JPS599259A - Sewing yarn replacing apparatus in embroidering machine - Google Patents

Sewing yarn replacing apparatus in embroidering machine

Info

Publication number
JPS599259A
JPS599259A JP11726582A JP11726582A JPS599259A JP S599259 A JPS599259 A JP S599259A JP 11726582 A JP11726582 A JP 11726582A JP 11726582 A JP11726582 A JP 11726582A JP S599259 A JPS599259 A JP S599259A
Authority
JP
Japan
Prior art keywords
louver
looper
needle
sewing
tape
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
Application number
JP11726582A
Other languages
Japanese (ja)
Other versions
JPH0153385B2 (en
Inventor
郁夫 田島
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tokai Kogyo Sewing Machine Co Ltd
Original Assignee
Tokai Kogyo Sewing Machine Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tokai Kogyo Sewing Machine Co Ltd filed Critical Tokai Kogyo Sewing Machine Co Ltd
Priority to JP11726582A priority Critical patent/JPS599259A/en
Publication of JPS599259A publication Critical patent/JPS599259A/en
Publication of JPH0153385B2 publication Critical patent/JPH0153385B2/ja
Granted legal-status Critical Current

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  • Sewing Machines And Sewing (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】 この発明は刺しゅう縫ミシンにおいて、複数色を混合し
た刺しゅう図柄を縫代するために各色の縫糸に対応して
設けた複数個のルーバ中から選択された1つのルーパを
縫代位置に転位して縫糸を切換えるだめの切換え装置に
関するもので、その目的は切換え動作を円滑化しうる刺
しゅう縫ミシンにおける縫糸の切換装置を提供すること
である。
DETAILED DESCRIPTION OF THE INVENTION The present invention provides an embroidery sewing machine in which one looper selected from a plurality of louvers provided corresponding to sewing threads of each color is used to create a seam allowance for an embroidery pattern in which a plurality of colors are mixed. This invention relates to a sewing thread switching device for changing sewing threads by moving to a seam allowance position, and the purpose thereof is to provide a sewing thread switching device for an embroidery sewing machine that can facilitate switching operations.

続いて、本発明の一実施例を図面にしたがって説明する
と、図中、1はミシンのメインテーブル、2はメインテ
ーブル1に展張された布地の針元を図示しない布押えと
の間で挾持して水平移送するための送り板である。
Next, an embodiment of the present invention will be described with reference to the drawings. In the drawing, 1 is a main table of a sewing machine, and 2 is a needle head of a fabric stretched on the main table 1, which is held between a presser foot (not shown). This is a feed plate for horizontal transfer.

6は送り板2の下方に対しフレーム4を介して水平回動
可能に叉持されだほぼ円盤状のiV−パテ−プルであっ
て、そのと端部周縁には複数個の係合溝6a〜6&が凹
設される一方、その下端部にはウオームホイー/L15
が水平状に取着されている。
Reference numeral 6 denotes a substantially disc-shaped iV-pattern which is horizontally rotatably supported on the lower side of the feed plate 2 via the frame 4, and has a plurality of engagement grooves 6a on the peripheral edge of its end. ~6& is recessed, while a worm wheel/L15 is installed at its lower end.
is mounted horizontally.

6〜6はμmバテープ/I/6に対しそれぞれ垂直状に
可転軸支された複数個(本例では6個)のルーバであっ
て、各μmバ6はル−バテープ/I/60回動中心をT
とし、定位置で上下動する図示しない縫針の軸心をNと
したときにTを中心としTNを半径とする円周上の等分
点(本例では6等分点)を軸心L−Lとして遊星状に配
設されていて、その中心部付近にはウオームホイー)v
7がそれぞれ嵌着されている。
6 to 6 are a plurality of louvers (six in this example) rotatably supported perpendicularly to the μm bar tape/I/6, and each μm bar 6 has a louver tape/I/60 times. Center of motion is T
Let N be the axis of a sewing needle (not shown) that moves up and down in a fixed position, and then the axis L- is an equally divided point (in this example, six equal points) on the circumference with T as the center and TN as the radius. It is arranged in a planetary shape as L, and there is a worm wheel near the center.
7 are fitted respectively.

