CN104816471B - Print head assembly and printer and aircraft printer with the print head assembly - Google Patents
Print head assembly and printer and aircraft printer with the print head assembly Download PDFInfo
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- CN104816471B CN104816471B CN201410687878.7A CN201410687878A CN104816471B CN 104816471 B CN104816471 B CN 104816471B CN 201410687878 A CN201410687878 A CN 201410687878A CN 104816471 B CN104816471 B CN 104816471B
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- installing plate
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- plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J25/00—Actions or mechanisms not otherwise provided for
- B41J25/304—Bodily-movable mechanisms for print heads or carriages movable towards or from paper surface
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Abstract
A kind of printer the invention discloses print head assembly and with the print head assembly and aircraft printer.Print head assembly includes：Adjustable plate, the top surface of the adjustable plate is provided with a horizontal groove, spring leaf, the spring leaf is bent into one at midpoint and is more than 0 degree of angle for being less than 180 degree, the spring leaf is spacing in the groove, two horizontal ends are inconsistent with the both ends of the groove respectively, installing plate, the front end of the installing plate and the front end hinge connection of the adjustable plate；Printhead, the top of the installing plate is fixed on, is fixed in the middle part of the spring leaf between the printhead and the installing plate, and the spring leaf is in confined state all the time.Be advantageous to improve the print quality of print head assembly using the technical scheme.
Description
Technical field
The present invention relates to printer field, more particularly to a kind of print head assembly and the printer with the print head assembly
And aircraft printer.
Background technology
With being obviously improved for Chinese overall national strength, the fast development of social economy, CAAC's transport market presents
Huge demand.2012, Chinese total gross traffic increased 3 times than the China before 10 years, but also has very big difference compared with American-European
Away from.According to Chinese Civil Aviation development plan, 95% area at county level and 95% population is allowed to enjoy civil aviaton's service.According to pre-
Survey, following 20 years, only Chinese market just needs newly to promote the various civil aircraft of 5000 framves, and total value is up to more than 5,600 hundred million dollars.
Aircraft manufacturing for many years relies on offshore company, is a short slab for country, so aircraft components production domesticization is made to country
The integral level and energy level of ability are made, this not only has important economy, political significance, also with special National Security Strategy
Meaning.
Domestic airline carriers of passengers probably occupies in 2000 framves or so, wherein Boeing and the airliner of Air Passenger series at present
90% or so, and wherein aircraft printer is all to be designed to produce by offshore company, it is domestic to be produced without company.And data are beaten
Indispensable on-board components of the print machine as modern civil aircraft (such as Boeing, Air Passenger), can be with air communications address and report
System or flight data recording system communication, print related flight information.This base part is mainly the production of the last century 80's
Product, because part is of the remote past, the part reliability reduces, and fault rate is high；Simultaneously as technology restriction at that time, causes to beat
Electromechanical road and complex structural designs are printed, the detection and maintenance for printer bring very big inconvenience.
The content of the invention
The first purpose of the embodiment of the present invention be to provide print head assembly and printer with the print head assembly and
Aircraft printer.Be advantageous to improve the print quality of print head assembly using the technical scheme.
A kind of print head assembly that the present embodiment provides, including：
Adjustable plate, the top surface of the adjustable plate is provided with a horizontal groove,
Spring leaf, the spring leaf are bent into one at midpoint and are more than 0 degree of angle for being less than 180 degree, and the spring leaf is spacing
In the groove, two horizontal ends are inconsistent with the both ends of the groove respectively,
Installing plate, the front end of the installing plate and the front end hinge connection of the adjustable plate；
Printhead, the top of the installing plate is fixed on,
It is fixedly connected in the middle part of the spring leaf between the printhead and the installing plate, and the spring leaf is all the time
In confined state,
When the printhead prints, the printhead moves downward under down force, and the installing plate is described in
Hinge connection portion between installing plate and the adjustable plate downwardly turns over predetermined angle in vertical plane, and the spring leaf is pressed
Predetermined extent is reduced to, is printed on the printing paper of the printhead thereunder；
When to during the printhead paper feeding, under the elastic force effect of the spring leaf, the installing plate connects along the hinge
Socket part is flipped up predetermined angle in vertical plane, and the printhead moves upwards, and the spring leaf recoils to predetermined extent；
The first projection to raise up, the second projection are provided with one end of the front end of the adjustable plate, described first
The first hole portion of horizontal left and right face is respectively arranged with projection, the second projection, the other end in the front end of the adjustable plate is set
The 3rd projection, the 4th projection to raise up is equipped with, horizontal left and right is being respectively arranged with the 3rd projection, the 4th projection just
To the second hole portion；
The 5th raised forwards projection is provided with one end of the front end of the installing plate, is set in the 5th projection
The 3rd hole portion is equipped with, the other end in the front end of the installing plate is provided with the 6th raised forwards projection, the described 6th
The 4th hole portion is provided with projection；
The front end of the installing plate and the front end hinge connection of the adjustable plate, it is specifically：
5th projection is embedded in the gap between first projection and the second projection, and with first projection,
The apparent surface of second projection is inconsistent, and first rotating shaft runs through first hole portion facing each other, the 3rd hole portion,
6th projection is embedded in the gap between the 3rd projection and the 4th projection, and with the 3rd projection,
The apparent surface of 4th projection is inconsistent, and the second rotating shaft runs through second hole portion facing each other, the 4th hole portion,
In the case where first rotating shaft, the second rotating shaft are fixed, the installing plate is fixed on the top surface of the adjustable plate, and the installation
Plate can be overturn along the first rotating shaft, the second rotating shaft in vertical plane, and the first rotating shaft, the second rotating shaft are on the same line.
Alternatively, it is additionally provided with the rear end face of the installing plate：One to the horizontal projection location division of rear projection,
On the adjustable plate, it is additionally provided with the opposing perpendicular planes of the installing plate rear end face：It is recessed backward
Recess,
The width of the recess on the vertical plane is more than the height of the raised location division on the vertical plane, described raised fixed
Position portion can only move up and down in the recess.
Alternatively, the 5th hole portion, the 6th hole portion vertically run through is additionally provided with the adjustable plate,
On the installing plate, vertically it is additionally provided with face position with the 5th hole portion, the 6th hole portion：On vertical
Two screws run through down,
In the bottom surface of the printhead, vertically it is additionally provided with the 5th hole portion, the 6th hole portion on vertical face position
Two screws run through down,
First screw, the second screw extend through the first hole portion of the adjustable plate, the second hole portion, and respectively with the peace
Screw in loading board and printhead, which is fixed, to spin,
5th hole portion, the internal diameter of the 6th hole portion are more than the internal diameter of the installing plate and the screw on printhead, when
The installing plate along the hinge connection portion overturn in vertical plane when, first screw, the second screw are in first hole
Free movement in portion, the second hole portion.
Alternatively, it is additionally provided with the front end of the installing plate：Horizontal two relative vertical protrusion blocks,
Two protruding blocks are above the printhead, spacing described in two to the printing paper of printhead lower section transmission
Between protruding block.
Alternatively, the angle of the spring leaf midpoint is：Obtuse angle.
Alternatively, the angle is：150 degree.
Alternatively, in two horizontal ends of the spring leaf, two horizontal end spring fragments are relative to close to the angle
Spring bit end be folded upward at, described on the bottom surface of the bending place of the horizontal end of spring leaf two and the adjustable plate
The bottom surface of groove is in contact.
