CN106855082A - Long-life composite bearing and its manufacture method and motor, fan - Google Patents
Long-life composite bearing and its manufacture method and motor, fan Download PDFInfo
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- CN106855082A CN106855082A CN201710052194.3A CN201710052194A CN106855082A CN 106855082 A CN106855082 A CN 106855082A CN 201710052194 A CN201710052194 A CN 201710052194A CN 106855082 A CN106855082 A CN 106855082A
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- 239000002131 composite material Substances 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 239000011159 matrix material Substances 0.000 claims abstract description 84
- 238000001746 injection moulding Methods 0.000 claims abstract description 18
- 238000000465 moulding Methods 0.000 claims abstract description 9
- 238000010276 construction Methods 0.000 claims abstract description 6
- 239000003921 oil Substances 0.000 claims description 16
- 239000010687 lubricating oil Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 13
- 238000005461 lubrication Methods 0.000 claims description 12
- 229920000642 polymer Polymers 0.000 claims description 9
- 239000004642 Polyimide Substances 0.000 claims description 8
- 229920001721 polyimide Polymers 0.000 claims description 8
- 229920002302 Nylon 6,6 Polymers 0.000 claims description 6
- 229930182556 Polyacetal Natural products 0.000 claims description 6
- 238000012986 modification Methods 0.000 claims description 6
- 230000004048 modification Effects 0.000 claims description 6
- 229920006324 polyoxymethylene Polymers 0.000 claims description 6
- 238000002791 soaking Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims 1
- 238000004663 powder metallurgy Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 12
- 239000000956 alloy Substances 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 6
- 238000007493 shaping process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/20—Sliding surface consisting mainly of plastics
- F16C33/201—Composition of the plastic
-
- 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
-
- 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/14—Special methods of manufacture; Running-in
-
- 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
- F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
- F16C2208/20—Thermoplastic resins
- F16C2208/36—Polyarylene ether ketones [PAEK], e.g. PEK, PEEK
-
- 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
- F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
- F16C2208/20—Thermoplastic resins
- F16C2208/40—Imides, e.g. polyimide [PI], polyetherimide [PEI]
- F16C2208/42—Polyamideimide [PAI]
-
- 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
- F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
- F16C2208/20—Thermoplastic resins
- F16C2208/66—Acetals, e.g. polyoxymethylene [POM]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
The invention discloses a kind of long-life composite bearing and manufacture method and motor and fan including long-life composite bearing.Long-life composite bearing includes oiliness bearing matrix (1),Self-lubricating complex (2),Several grooves (10) are provided with the axis hole of oiliness bearing matrix (1),Several boss (11) are formed between adjacent grooves (10),Self-lubricating complex (2) includes head (21),Head (21) is combined together to form the contour structures of long-life composite bearing with oiliness bearing matrix (1),Head (21) one end connects the full groove (10) of several inserted sheets (22) filling,The other end of inserted sheet (22) is connected by ring segment (23),The endoporus and each inserted sheet (22) of head (21) form the axis hole of the long-life composite bearing with each boss (11),Self-lubricating complex (2) is molded to be bonded on oiliness bearing matrix (1) and is integrally formed composite construction by injection molding manner,After injection moulding,Precise finiss final molding is carried out by the internal diameter to axis hole.The composite can be widely applied to sliding bearing field.
Description
Technical field
The present invention relates to a kind of long-life composite bearing and its manufacture method；In addition, the invention further relates to include the length
The motor and fan of life-span composite bearing.
Background technology
Oiliness bearing is a kind of common sliding bearing.Oiliness bearing is due to the lubricating oil operation within a period of time being impregnated with
Lubricating oil film is formed in friction surface by the precipitation of oil product, such oiliness bearing can show Jing Yin effect, but separate out
Lubricating oil can be consumed as time went on and constantly, thus oiliness bearing life-span not as ball bearing be its inherent shortcoming.This
Self-lubrication alloy bearing is further developed before applicant and inventor, it relies on material self-lubricating property in itself, so as to reach
To long-life requirement.But this bearing is self-lubricating material due to internal layer, is had no idea by way of adding lubricating oil
Oil lubrication is carried out, this is also the reason for many people can not at once receive this class bearing, because everybody get used to oil lubrication.
