CN113457909B - Vacuum oil immersion device for bearing retainer - Google Patents
Vacuum oil immersion device for bearing retainer Download PDFInfo
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- CN113457909B CN113457909B CN202110705639.XA CN202110705639A CN113457909B CN 113457909 B CN113457909 B CN 113457909B CN 202110705639 A CN202110705639 A CN 202110705639A CN 113457909 B CN113457909 B CN 113457909B
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- tray
- retainer
- oil immersion
- rod
- heating pipe
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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
- B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
- B05C3/02—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material
- B05C3/09—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles
- B05C3/10—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles the articles being moved through the liquid or other fluent material
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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
- B05C11/1042—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material provided with means for heating or cooling the liquid or other fluent material in the supplying means upstream of the applying apparatus
-
- 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
Abstract
The invention relates to a vacuum oil immersion device for a bearing retainer. A vacuum oil immersion device for a bearing retainer comprises a shell, an oil immersion container, a heating element and a retainer tray, wherein the retainer tray comprises a tray body and a positioning rod arranged on the tray body, the positioning rod is used for positioning and sleeving the retainer and then stacking the retainer together, and the outer peripheral surface of the positioning rod is used for positioning and matching with the inner peripheral surface of the retainer; the tray hanger rod is used for hoisting the retainer tray. Because the retainer tray is provided with the positioning rod, the positioning rod is in positioning fit with the retainer, the retainers are regularly stacked together, in the oil immersion operation process, the postures of the stacked retainers are consistent, the retainers are not easy to shake under the action of the positioning rod, the consistency of contact positions and contact surfaces between the retainers is higher, the consistency of oil content of the retainers is further higher, and the technical problem that the oil content of the conventional retainer is poorer in consistency is solved.
Description
Technical Field
The invention relates to a vacuum oil immersion device for a bearing retainer.
Background
The porous polymer retainer is used as a core component of the bearing for the space flywheel, and the physical and chemical properties and the lubricating property of the porous polymer retainer determine the operation precision and the service life of the spacecraft to a great extent. The requirements of long service life, high reliability and high precision of the flywheel and unique space environment determine that the bearing is lubricated by trace oil, and the friction torque of the flywheel bearing is increased and the service life of the flywheel bearing is shortened due to excessive or insufficient lubricating oil. The retainer can contain a small amount of lubricating oil in an oil immersion mode of the retainer, and the lubricating requirement of the bearing is met.
Chinese patent No. CN203285843U discloses a vacuum oil immersion device for a non-metal bearing retainer, which puts the non-metal bearing retainer into a tool box, closes a box door after injecting lubricating oil into the oil storage box, starts a vacuum pump to vacuumize the vacuum box, and then heats the vacuum box through a heating pipe, after the vacuum degree and temperature reach the requirements, controls a hydraulic cylinder to drive the oil storage box to rise, at this moment, the workpiece box completely immerses into the oil storage box, and after the oil immersion setting time, the oil storage box descends. Wherein the tool box is the shell of the oil immersion device, the oil storage box is the oil immersion container, and the heating pipe is a heating element.
The vacuum oil immersion device can realize baking and oil immersion in a vacuum environment, so that the oil content of the retainer is controlled. However, when the vacuum oil immersion device is used, the retainer is placed in the workpiece box in a disordered manner, the contact positions and the contact angles between the retainers are different, and finally the technical problems that the initial oil content difference of the retainer is large, and the oil content consistency of the retainer is poor are caused.
Disclosure of Invention
The invention aims to provide a vacuum oil immersion device for a bearing retainer, which is used for solving the technical problem that the oil content of the conventional retainer is poor in consistency.
The invention discloses a vacuum oil immersion device for a bearing retainer, which adopts the following technical scheme:
a vacuum oil immersion device for a bearing holder includes:
the shell is internally provided with an oil immersion chamber, and the shell is provided with a vacuum pumping port for vacuumizing the oil immersion chamber;
the oil immersion container is used for containing lubricating oil, is arranged in the oil immersion chamber, and has a container opening for the retainer to enter and exit at the top;
the heating element is used for heating the oil immersion chamber;
the retainer tray is used for positioning and placing the retainer and comprises a tray body and a positioning rod arranged on the tray body, the positioning rod is used for positioning and sleeving the retainer and then is stacked together, and the outer peripheral surface of the positioning rod is used for positioning and matching with the inner peripheral surface of the retainer;
and the tray suspender is used for hoisting the retainer tray.
