CN101342824A - Dot matrix type print mechanism - Google Patents

Dot matrix type print mechanism Download PDF

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Publication number
CN101342824A
CN101342824A CNA2007101294036A CN200710129403A CN101342824A CN 101342824 A CN101342824 A CN 101342824A CN A2007101294036 A CNA2007101294036 A CN A2007101294036A CN 200710129403 A CN200710129403 A CN 200710129403A CN 101342824 A CN101342824 A CN 101342824A
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CN
China
Prior art keywords
movable frame
stopper slot
latch hook
lock shaft
fixed frame
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CNA2007101294036A
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Chinese (zh)
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CN101342824B (en
Inventor
高涛
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Shandong New Beiyang Information Technology Co Ltd
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Shandong New Beiyang Information Technology Co Ltd
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Publication of CN101342824A publication Critical patent/CN101342824A/en
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Abstract

The invention discloses a dot matrix printing mechanism, including a fixed frame, a printing head arranged in the fixed frame, a first feedroller, a first channel plate, a mobile frame, a second feedroller arranged on the mobile frame, and a second channel plate; wherein, a first limiting slot group is arranged on the fixed frame or the mobile frame while the other one is provided with a positioning piece which is matched with the first limiting slot group and is used for limiting the horizontal motion of the mobile frame; a second limiting slot group is arranged on the fixed frame or the mobile frame while the other one is provided with a clamp axis which is matched with the second limiting slot group and is used for limiting the mobile frame to rotate with the positioning piece as the center; a starting piece or a clamp piece is connected with the clamp axis and is used for separating or clamping the mobile frame and the fixed frame. The dot matrix printing mechanism of the invention ensures the channel plates to be completely open and facilitates in cleaning and maintaining the components in the printing mechanism.

