CN1636703A - Axle body and producing method thereof - Google Patents
Axle body and producing method thereof Download PDFInfo
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- CN1636703A CN1636703A CN 200410082238 CN200410082238A CN1636703A CN 1636703 A CN1636703 A CN 1636703A CN 200410082238 CN200410082238 CN 200410082238 CN 200410082238 A CN200410082238 A CN 200410082238A CN 1636703 A CN1636703 A CN 1636703A
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Abstract
To provide a shaft used for driving a roll-like rotor, facilitating manufacture, rich in rigidity and durability and having excellent dimensional accuracy without deformation such as warp and distortion, and a manufacturing method thereof. This shaft is formed of fiber reinforced resin made by mixing fibers in parallel to the axis in resin, and a plurality of cutout recessed parts are formed along the mixing direction of the fibers on the surface layer part of the fiber reinforced resin to have an area in a longitudinal section 10 to 90% of the area in the virtual longitudinal section of the fiber reinforced resin before it is formed into the shaft. According to this manufacturing method of the shaft, a metal mold is provided with a gate at an angle of 0 to 90 degrees to the flowing direction of the molten resin composition containing fiber and resin, and the molten resin composition is injected from the gate into a cavity to perform injection molding.
Description
Technical field
The present invention relates to axis body (shaft) and manufacture method thereof, the paper feeding that relates to be used to drive the electricity e-machine in more detail is rotary body, that be rich in rigidity with cylinder shapes such as cylinders, the axis body and the manufacture method thereof of dimensional accuracy excellence.
Background technology
In the electricity e-machines such as output device that in duplicator, word processor and computer, attach, be equipped with the axis body of the cylinder shape rotary bodies such as conveying cylinder that drive copy paper or printing paper.In order to obtain distinctness and do not have the image or the printing type face of distortion on paper, this axis body must be slick and sly and head roll shape rotary body critically.
Therefore, up to now, can use metal system, particularly steel or at the steel axis body of copper coating, nickel plating or chromium plating.Because this metal system axis body has superior stiffness, durability is good, can think extremely useful axis body, but has the comparatively difficulty of processing that is shaped, and has the problem of excessive weight.
In order to solve the problem in this metal axis body, polyethylene, polypropylene, polystyrene, polybutylene terephthalate (PBT), Merlon, polyphenylene sulfide, polyamide resinous axis bodies such as (nylon 6, nylon 6,6 etc.) have been developed.Because this resinous axis body shaping handling ease and weight are lighter, so be the axis body of the convenience aspect excellence of operation.Yet, have the problem of rigidity and poor durability.
Therefore, in order to solve the problem in the resinous axis body, further develop axis body glass fiber-reinforced resin manufacture, that carbon-fiber reinforced resins is made or that the stainless steel fibre fortified resin is made, for use.The axis body of stainless steel fibre fortified resin system is the axis body that is used in particular for preventing static.Axis body shaping handling ease, weight that these fiber-reinforced resins are made are lighter, and are the axis bodies of excellent rigidity.Yet,,, aspect the image or lettering that obtain distinctness and do not have to be out of shape, have the problem of big obstacle so use the cylinder of these axis bodies owing to be easy to generate distortion such as warpage, displacement.Infer that this distortion is to result from the fiber that is mixed in the resin to lose directionality, and to be mixed in the resin brokenly.
Summary of the invention
Problem of the present invention is to provide: can solve these existing problems, and easy to manufacture and be rich in rigidity and durability, in addition, there are not warpage, displacement etc. are distortion, the dimensional accuracy excellence, be used for cylinder shape rotary body axis body and manufacture method thereof.
In order to solve above-mentioned problem, the result that present inventors study repeatedly to employed fiber-reinforced resin is: find to use fiber is mixed into the fiber-reinforced resin formation axis body that obtains in the resin regularly, and form specific notch recesses at its position, top layer, thereby can solve aforementioned problems.Based on this understanding, finish the present invention.
That is to say that the 1st means that solve aforementioned problems of the present invention are
(1) has the axis body of following feature: be to form by abreast fiber being mixed into the fiber-reinforced resin that obtains in the resin with axis, position, top layer at the aforementioned fibers fortified resin, along the hybrid directional of aforementioned fibers, 10～90% many notch recesses of the area in the vertical section of the hypothesis of the aforementioned fibers fortified resin before the area that is formed with its vertical section is equivalent to axis body and forms.
As the optimal way in the 1st means, can enumerate following 1～4 axis body.
1. aforementioned fibers is the axis body of long fibre or short fiber.
2. aforementioned fibers is the axis body of glass fibre or carbon fiber.
3. the aforementioned fibers fortified resin is the axis body of fiber-reinforced thermoplastic resin.
4. can freely separate or the axis body of combination.
In addition, the 2nd means that solve the aforementioned problems of this invention are
(2) manufacture method of aforementioned axis body, it has following feature: with respect to the flow direction of the molten resin composition that contains fiber and resin, with 0～and less than the angles of 90 degree casting nozzle is set on mould, aforementioned molten resin composition is filled in the die cavity injection molded from aforementioned casting nozzle.
As in the 2nd means preferred embodiment, can enumerate the manufacture method of following 1～4 axis body.
1. the section shape of aforementioned casting nozzle is the manufacture method of the axis body similar to the shape in the vertical section that forms the axis body that aforementioned many notch recesses obtains.
2. the end portion of the flow direction of the aforementioned molten resin composition in aforementioned die cavity is provided with flow tab (flow tab) and the manufacture method of the axis body that is shaped.
3. the section shape of aforementioned flow tab is the manufacture method of the axis body similar to the shape in the vertical section that forms the axis body that aforementioned many notch recesses obtains.
4. a plurality of axis body parts are shaped, again with the manufacture method of the axis body of aforementioned a plurality of axis body parts combination.
The invention effect
According to this invention, owing to use fiber-reinforced resin, so axis body and manufacture method thereof with following characteristics can be provided: easy to manufacture, and since be by in resin with the axis of axis body abreast the fiber-reinforced resin that obtains of composite fibre form, and along the hybrid directional of aforementioned fibers, form many specific notch recesses, so be rich in rigidity and durability, in addition, do not have distortion such as warpage, displacement, the dimensional accuracy excellence can be used for head roll shape rotary body.So can very be widely used in the design and manufacturing field of electricity e-machines such as duplicator, word processor and computer.
Description of drawings
Fig. 1 is the schematic diagram of the cross section of axis body of the present invention.
Fig. 2 is the schematic diagram in the hypothesis vertical section of the preceding fiber-reinforced resin of formation notch recesses.
Fig. 3 is the schematic diagram of the A-A section of Fig. 1.
Fig. 4 is the flow direction with respect to the molten resin composition, and casting nozzle is with the schematic diagram of the mould of the angle setting of 0 degree.
Fig. 5 is the flow direction with respect to the molten resin composition, and casting nozzle is with the schematic diagram of the mould of the angle setting of 45 degree.
The specific embodiment
(1) axis body of the present invention be by in resin with axis abreast the fiber-reinforced resin that obtains of composite fibre form, in the top layer of aforementioned fibers fortified resin part, along the hybrid directional of aforementioned fibers, 10～90% many notch recesses of the area in the vertical section of the hypothesis of the aforementioned fibers fortified resin before the area that is formed with its vertical section is equivalent to axis body and forms.
Employed fiber-reinforced resin is for mixing the resin of various fibers among the present invention.Can use in natural fiber and the staple fibre any as fiber.Can enumerate string, animal origin and mineral fibres as natural fiber; Can enumerate inorfil and organic fiber as staple fibre.
