CN111005944B - Automatic oil dripping device of ball for bearing assembly - Google Patents
Automatic oil dripping device of ball for bearing assembly Download PDFInfo
- Publication number
- CN111005944B CN111005944B CN201911344151.8A CN201911344151A CN111005944B CN 111005944 B CN111005944 B CN 111005944B CN 201911344151 A CN201911344151 A CN 201911344151A CN 111005944 B CN111005944 B CN 111005944B
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- bearing
- oil
- assembly
- ball
- sleeve
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- 238000001125 extrusion Methods 0.000 claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000003466 welding Methods 0.000 claims description 7
- 238000011084 recovery Methods 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 58
- 239000010687 lubricating oil Substances 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 8
- 239000012535 impurity Substances 0.000 abstract description 2
- 238000010030 laminating Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1039—Recovery of excess liquid or other fluent material; Controlling means therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/0208—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to separate articles
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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
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/02—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with gravity feed or drip lubrication
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses an automatic ball oil dripping device for bearing assembly, which comprises a top plate and a bottom plate, wherein the bottom end of the top plate is fixedly connected with a hydraulic cylinder through a bolt, the bottom of the output end of the hydraulic cylinder is welded with an assembly casing, and an oil dripping mechanism is fixedly sleeved in the assembly casing. The invention relates to the field of mechanical part processing equipment. This automatic oil dripping device of ball for bearing assembly passes through the extrusion cover, the plug, inclined plane spare cooperation oil feed post has realized the process at the in-process addition lubricating oil that keeps the ware to the bearing assembly, the effectual mode of having simplified the oiling, the production flow of bearing has been simplified, the effectual laminating of this oil dripping mode has infiltrated the ball of bearing, its lubricated effect is better, to the collection and the recycle of lubricating oil, the assembly consumptive material cost has been saved, the interference of impurity among the industrial environment has been avoided, ball assembly effect has been promoted, the quality of bearing has been promoted. This has solved the inconvenient problem of current bearing assembly ball oil drip.
Description
Technical Field
The invention relates to the field of mechanical part machining equipment, in particular to an automatic oil dripping device for a ball for bearing assembly.
Background
Ball bearings generally include balls, an inner ring, an outer ring, and a retainer. When the bearing is assembled, lubricating oil is required to be added to the balls so as to increase the smoothness of the hardware connection positions of the balls and reduce the friction force between the hardware, so that the support of the bearing for the rotary equipment is enhanced.
In the traditional bearing assembly process, after the retainer is assembled, the ball is required to be additionally subjected to oil dripping operation, most of the ball is covered by the retainer, and most of the surface of the ball is not fully contacted with lubricating oil after the oil dripping operation is completed, so that the lubricating effect is not ideal.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an automatic oil dripping device for a ball for bearing assembly, which solves the problem of inconvenience in oil dripping of the existing ball for bearing assembly.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an automatic oil drip device of ball for bearing assembly, includes roof and bottom plate, the bottom of roof is through bolt fixedly connected with pneumatic cylinder, the welding of the output bottom of pneumatic cylinder has the assembly cover shell, the fixed cover has the oil drip mechanism that has connect in the assembly cover shell, the outer skin weld of assembly cover shell bottom has the position circle, the constant head tank has been seted up on the surface of assembly cover shell.
The bottom end of the assembly casing is movably sleeved with a positioning base matched with the oil dripping mechanism, and a bottom plate is welded at the bottom of the positioning base.
Preferably, the inner diameter of the positioning ring is larger than the outer diameter of the positioning base.
Preferably, the oil drip mechanism includes the limiting plate, the limiting plate welding is in the assembly cover shell, the surface activity interlude of limiting plate has the extrusion cover, the outer edge on extrusion cover top has cup jointed spacing gasket fixedly, the fixed fretwork board that has cup jointed in inside of extrusion cover, the fixed centre of a circle department of fretwork board bottom is pegged graft and is had well core rod, well core rod's bottom activity has cup jointed the plug, the top surface of plug through the extrusion spring with the bottom surface swing joint of fretwork board, the extrusion spring activity cup joints well core rod's surface, the inner wall welding of extrusion cover has the bevel spare, the surface of bevel spare has seted up out the oil recess.