Description

A kind of dot matrix type print mechanism
Technical field
The present invention relates to field of mechanical technique, more particularly, relate to a kind of dot matrix type print mechanism.
Background technology
Existing dot matrix type print mechanism comprises printing portion, running part and black band portion.Printing portion comprises printhead and printing backing plate, and printing backing plate is supporting print media, and printhead is parallel to described printing backing plate under the driving of running part reciprocating, thereby the China ink band is printed on the print media, forms image or literal.
The printing backing plate of existing printer structure is completely fixed on the fixed frame, and paper feed passage generally highly all smaller (being a bit larger tham paper sheet thickness), this just makes the paper feed passage be in closed state, only inlet is exposed to the user.This channel design makes the operation of user when safeguarding printing mechanism extremely bother, and at first, the user must penetrate the paper feed passage with paper earlier when changing printing paper, wait for then and go up paper automatically, and step is more loaded down with trivial details.Secondly, when running into plug paper fault, the user must adopt specific purpose tool or dismounting paper feed passage, otherwise can't thoroughly remove the printing paper that remains in the paper feed passage, safeguards cumbersome.Once more, clean sensor or intake roller in the paper feed passage if desired, must dismantle printing mechanism, further increased the difficulty of safeguarding.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of dot matrix type print mechanism, solving the replacing recording medium inconvenience that prior art exists, and the loaded down with trivial details problem of maintenance program.
The present invention is achieved in that
A kind of dot matrix type print mechanism comprises:
Fixed frame and the printhead, first intake roller and the first passage plate that are arranged at this fixed frame;
Movable frame and second formfeed stick, the second channel plate that are arranged at this movable frame;
Described fixed frame and movable frame the two one of be provided with the first stopper slot group, another one is provided with positioning element, the described positioning element and the first stopper slot assembly are closed, and are used to limit movable frame and move horizontally;
Described fixed frame and movable frame the two one of be provided with the second stopper slot group, another one is provided with lock shaft, the described lock shaft and the second stopper slot assembly are closed, and are used to limit movable frame and with the positioning element are the center and rotate;
Unlatching/locking member is connected with described lock shaft, is used for separating or locking movable frame and fixed frame.
Preferably, described first stopper slot is positioned on the side plate of fixed frame side;
Described positioning element is an axle sleeve, and described second formfeed stick passes described axle sleeve and is connected with described movable frame.
Preferably, described positioning element is a fixed axis.
Preferably, described unlatching locking member is a flexible member, and the one end connects described lock shaft, and the other end connects described movable frame, makes described lock shaft keep the trend to the horizontal movement of described printhead direction.
Preferably, described lock shaft and described second channel plate fuse, and described second channel plate is provided with back shaft, and these back shaft two ends are arranged in first gathering sill and the second gathering sill groove on the side plate of movable frame both sides movably.
Preferably, described movable frame is provided with the 3rd stopper slot group, and the 3rd stopper slot group is made up of the 5th stopper slot and the 6th stopper slot, and described the 5th stopper slot and the 6th stopper slot are separately positioned on the both sides side plate of described movable frame, match with described lock shaft.
Preferably, described second channel plate is provided with spanner.
Preferably, described lock shaft two ends connect described movable frame both sides side plate respectively;
Described unlatching/locking member is made up of spanner, flexible member and latch hook;
Described spanner and latch hook are arranged on the fixed frame, connect by connecting axle, and described spanner and latch hook can rotate synchronously around this connecting axle;
Described flexible member is connected between this latch hook and the first passage plate, makes latch hook and described lock shaft clamping, keeps the fixed-site of movable frame and fixed frame.
Preferably, described lock shaft two ends connect described fixed frame both sides side plate respectively;
Described unlatching/locking member is made up of spanner, flexible member and latch hook;
Described latch hook links to each other with connecting axle on being arranged on movable frame, and this latch hook is provided with spanner, pulls spanner and can make latch hook rotate around this connecting axle;
Described flexible member is connected between latch hook and the movable frame, makes latch hook and described lock shaft clamping, keeps the fixed-site of movable frame and fixed frame.
Preferably, described connecting axle passes the second channel plate, and its two ends are connected with movable frame both sides side plate, and the second channel plate is fixedlyed connected by screw with described movable frame.