Can enumerate the fiber that forms by cotton, fiber crops etc. as aforementioned string, can enumerate the fiber that forms by wool, raw silk etc. as aforementioned animal origin, can enumerate the fiber that forms by asbestos etc. as aforementioned mineral fibres, glass fibre, carbon fiber and stainless steel fibre etc. can be enumerated as aforementioned inorfil, Fypro, polyester fiber, acrylic fiber, aramid fiber, viscose rayon yarn, copper rayon and acetic ester fiber etc. can be enumerated as organic fiber.In these fibers, preferred glass fibers, carbon fiber and stainless steel fibre.
As the form of aforementioned fibers, can enumerate long fibre, short fiber (fiber that blocks) or mono-crystlling fibre.Its diameter is 3～40 μ m for long fibre and short fiber the time, is 0.4～0.7 μ m for mono-crystlling fibre the time.In addition, its length is generally 4～20mm for long fibre the time, be preferably 6～12mm; When being short fiber, be generally 0.1～, be preferably 0.5～1.0mm less than 1.0mm; When being mono-crystlling fibre, be 10～20 μ m.Wherein preferred long fibre and short fiber.
Can use in thermoplastic resin and the thermosetting resin any as resin.There is no particular limitation for thermoplastic resin, that can enumerate has, for example, polyethylene, polypropylene, polystyrene, PETG, polybutylene terephthalate (PBT), Merlon, polyphenylene sulfide, polyvinyl chloride, polyvinyl acetate, polyacrylonitrile, polyamide (nylon 6, nylon 6,6 etc.) etc.These thermoplastic resins can be single polymers, also can be copolymer.And, can be used alone, but also also mix together.
In addition, if be thermosetting resin also there is no particular limitation, that can enumerate has, for example, phenolic resins, urea resin, melmac, epoxy resin, silicones, polyurethane resin etc.These thermosetting resins can be single polymers, also can be copolymer.
In aforementioned thermoplastic resin and thermosetting resin, thermoplastic resins such as special preferably polyethylene, polypropylene, polybutylene terephthalate (PBT), Merlon, polyphenylene sulfide, polyamide.In resin, also can contain plasticizer, fire retardant, lubricant, coloring agent, pigment, antioxidant and ultra-violet absorber etc. and be shaped with additive commonly used in the resin.
The amount of the fiber of filling in resin has no particular limits, and is generally 1～70 weight %, is preferably 10～60 weight %.If less than 1 weight %, then resin lacks the property strengthened, and can not obtain enough rigidity.In addition, if surpass 70 weight %, formability is relatively poor, and is therefore not preferred.
Axis body of the present invention is to form by mix the fiber-reinforced resin that aforementioned fibers obtains abreast with the axis of axis body in resin.That is, aforementioned fibers does not have directionality in aforementioned resin, the fiber-reinforced resin of these defectives of mixing forms brokenly by having avoided.
In addition, axis body of the present invention, in the top layer of aforementioned fibers fortified resin part, along the hybrid directional of aforementioned fibers, 10～90% many notch recesses of the area in the vertical section of the hypothesis of the aforementioned fibers fortified resin before the area that is formed with its vertical section is equivalent to axis body and forms.
Based on accompanying drawing, axis body of the present invention is described.Fig. 1 is the schematic diagram of the cross section of expression axis body of the present invention.Fig. 2 is before the expression axis body forms, that is, and and the schematic diagram in the vertical section of the hypothesis of the fiber-reinforced resin before notch recesses forms.Wherein, the vertical section of described hypothesis is, in arbitrary operation of making axis body of the present invention, in fact do not express, and serve as that vertical section is supposed to obtain to section shape in the basis with section shape shown in Figure 3.Fig. 3 is the schematic diagram of the A-A section of presentation graphs 1.In Fig. 1～3,1 expression axis body, 2 expression fiber-reinforced resins, 3 expression notch recesses, 4 expression separated parts.
As shown in Figure 1, axis body 1 of the present invention forms by aforementioned fibers fortified resin 2, and has formed many notch recesses 3.This notch recesses 3 as shown in Figure 3, the area that is formed with its vertical section be equivalent to form the fiber-reinforced resin before the notch recesses shown in Figure 23 hypothesis the vertical section area 10～90%, be preferably the recess of 15～85% otch state.
