CN105275985B - Carriage apparatus and the device including carriage apparatus - Google Patents
Carriage apparatus and the device including carriage apparatus Download PDFInfo
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- CN105275985B CN105275985B CN201510319979.3A CN201510319979A CN105275985B CN 105275985 B CN105275985 B CN 105275985B CN 201510319979 A CN201510319979 A CN 201510319979A CN 105275985 B CN105275985 B CN 105275985B
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- bearing components
- balladeur train
- guiding elements
- carriage apparatus
- displacement
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Abstract
The present invention provides a kind of replacement frequency for the part for suppressing bearing portion to lift the carriage apparatus of non-maintainingization.The carriage apparatus includes：Guiding elements；Balladeur train, it can be moved back and forth along the guiding elements；And bearing components, it is arranged on the balladeur train and tangent with the guiding elements, the carriage apparatus also includes the mechanism for making the bearing components carry out displacement relative to the balladeur train, the position tangent with the guiding elements of the bearing components is changed by the displacement.
Description
Technical field
The present invention relates to a kind of carry to print the first-class carriage apparatus moved.
Background technology
In printing device, it is known to a kind of balladeur train for making to carry printhead and is moved along guiding elements and make ink
Sprayed from printhead, so as to assign ink to medium to record the method for image.In this printing device, set on balladeur train
For bearing the bearing of guiding elements and abutting against bearing and leading axle, so as to carry out e axle supporting to balladeur train using guiding elements
And the movement of guide carriage.
In the image processing system of Japanese Unexamined Patent Publication 2004-322538 publications, a pair of bearings component that be able to will change
Releasably it is installed on the support formed on balladeur train and forms bearing.In the image processing system, match somebody with somebody as follows
Put a pair of bearings component, i.e. the angle that the face including the face abutted against with guiding elements of a pair of bearings component is formed into
For defined angle.
Generally, the hardness of guiding elements is higher than the hardness of bearing components, therefore, as balladeur train is relative to the cunning of guiding elements
The increase of dynamic number, the abutting portion abutted against with guiding elements of bearing components can be made to produce abrasion.When supporting for bearing components
When socket part position produces abrasion, the position for guiding elements of balladeur train can change, and make medium and be mounted in balladeur train
On the distance between printhead change, so as to make the imparting position of the ink on medium deviation occur, make image sometimes
Quality reduces.
In addition, in printing device, in order to realize high-speed record, using long printhead or make balladeur train high-speed mobile sometimes.
In this case, in the structure of Japanese Unexamined Patent Publication 2004-322538 publications, following tendency be present：With the weight of balladeur train
Increase high speed of translational speed with balladeur train etc. and make the pressure increase for putting on bearing components, so that bearing components support
Wear quickly and the replacement frequency of bearing components is become higher in socket part position.
The content of the invention
The present invention provides a kind of replacement frequency for the part for suppressing bearing portion and advances the carriage apparatus of non-maintainingization.
The present invention provides a kind of carriage apparatus, it is characterised in that the carriage apparatus includes：Guiding elements；Balladeur train, it can edge
The guiding elements to be moved back and forth；And bearing components, its be arranged on the balladeur train and with the guiding elements phase
Cut, the carriage apparatus also include make the bearing components relative to the balladeur train carry out displacement mechanism, by the displacement and
The position tangent with the guiding elements of the bearing components is set to change.
The present invention provides a kind of device, it is characterised in that the device includes the carriage apparatus, and the carriage apparatus has
The balladeur train, printhead or read head are equipped on the balladeur train.
Using the structure, even in the situation about being worn with the abutting portion that guiding elements abuts against of bearing portion
Under, also it can change abutting portion by making bearing components displacement, therefore non-maintainingization of bearing portion can be obviously improved.
According to the description to embodiment with reference to the accompanying drawings, further feature of the invention will be apparent.
Brief description of the drawings
Fig. 1 is the integrally-built approximate three-dimensional map for representing printing device.
Fig. 2 is the block diagram for the control structure for representing printing device.
Fig. 3 is the stereogram for representing balladeur train and guiding elements.
Fig. 4 is the stereogram for the configuration for representing bearing portion.
Fig. 5 a and Fig. 5 b are the sectional elevations for representing balladeur train and guiding elements.
Fig. 6 is the stereogram for representing to make the drive mechanism of bearing components movement.
Fig. 7 is the stereogram for illustrating the action of drive mechanism.
Fig. 8 is the flow chart for representing to make the handling process of bearing components movement.
Fig. 9 is the flow chart for representing to make the handling process of bearing components movement.
Figure 10 is the stereogram for representing balladeur train and guiding elements in the 2nd embodiment.
Figure 11 is the sectional elevation for representing balladeur train and guiding elements.
Figure 12 a and Figure 12 b are the stereograms for representing bearing portion.
Figure 13 is the stereogram for representing to make the drive mechanism of bearing components rotation.
Figure 14 is the stereogram for illustrating the action of drive mechanism.
Figure 15 is the flow chart for representing to make the handling process of bearing components rotation.
Figure 16 is the flow chart for representing to make the handling process of bearing components rotation.