By technique scheme as can be known, compared with prior art, the present invention passes through positioning element, unlatching/locking member and some stopper slots, the paper feed lower channel that assurance is made up of first intake roller and first passage plate and by second intake roller, the relative position that is maintained fixed between the paper feed lower channel that the second channel plate is formed, make that printing mechanism can operate as normal, when changing recording medium or safeguarding, opening described unlatching/locking member just can be simple, easily the paper feed upper channel is separated with the paper feed lower channel, make the paper feed passage unlimited fully, the user can change print media easily or carry out the cleaning and the maintenance of in-house parts.
Description of drawings
Fig. 1 is the assembling schematic diagram of the embodiment one of a kind of dot matrix type print mechanism of the present invention;
Fig. 2 is the STRUCTURE DECOMPOSITION schematic diagram of the embodiment one of a kind of dot matrix type print mechanism of the present invention;
Fig. 3 is the part-structure decomposing schematic representation of the embodiment one of a kind of dot matrix type print mechanism of the present invention;
Fig. 4 is first working state schematic representation of the embodiment one of a kind of dot matrix type print mechanism of the present invention;
Fig. 5 is second working state schematic representation of the embodiment one of a kind of dot matrix type print mechanism of the present invention;
Fig. 6 is the 3rd working state schematic representation of the embodiment one of a kind of dot matrix type print mechanism of the present invention;
Fig. 7 is embodiment two structural representations of a kind of dot matrix type print mechanism of the present invention;
Fig. 8 is the embodiment three decomposition texture schematic diagrames of a kind of dot matrix type print mechanism of the present invention;
Fig. 9 is the embodiment three assembling schematic diagrames of a kind of dot matrix type print mechanism of the present invention;
Figure 10 is the embodiment four decomposition texture schematic diagrames of a kind of dot matrix type print mechanism of the present invention;
Figure 11 is the embodiment four assembling schematic diagrames of a kind of dot matrix type print mechanism of the present invention;
Figure 12 is the embodiment four part decomposition texture schematic diagrames of a kind of dot matrix type print mechanism of the present invention;
Figure 13 is first working state schematic representation of the embodiment four of a kind of dot matrix type print mechanism of the present invention;
Figure 14 is second working state schematic representation of the embodiment four of a kind of dot matrix type print mechanism of the present invention;
Figure 15 is the 3rd working state schematic representation of the embodiment four of a kind of dot matrix type print mechanism of the present invention;
Figure 16 is the decomposition texture schematic diagram of the embodiment five of a kind of dot matrix type print mechanism of the present invention;
Figure 17 is the assembly structure schematic diagram of the embodiment five of a kind of dot matrix type print mechanism of the present invention;
Figure 18 is the side view of the embodiment five of a kind of dot matrix type print mechanism of the present invention.
The specific embodiment
In order to overcome the maintenance inconvenience that prior art exists, the problem of complex operation step the invention provides a kind of dot matrix type print mechanism.
Basic thought of the present invention is: utilize paper feed lower channel that the assurance of unlatchings/locking member and some stopper slots is made up of first intake roller and first passage plate and the paper feed lower channel formed by second intake roller, second channel plate between the relative position that is maintained fixed, make that the paper feed upper channel and the paper feed lower channel of printing mechanism can be separated easily, make the paper feed passage unlimited fully.
For those skilled in the art have better understanding to technical scheme of the present invention, be described in detail below in conjunction with drawings and Examples.
Please refer to Fig. 1, Fig. 2 and Fig. 3, Fig. 1 is the assembling schematic diagram of the embodiment one of a kind of dot matrix type print mechanism of the present invention, Fig. 2 is the STRUCTURE DECOMPOSITION schematic diagram of the embodiment one of a kind of dot matrix type print mechanism of the present invention, and Fig. 3 is the part-structure decomposing schematic representation of the embodiment one of a kind of dot matrix type print mechanism of the present invention.
This dot matrix type print mechanism comprises fixed frame 101, the axis of guide 102, printhead 103, first intake roller 104, first passage plate 105, second intake roller 106 and second channel plate 107.
The described axis of guide 102, printhead 103, first intake roller 104 and first passage plate 105 all are arranged in the described fixed frame 101.
Described first intake roller 104 is arranged on the first passage plate 105, with the first passage plate 105 common paper feed lower channels that form.
Described fixed frame 101 is provided with the first stopper slot group and the second stopper slot group, this first stopper slot group is made up of first stopper slot 1011 and second stopper slot 1011 ', described first stopper slot 1011 and second stopper slot 1011 ' are separately positioned on the side plate of both sides of fixed frame 101, and, described first stopper slot 1011 and second stopper slot 1011 ' are opening groove, and opening direction is vertically upward or near vertically upward; This second stopper slot group is made up of the 3rd stopper slot 1012 and the 4th stopper slot 1012 ', described the 3rd stopper slot 1012 and the 4th stopper slot 1012 ' are separately positioned on the side plate of both sides of fixed frame 101, and, described the 3rd stopper slot 1012 and the 4th stopper slot 1012 ' are opening groove, and opening direction is a level or near horizontal direction.
