conical sleeve 26 and the sealing ring 27 are matched to facilitate the upper side sealing of the outer sleeve of the radial force bearing 6, so that dust is prevented from entering the upper side of the radial force bearing 6, and the sealing ring 27 is a rubber ring.
The lubricating oil adding control mechanism 3 comprises an adding pipeline 31, an annular pipe 32, an adding head 33 and a control electromagnetic valve 34, the annular pipe 32 is arranged on the inner side of the conical sleeve 26, the adding head 33 is arranged on the annular array at the bottom of the annular pipe 32, the two sides of the top of the annular pipe 32 are connected with the inner side bottom of the annular oil cylinder 21 through the adding pipeline 31, the control electromagnetic valve 34 is arranged on the adding pipeline 31, the control electromagnetic valve 34 is controlled by an external controller, and the control mode adopts the prior art. The control solenoid valve 34 can control the lubricating oil in the annular oil cylinder 21 to enter the annular pipe 32 through the adding pipeline 31, then the lubricating oil is added and dripped on the radial stress bearing 6 through the adding head 33, and then the lubricating oil flows into the axial stress bearing 5.
In a third embodiment, referring to fig. 1, the present utility model provides a technical solution: the long life curled thimble shaft of this embodiment is substantially the same as the second embodiment in its structure, except that:
The bearing further comprises an oil seal ring 7, one oil seal ring 7 is arranged between the outer rings of the two axial stress bearings 5, and the other oil seal ring 7 is arranged between the axial stress bearings 5 and the outer ring of the radial stress bearing 6. The oil seal ring 7 can seal gaps between the axial stress bearing 5 and the radial stress bearing 6 and between the two axial stress bearings 5, so that lubricating oil is prevented from seeping out.
In a fourth embodiment, referring to fig. 1 to 2, the present utility model provides a technical solution: the long life curled thimble shaft of this embodiment is substantially the same as the third embodiment in that:
The device also comprises a residual oil receiving mechanism 4, wherein the residual oil receiving mechanism 4 is arranged at the lower side of the axial stress bearing 5 below, and the residual oil receiving mechanism 4 is used for recovering the excessive lubricating oil which drops down.
The residual oil receiving mechanism 4 comprises an annular receiving groove 41, a fixing lug 42 and a guiding-out pipeline 43, the annular receiving groove 41 is arranged at the lower side of the axial stress bearing 5, the fixing lug 42 is arranged on the side face of the annular receiving groove 41, the fixing lug can be fixed at a stress point in cooperation with a fixing bolt, one end of the guiding-out pipeline 43 is connected with the side face of the bottom of the annular receiving groove 41, the annular receiving groove 41 is used for receiving lubricating oil dropping from the axial stress bearing 5, the environment below is clean, and the lubricating oil in the annular receiving groove 41 is guided out and recovered through the guiding-out pipeline 43.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A long life coiled thimble shaft comprising:
The thimble axle main part (1), two axial atress bearings (5) that are close to from top to bottom are installed to the bottom, radial atress bearing (6) are installed in the position of the axial atress bearing (5) upside that thimble axle main part (1) is located the top.
2. A long life coiled-pin shaft according to claim 1, wherein: the axial stress bearing (5) adopts an angular contact ball bearing.
3. A long life coiled-pin shaft according to claim 1, wherein: the radial stress bearing (6) adopts a deep groove ball bearing.
4. A long life coiled-pin shaft according to claim 1, wherein: the device further comprises a lubricating oil storage mechanism (2) and a lubricating oil adding control mechanism (3), wherein the lubricating oil storage mechanism (2) is arranged on the upper side of the radial stress bearing (6), and the lubricating oil adding control mechanism (3) is arranged at the bottom of the lubricating oil storage mechanism (2).
5. The long life coiled-over thimble shaft according to claim 4, wherein: the lubricating oil storage mechanism (2) comprises an annular oil cylinder (21), a lubricating oil filling port (22) and a sealing cover (23), wherein the annular oil cylinder (21) is arranged on the upper side of the radial stress bearing (6), the lubricating oil filling port (22) is arranged at the top of the annular oil cylinder (21), the sealing cover (23) is connected to the lubricating oil filling port (22) in a threaded manner, a pressure release plunger (28) is arranged in a through hole in the annular oil cylinder (21), and a pressure release hole is formed in the pressure release plunger (28).
6. The long life coiled-over thimble shaft according to claim 5, wherein: the lubricating oil storage mechanism (2) further comprises fixed angle blocks (24) and mounting bolts (25), the fixed angle blocks (24) are fixedly connected to two sides of the annular oil cylinder (21) respectively, and the mounting bolts (25) are connected to the fixed angle blocks (24) in a threaded mode.
7. The long life coiled-over thimble shaft according to claim 5, wherein: the lubricating oil storage mechanism (2) further comprises a conical sleeve (26) and a sealing ring (27), the conical sleeve (26) is arranged at the bottom of the annular oil cylinder (21), the conical sleeve (26) is sleeved on the inner side of an outer ring of the radial stress bearing (6), and the sealing ring (27) is arranged at the joint of the conical sleeve (26) and the outer ring of the radial stress bearing (6).
8. The long life coiled-over thimble shaft according to claim 7, wherein: the lubricating oil adding control mechanism (3) comprises an adding pipeline (31), an annular pipe (32), an adding head (33) and a control electromagnetic valve (34), wherein the annular pipe (32) is arranged on the inner side of the conical sleeve (26), the adding head (33) is arranged on the annular array at the bottom of the annular pipe (32), the two sides of the top of the annular pipe (32) are connected with the bottom of the inner side of the annular oil cylinder (21) through the adding pipeline (31), and the control electromagnetic valve (34) is arranged on the adding pipeline (31).
9. A long life coiled-pin shaft according to claim 1, wherein: the bearing further comprises an oil seal ring (7), wherein one oil seal ring (7) is arranged between the outer rings of the two axial stress bearings (5), and the other oil seal ring (7) is arranged between the axial stress bearings (5) and the outer ring of the radial stress bearing (6).
10. A long life coiled-pin shaft according to claim 1, wherein: the device also comprises a residual oil receiving mechanism (4) which is arranged at the lower side of the axial stress bearing (5) below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322516408.1U CN221184233U (en) | 2023-09-15 | 2023-09-15 | Long-life curly thimble axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322516408.1U CN221184233U (en) | 2023-09-15 | 2023-09-15 | Long-life curly thimble axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221184233U true CN221184233U (en) | 2024-06-21 |
Family
ID=91521403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322516408.1U Active CN221184233U (en) | 2023-09-15 | 2023-09-15 | Long-life curly thimble axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221184233U (en) |
-
2023
- 2023-09-15 CN CN202322516408.1U patent/CN221184233U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |