CN204419906U - A kind of clutch ring of heavy goods vehicles base steel compound resin base - Google Patents
A kind of clutch ring of heavy goods vehicles base steel compound resin base Download PDFInfo
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- CN204419906U CN204419906U CN201420870478.5U CN201420870478U CN204419906U CN 204419906 U CN204419906 U CN 204419906U CN 201420870478 U CN201420870478 U CN 201420870478U CN 204419906 U CN204419906 U CN 204419906U
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- outer tooth
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- interior friction
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Abstract
A kind of clutch ring of heavy goods vehicles base steel compound resin base, comprise outer tooth ring and interior friction ring, the intrados of described outer tooth ring and the outer arced surface concave inlaid of interior friction ring connect as one, and on the intrados of outer tooth ring, offer at least three outer teeth groove be meshed with interior friction ring outer arced surface.The manufactured materials of described outer tooth ring is metal, and the manufactured materials of interior friction ring is fiber reinforcement PPS resin, and fiber is glass fibre or carbon fiber.Not only mechanical strength is higher for the design, wear-resisting property better, working life is longer, and structure is simple, preparation process is simple and easy, cost is lower.
Description
Technical field
The utility model relates to a kind of automobile synchronizer ring, belongs to auto parts and components field, particularly relates to a kind of clutch ring of heavy goods vehicles base steel compound resin base, is specifically applicable to strengthen wear-resisting property, and improves working life and mechanical strength.
Background technique
Clutch ring is a kind of vital part in automobile gearbox, can play and when shifting gears, driving and driven gear smoothly be engaged and the effect of synchronous rotary mutually.This part not only will bear the impact moment of gearshift, and also will bear complicated friction torque, therefore, the Synchromous device of gearbox ring of different automobile types different loads has different structural designs and material requirements.For the topmost technical requirements of clutch ring friction layer be wherein: high strength, high temperature resistant, stable friction factor and low wear extent.
At present, passenger car clutch ring material generally adopts Cu – Zn base high strength brass and Cu – Al base aluminum bronze.But due to commercial car, especially heavy goods vehicles requires that gearbox has higher output and higher moment of torsion, clutch ring is also wanted to bear larger load, thus, has and is difficult to meet intensity and wear resistance requirement compared with petty action friction ractor and more low intensive Cu base clutch ring.In prior art, heavy goods vehicles clutch ring also has the hot sprayed molybdenum technique of employing iron-based ring, although its intensity and friction factor can meet the performance requirement of clutch ring, but through verification experimental verification, its wear resistance and stability in use inadequate, as better in its initial wear, but after repeatedly gear shift operation, sprayed molybdenum layer thickness will worn down.
Chinese patent, publication number is CN1580100A, publication date is that the application for a patent for invention on February 16th, 2005 discloses a kind of automobile steel synchro converter ring friction material and using method, this friction material take acrylic carbon fibre as reinforcing material, with cashew nut shell oil, melamine modified phenolic resin for Bond, and add the multiple frictional property regulator composition of expansion iron powder, brass powder, graphous graphite powder, zine stearate, blanc fixe and molybdenum disulfide.Although this design can improve friction factor, it still has following defect:
First, the friction material as inner ring in this design is mutually bonding with outer tooth ring by Bond, and the mode of failure of this kind of combination is interfacial failure, and intensity is lower, and be difficult to bear the high capacity that heavy goods vehicles is brought, working life is shorter, accident susceptibility;
Secondly, what in this design, the main body of friction material adopted is phenolic resin, and phenolic resin belongs to thermosets, cannot molding and forming, not easily use, application area is less, in addition, the intensity of phenolic resin is not high, and wear resistance, toughness are all lower, easily rupture using it as friction layer;
Again, this design needs weighing Homogeneous phase mixing, hot-die compressing tablet successively, is heating and curing, surface treatment, painting glue, and solidification and release, step, controllable parameter are all more, and operation easier is higher, and spend more manpower and time, cost is higher.
Summary of the invention
The purpose of this utility model overcomes the defect and problem that the wear resistance existed in prior art is more weak, working life is shorter, mechanical strength is lower, provides a kind of clutch ring of the heavy goods vehicles base steel compound resin base that wear resistance is comparatively strong, working life is longer, mechanical strength is higher.
For realizing above object, technical solution of the present utility model is: a kind of clutch ring of heavy goods vehicles base steel compound resin base, comprise outer tooth ring and interior friction ring, and the intrados of outer tooth ring is fixedly connected with the outer arced surface of interior friction ring;
The intrados of described outer tooth ring and the outer arced surface concave inlaid of interior friction ring connect as one, and on the intrados of outer tooth ring, offer at least three outer teeth groove be meshed with interior friction ring outer arced surface.
The intrados of described interior friction ring evenly offers at least two inner groovies, and be provided with interior raised line between adjacent inner groovy.
Described interior raised line is provided with friction texture.
Described friction texture comprises Z-shaped line, zigzag or I-shaped line.
The manufactured materials of described outer tooth ring is metal, and the manufactured materials of interior friction ring is fiber reinforcement PPS resin, and this fiber reinforcement PPS resin is the mixture of fiber and PPS resin.
The manufacture of described outer tooth ring is metal forging, and the manufacture of interior friction ring is the molding and forming in outer tooth ring of fiber reinforcement PPS resin.
The manufactured materials of described outer tooth ring is 20CrMnTi Pinion Steel.
Compared with prior art, the beneficial effects of the utility model are:
In the clutch ring of 1, a kind of heavy goods vehicles base steel of the utility model compound resin base, the intrados of outer tooth ring and the outer arced surface concave inlaid of interior friction ring connect as one, namely outer tooth ring intrados, interior friction ring outer arced surface are combined as a whole by the mode of concave inlaid, compared with the existing Placement by Bond, its mode of failure is the material layer main body destruction of interior friction ring, instead of interfacial failure, intensity is higher, in addition, without the need to technique for sticking during making, direct molding and forming, technique is simple, environmental protection, cost is lower.Therefore, the utility model not only mechanical strength is higher, and can simplify preparation process.
In the clutch ring of 2, a kind of heavy goods vehicles base steel of the utility model compound resin base, the manufactured materials of interior friction ring is fiber reinforcement PPS resin, wherein, single PPS resin, its advantage is as follows: first, and the strength of materials, the toughness of PPS resin are fine, far above the phenolic resin that prior art adopts, wear resistance is fine, and working life is longer; Secondly, the good heat resistance of PPS resin, is applicable to molding and forming, is not only beneficial to dimensional accuracy when improving production, and is convenient to reduce operation easier, reduces cost.Especially when being mixed with fiber in PPS resin, when being the fiber reinforcement PPS resin of the design's employing, wear-resisting property significantly improves especially.Therefore, the wear-resisting property of the design is better, and working life is longer.
In the clutch ring of 3, a kind of heavy goods vehicles base steel of the utility model compound resin base, the manufactured materials of outer tooth ring is metal, the manufactured materials of interior friction ring is fiber reinforcement PPS resin, wherein, the Structural Hardware of outer tooth ring gives clutch ring overall high-strength structure, compared to traditional copper alloy, powder metallurgy synchronizer ring, there is the advantage of high strength, especially when the manufactured materials of outer tooth ring is 20CrMnTi Pinion Steel, intensity is higher, meanwhile, the intensity that also makes than existing phenolic resin of the interior friction ring of fiber reinforcement PPS resin manufacture is high.Therefore, mechanical strength of the present utility model is very high.
4, the clutch ring of a kind of heavy goods vehicles base steel of the utility model compound resin base, only include the outer tooth ring of concave inlaid, these two component of interior friction ring, wherein, the manufacture of outer tooth ring is metal forging, the manufacture of interior friction ring is the molding and forming in outer tooth ring of fiber reinforcement PPS resin, do not need gluing steps of the prior art, step number is few, operates simple and easy.Therefore, the utility model structure is simple, is easy to manufacture.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the sectional view in A – A direction in Fig. 1.
Fig. 3 is the enlarged diagram at B place in Fig. 2.
Fig. 4 is embodiment 4,5 in the utility model, and the comparison diagram of sprayed molybdenum sample after simulation simultaneous test in prior art.
In figure: outer tooth ring 1, outer teeth groove 11, interior friction ring 2, inner groovy 21, interior raised line 22, friction texture 23.
Embodiment
Illustrate below in conjunction with accompanying drawing and with embodiment, the utility model to be described in further detail.
See figure 1 – Fig. 4, a kind of clutch ring of heavy goods vehicles base steel compound resin base, comprise outer tooth ring 1 and interior friction ring 2, and the intrados of outer tooth ring 1 is fixedly connected with the outer arced surface of interior friction ring 2;
The intrados of described outer tooth ring 1 and the outer arced surface concave inlaid of interior friction ring 2 connect as one, and on the intrados of outer tooth ring 1, offer at least three outer teeth groove 11 be meshed with interior friction ring 2 outer arced surface.