Second intake roller 106 and second channel plate 107 are connected on the movable frame 108, and described movable frame 108 is provided with the flat board that is parallel to the printhead prints end face, as the printing backing plate that supports print media.This movable frame is provided with positioning element, the 3rd stopper slot group and gathering sill group, this positioning element is an axle sleeve 109, this axle sleeve 109 is made up of first axle sleeve 1091 and second axle sleeve 1091 ' (not marking among the figure), described second intake roller 106 two ends are passed described first axle sleeve 1091 and second axle sleeve 1091 ' respectively, and connect first stopper slot 1011 and second stopper slot 1011 ' respectively.Described the 3rd stopper slot group is made up of the 5th stopper slot 1081 and the 6th stopper slot 1081 ', described the 5th stopper slot 1081 and the 6th stopper slot 1081 ' are separately positioned on the both sides side plate of movable frame 108, and, described the 5th stopper slot 1081 and the 6th stopper slot 1081 ' are opening groove, and its opening direction is a horizontal direction or near horizontal direction; Described gathering sill group is made up of first gathering sill 1082 and second gathering sill 1082 ', described first gathering sill 1082 and second gathering sill 1082 ' are symmetricly set on the described movable frame 108 both sides side plates, and described first gathering sill 1083 and second gathering sill 1083 ' are enclosed slot.Described movable frame 108 also is provided with the first fixing hole group, and the described first fixing hole group is arranged on the inboard of the printing backing plate of described movable frame 108, is made up of first fixing hole, 1083 (not shown)s and second fixing hole 1083 '.
Described second channel plate 107 is provided with lock shaft 1071, back shaft 1072 and first brace rod 1073 and second brace rod 1073 ', described first brace rod 1073 and second brace rod 1073 ' are arranged on the both sides of second channel plate 107 symmetrically, are respectively arranged with the 3rd fixing hole 1074 and the 4th fixing hole 1074 ' on this brace rod 1073 and the brace rod 1073 '.Described back shaft 1072 two ends connect described first gathering sill 1082 and second gathering sill 1082 ' respectively, and can move along described first gathering sill 1082 and second gathering sill 1082 ', the effect of back shaft 1072 mainly is to support described second channel plate 107, prevents that it from being that rotate at the center with described lock shaft 1071; Described lock shaft 1,071 one ends while and described the 5th stopper slot 1081 and the 3rd stopper slot 1012 clamping mutually, other end while and described the 6th stopper slot 1081 ' and the 1012 ' clamping of the 4th stopper slot.
Between described second channel plate 107 and movable frame 108, be connected with unlatching/locking member, be used for separating or locking described fixed frame 101 and movable frame 108, unlatching/locking member is a flexible member, form by extension spring 110 and extension spring 110 ', these extension spring 110 1 ends connect described first fixing hole 1084, the other end connects described the 3rd fixing hole 1074, and extension spring 110 ' one end connects described second fixing hole 1084 ', and the other end connects described the 4th fixing hole 1074 '.Under the effect of extension spring 110 and extension spring 110 ', described second channel plate 107 always has towards the trend of printhead 103 direction horizontal movements together with lock shaft 1071, makes described lock shaft 1071 and described the 3rd stopper slot 1012, the 4th stopper slot 1012 ', the 5th stopper slot 1082 and the 6th tightly clamping of stopper slot 1082 ' thus.
The second channel plate 107 and second intake roller 106 form the paper feed upper channel.
The operation principle of this dot matrix type print mechanism is: in the time of operate as normal, because the effect of extension spring 109, the second stopper slot group, described lock shaft 1071 is clamping the 3rd stopper slot 1012 and the 4th stopper slot 1012 ' tightly, guaranteed the relative position relation of time paper feed passage and last paper feed passage, make recording medium smoothly by the paper feed passage, and under the driving of first intake roller 104 and second intake roller 106, move to print position, carry out the printing of image or literal by printhead 103.
When changing print media or run into plug paper fault, according to direction I pulling lock shaft 1071 shown in Figure 4, thereby drive second channel plate 107 along with motion, when described lock shaft 1071 just moves to when breaking away from the described second stopper slot group, described movable frame 108 is mentioned according to direction II shown in Figure 5 together with second channel plate 107 and lock shaft 1071, make second intake roller 106 and the described first stopper slot component from, make the paper feed passage unlimited fully thus, the user can print 103 easily, first intake roller 104, the cleaning and the maintenance of second intake roller 106 or other parts, as shown in Figure 6.
Second channel plate 107 is provided with first confined planes 1075 and second confined planes 1075 ', described first confined planes 1075 and second confined planes 1075 ' align with the inner surface of movable frame 108 both sides side plates respectively, have guaranteed the relative position of second channel plate 107 with movable frame 108.
