CN103817954A - Manufacturing method of automobile clutch facing - Google Patents
Manufacturing method of automobile clutch facing Download PDFInfo
- Publication number
- CN103817954A CN103817954A CN201410034965.2A CN201410034965A CN103817954A CN 103817954 A CN103817954 A CN 103817954A CN 201410034965 A CN201410034965 A CN 201410034965A CN 103817954 A CN103817954 A CN 103817954A
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- Prior art keywords
- gluing
- phenolic resins
- manufacture method
- face sheet
- curing agent
- Prior art date
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Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 34
- 239000005011 phenolic resin Substances 0.000 claims abstract description 85
- 229920001568 phenolic resin Polymers 0.000 claims abstract description 79
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 65
- 239000000463 material Substances 0.000 claims abstract description 48
- 238000000034 method Methods 0.000 claims abstract description 48
- 238000002156 mixing Methods 0.000 claims abstract description 20
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims abstract description 16
- 230000008569 process Effects 0.000 claims abstract description 13
- 239000000835 fiber Substances 0.000 claims description 67
- 238000004026 adhesive bonding Methods 0.000 claims description 65
- 239000003292 glue Substances 0.000 claims description 45
- 229920001971 elastomer Polymers 0.000 claims description 42
- 239000005060 rubber Substances 0.000 claims description 42
- 230000002787 reinforcement Effects 0.000 claims description 38
- 239000000203 mixture Substances 0.000 claims description 29
- 238000000227 grinding Methods 0.000 claims description 24
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical group C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 claims description 24
- 239000012767 functional filler Substances 0.000 claims description 19
- 238000003825 pressing Methods 0.000 claims description 18
- 238000007670 refining Methods 0.000 claims description 17
- 239000000126 substance Substances 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 15
- 239000004312 hexamethylene tetramine Substances 0.000 claims description 12
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims description 12
- 229920002972 Acrylic fiber Polymers 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 229910002804 graphite Inorganic materials 0.000 claims description 9
- 239000010439 graphite Substances 0.000 claims description 9
- 239000004411 aluminium Substances 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- 239000006229 carbon black Substances 0.000 claims description 8
- 239000003365 glass fiber Substances 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000001996 bearing alloy Substances 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 239000010949 copper Chemical group 0.000 claims description 3
- 229910052802 copper Chemical group 0.000 claims description 3
- 238000009998 heat setting Methods 0.000 abstract 1
- 238000004513 sizing Methods 0.000 abstract 1
- 239000004568 cement Substances 0.000 description 22
- 238000001125 extrusion Methods 0.000 description 13
- 229920005989 resin Polymers 0.000 description 11
- 239000011347 resin Substances 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000005470 impregnation Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005562 fading Methods 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229920002748 Basalt fiber Polymers 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 241000276489 Merlangius merlangus Species 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 238000007759 kiss coating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000010074 rubber mixing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- IHBMMJGTJFPEQY-UHFFFAOYSA-N sulfanylidene(sulfanylidenestibanylsulfanyl)stibane Chemical compound S=[Sb]S[Sb]=S IHBMMJGTJFPEQY-UHFFFAOYSA-N 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/32—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core on a rotating mould, former or core
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Mechanical Engineering (AREA)
- Mechanical Operated Clutches (AREA)
- Braking Arrangements (AREA)
Abstract
The invention relates to a manufacturing method of an automobile clutch facing. The manufacturing method sequentially comprises the steps of material mixing, sizing treatment, twining, compressing and heat setting, and is characterized by that phenolic resin comprises a curing agent, wherein the curing agent dosage can be adjusted to enable the flow pitch of the phenolic resin to be 120-160 mm in order to enable the phenolic resin to achieve maximal mobility at the temperature of 145-155 DEG C, and in the compressing process, to enable the phenolic resin not to be crosslinked; determination of the flow pitch is based on national standard HG-T2753-1996. The manufacturing method is simple in technical steps, saves time and labor, and greatly improves the production efficiency. The clutch facing prepared by the manufacturing method is smooth in clutching, large in friction coefficient, and stable.
Description
Technical field
The present invention relates to a kind of manufacture method of car clutch face sheet.
Background technology
The constituent of car clutch face sheet can be divided three classes, i.e. framework material, binding material and packing material.Packing material is functional filler, and it gives the enough coefficient of frictions of clutch surface and friction stability.Binding material is formed by rubber and mixed with resin conventionally, low but rubber has very strong pliability adhesion strength, and but resin-bonded intensity is high crisp and frangible.In traditional handicraft, the production technology of car clutch face sheet is, first by rubber mixing machine forceful action, by mixing to rubber, resin and various packing material even; Add again organic solvent, after dissolving, make thickness rubber cement; Make the framework material containing glue with cement dip framework material again; Then be dried, the processing such as winding, hot pressing, heat treatment.Application number is that 200910063846.9 Chinese invention patent discloses a kind of clutch face sheet for cars and production method thereof, the each component of this clutch surface is by weight: water soluble phenol resin 10-20, aluminium oxide 0. 5～1.5%, crystalline flake graphite 4～8%, antimonous sulfide 0. 6～1.2%, powdered whiting 6～10%, brass breeze 8～12%, magnetite powder 6～10%, frog stone flour 3～8%, barium sulfate 12～18%, PNBR 6～15% and water stir makes suspension, flood again 15～25% basalt fibre, through super-dry, be wound around, compacting, heat treatment, machining obtains product.This invention has improved temperature tolerance and the wearability of clutch face sheet for cars.Application number is that 201019146031.7 Chinese invention patent discloses a kind of novel non-rubber winding clutch facing, it adopts water soluble phenol resin is binding material, water soluble phenol resin is raw material by the phenol of 100 weight portions and the formaldehyde of 105～115 weight portions, under the effect of the base catalyst of 0.1～0.2 weight portion, be prepared from through condensation reaction, the solid contents that water soluble phenol resin obtains after drying accounts for 50～55 of former phenolic resins weight.This invention by this water soluble phenol resin novel binders for the production of automobile-use clutch surface, because of water soluble phenol resin binding agent have that heat fading is little, thermal expansion is little and safety coefficient compared with advantages of higher, so the clutch surface of making has good heat resistance, coefficient of friction is compared with high and steady, the advantage such as heat fading is little, wearability is good; Also there is clutch steady, the feature such as especially thermal expansion is less simultaneously.Obviously, above-mentioned multiple technologies scheme is followed same production technology, mix, dissolving, impregnation, dry, winding, hot pressing, heat treatment, the production efficiency of this production technology is not high, and the clutch surface that makes of above-mentioned multiple technologies scheme is after raising because of friction temperature, the stationarity of clutch also can reduce significantly.
Summary of the invention
The present invention will solve the problems of the technologies described above, and provides a kind of production stage simplification and clutch surface still to have the clutch manufacture method of the car clutch face sheet of advantage stably after temperature raises.
The technical scheme that the present invention addresses the above problem is as follows:
1. batch mixing: rubber 25wt%～30wt%, phenolic resins 10wt～15wt%, surplus is functional filler, mixes;
2. gluing: refining is injected to the feed liquid chamber with roll, use roll that described glue even roller is applied to fiber reinforcement material surface;
3. be wound around: have the fiber reinforcement material of refining to turn to the blank of circular ring surface uniform roller coat by wrapping machine;
4. compacting: described blank is hot-forming by hot press;
5. thermal finalization: hot-forming blank is heat-treated stage by stage; 155 ℃～165 ℃ of first stage, 3.5h～4.5h; 185 ℃～195 ℃ of second stage, 6.5h～7.5h; 215 ℃～225 ℃ of phase IIIs, 3.5h～4.5h;
In described phenolic resins, contain curing agent, the consumption of adjusting curing agent makes the stream of described phenolic resins apart from being 120～160mm, makes described phenolic resins have maximum mobility in the time of 145～155 ℃, and not exclusively crosslinked in pressing process; The mensuration of described stream distance adopts GB HG-T 2753-1996 to measure.
In technique scheme of the present invention, traditional impregnation and drying steps are replaced by gluing step, save trouble and labor, has greatly improved production efficiency.Seem simple replacement step in fact so not simple.If adopt traditional mixture recipes, traditional resin, traditional rubber, cannot adopt gluing step of the present invention, because gluing of the present invention in contrast to the upper obviously shortening of impregnation time, occur significantly to change with the exposure level way of contact of glue, if adopt original glue, adopt after gluing step of the present invention, the fiber reinforcement material infiltration glue that obtains kiss-coating is insufficient, even infiltration is not entered, this is also surface, key is that loosely organized, product is defective at the stock of the clutch surface of making after compacting.The inventor is through long-term research, the basic theories of creatively proposed replenishment of process route, change mixture recipes, adjustment suppressing heat being shaped parameter, paying after performing creative labour, by the impregnation in process route with dry replace with gluing, mixture recipes is revised as to " rubber 25wt%～30wt%; phenolic resins 10wt～15wt%, surplus is functional filler ", thermal finalization is divided into three phases; After the organic assembling of above-mentioned many features is adjusted, finally make novel clutch surface.And this clutch surface has the unexistent advantage of traditional clutch surface, that is, after temperature significantly raises, clutch surface of the present invention can also guarantee the stationarity of clutch.
Phenolic resins in technique scheme of the present invention and existing phenolic resins are different, and this is not to realize by the modification of modification group.Well known, phenolic resins is the powder of alcohol dissolubility, is commonly called as phenolic moulding powder, can be compatible with various organic-inorganic fillers.This area is also known, and will have the curing agent could be completely crosslinked in phenolic resins, competence exertion cementation, and curing agent also claims curing agent or crosslinking agent.A certain proportion of curing agent, in the time using phenolic resins, has wherein been added in this area at present.For ease of describing, phenolic resins also refers to the phenolic resins that has been added with curing agent described in batch mixing step of the present invention.Mention phenolic resins of the present invention above and existing phenolic resins is different, by adjust realize just by the consumption of curing agent for difference.Give an oral account according to inventor, this area had not been thought the curing agent of the ubiquitous routine dose in known phenolic resins will to be adjusted, thereby obtaining stream distance is the phenolic resins of 120～160mm, reduce after the content of curing agent, changing is the most significantly that phenolic resins has maximum mobility in the time of 145～155 ℃, and not exclusively crosslinked in pressing process.Just because of this, solved the problem of traditional phenolic resins gluing difficulty; Also because so, compacting of the present invention, although consistent with the compacting technological parameter of prior art, there is variation in the effect that its effect will reach in other words in theory between quietly, compacting of the present invention more suitably saying is pre-stamped.In fact the real compacting of the present invention has followed combined with heat treatment together, and as above-mentioned, heat treatment of the present invention is divided into the enforcement of three stages: 155 ℃～165 ℃ of first stage, 3.5h～4.5h; 185 ℃～195 ℃ of second stage, 6.5h～7.5h; 215 ℃～225 ℃ of phase IIIs, 3.5h～4.5h.The present invention and prior art also have a significant difference to be: rubber content of the present invention raises, and resin content reduces, and in prior art, rubber content is generally below 20%wt, as 200910063846.9 being 6～15wt%; In prior art, resin content is generally in about 20wt%, as 200910063846.9 being 10～20wt%.This be because, reduce after the curing agent content in resin, the ratio of phenolic resins improves virtually, this is not main, the activity of main is resin has obtained enhancing, also just because of this, resin of the present invention, be equivalent to the equivalent of resin of the prior art approximately 1.5, the resin that resin of the present invention uses 1g to be equivalent to prior art uses 1.5g.This high efficiency performance is directly benefited rubber constituent and filler composition, can increase their reasonable occupancy, and finally makes product be benefited, and has brought into play to a greater degree the function affect of functional filler, has brought into play to a greater degree the toughness effect of rubber; Thereby make to adopt the clutch surface that the inventive method makes to there is better performance, the aspect such as outstanding behaviours is in the stationarity of clutch, and ride comfort when automobile gear shift is improved, and also shows rub resistance, friction stationarity.
As technique scheme preferably, described gluing step is specially, several fibers tile side by side by flat notch restriction input glue application device, after gluing from another flat notch restriction output of glue application device; The fiber of several tilings side by side forms a face, every gluing 100～300 μ m after gluing.
As technique scheme preferably, in described gluing step, controlling temperature is 60 ℃～80 ℃.
As technique scheme preferably, in described pressing step, temperature control is 180 ℃～190 ℃, the press time is 30～40, and "/mm, when compacting, pressure is 1500～2000N/cm
2.
In technique scheme of the present invention, the press time is 30～40, and "/mm, mm refers to the thickness of the front car clutch face sheet of compacting.
As technique scheme preferably, described functional filler comprises and increases grinding agent and anti-friction composition, one or more in described increasing grinding agent chosen from Fe, silicon, aluminium and their oxide; Described anti-friction composition is selected from one or both in graphite and carbon black; The weight ratio of described increasing grinding agent and described anti-friction composition is (3～6) ︰ 1.
As technique scheme preferably, in phenolic resins, contain curing agent, it is 120～160 that the consumption of adjustment curing agent makes the stream distance of described phenolic resins in the time that the swash plate of 125 ℃ detects, make described phenolic resins there is maximum mobility in the time of 145～155 ℃, and not exclusively crosslinked in pressing process; Described swash plate is the glass plate that becomes 30 ° of angles with horizontal plane.
As technique scheme preferably, the weight ratio that described phenolic resin curative accounts for phenolic resins is 1%～10%; Described curing agent is hexamethylenetetramine.
As technique scheme preferably, the weight ratio that described phenolic resin curative accounts for phenolic resins is 2%～8%; Described curing agent is hexamethylenetetramine.
As technique scheme preferably, the weight ratio that described phenolic resin curative accounts for phenolic resins is 3%～5%; Described curing agent is hexamethylenetetramine.
As technique scheme preferably, described fiber reinforcement material is to contain wire, chemical fibre, the mixed of glass fibre to twist thread.
As technique scheme preferably, described wire is copper wire or copper-bearing alloy silk, described chemical fibre is acrylic fibers or the composite fibre that contains acrylic fibers.
As technique scheme preferably, described rubber is oil resistant temperature resistant rubber.
As technique scheme preferably, described rubber is acrylonitrile-butadiene rubber.
In sum, the present invention has following beneficial effect:
1, processing step of the present invention is relatively simple, and production efficiency has greatly been improved in save trouble and labor;
2, the clutch surface that the present invention makes has that clutch is steady, greatly and stably advantage of coefficient of friction.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram of glue application device of the present invention;
Fig. 2 is the structural representation of looking up of glue application device of the present invention;
Fig. 3 is the side-looking structural representation of glue application device of the present invention;
Fig. 4 is the side-looking structural representation of the mould of glue application device of the present invention;
Fig. 5 is the main TV structure schematic diagram of the mould of glue application device of the present invention;
Fig. 6 is the performance test results table of the clutch surface that makes of the embodiment of the present invention 5;
Fig. 7 is the result curve of the performance test of the clutch surface that makes of the embodiment of the present invention 5;
Fig. 4, the straight line in 5 represents fiber reinforcement material; Make in outer figure 1-screw rod conveyor, 2-mould, 11-rubber cement entrance, 12-rubber cement extrusion, 21-feed liquid chamber, 22-roll, the flat notch of 23-.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further detailed.
This specific embodiment is only explanation of the invention, is not limitation of the present invention.Any modification that those skilled in the art have done after having read description of the present invention, as long as in the protection domain of claims, all will be subject to the protection of Patent Law.
Embodiment mono-
The manufacture method of car clutch face sheet, comprises batch mixing, dissolving, gluing, winding, compacting, thermal finalization successively;
1. batch mixing: rubber 25wt%, phenolic resins 10wt%, functional filler 65wt%, mixes;
2. gluing: refining even roller is applied to fiber reinforcement material surface by glue application device;
3. be wound around: have the fiber reinforcement material of refining to turn to the blank of circular ring surface uniform roller coat by wrapping machine;
4. compacting: described blank is hot-forming by hot press;
5. thermal finalization: hot-forming blank is heat-treated stage by stage; 155 ℃ of first stage, 3.5h; 185 ℃ of second stage, 6.5h; 215 ℃ of phase IIIs, 3.5h;
Glue application device of the present invention as Figure 1-5, described glue application device is formed by connecting by ring flange by screw rod conveyor 1 and mould 2, screw rod conveyor 1 has rubber cement entrance 11 and rubber cement extrusion 12, rubber cement extrusion 12 is communicated with the feed liquid chamber 21 of mould 2, in the feed liquid chamber 21 of mould 2, be also provided with the roll 22 for gluing, described mould 2 has the flat notch 23 for passing in and out described fiber reinforcement material.
In described phenolic resins, contain curing agent, the consumption of adjusting curing agent makes the stream of described phenolic resins apart from being 120～160mm, makes described phenolic resins have maximum mobility in the time of 145～155 ℃, and not exclusively crosslinked in pressing process; The mensuration of described stream distance adopts GB HG-T 2753-1996 to measure.
Described gluing step is specially, and several fibers are inputted side by side from the flat notch 23 of described glue application device, and another the flat notch 23 from described glue application device after gluing is exported; Several described fiber reinforcement materials side by side form a face, and after gluing, every is coated with gluing 300 μ m.
In described gluing step, controlling temperature is 60 ℃.In described pressing step, temperature control is 180 ℃, and the press time is 30～40, and "/mm, when compacting, pressure is 1500N/cm
2.
Described functional filler comprises increasing grinding agent and anti-friction composition, one or more in described increasing grinding agent chosen from Fe, silicon, aluminium and their oxide; Described anti-friction composition is selected from one or both in graphite and carbon black; The weight ratio of described increasing grinding agent and described anti-friction composition is 3 ︰ 1.
The weight ratio that described phenolic resin curative accounts for phenolic resins is 10%; Described curing agent is hexamethylenetetramine.
Described fiber reinforcement material is to contain wire, chemical fibre, the mixed of glass fibre to twist thread.
Described wire is copper wire, and described chemical fibre is acrylic fiber.
Embodiment bis-
The manufacture method of car clutch face sheet, comprises batch mixing, dissolving, gluing, winding, compacting, thermal finalization successively;
1. batch mixing: rubber 25wt%, phenolic resins 12wt%, functional filler 63wt%, mixes;
2. gluing: refining even roller is applied to fiber reinforcement material surface by glue application device;
3. be wound around: have the fiber reinforcement material of refining to turn to the blank of circular ring surface uniform roller coat by wrapping machine;
4. compacting: described blank is hot-forming by hot press;
5. thermal finalization: hot-forming blank is heat-treated stage by stage; 155 ℃ of first stage, 3.5h; 185 ℃ of second stage, 6.5h; 215 ℃ of phase IIIs, 3.5h;
Glue application device of the present invention as Figure 1-5, described glue application device is formed by connecting by ring flange by screw rod conveyor 1 and mould 2, screw rod conveyor 1 has rubber cement entrance 11 and rubber cement extrusion 12, rubber cement extrusion 12 is communicated with the feed liquid chamber 21 of mould 2, in the feed liquid chamber 21 of mould 2, be also provided with the roll 22 for gluing, described mould 2 has the flat notch 23 for passing in and out described fiber reinforcement material.
