JPS6330159U

JPS6330159U -

Info

Publication number: JPS6330159U
Application number: JP12411586U
Authority: JP
Priority date: 1986-08-13
Filing date: 1986-08-13
Publication date: 1988-02-27

Description

[Brief explanation of the drawing]

図面は本考案の実施例を示し、第１図はヘツド
搬送装置、紙送り装置並びにヘツド着脱装置の要
部斜視図、第２図はモータ歯車が時計方向回転の
時の紙送り歯車列の側面図である。第３図は揺動
車Ａ及び揺動車Ｂの縦断面図である。１……モータ、１ａ……モータシヤフト、２…
…ウオームギヤ、３……ウオームホイール、４…
…ベルトプーリ、５……シンクロベルト、６……
ヘツドキヤリア、７……プリンタヘツド、８……
プラテン、１１……モータ歯車、１２……減速車
、１３……ヘツド着脱駆動車、１３ａ……突出部
、１４……ヘツド着脱駆動レバー、１４ａ……他
端、１４ｂ……枢軸穴、１５……ヘツド着脱レバ
ー、１５ａ……枢軸穴、１６……レバーばね、１
７……圧接ばね、１８……ヘツドキヤリアガイド
軸、１９……中間車、１９ａ……ゼネバ歯車スト
ツパ、１９ｂ……ゼネバ歯車駆動ピン、２０……
紙送り駆動車、２０ａ……部分歯車、２０ｂ……
ゼネバ歯車、２０ｃ……紙送りローラ車駆動ピン
、２０ｄ……紙送りローラ車規制部、２０ｅ……
切欠部、２１……紙送りローラ車、２１ａ……溝
部、２４……紙送りローラ軸、２５……ヘツドホ
ルダ、２６……揺動車Ａ、２７……揺動レバーＡ
、２７ａ……軸芯、２８……揺動車Ｂ、２９……
揺動中間車、３０……揺動レバーＢ、３０ａ……
軸芯、３１……摩擦座、３２……摩擦ばね、３３
……ばね押え座、３４……止めねじ、３５……切
り換えレバーＡ、３５ａ……枢軸穴、３５ｂ……
軸芯、３５ｃ……他の軸芯、３５ｄ……斜面部、
３６……切り換え車Ａ、３７……切り換え中間車
、３８……切り換えレバーＢ、３８ａ……枢軸穴
、３８ｂ……軸芯、３８ｃ……斜面部、３９……
切り換え車Ｂ、４０……切り換えレバーばねＡ、
４１……切り換えレバーばねＢ。 The drawings show an embodiment of the present invention, and FIG. 1 is a perspective view of the main parts of the head conveying device, paper feeding device, and head attaching/detaching device, and FIG. 2 is a side view of the paper feeding gear train when the motor gear is rotating clockwise. It is a diagram. FIG. 3 is a longitudinal sectional view of the rocking wheel A and the rocking wheel B. 1...Motor, 1a...Motor shaft, 2...
...Worm gear, 3...Worm wheel, 4...
...Belt pulley, 5...Synchronized belt, 6...
Head carrier, 7... Printer head, 8...
Platen, 11...Motor gear, 12...Reduction wheel, 13...Head attachment/detachment drive wheel, 13a...Protrusion, 14...Head attachment/detachment drive lever, 14a...Other end, 14b...Pivot hole, 15... ... Head attachment/detachment lever, 15a... Pivot hole, 16... Lever spring, 1
7... Pressure spring, 18... Head carrier guide shaft, 19... Intermediate wheel, 19a... Geneva gear stopper, 19b... Geneva gear drive pin, 20...
Paper feed drive wheel, 20a... Partial gear, 20b...
Geneva gear, 20c...Paper feed roller wheel drive pin, 20d...Paper feed roller wheel regulation section, 20e...
Notch, 21... Paper feed roller wheel, 21a... Groove, 24... Paper feed roller shaft, 25... Head holder, 26... Rocking wheel A, 27... Rocking lever A
, 27a... shaft core, 28... rocking wheel B, 29...
Swinging intermediate wheel, 30... Swinging lever B, 30a...
Shaft core, 31...Friction seat, 32...Friction spring, 33
...Spring retainer, 34...Set screw, 35...Switching lever A, 35a...Pivot hole, 35b...
Axial core, 35c...Other axis, 35d...Slope part,
36...Switching wheel A, 37...Switching intermediate wheel, 38...Switching lever B, 38a...Pivot hole, 38b...Axis center, 38c...Slope portion, 39...
Switching wheel B, 40...Switching lever spring A,
41...Switching lever spring B.

Claims

[Scope of Claim for Utility Model Registration] (a) A motor gear fixed to one end of the motor rotation shaft, (b) A worm gear fixed to the other end of the motor rotation shaft, and (c) meshing with the worm gear. (d) a belt pulley fixed concentrically to the worm wheel; (e) a synchro belt that hangs over the belt pulley and another belt pulley; (f) a synchro belt fixed to one end of the synchro belt. (g) a swinging lever having a motor rotating shaft as a pivot, which is equipped with a swinging gear meshing with the motor gear and having frictional resistance; (h) an intermediate wheel meshing with the oscillating gear and having a Geneva gear stopper and a Geneva gear drive pin; (i) meshing with the motor gear disposed in a position where the intermediate wheel and the oscillating gear are interposed; and another rocking lever having a motor rotation shaft as its pivot, which is equipped with another rocking gear having frictional resistance, and a rocking intermediate wheel that engages with the intermediate wheel after meshing with the rocking gear and rocking, and (j) a paper feed drive wheel comprising a partial gear that meshes with the intermediate wheel, a Geneva gear, a paper feed roller wheel drive pin, and a paper feed roller wheel regulation portion; A paper feeding device consisting of a paper feeding roller wheel equipped with a Geneva gear that engages with the wheel, 〓(l)l〓 a paper feeding roller shaft to which the paper feeding roller wheel is fixedly mounted, 〓(m)m〓 a head holder. a switching lever disposed at a position to be engaged when the motor reaches the end of the head travel range; a switching wheel mounted on the switching lever and disposed at a position capable of meshing with the motor gear; a switching intermediate wheel mounted on the switching lever, a switching lever spring that engages the switching lever, and a switching lever spring that engages when the head holder reaches the other end of the head travel range. another switching lever disposed at a position to engage with the other switching lever; another switching wheel mounted on the switching lever and disposed at a position capable of meshing with the motor gear; and another switching lever that engages with the other switching lever. a lever spring; 〓(p)p〓 a reduction wheel disposed at a position where it can mesh with the intermediate switching wheel and the other switching wheels; 〓(q)q〓 a protruding portion that meshes with the reduction wheel; a head attachment/detachment drive wheel comprising a head attachment/detachment drive wheel; (s)s〓 A head attachment/detachment device consisting of a head attachment/detachment lever, one end of which engages with the head attachment/detachment drive lever and the other end of which engages with the head holder; The printer head is pressed against the platen, and the head is conveyed in one direction. When the head reaches the end of the head travel range, the head is separated from the platen, the paper is fed, and the motor is moved in the other direction. The printer head is also pressed against the platen by rotation, and the head is conveyed in another direction, and when the head reaches the other end of the head travel area, the head is separated from the platen, and then the paper is fed. printer.