And an oil supply pipe communicated with the extrusion sleeve is fixedly inserted and connected to the top surface of the extrusion sleeve, and the top end of the oil supply pipe sequentially penetrates through the assembly sleeve shell and the output end of the hydraulic cylinder from bottom to top and extends to the outside of the assembly sleeve shell and the hydraulic cylinder.
The middle part of the outer surface of the extrusion sleeve is welded with a positioning ring, and the positioning ring is movably connected with one side, opposite to the positioning ring, of the positioning ring through a positioning spring.
Preferably, the outer diameter of the limiting gasket is larger than the inner diameter of the limiting plate, and the distance between the limiting gasket and the bottom end of the extrusion sleeve is larger than the height of the positioning base.
Preferably, the number of ramp members is six, six ramp members being in an annular array about the central post.
Preferably, the location base is including bearing the sleeve pipe, it welds to bear the sleeve pipe the top surface of bottom plate, and bear the sleeve pipe and relative with assembly cover shell position, the welding of the centre of a circle department of bottom plate has the conical surface platform, the surface mosaic of conical surface platform has the rubber circle, the top surface welding of conical surface platform has the oil supply post, the surface of oil supply post seted up with go out oil groove matched with fuel feeding recess, the top of oil supply post seted up with well core rod matched with triggers the groove.
Preferably, the outer diameter of the bearing sleeve is equal to the inner diameter of the assembly casing, and a recovery groove communicated with the bearing sleeve is formed in the bottom of the bearing sleeve.
Preferably, the number of the oil supply grooves is six, and the six oil supply grooves correspond to the six oil outlet grooves in a one-to-one correspondence mode.
Advantageous effects
The invention provides an automatic oil dripping device for a ball bearing for bearing assembly. Compared with the prior art, the method has the following beneficial effects:
(1) this automatic oil dripping device of ball for bearing assembly has realized through extrusion cover, plug, sloping spare cooperation oil feed post adding the process of lubricating oil at the in-process to the bearing assembly holder, and the effectual mode of simplifying the oiling has simplified the production flow of bearing, and the effectual laminating of this oil dripping mode has infiltrated the ball of bearing, and its lubricated effect is better.
(2) This automatic oil dripping device of ball for bearing assembly has realized the recycle of lubricating oil through bearing the sleeve pipe, has avoided the waste of oiling in-process lubricating oil, has realized the collection and the recycling to lubricating oil, has saved assembly consumptive material cost.
(3) This automatic oil dripping device of ball for bearing assembly passes through the cooperation of assembly cover shell and location base, has effectually avoided the interference of impurity among the industrial environment at the oil dripping in-process, has promoted ball assembly effect, has promoted the quality of bearing.
Drawings
FIG. 1 is a front cross-sectional view of the structure of the present invention;
FIG. 2 is a top view of a structural backing plate of the present invention;
FIG. 3 is a side view of the structural ramp block of the present invention.
In the figure: 1. a top plate; 2. a base plate; 3. a hydraulic cylinder; 4. assembling the casing; 5. an oil dripping mechanism; 501. a limiting plate; 502. extruding a sleeve; 503. a limiting gasket; 504. a hollowed-out plate; 505. a center pole; 506. a rubber plug; 507. a compression spring; 508. a ramp member; 509. an oil outlet groove; 510. an oil supply pipe; 511. a positioning ring; 512. a positioning spring; 6. positioning rings; 7. positioning a groove; 8. positioning a base; 801. a load bearing sleeve; 802. a conical surface table; 803. a rubber ring; 804. an oil supply column; 805. an oil supply groove; 806. the slot is triggered.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, an automatic oil dripping device for a ball bearing for bearing assembly includes a top plate 1 and a bottom plate 2, a hydraulic cylinder 3 is fixedly connected to the bottom end of the top plate 1 through a bolt, an assembly casing 4 is welded to the bottom of the output end of the hydraulic cylinder 3, an oil dripping mechanism 5 is fixedly sleeved in the assembly casing 4, a positioning ring 6 is welded to the outer surface of the bottom end of the assembly casing 4, a positioning groove 7 is formed in the surface of the assembly casing 4, the positioning groove 7 is wave-shaped, and the diameter of the positioning groove is equal to the sum of the radius of an inner ring and.