PV values are to embody the important indicator of sliding bearing performance, refer to bearing under the conditions of certain carrying and linear velocity
The sum of products, wherein P represent bearing load (MPa), and V represents the speed (m/s) of motion.The service life of PV values and bearing is into anti-
Than relation, bearing is used in critical PV values, certainly will detract bearing service life, therefore to make abrasion be down to reasonable limits value
It is interior, then need to limit PV values.Therefore the critical PV values of bearing are higher, then bearing load carrying capacity is more preferable, under same use condition, meeting
There is longer service life.
The content of the invention
The technical problems to be solved by the invention are overcome the shortcomings of in prior art, there is provided a kind of critical PV values length high
Life-span composite bearing, be it is a kind of the characteristics of possess oiliness bearing with the sliding bearing of self-lubrication alloy bearing long-life characteristics.
The present invention also provides a kind of manufacture method of long-life composite bearing.
The present invention also provides a kind of motor including the long-life composite bearing.
The present invention also provides a kind of fan including the long-life composite bearing.
The technical scheme that long-life composite bearing of the invention is used is：Long-life composite bearing of the invention includes containing
Oil bearing matrix, self-lubricating complex, are provided with several grooves, the adjacent groove in the axis hole of the oiliness bearing matrix
Between form the boss of several convexes, the self-lubricating complex includes head, the head and the oiliness bearing matrix
One end be combined together to form the contour structures of the long-life composite bearing, one end of the head connects several and inserts
Piece, the other end of the inserted sheet is concatenated together into an entirety, the full groove of inserted sheet filling, institute by ring segment
The endoporus and each inserted sheet for stating head form the axis hole of the long-life composite bearing, the self-lubricating with each boss
Complex is molded to be bonded on the oiliness bearing matrix and is integrally formed composite construction by injection molding manner, after injection moulding, leads to
Cross carries out precise finiss final molding to the internal diameter of axis hole, reaches internal diameter precision.
One end phase closing of the head and the oiliness bearing matrix, the outside dimension of the head and the oil-containing axle
The outside dimension for holding matrix is identical.
Or, one end of the oiliness bearing matrix is provided with annular groove, the head be located in the annular groove and and its
It is adapted, the end face flush of the outer face of the head and the oiliness bearing matrix.
The self-lubricating complex is made of self-lubricating high molecular polymer.
The self-lubricating complex uses modified polyimide or modified polyetheretherketonefiber or modified polyacetal or modification of nylon
66 are made.
The oiliness bearing matrix is prefabricated component.
The oiliness bearing matrix is machined after being sintered using powdered metallurgical material and is made.
The technical scheme that the manufacture method of long-life composite bearing of the invention is used is：The long-life composite bearing
Including oiliness bearing matrix, self-lubricating complex, several grooves, adjacent institute are provided with the axis hole of the oiliness bearing matrix
The boss that several convexes are formed between groove is stated, the self-lubricating complex includes head, the head and the oil-containing axle
The one end for holding matrix is combined together to form the contour structures of the long-life composite bearing, and one end connection of the head is some
Individual inserted sheet, the other end of the inserted sheet is concatenated together into an entirety by ring segment, and the inserted sheet filling is full described recessed
Groove, the endoporus of the head and each inserted sheet form the axis hole of the long-life composite bearing with each boss, described
Self-lubricating complex is molded to be bonded on the oiliness bearing matrix and is integrally formed composite construction, injection moulding by injection molding manner
Afterwards, precise finiss final molding is carried out by the internal diameter to axis hole, reaches internal diameter precision；The manufacture of the long-life composite bearing
Method is comprised the following steps：(A) the prefabricated oiliness bearing matrix, and made in the axis hole of the oiliness bearing matrix some
Individual groove so that the boss of several convexes is formed between the adjacent groove；(B) will be with self-lubricating by Shooting Technique
The high molecular polymer of characteristic is moulded on the oiliness bearing matrix, forms the self-lubricating complex；(C) injection moulding
Afterwards, the internal diameter to axis hole makes its final molding by precise finiss processing；(D) soaking by lubricating oil so that the oiliness bearing base
The micropore of body is filled with lubricating oil.
One end phase closing of the head and the oiliness bearing matrix, the outside dimension of the head and the oil-containing axle
The outside dimension for holding matrix is identical.
Or, one end of the oiliness bearing matrix is provided with annular groove, the head be located in the annular groove and and its
It is adapted, the end face flush of the outer face of the head and the oiliness bearing matrix.
The self-lubricating complex is made of self-lubricating high molecular polymer.
The self-lubricating complex uses modified polyimide or modified polyetheretherketonefiber or modified polyacetal or modification of nylon
66 are made.
The oiliness bearing matrix is prefabricated component.