8はルーバテープ/L15のウオームホイー/I15と
噛会って〜−パテープ/I/6を水平回動するためにウ
オーム軸8aを介して可転横架されたウオームギヤであ
る。
Reference numeral 8 denotes a worm gear that is horizontally suspended via a worm shaft 8a in order to mesh with the worm wheel/I15 of the louver tape/L15 and horizontally rotate the louver tape/I/6.

9は第1駆動軸であって、縫糸の切換え時に図示しない
指令装置の信号に基いて正逆に回転制御される第1モー
タM1の回転をベベルギヤ10゜10を介してウオーム
軸81に伝達するためにフレーム4に対しウオーム軸8
aと直焚状に可転横架され、四軸9が回転したときには
ウオームギヤ8とウオームギアー/L15とを介してル
ーパテープ/L/6が回動されてルーパ6が縫針に対向
する対針位置nに対し択一的に転位される。
Reference numeral 9 denotes a first drive shaft, which transmits the rotation of the first motor M1, which is controlled to rotate in forward and reverse directions based on a signal from a command device (not shown) when switching the sewing thread, to the worm shaft 81 via a bevel gear 10°10. worm shaft 8 against frame 4
When the four shafts 9 rotate, the looper tape/L/6 is rotated via the worm gear 8 and the worm gear/L15, and the looper 6 is positioned opposite the sewing needle. It is transposed alternatively to n.

11は対針位置nに転位されたルーパ6のウォームホイ
ー/L/7と噛合って同ルーパ6を自転させるためのウ
オームギヤ12を嵌着した第2駆動軸であって、第2モ
ータM2によシギャ列GNGを介して回転飼御可能に回
転駆動されるとともに、図示しないミシン主軸により駆
動される往復移動機構Kを介して軸方向に進退勤される
Reference numeral 11 denotes a second drive shaft fitted with a worm gear 12 for rotating the looper 6 by meshing with the worm wheel /L/7 of the looper 6 which has been shifted to the needle position n, and is connected to the second motor M2. It is rotatably driven via the sewing gear train GNG so that it can be rotated and controlled, and is moved back and forth in the axial direction via a reciprocating mechanism K driven by a main shaft of the sewing machine (not shown).

15は第2駆動軸11の下方に対し並列状に可転横架さ
れた基軸、14は基軸16に対し共転可能に支持された
側面はぼ逆り型状の揺動アームであって、そのと端の隅
角部14aには第2駆動軸11が軸方向へのスライド可
能に嵌合される一方、そのL片14bの先端部はフレー
ム4に対し第2駆動軸11と並列状に可転横架されかつ
第5モータM6により回転側n可能に回転駆動される連
動軸15に嵌着されたカム16に連係されていて、カム
16が回転したときには揺動アーム14が基軸16を支
点として揺動されて第2駆紬軸11が、同軸11を1g
1転および軸方向へ進退勤させるための前記ギヤ列Gお
よび往復移動機構にとの連係状態を保持しながら、ルー
バテープyv6と接近若しくは離隔する前後方向へ変位
して、ウオームギヤ12とルーパ6のウォームホイー/
L/7との噛合が係脱される。
Reference numeral 15 denotes a base shaft that is horizontally and rotatably suspended parallel to the second drive shaft 11, and reference numeral 14 is a swing arm that is rotatably supported with respect to the base shaft 16 and has an inverted side surface. The second drive shaft 11 is fitted into the corner 14a at the end so that it can slide in the axial direction, while the tip of the L piece 14b is parallel to the second drive shaft 11 with respect to the frame 4. It is connected to a cam 16 fitted to an interlocking shaft 15 which is horizontally mounted and rotatably driven by a fifth motor M6, and when the cam 16 rotates, the swing arm 14 moves around the base shaft 16. The second driving shaft 11 is swung as a fulcrum, and the coaxial shaft 11 is 1g
The worm gear 12 and the worm of the looper 6 are displaced in the front-rear direction to approach or separate from the louver tape yv6 while maintaining the linkage with the gear train G and the reciprocating mechanism for one rotation and the axial movement. Wheelie/
The engagement with L/7 is disengaged.