Has the advantages that: the vacuum oil immersion device for the bearing retainer of the invention lifts the retainer tray through the tray suspension rod, the retainer tray can enter and exit the oil immersion container, and the retainer tray is provided with the positioning rod which is matched with the retainer in a positioning way, so that the retainers are regularly stacked together, the postures of the stacked retainers are consistent in the oil immersion operation process, the retainers are not easy to shake under the action of the positioning rod, the consistency of contact positions and contact surfaces between the retainers is higher, the oil content consistency of the retainers is higher, and the technical problem that the oil content consistency of the traditional retainer is poorer is solved.
Furthermore, the tray suspender extends out of the shell and is adjustable in vertical position, and the retainer tray and the retainer on the retainer tray are moved in and out of the oil immersion container by enabling the tray suspender to move vertically. The movement of the tray suspender realizes the passing in and out of the oil immersion container of the retainer, the bottom of the oil immersion chamber does not need to be provided with a movable opening, and lubricating oil is convenient to clean after splashing.
Furthermore, the tray suspender comprises an adjusting rod and a tray fixing rod, the adjusting rod is arranged on the shell in a position adjustable when extending out of the shell, the tray fixing rod is fixed with the retainer tray, the adjusting rod is detachably connected with the tray fixing rod, and the adjusting rod moves up and down to drive the tray fixing rod to move up and down so as to adjust the upper and lower positions of the tray suspender. The adjusting rod is detachable from the tray fixing rod, so that the retainer tray can be conveniently moved out, and the operation is convenient.
Furthermore, the adjusting rod is connected with the tray fixing rod in a hooking mode. The hook connection structure is simple and convenient to operate.
Furthermore, a thread pair for adjusting the up-and-down position of the tray suspender is arranged between the adjusting rod and the shell. The upper and lower positions of the tray suspender are adjusted through the screw pair, the structure is simple, and the operation is convenient.
Furthermore, a thread pair for adjusting the vertical position of the tray suspender is arranged between the tray suspender and the shell. The upper and lower positions of the tray suspender are adjusted through the screw pair, the structure is simple, and the operation is convenient.
Furthermore, the oil immersion container is provided with oil immersion scales for displaying the height of the liquid level in the oil immersion container. The liquid level of the lubricating oil can be observed conveniently.
Further, the oil immersion container is a beaker placed in the shell. The beaker has simple structure and low cost.
Further, the heating member includes left side heating pipe and right side heating pipe, and left side heating pipe and right side heating pipe bilateral symmetry arrange, and the immersion oil container is triangle-shaped with left side heating pipe, right side heating pipe and arranges, and the immersion oil container is in the lower part of immersion oil room, and left side heating and right side heating pipe are in the upper portion of immersion oil room, and the immersion oil container arranges on the symmetry axis of left side heating pipe and right side heating pipe. The oil immersion container can be heated more uniformly.
Further, the tray suspender is arranged in the center of the retainer tray, and the positioning rods are arranged in a plurality and are arranged on the periphery of the tray suspender. The central temperature in the oil immersion container is lower, and the positioning rods are arranged around the tray suspender, so that the heating consistency of the holders is better.
Drawings
FIG. 1 is a schematic structural view of a vacuum oil immersion device for a bearing holder according to embodiment 1 of the present invention;
FIG. 2 is a schematic view of a part of the structure of a vacuum oil immersion device for a bearing retainer in accordance with embodiment 1 of the present invention;
in the figure: 1. a housing; 11. a visualization hatch door; 12. a container support; 2. an oil immersion container; 3. a holder tray; 31. a tray body; 32. positioning a rod; 4. a vacuum gauge; 5. a holder; 6. locking the bolt; 7. a pallet boom; 71. adjusting a rod; 711. hooking; 72. a tray fixing rod; 721. a hooking hole; 8. locking the nut; 91. a left heating pipe; 92. a right heating pipe; 10. a pressure panel; 101. a temperature panel; 102. a power switch; 103. and (4) controlling the system.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The features and properties of the present invention are described in further detail below with reference to examples.