Alternatively, the angle of the bottom surface of the two horizontal end spring fragments and groove formation is：Acute angle.
Alternatively, the adjustable plate is made up of the back shroud and front mounting plate of mutual integrated molding,
The groove is arranged on the top surface of the front mounting plate, and the installing plate is fixed on the front mounting plate,
The back shroud is located at the rear end of the front mounting plate, in the bulge-structure of " n " font, the top surface of the back shroud
Higher than the top surface of the front end-plate.
A kind of printer that the present embodiment provides, it includes above-mentioned any described print head assembly.
A kind of aircraft printer that the present embodiment provides, it includes above-mentioned any described print head assembly.
Therefore using the present embodiment technical scheme, because the spring leaf of the present embodiment uses a strip spring leaf,
And spring leaf is spacing in the groove of adjustable plate, groove it is spacing under, spring leaf can not (including left-right and front-back in the horizontal direction
Any in direction) it is mobile, it can be ensured that the steadiness of spring leaf position, avoid spring leaf from causing spring because of displacement to printing
The problem of support force of head is uneven.
Also, the summit of the angle of the point midway of the spring leaf of the present embodiment be fixed on printhead and installing plate it
Between, it is in isosceles triangle shape to make with the groove floor of adjustable plate, using the drift angle of the angle of spring leaf as printhead support only
One strong point, make the resilient support position of printhead unique, and ensure in spring leaf by any in compression and springback process
The stress of the spring terminal on moment angle both sides can it is always consistent, balance, even if therefore can ensure that print head assembly is worked
Cheng Zhong, change in location of the spring leaf to the support force of printhead will not be caused due to service wear, also will not be due to because folder
Angle both sides spring leaf due to stress differs and it is inconsistent to cause to be lost and causes spring leaf is uneven to the support force of printhead to lead
The problems such as causing printing head tilt.
On in actual print procedure, if spring leaf is uneven to the support force of printhead, easily cause to print
The problems such as head is inconsistent with the frictional force of paper and causes printing paper paper feed to tilt, and printing vestige is deep mixed, the handwriting is blurred.
And the present inventor is carrying out research process discovery of the present invention, prior art is using four spring leafs under printhead
Four position printhead supports of side, in the case of the elastic force identical of each spring leaf, printhead can be kept very steadyly
Balance, and if in print procedure, any either part or generation in four spring leafs are lost or damage be present not
One, the problem of printhead will be caused to cause printhead to tilt because the support force received is uneven, therefore prior art is used, hold
Easily there is the problems such as transmission skew of paper and printing vestige depth, printing writing is fuzzy.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, not
Inappropriate limitation of the present invention is formed, in the accompanying drawings：
Fig. 1 is a kind of assembling structure explosive view for print head assembly 4 that the embodiment of the present invention 1 provides；
Fig. 2 is the dimensional structure diagram of printer module 4 shown in the Fig. 1 of the embodiment of the present invention 1；
Fig. 3 is a kind of assembling configuration schematic diagram for printer that the embodiment of the present invention 2 provides；
Fig. 4 is the structural representation of printer shown in the Fig. 1 of the embodiment of the present invention 2；
Fig. 5 is a kind of assembling configuration schematic diagram for printer support 3 that the embodiment of the present invention 3 provides；
Fig. 6 is the structural representation of printer support 3 shown in the Fig. 5 of the embodiment of the present invention 3；
Fig. 7 is the assembling configuration schematic diagram of reel component 600 in the Fig. 5 of the embodiment of the present invention 3；
Fig. 8 is a kind of assembling structure for power drives component 2 suitable for printer that the utility model embodiment 4 provides
Explosive view；
Fig. 9 is the dimensional structure diagram of power drives component 2 shown in the Fig. 8 of the utility model embodiment 4.
Reference：
101：Adjustable plate；1011 grooves； 1012：First projection；
1013：Second projection； 1014：First gap； 1015：First hole portion；
1016：3rd projection； 1017：4th projection； 1018：Second gap；
1019：Second hole portion； 10110：Recess；10111 the 5th hole portions；
10112：6th hole portion； 10113：Back shroud；10114 front end-plates；
102：Spring leaf； 1021：Horizontal end spring fragment；
1022：The spring section of relatively close angle； 103：Installing plate；
1030：Screw； 1031：5th projection； 1032：3rd hole portion；
1033：6th projection, 1034：4th hole portion； 1035：Screw；
1036、1037：Vertical protrusion block； 104：Printhead； 1041：Hole；
1051：Screw； 1052：First screw； 1053：Second screw
1061：First rotating shaft；1062 second rotating shafts；
1：Housing； 2：Power drives component； 3：Printer support；
4：Print head assembly； 5：Control module； 6：Spaced-apart guard plates；
10：Bearing carrier； 11:First right angle setting frame； 12：Horizontal groove；
13:Hole portion location division； 14：Positioning screw hole； 15：Rubber roll positioning hole；
16：Second right angle setting frame； 17：Location-plate；18 horizontal bearing framves；
19：Motor； 20：Bearing； 21：Driving wheel；
22：Driven pulley； 23：Rotating shaft； 24：Tightening belt；
25：Rubber roll； 26：Rubber roll axle bed； 27：Sliding block；
28：Guide rod； 29：Spring； 30：Reel component；
31：Coil paper baffle plate； 32：First central shaft； 33：Central connector；
51、52：Stretch out block； 53：Pin；34 buckle parts；
35：Spring； 36：Outer shaft； 37：Bolt；
38：Indicator fastener； 39：Installing plate； 40：Indicator；
41：First arm； 42：Second arm； 43：Spring；
44：Guide plate； 45：Baffle plate； 46：Paper knife；
47：Bracing wire tensioning spring； 48：Sensor installing plate； 49：Front shroud；
50：Handle；
4101：Adapter assembly； 102：Back shroud； 41021：Screw hole column；
41022：Observation window； 4103：Frame； 41031：Riser；
41032：First side plate； 41033：Second side plate； 41034、41035：Observation window；
41036：First bending edge； 41037：Second bending edge； 4104：Power circuit；
4105：Backplate； 41051：First side； 41052：Second side；
41053：Observation window； 4106：Drive circuit board.
Embodiment
Describe connection accompanying drawing and specific embodiment in detail the present invention below, herein illustrative examples of the invention
And explanation is used for explaining the present invention, but it is not as a limitation of the invention.
Embodiment 1：
Referring to figure:1st, shown in 2, the print head assembly 4 of the present embodiment offer, print head assembly 4 mainly includes with lower component：
Adjustable plate 101, spring leaf 102, installing plate 103, printhead 104.Its assembling structure is as follows：
Main load bearing component of the adjustable plate 101 as this print head assembly 4, for installing spring leaf 102 and installing plate
103.The top surface of adjustable plate 101 is provided with a horizontal groove 1011, spring leaf 102 is spacing in groove 1011, spring leaf
102 both ends are inconsistent with the end of groove 1011 respectively, and groove 1011 carries out spacing to spring leaf 102, forbids spring leaf 102
Left and right, front and rear motion occur in the horizontal direction.
The spring leaf 102 of the present embodiment is a strip, and spring leaf 102 is bent in point midway, formed in midpoint
One is more than the angle a that zero degree is less than 180 degree, and angle a summit is the midpoint of spring leaf 102, and spring leaf 102 is all the time in micro-
Micro- confined state.