Figure 17 is the sectional elevation of another for representing bearing portion.
Embodiment
Hereinafter, embodiments of the present invention are described in detail with reference to the attached drawings.In the following embodiments, enumerate so as to take
Carry the example that the mode that the balladeur train of printhead moves back and forth carrys out the printing device of print image.But the present invention is not limited to
Printing device, the present invention can also apply to be scanned and read using the read head (image sensor cell) being mounted on balladeur train
Take the image being recorded on sheet material, the reading device of information.It is a feature of the present invention that remain head (printhead or read head)
The construction of the carriage apparatus moved, feature of the invention can balladeur train is moved relative to sheet material while utilizing head
Carry out the form of print image or balladeur train is moved relative to sheet material while reading the form of image using head.
1st embodiment
Fig. 1 is the integrally-built approximate three-dimensional map for representing printing device 100.Printing device 100 is to make ink droplet from printing
The ink jet printing device that head sprays and printed, it can also carry out print record in the larger recording medium of width.Separately
Outside, printing device 100 is the conveying action by repeating recording medium and the movement with the balladeur train for carrying printhead
And the printing action for making ink droplet spray from printhead, come the printing device of serial scan mode recorded.It is situated between as record
Matter, can usage record paper, plastic sheet etc., here, the situation that explanation is recorded on the sheet material 1 as continuous paper, its
The middle sheet material 1 as continuous paper is recording medium.
As shown in figure 1, printing device 100 includes balladeur train 3, the 1st guiding elements 4 (guiding elements), the 2nd guiding elements 8, defeated
Send roller 16 and pinch roll 15 etc..1st guiding elements 4 plays function as main boot part, and the 2nd guiding elements 8 is as complementary
Guiding piece play function.Later, reference picture 3 is described in detail, and can be drawn with balladeur train 3 relative to the 1st on balladeur train 3
The mode for leading the slip of component 4 is provided with the bearing that can be fastened with the 1st guiding elements 4.The deadweight of balladeur train 3 is by the 1st guiding elements 4
Hold.Balladeur train 3 is guided mobile to main scanning direction (the x directions shown in figure) by the 1st guiding elements 4.1st guiding structure of guide rail shape
Part 4 extends in the scope corresponding with the moving range of balladeur train 3.In addition, printhead 2 is equipped on balladeur train 3.
Ejiction opening is provided with printhead 2, ejiction opening is not illustrated, by making ink droplet from ejiction opening towards z side in figure
To ejection, so as to assign ink to sheet material 1.It is provided with printhead 2 and is used to make the recording element that ink droplet sprays from ejiction opening.
This, recording element is used as using heater element.In this case, ink is made to produce film boiling using the heating of heater element,
And ink is set to be sprayed from ejiction opening using foaming energy now.The spray mode of ink in printhead is not limited in using
The mode of heater element, such as can also make mode of ink ejection etc. using piezoelectric element.In the shape with printhead 2
It as to be mutually facing into the ejection port face for having ejiction opening and be configured with platen 11.In addition, as shown in figure 1, it is provided with balladeur train 3
Optical sensor 10.Optical sensor 10 is used to measure the distance between printhead 2 and platen 11.
In printing device 100, it is configured with the position corresponding with one end on the moving direction of balladeur train 3 (x directions)
Driving side belt pulley 5, slave end belt pulley 6 is configured with the position corresponding with the other end on the moving direction of balladeur train 3.Drive
Dynamic side belt pulley 5 is connected with carriage motor 9.Being set up between driving side belt pulley 5 and slave end belt pulley 6 has timing belt 7.
Balladeur train 3 is installed at a position of timing belt 7.Carriage motor 9 is carried out based on the drive control pulse signal sended over
Work, thus, the driving side belt pulley 5 for making to be connected with carriage motor 9 rotates.By rotating the driving side belt pulley 5, from
And the timing belt 7 for making to be erected between driving side belt pulley 5 and slave end belt pulley 6 rotates.Thus, make to be arranged on timing belt 7
A position balladeur train 3 along the 1st guiding elements 4 in the x direction end of the 1st guiding elements 4 with x directions
On another end between move back and forth.
2nd guiding elements 8 is configured at relative to the parallel position of the 1st guiding elements 4, and in the moving range with balladeur train 3
Extend in corresponding scope.Align member 12 is configured with balladeur train 3, the align member 12 can be with the phase of the 2nd guiding elements 8
Abut.Slided by making balladeur train 3 in the state of align member 12 abuts against with the 2nd guiding elements 8, so as to prevent balladeur train 3 with
Rotated centered on 1st guiding elements 4.
In addition, connecting elements 20 is connected with balladeur train 3.Connecting elements 20 has FFC (flexible flat cable) 13 and pipe
18 and connecting elements 20 configure between balladeur train 3 and fixed part 19.FFC13 is used to pass to the drive signal from CPU51
The recording element of printhead 2, reference picture 2 will illustrate to CPU51 later.Formed with for printhead 2 on FFC13
Recording element inside or surface transmit drive signal conductive pattern.FFC13 has elongated and relatively thin shape.Printing
In equipment 100, print cartridge (not shown) is configured with the position different from balladeur train 3, is supplied from the print cartridge via pipe 18 to printhead 2
To ink.Here, print cartridge is not equipped on the structure of balladeur train 3 but it is also possible to be the structure that print cartridge is equipped on to balladeur train 3 by explanation.
