CN202946548U - Elastic metal plastic bush - Google Patents
Elastic metal plastic bush Download PDFInfo
- Publication number
- CN202946548U CN202946548U CN2012206326542U CN201220632654U CN202946548U CN 202946548 U CN202946548 U CN 202946548U CN 2012206326542 U CN2012206326542 U CN 2012206326542U CN 201220632654 U CN201220632654 U CN 201220632654U CN 202946548 U CN202946548 U CN 202946548U
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- guide portion
- elastic metal
- metal plastic
- frustum
- resin layer
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- Withdrawn - After Issue
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model provides an elastic metal plastic bush. The elastic metal plastic bush comprises a bush base (10), a composite resin layer (20) and connecting posts, wherein the composite resin layer (20) is fixed on the connecting surface of the bush base (10); and each connecting post comprises a first end and a second end which are arranged oppositely, the second end is fixedly connected with the connecting surface of the bush base (10), the height of each connecting post is smaller than the thickness of the composite resin layer (20), and the bush base (10) is fixed with the composite resin layer (20) through a plurality of connecting posts. According to the elastic metal plastic bush, because the bush base is connected with the composite resin layer through a plurality of connecting posts, automation can be realized in the connection of the connecting posts and the bush base, the efficiency of manufacturing the composite resin layer is improved, automatic production is realized, and the production efficiency is improved.
Description
Technical field
The utility model relates to field of bearings, more specifically, relates to a kind of elastic metal plastic tile.
Background technique
Elastic metal plastic tile is a kind of sliding bearing that is mainly used in hydraulic generator unit thrust or guide bearing position, forms friction pair with runner plate or axle.The structural feature of prior art Elastic metal plastic tile is: the connecting surface soldering of watt base of being processed into by metal (generally adopting low carbon steel) has the composite resin layer, and the rubbing surface of elastic metal plastic tile is for strengthening modified polytetrafluoroethylresin resin.
The manufacture process of prior art Elastic metal plastic tile is generally to adopt the wire about diameter 0.4mm to be wound in the spiral spring, spills through the multilayer heap, and after reaching the weight of technological requirement, the pressurization compacting, make the poroelasticity pad in mould; The die cavity of again powdered resin evenly being packed into, repressed, sintering is made.
Be that CN98114436.5, model utility name are called " technology for manufacturing elastic metal-plastic thrust bearing " as application number, application number is that to be called " water labricating metal plastic bush and production method " and application number be that ZL200610046331.4, model utility name are called in the Chinese patent application of " production method of elastic metal plastic bearing " and all adopt above method to make elastic metal plastic tile for ZL200410100476.9, model utility name.
In above prior art, spill owing to adopting manual operation to carry out spiral spring heap, the manufacturing of poroelasticity pad is difficult to form automation, and operating efficiency is lower.And the Elasto metallic plastic composites layer density everywhere of elastic metal plastic tile is difficult to control, can only roughly guarantee uniform elastic, make within the composite layer overall elasticity is in a scope, cause the elastic modulus difference of finished product elastic metal plastic tile larger, product performance can't further improve.JB/T10180 " Hydropower Unit elastic metal plastic tile " just considers that this factor, the scope of regulation elastic mould value are 800 ~ 3500MPa.
The model utility content
The utility model purpose is to provide a kind of elastic metal plastic tile, can realize the automatic production of elastic metal plastic tile, thereby enhance productivity.Further, the Young's modulus uniformity of elastic metal plastic tile is guaranteed.
The utility model provides a kind of elastic metal plastic tile, comprising: Wa Ji; The composite resin layer is fixed in the connecting surface of watt base; Attachment post comprises the first end and the second end that are oppositely arranged, and the second end is fixedly connected with the connecting surface of watt base, and the height of attachment post is less than the thickness of composite resin layer, and Wa Ji and composite resin layer are fixed by a plurality of attachment posts.
Further, attachment post comprises guide portion and main joint, and guide portion begins to increase gradually towards the second end cross-section area from the top of first end, and main connection part is between guide portion and Wa Ji.
Further, guide portion comprises cone, frustum or segment.
Further, main joint comprises the uniform section cylinder that is arranged between guide portion and Wa Ji.
Further, cylinder directly be connected with guide portion and the maximum secting area of guide portion greater than the sectional area of cylinder.