Installation frame of the installing plate 103 of the present embodiment as installation printhead 104, the front end of installing plate 103 and regulation
The front end hinge connection of plate 101, installing plate 103 is set to be hung down along the hinge connection portion between installing plate 103 and adjustable plate 101
Face directly interior upward or downwardly turn over, form a retractable hinge structure.
In the present embodiment, screw 1030 is additionally provided with the middle part of installing plate 103, the center of the screw 1030 and spring
The midpoint of piece 102 is relative, and a screw 1051 is fixed with screw 1030, passes through screw 1051 inconsistent with angle a inner side,
After the top of installing plate 103 is fixed in printhead 104, the angle a at the middle part of spring leaf 102 summit is covered by printhead 104
Lid, now, under the effect up and down of screw 1051 and printhead 104, the summit (i.e. midpoint) of spring leaf 102 is by printhead 104
And screw clamps about 1051, spring leaf 102 is fixed between printhead 104 and installing plate 103, on spring leaf 102
Angle a summit (midpoint) is resilient support point of the spring leaf 102 to printhead 104, and unique resilient support point.
The printhead 104 of the present embodiment is fixed on the top surface of installing plate 103, printhead 104 be used for print, its can with but not
Thermal printing head 104 is limited to, thermal printing head 104 makes printing paper by the heating for the paper being pointed to below printhead 104
Locally generation carbonization and writing is formed on printing paper, realize printing.
The operation principle of this print head assembly 4 is, when needing to be printed in printhead 104, to be pushed up positioned at printhead 104
Face, for drawing the rubber roll 25 of printing paper press printing paper downwards, pause is transmitted printing paper to printhead 104, now glue
Roller 25 (referring to being not drawn into Fig. 3,4, it is set and structure can be, but not limited to referring to embodiment 2 and prior art) air exercise
Print first 104 has downward pressure, and under pressure of rubber roll 25 or so, printhead 104 moves downward, and printhead 104 is pressed on paper
Upper print data.
During above-mentioned printhead 104 moves downward, printhead 104 drives installing plate 103 to downwardly turn over slightly, prints
First 104 and installing plate 103 downward active force, the spring leaf on angle a both sides are applied to the summit of angle a on spring leaf 102
102 are further compressed.
When current line, which prints, to be completed, under the elastic force reaction force of the spring leaf 102 compressed, printhead 104 is upward
Motion, the pico- upset upwards of installing plate 103, rubber roll is toward the paper feeding of printhead 104；When paper feeding is to precalculated position, then another rubber roll to
Lower compression paper, push printhead 104 and print another row downwards, return to above-mentioned circulation, realize that the multirow of data-printing is continuous.
Therefore using the present embodiment technical scheme, because the spring leaf 102 of the present embodiment uses strip spring leaf
102, and spring leaf 102 is spacing in the groove 1011 of adjustable plate 101, groove 1011 it is spacing under, spring leaf 102 is forbidden
Horizontal direction (including left-right and front-back direction) is mobile, it can be ensured that the steadiness of the position of spring leaf 102, avoids because spring leaf
102 horizontal displacements and the problem of cause spring leaf 102 uneven to the support force of printhead 104.
Also, the angle a of the point midway of the spring leaf 102 of the present embodiment summit be fixed on printhead 104 and
Between installing plate 103, make to form isosceles triangle shape with the bottom surface of the groove of adjustable plate 101 1011, with the angle a of spring leaf 102
Sole support point of the drift angle as printhead support 104, make the resilient support position of printhead 104 unique, and ensure in bullet
Reed 102 is always consistent, flat by the stress of the spring section on any instant angle a both sides in compression and springback process
Weighing apparatus, even if therefore can ensure that in the course of work of print head assembly 4, spring leaf 102 will not be caused due to service wear to printhead
The change in location of 104 support force, also will not be due to because angle a both sides spring leaf 102 causes to be lost because stress differs
It is inconsistent and cause spring leaf 102 the problems such as causing printhead 104 to tilt uneven to the support force of printhead 104.
On in the print procedure of reality, if spring leaf 102 is uneven to the support force of printhead 104, easily
Cause the frictional force of printhead 104 and paper inconsistent and cause printing paper paper feed to tilt, printing vestige is deep mixed, the handwriting is blurred
The problems such as.
And the present inventor is being printed in progress the utility model research process discovery, prior art using four spring leafs
Four position printhead supports of head lower section, in the case of the elastic force identical of each spring leaf, printhead can stand stable ground
Balance is kept, and if in print procedure, any either part or generation in four spring leafs 102 are lost or existed
Damage differs, the problem of printhead 104 will be caused to cause printhead to tilt because the support force received is uneven, therefore uses existing
There is technology, the problems such as transmission skew of paper and printing vestige depth, printing writing is fuzzy easily occur.
As the signal of the present embodiment, between adjustable plate 101 and installing plate 103 can with but be not limited to use following hinge
Chain link structure：
Left end in the front end of adjustable plate 101 is provided with the first projection 1012 to raise up, the second projection 1013,
Formed with the first gap 1014 between one projection 1012, the second projection 1013, divide on the first projection 1012, the second projection 1013
The first hole portion 1015 of horizontal left and right face is not provided with；
Right-hand member in the front end of adjustable plate 101 is provided with the 3rd projection 1016, the 4th projection 1017 to raise up,
Formed with the second gap 1018 between three projections 1016, the 4th projection 1017, divide on the 3rd projection 1016, the 4th projection 1017
The second hole portion 1019 of horizontal left and right face is not provided with；
Left end in the front end of installing plate 103 is provided with the 5th projection 1031 for extending projection forwards, in the 5th projection
The 3rd hole portion 1032 is provided with 1031, the right-hand member in the front end of installing plate 103 is provided with extends the 6th convex of projection forwards
Block 1033, the 4th hole portion 1034 is provided with the 6th projection 1033；
When adjustable plate 101 carries out hinge connection with installation version 103, it is embedded in the 5th projection 1031 on installing plate 103
In the first gap 1014, and the width of the 5th projection 1031 is set to be no better than the width in the first gap 1014, i.e.,：Make itself and two
First projection 1012 on side, the relative side of the second projection 1013 it is inconsistent and can not left and right activity, be inserted into first turn
Axle 1061, make first rotating shaft 1061 through the first hole portion 1015, the 3rd hole portion 1032.
Similarly, the 6th projection 1033 on installing plate 103 is embedded in the second gap 1018, and make the 6th projection 1033
Width be no better than the second gap 1018 width, i.e.,：Make itself and first projection 1012 on both sides, the phase of the second projection 1013
To face it is inconsistent and can not left and right activity, be inserted into the second rotating shaft 1062, the second rotating shaft 1062 is sequentially run through the 3rd hole
Portion 1032, the 4th hole portion 1034.Now, installing plate 103 can be along first rotating shaft 1061 on the same line, the second rotating shaft
1062 overturn in vertical plane, carry out hinge motion.
It is able to ensure that installing plate 103 can only be overturn in vertical plane using above-mentioned hinge engaging structure and (carries out hinge
Motion), without the displacement in occurred level direction, further avoid causing in spring due to the horizontal displacement of installing plate 103
Put change in location and cause printhead 104 to tilt and then cause above-mentioned paper to wander off, cause printing vestige deep mixed, and beat
Not the problems such as lettering mark is not known.