In order more easily movable frame 108 to be separated from fixed frame 101 with lock shaft 1071 together with second channel plate 107, on described second channel plate 107, spanner 1076 is set, the user pulls described spanner 1076 by the pulling force that overcomes the extension spring group, can be so that second channel plate 107 moves horizontally to the direction away from movable frame 108 together with lock shaft 1071.As shown in Figure 7, be the structural representation of the embodiment two of a kind of dot matrix type print mechanism of the present invention.
Need to prove that the positioning element in the foregoing description can be a fixed axis 1092, described fixed frame 101 both sides side plates are passed at the two ends of this fixed axis 1092 respectively, and are connected with second stopper slot 1011 ' with first stopper slot 1011 respectively.As Fig. 8 and shown in Figure 9, Fig. 8 is the decomposition texture schematic diagram of the embodiment three of a kind of mosaic printing structure of the present invention, and Fig. 9 is the embodiment three assembling schematic diagrames of a kind of dot matrix type print mechanism of the present invention.Second intake roller, 106 two ends are connected with the locating hole of the both sides side plate of fixed frame 101 respectively, and described second intake roller 106 can rotate in described locating hole.
With reference to Figure 10, Figure 11 and Figure 12, Figure 10 is the embodiment four decomposition texture schematic diagrames of a kind of dot matrix type print mechanism of the present invention, Figure 11 is the embodiment four assembling schematic diagrames of a kind of dot matrix type print mechanism of the present invention, and Figure 12 is the embodiment four part decomposition texture schematic diagrames of a kind of dot matrix type print mechanism of the present invention.
This printing mechanism comprises fixed frame 101, the axis of guide 102, printhead 103, first intake roller 104, first passage plate 105, second intake roller 106 and second channel plate 107.
Described first intake roller 104 is arranged on the described first passage plate 105, and forms the paper feed lower channels jointly with first passage plate 105.
Described fixed frame 101 is provided with the first stopper slot group and the second stopper slot group, this first stopper slot group is made up of first stopper slot 1011 and second stopper slot 1011 ', described first stopper slot 1011 and second stopper slot 1011 ' are separately positioned on the side plate of both sides of fixed frame 101, and, described first stopper slot 1011 and second stopper slot 1011 ' are opening groove, and opening direction vertically upward; This second stopper slot group is made up of the 3rd stopper slot 1012 and the 4th stopper slot 1012 ', described the 3rd stopper slot 1012 and the 4th stopper slot 1012 ' are separately positioned on the side plate of both sides of fixed frame 101, and, described the 3rd stopper slot 1012 and the 4th stopper slot 1012 ' are opening groove, and opening direction vertically upward.
Second intake roller 106 and second channel plate 107 are connected on the movable frame 108, and described movable frame 108 is provided with the flat board that is parallel to the printhead prints end face, as the printing backing plate that supports print media.108 are provided with positioning element on the described movable frame, this positioning element is an axle sleeve 109, this axle sleeve 109 is made up of first axle sleeve 1091 and second axle sleeve 1091 ', described second intake roller 106 two ends are passed described first axle sleeve 1091 and second axle sleeve 1091 ' respectively, and connect first stopper slot 1011 and second stopper slot 1011 ' respectively.Be respectively arranged with the 5th fixing hole 1084 and the 6th fixing hole 1084 ' at the both sides of described movable frame 108 side plate.Described second channel plate 107 is provided with lock shaft 1071, this lock shaft 1071 passes described second channel plate 107, and fixedly connected with described movable frame 108 with the 6th fixing hole 1084 ' by the 5th fixing hole 1084, its two ends are separately positioned in the 3rd stopper slot 1012 and the 4th stopper slot 1012 '.The second channel plate 107 and second intake roller 106 form the paper feed upper channel.Described second channel plate 107 and described movable frame 108 are fixedlyed connected by screw.
The outside and inboard at fixed frame 101 both sides side plates are respectively arranged with spanner 111 and latch hook 112, and this spanner 111 links to each other by connecting axle 113 with latch hook 112, and when spanner 111 rotated, latch hook 112 was along with synchronous rotation.Be provided with a flexible member between second channel plate 107 and latch hook 112, this flexible member is spring 114 generally speaking, and these spring 114 1 ends connect described latch hook 112, and the other end connects described first passage plate 105.Under the elastic force effect of spring 114, the trend that the total oriented direction III of latch hook 112 rotate makes latch hook 112 and described lock shaft 1071 clampings.
Unlatching/locking member can be made up of spanner 111, latch hook 112 and spring 114.
The operation principle of this dot matrix type print mechanism is: in the time of operate as normal, under the acting in conjunction of spring 114, latch hook 112, the described lock shaft 1071 of described latch hook 112 tight hooks, thereby guaranteed the relative position relation of time paper feed passage and last paper feed passage, make recording medium smoothly by the paper feed passage, and under the driving of first intake roller 104 and second intake roller 106, move to print position, carry out the printing of image or literal by printhead 103.