In described phenolic resins, contain curing agent, the consumption of adjusting curing agent makes the stream of described phenolic resins apart from being 120～160mm, makes described phenolic resins have maximum mobility in the time of 145～155 ℃, and not exclusively crosslinked in pressing process; The mensuration of described stream distance adopts GB HG-T 2753-1996 to measure.
Described gluing step is specially, and several fibers are inputted side by side from the flat notch 23 of described glue application device, and another the flat notch 23 from described glue application device after gluing is exported; Several described fiber reinforcement materials side by side form a face, and after gluing, every is coated with gluing 250 μ m.
In described gluing step, controlling temperature is 60 ℃.In described pressing step, temperature control is 180 ℃, and the press time is 30～40, and "/mm, when compacting, pressure is 1600N/cm
2.。
Described functional filler comprises increasing grinding agent and anti-friction composition, one or more in described increasing grinding agent chosen from Fe, silicon, aluminium and their oxide; Described anti-friction composition is selected from one or both in graphite and carbon black; The weight ratio of described increasing grinding agent and described anti-friction composition is 3 ︰ 1.
The weight ratio that described phenolic resin curative accounts for phenolic resins is 8%; Described curing agent is hexamethylenetetramine.
Described fiber reinforcement material is to contain wire, chemical fibre, the mixed of glass fibre to twist thread.
Described wire is copper wire, and described chemical fibre is acrylic fiber.
Embodiment tri-
The manufacture method of car clutch face sheet, comprises batch mixing, dissolving, gluing, winding, compacting, thermal finalization successively;
1. batch mixing: rubber 27wt%, phenolic resins 12wt%, functional filler 61wt%, mixes;
2. gluing: refining even roller is applied to fiber reinforcement material surface by glue application device;
3. be wound around: have the fiber reinforcement material of refining to turn to the blank of circular ring surface uniform roller coat by wrapping machine;
4. compacting: described blank is hot-forming by hot press;
5. thermal finalization: hot-forming blank is heat-treated stage by stage; 160 ℃ of first stage, 4h; 190 ℃ of second stage, 7h; 220 ℃ of phase IIIs, 4h;
Glue application device of the present invention as Figure 1-5, described glue application device is formed by connecting by ring flange by screw rod conveyor 1 and mould 2, screw rod conveyor 1 has rubber cement entrance 11 and rubber cement extrusion 12, rubber cement extrusion 12 is communicated with the feed liquid chamber 21 of mould 2, in the feed liquid chamber 21 of mould 2, be also provided with the roll 22 for gluing, described mould 2 has the flat notch 23 for passing in and out described fiber reinforcement material.
In described phenolic resins, contain curing agent, the consumption of adjusting curing agent makes the stream of described phenolic resins apart from being 120～160mm, makes described phenolic resins have maximum mobility in the time of 145～155 ℃, and not exclusively crosslinked in pressing process; The mensuration of described stream distance adopts GB HG-T 2753-1996 to measure.
Described gluing step is specially, and several fibers are inputted side by side from the flat notch 23 of described glue application device, and another the flat notch 23 from described glue application device after gluing is exported; Several described fiber reinforcement materials side by side form a face, and after gluing, every is coated with gluing 200 μ m.
In described gluing step, controlling temperature is 70 ℃.In described pressing step, temperature control is 185 ℃, and the press time is 30～40, and "/mm, when compacting, pressure is 1700N/cm
2.
Described functional filler comprises increasing grinding agent and anti-friction composition, one or more in described increasing grinding agent chosen from Fe, silicon, aluminium and their oxide; Described anti-friction composition is selected from one or both in graphite and carbon black; The weight ratio of described increasing grinding agent and described anti-friction composition is 4 ︰ 1.
The weight ratio that described phenolic resin curative accounts for phenolic resins is 5%; Described curing agent is hexamethylenetetramine.
Described fiber reinforcement material is to contain wire, chemical fibre, the mixed of glass fibre to twist thread.
Described wire is copper wire, and described chemical fibre is acrylic fiber.
Embodiment tetra-
The manufacture method of car clutch face sheet, comprises batch mixing, dissolving, gluing, winding, compacting, thermal finalization successively;
1. batch mixing: rubber 27wt%, phenolic resins 14wt%, functional filler 59wt%, mixes;
2. gluing: refining even roller is applied to fiber reinforcement material surface by glue application device;
3. be wound around: have the fiber reinforcement material of refining to turn to the blank of circular ring surface uniform roller coat by wrapping machine;
4. compacting: described blank is hot-forming by hot press;
5. thermal finalization: hot-forming blank is heat-treated stage by stage; 160 ℃ of first stage, 4h; 190 ℃ of second stage, 7h; 220 ℃ of phase IIIs, 4h;
Glue application device of the present invention as Figure 1-5, described glue application device is formed by connecting by ring flange by screw rod conveyor 1 and mould 2, screw rod conveyor 1 has rubber cement entrance 11 and rubber cement extrusion 12, rubber cement extrusion 12 is communicated with the feed liquid chamber 21 of mould 2, in the feed liquid chamber 21 of mould 2, be also provided with the roll 22 for gluing, described mould 2 has the flat notch 23 for passing in and out described fiber reinforcement material.
