JPH0176247U

JPH0176247U -

Info

Publication number: JPH0176247U
Application number: JP1987171664U
Authority: JP
Priority date: 1987-11-10
Filing date: 1987-11-10
Publication date: 1989-05-23

Description

[Brief explanation of the drawing]

第１図は、本実施例によるプラテン調整機構を
総体的に示した斜視図である。第２図は、第１図
のＨ―Ｈ縦断面図。（調整ローラ２は、断面では
ない）第３図は、第１図のプラテン調整機構部、
調整ローラ爪部２ｂと、ローラ押え爪３ａ部の噛
み合い状態を詳細に表わした上面図である。第４
図は、第３図のＪ―Ｊ′断面図である（調整ロー
ラは断面ではない）。ハツチング部は紙押えレバ
ー４の引つ掛け部４ａ，４ｂを示し、ローラ押え
３のフツク部、３ｂ，４ｂが取り付いてる状態を
示す。第５図は、第３図の下面図、調整ローラ２
の下面にあるマイナスドライバー調整溝を示す。
第６図、第７図は、従来の技術（調整方法）を総
体的に表わした斜視図である。１……プラテン、１ａ……調整ローラ係合口、
１ｂ……調整ローラ係合口、２……調整ローラ、
２ａ……回転中心、２ｂ……調整ローラ爪部、２
ｃ……螺旋状傾斜部、２ｄ……マイナスドライバ
溝、３……ローラ押え、３ａ……ローラ押え爪部
、３ｂ，３ｃ……取付フツク部、３ｄ……アーム
部、４……紙押えレバー、４ａ，４ｂ……引つ掛
け部、５……ヘツド、６……紙押えローラ、７…
…紙送りローラ、８……支点軸、９……バネ。 FIG. 1 is a perspective view generally showing the platen adjustment mechanism according to this embodiment. FIG. 2 is a vertical sectional view taken along line HH in FIG. (The adjustment roller 2 is not a cross section.) FIG. 3 shows the platen adjustment mechanism shown in FIG.
It is a top view showing in detail the meshing state of the adjustment roller claw part 2b and the roller presser claw part 3a part. Fourth
The figure is a sectional view taken along line JJ' in FIG. 3 (the adjusting roller is not shown in the section). The hatched portions show the hook portions 4a, 4b of the paper presser lever 4, and the hook portions 3b, 4b of the roller presser foot 3 are shown attached. FIG. 5 is a bottom view of FIG. 3, the adjustment roller 2
Shows the slotted screwdriver adjustment groove on the bottom of the .
FIG. 6 and FIG. 7 are perspective views showing the conventional technology (adjustment method) as a whole. 1...Platen, 1a...Adjustment roller engagement port,
1b...adjustment roller engagement port, 2...adjustment roller,
2a...Rotation center, 2b...Adjusting roller claw part, 2
c...Spiral inclined portion, 2d...Minus screwdriver groove, 3...Roller presser foot, 3a...Roller presser claw portion, 3b, 3c...Mounting hook portion, 3d...Arm portion, 4...Paper presser lever , 4a, 4b...Hook portion, 5...Head, 6...Paper presser roller, 7...
... Paper feed roller, 8 ... Fulcrum shaft, 9 ... Spring.

Claims

[Claims for Utility Model Registration] (1) Left and right adjusting rollers having a spiral inclined portion are rotatably attached to the paper presser lever, and the adjusting rollers are held between the left and right adjusting rollers, and the paper presser lever is attached to the paper presser lever. A platen adjustment mechanism for a printer, comprising an attached roller presser and a platen that engages with a spirally inclined part of the adjustment roller, and the platen moves up and down by rotating the adjustment roller. . (2) The claw portion of the adjustment roller and the claw portion of the roller presser are always engaged, and only when the adjustment roller rotates, the arm portion of the roller presser claw portion, which has a spring property, is deflected and disengaged. shall be. A printer platen adjustment mechanism according to claim 1 of the utility model registration claim.