When changing print media or run into plug paper fault, overcome spring 114 elastic force according to the direction III among Figure 13 and pull spanner 111, thereby drive latch hook 112 along with synchronous rotation, when described latch hook 112 just turns to when breaking away from described lock shaft 1071, described movable frame 108 is mentioned according to the direction IV shown in Figure 14 together with second channel plate 107 and lock shaft 1071, make second intake roller 106 and the described first stopper slot component from, make the paper feed passage unlimited fully thus, as shown in figure 15, the user can print 103 easily, first intake roller 104, the cleaning and the maintenance of second intake roller 106 or other parts.
Please refer to Figure 16 and Figure 17 and Figure 18, wherein, Figure 16 is the embodiment of the invention five decomposition texture schematic diagrames; Figure 17 is the embodiment of the invention five assembling schematic diagrames; Figure 18 is the side view of the embodiment of the invention five.
This dot matrix type print mechanism comprises fixed frame 101, the axis of guide 102, printhead 103, first intake roller 104, first passage plate 105, second intake roller 106 and second channel plate 107.
Described first intake roller 104 is arranged on the described first passage plate 105, and forms the paper feed lower channels jointly with first passage plate 105.
Described fixed frame 101 is provided with the first stopper slot group and the 4th stopper slot group, this first stopper slot group is made up of first stopper slot 1011 and second stopper slot 1011 ', described first stopper slot 1011 and second stopper slot 1011 ' are separately positioned on the side plate of both sides of fixed frame 101, and, described first stopper slot 1011 and second stopper slot 1011 ' are opening groove, and opening direction vertically upward; The 4th stopper slot group is made up of the 7th stopper slot 1013 and the 8th stopper slot 1013 ', described the 7th stopper slot 1013 and the 8th stopper slot 1013 ' are separately positioned on the described fixed frame 101 both sides side plates, and, described the 7th stopper slot 1013 and the 8th stopper slot 1013 ' are opening groove, and opening vertically upward.
Described fixed frame 101 side plate inboards are provided with lock shaft 115.
Second intake roller 106 and second channel plate 107 are connected on the movable frame 108, and described movable frame 108 is provided with the flat board that is parallel to the printhead prints end face, as the printing backing plate that supports print media.108 are provided with positioning element on the described movable frame, this positioning element is an axle sleeve 109, this axle sleeve 109 is made up of first axle sleeve 1091 and second axle sleeve 1091 ', described second intake roller 106 two ends are passed described first axle sleeve 1091 and second axle sleeve 1091 ' respectively, and connect first stopper slot 1011 and second stopper slot 1011 ' respectively.
Described movable frame 108 side plate inboards are provided with latch hook 116, and described latch hook 116 links to each other with connecting axle 117 on being arranged on movable frame, and this latch hook 116 is provided with spanner 118, pull spanner 118 and can make latch hook 116 rotate around this connecting axle 117.Described connecting axle 117 passes described second channel plate 107 and described movable frame 108 both sides side plates, and its two ends connect described the 7th stopper slot 1013 and the 8th stopper slot 1013 ' respectively.
Also be provided with the second stopper slot group on the described movable frame 108, the described second stopper slot group is made up of the 3rd stopper slot 1012 and the 4th stopper slot 1012 ', described the 3rd stopper slot 1012 and the 4th stopper slot 1012 ' are separately positioned on the both sides side plate of described movable frame 108, be used for when the printing mechanism operate as normal, with the clamping mutually of described lock shaft 115, being used to limit described movable frame 108 is that rotate at the center with positioning element 109.
Also be provided with flexible member 119 on the described movable frame, described flexible member 119 is a spring, and the one end connects described movable frame 108, and the other end connects described latch hook 116.Under the effect of flexible member 119, the described lock shaft 115 of described latch hook 116 tight hooks.
Described flexible member 119, spanner 118 and latch hook 116 are formed unlatching/locking member.
When the described spanner 118 of promotion moves with the direction IIV among Figure 16, described latch hook 116 is that the center clockwise rotates with described connecting axle 117, when it turns to certain angle, described latch hook 116 breaks away from described lock shaft 115, at this moment by an enough big power described movable frame 108 that moves up, second channel plate 107 can be separated from fixed frame 101 together, make the paper feed passage unlimited fully thus.
Need to prove that the foregoing description three described positioning elements are that the structure of a fixed axis is applicable to other embodiment of the present invention.
The embodiment of the invention has guaranteed that by unlatching/locking member printing mechanism relative position of paper feed upper channel and paper feed lower channel when the operate as normal fixes, and by overcoming the effect of flexible member, can conveniently movable frame 108, second intake roller 106 be separated from fixed frame 101 with second channel plate 107, make the paper feed passage unlimited fully, the user can print the cleaning and the maintenance of in-house parts easily.
More than disclosed only be preferred implementation of the present invention; but the present invention is not limited thereto; any those skilled in the art can think do not have a creationary variation, and, all should drop in protection scope of the present invention not breaking away from some improvements and modifications of being done under the principle of the invention prerequisite.

