JPS6385657U - - Google Patents
Info
- Publication number
- JPS6385657U JPS6385657U JP1986177870U JP17787086U JPS6385657U JP S6385657 U JPS6385657 U JP S6385657U JP 1986177870 U JP1986177870 U JP 1986177870U JP 17787086 U JP17787086 U JP 17787086U JP S6385657 U JPS6385657 U JP S6385657U
- Authority
- JP
- Japan
- Prior art keywords
- portions
- crankshaft
- semicircular
- continuous
- fillet
- 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
- 238000010438 heat treatment Methods 0.000 claims description 10
- 230000006698 induction Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Heat Treatment Of Articles (AREA)
Description
図面は本考案の一実施例を示すものであつて、
第１図はクランクシヤフト焼入れの説明的側面図
、第２図は高周波焼入機構の斜視図、第３図は焼
入コイルの斜視図、第４図は同底面図、第５図、
第６図はコイルのフイレツト部加熱部及びフラツ
ト部加熱部とジヤーナル部の関係を示す説明的断
面図、第７図及び第８図はフイレツト部加熱部と
ジヤーナル部のフイレツト部薄肉部との関係を示
す説明図、第９図は本考案に係る加熱コイルによ
つて得られたクランクシヤフトジヤーナル部の焼
入パターンの説明図である。
尚図面中１はクランクシヤフト、１０４ａは軸
部、１０４ｂ，１０４ｃはフイレツト部、１０４
ｅは薄肉部、２１０はコイル、２１１，２１２は
端子部、２１３，２１４は前部の分割部、２１６
，２１７は左右の部分、２１８は半円形後部、Ａ
はフイツト部用加熱部、Ｂはフラツト部用加熱部
である。
The drawings show one embodiment of the present invention,
Fig. 1 is an explanatory side view of crankshaft hardening, Fig. 2 is a perspective view of the induction hardening mechanism, Fig. 3 is a perspective view of the quenching coil, Fig. 4 is a bottom view of the same, Fig. 5,
FIG. 6 is an explanatory sectional view showing the relationship between the fillet heating section and flat heating section of the coil and the journal section, and FIGS. 7 and 8 show the relationship between the fillet heating section and the thin fillet section of the journal section. FIG. 9 is an explanatory diagram of the hardening pattern of the crankshaft journal obtained by the heating coil according to the present invention. In the drawing, 1 is a crankshaft, 104a is a shaft portion, 104b and 104c are fillet portions, and 104
e is a thin part, 210 is a coil, 211, 212 is a terminal part, 213, 214 is a front divided part, 216
, 217 is the left and right parts, 218 is the semicircular rear part, A
B is a heating part for the fitting part, and B is a heating part for the flat part.
Claims (1)
イル材からなり、正（背）面視が略半円形で底面
視が略矩形枠状をなし、左右の部分は左右に離間
して軸方向に延び、該左右の部分の後端部は半円
形の後部分の両端と連続し、前端部は対称的な略
１／４円部分からなる左右の分割前部と連続し、
該分割前部の対向端は前記一対の端子部の夫々と
連続する形状であつて、左右の分割部の一方が軸
方向一方に突出してクランクシヤフトの軸部端の
フイレツト部に近いフイレツト部用加熱部を構成
し、該加熱部と軸方向に離間する半円状後部の半
部はこの側のフイレツト部から離間して、軸部周
のフラツト部用加熱部を構成し、分割前後部の他
方及びこれの軸方向後方の半円状後部の半部は前
記とは対称形状とし、各加熱部とクランクシヤフ
ト軸部周との間隙を一定にしたことを特徴とする
クランクシヤフトの高周波焼入用コイル。 It is equipped with a pair of terminal parts and is made of a single coil material with no joints, and is approximately semicircular in front (rear) view and approximately rectangular frame shape in bottom view. extending in the direction, the rear end portions of the left and right portions are continuous with both ends of the semicircular rear portion, and the front end portions are continuous with the left and right divided front portions consisting of symmetrical approximately quarter circle portions,
The opposite end of the divided front part has a shape that is continuous with each of the pair of terminal parts, and one of the left and right divided parts protrudes in one direction in the axial direction and is connected to the fillet part near the fillet part at the end of the shaft part of the crankshaft. The half of the semicircular rear part that constitutes a heating part and is spaced apart from the heating part in the axial direction is spaced apart from the fillet part on this side and constitutes a heating part for the flat part around the shaft part, and Induction hardening of a crankshaft, characterized in that the other half and the half of the semicircular rear part in the axial direction of the latter have a symmetrical shape with respect to the above, and the gap between each heating part and the circumference of the crankshaft shaft part is made constant. Coil for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986177870U JPH0311225Y2 (en) | 1986-11-19 | 1986-11-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986177870U JPH0311225Y2 (en) | 1986-11-19 | 1986-11-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6385657U true JPS6385657U (en) | 1988-06-04 |
| JPH0311225Y2 JPH0311225Y2 (en) | 1991-03-19 |
Family
ID=31119475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986177870U Expired JPH0311225Y2 (en) | 1986-11-19 | 1986-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0311225Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02197517A (en) * | 1989-01-25 | 1990-08-06 | Mitsubishi Motors Corp | Induction-hardening device |
-
1986
- 1986-11-19 JP JP1986177870U patent/JPH0311225Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02197517A (en) * | 1989-01-25 | 1990-08-06 | Mitsubishi Motors Corp | Induction-hardening device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0311225Y2 (en) | 1991-03-19 |