In described phenolic resins, contain curing agent, the consumption of adjusting curing agent makes the stream of described phenolic resins apart from being 120～160mm, makes described phenolic resins have maximum mobility in the time of 145～155 ℃, and not exclusively crosslinked in pressing process; The mensuration of described stream distance adopts GB HG-T 2753-1996 to measure.
Described gluing step is specially, and several fibers are inputted side by side from the flat notch 23 of described glue application device, and another the flat notch 23 from described glue application device after gluing is exported; Several described fiber reinforcement materials side by side form a face, and after gluing, every is coated with gluing 200 μ m.
In described gluing step, controlling temperature is 70 ℃.In described pressing step, temperature control is 185 ℃, and the press time is 30～40, and "/mm, when compacting, pressure is 1800N/cm
2.
Described functional filler comprises increasing grinding agent and anti-friction composition, one or more in described increasing grinding agent chosen from Fe, silicon, aluminium and their oxide; Described anti-friction composition is selected from one or both in graphite and carbon black; The weight ratio of described increasing grinding agent and described anti-friction composition is 4 ︰ 1.
The weight ratio that described phenolic resin curative accounts for phenolic resins is 3%; Described curing agent is hexamethylenetetramine.
Described fiber reinforcement material is to contain wire, chemical fibre, the mixed of glass fibre to twist thread.
Described wire is copper wire, and described chemical fibre is acrylic fiber.
Embodiment five
The manufacture method of car clutch face sheet, comprises batch mixing, dissolving, impregnation, winding, compacting, thermal finalization successively;
1. batch mixing: rubber 29wt%, phenolic resins 14wt%, functional filler 57wt%, mixes;
2. gluing: refining even roller is applied to fiber reinforcement material surface by glue application device;
3. be wound around: have the fiber reinforcement material of refining to turn to the blank of circular ring surface uniform roller coat by wrapping machine;
4. compacting: described blank is hot-forming by hot press;
5. thermal finalization: hot-forming blank is heat-treated stage by stage; 165 ℃ of first stage, 4.5h; 195 ℃ of second stage, 7.5h; 225 ℃ of phase IIIs, 4.5h;
Glue application device of the present invention as Figure 1-5, described glue application device is formed by connecting by ring flange by screw rod conveyor 1 and mould 2, screw rod conveyor 1 has rubber cement entrance 11 and rubber cement extrusion 12, rubber cement extrusion 12 is communicated with the feed liquid chamber 21 of mould 2, in the feed liquid chamber 21 of mould 2, be also provided with the roll 22 for gluing, described mould 2 has the flat notch 23 for passing in and out described fiber reinforcement material.
In described phenolic resins, contain curing agent, the consumption of adjusting curing agent makes the stream of described phenolic resins apart from being 120～160mm, makes described phenolic resins have maximum mobility in the time of 145～155 ℃, and not exclusively crosslinked in pressing process; The mensuration of described stream distance adopts GB HG-T 2753-1996 to measure.
Described gluing step is specially, and several fibers are inputted side by side from the flat notch 23 of described glue application device, and another the flat notch 23 from described glue application device after gluing is exported; Several described fiber reinforcement materials side by side form a face, and after gluing, every is coated with gluing 150 μ m.
In described gluing step, controlling temperature is 80 ℃.In described pressing step, temperature control is 190 ℃, and the press time is 30～40, and "/mm, when compacting, pressure is 1900N/cm
2.
Described functional filler comprises increasing grinding agent and anti-friction composition, one or more in described increasing grinding agent chosen from Fe, silicon, aluminium and their oxide; Described anti-friction composition is selected from one or both in graphite and carbon black; The weight ratio of described increasing grinding agent and described anti-friction composition is 5 ︰ 1.
The weight ratio that described phenolic resin curative accounts for phenolic resins is 2%; Described curing agent is hexamethylenetetramine.
Described fiber reinforcement material is to contain wire, chemical fibre, the mixed of glass fibre to twist thread.
Described wire is copper wire, and described chemical fibre is acrylic fiber.
