JPS6258574U - - Google Patents
Info
- Publication number
- JPS6258574U JPS6258574U JP9748586U JP9748586U JPS6258574U JP S6258574 U JPS6258574 U JP S6258574U JP 9748586 U JP9748586 U JP 9748586U JP 9748586 U JP9748586 U JP 9748586U JP S6258574 U JPS6258574 U JP S6258574U
- Authority
- JP
- Japan
- Prior art keywords
- lever
- upper feed
- setting lever
- setting
- main shaft
- 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
- 230000033001 locomotion Effects 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 4
- 238000009958 sewing Methods 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 4
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Sewing Machines And Sewing (AREA)
Description
第１図はこの考案を具体化した上送り装置を示
す側面図、第２図は同じく平面図、第３図は水平
運動付与機構を示す側断面図、第４図は上下運動
付与機構を示す側断面図、第５図は第四の支持軸
上のレバーを示す断面図、第６図は押えばねの取
付状態を示す断面図、第７図はストツパー部材の
取付状態を示す拡大断面図、第８図および第９図
はそれぞれ上送り歯が下降位置、上昇位置にある
ときをしめす一部側面図、第１０図は上送り歯の
四運動送りを示す線図である。
ミシン主軸…１２、水平送り用偏心輪…１３、
偏心輪抱き…１４、上下送り腕…３２、上送り台
…３７、上送り歯…３８、加工布支持面…３９、
下送り歯…４１、上下送り用偏心輪…４７、偏心
輪抱き…４８、連結リンク…５７、設定レバー…
５９。
Fig. 1 is a side view showing an upper feeding device embodying this invention, Fig. 2 is a plan view thereof, Fig. 3 is a side sectional view showing a horizontal movement imparting mechanism, and Fig. 4 is a vertical movement imparting mechanism. A side sectional view, FIG. 5 is a sectional view showing the lever on the fourth support shaft, FIG. 6 is a sectional view showing how the presser spring is attached, and FIG. 7 is an enlarged sectional view showing how the stopper member is attached. 8 and 9 are partial side views showing when the upper feed dog is in the lowered position and the raised position, respectively, and FIG. 10 is a diagram showing the four-movement feed of the upper feed dog. Sewing machine main shaft...12, horizontal feed eccentric wheel...13,
Eccentric ring holder...14, vertical feed arm...32, upper feed table...37, upper feed dog...38, work cloth support surface...39,
Lower feed dog...41, Eccentric wheel for vertical feed...47, Eccentric wheel holder...48, Connection link...57, Setting lever...
59.
Claims (1)
込み側に下送り歯４１と協働する上送り歯３８が
取付けられた上送り台３７と、 その上送り台３７とミシン主軸１２との間に設
けられ、前記ミシン主軸１２の回転に従い前記上
送り台３７に水平運動を付与するための水平運動
付与機構１３，１４，２３等と、 一軸線の周りを揺動可能に設けられると共に前
記上送り台３７に作動的に連結され、揺動により
上送り台３７に上下運動を付与する揺動腕３２と
、その揺動腕３２と一体に設けられると共に前記
一軸線から離れる方向に延びる設定レバー５９と
、前記ミシス主軸１２の回転により前記一軸線に
平行な軸線の周りを揺動される伝達レバー５１と
、一端が前記伝達レバー５１に回動可能に連結さ
れ、他端が前記設定レバー５９に回動可能に連結
された連結レバー５７とからなる上下運動付与機
構とを有し、 前記連結レバー５７他端の設定レバー５９に対
する連結点は、前記上送り歯３８が最下点に位置
する状態の時、前記連結レバー５７一端と伝達レ
バー５１との連結点を中心とする円弧に沿いその
設定レバー５ａの変位を伴なうことなく移動可能
に構成されていることを特徴とするミシンのため
の上送り装置。[Scope of Claim for Utility Model Registration] An upper feed table 37 which is disposed on a work cloth support surface 39 and has an upper feed dog 38 attached to the work cloth feeding side that cooperates with a lower feed dog 41; horizontal motion imparting mechanisms 13, 14, 23, etc., which are provided between the sewing machine main shaft 12 and provide horizontal motion to the upper feed table 37 according to the rotation of the sewing machine main shaft 12; a swinging arm 32 that is operatively connected to the upper feed table 37 and imparts vertical movement to the upper feed table 37 by swinging; and a swing arm 32 that is provided integrally with the swing arm 32 and that a setting lever 59 that extends in a direction away from the transmission lever 59; a transmission lever 51 that swings around an axis parallel to the one axis due to the rotation of the Missis main shaft 12; one end is rotatably connected to the transmission lever 51; and a vertical motion imparting mechanism consisting of a connecting lever 57 whose other end is rotatably connected to the setting lever 59, and the connecting point of the other end of the connecting lever 57 to the setting lever 59 is the upper feed dog 38. When the setting lever 5a is at its lowest point, the setting lever 5a is movable along an arc centered on the connection point between one end of the connection lever 57 and the transmission lever 51 without displacement of the setting lever 5a. An upper feed device for a sewing machine, characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9748586U JPS6231100Y2 (en) | 1986-06-25 | 1986-06-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9748586U JPS6231100Y2 (en) | 1986-06-25 | 1986-06-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6258574U true JPS6258574U (en) | 1987-04-11 |
| JPS6231100Y2 JPS6231100Y2 (en) | 1987-08-10 |
Family
ID=30964453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9748586U Expired JPS6231100Y2 (en) | 1986-06-25 | 1986-06-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6231100Y2 (en) |
-
1986
- 1986-06-25 JP JP9748586U patent/JPS6231100Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6231100Y2 (en) | 1987-08-10 |
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