The intrados of described interior friction ring 2 evenly offers at least two inner groovies 21, and be provided with interior raised line 22 between adjacent inner groovy 21.
Described interior raised line 22 is provided with friction texture 23.
Described friction texture 23 comprises Z-shaped line, zigzag or I-shaped line.
The manufactured materials of described outer tooth ring 1 is metal, and the manufactured materials of interior friction ring 2 is fiber reinforcement PPS resin, and this fiber reinforcement PPS resin is the mixture of fiber and PPS resin.
The manufacture of described outer tooth ring 1 is metal forging, and the manufacture of interior friction ring 2 is the molding and forming in outer tooth ring 1 of fiber reinforcement PPS resin.
The manufactured materials of described outer tooth ring 1 is 20CrMnTi Pinion Steel.
Principle of the present utility model is described as follows:
One, concave inlaid combines:
See Fig. 3, Placement in the utility model between the intrados of outer tooth ring and the outer arced surface of interior friction ring is that concave inlaid is connected, during making, first forge outer tooth ring, and offer outer teeth groove on the intrados of outer tooth ring, be matrix again with outer tooth ring, casting resin therein, to form interior friction ring, during injection moulding, resin material can fill outer teeth groove, thus realizes the concave inlaid between outer tooth ring, interior friction ring.
The combination that outer tooth ring, interior friction ring take convex-concave to inlay compares binder bonding way traditional in clutch ring, has the following advantages:
1, technique is simple, environmental protection, without the need to technique for sticking, and direct molding and forming, process costs is lower;
2, structural strength is high, and its mode of failure is PPS material layer main body destruction, and binder is mainly interfacial failure.
Two, fiber reinforcement PPS resin:
PPS resin: polyphenylene sulfide, full name is polyphenylene sulfide, and English name is Polyphenylene sulfide, is called for short PPS.
Fiber reinforcement PPS resin: the mixture of fiber and PPS resin is a kind of modified plastic material, and what the design adopted is fibre reinforced PPS resin, glass fiber reinforcement PPS resin two kinds.Compared with phenolic resin, fiber reinforcement PPS resin material not only mechanical strength is high a lot, and there is very excellent friction and wear behavior, its abrasion test data and with clutch ring Properties of Friction Materials of the same type compare please see below form (test method is by GB3960-1983):
Table 1, clutch ring material friction wear test
Test proves, fiber reinforcement PPS resin and clutch ring are now used compared with manufactured materials (sprayed molybdenum, Cuprum alloy etc.), there is excellent mechanical property and temperature tolerance, and more excellent friction wear performance, under same test conditions, record its wear-resistant life-span higher than the synchronizer such as sprayed molybdenum, Cuprum alloy ring material.
The mass percent concentration of fiber in fiber reinforcement PPS resin is 15% – 40%: when fibre content lower than 15% time, its strength of materials cannot reach the requirement of clutch ring product strength; And when fibre content higher than 40% time, material impact intensity declines more, is difficult to the toughness reguirements meeting product, and due to fiber-wall-element model, and formed precision is difficult to ensure.
Embodiment 1:
See figure 1 – Fig. 3, a kind of clutch ring of heavy goods vehicles base steel compound resin base, comprise outer tooth ring 1 and interior friction ring 2, the intrados of described outer tooth ring 1 and the outer arced surface concave inlaid of interior friction ring 2 connect as one, and on the intrados of outer tooth ring 1, offer at least three outer teeth groove 11 be meshed with interior friction ring 2 outer arced surface, the intrados of interior friction ring 2 evenly offers at least two inner groovies 21, be provided with interior raised line 22 between adjacent inner groovy 21, this interior raised line 22 be provided with friction texture 23;
The manufactured materials of described outer tooth ring 1 is metal, the manufactured materials of interior friction ring 2 is fiber reinforcement PPS resin, this fiber reinforcement PPS resin is the mixture of fiber and PPS resin, and the mass percent concentration of fiber in fiber reinforcement PPS resin is 15%, and fiber is glass fibre or carbon fiber.
During manufacture, outer tooth ring is processed in first forging, more ready-made outer tooth ring is put into injection machine mould, then injects fiber reinforcement PPS resin with friction ring in molding and forming at outer tooth ring inner ring.
Embodiment 2:
Substance is with embodiment 1, and difference is that the mass percent concentration of fiber in fiber reinforcement PPS resin is 30%.