The oiliness bearing matrix is machined after being sintered using powdered metallurgical material and is made.
The technical scheme that motor of the invention is used is：Motor of the invention includes long-life composite bearing, the length
Life-span composite bearing includes oiliness bearing matrix, self-lubricating complex, and several are provided with the axis hole of the oiliness bearing matrix
Groove, forms the boss of several convexes between the adjacent groove, the self-lubricating complex includes head, the head
With the contour structures that one end of the oiliness bearing matrix is combined together to form the long-life composite bearing, the head
One end connects several inserted sheets, and the other end of the inserted sheet is concatenated together into an entirety, the inserted sheet by ring segment
The full groove of filling, the endoporus of the head and each inserted sheet form the long-life composite bearing with each boss
Axis hole, the self-lubricating complex is molded by injection molding manner and is bonded on the oiliness bearing matrix and is integrally formed composite junction
Structure, after injection moulding, precise finiss final molding is carried out by the internal diameter to axis hole, reaches internal diameter precision.
One end phase closing of the head and the oiliness bearing matrix, the outside dimension of the head and the oil-containing axle
The outside dimension for holding matrix is identical.
Or, one end of the oiliness bearing matrix is provided with annular groove, the head be located in the annular groove and and its
It is adapted, the end face flush of the outer face of the head and the oiliness bearing matrix.
The self-lubricating complex is made of self-lubricating high molecular polymer.
The self-lubricating complex uses modified polyimide or modified polyetheretherketonefiber or modified polyacetal or modification of nylon
66 are made.
The oiliness bearing matrix is prefabricated component.
The oiliness bearing matrix is machined after being sintered using powdered metallurgical material and is made.
The technical scheme that fan of the invention is used is：Fan of the invention includes long-life composite bearing, the length
Life-span composite bearing includes oiliness bearing matrix, self-lubricating complex, and several are provided with the axis hole of the oiliness bearing matrix
Groove, forms the boss of several convexes between the adjacent groove, the self-lubricating complex includes head, the head
With the contour structures that one end of the oiliness bearing matrix is combined together to form the long-life composite bearing, the head
One end connects several inserted sheets, and the other end of the inserted sheet is concatenated together into an entirety, the inserted sheet by ring segment
The full groove of filling, the endoporus of the head and each inserted sheet form the long-life composite bearing with each boss
Axis hole, the self-lubricating complex is molded by injection molding manner and is bonded on the oiliness bearing matrix and is integrally formed composite junction
Structure, after injection moulding, precise finiss final molding is carried out by the internal diameter to axis hole, reaches internal diameter precision.
One end phase closing of the head and the oiliness bearing matrix, the outside dimension of the head and the oil-containing axle
The outside dimension for holding matrix is identical.
Or, one end of the oiliness bearing matrix is provided with annular groove, the head be located in the annular groove and and its
It is adapted, the end face flush of the outer face of the head and the oiliness bearing matrix.
The self-lubricating complex is made of self-lubricating high molecular polymer.
The self-lubricating complex uses modified polyimide or modified polyetheretherketonefiber or modified polyacetal or modification of nylon
66 are made.
The oiliness bearing matrix is prefabricated component.
The oiliness bearing matrix is machined after being sintered using powdered metallurgical material and is made.
The beneficial effects of the invention are as follows：Because long-life composite bearing of the invention includes oiliness bearing matrix, self-lubricating
Complex, is provided with several grooves in the axis hole of the oiliness bearing matrix, formed in several between the adjacent groove
Convex boss, the self-lubricating complex includes head, and the head is combined together with one end of the oiliness bearing matrix
Form the contour structures of the long-life composite bearing, one end of the head connects several inserted sheets, the inserted sheet it is another
End is concatenated together into an entirety by ring segment, the full groove of inserted sheet filling, the endoporus of the head and
Each inserted sheet forms the axis hole of the long-life composite bearing with each boss, and the self-lubricating complex passes through injection side
Formula shaping is bonded on the oiliness bearing matrix and is integrally formed composite construction, after injection moulding, is entered by the internal diameter to axis hole
Row precise finiss final molding, reaches internal diameter precision；The present invention is integrally formed by the way that oiliness bearing and self-lubricating material are combined,
Have oiliness bearing feature and self-lubrication alloy bearing long-life characteristics concurrently, the concept of the oil lubrication that user is formed for a long time is obtained
Continue, be provided simultaneously with long-life characteristic, it is often more important that in the case where there is lubricating oil to do lubrication assistant, self-lubricating material
Anti-wear effect more preferably, tests prove that 5~10 times of the critical PV values of bearing can be improved, greatly improves the bearing capacity of bearing,
In the case of same load, then the service life of bearing is greatly improved, the oiliness bearing performance having been well known is done significantly
Lifting, such user simultaneously, also recognizes that the change that this novel bearing can bring in the short life problem for understanding oiliness bearing；Therefore
The critical PV values of long-life composite bearing of the invention are high, are the characteristics of one kind possesses oiliness bearing and self-lubrication alloy bearing length
The sliding bearing of life characteristic.