As the signal of the present embodiment, a projection raised to the back-end can also be set on the rear end face of installing plate 103
Location division (not visible in figure)；It is recessed backward on the opposing perpendicular planes of the rear end face of installing plate 103 also corresponding one on adjustable plate 101
The recess 10110 entered, and make the height of the recess 10110 more than the height of the raised location division of the rear end of installing plate 103.Will installation
When the front end of plate 103 and the front end hinge connection of adjustable plate 101, make the raised location division of the rear end face of installing plate 103 is spacing adjusting
In the recess 10110 for saving plate 101, when making the upset of installing plate 103, the rear end face of installing plate 103 (i.e. the outermost end of hinge motion)
Raised location division is spacing all the time in the recess 10110 of adjustable plate 101, and then play the hinge upset of limitation installing plate 103
Peak and minimum point effect.So, even if causing printer stress mistake due to equipment fault or human error
Greatly, because above-mentioned setting can limit the upset stroke of installing plate 103, it is ensured that printhead 104 and installing plate 103 will not be due to
Printhead 104 pushes excessively, and excess compression spring leaf 102, the problem of causing spring leaf 102 that too fast or damage is lost,
Be advantageous to improve the service life of print head assembly 4.
As the signal of the present embodiment, the 5th hole portion vertically run through is further provided with adjustable plate 101
10111st, the 6th hole portion 10112.
On installing plate 103 with the 5th hole portion 10111, the 6th hole portion about 10112 face position be also correspondingly provided with it is vertical
Two screws 1035 directly run through, in the bottom surface of printhead 104 and the 5th hole portion 10111, about 10112 face position for the 6th hole portion
Be also equipped with running through or not through two screws 1041 (one of them is not visible in Fig. 1), and make the 5th hole portion 10111,
The internal diameter of 6th hole portion 10112 is more than the screw 1035,1041 on installing plate 103 and printhead 104.Make the first screw respectively
1052nd, the second screw 1053 runs through the first hole portion 1015, the second hole portion 1019 of adjustable plate 101, and the first screw 1052, second
Screw 1053 is fixed to spin and tightened with the screw 1035,1041 on installing plate 103 and printhead 104 respectively, by installing plate 103
And printhead 104 is fixed together.When hinge connection portion of the installing plate 103 along itself and adjustable plate 101 is overturn, first
Screw 1052, the second free movement in the 5th hole portion 10111, the 6th hole portion 10112 of screw 1053, not by the 5th hole portion
10111st, the limitation of the 6th hole portion 10112.The print head assembly 4 of small size is advantageously implemented using the structure.
As the signal of the present embodiment, in the front end of installing plate 103 relative level can also be set relative two are vertical convex
Bittiness 1036,1037, and two protruding block is higher than printhead 104, using the two vertical protrusions block 1036,1037 as being sent to
The edge guiding portion of the paper of printhead 104, avoids paper from wandering off.
As the signal of the present embodiment, can be, but not limited to the angle a at the middle part of spring leaf 102 being arranged to obtuse angle (for example
For 150 degree).Make spring leaf 102 more gentle further it is advantageously ensured that to printhead 104 to the support force of printhead 104
Stability of strutting system.
It is shown in Figure 1 as the signal of the present embodiment, in the present embodiment, in two horizontal ends of spring leaf 102,
1021 relatively close angle a of the horizontal end spring fragment level of spring section 1022 is folded upward at certain angle, i.e., it is horizontal
End spring fragment 1021 forms an obtuse angle with the spring section 1022 close to angle a.So, spring leaf 102 and the bottom of groove 1011
The bending bottom surface for end in face, be advantageous to the horizontal friction force of less spring leaf 102, avoid the displacement of spring leaf 102, and subtract
The abrasion of few spring leaf 102.
As the signal of the present embodiment, make 102 liang of horizontal end spring fragments 1021 of spring leaf relative to groove 1011
Top surface is at an acute angle, without doing too big bending.
As the signal of the present embodiment, referring to shown in Fig. 1,2, the adjustable plate 101 of the present embodiment is by mutual integrated molding
Back shroud 10113 and front end-plate 10114 form.Its further groove 1011 is arranged on the top surface of front end-plate 10114, and installing plate
103 are also secured on front end-plate 10114,
Back shroud 10113 is located at the back segment of front end-plate 10114, in " n " shape bulge-structure, and the top surface of back shroud 10113
Higher than the top surface of front end-plate 10114.Change from high to low is so formed by back shroud 10113 to the direction of printhead 104, favorably
In to the paper feeding of printhead 104.
In addition, therefore, using the present embodiment technical scheme, during printing and paper feeding, only as printing
Printhead 104 in the print head assembly 4 of critical component and the installing plate 103 and spring leaf positioned at the lower section of printhead 104
102 motions, other are static without the additional component for participating in printing motion, are advantageous to improve the stability of print head assembly 4, and energy
Enough avoid inessential part from interlocking and cause connection loosing, spring leaf 102 because stress is excessive and the problems such as cause to fail.
The print head assembly 4 of said structure also may be used especially suitable for requiring compact-sized aircraft printer
With applied to other printers.
Embodiment 2：
Referring to the printer that shown in Fig. 3,4, the present embodiment provides, mainly include：Housing 1, power drives component 2, printing
Machine support 3, print head assembly 4, control module 5.Wherein annexation and operation principle is as follows：
Shell of the housing 1 as the present embodiment printer, for housing each part of printer.
Wherein power drives component 2 is mounted in the rearward end of housing 1, and power drives component 2 uses modularized design, Ke Yicong
Its integral demounting is easily got off in the rear end of housing 1, power drives component 2 be used for printer support 3, print head assembly 4 with
And control module 5 provides driving power.Wherein 4 further structure of power drives component and operation principle are shown in embodiment in detail
4 record.
Printer support 3 is mounted in the front end of housing 1, and it uses modularized design, can easily will from the front end of housing 1
Its integral demounting gets off.Major impetus device of the printer support 3 as printer, drive printhead and realize that printing paper passes
Send.Wherein 3 further structure of printer support and operation principle are shown in the record of embodiment 3 in detail.
Spaced-apart guard plates 6 are spaced between printer support 3 and power drives component 2.
Print head assembly 4 is fixed in housing 1, and positioned at the lower section of the bottom of printer support 3, is made on printer support 3
Rubber roll be pressed in printhead top surface on print head assembly 4.Print head assembly 4 is used to carry out under the control of printer support 3
Printing.Wherein 4 further structure of print head assembly and operation principle are shown in the record of embodiment 1 in detail.
Control module 5 is mounted in the top of housing 1, for controlling printer support 3 to work.
Therefore the printer arrangement of the present embodiment uses modularized design, its is compact-sized, easy to assembly, is easy to
Debugging and maintenance, especially suitable for aircraft printer.
Embodiment 3：
Referring to the printer support 3 that shown in Fig. 5,6, the present embodiment provides, mainly include：Bearing carrier 10, motor 19, turn
Drive wheel assemblies, rubber roll 25, tension assembly and reel component 30.Its annexation and operation principle are as follows：
Main load carrier of the bearing carrier 10 as the critical piece of this printer pedestal, its by horizontal bearing frame 18,
First right angle setting frame 11 and the second right angle setting frame 16 are formed.First right angle setting frame 11 and the second right angle setting frame
16 are located at the right and left of horizontal bearing frame 18 respectively.
Motor 19 is used to drive the rubber roll 25 for being used to transmit printing paper to printhead to rotate, and the motor 19 is fixed on level and held
The top surface of carrier 18.