That is, connecting elements 20 can also not have pipe 18.Connecting elements 20 can also have in the distribution cables such as FFC13 and pipe 18 extremely
Lack any one.FFC13 and pipe 18 have flexibility, so as to make the center at the position of bending and flexure with balladeur train 3
Movement and move.
Conveying roller 16 extends along x directions.Pinch roll 15 is configured at position relative with conveying roller 16 in a z-direction, edge
X directions and be configured with multiple pinch rolls 15.Conveying roller 16 is connected with conveying motor 14.Conveying is driven using motor 14 is conveyed
Roller 16.Pinch roll 15 is followed the rotation of conveying roller 16 and rotated.A pair of rolls pair is formed by conveying roller 16 and pinch roll 15.Printing
In equipment 100, sheet material 1 by by the roller that conveying roller 16 and pinch roll 15 are formed to clamping.By making pinch roll 15 follow conveying roller
16 rotation, so as to which downstream side is defeated from upstream side in y-direction by the sheet material 1 that hold by conveying roller 16 and pinch roll 15
Send.
When sheet material 1 is supplied between printhead 2 and platen 11, make ink with the movement of balladeur train 3 and from printhead 2
Spray, so as to carrying out print record on sheet material 1, using roller to conveying the sheet material 1 of ormal weight.By being alternately carried out this dozen
Print acts and conveying action, so as to record image etc. on sheet material 1.
One end in the mobile range of balladeur train 3 is configured with head maintenance mechanism (recovery mechanism) 17.Head maintenance mechanism
17 be the mechanism for recovering the ink discharge performance of printhead 2, including cladding system (not shown) and wiping arrangement (are not schemed
Show) etc..Cladding system is used to seal the ejiction opening of printhead 2 when non-recorded, wiping arrangement be used to will be attached to formed with
Ink, foreign matter on the face of ejiction opening remove.Head maintenance mechanism 17 is resumed drive motor, and reference picture 2 will be right later
The recovery drive motor illustrates.
In addition, printing device 100 housing be configured with the medial surface of x directions upstream side for make it is described later
The mechanism that the abutting portion (region abutted) abutted against with the 1st guiding elements 4 of bearing portion changes, the mechanism is in Fig. 1
In do not illustrate.It is described in detail later.
Fig. 2 is the block diagram for the control structure for representing printing device 100.As shown in the drawing, printing device 100 is configured to include
Carriage motor 9, optical sensor 10, light infiltration type sensor 38, conveying motor 14, CPU51, ROM52, RAM55, driving recover
The motor, (Japanese of lift motor 33：リ Off ト モ ー タ) and external interface 54.
Printing device 100 is connected with the master computer 53 as external equipment, and host computer 53 is via external interface
54 to CPU51 input record datas, record mode setting information etc..CPU51 is responsible for the control of whole printing device 100.ROM52
For store as CPU51 perform various programs, printing device 100 carry out various actions required for inherent data.RAM55 quilts
Workspace as CPU51, the various temporary storage areas for receiving data.In addition, RAM55 is used to store various setting data.
Optical sensor 10 is used to measure the distance between printhead 2 and platen 11, light infiltration type sensor 38
For being detected to the anglec of rotation of eccentric cam 26, reference picture 3 etc. will illustrate to eccentric cam 26 later.Lifting
Motor 33 is located at printing device 100, and it can produce the driving force for moving bearing components 21, and reference picture 3 will be right later
Bearing components 21 illustrate.
CPU51 according to the program for being stored in ROM52 come to carriage motor 9, conveying motor 14, recover drive motor and to beat
The heater element of print first 2 is controlled.In addition, CPU51 is according to the letter from optical sensor 10 and light infiltration type sensor 38
Breath etc. controls lift motor 33 etc..In addition, in figures in the following, eliminate the diagram of optical sensor 10.
Fig. 3 is the stereogram for representing the guiding elements 4 of balladeur train 3 and the 1st.As shown in figure 3, the both ends on the x directions of balladeur train 3
Portion is provided with the bearing 23 (bearing portion) abutted against with the face of cylinder of the 1st guiding elements 4.Each bearing 23 has two supports 22,
Each bearing support component 21 of support 22.Bearing components 21 are engagement pads, and the engagement pad includes flat component.In each supporting
The force application component 24 to be exerted a force from z directions downstream towards upstream side to bearing components 21 is configured with portion 22.As shown in figure 3, branch
Bearing portion 22 supports a pair of bearings component 21 so that when observing balladeur train 3 from x directions, a pair of bearings component 21 forms inverted V-shape.It is sliding
Frame 3 makes the bearing components 21 of bearing 23 be connected to the 1st guiding elements 4 while entering line slip.