Embodiment six
The manufacture method of car clutch face sheet, comprises batch mixing, dissolving, impregnation, winding, compacting, thermal finalization successively;
1. batch mixing: rubber 30wt%, phenolic resins 15wt%, functional filler 55wt%, mixes;
Dissolve: in batch mixing, add organic solvent, limit edged stirs, to batch mixing dissolving, obtain glue;
2. gluing: refining even roller is applied to fiber reinforcement material surface by glue application device;
3. be wound around: have the fiber reinforcement material of refining to turn to the blank of circular ring surface uniform roller coat by wrapping machine;
4. compacting: described blank is hot-forming by hot press;
5. thermal finalization: hot-forming blank is heat-treated stage by stage; 165 ℃ of first stage, 4.5h; 195 ℃ of second stage, 7.5h; 225 ℃ of phase IIIs, 4.5h;
Glue application device of the present invention as Figure 1-5, described glue application device is formed by connecting by ring flange by screw rod conveyor 1 and mould 2, screw rod conveyor 1 has rubber cement entrance 11 and rubber cement extrusion 12, rubber cement extrusion 12 is communicated with the feed liquid chamber 21 of mould 2, in the feed liquid chamber 21 of mould 2, be also provided with the roll 22 for gluing, described mould 2 has the flat notch 23 for passing in and out described fiber reinforcement material.
In described phenolic resins, contain curing agent, the consumption of adjusting curing agent makes the stream of described phenolic resins apart from being 120～160mm, makes described phenolic resins have maximum mobility in the time of 145～155 ℃, and not exclusively crosslinked in pressing process; The mensuration of described stream distance adopts GB HG-T 2753-1996 to measure.
Described gluing step is specially, and several fibers are inputted side by side from the flat notch 23 of described glue application device, and another the flat notch 23 from described glue application device after gluing is exported; Several described fiber reinforcement materials side by side form a face, and after gluing, every is coated with gluing 100 μ m.
In described gluing step, controlling temperature is 80 ℃.In described pressing step, temperature control is 190 ℃, and the press time is 30～40, and "/mm, when compacting, pressure is 2000N/cm
2.
Described functional filler comprises increasing grinding agent and anti-friction composition, one or more in described increasing grinding agent chosen from Fe, silicon, aluminium and their oxide; Described anti-friction composition is selected from one or both in graphite and carbon black; The weight ratio of described increasing grinding agent and described anti-friction composition is 6 ︰ 1.
The weight ratio that described phenolic resin curative accounts for phenolic resins is 1%; Described curing agent is hexamethylenetetramine.
Described fiber reinforcement material is to contain wire, chemical fibre, the mixed of glass fibre to twist thread.
Described wire is copper-bearing alloy silk, and described chemical fibre is the composite fibre containing acrylic fibers.
Fig. 6 and Fig. 7 are the test results that the embodiment of the present invention 5 makes product; The inventor adopts other embodiments of the invention to go to detect, and has also obtained approximate result.As can be seen from Figures 6 and 7, each performance parameter of the present invention varies with temperature fluctuation not quite.Therefore the product that, the present invention makes has clutch, and the saying of performance is evidence-based stably.
Claims (10)
1. the manufacture method of car clutch face sheet, comprises batch mixing, gluing, winding, compacting, thermal finalization successively; It is characterized in that:
1. batch mixing: rubber 25wt%～30wt%, phenolic resins 10wt～15wt%, surplus is functional filler, mixes;
2. gluing: refining is injected to the feed liquid chamber with roll, use roll that refining even roller is applied to fiber reinforcement material surface;
3. be wound around: have the fiber reinforcement material of refining to turn to the blank of circular ring surface uniform roller coat by wrapping machine;
4. compacting: described blank is hot-forming by hot press;
5. thermal finalization: hot-forming blank is heat-treated stage by stage; 155 ℃～165 ℃ of first stage, 3.5h～4.5h; 185 ℃～195 ℃ of second stage, 6.5h～7.5h; 215 ℃～225 ℃ of phase IIIs, 3.5h～4.5h;
In described phenolic resins, contain curing agent, the consumption of adjusting curing agent makes the stream of described phenolic resins apart from being 120～160mm, makes described phenolic resins have maximum mobility in the time of 145～155 ℃, and not exclusively crosslinked in pressing process; The mensuration of described stream distance adopts GB HG-T 2753-1996 to measure.
2. the manufacture method of car clutch face sheet according to claim 1, it is characterized in that: described gluing step is specially, several fibers tile side by side by flat notch restriction input glue application device, and another the flat notch restriction from glue application device after gluing is exported; The fiber of several tilings side by side forms a face, every gluing 100～300 μ m after gluing.
3. the manufacture method of car clutch face sheet according to claim 1, is characterized in that: in described gluing step, controlling temperature is 60 ℃～80 ℃.
4. the manufacture method of car clutch face sheet according to claim 1, is characterized in that: in described pressing step, temperature control is 180 ℃～190 ℃, and the press time is 30～40, and "/mm, when compacting, pressure is 1500～2000N/cm
2.
5. the manufacture method of car clutch face sheet according to claim 1, is characterized in that: described functional filler comprises increasing grinding agent and anti-friction composition, one or more in described increasing grinding agent chosen from Fe, silicon, aluminium and their oxide; Described anti-friction composition is selected from one or both in graphite and carbon black; The weight ratio of described increasing grinding agent and described anti-friction composition is (3～6) ︰ 1.