そして、前記指令装置の切換え信号が元信されたときに
はルーパ6の対針位置への転位角度に対応して回転制御
される第1モータM1が起動してルーパ6を対針位置n
に対し択一的に転位するために第1駆動軸9が回転駆動
される一方、第1モータM1とほぼ同期して第5モータ
M6が起動し、連動軸15とともにカム16が回転して
揺動アーム14が時計方向に揺動し、第2駆動軸11が
ルーバテープ/L15から離隔する後方−\変位してウ
オームギア12と〜−パ6のウォームホイー/L/17
との噛合が解離され(第6図参照)、さらに、第2駆動
軸11が前記往復移動機41Kを介して軸方向へ退勤し
て、ルーバテープ/L150回動中、すなわち、ルーパ
6が対針位置nに転位する公転中はルーパ6−\の回転
伝達が断絶される。
When the switching signal from the command device is received, the first motor M1, which is rotationally controlled in accordance with the displacement angle of the looper 6 to the needle position, is activated to move the looper 6 to the needle position n.
While the first drive shaft 9 is rotationally driven in order to alternatively shift the position, the fifth motor M6 is started almost in synchronization with the first motor M1, and the cam 16 rotates together with the interlocking shaft 15, causing the oscillation. The movable arm 14 swings clockwise, and the second drive shaft 11 is displaced rearward away from the louver tape/L15 and connects to the worm gear 12 and the worm wheel/L/17 of the 6.
(see Fig. 6), and furthermore, the second drive shaft 11 moves back in the axial direction via the reciprocating machine 41K, and the louver tape/L150 is rotating, that is, the looper 6 is moving toward the opposite needle. During the revolution to shift to position n, the rotational transmission of the looper 6-\ is cut off.

一方、μmバ6が対針位置nに定置されるときには第2
駆動軸11が往復移動機構Kを介して軸方向へ進退勤す
るとともに、揺動アーム14がカム16に押動されて反
時計方向に揺動し、第2駆動軸11がルーバテープμ5
に接近する前方−\変位され、ウオームギア12がルー
パ6のウォームホイーA/7と噛合って(第2図参照)
、第2モータM2の起動にて対針位置nのルーパ6が縫
針と協働して縫代動作を行うために自転きれる。
On the other hand, when the μm bar 6 is fixed at the needle position n, the second
As the drive shaft 11 moves forward and backward in the axial direction via the reciprocating mechanism K, the swing arm 14 is pushed by the cam 16 and swings counterclockwise, and the second drive shaft 11 moves forward and backward through the louver tape μ5.
The worm gear 12 meshes with the worm wheel A/7 of the looper 6 (see Fig. 2).
, when the second motor M2 is activated, the looper 6 at the needle-to-needle position n rotates on its own axis in order to perform a seam allowance operation in cooperation with the sewing needle.