The invention relates to a vacuum oil immersion device for a bearing retainer, which comprises the following specific embodiments in 1:
as shown in fig. 1 and 2, the vacuum oil immersion device for the bearing retainer comprises a shell 1, an oil immersion container 2, a heating element and a retainer tray 3, wherein an oil immersion chamber is arranged in the shell 1, a vacuumizing port for vacuumizing the oil immersion chamber is arranged on the shell 1, and a vacuum gauge 4 for displaying the vacuum degree in the oil immersion chamber is arranged on the shell 1.
In this embodiment, shell 1 includes casing and visual hatch door 11, and the casing is provided with the operation mouth, puts into immersion oil container 2 and holder 5 through the operation mouth to the immersion oil indoor, and visual hatch door 11 sets up and closes the operation mouth and seal in operation mouth department, can conveniently observe the indoor condition of immersion oil through visual hatch door 11. The visual cabin door 11 and the shell are locked by a cabin door locking device, in this embodiment, the cabin door locking device adopts a locking bolt 6 to fix and lock the visual cabin door 11 and the shell 1.
The retainer tray 3 is used for positioning and placing the retainer 5, as shown in fig. 1 and 2, the retainer tray 3 includes a tray body 31 and a positioning rod 32 disposed on the tray body 31, the positioning rod 32 extends up and down, the positioning rod 32 is used for positioning and sleeving the retainer 5 and stacking the sleeved retainers 5 together, and the outer peripheral surface of the positioning rod 32 is in positioning fit with the inner peripheral surface of the retainer 5. The retainer 5 is strung by the positioning rod 32, so that the retainer 5 can be prevented from moving, the postures of the retainers 5 are consistent, the contact areas and the contact positions of the retainers 5 are basically consistent, and the consistency of the retainers 5 after oil immersion is high. In this embodiment, the holder tray 3 is a disk, the holder tray 3 is rotatable in the beaker, the positioning rod 32 is a cylindrical rod, and the outer diameter of the positioning rod 32 is slightly smaller than the inner diameter of the holder 5.
The retainer tray 3 is connected with a tray suspender 7, the tray suspender 7 is used for hoisting the retainer tray 3, the position of the tray suspender 7 can be adjusted, and the retainer tray 3 can move up and down to enter and exit the oil immersion container 2 through the tray suspender 7. Immersion oil container 2 is motionless when immersion oil device uses in this embodiment, and holder tray 3 reciprocates business turn over immersion oil container 2 under the effect of tray jib 7, does not need the opening like this in the bottom of shell 1, and the gap is less, and lubricating oil splashes out the back and is convenient for clear up.
The tray suspender 7 comprises an adjusting rod 71 and a tray fixing rod 72, the adjusting rod 71 is assembled on the shell 1 in a threaded mode, the tray fixing rod 72 is fixed with the retainer tray 3, the tray fixing rod 72 and the adjusting rod 71 both extend up and down, and the tray fixing rod 72 is fixed at the center position of the retainer tray 3. In this embodiment, a threaded hole is formed in the retainer tray 3, and one end of the positioning rod 32 is screwed into the threaded hole to be fixed to the retainer tray 3. The tray fixing lever 72 is also screwed to the holder tray 3. The number of the positioning rods 32 is 6, and the positioning rods are uniformly arranged along the circumferential direction of the tray with the tray fixing rod 72 as the center and are positioned on the periphery of the tray fixing rod 72. The number of the positioning rods 32 may be adjusted as needed, for example, may be any number of two or more, and in an extreme case, may be one. The positioning rods 32 are arranged on the periphery of the tray fixing rods 72, after the retainer tray 3 is immersed in the oil immersion container 2, the retainer tray 3 and the oil immersion container 2 are coaxial, the distance between the centers of the retainers 5 and the oil immersion container 2 is consistent, and the heating consistency is good.