Claims (10)

1, a kind of dot matrix type print mechanism comprises:
Fixed frame and the printhead, first intake roller and the first passage plate that are arranged at this fixed frame;
Movable frame and second formfeed stick, the second channel plate that are arranged at this movable frame;
Described fixed frame and movable frame the two one of be provided with the first stopper slot group, another one is provided with positioning element, the described positioning element and the first stopper slot assembly are closed, and are used to limit movable frame and move horizontally;
Described fixed frame and movable frame the two one of be provided with the second stopper slot group, another one is provided with lock shaft, the described lock shaft and the second stopper slot assembly are closed, and are used to limit movable frame and with the positioning element are the center and rotate;
Unlatching/locking member is connected with described lock shaft, is used for separating or locking movable frame and fixed frame.
2, dot matrix type print mechanism as claimed in claim 1 is characterized in that,
Described first stopper slot is positioned on the side plate of fixed frame side;
Described positioning element is an axle sleeve, and described second formfeed stick passes described axle sleeve and is connected with described movable frame.
3, dot matrix type print mechanism as claimed in claim 1 is characterized in that, described positioning element is a fixed axis.
4, as claim 1 or 2 or 3 described dot matrix type print mechanisms, it is characterized in that:
Described unlatching locking member is a flexible member, and the one end connects described lock shaft, and the other end connects described movable frame, makes described lock shaft keep the trend to the horizontal movement of described printhead direction.
5, mechanism as claimed in claim 4, it is characterized in that, described lock shaft and described second channel plate fuse, and described second channel plate is provided with back shaft, and these back shaft two ends are arranged in first gathering sill and the second gathering sill groove on the side plate of movable frame both sides movably.
6, mechanism as claimed in claim 5, it is characterized in that, described movable frame is provided with the 3rd stopper slot group, the 3rd stopper slot group is made up of the 5th stopper slot and the 6th stopper slot, described the 5th stopper slot and the 6th stopper slot are separately positioned on the both sides side plate of described movable frame, match with described lock shaft.
7, mechanism as claimed in claim 5 is characterized in that, described second channel plate is provided with spanner.
8, as claim 1 or 2 or 3 described mechanisms, it is characterized in that,
Described lock shaft two ends connect described movable frame both sides side plate respectively;
Described unlatching/locking member is made up of spanner, flexible member and latch hook;
Described spanner and latch hook are arranged on the fixed frame, connect by connecting axle, and described spanner and latch hook can rotate synchronously around this connecting axle;
Described flexible member is connected between this latch hook and the first passage plate, makes latch hook and described lock shaft clamping, keeps the fixed-site of movable frame and fixed frame.
9, as claim 1 or 2 or 3 described mechanisms, it is characterized in that,
Described lock shaft two ends connect described fixed frame both sides side plate respectively;
Described unlatching/locking member is made up of spanner, flexible member and latch hook;
Described latch hook links to each other with connecting axle on being arranged on movable frame, and this latch hook is provided with spanner, pulls spanner and can make latch hook rotate around this connecting axle;
Described flexible member is connected between latch hook and the movable frame, makes latch hook and described lock shaft clamping, keeps the fixed-site of movable frame and fixed frame.
10, mechanism as claimed in claim 9 is characterized in that, described connecting axle passes the second channel plate, and its two ends are connected with movable frame both sides side plate, and the second channel plate is fixedlyed connected by screw with described movable frame.
CN2007101294036A 2007-07-10 2007-07-10 Dot matrix type print mechanism Active CN101342824B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN102241205A (en) * 2010-05-14 2011-11-16 山东新北洋信息技术股份有限公司 Printing device
CN102991154A (en) * 2011-09-19 2013-03-27 深圳市证通电子股份有限公司 Printer and clamping mechanism thereof
JP2015024525A (en) * 2013-07-25 2015-02-05 セイコーエプソン株式会社 Feed guide device and printer
CN106218238A (en) * 2016-08-31 2016-12-14 新会江裕信息产业有限公司 A kind of miniature printer inner works
CN106742347A (en) * 2016-12-26 2017-05-31 浙江鼎业机械设备有限公司 A kind of cartoning sealing machine