6. the manufacture method of car clutch face sheet according to claim 5, is characterized in that: the weight ratio that described phenolic resin curative accounts for phenolic resins is 1%～10%; Described curing agent is hexamethylenetetramine.
7. the manufacture method of car clutch face sheet according to claim 5, is characterized in that: the weight ratio that described phenolic resin curative accounts for phenolic resins is 2%～8%; Described curing agent is hexamethylenetetramine.
8. the manufacture method of car clutch face sheet according to claim 5, is characterized in that: the weight ratio that described phenolic resin curative accounts for phenolic resins is 3%～5%; Described curing agent is hexamethylenetetramine.
9. the manufacture method of car clutch face sheet according to claim 1, is characterized in that: described fiber reinforcement material is to contain wire, chemical fibre, the mixed of glass fibre to twist thread.
10. the manufacture method of car clutch face sheet according to claim 9, is characterized in that: described wire is copper wire or copper-bearing alloy silk, and described chemical fibre is acrylic fibers or the composite fibre that contains acrylic fibers.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202052A (en) * | 2015-09-14 | 2015-12-30 | 浙江科特汽配股份有限公司 | Clutch facing structure facilitating improvement of riveting strength and manufacturing method |
| CN105196567A (en) * | 2014-06-25 | 2015-12-30 | 微细科技股份有限公司 | Artificial wood with air holes and fibers and manufacturing method thereof |
| CN106147125A (en) * | 2016-08-23 | 2016-11-23 | 潘光贤 | A kind of high-strength high temperature resistant clutch surface and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011079333A (en) * | 2010-12-28 | 2011-04-21 | Nippon Brake Kogyo Kk | Manufacturing method for friction material |
| CN102418748A (en) * | 2011-08-25 | 2012-04-18 | 浙江德瑞摩擦材料有限公司 | Manufacturing method of automobile clutch surface sheet |
| CN202194963U (en) * | 2011-08-25 | 2012-04-18 | 浙江德瑞摩擦材料有限公司 | Winding machine for manufacturing automobile clutch surface patches |
| JP2012241067A (en) * | 2011-05-17 | 2012-12-10 | Akebono Brake Ind Co Ltd | Granule for friction material and method for producing the same |
| US20130183478A1 (en) * | 2010-07-27 | 2013-07-18 | Aisin Kako Kabushiki Kaisha | Dry friction material and method for manufacturing the same |
| CN103483647A (en) * | 2013-08-20 | 2014-01-01 | 来安县隆华摩擦材料有限公司 | Nano-filler-containing rubber paste for impregnating clutch facets |
-
2014
- 2014-01-24 CN CN201410034965.2A patent/CN103817954B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130183478A1 (en) * | 2010-07-27 | 2013-07-18 | Aisin Kako Kabushiki Kaisha | Dry friction material and method for manufacturing the same |
| JP2011079333A (en) * | 2010-12-28 | 2011-04-21 | Nippon Brake Kogyo Kk | Manufacturing method for friction material |
| JP2012241067A (en) * | 2011-05-17 | 2012-12-10 | Akebono Brake Ind Co Ltd | Granule for friction material and method for producing the same |
| CN102418748A (en) * | 2011-08-25 | 2012-04-18 | 浙江德瑞摩擦材料有限公司 | Manufacturing method of automobile clutch surface sheet |
| CN202194963U (en) * | 2011-08-25 | 2012-04-18 | 浙江德瑞摩擦材料有限公司 | Winding machine for manufacturing automobile clutch surface patches |
| CN103483647A (en) * | 2013-08-20 | 2014-01-01 | 来安县隆华摩擦材料有限公司 | Nano-filler-containing rubber paste for impregnating clutch facets |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105196567A (en) * | 2014-06-25 | 2015-12-30 | 微细科技股份有限公司 | Artificial wood with air holes and fibers and manufacturing method thereof |
| CN105196567B (en) * | 2014-06-25 | 2017-08-18 | 微细科技股份有限公司 | Artificial wood with air holes and fibers and manufacturing method thereof |
| CN105202052A (en) * | 2015-09-14 | 2015-12-30 | 浙江科特汽配股份有限公司 | Clutch facing structure facilitating improvement of riveting strength and manufacturing method |
| CN106147125A (en) * | 2016-08-23 | 2016-11-23 | 潘光贤 | A kind of high-strength high temperature resistant clutch surface and preparation method thereof |
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| CN103817954B (en) | 2016-01-27 |
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Denomination of invention: The manufacturing method of automotive clutch face plates Effective date of registration: 20231227 Granted publication date: 20160127 Pledgee: South Taihu New Area sub branch of Huzhou Bank Co.,Ltd. Pledgor: Zhejiang Derui New Material Technology Co.,Ltd. Registration number: Y2023980074045 |