The bottom end of the assembly housing 4 is movably sleeved with a positioning base 8 matched with the oil dripping mechanism 5, and the bottom of the positioning base 8 is welded with a bottom plate 2.
In the invention, the inner diameter of the positioning ring 6 is larger than the outer diameter of the positioning base 8, the positioning ring 6 can be abutted against the bottom plate 2, a good sealing effect is realized, the oil dripping mechanism 5 and the bearing are sealed in a relatively closed space, the outward splashing of lubricating oil in the oil dripping process is avoided, and a good protection effect is provided.
In the invention, the oil dripping mechanism 5 comprises a limiting plate 501, the limiting plate 501 is welded in the assembly casing 4, an extrusion sleeve 502 is movably inserted on the surface of the limiting plate 501, the length of the extrusion sleeve 502 is smaller than the depth of the inner wall of the assembly casing 4, the extrusion sleeve 502 is of a top end closed structure, the interior of the extrusion sleeve can well store lubricating oil, a limiting gasket 503 is fixedly sleeved on the outer edge of the top end of the extrusion sleeve 502, a hollow plate 504 is fixedly sleeved inside the extrusion sleeve 502, a central rod 505 is fixedly inserted at the center of the bottom end of the hollow plate 504, a rubber plug 506 is movably sleeved at the bottom end of the central rod 505, the top surface of the rubber plug 506 is movably connected with the bottom surface of the hollow plate 504 through an extrusion spring 507, the extrusion spring 507 is movably sleeved on the surface of the central rod 505, a bevel member 508 is welded on the inner wall of the extrusion sleeve 502, the bevel member 508 is a ladder-shaped member, the bevel member 508 can be engaged with the conical surface table 802, when the bevel member 508 is abutted against the rubber plug 506, the bevel member 508 can deform the side surface of the rubber plug 506, and the top surface and the bottom surface of the rubber plug 506 are communicated with each other through the bevel member 508, so that the lubricating oil in the extrusion sleeve 502 can be led out, and the surface of the bevel member 508 is provided with an oil outlet groove 509.
An oil supply pipe 510 communicated with the extrusion sleeve 502 is fixedly inserted into the top surface of the extrusion sleeve 502, and the top end of the oil supply pipe 510 sequentially penetrates through the assembly casing 4 and the output end of the hydraulic cylinder 3 from bottom to top and extends to the outside.
The middle part of the outer surface of the extrusion sleeve 502 is welded with a positioning ring 511, and one side of the positioning ring 511, which is opposite to the positioning ring 6, is movably connected through a positioning spring 512.
In the invention, the outer diameter of the limiting gasket 503 should be larger than the inner diameter of the limiting plate 501, and the distance from the limiting gasket 503 to the bottom end of the extrusion sleeve 502 should be larger than the height of the positioning base 8.
In the present invention, the number of ramp members 508 is six, and six ramp members 508 are in an annular array about the center rod 505.
In the invention, the positioning base 8 comprises a bearing sleeve 801, the bearing sleeve 801 is welded on the top surface of the bottom plate 2, the bearing sleeve 801 is opposite to the assembly casing 4, the center of the bottom plate 2 is welded with a conical surface table 802, when a bearing is placed on the surface of the conical surface table 802, the top surface of the inner ring of the bearing is lapped with the bottom surface of the rubber ring 803, lubricating oil sliding from the top surface of the rubber ring 803 can be directly contacted with the top surfaces of the balls, the lubricating oil is scattered in the pressing process of the retainer and the balls, the rubber ring 803 is embedded on the surface of the conical surface table 802, an oil supply column 804 is welded on the top surface of the conical surface table 802, an oil supply groove 509 matched with the oil outlet groove is formed in the surface of the oil supply column 804, and a trigger groove 806 matched with.