In addition, being provided with the axle 70 extended in the x-direction on balladeur train 3, the both ends on the x directions of axle 70 are provided with partially
Cardiac prominence wheel 26.Two eccentric cams 26 are for same shape and in a manner of the position identical on position in y-direction and z directions
Axle 70 is installed on, two eccentric cams 26 are with equal power to lobe plate 25 corresponding with two eccentric cams 26 respectively
Force, reference picture 4 will illustrate to lobe plate 25 later.In addition it is also possible to it is shape, the y for making two eccentric cams 26
The differences such as the position on position and z directions on direction, to cope with the abrasion at the both ends of bearing components 21 in the x direction
Amount generates the situation of difference.
Fig. 4 is the stereogram for the configuration for representing bearing components 21.In addition, in Fig. 4, eliminate a part for balladeur train 3
Diagram.As shown in figure 4, lobe plate 25 is configured between eccentric cam 26 and bearing components 21.In addition, it is as shown in the drawing, with
The mode that the 1st guiding elements 4 is clipped between a pair of bearings component 21 configures balladeur train 3, wherein, a pair of bearings component 21 is with certainly
The mode that inverted V-shape is formed when x directions are observed configures.
Fig. 5 a and Fig. 5 b are the sectional elevations for representing balladeur train 3 and guiding elements 4, are shown from the x directions upstream shown in Fig. 3
Resulting state is observed towards downstream in side.Fig. 5 a are the sectional elevations for representing to make the state before the displacement of bearing components 21,
Fig. 5 b be represent to make bearing components 21 move after state sectional elevation.By rotating eccentric cam 26, so that axle
The displacement of bearing member 21 (straight-line displacement), the position abutted against with the 1st guiding elements 4 for changing bearing components 21 (hereinafter referred to as " are supported
Socket part position ").As shown in figure 5 a and 5b, a pair of bearings component 21 (the 1st abutting member, the 2nd abutting member) is with can be while tie up
The mode supported portion 22 for holding the constant one side progress displacement of angle theta supports.
In addition, as shown in figure 5 a and 5b, bearing components 21 lean on the upper surface of z directions upstream side and leaning on for lobe plate 25
The lower surface in z directions downstream abuts against.Lobe plate 25 by can to the upstream side in z directions and downstream displacement in a manner of match somebody with somebody
Put, the upper surface by z directions upstream side of lobe plate 25 abuts against with eccentric cam 26.Bearing components 21 are by the court of force application component 24
Exerted a force to from the direction of the oblique upstream side in z directions downstream.
For 1st guiding elements 4 by being made compared with bearing components 21, compared with the material of hard, the hardness of the 1st guiding elements 4 is high
In the hardness of bearing components 21.Therefore, as the mobile number of the scanning in the x direction of balladeur train 3 is i.e. relative to the 1st guiding structure
The increase of the slip number of part 4, the abutting portion of bearing components 21 can wear.Have due to being acted on balladeur train 3 from z directions
Therefore upstream side, the position of balladeur train 3 is made because of the abrasion of the abutting portion of bearing components 21 to z side towards the gravity in downstream
The downstream change in location of side.Thus, following situation be present：The distance between printhead 2 and sheet material 1 for being mounted on balladeur train 3
Change, so that imparting position of the ink on sheet material 1 offsets and reduce image quality.
Therefore, in the present embodiment, bearing components 21 abutting portion there occurs abrasion in the case of, change abut
Position, abutted against so that the region less without the region of abrasion or abrasion of bearing components 21 turns into the 1st guiding elements 4
Abutting portion.Thus, the distance between printhead 2 and sheet material 1 are maintained desired distance and suppress the drop of image quality
It is low.By making the straight-line displacement on the direction that the bearing of trend with the 1st guiding elements 4 intersects of bearing components 21, so as to change
The abutting portion abutted against with the 1st guiding elements 4 of bearing components 21.
When being rotated the state shown in eccentric cam 26 from Fig. 5 a, turn into the state shown in Fig. 5 b.With such as lower section
Formula is set to the shape of eccentric cam 26 so that eccentric cam 26 have rotated about 90 degree when from the front from accompanying drawing
In the case of, putting on the power of bearing components 21 via lobe plate 25 from eccentric cam 26 becomes maximum.By using eccentric convex
26 pairs of bearing components 21 of wheel apply the power bigger than the power that force application component 24 applies to bearing components 21, so that bearing components 21 incline
Tiltedly to the downstream straight-line displacement of z directions.
In addition, in figure 5b, it is illustrated that the situation for making the state shown in eccentric cam 26 from Fig. 5 a have rotated about 90 degree,
But as long as can be by making the rotation of eccentric cam 26 make the displacement of bearing components 21, then the angle of eccentric cam 26 be by special
Limit.The angle for rotating eccentric cam 26 can suitably be adjusted, to adjust the displacement of bearing components 21.
As shown in Figure 5 b, when making bearing components 21, to during the downstream displacement of z directions, bearing components 21 guide structure with the 1st
The abutting portion that part 4 abuts against turn into bearing components 21, than the abutting portion in the state of shown in Fig. 5 a lean on z directions upstream side
Region.Like this, by rotating eccentric cam 26, so that the active force applied from eccentric cam 26 to bearing components 21
Change, makes the displacement of bearing components 21.