Embodiment 3:
Substance is with embodiment 1, and difference is that the mass percent concentration of fiber in fiber reinforcement PPS resin is 40%.
Embodiment 4:
Substance is with embodiment 1, and difference is: fiber is glass fibre, and the mass percent concentration of fiber in fiber reinforcement PPS resin is 40%.
Embodiment 5:
Substance is with embodiment 1, and difference is: fiber is carbon fiber, and the mass percent concentration of fiber in fiber reinforcement PPS resin is 30%.
The synchronous experiment of simulation:
Heavy goods vehicles sprayed molybdenum clutch ring (1# sample) is carried out simulating synchronous stand contrast experiment with clutch ring prepared by the utility model embodiment 4,5 (2#: glass fiber reinforcement PPS resin clutch ring exemplar, 3# carbon fibre strengthens PPS resin clutch ring exemplar).The Operational Limits conditions such as test simulation heavy goods vehicles transmission assembly working medium, temperature, rotating speed, pressure and lock in time, design parameter setting is in table 2, and after 10,000 simulation tests, test result is in table 3.
Table 2, simulation simultaneous test condition
Table 3, simulation simultaneous test result
From above-mentioned test result, in embodiment 4,5, exemplar 2#, 3# have obvious abrasion resistance properties advantage compared to contrast piece sprayed molybdenum synchronizing ring 1#, the coefficient of kinetic friction keeps stable in whole process of the test, and the surface (see Fig. 4) of not broken ring counterpart, can meet the performance requirement of heavy goods vehicles Synchromous device of gearbox ring after test.Require higher gearbox product for the clutch ring coefficient of kinetic friction, the design can also internally on friction ring intrados inner groovy carry out grain design to improve the part coefficient of kinetic friction to meet design requirement.
Claims (7)
1. a heavy goods vehicles clutch ring for base steel compound resin base, comprise outer tooth ring (1) and interior friction ring (2), and the intrados of outer tooth ring (1) is fixedly connected with the outer arced surface of interior friction ring (2), it is characterized in that:
The intrados of described outer tooth ring (1) and the outer arced surface concave inlaid of interior friction ring (2) connect as one, and on the intrados of outer tooth ring (1), offer at least three outer teeth groove (11) be meshed with interior friction ring (2) outer arced surface.
2. the clutch ring of a kind of heavy goods vehicles base steel compound resin base according to claim 1, it is characterized in that: the intrados of described interior friction ring (2) evenly offers at least two inner groovies (21), and be provided with interior raised line (22) between adjacent inner groovy (21).
3. the clutch ring of a kind of heavy goods vehicles base steel compound resin base according to claim 2, is characterized in that: described interior raised line (22) is provided with friction texture (23).
4. the clutch ring of a kind of heavy goods vehicles base steel compound resin base according to claim 3, is characterized in that: described friction texture (23) comprises Z-shaped line, zigzag or I-shaped line.
5. according to the clutch ring of a kind of heavy goods vehicles base steel compound resin base in claim 1 – 4 described in any one, it is characterized in that: the manufactured materials of described outer tooth ring (1) is metal, the manufactured materials of interior friction ring (2) is fiber reinforcement PPS resin, and this fiber reinforcement PPS resin is the mixture of fiber and PPS resin.
6. the clutch ring of a kind of heavy goods vehicles base steel compound resin base according to claim 4, it is characterized in that: the manufacture of described outer tooth ring (1) is metal forging, the manufacture of interior friction ring (2) is the molding and forming in outer tooth ring (1) of fiber reinforcement PPS resin.
7. the clutch ring of a kind of heavy goods vehicles base steel compound resin base according to claim 4, is characterized in that: the manufactured materials of described outer tooth ring (1) is 20CrMnTi Pinion Steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420870478.5U CN204419906U (en) | 2014-12-31 | 2014-12-31 | A kind of clutch ring of heavy goods vehicles base steel compound resin base |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420870478.5U CN204419906U (en) | 2014-12-31 | 2014-12-31 | A kind of clutch ring of heavy goods vehicles base steel compound resin base |
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| CN204419906U true CN204419906U (en) | 2015-06-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565107A (en) * | 2014-12-31 | 2015-04-29 | 东风商用车有限公司 | Steel base composite resin base synchronizer ring for heavy duty vehicle |
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- 2014-12-31 CN CN201420870478.5U patent/CN204419906U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565107A (en) * | 2014-12-31 | 2015-04-29 | 东风商用车有限公司 | Steel base composite resin base synchronizer ring for heavy duty vehicle |
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| GR01 | Patent grant |