The upper end of the tray fixing rod 72 is provided with a hook hole 721, the adjusting rod 71 is provided with a hook 711 matched with the hook hole 721, and the detachable connection of the adjusting rod 71 and the tray fixing rod 72 is realized through the hook 711 and the hook hole 721. The adjusting rod 71 can be moved up and down by screwing the adjusting rod 71, and then the tray fixing rod 72 is driven to move up and down to adjust the up and down position of the holder tray 3. The adjusting rod 71 is hooked with the tray fixing rod 72, so that the retainer tray 3 can be conveniently taken out of the shell 1, and the retainer 5 can be conveniently put in and the device can be conveniently maintained and cleaned.
In order to prevent the adjustment rod 71 from loosening, the adjustment rod 71 is provided with a lock nut 8 for locking the adjustment rod 71. The position of the adjustment lever 71 can be maintained by the lock nut 8, and the adjustment lever 71 is not easily loosened.
In this embodiment, the heating member is used for heating the immersion oil room, the heating member includes left side heating pipe 91 and right side heating pipe 92, left side heating pipe 91 and right side heating pipe 92 bilateral symmetry arrange, immersion oil container 2 is triangle-shaped with left side heating pipe 91, right side heating pipe 92 and arranges, immersion oil container 2 is in the lower part of immersion oil room, left side heating and right side heating pipe 92 are in the upper portion of immersion oil room, and immersion oil container 2 arranges on the symmetry axis of left side heating pipe 91 and right side heating pipe 92. The oil immersion container 2 is heated more uniformly, so that the phenomenon of local overheating is avoided, and the heating consistency of the retainer 5 is further improved. In this embodiment, the left heating pipe 91 and the right heating pipe 92 are both heating iodine tungsten lamps.
For the convenience of control, the oil immersion device of the invention comprises a control system 103, wherein the control system 103 comprises a pressure panel 10 for controlling the pressure in the oil immersion chamber, a temperature panel 101 for controlling the temperature in the oil immersion chamber and a power switch 102.
The oil immersion process comprises the following steps: loosening the locking bolt 6, opening the visual cabin door 11, loosening the locking nut 8, lifting the height to a proper position, then screwing the locking nut 8, sleeving the retainer 5 on the positioning rod 32, then hanging the tray fixing rod 72 on the adjusting rod 71, closing the visual cabin door 11, screwing the locking bolt 6 and a vent valve on the rear side of the equipment, opening the power switch 102, starting the vacuumizing and heating buttons on the pressure panel 10 and the temperature panel 101, controlling the system to operate, controlling the vacuumizing of the vacuum pump through the electromagnetic valve, controlling the heating of the heating element to reach a set temperature through the temperature controller, thereby completing the vacuumizing and heating, loosening the locking nut 8 after the temperature and the pressure in the vacuum oil immersion device meet requirements, moving the adjusting rod 71 downwards to the retainer 5 to be immersed in lubricating oil in a beaker, and starting the oil immersion work. The oil immersion device does not need to open the visual cabin door 11 midway in the use process, and avoids the risks of moisture absorption and sundry invasion caused by the collision of opening the cabin door.
The oil immersion device adopts the adjusting rod 71 and the tray fixing rod 72 to lift the retainer tray 3, and has simple structure and simple and rapid operation. The retainer tray 3 of the oil immersion device is circular, the inner wall surface of the beaker is a cylindrical surface, and the shape of the retainer tray 3 is consistent with that of the inner wall surface of the beaker, so that the waste of lubricating oil can be avoided, and the using amount of the lubricating oil is reduced. In practical use, because the retainers 5 are regularly stacked together, before lubricating oil is poured into the beaker, the minimum amount of the lubricating oil can be calculated theoretically through the sealing of the lubricating oil, the volume of the retainer tray 3 and the tray fixing rod 72 and other information, and the amount of the lubricating oil can be accurately controlled.