Further, main joint also comprises the toothed region that is arranged between guide portion and cylinder.
Further, toothed region comprises at least one the connection frustum that begins to set gradually towards cylinder from guide portion.
Further, at least one connects in frustum, and each connects the small bore end face of frustum to guide portion; Perhaps, at least one each connection frustum that connects frustum has identical large-section end area and small bore end area, from guide portion, at least one first cross section end face that connects frustum that connects in frustum joins with guide portion, and other connects frustum cross section end phase ground connection setting identical with the section area of adjacent connection frustum.
Further, toothed region comprises at least one thread section; Perhaps toothed region comprises a plurality of annular tooth, and the tip edge of annular tooth is thinner than the tooth root of annular tooth.
According to elastic metal plastic tile of the present utility model, owing to adopting a plurality of attachment posts to connect watt base and composite resin layer, can make attachment post and being connected of watt base realize automation, and improve the efficient of making the composite resin layer, thereby realize automatic production, enhance productivity.Further, can and arrange according to the density of designing requirement control connection post, reach the purpose of controlling the plastic made tile mechanical property, and the Young's modulus uniformity that makes watt is guaranteed.
Description of drawings
The accompanying drawing that consists of the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the sectional structure schematic diagram of the utility model the first embodiment's elastic metal plastic tile;
Fig. 2 is the plan structure schematic diagram of Fig. 1;
Fig. 3 is C section partial structurtes schematic diagram in Fig. 2;
Fig. 4 is that the A-A of Fig. 3 is to structural representation;
Fig. 5 is the structural representation of attachment post of the utility model the first embodiment's elastic metal plastic tile;
Fig. 6 is the structural representation of attachment post of the utility model the second embodiment's elastic metal plastic tile;
Fig. 7 is the structural representation of attachment post of the utility model the 3rd embodiment's elastic metal plastic tile;
Fig. 8 is the structural representation of attachment post of the utility model the 4th embodiment's elastic metal plastic tile.
Embodiment
Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.Need to prove, in the situation that do not conflict, embodiment and the feature in embodiment in the application can make up mutually.
Elastic metal plastic tile of the present utility model comprises Wa Ji, composite resin layer and a plurality of attachment post.Wa Ji comprises connecting surface.The composite resin layer is fixed in the connecting surface of watt base.Attachment post comprises first end and the second end that is oppositely arranged, and the second end is fixedly connected with the connecting surface of watt base.The height of attachment post is less than the thickness of composite resin layer 20.Watt base 10 is fixed by a plurality of attachment posts with composite resin layer 20.
Owing to adopting a plurality of attachment posts to connect watt base and composite resin layer, can make attachment post and being connected of watt base realize automation, and improve the efficient of making the composite resin layer, thereby realize the elastic metal plastic tile automatic production, enhance productivity.Further, can and arrange according to the density of designing requirement control connection post, reach the purpose of controlling the plastic made tile mechanical property, and the Young's modulus uniformity that makes watt is guaranteed.
The first embodiment
Show the structure of the first embodiment's elastic metal plastic tile as Fig. 1 to 5.Elastic metal plastic tile 100 comprises watt base 10, composite resin layer 20 and a plurality of attachment post 30.Composite resin layer 20 is fixed in the connecting surface of watt base 10.The second end of attachment post 30 is fixedly connected with the connecting surface of watt base 10, and the height of attachment post 30 is less than the thickness of composite resin layer 20, and watt base 10 is fixing by a plurality of attachment posts 30 with composite resin layer 20.
Wherein, attachment post 30 comprises guide portion 31 and main joint 32.Guide portion 31 begins to increase gradually towards the second end cross-section area from the top of first end.Main joint 32 is between guide portion 31 and Wa Ji 10.Wherein guide portion can comprise cone, frustum or segment etc.In the first embodiment, particularly, guide portion 31 is cone.
Main joint 32 comprises the section area that is arranged between guide portion 31 and Wa Ji 10 less than prismatic circular cylinder 321 of the maximum cross-section area of guide portion 31, and comprises the toothed region 322 that is arranged between guide portion 31 and cylinder 321.
