CN110005933B - Apply to deep groove ball bearing's bearing and annotate fat device - Google Patents
Apply to deep groove ball bearing's bearing and annotate fat device Download PDFInfo
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- CN110005933B CN110005933B CN201910165952.1A CN201910165952A CN110005933B CN 110005933 B CN110005933 B CN 110005933B CN 201910165952 A CN201910165952 A CN 201910165952A CN 110005933 B CN110005933 B CN 110005933B
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- grease
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- groove
- bearing
- grease injection
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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
- F16N37/00—Equipment for transferring lubricant from one container to another
- F16N37/003—Equipment for transferring lubricant from one container to another for filling 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
- F16N—LUBRICATING
- F16N37/00—Equipment for transferring lubricant from one container to another
- F16N37/02—Equipment for transferring lubricant from one container to another for filling grease guns
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a bearing grease injection device applied to a deep groove ball bearing, which structurally comprises a base, an air cylinder, a grease injector and a bearing fixing seat, wherein the front end of the base is of a concave structure, the air cylinder is vertically arranged at the top of the base, and a telescopic rod of the air cylinder penetrates through the top of the base, so that the bearing grease injection device has the beneficial effects that: eight back cutters are uniformly and equidistantly arranged on an inner groove plate inside a grease injection head, each back cutter is provided with a symmetrical opening plate, one-time injection amount of lubricating grease can be controlled by opening and closing the opening plate, excessive waste and lubricating grease dripping and pollution inside a grease injection groove are prevented, the symmetrical opening plates on the back cutters are matched with a conical groove and a conical tip, the conical tip can cut off thread-shaped grease strips and prevent the grease strips from being adhered to a workbench, an arc groove is formed in the outer circle of an annular concave plate, a rubber ring is arranged in the arc groove and can scrape lubricating grease adhered to the inner wall of the grease injection groove, and the lubricating grease adhered to the inner wall can fall into the grease injection groove for reuse.
Description
Technical Field
The invention relates to a bearing grease injection device applied to a deep groove ball bearing, and belongs to the technical field of bearing manufacturing.
Background
The groove ball structure of the deep groove ball bearing is divided into a sealing structure and an opening structure, the sealing type deep groove ball is divided into a dustproof sealing structure and an oil-proof sealing structure, and the oil-proof type oil seal is a contact type oil seal and can effectively prevent lubricating grease in the bearing from overflowing. Before sealing, a layer of lubricating grease needs to be coated between the rolling body and the retainer to lubricate a rolling contact surface and reduce friction, but the prior grease injection has the following defects:
the rolling element of the deep groove ball bearing with the model of 6416 is circular, an inwards concave connecting sheet is arranged between two circular arc sleeves of the retainer, the outer diameter of each circular arc sleeve is slightly smaller than the thickness of an outer ring and an inner ring, when the thickness of grease is too much, a sealing ring is easily overflowed when the sealing ring is covered, waste is caused, a thickening agent is contained in a grease component, the grease injector is lifted upwards after the grease injector is injected, the grease is not applied, the grease is extended, thread-shaped grease strips are generated, and the grease is adhered to a workbench to cause waste.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a bearing grease injection device applied to a deep groove ball bearing to solve the problem.
In order to achieve the purpose, the invention is realized by the following technical scheme: a bearing grease injection device applied to a deep groove ball bearing structurally comprises a base, an air cylinder, a grease injector and a bearing fixing seat, wherein the front end of the base is of an inwards concave structure, the air cylinder is vertically installed at the top of the base, a telescopic rod of the air cylinder penetrates through the top of the base, the grease injector is installed on the telescopic rod of the air cylinder, and the bearing fixing seat is installed on the inwards concave bottom of the base;
preferably, the grease injector comprises an air injection cylinder, an air inlet, a grease pushing cup, a first spring, a grease injection head, a grease injection pipe, a grease injection groove, a back cutting device, an inner groove and an inner groove plate, wherein the air injection cylinder is vertically arranged on the top of the grease injection head, the air inlet is formed in the top of the air injection cylinder, the grease pushing cup and the inner groove are arranged in the grease injection head, the left end and the right end of the grease injection head are respectively provided with one grease injection pipe, the inside of the grease pushing cup is connected with the inner groove through the first spring, the inner groove plate is embedded in the grease injection groove, and eight back cutting devices are uniformly arranged on the inner groove plate at equal intervals.