The otch state of this notch recesses 3, promptly, the shape in the vertical section of axis body 1 has no particular limits, that can enumerate has, form the shape in vertical section of the hypothesis of the fiber-reinforced resin before the notch recesses shown in Figure 23, corresponding to the shape in the vertical section of the axis body shown in Figure 31 of a, b, c, d, e and f, a ', b ', c ', d ', e ' and f '.In addition, the quantity of notch recesses 3 is generally 2～8 as long as just there is no particular limitation for many.
Axis body 1 of the present invention can form an integral body by aforementioned fibers fortified resin 2, and in order easy and promptly to carry out examination and maintenance, perhaps, for can appropriate change length, axis body 1 can freely separate and combination.In Fig. 1, separated part 4 is shown as 3, but is not limited to this.This separated part 4 can be the structure with axis body separation, combination, and for example, the axis body parts are chimeric structure mutually.
The two end portions of axis body 1 of the present invention be for assembling the shape of cylinder shape rotary body of electricity e-machine, for example, is generally as shown in Figure 1 trapezoidal.The angle θ of this moment is about 30 °.
Axis body of the present invention can be by manufacturing process manufacturing commonly used.When using fiber-reinforced thermoplastic resin to make, can adopt following method: moulding material (being generally graininess) that will composite fibre obtains in thermoplastic resin is put into funnel, the screw rod of apparatus having heaters advances moulding material in cylinder, heat liquidation simultaneously, from the injection molded method of nozzle injection mould; Moulding material is put into mould, after extruder pressurization, heating, make the compression forming method of its curing; Make moulding material softening in heating furnace, the extrusion molding method of from nozzle or slit, extruding continuously with screw rod etc.
In addition, when using the fibre strengthening thermosetting resin to make, can adopt following method: the hand that coating normal temperature thermosetting resin carries out lamination simultaneously on fibre gasket spins method; Make hand spin the spray-on process of method mechanization; By preform machine with the fiber preform after, pour into a mould thermosetting resin thereon, the pressurization, the heating match die process; Fiber, thermosetting resin and curing agent is mixing, the mixing thing that the obtains premixed method of mould compression molding; After making the thermosetting resin impregnation of fibers, gelation or drying, the prepreg method by the mould compression molding afterwards; Behind thermosetting resin impregnation of fibers rove, be wound on the core and the filament winding that is shaped; The fiber rovings, cloth, liner etc. that make the heat of immersion thermosetting resin are mutually after the combination, import after heated mold solidifies it, a side hardening thing is applied tension force and pull out pull out forming process etc.
Yet, after obtaining axis with fiber and axis body and being mixed into the fiber-reinforced resin that forms in the resin abreast, for being: can think that the concentrated injection molded method of studying intensively is only forming process in the set-up mode of casting nozzle by the various results of research repeatedly that will this fiber strengthened resin make the method for axis body of the present invention as material forming.
Promptly the manufacture method of (2) axis body of the present invention is: with respect to the flow direction of the molten resin composition that contains fiber and resin, with 0～and less than the angles of 90 degree casting nozzle is set on mould, aforementioned molten resin composition is filled into injection molded method in the die cavity from aforementioned casting nozzle.
With the thermoplastic resin be the critical piece of injection molding machine of moulding material by the funnel of supply moulding material, have the moulding material heating and melting of the supply of making so that the screw rod of the heater that transports and mould constitute.Mould is used water cooling usually.Molten resin flows into and the space that is formed in the mould of body is called die cavity, and the position that molten resin is filled into this die cavity is called casting nozzle.
With the so continuous operation of injection, pressurize, cooling, die sinking and the taking-up formed body of matched moulds, molten resin is 1 circulation, can manufacture body continuously by repeating this circulation.Axis body of the present invention is by this injection molded method, uses fiber-reinforced material to form as moulding material and makes.