Rotating wheel assembly includes driving wheel 21 and driven pulley 22, wherein driving wheel 21 and 19 mutual axis connection of motor, main
Driving wheel 21 is connected with driven pulley 22 by tightening belt 24, and rubber roll 25 is pressed on the top of the printhead 104 of print head assembly 4,
For transmitting printing paper to the lower section of printhead 104, make rubber roll 25 and 22 mutual axis connection of driven pulley, in the driving of motor 19
Under, motor 19 drives driving wheel 21 to rotate, and driving wheel 21 drives driven pulley 22 to rotate by tightening belt 24, and driven pulley 22 drives
Rotated with the rubber roll 25 of its axis connection.
Tension assembly is mainly used in preventing tightening belt 24 from loosening and influences the power transmission that driving wheel 21 arrives driven pulley 22,
The tension assembly of the present embodiment mainly includes：Sliding block 501, guide rod 28 and spring 29.
One is additionally provided with the outer side elevation of the first right angle setting frame 11 of the present embodiment bearing carrier 10 along the longitudinal direction
The horizontal groove 12 of extension, the horizontal groove 12 is recessed to the direction of the second right angle setting frame 16, when mounted, first by spring 29
And sliding block 501 is one in front and one in back respectively implanted in the horizontal groove 12, makes it side by side, and spring 29 is in the horizontal groove 12
All the time predetermined confined state is in, guide rod 28 is then penetrated into the horizontal groove 12 from rear end, and extend through spring 29
And sliding block 501, tighten the guide rod 28, you can spring 29 and sliding block 501 are each attached in horizontal groove 12, and make spring
29 and sliding block 501 can only be moved forward and backward in horizontal groove 12.
The facade that sliding block 501 is located at outside the first right angle setting frame 11 be additionally provided with one can rotation tensioning wheel 5011, make
The tightening belt 24 between driven pulley 22 and driven pulley 22 is wound on also around the tensioning wheel 5011 on sliding block 501, so, in spring
Under the tension force effect of 29 pairs of sliding blocks 501, tensioning wheel 5011 has the active force stretched out to belt all the time, and tightening belt 24 is all the time
Tensioning state is kept, so that it is guaranteed that the power transmission that driving wheel 21 is arrived between driven pulley 22, it is ensured that the performance of actuating unit consolidates
Property.
Reel component 30 puts printing paper for volume, its be fixed on the first right angle setting frame 11, the second right angle setting frame 16 it
Between, the top of horizontal bearing frame 18 is suspended on horizontally, when printed, rolls up printing paper on reel component 30 from reel
Component 30 comes out, and by the rubber roll 25 being pressed on printhead 104, is then transmitted to print head assembly 4, specifically enters and beats
In printing, printhead carries out printing on by printing paper below, is formed on printing paper for the lower section of print first 104
Writing.
Therefore using the technical scheme of the present embodiment, due to the present embodiment be wound on driving wheel 21 and driven pulley 22 it
Between tightening belt 24 on also further around the tensioning wheel 5011 on tension assembly, so as to ensure tightening belt 24 all the time
In tensioning state, even if tightening belt 24 causes its tension variation due to service wear, due to spring on tension assembly
The tension force effect of 29 pairs of sliding blocks 501, the tensioning wheel 5011 on sliding block 501 carry out adaptive tune to the elasticity of tightening belt 24
It is whole, it is ensured that the tension force of tightening belt 24 is always consistent, is advantageous to improve the uniformity and retentivity of the performance of printer.
And conventionally, as motor 19, the installation of driving wheel 21, driven pulley 22 and rubber roll 25 use screw
Connection, position error unavoidably in screw-driving be present, thus it is stable in the installation for should take into account during installation and debugging motor 19
Property also to take the rate of tension of tightening belt 24 into account, therefore need just find by adjustment installation repeatedly when actual installation is adjusted
The optimum state of tensioning, and the present embodiment technical scheme is used, by the compression degree for adjusting spring 29, you can by tightening belt
24 tension force is adaptively adjusted the tension state for reaching requirement, and it is installed, debugging is more accurate, easily operated.
As the signal of the present embodiment, the present embodiment using the rotary shaft of motor 19 be located at the side of the first right angle setting frame 11 as
Example, is additionally provided with one or so the hole portion location division 13 run through on the first right angle setting frame 11 of the present embodiment, is carrying out motor
During 19 installation, the bearing 20 of motor 19 is set to run through hole portion location division 13, and the periphery of the bearing 20 made and hole portion location division 13
Inner circumferential is in contact, hole portion location division 13 to the bearing 20 of motor 19 it is spacing under, the bearing of motor 19 is by hole portion location division 13
Hold positioning tightly, be susceptible to displacement, as it ensure that the job stability of motor 19, and installation operation is easy.By motor 19
Bearing 20 run through hole portion location division 13 after, motor 19 is securely seated between by the first right angle setting using the screw that left and right is run through
On frame 11, and it is seated on horizontal bearing frame 18, motor 19 has Action of Gravity Field to horizontal bearing frame 18.
, can also be right centered on hole portion location division 13 on the first right angle setting frame 11 as the signal of the present embodiment
Claim ground that four or so the positioning screw holes 14 run through are set, and make the positioning screw hole 14 that there is certain depth, and its depth is more than
Position the depth of hole portion.When carrying out the installation of motor 19, after the bearing 20 of motor 19 is inserted into hole portion location division 13, using spiral shell
Bolt 37 or so is through the end face of motor 19 and positioning screw hole 14, so as to which motor 19 is securely seated between into the first right angle setting frame
On 11, and because positioning screw hole 14 has certain depth, the horizontal query of the left-right and front-back of motor 19 can be more placed, therefore motor 19
Positional stability is more longlasting, it is advantageously ensured that the consistency of performance and persistence of printer.
As the signal of the present embodiment, can also be also set up on the first right angle setting frame 11, the second right angle setting frame 16
Rubber roll axle bed 401, is fixed on the rubber roll positioning hole 15, in left and right just by two rubber roll positioning holes 15 of horizontal left and right face respectively
To two rubber roll axle beds 401 between rubber roll 25 is installed, make positioned at the driven of the side of the first right angle setting frame 11 and the axis connection of rubber roll 25
The rotating shaft 23 of wheel 22 is applied in the center hole portion 4011 of rubber roll axle bed 401, makes rubber roll 25 can the rotation in center hole portion 4011.Adopt
It is convenient with the structure, the installation site positioning of rubber roll 25, it is easier to installation and debugging.
As the signal of the present embodiment, the installation site height for making reel component 30 is preferably but not limited in the present embodiment
Higher than rubber roll 25, rubber roll positioning hole 15 can be for example arranged on to the first right angle setting frame 11, the bottom of the second right angle setting frame 16
Portion, 30 front disposed thereon of reel component, using the setting due to can be along the Action of Gravity Field of printing paper and the biography of printing paper
Send direction consistent, be more beneficial for the transmission of printing paper, make transmission more smooth, phenomena such as avoiding that paperboard occurs.
Shown in Figure 7, as the signal of the present embodiment, the printer support 3 of the present embodiment can further include
For indicating to the user that the indicator assemblies of the current paper amount of printing paper.The indicator assemblies mainly include：Indicator fastener 38, refer to
Show device 40 and spring 43.