Similarly, the excellent of accessory long service life is likewise supplied with using the motor and fan of long-life composite bearing of the invention
Point.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the long-life composite bearing of the embodiment of the present invention one；
Fig. 2 is an end face structure schematic diagram of long-life composite bearing shown in Fig. 1；
Fig. 3 is the dimensional structure diagram of the oiliness bearing matrix of the long-life composite bearing of the embodiment of the present invention one；
Fig. 4 is an end face structure schematic diagram of oiliness bearing matrix shown in Fig. 3；
Fig. 5 is the schematic diagrames of A-A section structures shown in Fig. 4；
Fig. 6 is the dimensional structure diagram of the self-lubricating complex of the long-life composite bearing of the embodiment of the present invention one；
Fig. 7 is an end face structure schematic diagram of self-lubricating complex shown in Fig. 6；
Fig. 8 is the side structure schematic diagram of self-lubricating complex shown in Fig. 7；
Fig. 9 is the dimensional structure diagram of the long-life composite bearing of the embodiment of the present invention two；
Figure 10 is the dimensional structure diagram of the oiliness bearing matrix of the long-life composite bearing of the embodiment of the present invention two；
Figure 11 is the section structure schematic diagram of oiliness bearing matrix shown in Figure 10；
Figure 12 is the dimensional structure diagram of the self-lubricating complex of the long-life composite bearing of the embodiment of the present invention two.
Specific embodiment
Embodiment one：
As shown in Fig. 1~Fig. 8, the long-life composite bearing of the present embodiment includes oiliness bearing matrix 1, self-lubricating complex
2, three grooves 10 are provided with the axis hole of the oiliness bearing matrix 1, three convexes of formation between the adjacent groove 10
Boss 11, the self-lubricating complex 2 includes head 21, one end phase closing of the head 21 and the oiliness bearing matrix 1,
The outside dimension of the head 21 is identical with the outside dimension of the oiliness bearing matrix 1, the head 21 and the oil-containing axle
The one end for holding matrix 1 is combined together to form the contour structures of the long-life composite bearing, one end connection of the head 21
Three inserted sheets 22, the other end of the inserted sheet 22 is concatenated together into an entirety by ring segment 23, and the inserted sheet 22 is filled out
Full of the groove 10, the endoporus of the head 21 and three inserted sheets 22 and three boss 11 form the longevity
Order composite bearing axis hole, the self-lubricating complex 2 by injection molding manner shaping be bonded on the oiliness bearing matrix 1 into
Composite construction is integrated, after injection moulding, precise finiss final molding is carried out by the internal diameter to axis hole, reach internal diameter precision,
The self-lubricating complex 2 is made of self-lubricating high molecular polymer, and in the present embodiment, the self-lubricating complex 2 is used
Modified polyimide (PI) is made, and modified polyimide not only possesses self lubricity, at the same be also equipped with thermal coefficient of expansion it is low, shaping
The low characteristic of shrinkage factor, naturally it is also possible to use modified polyetheretherketonefiber or modified polyacetal or the grade other materials system of modification of nylon 66
Into the oiliness bearing matrix 1 is prefabricated component, and the oiliness bearing matrix 1 is using machining after powdered metallurgical material sintering
It is made, the soaking by lubricating oil after global formation of the present invention.
The manufacture method of the long-life composite bearing is comprised the following steps：(A) the prefabricated oiliness bearing matrix 1, and
Three grooves 10 are made in the axis hole of the oiliness bearing matrix 1 so that formed in three between the adjacent groove 10
Convex boss 11；(B) high molecular polymer with self-lubricating property is moulded in by the oiliness bearing base by Shooting Technique
On body 1, the self-lubricating complex 2 is formed；(C) after injection moulding, the internal diameter to axis hole makes it most by precise finiss processing
Final shaping unit；(D) soaking by lubricating oil so that the micropore of the oiliness bearing matrix 1 is filled with lubricating oil.