As shown in Figure 5, in the first embodiment, toothed region comprises the connection frustum of three circles that set gradually towards cylinder 321 from guide portion 31 beginning.Each connects the small bore end face of frustum to guide portion 31.Wherein particularly, each connects shape and the equal and opposite in direction of frustum.But in the embodiment of some distortion, the quantity that connects frustum can increase or reduce according to the design needs, and each shape and size that connects frustum also can be different.Because the cross-sectional sizes of toothed region constantly changes, after making attachment post 30 on watt base 10 and composite resin layer 20 chimeric, connection each other is more firm.
The density of attachment post will affect the adhesive strength of plastic made tile resin surface.Density is high, and adhesive strength is high.Preferably, the diameter d of the maximum cross section of attachment post 30 is 0.4mm in the first embodiment, and the height h of attachment post 30 is 1.0mm.A plurality of attachment posts 30 distribute on the connecting surface of watt base 10 by the distribution density of 10mm * 10mm.The composite resin layer thickness H is 2.0mm.
Describe respectively the second to the 4th embodiment of the present utility model below with reference to Fig. 6 to Fig. 8, compare with the first embodiment, in the second to the 4th embodiment, except the structure of attachment post, other structure is identical.Therefore, in the following description, the part identical with the first embodiment no longer is repeated in this description.
The second embodiment
Fig. 6 is the structural representation of attachment post of the utility model the second embodiment's elastic metal plastic tile.In this second embodiment, attachment post 40 comprises guide portion 41 and the main joint 42 that is made of cone.Main joint 42 comprises that diameter is less than the cylinder 421 of the circle of the maximum diameter of guide portion 41 and the toothed region 422 between guide portion 41 and cylinder 421.
In the second embodiment, toothed region 422 comprises the connection frustum of a plurality of circles that set gradually towards cylinder 421 from guide portion 41 beginning.Wherein, each of a plurality of connection frustums connects frustum and has identical large-section end area and small bore end area, from guide portion 41, first in a plurality of connection frustums connects the large-section end face of frustum to guide portion 41, and other connects the frustum cross section end phase ground connection identical with the section area of adjacent connection frustum and arranges.In the embodiment of a distortion, can be also first small bore end face that connects frustum in a plurality of connection frustums to guide portion 41, other connect frustum also the cross section end phase ground connection identical with the section area of adjacent connection frustum arrange.
The 3rd embodiment
Fig. 7 is the structural representation of attachment post of the utility model the 3rd embodiment's elastic metal plastic tile.In the 3rd embodiment, attachment post 50 comprises guide portion 51 and the main joint 52 that is made of cone.Main joint 52 comprises that diameter equals cylinder 521 and the toothed region 522 between guide portion 51 and cylinder 521 of circle of the maximum diameter of guide portion 51.This toothed region 522 comprises the annular tooth that a plurality of intervals successively arrange.Preferably, the tip edge of annular tooth is thinner than the tooth root of annular tooth.In the embodiment of a distortion, because the tooth root of each annular tooth is thicker, also the interval can be set between each annular tooth.
The 4th embodiment
Fig. 8 is the structural representation of attachment post of the utility model the 4th embodiment's elastic metal plastic tile.In the 4th embodiment, attachment post 60 comprises guide portion 61 and the main joint 62 that is made of segment.Wherein main joint 62 only comprises and the direct-connected circular uniform section cylinder 62 of guide portion 61, and the maximum secting area of guide portion 61 is greater than the sectional area of cylinder 62.
Need to prove, the attachment post form that above each embodiment provides only exemplifies, as long as can thrust resin layer under certain pressure, and has and makes attachment post and composite resin layer form the shape with certain adhesive strength tabling all can.For example, although in the utility model first to fourth embodiment, each cross section of various forms of attachment posts is circle, and the utility model is not limited to this, and for example, each cross section is that square attachment post is equally applicable to the utility model.Again for example, the toothed region in above the first to the 3rd embodiment can substitute with the toothed region that comprises the screw section.