Preferably, the back cutting device comprises an opening plate, a hinge shaft, an arc plate, an annular pipe, a second spring, a first limiting plate and a second limiting plate, the annular pipe is installed in the groove of the inner groove plate through the hinge shaft, the opening plate is movably connected with a circular cavity inside the annular pipe through the arc plate, the first limiting plate and the second limiting plate are sequentially arranged inside the annular pipe in the anticlockwise direction, and the second spring is arranged between the arc plate and the second limiting plate.
Preferably, the tail end of the opening plate is provided with a concave tapered groove, the back cutters are symmetrically arranged in the grooves of the inner groove plate, and the opening plate and the symmetrical tail end of the opening plate are provided with matched taper angle points.
Preferably, the grease pushing cup comprises a push plate, a slide rod and an annular concave plate, the push plate is fixedly connected with the annular concave plate through the slide rod, and a groove of the annular concave plate is matched with the grease injection groove.
Preferably, the edge of the annular concave plate close to the bottom end is provided with a circle of arc groove, and a rubber ring is arranged in the arc groove.
Preferably, the air inlet is connected with an external air source, and the grease injection pipe is connected with an external grease storage barrel through a pneumatic pump.
Preferably, a bearing inner sleeve for fixing the bearing is arranged in the bearing fixing seat, and a bearing cavity matched with the bearing inner sleeve is sleeved in the bearing inner sleeve.
Preferably, the opening plate of the back cutting device is of an arc-shaped symmetrical structure, the arc length of the opening plate close to the outer ring of the bearing is larger than that of the opening plate close to one side of the inner ring, and the opening of the opening is an inwards concave connecting piece between two arc sleeves of the retainer to be held.
Advantageous effects
The invention relates to a bearing grease injection device applied to a deep groove ball bearing, which has the following beneficial effects:
the inner groove plate is arranged in the grease injection head, eight back cutters are uniformly and equidistantly arranged on the inner groove plate, each back cutter is provided with a symmetrical opening plate, the one-time injection amount of lubricating grease can be controlled through opening and closing of the opening plates, excessive waste is prevented, and meanwhile, the lubricating grease in the grease injection groove can be prevented from dripping and being polluted by opening and closing the opening plates.
The symmetrical opening plate on the back cutting device is provided with the conical groove and the conical angle tip which are matched with each other, and the conical angle tip can cut off filiform fatty strips to prevent the fatty strips from being adhered to a workbench.
According to the invention, the circular arc groove is formed on the outer circle of the annular concave plate, the rubber ring is arranged in the circular arc groove, and the rubber ring can scrape off lubricating grease attached to the inner wall of the grease injection groove, so that the lubricating grease attached to the inner wall can fall into the grease injection groove for repeated use.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic perspective view of a grease injection device for a deep groove ball bearing according to the present invention;
FIG. 2 is a schematic view of the internal cross-section of a grease injector according to the present invention;
FIG. 3 is a schematic perspective view of a grease cup according to the present invention;
FIG. 4 is a schematic bottom view of a grease injector according to the present invention;
FIG. 5 is an enlarged view of A in FIG. 2;
FIG. 6 is a schematic view of a first cross-sectional structure of the interior of a back cutter of the present invention;
fig. 7 is a schematic cross-sectional view of the inside of a back cutter according to a second embodiment of the present invention.