Indicator fastener 38 is set in the second right angle setting frame 16 inner side relative with the first right angle setting frame 11.Indicator
40 the first arm 41, the second arms 42 including mutually having angle.The end of first arm 41, which is fixed on indicator fastener 38, to be stretched out
On the installing plate 39 in the outside of the second right angle setting frame 16, indicator 40 is set to be located at the outside of the second right angle setting frame 16, second
Arm 42 can rotate along the junction of the first arm 41 and the installing plate 39 of indicator fastener 38, connect between the first arm 41 and second
Spring 43 is connected to, spring 43 is in confined state, and under the tension force of spring 43, the end of the second arm 42 is against to be mounted in all the time and held
Outside printing paper roll on the reel component 30 of the front end of mount components 10, there is pressure to printing paper roll all the time, work as printing paper roll
When gradually tailing off, the second arm 42 is rotated down clockwise.So, one can be set on the outer face of the second right angle setting frame 16
Fixed scale, the paper amount for the printing paper roll that user can be understood with the current position of sight indicator 40 (i.e. volume is thick).In addition,
One observation window with a scale can also be set outside printer, and user observes corresponding position of second arm 8022 with scale by observation window
Put, you can it is determined that the paper amount of current printing paper roll.
As the signal of the present embodiment, the printer support 3 of the present embodiment still further comprises guide plate 44, the guide plate
44 are fixed between the first right angle setting frame 11, the second right angle setting frame 16, and between reel component 30 and rubber roll 25, i.e.,
The installation site of guide plate 44 is located at 30 times rears of reel component, positioned at the upper front of rubber roll 25, makes to come out from reel component 30
Printing paper reach rubber roll 25 again around guide plate 44 so that guide plate 44 as reel component 30 arrive rubber roll 25 between printing
Paper transmits guiding parts, is advantageous to the smooth transmission of printing paper, avoids paperboard.
As the signal of the present embodiment, the reel component 30 of the present embodiment is formed using following structure, and reel component 30 is led
Including：Coil paper baffle plate 45601, the first central shaft 32, central connector 33, buckle part 34, spring 35 and outer shaft 36.
The first end of first central shaft 32 stretches out from the center hole portion of coil paper baffle plate 45601 and makes the first central shaft 32 can
Edge rotates freely in the center hole portion of coil paper baffle plate 45601.
Buckle part 34 is fixed on the first right angle setting frame 11, and the one end of buckle is provided with two stretching blocks 51,52, and two
Stretch out on block 51,52 and be respectively arranged with hole portion, a gap is separated between being stretched out two between blocks 51,52, when mounted, by first
Mandrel 32 is inserted into a pin 53, extends through pin 53 in the gap of the end of first end insertion buckle part 34
Two stretch out block 51,52 and the first central shaft 32, buckle part 34 is rotated along pin 53, using the structure side of being more beneficial for
Just the installation and debugging of buckle part and the first right angle setting frame 11 and the first central shaft.
The second end of the first end of central connector 33 and the first central shaft 32 spins, the second end and spring 35
First end is connected, and the second end of spring 35 is contradicted in the recess of the location-plate 17 of the inner side of the second right angle setting frame 16, so
First central shaft 32, central connector 33 and spring 35 form a central shaft, and it is vertical that the central shaft first end is fixed on first
Mounting bracket 11, the second end are the freedom being attached under can also getting on the second right angle setting frame 16 from the second right angle setting frame 16
End.Specifically, when mounted, can by compression spring 35 by the second end of central shaft from the inner side of the second right angle setting frame 16
Remove in the positioning recess of location-plate 17 and turn into free end, be inserted in outer shaft 36 at the second end of past central shaft and make outer shaft 36 can
To be rotated freely along central shaft, printing paper roll is inserted on outer shaft 36, then compression spring 35 is by end (the i.e. center of spring 35
Second end of axle) move into the positioning recess of the location-plate 17 on the inside of the second right angle setting frame 16, in the tension force effect of spring 35
Under, the second end of central shaft is firmly against in positioning recess, has outside pressure to positioning recess, and now central shaft is firmly
It is fixed between the first right angle setting frame 11, the second right angle setting frame 16, printing paper roll is enclosed on outer shaft 36, and spacing in coil paper
Between the right angle setting frame 16 of baffle plate 45601 and second.Using the present embodiment technical scheme structure, due to using central shaft, outer
Sleeve structure inside and outside axle 36, frictional dissipation effect of the printing paper roll to the central shaft with elastic body can be avoided, is advantageous to
Improve durability and the property retention of reel component 30.
As the signal of the present embodiment, it is preferably but not limited to make the external diameter at the both ends of outer shaft 36 equal and omits the external diameter at both ends
More than the external diameter of interlude, so, when loading onto printing paper roll, printing paper roll only contacts with the both ends section of outer shaft 36, and with
The interlude of outer shaft 36 is not in contact, and advantageously reduces the frictional force between printing paper roll and periphery, it is ensured that the smooth biography of printing paper
Send.
As the signal of the present embodiment, can be, but not limited to use the light for by steel outer shaft 36, being advantageous to improve outer shaft 36
Slippage degree, further reduce the frictional force of outer shaft 36 and printing paper roll, it is ensured that the smooth transmission of printing paper.
As the signal of the present embodiment, can with but be not limited to the location-plate 17 from steel, to improve the location-plate 17
Durability.
As the signal of the present embodiment, the bearing carrier 10 of the present embodiment be preferably but not limited to using horizontal bearing frame 18,
The component of first right angle setting frame 11, the integrated molding of the second right angle setting frame 16, such first right angle setting frame 11, second hang down
The absolute fixation in position of straight mounting bracket 16 and in the absence of due to being formed using the mutual riveting of sheet metal component and due between part
Connection error and cause the first right angle setting frame 11, the second right angle setting frame 16 relative offset and cause motor to be fixed
Out of alignment pair and alignment error etc. be present, may insure to be fixed on the first right angle setting frame using the present embodiment technical scheme
11st, the accuracy of the installation site of each part between the second right angle setting frame 16, is advantageous to install, debugs.
As the signal of the present embodiment, the printer support 3 of the present embodiment also includes：The gear being covered on bearing carrier 10
Plate 45, baffle plate 45 are used for top and the front end face of rear end face and the first right angle setting frame 11 for covering bearing carrier 10, with
By motor 19, tension assembly, the crucial moving component protection such as wheel assembly is rotated in baffle plate 45, is avoided dust from falling into, is closed the border
To these, crucial moving component shields.
As the signal of the present embodiment, hole portion is also provided with baffle plate 45, is radiated with being advantageous to motor 19.
As the signal of the present embodiment, can also vertically pacify in the first right angle setting frame 11, second of this printer support 3
Paper knife 46 is installed, the paper knife 46 is located at the lower section of rubber roll 25, for being cut a sheet of paper manually for user between shelving 16.Its installation position
Put and operation principle can be, but not limited to referring to prior art.
As the signal of the present embodiment, the inner side positioned at hole portion location division 13 on the first right angle setting frame 11 is additionally provided with one
Bracing wire tensioning spring 47, for tensing the supply lines or control line of the miscellaneous part powered to motor 19 and by the position,
Avoid being oriented to and the winding influence motor 19 of motor 19 is worked.The operation principle of bracing wire tensioning spring 47 can be, but not limited to referring to
Prior art.
As the signal of the present embodiment, can also the present embodiment the side of reel component 30 installation one for detecting whether
The also sensor of printing paper, the sensor can be arranged on sensor installing plate 48, when not having printing paper, to remind
User installs printing paper additional.
