JPS62282734A - Manufacture of multi-stage puliey - Google Patents
Manufacture of multi-stage pulieyInfo
- Publication number
- JPS62282734A JPS62282734A JP12415386A JP12415386A JPS62282734A JP S62282734 A JPS62282734 A JP S62282734A JP 12415386 A JP12415386 A JP 12415386A JP 12415386 A JP12415386 A JP 12415386A JP S62282734 A JPS62282734 A JP S62282734A
- Authority
- JP
- Japan
- Prior art keywords
- disk
- pulley
- forming
- outside
- belt
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 230000002093 peripheral effect Effects 0.000 claims abstract description 13
- 239000002184 metal Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 5
- 238000005452 bending Methods 0.000 abstract 1
- 238000003825 pressing Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H1/00—Making articles shaped as bodies of revolution
- B21H1/02—Making articles shaped as bodies of revolution discs; disc wheels
- B21H1/04—Making articles shaped as bodies of revolution discs; disc wheels with rim, e.g. railways wheels or pulleys
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pulleys (AREA)
Abstract
Description
【発明の詳細な説明】
3、発明の詳細な説明
し産業上の利用分野]
この発明は、1枚の金属製円板の外周縁をスリ割り分割
し、それぞれの分割片にベルト掛部を形成した多段プー
リーの製造方法に関する。[Detailed Description of the Invention] 3. Detailed Description of the Invention and Field of Industrial Application] This invention involves dividing the outer peripheral edge of a metal disc into slots, and attaching a belt hook to each divided piece. The present invention relates to a method of manufacturing the formed multistage pulley.
[従来の技術]
従来、多段プーリーの製造方法にあっては、一般に鋳造
や鍜造による方法、或は鋳造や鍜造により基材を成形し
更に切削加工する方法などが採られている。[Prior Art] Conventionally, multi-stage pulleys have been manufactured by generally using methods such as casting or forging, or forming a base material by casting or forging and then cutting the base material.
[発明が解決しようとする問題点]
上記従来の多段プーリーを製造する方法によれば、製造
作業が面倒で時間がかかり生産性が悪く、軽量化が困難
であり、更に切削加工を伴う場合には切屑が生じ材料の
無駄が多くなるといった問題がある。[Problems to be Solved by the Invention] According to the above-mentioned conventional method for manufacturing a multi-stage pulley, manufacturing work is troublesome and time-consuming, resulting in poor productivity, difficulty in reducing weight, and furthermore, when cutting is involved, However, there is a problem that chips are generated and a large amount of material is wasted.
この発明は上記問題点を解消することを目的とした多段
プーリーの製造方法を提供するものである。This invention provides a method for manufacturing a multi-stage pulley aimed at solving the above problems.
[問題点を解決するための手段]
この発明による多段プーリーの製造方法は、先ず1枚の
金属製円板の外周縁を中心方向へスリ割り分割し分割片
を形成する。[Means for Solving the Problems] In the method of manufacturing a multi-stage pulley according to the present invention, first, the outer peripheral edge of one metal disk is divided into slots in the direction of the center to form divided pieces.
次にスリ割りにより形成した2枚の分割片を金属製円板
の求遠心方向に互いに段違いになるようにそれぞれ外方
に折曲して金属製円板の両側に中心を同じくする2個の
筒体を形成する。Next, the two divided pieces formed by slitting are bent outward in the centrifugal direction of the metal disk so that the steps are different from each other, so that two pieces with the same center are formed on both sides of the metal disk. Form a cylinder.
次に上記それぞれの筒体の外周面にベルト掛部を形成す
る
[実施例]
以下、この発明を図面に示す実施例に基づき詳細に説明
する。Next, a belt hanging portion is formed on the outer circumferential surface of each of the above-mentioned cylindrical bodies [Example] The present invention will be described in detail below based on an example shown in the drawings.
第1図乃至第5図はこの発明の実施の工程を示すもので
ある。1 to 5 show steps for implementing the present invention.
