JPS6038755U - paper feeder - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

FIG. 1 is an exploded perspective view of a paper feeding unit according to the present invention. FIG. 2 is a perspective view showing a state in which the driving gear 13 and the cam gear 14 are engaged. Figure 3 shows paper feed pawl 5 and ratchet 2.
, and a perspective view showing the engaged state of the dilent lever 26 and the dilent ratchet 3, after the paper feeding operation is completed.
÷ state. FIG. 4 is a standby state diagram showing the relationship between the drive gear 13, the cam gear 14, and the suction plate 16. FIG. 5 is a diagram showing a state in which the drive gear 13 and the cam gear 14 are engaged. FIG. 6 shows another embodiment. FIG. 7 is a plan view of the paper feeding section of the three-station printer according to the present invention. FIG. 8 is a plan view of the paper feeding section of the 2.5 station per link according to the present invention. FIG. 9 is a side view of the paper feeding section of the 2.5 station printer according to the present invention. Figure 10 shows 2 according to the present invention.
FIG. 5 is a rear view of the paper feeding section of the No. 5 station printer. Figure 9 Figure 10

Claims (1)

[Scope of Claim for Utility Model Registration] (a) A driving gear integrally comprising a continuously rotating cam portion having N-divided tooth grooves and a gear portion having only teeth equal to or smaller than the lead of the cam portion; (b) a Geneva gear portion that meshes with the drive gear; a cam gear in which a number of cam portions and pawl portions corresponding to the number of teeth of the Geneva gear portion are arranged in parallel; a cam gear shaft that pivotally supports the cam gear; a metering plate of the model wheel which is biased by a spring member so as to be pressed against the pawl portion of the cam gear; a solenoid which attracts and drives the metering plate by resisting the biasing force of the spring; a spring member that biases the pawl portion of the cam gear so as to press it against the plate; a force lever that engages with the cam portion of the cam gear; a cam lever shaft that rotatably supports the cam lever; 1. The paper feed lever has the same rotation center as the cam lever and is engaged by a spring applied between the part of the cam lever, and the paper feed lever is held in the thickness direction by the force of the spring. (a) a disc-shaped adjustment plate having a step-like or slope-like change in the thickness direction; and (b) a paper feed pawl rotatably supported on one end of the paper feed lever. , a spring applied to one end of the paper feed pawl and a part of the cam lever, a detent lever pivotally supported by the cam lever shaft, (e) a ratchet portion rotated by the paper feed pawl;
a paper feed spool that is integrally configured with a ratchet part, has a detent ratchet part that engages with a detent lever, and has a paper feed roller as an extension thereof; and a spool shaft that rotatably supports the paper feed spool. between the subframe and the paper feed lever to which the above (b), (c), and ) are attached, and the paper feed lever so that the paper feed lever is in contact with the adjustment plate similar to the above attached to the subframe. A paper feeding device characterized by having a paper feeding unit constituted by a spring provided.