In the figure: the grease injection device comprises a base-1, a cylinder-2, a grease injector-3, a bearing fixing seat-4, a gas injection cylinder-31, a gas inlet-32, a grease pushing cup-33, a first spring-34, a grease injection head-35, a grease injection pipe-36, a grease injection groove-37, a back cutter-38, an inner groove-39, an inner groove-310, an open plate-a, a hinge shaft-b, an arc plate-c, a ring pipe-d, a second spring-g, a first limit plate-e, a second limit plate-f, a conical groove-a 1, a cone angle-a 2, a push plate-331, a slide rod-332, an annular concave plate-333 and a rubber ring-333 a.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1 to 7, the present invention provides a technical solution of a bearing grease injection device for a deep groove ball bearing:
as shown in fig. 1-2, the structure of the grease injector comprises a base 1, a cylinder 2, a grease injector 3, and a bearing fixing seat 4, wherein the front end of the base 1 is of a concave structure, the cylinder 2 is vertically installed on the top of the base 1, an expansion link of the cylinder 2 penetrates through the top of the base 1, the grease injector 3 is installed on the expansion link of the cylinder 2, and the bearing fixing seat 4 is installed on the concave bottom of the base 1;
wherein, the grease injector 3 is composed of a gas injection cylinder 31, a gas inlet 32, a grease pushing cup 33, a first spring 34, a grease injection head 35, a grease injection pipe 36, a grease injection groove 37, a back cutting device 38, an inner groove 39 and an inner groove plate 310, the gas injection cylinder 31 is vertically installed on the top of the grease injection head 35, the top of the gas injection cylinder 31 is provided with the gas inlet 32, the grease injection head 35 is internally provided with the grease pushing cup 33 and the inner groove 39, the left end and the right end of the grease injection head 35 are both provided with the grease injection pipe 36, the inside of the grease pushing cup 33 is connected with the inner groove 39 through the first spring 34, the inner groove plate 310 is embedded on the grease injection groove 37, the inner groove plate 310 is uniformly provided with the eight back cutting devices 38 at equal intervals, the eight back cutting devices 38 correspond to two arc sleeves of a retainer of a deep groove ball bearing with a model of 6416 to be injected with each other, and lubricating grease in the grease injection groove 37 is extruded by the grease pushing cup 33, through the back cutter 38 and into the bearing.
As shown in fig. 6-7, the back cutter 38 is composed of an opening plate a, a hinge shaft b, an arc plate c, a ring pipe d, a second spring g, a first limit plate e, and a second limit plate f, the annular pipe d is arranged in the groove of the inner groove plate 310 through a hinge shaft b, the opening plate a is movably connected with a circular cavity inside the annular pipe d through a circular arc plate c, a first limit plate e and a second limit plate f are sequentially arranged in the annular pipe d in the anticlockwise direction, a second spring g is arranged between the circular arc plate c and the second limit plate f, when the grease pushing cup 33 extrudes the lubricating grease downwards, the opening plate a is opened, the second spring g is compressed to store the force, the lubricating grease is injected into the connecting piece which is concave between the two circular arc sleeves of the retainer, after the grease injection is completed, the second spring g is restored to deform, so that the opening plate a is closed, and the grease inside the grease injection groove 37 is prevented from being leaked and contaminated.
The end of the open plate a is provided with a concave taper groove a1, the back cutter 38 is symmetrically arranged in the groove of the inner groove plate 310, the open plate a and the symmetrical end are provided with a matched taper angle tip a2, and the taper groove a1 is matched with the taper angle tip a2, so that the filiform fatty stick can be cut off, and the sticking on a workbench is prevented.
As shown in fig. 3 and 5, the grease cup 33 is composed of a push plate 331, a slide rod 332, and an annular concave plate 333, wherein the push plate 331 is fixedly connected with the annular concave plate 333 through the slide rod 332, and the groove of the annular concave plate 333 is matched with the grease injection groove 37.
The edge of the annular concave plate 333 near the bottom end is provided with a circle of arc groove, a rubber ring 333a is installed in the arc groove, and the rubber ring 333a can scrape off the lubricating grease attached to the inner wall of the grease injection groove 37, so that the lubricating grease attached to the inner wall can fall into the grease injection groove 37 for reuse.