The present embodiment is integrally formed by the way that oiliness bearing and self-lubricating material are combined, and has oiliness bearing feature and Zi Run concurrently
Sliding alloy bearing long-life characteristics, the concept of the oil lubrication that user is formed for a long time is continued, is provided simultaneously with long-life
Characteristic, it is often more important that in the case where there is lubricating oil to do lubrication assistant, the anti-wear effect of self-lubricating material more preferably, is demonstrate,proved through experiment
Bright 5~10 times of critical PV values for improving bearing, greatly improve the bearing capacity of bearing, in the case of same load, then greatly
The big service life for improving bearing, does the oiliness bearing performance having been well known and is significantly lifted, and such user contains in understanding
The short life problem of oil bearing simultaneously, also recognizes that the change that this novel bearing can bring；Therefore the long-life of the invention is compound
The critical PV values of bearing are high, are a kind of sliding axles the characteristics of possess oiliness bearing with self-lubrication alloy bearing long-life characteristics
Hold.
Embodiment two：
As shown in figs. 9 to 12, the present embodiment is with the difference part of embodiment one：In the present embodiment, the oil-containing
One end of bearing matrix 1 is provided with annular groove 24, and the head 21 is located in the annular groove 24 and matched therefore described
The outside dimension of head 21 is less than the outside dimension of the oiliness bearing matrix 1, the outer face of the head 21 and the oil-containing
The end face flush of bearing matrix 1, the cylinder of the oiliness bearing matrix 1 is the outer cylinder of long-life composite bearing, appearance
Seem the present embodiment more like common oiliness bearing, but internal difference.
Embodiment three：
The present embodiment is the long-life composite bearing in a kind of micromachine, including embodiment one or embodiment two.Similarly,
The advantage of accessory long service life is likewise supplied with using the motor of long-life composite bearing of the invention.
Example IV：
The present embodiment is the long-life composite bearing in a kind of fan, including embodiment one or embodiment two.Similarly, use
The fan of long-life composite bearing of the invention is likewise supplied with the advantage of accessory long service life.
The composite can be widely applied to sliding bearing field.
Claims (10)
1. a kind of long-life composite bearing, it is characterised in that：It is described including oiliness bearing matrix (1), self-lubricating complex (2)
Several grooves (10) are provided with the axis hole of oiliness bearing matrix (1), are formed in several between the adjacent groove (10)
Convex boss (11), the self-lubricating complex (2) includes head (21), the head (21) and the oiliness bearing matrix
(1) one end be combined together to form the contour structures of the long-life composite bearing, the head (21) if one end connection
Dry inserted sheet (22), the other end of the inserted sheet (22) is concatenated together into an entirety by ring segment (23), described to insert
The full groove (10) of piece (22) filling, the endoporus and each inserted sheet (22) of the head (21) and each boss (11)
The axis hole of the long-life composite bearing is formed, the self-lubricating complex (2) is molded by injection molding manner and is bonded to described containing
Oil bearing matrix is integrally formed composite construction on (1), after injection moulding, by the internal diameter to axis hole carry out precise finiss it is final into
Type, reaches internal diameter precision.
2. long-life composite bearing according to claim 1, it is characterised in that：The head (21) and the oiliness bearing
One end phase closing of matrix (1), the outside dimension phase of the outside dimension of the head (21) and the oiliness bearing matrix (1)
Together.
3. long-life composite bearing according to claim 1, it is characterised in that：One end of the oiliness bearing matrix (1)
Annular groove (24) is provided with, the head (21) is in the annular groove (24) and matched, outside the head (21)
The end face flush of end face and the oiliness bearing matrix (1).
4. long-life composite bearing according to claim 1, it is characterised in that：The self-lubricating complex (2) is using certainly
Lubrication high molecular polymer is made.
5. long-life composite bearing according to claim 2, it is characterised in that：The self-lubricating complex (2) uses and changes
Property polyimides or modified polyetheretherketonefiber or modified polyacetal or modification of nylon 66 are made.
6. long-life composite bearing according to claim 1, it is characterised in that：The oiliness bearing matrix (1) is prefabricated
Part.
7. long-life composite bearing according to claim 1, it is characterised in that：The oiliness bearing matrix (1) uses powder
It is machined after powder metallurgy material sintering and is made.