17は基軸16に対し揺動アーム14と並行状に嵌着さ
れた位置決めアームであって、ルーバチー7’lv3の
上端縁に向って延出された先端部には左右1対の係止爪
17a、17aが突設きれ、〜−パ6が対針位置nに定
置されかつ基軸16を介して揺動アーム14と共動する
位置決めアーム17が反時計方向に揺動したときには対
針位置nのルーパ6両側に配置されるルーバテーブル5
の係合WJj3aに係合してルーパテーブル5をロック
する一方、ルーパ6の転位に際し位置決めアーム17が
揺動アーム14とともに時計方向に揺動したときには両
係止爪17mが保合溝5aから離脱してルーバテープμ
6のロックが屏除きれる。
Reference numeral 17 denotes a positioning arm that is fitted onto the base shaft 16 in parallel with the swing arm 14, and has a pair of left and right locking claws 17a at its tip extending toward the upper edge of the louvre tee 7'lv3. . Louver table 5 placed on both sides of the looper 6
The locking claws 17m are engaged with the engagement WJj3a to lock the looper table 5, while when the positioning arm 17 swings clockwise together with the swinging arm 14 when the looper 6 is disposed, both the locking claws 17m are released from the locking groove 5a. and louver tape μ
6 locks are removed.

なお、18〜18は対針位置nがら離隔した各ルーパ6
の対針角度を整合するために各ルーパ6、に端に対し係
脱aJ能に対設されたルーパロックビンである。
Note that 18 to 18 are each looper 6 spaced apart from the needle position n.
A looper lock bin is installed opposite to each looper 6 so as to be able to engage and disengage from the end thereof in order to match the needle angle of the needle.

次に、上記した構成をもつ実施例の作用と効果を説明す
る。
Next, the operation and effects of the embodiment having the above configuration will be explained.

きて、本例ではルーバテープ/I/6に対し遊星状に配
役された各ルーパ6を対針位II#n K 111.択
一的に転位せしめるだめの公転手段と、対針位置nに転
位爆れたルーバ6を回転せしめるための自転手段とを設
け、ルーバパ6の公転と自転とか−・−力的作動iJ能
に駆動制御ぢれるように構成しである。
In this example, each looper 6 arranged in a planetary manner is set to the needle position II#n K 111. with respect to the louver tape/I/6. A revolution means for alternatively displacing the louver 6 and a rotation means for rotating the louver 6 which has been dislocated at the opposite needle position n are provided, and the revolution and rotation of the louver 6 can be controlled by force operation iJ function. It is configured to be able to control the drive.

このため、任意の縫糸に対応するルーバ6を選択して対
銅位置nvこ公転せしめて〃・ら、ス」針位置nで縫代
動作のだめに自転せしめる縫糸切換え動作を円滑v−)
 確実に111行しうるl特長がある・とくに、本例で
はルーバ6と回転伝達手段との相ズ」位置を制御しかり
この回転伝達手段を回転制御してμmバ6を駆動するた
め、練成時の縫針に灼するルーバ6の切換動作を正確化
しかソルーバ6の自転角度の調節や縫針との同期性調頗
等を容易に行うことができる。
Therefore, by selecting the louver 6 corresponding to a given sewing thread and making it revolve around the copper position nv, the sewing thread switching operation, which is made to rotate at the needle position n without seam allowance movement, is smoothed.
In particular, in this example, the phase position of the louver 6 and the rotation transmission means is controlled, and this rotation transmission means is rotationally controlled to drive the μm bar 6. Not only can the switching operation of the louver 6 which is fired by the sewing needle be made more accurate, but also the rotation angle of the solver 6 can be adjusted and the synchronization with the sewing needle can be easily adjusted.

すなわち、本開明は水平回動可能に装設されだμmパテ
−プルを回1tlJ制御して四〜−パテープルに対し遊
星状に配設された各ルーバを対針位置に対し択一的に転
位せしめるための公’h<手段と、対針位置に転位され
た前記ルーバを自転せしめるだめの自転手段とを一方的
作#Iur heに併設したことによって、縫糸の切換
え動作を円滑に順行しつるため、刺しゅう縫ミシンにお
ける縫糸の切換装置として極めて優れた発明である◎ なお、上記実施例では第2駆動軸11を変位してμmパ
テーブ/I/6との相対位置を移動したが、同駆動軸1
1に変えてμmバテーブ/L/6を変位すルヨうに構成
してもよい。
That is, the present invention controls the μm pattern which is installed so as to be horizontally rotatable, and selectively shifts each louver, which is arranged in a planetary manner with respect to the four pattern, with respect to the needle position. The sewing thread switching operation can be carried out smoothly by providing a rotation means for rotating the louver which has been moved to the opposite needle position together with the unilateral operation. This is an extremely excellent invention as a sewing thread switching device in an embroidery sewing machine.In the above embodiment, the second drive shaft 11 was displaced to move the relative position with the μm Patave/I/6, but the same Drive shaft 1
Instead of 1, it may be configured to displace .mu.m batave/L/6.