As shown in fig. 1, the air inlet 32 is connected to an external air source, and the grease injecting tube 36 is connected to an external grease storage barrel through a pneumatic pump.
The bearing fixing seat 4 is internally provided with a bearing inner sleeve for fixing the bearing, and the bearing inner sleeve is provided with a bearing die cavity matched with the bearing inner sleeve and used for fixing the bearing to prevent the bearing from deviating when grease is injected.
As shown in fig. 6, the opening plate a of the back cutter 38 is a circular arc-shaped symmetrical structure, the arc length of the opening plate close to the outer ring of the bearing is longer than that of the opening plate close to the inner ring, and the opening of the back cutter is an inward-concave connecting piece between two circular arc sleeves of the retainer to be held, so that grease can be conveniently injected.
The working process is as follows:
the deep groove ball bearing needing to be coated with lubricating grease is placed in a bearing die cavity in a bearing fixing seat 4, an external air source supplies air for an air injection cylinder 31 through an air inlet 32, a push plate 331 drives an annular concave plate 333 to extrude a first spring 34 to move downwards in a grease injection groove 37 under the action of air pressure, the lubricating grease in the grease injection groove 37 is extruded downwards to extrude a cutter 38, a downward second spring g of an opening plate a is accumulated and opened, an extruding rubber ring 333a can inject the lubricating grease attached to the inner wall of the grease injection groove 37 into a connecting sheet which is concave between two circular arc sleeves of a retainer, and after the lubricating grease injection is completed, the second spring g restores to deform, so that the opening plate a is closed, and the lubricating grease in the grease injection groove 37 is prevented from being dripped out and polluted; the opening plate a and the symmetrical tail end of the opening plate a are provided with a cone angle tip a2 which is matched with each other, the cone-shaped groove a1 is matched with the cone angle tip a2, filamentous grease strips can be cut off, the grease strips are prevented from being adhered to a workbench, the grease injection work is completed, the sealing cover is covered, and lubricating grease on the inwards-concave connecting sheet between the two circular arc sleeves of the retainer is extruded by the sealing cover, so that a layer of lubricating grease film is attached between the rolling body and the retainer.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (2)
1. A bearing grease injection device applied to a deep groove ball bearing structurally comprises a base (1), an air cylinder (2), a grease injector (3) and a bearing fixing seat (4), wherein the front end of the base (1) is of an inwards concave structure, the air cylinder (2) is vertically installed at the top of the base (1), a telescopic rod of the air cylinder (2) penetrates through the top of the base (1), the grease injector (3) is installed on the telescopic rod of the air cylinder (2), and the bearing fixing seat (4) is installed on the base (1); the method is characterized in that:
the grease injector (3) consists of a gas injection cylinder (31), a gas inlet (32), a grease pushing cup (33), a first spring (34), a grease injection head (35), a grease injection pipe (36), a grease injection groove (37), a back cutting device (38), an inner groove (39) and an inner groove plate (310), wherein the gas injection cylinder (31) is vertically arranged on the top of the grease injection head (35), the gas inlet (32) is formed in the top of the gas injection cylinder (31), the grease pushing cup (33) and the inner groove (39) are arranged in the grease injection head (35), the left end and the right end of the grease injection head (35) are respectively provided with one grease injection pipe (36), the inside of the grease pushing cup (33) is connected with the inner groove (39) through the first spring (34), the inner groove plate (310) is embedded in the grease injection groove (37), and more than two back cutting devices (38) are uniformly arranged on the inner groove plate (310) at equal intervals;
the back cutting device (38) comprises an opening plate (a), a hinge shaft (b), an arc plate (c), an annular pipe (d), a second spring (g), a first limiting plate (e) and a second limiting plate (f), wherein the annular pipe (d) is installed in a groove of the inner groove plate (310) through the hinge shaft (b), the opening plate (a) is movably connected with a circular cavity inside the annular pipe (d) through the arc plate (c), the first limiting plate (e) and the second limiting plate (f) are sequentially arranged inside the annular pipe (d) in the anticlockwise direction, and the second spring (g) is arranged between the arc plate (c) and the second limiting plate (f);
the tail end of the opening plate (a) is provided with a concave tapered groove (a1), the back cutter (38) is symmetrically arranged in the groove of the inner groove plate (310), and the opening plate (a) and the symmetrical tail end of the opening plate (a) are provided with matched tapered angle tips (a 2).