As the signal of the present embodiment, in the front end of the front end face, i.e. bearing carrier 10 of the printer support 3 of the present embodiment
Face is also covered with front shroud 49, and user-friendly handle 50 is provided with the front shroud 49.
The printer support 3 of said structure also may be used especially suitable for requiring compact-sized aircraft printer
With applied to other printers.
Embodiment 4：
Referring to shown in Fig. 8,9, present embodiments providing a kind of power drives component 2 suitable for printer.The present embodiment
Power drives component 2 mainly as printer power drives part.
The power drives component 2 of the present embodiment mainly includes：Adapter assembly 4101, back shroud 4102, frame 4103, power supply
Circuit board 4104, backplate 4105 and drive circuit board 4106.Its attachment structure and operation principle are as follows：
It is provided with adapter assembly 4101 for the power interface and data-interface with external connection, to carry out power supply
Access and the connection of PERCOM peripheral communication data etc..
Frame 4103 is included in riser 41031, the first side plate 41032 and the second side plate 41033 of vertical.Wherein
First side plate 41032, the second side plate 41033 are separately positioned on the left and right sides of riser 41031, are mutually perpendicular to riser 41031
Ground forms the structure of an I-shaped with riser 41031.
Four summits on back shroud 4102 are provided with horizontal pre-and post perforative screw hole column 441021, by the back shroud
4102 are fixed on the rear end face of adapter assembly 4101, and back shroud 4102 is fixed on into frame 4103 by pre-and post perforative screw
Adapter assembly 4101 can be fixed on to the rear end of frame 4103 on the rear end face of riser 41031, protrude adapter assembly 4101
Outside back shroud 4102, when the power drives component 2 of the present embodiment is assemblied in into printer, the adapter assembly 4101 is extended
Outside the back shroud of printer, it is easy to wiring to connect.
Power supply circuit board 4104 is used to power to the control module 5 and drive circuit board 4106 of printer, power circuit
Plate 4104 is fixed by screws in the front end face of the riser 41031 of frame 4103, and left and right is spacing in the first side plate 41032,
Between two side plates 41033.
Backplate 4105 is in bending, and it rolls in the top section close to backplate 4105 to the place lateral bending of frame 4103, so as to
It is fixedly connected when by two horizontal stators of the top of the top of backplate 4105 and frame 4103 left and right by the screw extended vertically through
When, formed with a space between the rear end face of backplate 4105 and the front end face of frame 4103, power supply circuit board 4104 is located at should
In space.
Drive circuit board 4106 is used for the motor for driving printer, and drive circuit board 4106 passes through horizontal pre-and post perforative spiral shell
Nail is fixed on the rear end face of backplate 4105.
Therefore on the power drives component 2 of application the present embodiment, adapter assembly is sequentially installed from back to front
4101st, back shroud 4102 and frame 4103, power circuit has been sequentially connected with from back to front in the front end face direction of frame 4103
Plate 4104, backplate 4105 and drive circuit board 4106, and they are respectively positioned in frame 4103, and structure is formed in frame 4103
Firm and compact modular construction, Miniaturization Design of the structure especially suitable for device.
When needing to debug or repairing, maintenance personal only needs to pull down i.e. from the rear end of printer by the frame 4103
The critical component of power drives component 2 can be pulled down, and the installation of each part is separate, installation site is separate, fixed,
Be advantageous to improve the convenience of installation.
As the signal of the present embodiment, the first upright side can also be further provided with the left and right sides of backplate 4105
Side 441051, second side 441052, first side 441051, second side 441052 is respectively toward the rear end face of backplate 4105
Direction extension is stretched out, and the screw that left and right is run through is respectively arranged with first side 441051, second side 441052, works as backplate
4105 when being fixed in frame 4103, also further by screw by the first side 441051 of the left and right sides of backplate 4105, the
Dual side-edge 441052 and the first side plate 41032, the second side plate 41033 of frame 4103 are connected with each other, so that by backplate 4105 more
It is securely fixed in frame 4103, and it is compact-sized firm.
As the signal of the present embodiment, can also be set on the first side plate 41032, the second side plate 41033 of frame 4103
The observation window 41034,41035 hollowed out is put, so as to which power circuit drive circuit board can be observed from the both sides of frame 4103
4106, to be further easy to repair, and be advantageous to improve the driving radiating effect of power circuit drive circuit board 4106.
As the signal of the present embodiment, one observation window hollowed out can also be set in the tip position of backplate 4105
441053, so as to from the top of backplate 4105 and anterior it is observed that power circuit drive circuit board 4106, with further just
In maintenance, and be advantageous to improve the driving radiating effect of power circuit drive circuit board 4106.
As the signal of the present embodiment, the observation window hollowed out can also be set on the back shroud 4102 of the present embodiment
441022, to be observed that power circuit drive circuit board 4106 from back shroud 4102, to be further easy to repair, and
Be advantageous to improve the driving radiating effect of power circuit drive circuit board 4106.
As the signal of the present embodiment, the back edge of the first side plate 41032, the second side plate 41033 in frame 4103
It is also respectively provided with the first bending edge 41036, the second bending edge 41037 of opposed, inwardly directed bending.The first bending edge 41036,
Horizontal pre-and post perforative screw is respectively arranged with second bending edge 41037, drive circuit board 4106 is being fixed on backplate
When on 4105, drive circuit board 4106 is limited on the inside of the front end face of the first bending edge 41036, the second bending edge 41037, is being driven
Dynamic circuit board 4106 is provided with corresponding with the position of the first bending edge 41036, the screwhole position face of the second bending edge 41037
Screw, screwed in the screw of the first bending edge 41036, the second bending edge 41037 with drive circuit board 4106 pre-and post perforative
Screw, and the bending edge 41036 of drive circuit board 4106 and first, the second bending edge 41037 screw connecting portion on plus
Pad spring washer makes drive circuit board 4106 tightly be connected in frame 4103, further improves the steadiness of connection, and
The convenience of dismounting.
As fully visible, the power drives component 2 of the present embodiment technical scheme, it uses modularized design, critical piece
Assembling, debugging can be completed in outside, when power supply circuit board 4104 damages, and the convenient disassembly of component.And compact-sized have
Sequence, especially suitable for volume requirement is smaller, aircraft printer of portable construction.
Embodiments described above, the restriction to the technical scheme protection domain is not formed.It is any in above-mentioned implementation
Modifications, equivalent substitutions and improvements made within the spirit and principle of mode etc., should be included in the protection model of the technical scheme
Within enclosing.