The below will specifically describe the manufacture method of above each embodiment's elastic metal plastic tile.This manufacture method comprises the steps:
Preparation composite resin layer.Preferably, this step comprise with weight account for batch mixing total amount 20 ~ 30% polybenzoate or polyimide resin, 2 ~ 8% aramid fibres evenly mix with the polyflon of surplus and make powder, and with preparation composite resin layer.Need to prove, this manufacture method is applicable to the composite resin layer of all other proportioning elastic metal plastic tiles, as long as the mixed powder of this composite material can compacting sintering becomes the resin plate of proper density.For example, the composite material proportioning of mentioning in 200410100476.9 also is applicable to manufacture method of the present utility model.Comprise particularly with the preparation composite resin layer that mixes: the powder uniform filling in compacting tool set, is suppressed by hydraulic press and formed composite resin layer blank.Preferably.Compacting forms composite resin layer blank and comprises to powder and slowly exerting pressure, and pressurize 2 ~ 8 minutes when pressure reaches 40 ~ 55MPa, forms composite resin layer blank.In sintering furnace, composite resin layer blank plastified sintering.Comprise particularly and be incubated 40 ~ 90 minutes after composite resin layer blank is heated to 370 ~ 380 ℃.Wherein, plasticizing sintering time to some extent differences different from material prescription the thickness of numerical value layer.
With the composite resin layer blank smoothing after the plasticizing sintering, and according to using the size cutting.
The preparation attachment post.Preferably adopt the method preparation of cold-heading.Attachment post can select low carbon steel to make.Cold-heading processing is widely used in the processing of the parts such as bolt, is a kind of maturation, stable technological method.Adopt the advantage of cold hobbing header system manufacturing to be that work efficiency is high, cost is low, is fit to mass production.
Preparation watt base.From the flat requires steel plate is carried out blanking and machining, forms watt base.
The arrangement mode of attachment post according to design is fixed on watt base, forms the overall structure of watt base and attachment post.The overall structure that forms watt base and attachment post preferably includes by the stud welding mode attachment post is fixed on watt base.In this step, can adopt automatic equipment attachment post evenly to be laid in the connecting surface of watt base according to the arrangement scheme of design, use simultaneously the stud welding mode make attachment post firmly with watt base in conjunction with fixing, formation can with the firm chimeric overall structure of composite resin layer.Adopt the above-mentioned mode that attachment post is welded in watt primary surface to prepare this overall structure, can and arrange according to the density of designing requirement control connection post, reach the purpose of controlling the elastic metal plastic tile mechanical property, and the Young's modulus uniformity of elastic metal plastic tile is guaranteed.
Composite resin layer heat is chimeric to above-mentioned overall structure formation elastic metal plastic tile base substrate.With composite resin layer heat chimeric to overall structure comprise the composite resin layer blank after cutting is heated to 150 ~ 220 ℃ after, and overall structure aligns and chimeric pressurization between parallel flat, and being forced into pressure is that after 3 ~ 6MPa, pressurize to a watt base is cooled to room temperature.Adopt the chimeric technological scheme of heating, composite resin layer and watt base combination are firmly.Generally can only heat resin layer, realize chimeric by quick pressing.And for the higher resin layer sheet material of hardness under normal temperature, also Wa Ji and resin layer can be heated, namely and overall structure aligns and overall structure was heated to 150 ~ 220 ℃ before chimeric pressurization between parallel flat, the enforcement of the hot chimeric technique of being more convenient for like this.
Bad body of elastic metal plastic tile after chimeric to heat carries out follow-up machining, makes the elastic metal plastic tile finished product of coincidence pattern requirement.
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
Can make attachment post and being connected of watt base realize automation, and improve the efficient of making the composite resin layer, thereby realize elastic metal plastic tile automation, mechanization batch production, enhance productivity.
Can strictly control, guarantee the thickness of composite resin layer, and the Young's modulus uniformity of bearing shell is guaranteed.
Can and arrange according to the density of designing requirement control connection post, reach the purpose of controlling the plastic made tile mechanical property.
In the manufacture process of prior art plastic made tile, composite resin layer and watt base are that the method by soldering is connected.Need during soldering at first a watt base to be heated on the melt solder temperature, generally get 240 ~ 280 ℃, the tiling that then will the be filled with scolder pressurize of fitting is with it lowered the temperature.The factor such as high temperature and soldering flux will cause watt primary surface oxidation and produce thermal stress.The utility model has compared with prior art been avoided the oxidation of watt base, reduces a watt basic stress.
Simplified manufacturing technique, reduction manufacture cost.Compared with prior art, owing to not adopting the spiral spring, need not step zinc-plated on the spiral spring, thereby save non-ferrous metal tin, reduce materials consumption.But press the elastic metal plastic tile of every square centimeter of the utility model with respect to 0.189 yuan of left and right of prior art economical with materials cost.