In the invention, the outer diameter of the bearing sleeve 801 is equal to the inner diameter of the assembly casing 4, and the bottom of the bearing sleeve 801 is provided with a recovery groove communicated with the bearing sleeve.
In the invention, the number of the oil supply grooves 805 is six, the six oil supply grooves 805 are opposite to and correspond to the six oil outlet grooves 509 one by one, and when the oil supply grooves 805 and the oil outlet grooves 509 are mutually matched, lubricating oil can be guided to the top surface of the rubber ring 803, so that the lubricating oil is enabled to drip to the top surface of the ball.
When the assembling device is used, the inner ring, the outer ring and the ball bearings of the bearing are assembled in the assembling casing 4, the to-be-assembled retainer is clamped in the positioning groove 7, the hydraulic cylinder 3 pushes downwards and drives the assembling casing 4 to move downwards, the oil dripping mechanism 5 moves downwards, when the bottom end of the extrusion sleeve 502 is in mutual interference with the conical surface table 802, the extrusion sleeve 502 keeps the position of the extrusion sleeve unchanged, the assembling casing 4 continues to move downwards until the limiting plate 501 is in mutual interference with the limiting gasket 503, the extrusion sleeve 502 continues to move downwards until the rubber ring 803 enters the extrusion sleeve 502, the oil supply column 804 is in upward movement relative to the extrusion sleeve 502 in interference with the rubber plug 506, the side surface of the extrusion sleeve 502 is in contact with the inclined surface piece 508 and deforms, the inclined surface piece 508 penetrates through the top surface and the bottom surface of the rubber plug 506 from the side surface of the rubber plug 506, the lubricating oil stored in the extrusion sleeve 502 falls and is in contact with the ball, at the moment, the retainer falls and is clamped on the surface of the ball, and the assembly process of the bearing is realized.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an automatic oil drip device of ball for bearing assembly, includes roof (1) and bottom plate (2), its characterized in that: the bottom end of the top plate (1) is fixedly connected with a hydraulic cylinder (3) through a bolt, an assembly casing (4) is welded at the bottom of the output end of the hydraulic cylinder (3), an oil dripping mechanism (5) is fixedly sleeved in the assembly casing (4), a positioning ring (6) is welded on the outer surface of the bottom end of the assembly casing (4), and a positioning groove (7) is formed in the surface of the assembly casing (4);
the oil dripping mechanism (5) comprises a limiting plate (501), the limiting plate (501) is welded in the assembling casing (4), an extrusion sleeve (502) is movably inserted into the surface of the limiting plate (501), a limiting gasket (503) is fixedly sleeved on the outer edge of the top end of the extrusion sleeve (502), a hollow plate (504) is fixedly sleeved in the extrusion sleeve (502), a center rod (505) is fixedly inserted at the circle center of the bottom end of the hollow plate (504), the bottom end of the central rod (505) is movably sleeved with a rubber plug (506), the top surface of the rubber plug (506) is movably connected with the bottom surface of the hollow plate (504) through an extrusion spring (507), the extrusion spring (507) is movably sleeved on the surface of the central rod (505), an inclined surface piece (508) is welded on the inner wall of the extrusion sleeve (502), and an oil outlet groove (509) is formed in the surface of the inclined surface piece (508);
an oil supply pipe (510) communicated with the extrusion sleeve (502) is fixedly inserted in the top surface of the extrusion sleeve (502), and the top end of the oil supply pipe (510) sequentially penetrates through the assembly casing (4) and the output end of the hydraulic cylinder (3) from bottom to top and extends to the outside of the assembly casing;
a positioning ring (511) is welded in the middle of the outer surface of the extrusion sleeve (502), and one side of the positioning ring (511) opposite to the positioning ring (6) is movably connected through a positioning spring (512);
a positioning base (8) matched with the oil dripping mechanism (5) is movably sleeved at the bottom end of the assembling casing (4), and a bottom plate (2) is welded at the bottom of the positioning base (8);
positioning base (8) are including bearing sleeve pipe (801), it welds to bear sleeve pipe (801) the top surface of bottom plate (2), and bear sleeve pipe (801) and assembly cover shell (4) position relative, the centre of a circle department welding of bottom plate (2) has conical surface platform (802), the surface mosaic of conical surface platform (802) has rubber ring (803), the top surface welding of conical surface platform (802) has oil supply post (804), the surface of oil supply post (804 seted up with go out oil groove (509) matched with oil supply recess (805), the top of oil supply post (804) seted up with well core rod (505) matched with triggers groove (806).