Claims (10)
1. a kind of print head assembly, it is characterized in that, including：
Adjustable plate, the top surface of the adjustable plate is provided with a horizontal groove,
Spring leaf, the spring leaf are bent into one at midpoint and are more than 0 degree of angle for being less than 180 degree, and the spring leaf is spacing in institute
To state in groove, two horizontal ends are inconsistent with the both ends of the groove respectively,
Installing plate, the front end of the installing plate and the front end hinge connection of the adjustable plate；
Printhead, the top of the installing plate is fixed on,
It is fixedly connected in the middle part of the spring leaf between the printhead and the installing plate, and the spring leaf is in all the time
Confined state,
When the printhead prints, the printhead moves downward under down force, and the installing plate is along the installation
Hinge connection portion between plate and the adjustable plate downwardly turns over predetermined angle in vertical plane, and the spring leaf is compressed to
Predetermined extent, print on the printing paper of the printhead thereunder；
When to during the printhead paper feeding, under the elastic force effect of the spring leaf, the installing plate is along the hinge connection portion
Predetermined angle is flipped up in vertical plane, the printhead moves upwards, and the spring leaf recoils to predetermined extent；
The first projection to raise up, the second projection are provided with one end of the front end of the adjustable plate, first projection,
The first hole portion of horizontal left and right face is respectively arranged with second projection, the other end in the front end of the adjustable plate sets oriented
Upper the 3rd raised projection, the 4th projection, the of horizontal left and right face is respectively arranged with the 3rd projection, the 4th projection
Two hole portions；
The 5th raised forwards projection is provided with one end of the front end of the installing plate, is provided with the 5th projection
3rd hole portion, the other end in the front end of the installing plate is provided with the 6th raised forwards projection, in the 6th projection
In be provided with the 4th hole portion；
The front end of the installing plate and the front end hinge connection of the adjustable plate, it is specifically：
5th projection is embedded in the gap between first projection and the second projection, and with first projection, second
The apparent surface of projection is inconsistent, and first rotating shaft runs through first hole portion facing each other, the 3rd hole portion,
6th projection is embedded in the gap between the 3rd projection and the 4th projection, and with the 3rd projection, the 4th
The apparent surface of projection is inconsistent, and the second rotating shaft runs through second hole portion facing each other, the 4th hole portion,
In the case where first rotating shaft, the second rotating shaft are fixed, the installing plate is fixed on the top surface of the adjustable plate, and the installing plate can
Overturn along the first rotating shaft, the second rotating shaft in vertical plane, the first rotating shaft, the second rotating shaft are on the same line；
It is additionally provided with the rear end face of the installing plate：One to the horizontal projection location division of rear projection,
On the adjustable plate, it is additionally provided with the opposing perpendicular planes of the installing plate rear end face：Recessed recess backward,
The width of the recess on the vertical plane is more than the height of the raised location division on the vertical plane, the raised location division
It can only be moved up and down in the recess.
2. print head assembly according to claim 1, it is characterized in that,
The 5th hole portion, the 6th hole portion vertically run through is additionally provided with the adjustable plate,
On the installing plate, vertically it is additionally provided with face position with the 5th hole portion, the 6th hole portion：Vertically pass through
Two screws worn,
In the bottom surface of the printhead, vertically face position is additionally provided with and vertically passed through with the 5th hole portion, the 6th hole portion
Two screws worn,
First screw, the second screw extend through the first hole portion of the adjustable plate, the second hole portion, and respectively with the installing plate
And the screw on printhead is fixed and spun,
5th hole portion, the internal diameter of the 6th hole portion are more than the internal diameter of the installing plate and the screw on printhead, when described
Installing plate along the hinge connection portion overturn in vertical plane when, first screw, the second screw are in first hole portion,
Free movement in two hole portions.
3. print head assembly according to claim 1, it is characterized in that,
It is additionally provided with the front end of the installing plate：Horizontal two relative vertical protrusion blocks,
Two protruding blocks are above the printhead, spacing in two projections to the printing paper of printhead lower section transmission
Between block.
4. print head assembly according to claim 1, it is characterized in that,
The angle of the spring leaf midpoint is：Obtuse angle.
5. print head assembly according to claim 4, it is characterized in that,
The angle is：150 degree.
6. print head assembly according to claim 1, it is characterized in that,
In two horizontal ends of the spring leaf, two horizontal end spring fragments relative to the spring bit end close to the angle to
Upper bending, positioned at the bottom surface of the bending place of the horizontal end of spring leaf two and the bottom surface phase of the groove on the adjustable plate
Contact.
7. print head assembly according to claim 1, it is characterized in that,
The angle that the bottom surface of the two horizontal end spring fragments and the groove is formed is：Acute angle.
8. print head assembly according to claim 1, it is characterized in that,
The adjustable plate is made up of the back shroud and front mounting plate of mutual integrated molding,
The groove is arranged on the top surface of the front mounting plate, and the installing plate is fixed on the front mounting plate,
The back shroud is located at the rear end of the front mounting plate, and in the bulge-structure of " n " font, the top surface of the back shroud is higher than
The top surface of the front end-plate.
A kind of 9. printer of any described print head assembly with claim 1 to 8.
A kind of 10. aircraft printer of any described print head assembly with claim 1 to 8.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410687878.7A CN104816471B (en) | 2014-11-25 | 2014-11-25 | Print head assembly and printer and aircraft printer with the print head assembly |
| PCT/CN2015/095236 WO2016082721A1 (en) | 2014-11-25 | 2015-11-21 | Printing head assembly, printer having printing head assembly, and data printer for planes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410687878.7A CN104816471B (en) | 2014-11-25 | 2014-11-25 | Print head assembly and printer and aircraft printer with the print head assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104816471A CN104816471A (en) | 2015-08-05 |
| CN104816471B true CN104816471B (en) | 2018-02-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410687878.7A Active CN104816471B (en) | 2014-11-25 | 2014-11-25 | Print head assembly and printer and aircraft printer with the print head assembly |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104816471B (en) |
| WO (1) | WO2016082721A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104369555B (en) * | 2014-11-25 | 2018-01-30 | 广州航新航空科技股份有限公司 | Printer support and printer and aircraft printer with the support |
| CN104816471B (en) * | 2014-11-25 | 2018-02-16 | 广州航新航空科技股份有限公司 | Print head assembly and printer and aircraft printer with the print head assembly |
| WO2016082722A1 (en) * | 2014-11-25 | 2016-06-02 | 广州航新航空科技股份有限公司 | Power supply driving assembly and printer with same, and data printer for airplanes |
| CN107244065B (en) * | 2017-06-29 | 2022-11-01 | 中国地质大学（武汉） | Opening and closing movable structure for 3D printing forming |
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| CN103963477B (en) * | 2014-05-20 | 2016-03-30 | 天津光电通信技术有限公司 | The wall-hanging thermal printer of multifunctional ship |
| CN104816471B (en) * | 2014-11-25 | 2018-02-16 | 广州航新航空科技股份有限公司 | Print head assembly and printer and aircraft printer with the print head assembly |
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| CN1350926A (en) * | 2000-10-30 | 2002-05-29 | 富士通株式会社 | Dot printer head, dot printer therewith and manufacture thereof |
| CN201102360Y (en) * | 2007-09-30 | 2008-08-20 | 厦门精芯科技有限公司 | Improvement structure of miniature thermal inductance printer core clip |
| CN103192610A (en) * | 2012-01-09 | 2013-07-10 | 诚研科技股份有限公司 | Pressure adjusting mechanism and related thermal sublimation printer |
| CN202623520U (en) * | 2012-05-17 | 2012-12-26 | 厦门伊普斯电子有限公司 | Improved structure for printing head of thermal printer |
| CN204278537U (en) * | 2014-11-25 | 2015-04-22 | 广州航新航空科技股份有限公司 | Print head assembly and the printer with this print head assembly and aircraft printer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104816471A (en) | 2015-08-05 |
| WO2016082721A1 (en) | 2016-06-02 |
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Effective date of registration: 20220113 Address after: 510700 floor 5, building 1, Guangbao Road, high tech Industrial Development Zone, Guangzhou, Guangdong Patentee after: Guangzhou Hangxin Aviation Equipment Co.,Ltd. Address before: 510700 No.1 Guangbao Road, Science City, Luogang District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU HANGXIN AVIATION TECHNOLOGY Co.,Ltd. |