In the manufacture method of axis body of the present invention, aforementioned casting nozzle is the flow direction with respect to the molten resin composition that contains fiber and resin, with 0～be arranged on the mould less than the angles of 90 degree.This state is shown in Figure 4 and 5.In Figure 4 and 5,5 expression moulds, 6 expression casting nozzles, 7 expression die cavitys.← be the flow direction that contains the molten resin composition of fiber and resin.The vertical section of mould 5 is the shape in vertical section of axis body 1 shown in Figure 3 and the shape of a ', b ', c ', d ', e ' and f '.
Aforementioned casting nozzle is with respect to the flow direction of the molten resin composition that contains fiber and resin, is arranged on situation on the mould with the angle of 0 degree, as shown in Figure 4.That is, casting nozzle is provided with abreast with the flow direction with respect to aforementioned molten resin composition.Aforementioned casting nozzle is above with 0 degree with respect to the flow direction of aforementioned molten resin composition, be arranged on situation on the mould less than the angles of 90 degree, as shown in Figure 5.In Fig. 5, casting nozzle is with respect to the angle settings with 45 degree of the flow direction of aforementioned molten resin composition.In the present invention, be not limited to 45 degree, casting nozzle is with respect to the flow direction of aforementioned molten resin composition, can be above with 0 degree, be provided with obliquely less than the angles of 90 degree.
So, by with casting nozzle with flow direction with respect to aforementioned molten resin composition, above with 0 degree, be arranged on the mould less than the angles of 90 degree, fiber can be mixed in the resin abreast with the axis with the axis body that will make.That is, with molten condition in aforementioned casting nozzle flows into die cavity the time, limit its flow velocity and at the resin that makes composite fibre, thereby fiber is mixed in the resin abreast with the axis with the axis body of making the fiber alignment flow direction.
In addition, in order further to promote fiber to make it be mixed in the resin abreast with axis with the axis body of making, the section shape of aforementioned casting nozzle is preferably the vertical section shape similar shapes with axis body, its central axis has many notch recesses, the area in the vertical section of this notch recesses be equivalent to fiber-reinforced resin hypothesis the vertical section area 10～90%.
In addition, in order to make fiber be mixed in the resin abreast with axis with the axis body of making, and aforementioned fibers is not detained, and the fiber of mixing all is used, and then the distal portion of the flow direction of preferred molten resin composition in aforementioned die cavity is provided with flow tab.In this case, the section shape of aforementioned flow tab, be preferably the vertical section shape similar shapes with axis body, its central axis has many notch recesses, the area in the vertical section of this notch recesses be equivalent to fiber-reinforced resin hypothesis the vertical section area 10～90%.
As previously mentioned, in order easy and promptly to carry out examination and maintenance, also have, for can appropriate change length, axis body of the present invention can freely separate and combination.In this case, corresponding to its separate mode, can be by a plurality of injection molding machines a plurality of axis body parts that are shaped, with these axis body parts in conjunction with and make, but preferably in 1 injection molding machine, equip a plurality of moulds, and a plurality of axis body parts that are shaped.
Embodiment
Below, the present invention will be described in more detail to enumerate embodiment, but be not by these embodiment the present invention to be limited.
Embodiment 1 (Production Example of axis body 1)
(ダ イ セ Le chemical industry Co., Ltd. makes with glass fiber-reinforced polyphenylene sulfide, PPS-GF50-01) particle drops in the funnel of injection molding machine (coaxial reciprocating screw mode), by CD-ROM drive motor and reduction gearing rotation, be fed to respectively in the mould that is divided into 3 by the screw rod that is heated to 310 ℃, fill shaping, combination, make total length 485mm shown in Figure 1, the axis body 1 of diameter 6mm.
The vertical section of the axis body of this moment is shaped as a ' shown in Figure 3.With respect to the area of the hypothesis section a of glass fiber-reinforced polyphenylene sulfide shown in Figure 2, the area of a ' is 55.5%.In addition, the setting of casting nozzle as shown in Figure 4, the section shape of its casting nozzle is with respect to the section shape a ' of axis body, for dwindling 7% similar shape.In addition, in the die cavity end portion flow tab is set.The mould water cooling.
