JPS5966965A - Production of fiber reinforced composite member - Google Patents
Production of fiber reinforced composite memberInfo
- Publication number
- JPS5966965A JPS5966965A JP17368782A JP17368782A JPS5966965A JP S5966965 A JPS5966965 A JP S5966965A JP 17368782 A JP17368782 A JP 17368782A JP 17368782 A JP17368782 A JP 17368782A JP S5966965 A JPS5966965 A JP S5966965A
- Authority
- JP
- Japan
- Prior art keywords
- molten metal
- cavity
- molding
- molded body
- mold
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C7/00—Connecting-rods or like links pivoted at both ends; Construction of connecting-rod heads
- F16C7/02—Constructions of connecting-rods with constant length
- F16C7/026—Constructions of connecting-rods with constant length made of fibre reinforced resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/14—Casting in, on, or around objects which form part of the product the objects being filamentary or particulate in form
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は、鋳型のキャビティ内に配設された無機質繊維
成形体にマトリックスとしての溶湯を高圧凝固鋳造法に
より充填複合させて部材の鋳造と同時にそれの所定箇所
を繊維強化する繊維強化複合部材の製造方法に関し、前
記無機質繊維成形体に対し溶湯を充分に充填して部材を
確実に繊維強化することのできる前記製造方法を提供す
ることを目的とする。DETAILED DESCRIPTION OF THE INVENTION The present invention involves filling and compounding a molten metal as a matrix into an inorganic fiber molded body disposed in a mold cavity using a high-pressure solidification casting method, and at the same time as casting a member, predetermined portions of the inorganic fiber molded body are filled with fibers. It is an object of the present invention to provide a method for manufacturing a fiber-reinforced composite member to be reinforced, which allows the inorganic fiber molded body to be sufficiently filled with molten metal to reliably fiber-reinforce the member.
以下、図面により本発明を、桿部を繊維強化した内燃機
関用コンロッドの製造に適用した一実施例について説明
すると、第１図はコンロッド鋳造装置を示し、基台１上
には上型２と下型３とよりなる鋳型４が配設され、下型
３は基台１に固定され、一方上型２は油圧機構（図示せ
ず）等により昇降するホルダ５に固定される。上型２と
下型３の協働によりキャピテイ６が形成され、そのキャ
ビテイ６の大端形成部６ａと小端形成部６ｂにおいて、
大端孔γおよび小端孔８よりも僅かに小径のｍ ｌ 、
第２セットピン９．．９２が下型３より突出している。Hereinafter, an embodiment in which the present invention is applied to the production of a connecting rod for an internal combustion engine whose rod portion is fiber-reinforced will be explained with reference to the drawings. A mold 4 consisting of a lower mold 3 is provided, and the lower mold 3 is fixed to a base 1, while the upper mold 2 is fixed to a holder 5 which is moved up and down by a hydraulic mechanism (not shown) or the like. A cavity 6 is formed by the cooperation of the upper mold 2 and the lower mold 3, and in the large end forming part 6a and the small end forming part 6b of the cavity 6,
m l having a slightly smaller diameter than the large end hole γ and the small end hole 8;
Second set pin9. ．． 92 protrudes from the lower mold 3.
両セットピン９８．９２の先端には、互いに対向し得る
ように繊維成形体嵌合用の、平面コ字形をなす切欠きｉ
ｏ、、ｉｏ□が形成される。At the tips of both set pins 98 and 92, there are cutouts i in a U-shape in plan for fitting the fiber molding so that they can face each other.
o,,io□ are formed.
ホルダ５および上型２には、大端形成部５ａ。The holder 5 and the upper die 2 have a large end forming portion 5a.
小端形成部６ｂおよび小端形成部６ｂに連なるオーバフ
ロ一部６ｃの溶湯を加圧し得るように第１〜第３加圧ビ
ン１１１〜１１．が昇降自在に摺合されている。第１、
第２加圧ピン１１１，１１２の直径は大端孔γ、小端孔
８の直径よりも僅か小さく形成され、またそれらの軸線
は第１、第２セットピン９．．９．のそれと合致する。The first to third pressurizing bottles 111 to 11. are slid together so that they can be moved up and down. First,
The diameters of the second pressure pins 111 and 112 are formed slightly smaller than the diameters of the large end hole γ and the small end hole 8, and their axes are aligned with the first and second set pins 9. ．． 9. It matches that of .
１２は基台１に摺合された、溶湯加圧用シランジャであ
る。Reference numeral 12 denotes a molten metal pressurizing sylanger that is slid onto the base 1.
無機質繊維成形体Ｆは金属繊維等を用いて、任意カサ密
度を有する棒状に成形され、その繊維成形体Ｆは、上型
２を上昇させた後両端部を両セットピ／９１１．９２の
切欠き１０１．１０２にそれぞれ強制的に嵌合すること
により、両セットピン９１．９□間に保持される。この
場合両セットピン９１％９２の下型３かもの突出長さお
よび切欠き１０．．１０２の高さ位置により繊維成形体
Ｆはキャビティ６の桿部形成部６ｄの中心に配設され、
また繊維成形体Ｆの直径を各切欠きＩＬ、１０ｔの幅よ
りも僅かに長く形成すると共に繊維成形体Ｆの長さを両
切欠き１０１．１０２間の長さより僅かに長く形成する
ことにより繊維成形体Ｆは両セットピン９１−９２間に
不動に保持される。The inorganic fiber molded body F is molded into a rod shape having a desired bulk density using metal fibers, etc. After the upper die 2 is raised, the fiber molded body F is cut out at both ends with a diameter of 911.92. 101 and 102, thereby being held between both set pins 91.9□. In this case both set pins 91% 92 lower mold 3 protrusion length and notch 10. ．． Due to the height position of 102, the fiber molded body F is arranged at the center of the rod forming part 6d of the cavity 6,
In addition, by forming the diameter of the fiber molded body F to be slightly longer than the width of each notch IL and 10t, and by forming the length of the fiber molded body F to be slightly longer than the length between both notches 101 and 102, the fiber The molded body F is held immovably between both set pins 91 and 92.
その後、上型２を下降させて下型３に重合し、図示しな
い注湯口よりプランジャ１２上部の湯溜にマトリックス
としてのアルミニウム合金等の溶湯を注入し、プランジ
ャ１２を上昇させて溶湯をキャビティ６内に押込み、所
定時間加圧状態を保持する。その後第１、第２加圧ピン
１１１．１１２を下降させて繊維成形体Ｆの両端部近傍
の溶湯を加圧し、それを繊維成形体Ｆ内に充分に充填す
る。Thereafter, the upper mold 2 is lowered to polymerize the lower mold 3, and a molten metal such as an aluminum alloy as a matrix is injected into the molten metal reservoir above the plunger 12 from a pouring port (not shown), and the plunger 12 is raised to pour the molten metal into the cavity 6. Push it in and maintain the pressurized state for a predetermined period of time. Thereafter, the first and second pressure pins 111 and 112 are lowered to pressurize the molten metal near both ends of the fiber molded body F, and the fiber molded body F is sufficiently filled with the molten metal.
この場合第３加圧ピン１１３ も下降させてオーバフロ
一部６ｃ内の溶湯を加圧すれば、繊維成形体Ｆに対する
浴湯の充填能率を向上させることができる。In this case, if the third pressure pin 113 is also lowered to pressurize the molten metal in the overflow portion 6c, the filling efficiency of the bath water into the fiber molded body F can be improved.
上記手法により枠部１３を繊維強化されたコンロッド素
材が鋳造される。この鋳造工程において、繊維成形体Ｆ
は両セットビン９Ｉ、９□に保持され、位置ずれを生じ
ることはない。A connecting rod material whose frame portion 13 is fiber-reinforced is cast by the above method. In this casting process, the fiber molded product F
is held in both set bins 9I and 9□, and no positional deviation occurs.
次いで、コンロッド素材を離型し、それに機械加工を施
して大端孔１および小端孔８を所定寸法に仕上げると、
第３、第４図に示すように、枠部１３を、その軸方向に
繊維強化されたコンロッド１４が得られるものである。Next, the connecting rod material is released from the mold and machined to finish the large end hole 1 and small end hole 8 to predetermined dimensions.
As shown in FIGS. 3 and 4, a connecting rod 14 is obtained in which the frame portion 13 is reinforced with fibers in its axial direction.
以上のように本発明繊維強化複合部材の製造方法は、鋳
型のキャピテイ内に無機質繊維成形体を配設する工程と
；そのキャピテイ内にマトリックスとしての溶湯を注入
してそれを高圧凝固鋳造法により無機質繊維成形体に充
填複合させる工程と；無機質繊維成形体の両端部近傍の
溶湯な加圧する工程と；よりなるので、無機質繊維成形
体に対する溶湯の充填を充分に行い、溶湯の未充填箇所
の発生といった内部欠陥を生じることなく、確実に繊維
強化きれた繊維強化複合部材を提供することができる。As described above, the method for manufacturing the fiber-reinforced composite member of the present invention includes the steps of arranging an inorganic fiber molded body in the cavity of a mold; injecting molten metal as a matrix into the cavity and casting it by high-pressure solidification casting. The inorganic fiber molded body is filled with molten metal and the inorganic fiber molded body is sufficiently filled with the molten metal. It is possible to provide a fiber-reinforced composite member that is reliably reinforced with fibers without causing internal defects such as cracks.
第１図はコンロッド鋳造装置の縦断面図、第２図は第１
図■−■線断面図、第３図はコンロッドの平面図、第４
図は第３図ＩＶ −ＩＶ線断面図である。
４・・・鋳型、６・・・キャビティ、
Ｌ、９ｔ ・・・セットピン、
１１、〜１１．・・・第１〜第３加圧ピン、Ｆ・・無機
質繊維成形体。
特許出願人 本田技研工業株式会社
第２図
第３図
第４図
第１図
−Ｉ
手続補正書（睦）
昭和 ５８年１Ｑ １．＋２Ｑ 日１、・１１件の
表示
昭和５７年 特 願第１．７３６８７ 号３、補正をす
る者
事件との関係 特許出願人
名 称 （５３２）本田技研工業株式会社４、代
理 人 〒Ｈ）５
５補正の対象
明細書の１特許請求の範囲」および「発明の詳細な説明
」の欄
・ｊｆ式 ρ
補正の内容
１、明細書の特許請求の範囲の記載を下記の通り訂正す
る。
記
鋳型のキャビティ内に無機質繊維成形体を配設し、前記
キャビティ内にマトリックスとしての溶湯を注入してそ
れを高圧凝固鋳造法により前記照るに際して前記無機質
繊維成形体の両端部近傍の周溶湯を加圧することを特徴
とする繊維強化複合部材の製造方法。
２、明細書第６頁第１〜第１１行を下記の通り訂正する
。
記
１以上のように本発明は、鋳型のキャビティ内に無機質
繊維成形体を配設し、そのキャビティ内にマトリックス
としての溶湯を注入してそれを高圧凝固鋳造法により無
機質繊維成形体に充填複合させる繊維強化複合部材の製
造方法において、溶湯を高圧凝固させるに際して無機質
繊維成形体の両端部近傍の溶湯を加圧するので、無機質
繊維成形体に対する溶湯の充填を充分に行い、溶湯の未
充填箇所を発生することがなく、確実に繊Ｈ１−強化さ
れた繊維強化複合部材を提供することができる。」以上
−λFigure 1 is a longitudinal cross-sectional view of the connecting rod casting device, and Figure 2 is the connecting rod casting device.
Figure ■-■ line sectional view, Figure 3 is a plan view of the connecting rod, Figure 4
The figure is a sectional view taken along the line IV--IV in FIG. 3. 4... Mold, 6... Cavity, L, 9t... Set pin, 11, ~11. ...first to third pressure pins, F...inorganic fiber molded body. Patent Applicant Honda Motor Co., Ltd. Figure 2 Figure 3 Figure 4 Figure 1-I Procedural Amendment (Mutsu) 1980 1Q 1. +2Q Day 1, Display of 11 cases 1982 Patent Application No. 1.73687 3 Relationship with the case of the person making the amendment Patent applicant name (532) Honda Motor Co., Ltd. 4, representative
Person 〒H) 5 5. 1.Claims” and “Detailed Description of the Invention” columns of the specification subject to amendment・jf formula ρ Contents of amendment 1. The description of the claims of the specification should be Correct as expected. An inorganic fiber molded body is placed in the cavity of the mold, and a molten metal as a matrix is injected into the cavity, and when it is illuminated by a high-pressure solidification casting method, the surrounding molten metal near both ends of the inorganic fiber molded body is removed. A method for manufacturing a fiber-reinforced composite member, characterized by applying pressure. 2. Lines 1 to 11 of page 6 of the specification are corrected as follows. As described above, in the present invention, an inorganic fiber molded body is placed in a mold cavity, a molten metal as a matrix is injected into the cavity, and the molten metal is filled into the inorganic fiber molded body by a high-pressure solidification casting method. In the method for producing a fiber-reinforced composite member, the molten metal near both ends of the inorganic fiber molded body is pressurized when the molten metal is solidified under high pressure. It is possible to provide a fiber-reinforced composite member that is reliably reinforced with fibers H1 without occurrence of such occurrence. ” or more −λ
Claims (1)
と；該キャピテイ内にマトリックスとしての溶湯を注入
してそれを高−圧凝固鋳造法により前記無機質繊維成形
体に充填複合させる工程と；前記無機質繊維成形体の両
端部近傍の前記溶湯を加圧する工程と；よりなる繊維強
化複合部材の製造方法。a step of disposing an inorganic fiber molded body in a cavity of a mold; a step of injecting a molten metal as a matrix into the cavity and filling and compounding it into the inorganic fiber molded body by high-pressure solidification casting; A method for manufacturing a fiber-reinforced composite member, comprising: pressurizing the molten metal near both ends of an inorganic fiber molded body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17368782A JPS5966965A (en) | 1982-10-01 | 1982-10-01 | Production of fiber reinforced composite member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17368782A JPS5966965A (en) | 1982-10-01 | 1982-10-01 | Production of fiber reinforced composite member |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58205559A Division JPS59100236A (en) | 1983-11-01 | 1983-11-01 | Production of fiber reinforced composite member |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5966965A true JPS5966965A (en) | 1984-04-16 |
| JPH0227066B2 JPH0227066B2 (en) | 1990-06-14 |
Family
ID=15965238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17368782A Granted JPS5966965A (en) | 1982-10-01 | 1982-10-01 | Production of fiber reinforced composite member |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5966965A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51104429A (en) * | 1975-03-12 | 1976-09-16 | Sadakichi Sugimura | Daikyasutochuzono ketsukanboshiho |
-
1982
- 1982-10-01 JP JP17368782A patent/JPS5966965A/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51104429A (en) * | 1975-03-12 | 1976-09-16 | Sadakichi Sugimura | Daikyasutochuzono ketsukanboshiho |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0227066B2 (en) | 1990-06-14 |
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