2. The automatic oil dripping device for the ball bearing for bearing assembly according to claim 1, wherein: the inner diameter of the positioning ring (6) is larger than the outer diameter of the positioning base (8).
3. The automatic oil dripping device for the ball bearing for bearing assembly according to claim 1, wherein: the outer diameter of the limiting gasket (503) is larger than the inner diameter of the limiting plate (501), and the distance from the limiting gasket (503) to the bottom end of the extrusion sleeve (502) is larger than the height of the positioning base (8).
4. The automatic oil dripping device for the ball bearing for bearing assembly according to claim 1, wherein: the number of ramp elements (508) is six, six ramp elements (508) being in an annular array about the central rod (505).
5. The automatic oil dripping device for the ball bearing for bearing assembly according to claim 1, wherein: the outer diameter of the bearing sleeve (801) is equal to the inner diameter of the assembly casing (4), and a recovery groove communicated with the bearing sleeve (801) is formed in the bottom of the bearing sleeve (801).
6. The automatic oil dripping device for the ball bearing for bearing assembly according to claim 1, wherein: the number of the oil supply grooves (805) is six, and the six oil supply grooves (805) are opposite to the six oil outlet grooves (509) in position and correspond to one another.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911344151.8A CN111005944B (en) | 2019-12-24 | 2019-12-24 | Automatic oil dripping device of ball for bearing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911344151.8A CN111005944B (en) | 2019-12-24 | 2019-12-24 | Automatic oil dripping device of ball for bearing assembly |
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| Publication Number | Publication Date |
|---|---|
| CN111005944A CN111005944A (en) | 2020-04-14 |
| CN111005944B true CN111005944B (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911344151.8A Active CN111005944B (en) | 2019-12-24 | 2019-12-24 | Automatic oil dripping device of ball for bearing assembly |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113513540B (en) * | 2021-04-12 | 2022-11-25 | 山东福马轴承有限公司 | Bearing assembly capable of quickly applying oil |
| CN113251296A (en) * | 2021-06-04 | 2021-08-13 | 宁波顺超轴承有限公司 | Automatic grease injection device for bearing |
| CN114216042B (en) * | 2022-01-06 | 2022-06-24 | 绍兴市辰通金属制品有限公司 | Oiling device of steel pipe forming machine |
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| CN209476592U (en) * | 2018-12-19 | 2019-10-11 | 无锡市世源电机有限公司 | A kind of Semi-automatic oiling device |
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| CN111005944A (en) | 2020-04-14 |
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Effective date of registration: 20240226 Address after: No. 22-3, Qianku Village, Dongbin Township, Changshan County, Quzhou City, Zhejiang Province, 324200 Patentee after: CHANGZHOU LAIBO TECHNOLOGY SERVICES CO.,LTD. Country or region after: China Address before: 324200 Zigang street, Changshan County, Quzhou City, Zhejiang Province Patentee before: ZHEJIANG HUANYU BEARING Co.,Ltd. Country or region before: China Patentee before: QUZHOU University |