【図面の簡単な説明】[Brief explanation of drawings]

図面は本発明の一実施例を示すもので、第1図は要部の
平面図、第2図は同じく側面図、第6図はルーバと駆動
軸との連係を解離した状態を示す側面図である。 6・・・ルーバ・テープ/l/6・・・ルーバn・・・
対針位置 出 願 人  東海工業ミシン株式会社代理人 弁理士
岡田英彦 1〜[臣 □□□−f 301 の−
The drawings show one embodiment of the present invention; FIG. 1 is a plan view of the main parts, FIG. 2 is a side view of the same, and FIG. 6 is a side view showing a state in which the louver and the drive shaft are disengaged. It is. 6...louver tape/l/6...louver n...
Needle position application Person: Tokai Kogyo Sewing Machine Co., Ltd. Agent Patent attorney Hidehiko Okada 1 ~ [Min □□□-f 301-

Claims (1)

【特許請求の範囲】[Claims] 水平回動可能に装設されたルーバテーブルを回動制御し
て同p−パテープμに対し遊星状に配設された各ルーバ
を対針位置に対し択一的に転位せしめるだめの公転手段
と、対針位置に転位された前記ルーパを自転せしめるた
めの自転手段とを一方的作動可能に併設したことを特徴
とする刺しゅう縫ミシンにおける縫糸の切換装置。
A revolving means for controlling the rotation of a louver table installed so as to be horizontally rotatable and selectively displacing each louver arranged in a planetary manner with respect to the needle position relative to the p-patape μ. 1. A sewing thread switching device for an embroidery sewing machine, characterized in that a rotation means for rotating the looper, which has been moved to the opposite needle position, is installed in a unilaterally operable manner.
JP11726582A 1982-07-05 1982-07-05 Sewing yarn replacing apparatus in embroidering machine Granted JPS599259A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11726582A JPS599259A (en) 1982-07-05 1982-07-05 Sewing yarn replacing apparatus in embroidering machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11726582A JPS599259A (en) 1982-07-05 1982-07-05 Sewing yarn replacing apparatus in embroidering machine

Publications (2)

Publication Number Publication Date
JPS599259A true JPS599259A (en) 1984-01-18
JPH0153385B2 JPH0153385B2 (en) 1989-11-14

Family

ID=14707474

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11726582A Granted JPS599259A (en) 1982-07-05 1982-07-05 Sewing yarn replacing apparatus in embroidering machine

Country Status (1)

Country Link
JP (1) JPS599259A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3515627A1 (en) * 1984-05-09 1985-11-14 Tokai Kogyo Mishin K.K., Kasugai, Aichi DRIVE SYSTEM FOR THE LOOP PATTERN OF AN EMBROIDERY MACHINE

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4310289B2 (en) * 2005-04-18 2009-08-05 東海工業ミシン株式会社 Chain stitch sewing machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3515627A1 (en) * 1984-05-09 1985-11-14 Tokai Kogyo Mishin K.K., Kasugai, Aichi DRIVE SYSTEM FOR THE LOOP PATTERN OF AN EMBROIDERY MACHINE
DE3515627C2 (en) * 1984-05-09 1989-06-29 Tokai Ind Sewing Machine

Also Published As

Publication number Publication date
JPH0153385B2 (en) 1989-11-14

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