Embodiment 2 (Production Example of axis body 2)
(particle 6-GF60-02) replaces glass fiber-reinforced polyphenylene sulfide, and the heating-up temperature of screw rod is beyond 280 ℃, to make axis body 2 similarly to Example 1 for the manufacturing of ダ イ セ Le chemical industry Co., Ltd., PA6 except using glass fiber-reinforced nylon 6,6.
Embodiment 3 (Production Example of axis body 3)
(ダ イ セ Le chemical industry Co., Ltd. makes except using glass fiber-reinforced polybutylene terephthalate (PBT)-acrylonitrile-butadiene-styrene (ABS), PBT/ABS-GF50-01) particle replaces glass fiber-reinforced polyphenylene sulfide, and the heating-up temperature of screw rod is beyond 260 ℃, to make axis body 3 similarly to Example 1.
Embodiment 4 (Production Example of axis body 4)
Except the vertical section that makes axis body is shaped as b ' shown in Figure 3, with respect to the area of the hypothesis section b of glass fiber-reinforced polyphenylene sulfide shown in Figure 2, the sectional area of the notch recesses of b ' is beyond 63%, makes axis body 4 similarly to Example 1.
Embodiment 5 (Production Example of axis body 5)
(ダ イ セ Le chemical industry Co., Ltd. makes, and PA6, particle 6-GF60-02) replace making axis body 5 similarly to Example 4 beyond the glass fiber-reinforced polyphenylene sulfide except using glass fiber-reinforced nylon 6,6.
Embodiment 6 (Production Example of axis body 6)
(ダ イ セ Le chemical industry Co., Ltd. makes except using glass fiber-reinforced polybutylene terephthalate (PBT)-acrylonitrile-butadiene-styrene (ABS), PBT/ABS-GF50-01) particle replaces making axis body 6 similarly to Example 4 beyond the glass fiber-reinforced polyphenylene sulfide.
Comparative example 1 (Production Example of axis body 7)
Except the vertical section shape that makes axis body identical with the hypothesis section a of glass fiber-reinforced polyphenylene sulfide shown in Figure 2, and with respect to the flow direction of melten glass fibre strengthening polyphenylene sulfide, casting nozzle is made axis body 7 beyond being arranged on the mould with 90 angles of spending (right angle) similarly to Example 1.
Comparative example 2 (Production Example of axis body 8)
(ダ イ セ Le chemical industry Co., Ltd. makes, and PA6, particle 6-GF60-02) replace beyond the glass fiber-reinforced polyphenylene sulfide, similarly make axis body 8 with comparative example 1 except using glass fiber-reinforced nylon 6,6.
Comparative example 3 (Production Example of axis body 9)
(ダ イ セ Le chemical industry Co., Ltd. makes except using glass fiber-reinforced polybutylene terephthalate (PBT)-acrylonitrile-butadiene-styrene (ABS), PBT/ABS-GF50-01) particle replaces beyond the glass fiber-reinforced polyphenylene sulfide, similarly makes axis body 9 with comparative example 1.
Comparative example 4 (Production Example of axis body 10)
Except the vertical section shape that makes axis body identical with the hypothesis section b of glass fiber-reinforced polyphenylene sulfide shown in Figure 2, and with respect to the flow direction of the glass fiber-reinforced polyphenylene sulfide of fusion, casting nozzle is made axis body 10 beyond being arranged on the mould with 90 angles of spending (right angle) similarly to Example 1.
Comparative example 5 (Production Example of axis body 11)
(ダ イ セ Le chemical industry Co., Ltd. makes, and PA6, particle 6-GF60-02) replace beyond the glass fiber-reinforced polyphenylene sulfide, similarly make axis body 11 with comparative example 4 except using glass fiber-reinforced nylon 6,6.