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DE9017815U1 (en) * 1990-03-16 1992-03-12 Siemens Nixdorf Informationssysteme AG, 4790 Paderborn Printer with a printer housing divided in the print carrier plane
CN1264693C (en) * 2002-07-04 2006-07-19 精工爱普生株式会社 Printer

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CN102241205A (en) * 2010-05-14 2011-11-16 山东新北洋信息技术股份有限公司 Printing device
CN102180034A (en) * 2011-03-14 2011-09-14 易程(苏州)新技术股份有限公司 Online cleaning method for thermal printing head of magnetic read-write ticket printer
CN102180034B (en) * 2011-03-14 2012-09-19 易程(苏州)新技术股份有限公司 Online cleaning method for thermal printing head of magnetic read-write ticket printer
CN102991154A (en) * 2011-09-19 2013-03-27 深圳市证通电子股份有限公司 Printer and clamping mechanism thereof
CN102991154B (en) * 2011-09-19 2015-04-22 深圳市证通电子股份有限公司 Printer and clamping mechanism thereof
JP2015024525A (en) * 2013-07-25 2015-02-05 セイコーエプソン株式会社 Feed guide device and printer
CN104339879A (en) * 2013-07-25 2015-02-11 精工爱普生株式会社 Feed guide device and printer
CN106218238A (en) * 2016-08-31 2016-12-14 新会江裕信息产业有限公司 A kind of miniature printer inner works
CN106742347A (en) * 2016-12-26 2017-05-31 浙江鼎业机械设备有限公司 A kind of cartoning sealing machine

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Assignee: Yicheng (Suzhou) New Technology Co., Ltd.

Assignor: Xiubeiyang Information Technology Co., Ltd., Shandong

Contract record no.: 2011320010059

Denomination of invention: Dot matrix type print mechanism

Granted publication date: 20110105

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Open date: 20090114

Record date: 20110616