In this embodiment, the retainer tray 3, the positioning rod 32 and the tray fixing rod 72 are made of polyimide, and are made of the same material as the retainer 5, so that the problem of compatibility is avoided, the reaction with lubricating oil is avoided, the lubricating oil is not polluted, and the problem of generation of excess materials in the use process of the tool is avoided.
The invention relates to a vacuum oil immersion device for a bearing retainer, which is specifically the embodiment 2, and only differs from the embodiment in that: the direct threaded connection of regulation pole and shell in above-mentioned embodiment forms that it is vice to be provided with the screw thread that is used for adjusting the position about the tray jib between tray jib and the shell, and in this embodiment, the screw thread is vice including rotating the adjusting nut of assembly on the shell, adjusts the pole and ends the configuration of changeing on the shell, and adjusting nut and regulation pole threaded connection drive the regulation pole through rotating adjusting nut and reciprocate.
The invention relates to a specific embodiment 3 of a vacuum oil immersion device for a bearing retainer, which is different from the embodiment only in that: in this embodiment, the adjusting rod is driven by the linear driving mechanism to move up and down, and the linear driving mechanism may be a screw nut mechanism, a rack and pinion driving mechanism, a linear motor, a driving oil cylinder, or the like.
The invention relates to a specific embodiment 4 of a vacuum oil immersion device for a bearing retainer, which is different from the embodiment only in that: in this embodiment, the tray hanger is not moved up and down, but the holder tray is immersed in the immersion oil container by moving the immersion oil container up and down.
The invention relates to a vacuum oil immersion device for a bearing retainer, which is specifically the embodiment 5, and the difference from the embodiment is only that: in this embodiment, adjust pole and tray dead lever and pass through bolt releasable connection. In other embodiments, the adjusting rod and the tray fixing rod can be detachably connected through a pin and can also be detachably connected through a thread pair. In other embodiments, the adjusting rod and the tray fixing rod can be integrally formed and cannot be disassembled, and the retainer needs to be directly placed into the shell.
The invention relates to a vacuum oil immersion device for a bearing retainer, which is characterized in that the device comprises a specific embodiment 6 and only differs from the embodiment in that: in this embodiment, the oil immersion container is a stainless steel container.
The invention relates to a vacuum oil immersion device for a bearing retainer, which is prepared in the following specific embodiment 7, and the difference between the embodiment and the vacuum oil immersion device is that: in this embodiment, the heating member is the resistance wire of setting on the shell.
The invention relates to a vacuum oil immersion device for a bearing retainer, which is characterized in that the embodiment 8 is different from the above embodiments only in that: in this embodiment, the tray suspender sets up two at least, and each tray suspender stretches out the shell.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all equivalent structural changes made by using the contents of the specification and the drawings of the present invention should be covered by the scope of the present invention.
Claims (9)
1. A vacuum oil immersion device for a bearing holder, comprising:
the shell is internally provided with an oil immersion chamber, and the shell is provided with a vacuum pumping port for vacuumizing the oil immersion chamber;
the oil immersion container is used for containing lubricating oil, is arranged in the oil immersion chamber, and has a container opening for the retainer to enter and exit at the top;
the heating element is positioned in the oil immersion chamber and comprises a left heating pipe and a right heating pipe, the left heating pipe and the right heating pipe are arranged in a bilateral symmetry mode, the oil immersion container is arranged in a triangular mode with the left heating pipe and the right heating pipe, the oil immersion container is positioned at the lower portion of the oil immersion chamber, the left heating pipe and the right heating pipe are positioned at the upper portion of the oil immersion chamber, the oil immersion container is arranged on a symmetry axis of the left heating pipe and the right heating pipe, and the left heating pipe and the right heating pipe are arranged in a splayed mode with openings facing the oil immersion container and used for heating the oil immersion chamber;
it is characterized by also comprising:
the retainer tray is used for positioning and placing the retainer and comprises a tray body and a positioning rod arranged on the tray body, the positioning rod is used for positioning and sleeving the retainer and then is stacked together, and the outer peripheral surface of the positioning rod is used for positioning and matching with the inner peripheral surface of the retainer;
a tray hanger for hanging up the holder tray;
when the device is used, the retainer is positioned and sleeved and then stacked on the positioning rod of the retainer tray, the retainer tray is connected to the tray suspender, and when the temperature and the pressure in the device meet the requirements, the retainer is immersed in lubricating oil to start oil immersion.