The above is only preferred embodiment of the present utility model, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. an elastic metal plastic tile, is characterized in that, comprising:
Wa Ji (10);
Composite resin layer (20) is fixed in the connecting surface of described watt of base (10);
Attachment post, comprise the first end and the second end that are oppositely arranged, described the second end is fixedly connected with the described connecting surface of described watt of base (10), the height of described attachment post is less than the thickness of described composite resin layer (20), and described watt of base (10) fixed by a plurality of described attachment posts with described composite resin layer (20).
2. elastic metal plastic tile according to claim 1, it is characterized in that, wherein, described attachment post comprises guide portion and main joint, described guide portion begins to increase gradually towards described the second end cross-section area from the top of described first end, and described main connection part is between described guide portion and described watt of base (10).
3. elastic metal plastic tile according to claim 2, is characterized in that, described guide portion comprises cone, frustum or segment.
4. elastic metal plastic tile according to claim 3, is characterized in that, described main joint comprises the uniform section cylinder that is arranged between described guide portion and Wa Ji (10).
5. elastic metal plastic tile according to claim 4, is characterized in that, described cylinder directly be connected with described guide portion and the maximum secting area of described guide portion greater than the sectional area of described cylinder.
6. elastic metal plastic tile according to claim 4, is characterized in that, described main joint also comprises the toothed region that is arranged between described guide portion and described cylinder.
7. elastic metal plastic tile according to claim 6, is characterized in that, described toothed region comprises at least one the connection frustum that begins to set gradually towards described cylinder from described guide portion.
8. elastic metal plastic tile according to claim 7, is characterized in that, in described at least one connection frustum, each connects the small bore end face of frustum to described guide portion; Perhaps, each of described at least one connection frustum connects frustum and has identical large-section end area and small bore end area, from described guide portion, described at least one first a cross section end face and described guide portion that connects frustum that connects in frustum is joined, and other connects the frustum cross section end phase ground connection identical with the section area of adjacent connection frustum and arranges.
9. elastic metal plastic tile according to claim 6, is characterized in that, described toothed region comprises at least one thread section; Perhaps described toothed region comprises a plurality of annular tooth, and the tip edge of described annular tooth is thinner than the tooth root of described annular tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206326542U CN202946548U (en) | 2012-11-26 | 2012-11-26 | Elastic metal plastic bush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206326542U CN202946548U (en) | 2012-11-26 | 2012-11-26 | Elastic metal plastic bush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202946548U true CN202946548U (en) | 2013-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206326542U Withdrawn - After Issue CN202946548U (en) | 2012-11-26 | 2012-11-26 | Elastic metal plastic bush |
Country Status (1)
| Country | Link |
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| CN (1) | CN202946548U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979817A (en) * | 2012-11-26 | 2013-03-20 | 大连三环复合材料技术开发有限公司 | Elastic metal-plastic bush and manufacturing method thereof |
| CN106763195A (en) * | 2015-11-22 | 2017-05-31 | 湖南崇德工业科技有限公司 | A kind of elastic tilting bush sliding bearing |
| CN113357266A (en) * | 2021-05-19 | 2021-09-07 | 上海交通大学 | Bearing bush and preparation method thereof |
-
2012
- 2012-11-26 CN CN2012206326542U patent/CN202946548U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979817A (en) * | 2012-11-26 | 2013-03-20 | 大连三环复合材料技术开发有限公司 | Elastic metal-plastic bush and manufacturing method thereof |
| CN102979817B (en) * | 2012-11-26 | 2016-01-13 | 大连三环复合材料技术开发有限公司 | Elastic metal plastic tile and manufacture method thereof |
| CN106763195A (en) * | 2015-11-22 | 2017-05-31 | 湖南崇德工业科技有限公司 | A kind of elastic tilting bush sliding bearing |
| CN106763195B (en) * | 2015-11-22 | 2019-02-22 | 湖南崇德工业科技有限公司 | A kind of elasticity tilting bush sliding bearing |
| CN113357266A (en) * | 2021-05-19 | 2021-09-07 | 上海交通大学 | Bearing bush and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130522 Effective date of abandoning: 20160113 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |