JPS6283389U - - Google Patents
Info
- Publication number
- JPS6283389U JPS6283389U JP17673885U JP17673885U JPS6283389U JP S6283389 U JPS6283389 U JP S6283389U JP 17673885 U JP17673885 U JP 17673885U JP 17673885 U JP17673885 U JP 17673885U JP S6283389 U JPS6283389 U JP S6283389U
- Authority
- JP
- Japan
- Prior art keywords
- rotating body
- connecting shaft
- needle bar
- shaft portion
- fixed
- 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
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000009958 sewing Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
Landscapes
- Sewing Machines And Sewing (AREA)
Description
第１図〜第４図は本考案の一実施例を示すもの
で、第１図はミシンの針棒及び天秤の駆動連結装
置の要部側面図、第２図は同平面図、第３図は連
結部の拡大断面図、第４図は駆動連結装置の周辺
部を示す側面図、第５図〜第８図は従来例を示す
もので、第５図はジグザグミシンの針棒及び天秤
の駆動連結装置の周辺部を示す側面図、第６図は
要部拡大側面図、第７図は同平面図、第８図は連
結部の拡大断面図である。
３……針棒、４……天秤、６……回転体、１１
……針棒クランク、１３……連結軸部、１３ａ…
…平面、１４……取付孔、１４ａ……係合平面、
１５……雌ねじ部、１７……取付ねじ、１７ａ…
…雄ねじ部。
Figures 1 to 4 show an embodiment of the present invention, in which Figure 1 is a side view of the main parts of the drive coupling device for the needle bar and thread take-up of the sewing machine, Figure 2 is a plan view of the same, and Figure 3 4 is an enlarged sectional view of the connecting part, FIG. 4 is a side view showing the peripheral part of the drive connecting device, FIGS. 5 to 8 show conventional examples, and FIG. FIG. 6 is an enlarged side view of the main part, FIG. 7 is a plan view of the same, and FIG. 8 is an enlarged sectional view of the connecting portion. 3... Needle bar, 4... Balance, 6... Rotating body, 11
...Needle bar crank, 13...Connection shaft portion, 13a...
...Plane, 14...Mounting hole, 14a...Engagement plane,
15...Female thread part, 17...Mounting screw, 17a...
...Male thread part.
Claims (1)
と、針棒及び天秤のいずれか一方に作動的に連結
されると共に前記回転体に固着される連結軸部と
、針棒及び天秤の他方に作動的に連結されると共
に前記連結軸部に固定されたクランクとを備え、
針棒及び天秤が所定の位相関係をもつてそれぞれ
運動し得るように前記回転体に対して連結軸部が
所定の姿勢にて固着されるミシンにおいて、 前記回転体には少なくとも１つの係合平面を有
する取付孔が穿設され、 前記連結軸部には、前記回転体の係合平面と係
合可能な平面と、その平面から連結軸部を横切つ
て延びる雌ねじ部とがそれぞれ形成され、 前記雌ねじ部と螺合する雄ねじ部を有する取付
ねじが設けられ、 その取付ねじのねじ込みにより前記回転体の係
合平面と連結軸部の平面とが圧接されて連結軸部
が回転体に固着されることを特徴とする針棒及び
天秤の駆動連結装置。 (2) 前記回転体には、その外周面から前記係合
平面に垂直に延びると共に前記取付ねじの挿通を
許容する挿通孔が形成され、その取付ねじの頭部
が回転体中に埋設されることを特徴とする実用新
案登録請求の範囲第(1)項記載の針棒及び天秤の
駆動連結装置。 (3) 前記回転体の外周面には、タイミングベル
トの歯部と係合する歯部が多数形成されている実
用新案登録請求の範囲第(1)項記載の針棒及び天
秤の駆動連結装置。[Claims for Utility Model Registration] (1) A rotating body rotationally driven by a sewing machine motor, and a connecting shaft portion operatively connected to either the needle bar or the thread take-up and fixed to the rotating body; a crank operatively connected to the other of the needle bar and the balance and fixed to the connecting shaft,
In a sewing machine in which a connecting shaft portion is fixed in a predetermined posture relative to the rotating body so that the needle bar and the thread take-up can move with a predetermined phase relationship, the rotating body has at least one engagement plane. a mounting hole is formed in the connecting shaft portion, and a flat surface that can be engaged with the engaging plane of the rotating body, and a female screw portion extending from the flat surface across the connecting shaft portion are formed, respectively; A mounting screw having a male threaded portion that engages with the female threaded portion is provided, and when the mounting screw is screwed in, the engagement plane of the rotating body and the plane of the connecting shaft portion are pressed together, and the connecting shaft portion is fixed to the rotating body. A driving connection device for a needle bar and a thread take-up. (2) The rotating body is formed with an insertion hole that extends perpendicularly to the engagement plane from the outer circumferential surface thereof and allows the mounting screw to be inserted therethrough, and the head of the mounting screw is embedded in the rotating body. A drive coupling device for a needle bar and a balance as set forth in claim (1) of the utility model registration claim. (3) The drive coupling device for a needle bar and a balance according to claim 1, wherein the outer peripheral surface of the rotating body is provided with a large number of teeth that engage with the teeth of a timing belt. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985176738U JPH0350870Y2 (en) | 1985-11-16 | 1985-11-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985176738U JPH0350870Y2 (en) | 1985-11-16 | 1985-11-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6283389U true JPS6283389U (en) | 1987-05-27 |
| JPH0350870Y2 JPH0350870Y2 (en) | 1991-10-30 |
Family
ID=31117273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985176738U Expired JPH0350870Y2 (en) | 1985-11-16 | 1985-11-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0350870Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4843310U (en) * | 1971-09-24 | 1973-06-05 | ||
| JPS5761437A (en) * | 1980-10-02 | 1982-04-13 | Nissan Motor Co Ltd | Slide base of machine tool |
-
1985
- 1985-11-16 JP JP1985176738U patent/JPH0350870Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4843310U (en) * | 1971-09-24 | 1973-06-05 | ||
| JPS5761437A (en) * | 1980-10-02 | 1982-04-13 | Nissan Motor Co Ltd | Slide base of machine tool |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0350870Y2 (en) | 1991-10-30 |
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