2. The vacuum oiling apparatus for a bearing retainer according to claim 1, wherein the tray boom is extended out of the housing and is adjustable in the up-down position, and the retainer tray and the retainer on the retainer tray are moved into and out of the oiling vessel by moving the tray boom up and down.
3. The vacuum oil immersion device for the bearing holder as claimed in claim 2, wherein the tray suspension rod comprises an adjusting rod and a tray fixing rod, the adjusting rod is disposed on the housing in a vertically adjustable manner, the tray fixing rod is fixed to the holder tray, the adjusting rod is detachably connected to the tray fixing rod, and the tray fixing rod is driven by the up-and-down movement of the adjusting rod to move up and down to adjust the up-and-down position of the tray suspension rod.
4. The vacuum oil immersion device for a bearing holder according to claim 3, wherein the adjusting lever is hooked to the tray fixing lever.
5. The vacuum oil immersion device for a bearing holder according to claim 3, wherein a screw pair for adjusting the vertical position of the tray hanger is provided between the adjustment lever and the housing.
6. The vacuum oil immersion device for a bearing holder according to any one of claims 2 to 4, wherein a screw pair for adjusting the up-down position of the tray suspension rod is provided between the tray suspension rod and the housing.
7. The vacuum oil immersion device for a bearing holder according to any one of claims 1 to 5, wherein the oil immersion container is provided with oil immersion scales for indicating a height of a liquid level in the oil immersion container.
8. The vacuum oil immersion device for a bearing cage according to claim 7, wherein the oil immersion container is a beaker placed inside a housing.
9. The vacuum oil immersion device for a bearing holder according to any one of claims 2 to 5, wherein the tray suspension lever is disposed at the center of the holder tray, and the positioning levers are provided in plurality and arranged at the periphery of the tray suspension lever.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110705639.XA CN113457909B (en) | 2021-06-24 | 2021-06-24 | Vacuum oil immersion device for bearing retainer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110705639.XA CN113457909B (en) | 2021-06-24 | 2021-06-24 | Vacuum oil immersion device for bearing retainer |
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| CN113457909B true CN113457909B (en) | 2022-09-02 |
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| CN114534988B (en) * | 2022-03-03 | 2023-05-05 | 捷和电机制品(深圳)有限公司 | Vacuum oil immersion device for powder metallurgy bearing lubrication and use method thereof |
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| JPH07106662A (en) * | 1993-10-04 | 1995-04-21 | Nikon Corp | Manufacture of multilayer electrostrictive conversion element |
| CN207746044U (en) * | 2017-12-12 | 2018-08-21 | 湖南顶立科技有限公司 | A kind of impregnating mechanism and immersion system |
| CN108580219A (en) * | 2018-05-08 | 2018-09-28 | 清远初曲智能科技有限公司 | A kind of sensing control automatic conveying equipment for intelligent automobile motor dipping lacquer |
| CN108787316B (en) * | 2018-06-23 | 2020-10-23 | 扬州市生态科技新城杭集中小企业服务中心有限公司 | Automobile parts immersion oil device convenient to get material |
| CN111001530A (en) * | 2018-10-08 | 2020-04-14 | 东莞市燊华塑胶五金有限公司 | Oil immersion machine containing bearing parts |
| CN109453942A (en) * | 2018-11-17 | 2019-03-12 | 江阴市东仁机械有限公司 | A kind of Gear Production device for soaking oil |
| CN212550247U (en) * | 2020-06-18 | 2021-02-19 | 苏州海友威精密五金制品有限公司 | Lubricating oil infiltration device for nut production |
| CN213104492U (en) * | 2020-09-01 | 2021-05-04 | 扬州宏佳新材料有限公司 | Oil immersion device for powder metallurgy products |
| CN112058589A (en) * | 2020-09-16 | 2020-12-11 | 王乐乐 | Full-automatic system for machining automobile valve guide pipe |
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