Here, illustrate to make the situation of the position displacement shown in the position to Fig. 5 b shown in bearing components 21 from Fig. 5 a, but
Can also make the position displacement shown in the position to Fig. 5 a shown in bearing components 21 from Fig. 5 b.In addition, eccentric cam 26 is formed
For when the balladeur train 3 in printing action process scans mobile, eccentric cam 26 will not be in the reaction force from force application component 24
In the presence of rotated, eccentric cam 26, postrotational state can be by the presence of drive mechanism (driving part)
Maintain, reference picture 6 and Fig. 7 will illustrate to drive mechanism later.
Fig. 6 is the stereogram for representing to make the drive mechanism of the displacement of bearing components 21, and Fig. 7 is for illustrating the dynamic of drive mechanism
The stereogram of work.In addition, in figure 6, eliminate the diagram of the idler gear 35,36 shown in Fig. 7.As shown in Figure 6 and Figure 7, exist
One end of axle 70 is provided with lifter cam 31.In the state of shown in Fig. 6 and Fig. 7, lifter cam 31 is located at depends on x than eccentric cam 26
The position of direction upstream side, rotate eccentric cam 26 using the rotation of axle 70 caused by the rotation by lifter cam 31.
Connection cam 32, lift motor 33 and light infiltration type are configured with the medial surface 39 of the housing of printing device 100 to pass
Sensor 38.In addition, lift motor 33 is stepper motor, it is the driving that can produce the driving force for making the displacement of bearing components 21
Source.Driving force from lift motor 33 is transferred to bearing components 21 from transfer part and makes the displacement of bearing components 21, the transmission
Portion includes the motor gear 34 shown in Fig. 7, idler gear 35,36, connection cam 37,32, lifter cam 31 and eccentric cam
26。
In 21 displacement of bearing components to be made, balladeur train 3 is moved to lifter cam 31 and couple the chimeric position of cam 32
Put, and lifter cam 31 is mutually fitted together to connection cam 32, so that the mobile stopping of balladeur train 3.Then, using from CPU51
Control be driven lift motor 33, rotate motor gear 34, the rotation be transferred to via idler gear 35,36
Couple cam 37.Connection cam 37 directly links with coupling cam 32, and connection cam 32 is with coupling the rotation of cam 37 linkedly
Rotated, so that the lifter cam 31 mutually chimeric with connection cam 32 rotates.Thus, axle 70 rotates, eccentric cam 26 with
The rotation of axle 70 and rotate, the correspondingly displacement according to the force from eccentric cam 26 of bearing components 21.
As shown in Figure 6 and Figure 7, covering 31a is provided with lifter cam 31.Light infiltration type sensor 38, which has, to be used to send out
The light receiving element of the light-emitting component of light extraction and the light sent for receiving self-emission device, light infiltration type sensor 38 are configured at
Such position：Detect the position for the covering 31a that rotation with lifter cam 31 can be changed.Work as liter
When dropping cam 31 and rotating, covering 31a is configured in the range of light infiltration type sensor 38 can read, so as to hinder light to arrive
Up to the light receiving element of light infiltration type sensor 38.Light infiltration type sensor 38 is according to the amount of the light received by light receiving element
That is the transit dose of light is being that the anglec of rotation of eccentric cam 26 detects to covering 31a position.CPU51 is from light infiltration type
Sensor 38 obtains the information relevant with the anglec of rotation of eccentric cam 26, if the anglec of rotation does not meet to be used to make bearing structure
Part 21 is moved to the anglec of rotation of desired position, then makes pulsed drive as defined in the further progress of lift motor 3 and make bias
Cam 26 rotates.
Next, illustrate the flow of the processing for making the displacement of bearing components 21.In the present embodiment, according to printhead
2 and record when be placed with the distance between the platen 11 of sheet material 1 to decide whether to make the displacement of bearing components 21.
Fig. 8 is the flow chart for representing to make the handling process of the displacement of bearing components 21.As shown in figure 8, first, starting to print
Before action, the distance between printhead 2 and platen 11 X1 are measured (S1) using optical sensor 10.Next,
Obtain from the distance between the when dispatching from the factory of printing device 100, printhead 2 and platen 11 X subtract distance X1 obtained from distance.
Here, in the case of distance measurements of the amount more than distance X2 that the distance between printhead 2 and platen 11 narrows and narrowed, will
There is a possibility that image quality reduces.Therefore, if distance is below distance X2 (in S2 obtained from distance X subtracts distance X1 certainly
The situation for being yes), then do not make the displacement of bearing components 21, i.e., rotate eccentric cam 26 but terminate present treatment, and start to beat
Print acts.
On the other hand, situation of the distance more than distance X2 (is no in S2 obtained from distance X1 is subtracted from distance X
Situation) under, in order that the displacement of bearing components 21 and change abutting portion, eccentric cam 26 is rotated (S3).Specifically,
CPU51 correspondingly makes lift motor 33 according to the distance between printhead 2 and platen 11 measured using optical sensor 10
It is driven and rotates motor gear 34.Also, the rotation of motor gear 34 is transferred to connection via idler gear 35,36
Cam 37,32 and lifter cam 31 and rotate eccentric cam 26.CPU51 is obtained from light infiltration type sensor 38 and eccentric cam
The relevant information of 26 anglec of rotation, and rotate eccentric cam 26 according to the information and make the displacement of bearing components 21, so as to
The distance between printhead 2 and platen 11 is set to turn into desired distance.Then, the processing (S1~S2) is repeated again.