Comparative example 6 (Production Example of axis body 12)
(ダ イ セ Le chemical industry Co., Ltd. makes except using glass fiber-reinforced polybutylene terephthalate (PBT)-acrylonitrile-butadiene-styrene (ABS), PBT/ABS-GF50-01) particle replaces beyond the glass fiber-reinforced polyphenylene sulfide, similarly makes axis body 12 with comparative example 4.
Estimate 1 (dimensional accuracy of axis body)
The axis body of embodiment 1～6 and comparative example 1～6 manufacturing is shelved on (the mountain Co., Ltd. manufacturing among the ト ラ ス ト of accurate stone price fixing, グ ラ プ レ one ト 517-114) on, apply the heavy burden of 50g, (mountain Co., Ltd. makes among the ト ラ ス ト by feeler gauge, 100A19, width 12.7) measures space between axis body and the accurate stone price fixing.The maximal clearance (mm) of this moment is as shown in table 1.
Table 1
| Example | Maximal clearance (mm) |
| Embodiment 1 (axis body 1) | ??0.01 |
| Embodiment 2 (axis body 2) | ??0.01 |
| Embodiment 3 (axis body 3) | ??0.01 |
| Embodiment 4 (axis body 4) | ??0.02 |
| Embodiment 5 (axis body 5) | ??0.03 |
| Embodiment 6 (axis body 6) | ??0.03 |
| Comparative example 1 (axis body 7) | ??0.25 |
| Comparative example 2 (axis body 8) | ??0.35 |
| Comparative example 3 (axis body 9) | ??0.30 |
| Comparative example 4 (axis body 10) | ??0.08 |
| Comparative example 5 (axis body 11) | ??0.09 |
| Comparative example 6 (axis body 12) | ??0.08 |
As shown in table 1, in an embodiment, the maximal clearance is 0.01～0.03mm, and is very narrow, has the excellent size precision.With respect to this, in comparative example, the maximal clearance is 0.08～0.35mm, is the gap of broad.
Estimate 2 (printing experiments)
In the printer of PC, the axis body that embodiment 1～6 and comparative example 1～6 are made is installed, output information is printed experiment from PC, research printing line number.Its result is: when the axis body that uses embodiment to make, any one can realize surpassing 5,000 ten thousand printing line number.With respect to this, when the axis body that uses comparative example to make, any one all can only reach 2,400 ten thousand printing line number.Using poor dimensional precision, when using the axis body of warpage or displacement, the paper feeding amount toward about cylinder is inhomogeneous, causes printing bad easily.The printing line number that can confirm as good printing state is more than 2,500 ten thousand.
Claims (10)
1. axis body, it is characterized in that: axis body is to form by the fiber-reinforced resin that fiber and axis are mixed abreast, position, top layer at described fiber-reinforced resin, along the hybrid directional of described fiber, 10～90% many notch recesses of the area in the hypothesis vertical section of the described fiber-reinforced resin before the area that is formed with its vertical section is equivalent to axis body and forms.
2. as the axis body of record in the claim 1, wherein said fiber is long fibre or short fiber.
3. as the axis body of record in claim 1 or 2, wherein said fiber is glass fibre or carbon fiber.
4. as the axis body of each record in the claim 1～3, wherein said fiber-reinforced resin is that fiber-reinforced thermoplastic is a resin.
5. as the axis body of each record in the claim 1～4, it can freely separate and combine.
6. as the manufacture method of the axis body of each record in the claim 1～5, it is characterized in that: with respect to the flow direction of the molten resin composition that contains fiber and resin, with 0～and less than the angles of 90 degree casting nozzle is arranged on the mould, described molten resin composition is filled into back injection molded in the die cavity from described casting nozzle.
7. as the manufacture method of axis body of record in the claim 6, the section shape of wherein said casting nozzle for the vertical section shape similar shapes that forms the axis body that described many notch recesses obtain.
8. as the manufacture method of axis body of record in claim 6 or 7, wherein the distal portion of the flow direction of the described molten resin composition in described die cavity is provided with flow tab and forms.
9. as the manufacture method of axis body of record in the claim 8, the section shape of wherein said flow tab for the vertical section shape similar shapes that forms the axis body that described many notch recesses obtain.