2. The grease injection device for the bearing of the deep groove ball bearing as claimed in claim 1, wherein: the grease pushing cup (33) consists of a push plate (331), a sliding rod (332) and an annular concave plate (333), the push plate (331) is fixedly connected with the annular concave plate (333) through the sliding rod (332), and a groove of the annular concave plate (333) is matched with the grease injection groove (37);
a circle of arc groove is formed in the edge, close to the bottom end, of the annular concave plate (333), and a rubber ring (333a) is installed in the arc groove;
the air inlet (32) is connected with an external air source, and the grease injection pipe (36) is connected with an external grease storage barrel through a pneumatic pump;
and a bearing inner sleeve for fixing the bearing is arranged in the bearing fixing seat (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910165952.1A CN110005933B (en) | 2019-03-06 | 2019-03-06 | Apply to deep groove ball bearing's bearing and annotate fat device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910165952.1A CN110005933B (en) | 2019-03-06 | 2019-03-06 | Apply to deep groove ball bearing's bearing and annotate fat device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110005933A CN110005933A (en) | 2019-07-12 |
| CN110005933B true CN110005933B (en) | 2021-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910165952.1A Active CN110005933B (en) | 2019-03-06 | 2019-03-06 | Apply to deep groove ball bearing's bearing and annotate fat device |
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| Country | Link |
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| CN (1) | CN110005933B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113513693B (en) * | 2021-07-22 | 2023-04-07 | 重庆荆江汽车半轴股份有限公司 | Bearing oiling device capable of preventing lubricating oil from overflowing |
| CN115031148B (en) * | 2022-07-06 | 2024-01-09 | 浙江环宇轴承有限公司 | Bearing grease injection device applied to deep groove ball bearing and application method of bearing grease injection device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205937511U (en) * | 2016-08-19 | 2017-02-08 | 宁波中亿自动化装备有限公司 | Annotate fat weighing device |
| CN206093449U (en) * | 2016-08-29 | 2017-04-12 | 新昌县三和轴承有限公司 | Fat device is annotated to bearing |
| CN206754774U (en) * | 2016-09-26 | 2017-12-15 | 新昌县镜岭镇胜泰轴承配件厂 | A kind of bearing grease injection device |
| CN107906354B (en) * | 2017-10-21 | 2019-05-14 | 李子木 | A kind of bearing oiling device and its cleaning method used before oiling |
| CN108105571A (en) * | 2017-12-19 | 2018-06-01 | 新昌县三和轴承有限公司 | A kind of bearing grease injection device |
| CN208457036U (en) * | 2018-03-13 | 2019-02-01 | 韶关市滚动轴承制造有限公司 | Novel deep groove ball bearing grease filling machine |
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2019
- 2019-03-06 CN CN201910165952.1A patent/CN110005933B/en active Active
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| Publication number | Publication date |
|---|---|
| CN110005933A (en) | 2019-07-12 |
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Effective date of registration: 20200811 Address after: 602, unit 2, No. 55, Xinjiang West Road, Xinzhou District, Shangrao City, Jiangxi Province Applicant after: Xu Shouqiang Address before: 362300 Mid-energy-saving Beautiful Home No. 228, Nan'an City, Quanzhou City, Fujian Province Applicant before: NAN'AN CHENXING MACHINERY TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20210122 Address after: 317300 Yongan Industrial Agglomeration Area, Xianju County, Taizhou City, Zhejiang Province Applicant after: NINGFAN BEARING Co.,Ltd. Address before: Room 602, unit 2, 55 Xinjiang West Road, Xinzhou District, Shangrao City, Jiangxi Province 334000 Applicant before: Xu Shouqiang |
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