Handled more than to decide whether to make the displacement of bearing components 21.In bearing components 21 and the phase of the 1st guiding elements 4
The abutting portion of abutting occurs abrasion and the distance between printhead 2 and platen 11 is made less than in the case of desired distance
The displacement of bearing components 21 and change abutting portion.That is, balladeur train 3 by the e axle supporting of the 1st guiding elements 4, makes abutting portion
Change by still unworn region to be used as abutting portion, so that the distance between printhead 2 and platen 11 are as desired
Distance.Thereby, it is possible to suppress to make the distance between printhead 2 and platen 11 because abrasion occurs for the abutting portion of bearing components 21
The reduction of image quality caused by changing.In addition, abutting against with the 1st guiding elements 4 even in bearing components 21
In the case that abutting portion is there occurs abrasion, by suitably changing abutting portion, it can also suppress the part of bearing components 21
Replacement frequency, so as to be obviously improved non-maintainingization.
Here, explanation variation.In this variation, decide whether to make according to the current value for moving balladeur train 3
The displacement of bearing components 21.Other structures are identical with the 1st embodiment, and therefore, the description thereof will be omitted.In addition, utilize speed (not shown)
Sensor is spent to measure the translational speed of balladeur train 3.
Fig. 9 is the flow chart for representing the handling process for making the displacement of bearing components 21 in this variation.First, beaten
Before print action, the current value A1 for making balladeur train 3 be moved with fixing speed is measured (S11).Obtain from current value A1
Subtract printing device 100 when dispatching from the factory for the balladeur train 3 is moved with fixing speed current value A obtained from current value.
In order that balladeur train 3 is higher than when dispatching from the factory with the current value that fixing speed is mobile and needs makes balladeur train 3 with regulation speed
In the case of spending mobile current value, load increase is slided, rubbish, ink etc. are attached to the 1st guiding elements 4 and bearing structure sometimes
Between part 21.When rubbish etc. is attached between the 1st guiding elements 4 and bearing components 21, the shifting of balladeur train 3 can not be stably controlled
It is dynamic, it is possible to reduce image quality.In addition, when rubbish etc. is attached between the guiding elements 4 of bearing components 21 and the 1st, no
It only can wear bearing components 21, can also damage the 1st guiding elements 4.When damaging 1 guiding elements 4, according to damage
The difference of degree, it is sometimes desirable to change the 1st guiding elements 4.
Therefore, here, in order that balladeur train 3 is mobile and need following current value, add on current value A with fixing speed
In the case of current value obtained from the upper current value more than current value A2, the bigger slip load of influence that is brought to image quality
Increase, being accompanied by this driving load increases.In this case, make the displacement of bearing components 21 and remove rubbish etc., and
Change the abutting portion of bearing components 21.
If from current value A1 subtract current value A obtained from current value be below the current value A2 (situations for being yes in S12
Under), rotate eccentric cam 26 but terminate present treatment, and start printing action.On the other hand, subtract from current value A1
In situation (situation for being no in S12) of the current value obtained from removing current value A more than current value A2, revolve eccentric cam 26
Turn (S13) and repeat the processing (S11~S12) again.
Handled more than, in this variation, can stably control the movement of balladeur train 3 and suppress the drop of image quality
It is low, further, it is possible to suppress the replacement frequency of the guiding elements 4 of bearing components 21 and the 1st, it is obviously improved non-maintainingization.
2nd embodiment
In the 2nd embodiment, the structure of bearing is different from the 1st embodiment.Other structures and the 1st embodiment phase
Together, therefore, the description thereof will be omitted.
Figure 10 is the stereogram for representing the guiding elements 4 of balladeur train 3 and the 1st.As shown in Figure 10, two on the x directions of balladeur train 3
End is provided with bearing 29.Bearing components 27 are configured with each bearing 29.The bearing components of end side on x directions
27 are connected using connecting rod 30 and the bearing components 27 positioned at another end side.
Figure 11 is the sectional elevation for representing the guiding elements 4 of balladeur train 3 and the 1st, is represented from the x directions upstream side court shown in Figure 10
State obtained by downstream side observation.As shown in figure 11, bearing 29 has two supports 28, each bearing support structure of support 28
Part 27 (engagement pad).Two supports 28 distinguish bearing support component 27, so as to maintain angle theta constant while making axle
Bearing member 27 rotates, wherein, the angle theta be bearing components 27 the face including the face abutted against with the 1st guiding elements 4 it
Between angle.Supported portion 28 supports bearing components 27 as follows, i.e.,：Can be vertical with being formed the face of angle theta with edge
The axle of direction extension pivots about displacement.In addition, in a same manner as in the first embodiment, bearing components 27 are as follows
Supported portion 28 supports, i.e.,：Face when observing in the x-direction including the face abutted against with the 1st guiding elements 4 forms V
Font.To clip the 1st guiding between a pair of bearings component 27 (the 1st abutting member, the 2nd abutting member) of formation inverted V-shape
The mode of component 4 configures balladeur train 3.