10. as the manufacture method of the axis body of each record in the claim 6～9, be that a plurality of axis body parts are shaped, again with the combination of described a plurality of axis body parts.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003387532A JP2005147303A (en) | 2003-11-18 | 2003-11-18 | Shaft and manufacturing method thereof |
| JP387532/2003 | 2003-11-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1636703A true CN1636703A (en) | 2005-07-13 |
| CN1636703B CN1636703B (en) | 2010-09-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410082238 Expired - Fee Related CN1636703B (en) | 2003-11-18 | 2004-11-18 | Axle body and producing method thereof |
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| Country | Link |
|---|---|
| JP (1) | JP2005147303A (en) |
| CN (1) | CN1636703B (en) |
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| CN101663493B (en) * | 2007-04-10 | 2012-02-29 | 柳忠吴 | Mold for manufacturing composite drive shaft and composite drive shaft manufactured using the mold |
| CN102441966A (en) * | 2010-10-09 | 2012-05-09 | 私立中原大学 | Mould structure for controlling warping of plastic injection product and product thereof |
| CN101618605B (en) * | 2008-06-13 | 2012-09-05 | 艾勒根传动工程有限责任公司 | Method for manufacturing a hollow shaft with at least one integral flange made of fiber composite |
| CN105003524A (en) * | 2015-07-17 | 2015-10-28 | 南通时瑞塑胶制品有限公司 | Glass fiber reinforced plastic rotary shaft of high-density water tank |
| CN105874227A (en) * | 2014-01-09 | 2016-08-17 | 恩普乐斯股份有限公司 | Injection molding shaft |
| CN107061475A (en) * | 2016-01-06 | 2017-08-18 | 哈米尔顿森德斯特兰德公司 | Tuner-type ram-air turbine power transmission shaft |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4850551B2 (en) * | 2006-03-22 | 2012-01-11 | 京セラケミカル株式会社 | Conveyor shaft |
| JP5564670B2 (en) * | 2007-11-30 | 2014-07-30 | 株式会社神戸製鋼所 | Natural fiber reinforced thermoplastic resin injection molded products |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3288012B2 (en) * | 1998-07-14 | 2002-06-04 | 株式会社豊田自動織機 | Forklift height detection device and forklift |
| CN2475537Y (en) * | 2001-05-16 | 2002-02-06 | 许培圣 | Wire stock for fabricating skeleton of member and its made-up member |
-
2003
- 2003-11-18 JP JP2003387532A patent/JP2005147303A/en active Pending
-
2004
- 2004-11-18 CN CN 200410082238 patent/CN1636703B/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101663493B (en) * | 2007-04-10 | 2012-02-29 | 柳忠吴 | Mold for manufacturing composite drive shaft and composite drive shaft manufactured using the mold |
| CN101618605B (en) * | 2008-06-13 | 2012-09-05 | 艾勒根传动工程有限责任公司 | Method for manufacturing a hollow shaft with at least one integral flange made of fiber composite |
| CN102441966A (en) * | 2010-10-09 | 2012-05-09 | 私立中原大学 | Mould structure for controlling warping of plastic injection product and product thereof |
| CN105874227A (en) * | 2014-01-09 | 2016-08-17 | 恩普乐斯股份有限公司 | Injection molding shaft |
| CN105003524A (en) * | 2015-07-17 | 2015-10-28 | 南通时瑞塑胶制品有限公司 | Glass fiber reinforced plastic rotary shaft of high-density water tank |
| CN107061475A (en) * | 2016-01-06 | 2017-08-18 | 哈米尔顿森德斯特兰德公司 | Tuner-type ram-air turbine power transmission shaft |
| CN107061475B (en) * | 2016-01-06 | 2020-12-08 | 哈米尔顿森德斯特兰德公司 | Tuned ram air turbine drive shaft |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005147303A (en) | 2005-06-09 |
| CN1636703B (en) | 2010-09-29 |
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