先ず、鋼板をプレス加工等により打抜き円板1を形成し
、この金属製の円板lをクランパー2゜3により両側か
らクランプする。このクランパー2.3にはそれぞれ後
述するスリ割り用ロールダイスにより円板1の外周縁を
スリ寄りしたとき、この外周縁の拡開を許容する逃げ部
4.5が形成されている(第1図)。First, a circular plate 1 is formed by punching a steel plate by pressing or the like, and this metal circular plate 1 is clamped from both sides by clampers 2.3. Each of the clampers 2.3 is formed with a relief portion 4.5 that allows the outer circumferential edge to expand when the outer circumferential edge of the disk 1 is scraped using a slitting roll die (described later). figure).
このようにクランパー2,3によりクランプされた円板
1の外周縁6に、周上に 状の刃部7をもつスリ割り用
ロールダイス8を円板1の中心方向に押し当て、クラン
パー2.3及びスリ割り用ロールダイス8を回転させる
。しかして、円板1の外周縁6は2分割にスリ割られ、
円板1の外周にはスリ割られたV字状の分割片9.10
が形成される(第2図)。A slitting roll die 8 having a 7-shaped blade portion 7 on the circumference is pressed toward the center of the disk 1 on the outer peripheral edge 6 of the disk 1 clamped by the clampers 2 and 3 in this manner. 3 and the slitting roll die 8 are rotated. Thus, the outer peripheral edge 6 of the disc 1 is slotted into two parts,
A V-shaped divided piece 9.10 is slotted on the outer periphery of the disk 1.
is formed (Figure 2).
次に、外周縁6を前記円板1の分割片9,10を支持す
る支持面11.12とした円柱状の当接部13.14を
もち、それぞれの当接部13,14の半径を異にする大
径クランパー15と小径クランパー16により円板1を
同心的にクランプする。このように大径クランパー15
と小径クランパー16によりクランプした円板lの分割
片9゜10に、周上に円板lに対して直交する平滑面成
形部17をもつベルト掛部成形用ロールダイス18を円
板lの外周から中心方向に押し当てる。このベルト掛部
成形用ロールダイス18は、前記円板lの外周に形成さ
れた2つの分割片9,10の分岐点に当たる位置を境に
して大径クランパー15側には小径ダイス19をもち、
小径クランパー16側には大径ダイス20をもち、大径
ダイス20の小径ダイス19側コーナーが鋭角な刃部2
1となっている(第3図)。Next, it has a cylindrical abutment part 13.14 with the outer peripheral edge 6 as a support surface 11.12 for supporting the divided pieces 9, 10 of the disk 1, and the radius of each abutment part 13, 14 is The disk 1 is concentrically clamped by a large-diameter clamper 15 and a small-diameter clamper 16 that are different from each other. In this way, the large diameter clamper 15
A belt hanging part forming roll die 18 having a smooth surface forming part 17 perpendicular to the disk l on the circumference is attached to the divided pieces 9° 10 of the disk l clamped by the small-diameter clamper 16. Press it toward the center. This belt hook forming roll die 18 has a small diameter die 19 on the side of the large diameter clamper 15 with the position corresponding to the branching point of the two divided pieces 9 and 10 formed on the outer periphery of the disk l as a border,
The small-diameter clamper 16 side has a large-diameter die 20, and the small-diameter die 19 side of the large-diameter die 20 has an acute-angled blade portion 2.
1 (Figure 3).
前記のようにして大径クランパー15と小径クランパー
16とによりクランプされた円板1の分割片9.10に
、前記ベルト掛部成形用ロールダイス18を押し当てて
回転させることにより、円板lの外周に形成された2つ
の分割片9,10のうち、大径クランパー15側の分割
片9はベルト掛部成形用ロールダイス18の小径ダイス
19の平滑面成形部17aで押圧され外方に折曲され。By pressing and rotating the roll die 18 for forming the belt hanging part against the divided pieces 9.10 of the disc 1 clamped by the large-diameter clamper 15 and the small-diameter clamper 16 as described above, the disc l Of the two divided pieces 9 and 10 formed on the outer periphery, the divided piece 9 on the large diameter clamper 15 side is pressed by the smooth surface forming part 17a of the small diameter die 19 of the belt hanging part forming roll die 18 and is pushed outward. bent.
そして前記平滑面成形部17aと大径クランパー15の
当接面11に挟圧されることにより、円板1の大径クラ
ンパー15側に前記分割片9をもって筒体22が形成さ
れる。一方、他方の分割片10にあっては、先ず大径ダ
イス20の平滑面成形部17bが分割片10を外方へ押
圧折曲すると同時に、大径ダイス20の刃部21が分割
片10と前記分割片9どの分岐点に当って円板lを更に
中心方向に割り、このようにして外方へ折曲されながら
更に中心方向に割られた分割片10は前記平滑面成形部
17bと小径クランパー16の支持面12により挟圧さ
れることにより1円板lの小径クランパー16側に前記
分割片lOをもって筒体23が形成される。即ち1円板
lの両側に中心を同じくし半径を異にする2(11の筒
体22,23が形成される。そして、この2個の筒体2
2,23の外周面はそれぞれベルト掛部成形用ロールダ
イス18の平滑面成形部17a、17bにより平滑にさ
れベルト掛部24,25が形成される(第4図)。By being pressed between the smooth surface molded portion 17a and the contact surface 11 of the large-diameter clamper 15, a cylindrical body 22 is formed with the divided piece 9 on the large-diameter clamper 15 side of the disk 1. On the other hand, for the other divided piece 10, first, the smooth surface forming part 17b of the large-diameter die 20 presses and bends the divided piece 10 outward, and at the same time, the blade part 21 of the large-diameter die 20 joins the divided piece 10. At which branching point of the split piece 9 the disc l is further split in the center direction, and the split piece 10, which is bent outward in this way and further split in the center direction, is connected to the smooth surface molded portion 17b and has a small diameter. By being compressed by the support surface 12 of the clamper 16, a cylindrical body 23 is formed with the divided piece lO on the small diameter clamper 16 side of one disc l. That is, two (11) cylinders 22 and 23 having the same center and different radii are formed on both sides of one disk l.
The outer peripheral surfaces of belt hooks 2 and 23 are smoothed by smooth surface forming parts 17a and 17b of belt hook forming roll die 18, respectively, to form belt hooks 24 and 25 (FIG. 4).
このようにして完成した多段プーリーはベルト掛部24
,25が平滑な平ベルト用のプーリーであるが、多条の
V山をもつVベルトを掛けるVプーリーを製造する場合
には、前記のようにして形成された筒体22 、 ?3
のベルト掛部24.25に、所定のVベルトに応じた適
数のV山26を外周に形成したロールダイス27を押し
当てる。The multi-stage pulley completed in this way has a belt hanging part 24.
, 25 are pulleys for smooth flat belts, but when manufacturing a V pulley for hanging a V belt with multiple V ridges, the cylindrical body 22 , ? 3
A roll die 27 having an appropriate number of V ridges 26 formed on the outer periphery according to a predetermined V belt is pressed against the belt hanging portion 24,25.
このロールダイス27の押し昌てにより、ベルト掛部2
4,25にはV溝2゛8が形成され多段■プーリーが完
成する(第5図)。By pressing this roll die 27, the belt hanging portion 2
4 and 25 are formed with V grooves 2 and 8 to complete a multi-stage pulley (Fig. 5).
第6図乃至第10図は他の多段■プーリーを製造する工
程を示し、ここで製造される■プーリーは1条のV山を
もつベルトを掛けるVプーリであり、第6図乃至第9図
は前記実施例で示す第1図乃至第4図の工程と同様であ
る。Figures 6 to 10 show the process of manufacturing other multistage pulleys, and the pulley manufactured here is a V pulley on which a belt with one V thread is hung. The steps are similar to the steps shown in FIGS. 1 to 4 in the above embodiment.
そこで第9図に示すように円板1の両側に半径を異にす
る筒体22.23を形成したら、次に第9図に示す大径
クランパー15と小径クランパー16の支持面11.1
2にそれぞれ円周方向にViIl!29.30を形成し
た■溝形成用クランパー31.32で円板lをクランプ
し、そして前記V溝29.30に対応するV山33.3
4を円周方向に形成したロールダイス35を、前記筒体
22゜23を形成する分割片9.10即ちベルト掛部2
4.25に押し当てることにより、ベルト掛部24.2
5が前記V山33.34とV溝29,30により挟圧さ
れて7条に折曲され、ベルト掛部24.25には■溝3
6が形成されて多段Vプーリーが完成する(第10図)
。Therefore, after forming cylindrical bodies 22.23 with different radii on both sides of the disk 1 as shown in FIG.
2 respectively in the circumferential direction ViIl! 29.30 was formed with the groove forming clamper 31.32, and the disc L was clamped with the V groove 33.3 corresponding to the V groove 29.30.
4 is formed in the circumferential direction, and the divided pieces 9 and 10 forming the cylinder body 22 and 23, that is, the belt hanging part 2
4.25, the belt hanging part 24.2
5 is pinched by the V ridges 33.34 and the V grooves 29, 30 and bent into 7 strips, and the belt hanging portion 24.25 has a groove 3.
6 is formed to complete the multistage V pulley (Figure 10)
.
[発明の効果]
以上のように、この発明に係る多段プーリーの製造方法
は、1枚の金属製円板の外周縁を中心方向へスリ割り分
割し、次にスリ割りにより形成した2枚の分割片を金属
製円板の求遠心方向に互いに段違いになるようにそれぞ
れ外方に折曲して金属製円板の両側に中心を同じくする
2個の筒体を形成し、次にそれぞれの筒体の外周面にベ
ルト掛部を形成するようにしたので、製造が容易であり
、材料に無駄が無く、しかも軽量化が図れ精度の高い多
段プーリーを安価に得ることができるといった効果があ
る。[Effects of the Invention] As described above, the method for manufacturing a multi-stage pulley according to the present invention is to divide the outer peripheral edge of one metal disc toward the center by slotting, and then dividing the outer peripheral edge of one metal disk into two pieces formed by the slotting. The divided pieces are bent outward in the centrifugal direction of the metal disk so that they are at different levels from each other to form two cylindrical bodies with the same center on both sides of the metal disk. Since the belt hanging part is formed on the outer circumferential surface of the cylindrical body, it is easy to manufacture, there is no wastage of materials, and it is also lightweight, making it possible to obtain a highly accurate multistage pulley at a low cost. .
第1図乃至第5図はこの発明の一実施例の工程を示す説
明図、第6図乃至S10図は他の実施例の工程を示す説
明図である。
l・・・金属製円板、2.3・・・クランパー6・・・
外周縁、8・・・スリ割り用ロールダイス9.10・・
・分割片、15・・・大径クランパー16・・・小径ク
ランパー
18・・・ベルト掛部成形用ロールダイス22.23・
・・筒体
24.25・・・ベルト掛部
第1図 第2図 第づ図
第4図 第5図
第6図 第7図 第8図
第9図 第70図1 to 5 are explanatory diagrams showing the steps of one embodiment of the present invention, and FIGS. 6 to S10 are explanatory diagrams showing the steps of another embodiment. l...metal disc, 2.3...clamper 6...
Outer rim, 8...Roll die for slotting 9.10...
・Divided pieces, 15...Large diameter clamper 16...Small diameter clamper 18...Roll die for forming the belt hanging part 22.23.
...Cylinder 24.25...Belt hanging part Fig. 1 Fig. 2 Fig. 4 Fig. 5 Fig. 6 Fig. 7 Fig. 8 Fig. 9 Fig. 70
Claims (1)
し、次にスリ割りにより形成した2枚の分割片を金属製
円板の求遠心方向に互いに段違いになるようにそれぞれ
外方に折曲して金属製円板の両側に中心を同じくする2
個の筒体を形成し、次にそれぞれの筒体の外周面にベル
ト掛部を形成することを特徴とする多段プーリーの製造
方法。The outer peripheral edge of one metal disk is divided into slots toward the center, and then the two divided pieces formed by the slits are separated outward in the centrifugal direction of the metal disk so that they are at different levels from each other. 2. Bend it so that the center is the same on both sides of the metal disc.
1. A method for manufacturing a multi-stage pulley, which comprises forming individual cylindrical bodies, and then forming a belt hanging portion on the outer peripheral surface of each cylindrical body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12415386A JPS62282734A (en) | 1986-05-29 | 1986-05-29 | Manufacture of multi-stage puliey |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12415386A JPS62282734A (en) | 1986-05-29 | 1986-05-29 | Manufacture of multi-stage puliey |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62282734A true JPS62282734A (en) | 1987-12-08 |
Family
ID=14878249
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12415386A Pending JPS62282734A (en) | 1986-05-29 | 1986-05-29 | Manufacture of multi-stage puliey |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62282734A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0217228A (en) * | 1988-07-04 | 1990-01-22 | F C C:Kk | Manufacture of clutch outer of tandem type hydraulic clutch and drum blank with ring-shaped bulkhead for clutch outer |
JPH06182477A (en) * | 1992-12-22 | 1994-07-05 | Reizu Eng:Kk | Forming method of rim part of wheel and production of wheel utilized this method |
JPH06182476A (en) * | 1992-12-18 | 1994-07-05 | Reizu Eng:Kk | Forming method of rim part of wheel and production of wheel by utilizing this method |
JPH06198373A (en) * | 1992-12-28 | 1994-07-19 | Reizu Eng:Kk | Method for forming dish-shaped disk |
US20140176655A1 (en) * | 2011-08-31 | 2014-06-26 | Fujifilm Corporation | Conveyance apparatus and image forming apparatus |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50159865A (en) * | 1974-06-14 | 1975-12-24 | ||
JPS61132238A (en) * | 1984-11-30 | 1986-06-19 | Fuji Kiko Co Ltd | Stepped pulley and its manufacture |
JPS62101334A (en) * | 1985-10-29 | 1987-05-11 | Fuji Kiko Co Ltd | Production of pulley |
-
1986
- 1986-05-29 JP JP12415386A patent/JPS62282734A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50159865A (en) * | 1974-06-14 | 1975-12-24 | ||
JPS61132238A (en) * | 1984-11-30 | 1986-06-19 | Fuji Kiko Co Ltd | Stepped pulley and its manufacture |
JPS62101334A (en) * | 1985-10-29 | 1987-05-11 | Fuji Kiko Co Ltd | Production of pulley |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0217228A (en) * | 1988-07-04 | 1990-01-22 | F C C:Kk | Manufacture of clutch outer of tandem type hydraulic clutch and drum blank with ring-shaped bulkhead for clutch outer |
JPH06182476A (en) * | 1992-12-18 | 1994-07-05 | Reizu Eng:Kk | Forming method of rim part of wheel and production of wheel by utilizing this method |
JPH06182477A (en) * | 1992-12-22 | 1994-07-05 | Reizu Eng:Kk | Forming method of rim part of wheel and production of wheel utilized this method |
JPH06198373A (en) * | 1992-12-28 | 1994-07-19 | Reizu Eng:Kk | Method for forming dish-shaped disk |
US20140176655A1 (en) * | 2011-08-31 | 2014-06-26 | Fujifilm Corporation | Conveyance apparatus and image forming apparatus |
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