Figure 12 a and Figure 12 b are the stereograms for representing bearing components 27, are the spinning movements for illustrating bearing components 27
Stereogram.In addition, in Figure 12 a and Figure 12 b, the diagram of balladeur train 3 is eliminated.
As depicted in figs. 12 a and 12b, bearing components 27 have linking part 27b and jut 27c.By making bearing components
27 projection 27c (the 1st holding section) fastens with projection 44a, 45a (the 2nd holding section), so that bearing components 27 are rotated
Displacement, reference picture 13 and Figure 14 will illustrate to projection 44a, 45a later.The bearing for the one end being configured on x directions
The linking part 27b of component 27 is connected using the linking part 27b of connecting rod 30 and the bearing components 27 for being configured at the other end.Cause
This, when the bearing components 27 of one end carry out swing offset, rotates linkedly, the bearing components 27 of the other end are carried out
Swing offset.Bearing components 27 are plectane components.
In the state of shown in Figure 12 a, on the opposite face relative with the 1st guiding elements 4 of bearing components 27 by dotted line
The region of expression is the abutting portion that the guiding elements 4 of bearing components 27 and the 1st abuts against.When making bearing components 27 from Figure 12 a institutes
When the state shown is rotated, turn into the state shown in Figure 12 b.In the state of shown in Figure 12 b, bearing components 27 with the 1st
The region represented by single dotted broken line on the relative opposite face of guiding elements 4 offsets as bearing components 27 with the 1st guiding elements 4
The abutting portion connect.By so rotating bearing components 27, so that abutting portion changes.In addition it is also possible to make bearing structure
The rotation axis off-center of part 27.In addition, the abutting portion on bearing components 27 can also be the region without pivot,
Or, on the opposite face relative with the 1st guiding elements 4 of bearing components 27, abutting portion and there is pivot
Region be different regions.
Figure 13 is the stereogram for representing to make the drive mechanism of the rotation of bearing components 27, and Figure 14 is for illustrating drive mechanism
The stereogram of action.As shown in figure 13, motor gear 34, idle running tooth are configured with the medial surface 40 of the housing of printing device 100
Take turns 41~idler gear 43, lifter wheel 44,45 (Japaneses：リ Off ト ギ ヤ) and light infiltration type sensor 38.Utilize driving machine
Structure rotates bearing components 27, and the drive mechanism has lift motor 33, motor gear 34, the idler gear 41 shown in Figure 14
~idler gear 43, lifter wheel 44,45.44a and covering 44b are conformed with lifter wheel 44.In lifter wheel 45
On be conformed with 45a.The projection 44a of lifter wheel 44 is arranged on can be with the end for swimming side in the x direction of bearing components 27
Place is configured at the position that the projection 27c of y directions upstream side fastens.The projection 45a of lifter wheel 45 is arranged on can be with bearing
The end for swimming side in the x direction of component 27 is configured at the position that the projection 27c in y directions downstream fastens.
When bearing components 27 to be made rotate, make what balladeur train 3 was moved to bearing components 27 to be configured at the prominent of x directions upstream side
The position that 27c can engage with projection 44a, 45a of lifter wheel 44,45 is played, makes the projection of the x directions upstream side of bearing components 27
27c and lifter wheel 44,45 projection 44a, 45a fasten, and make the mobile stopping of balladeur train 3.Then, enter lift motor 33
Row driving and rotate motor gear 34, by the rotation via 41~idler gear of idler gear 43 be transferred to lifter wheel 44,
45.By rotating lifter wheel 44,45, so that projection 44a, 45a of lifter wheel 44,45 also rotates, make and projection
The projection 27c displacements that 44a, 45a fasten, bearing components 27 are thus made to carry out swing offset.
Light infiltration type sensor 38 is configured at the covering 44b that can be changed to the rotation with lifter wheel 44
The position detected of position.Light infiltration type sensor 38 detects masking according to the amount of the light received from light receiving element
Part 44b position is so as to detecting the anglec of rotation of bearing components 27.If the anglec of rotation is unsatisfactory for desired angle,
CPU51 makes pulsed drive as defined in the further progress of lift motor 33 and bearing components 27 is carried out swing offset.
Next, explanation makes the flow of the processing of the progress swing offset of bearing components 27.In the present embodiment, according to beating
Print first 2 and be placed with the distance between the platen 11 of sheet material 1 in record to decide whether to make bearing components 27 to rotate.
Figure 15 is the flow chart for representing to make the handling process of the rotation of bearing components 27.In addition, S21~S22 shown in Figure 15
Processing be and the processing identical of S1~S2 shown in Fig. 8 of the 1st embodiment handle.As shown in figure 15, first, starting
Before printing action, the distance between printhead 2 and platen 11 X1 are measured (S21) using optical sensor 10.If
From the distance between the when dispatching from the factory of printing device 100, printhead 2 and platen 11 X subtract distance X1 obtained from distance be away from
From below X2 (situation for being yes in S22), then rotate bearing components 27 but terminate present treatment, and it is dynamic to start printing
Make.