8. the manufacture method of the long-life composite bearing described in a kind of claim 1 to 7 any one, it is characterised in that：Including
Following steps：(A) the prefabricated oiliness bearing matrix (1), and make several in the axis hole of the oiliness bearing matrix (1)
Groove (10) so that the boss (11) of several convexes is formed between the adjacent groove (10)；(B) will by Shooting Technique
High molecular polymer with self-lubricating property is moulded on the oiliness bearing matrix (1), forms the self-lubricating complex
(2)；(C) after injection moulding, the internal diameter to axis hole makes its final molding by precise finiss processing；(D) soaking by lubricating oil so that
The micropore of the oiliness bearing matrix (1) is filled with lubricating oil.
9. a kind of motor, it is characterised in that：Including the long-life composite bearing described in claim 1 to 7 any one.
10. a kind of fan, it is characterised in that：Including the long-life composite bearing described in claim 1 to 7 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710052194.3A CN106855082A (en) | 2017-01-22 | 2017-01-22 | Long-life composite bearing and its manufacture method and motor, fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710052194.3A CN106855082A (en) | 2017-01-22 | 2017-01-22 | Long-life composite bearing and its manufacture method and motor, fan |
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| CN106855082A true CN106855082A (en) | 2017-06-16 |
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| CN2551800Y (en) * | 2002-07-16 | 2003-05-21 | 朴日山 | Self-lubricating sliding bearing of metal and polymer plastic alloy composite |
| CN2558808Y (en) * | 2002-06-28 | 2003-07-02 | 宝钢集团上海第一钢铁有限公司 | Improved structure of self-lubricating bearing |
| CN1957185A (en) * | 2004-05-27 | 2007-05-02 | Ntn株式会社 | High precision sliding bearing |
| CN202991873U (en) * | 2012-12-27 | 2013-06-12 | 贵州西南工具(集团)有限公司 | Picking spindle sliding bearing sleeve of cotton picker |
| CN203114907U (en) * | 2013-02-06 | 2013-08-07 | 合肥合锻机床股份有限公司 | Link press bar system self-lubricating shaft sleeve and multi-link press |
| CN203272438U (en) * | 2013-04-26 | 2013-11-06 | 段惠 | Improved structure of self-lubricating sliding bearing |
| CN105864296A (en) * | 2015-01-21 | 2016-08-17 | 株洲时代新材料科技股份有限公司 | Polyester material sliding bearing and production method thereof |
| CN105980723A (en) * | 2014-02-06 | 2016-09-28 | Ntn株式会社 | Plain bearing |
| CN206386392U (en) * | 2017-01-22 | 2017-08-08 | 珠海市静润轴承科技有限公司 | Long-life composite bearing and motor, fan |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2558808Y (en) * | 2002-06-28 | 2003-07-02 | 宝钢集团上海第一钢铁有限公司 | Improved structure of self-lubricating bearing |
| CN2551800Y (en) * | 2002-07-16 | 2003-05-21 | 朴日山 | Self-lubricating sliding bearing of metal and polymer plastic alloy composite |
| CN1957185A (en) * | 2004-05-27 | 2007-05-02 | Ntn株式会社 | High precision sliding bearing |
| CN202991873U (en) * | 2012-12-27 | 2013-06-12 | 贵州西南工具(集团)有限公司 | Picking spindle sliding bearing sleeve of cotton picker |
| CN203114907U (en) * | 2013-02-06 | 2013-08-07 | 合肥合锻机床股份有限公司 | Link press bar system self-lubricating shaft sleeve and multi-link press |
| CN203272438U (en) * | 2013-04-26 | 2013-11-06 | 段惠 | Improved structure of self-lubricating sliding bearing |
| CN105980723A (en) * | 2014-02-06 | 2016-09-28 | Ntn株式会社 | Plain bearing |
| CN105864296A (en) * | 2015-01-21 | 2016-08-17 | 株洲时代新材料科技股份有限公司 | Polyester material sliding bearing and production method thereof |
| CN206386392U (en) * | 2017-01-22 | 2017-08-08 | 珠海市静润轴承科技有限公司 | Long-life composite bearing and motor, fan |
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Address after: 519000, fourth level 405B, 10 main building, science and technology road, Tangjia Bay Town, Zhuhai, Guangdong. Applicant after: ZHUHAI JINGRUN TECHNOLOGY CO.,LTD. Address before: 519000, fourth level 405B, 10 main building, science and technology road, Tangjia Bay Town, Zhuhai, Guangdong. Applicant before: ZHUHAI JINGRUN BEARING TECHNOLOGY CO.,LTD. |
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