On the other hand, situation of the distance more than distance X2 (is no in S22 obtained from distance X1 is subtracted from distance X
Situation) under, bearing components 27 is rotated (S23).Specifically, CPU51 is according to the printing measured using optical sensor 10
First 2 rotate motor gear 34 with the distance between platen 11 be correspondingly driven lift motor 33.Also, by horse
Rotation up to gear 34 is transferred to lifter wheel 44,45 via 41~idler gear of idler gear 43, and makes axle as described above
Bearing member 27 rotates.Then, the processing (S21~S22) is repeated again.
Handled more than to decide whether to make bearing components 27 to rotate.In bearing components 27 and the phase of the 1st guiding elements 4
The abutting portion of abutting occurs abrasion and the distance between printhead 2 and platen 11 is made less than in the case of desired distance
Bearing components 27 rotate and change abutting portion.That is, balladeur train 3 by the e axle supporting of the 1st guiding elements 4, makes abutting portion
Change by still unworn region to be used as abutting portion, so that the distance between printhead 2 and platen 11 are as desired
Distance.Thereby, it is possible to suppress to make the distance between printhead 2 and platen 11 because abrasion occurs for the abutting portion of bearing components 27
The reduction of image quality caused by changing, also, the replacement frequency of bearing components 27 can also be suppressed, so as to aobvious
Write lifting non-maintainingization.
Hereinafter, several variations are illustrated.In this variation, according to the electric current for making balladeur train 3 be moved with fixing speed
Value decides whether to make the bearing components 27 rotate.Other structures are identical with the 2nd embodiment, and therefore, the description thereof will be omitted.
Figure 16 is the flow chart for representing the handling process for being rotated bearing components 27 in this variation.In addition, figure
The processing of S31~S32 shown in 16 is and the processing identical of S11~S12 shown in Fig. 9 of the 1st embodiment is handled.It is first
First, before printing action is carried out, balladeur train 3 is moved with fixing speed, measure current value A1 (S31) now.If from electric current
Value A1 subtract printing device 100 it is when dispatching from the factory, for balladeur train 3 is moved with fixing speed current value A obtained from electric current
It is worth for below A2 (situation for being yes in S32), then rotates bearing components 27 but terminate present treatment, and it is dynamic to start printing
Make.On the other hand, situation of the current value more than current value A2 (is in S32 obtained from current value A1 is subtracted from current value A
No situation) under, bearing components 27 is rotated (S33), and repeat the processing (S31~S32) again.
In the same manner as the variation of the 1st embodiment rubbish is being attached between the 1st guiding elements 4 and bearing components 27
Deng and in the case of making slip load increased, handled more than, bearing components 27 is rotated and is removed rubbish etc..Thus,
The increase of driving load can be suppressed, the movement for being capable of the stably balladeur train 3 to being slided relative to the 1st guiding elements 4 is controlled
System.
Figure 17 is the sectional elevation for another variation for representing bearing components.In said embodiment, illustrate as follows
Situation：Bearing components are flat component, bearing components including the abutting portion abutted against with the 1st guiding elements 4
Face (opposite face) be plane.However, as shown in figure 17, the opposite face 61a relative with the 1st guiding elements 4 of bearing components 61
(contact surface) can also be sphere.In addition, as shown in figure 17 or, bearing components 61 can with the 1st guiding elements 4
Diameter parallel rotated centered on the axle 60 that extends.
In the case of shown in Figure 17, by being exerted a force from eccentric cam 26 by lobe plate 25 to bearing components 61, and make
Bearing components 61 are rotated (swing offset), so as to change on the contact surface 61a of bearing components 61 with the 1st guiding elements 4
The abutting portion abutted against.In addition, in the case of for the structure, bearing components 61 by force application component (not shown) to it is following this
The direction force of sample, i.e. with the effect by the force from eccentric cam 26 and the direction in opposite direction that rotates, so as to will
Bearing components 61 maintain the position after being rotated in the presence of the force from eccentric cam 26.
In addition, for example, bearing components can also be the component of cylindrical shape.In this case, by make bearing components with
Along the direction to be intersected with the bearing of trend of the 1st guiding elements or the direction parallel with the bearing of trend of the 1st guiding elements extension
Axle pivot about, the abutting portion abutted against with the 1st guiding elements of bearing components can be changed.In bearing to be made
In the case that the axle that component is extended with the direction to be intersected along the bearing of trend with the 1st guiding elements pivots about,
Can enter bearing components after the direction displacement for making bearing components be intersected along the bearing of trend with the 1st guiding elements
Row swing offset, so as to change abutting portion.In addition, in the example above, make bearing structure using the driving force of driving source
Part displacement (straight-line displacement or swing offset) is but it is also possible to be without using driving source, but user manually makes bearing
Component displacement.As long as can so change the abutting portion abutted against with guiding elements of bearing portion, its method, mechanism just not by
Limit.
Although the present invention has been described with reference to particular embodiments, but it is to be understood that the invention is not restricted to disclosed
Embodiment.The scope of the appended claims should meet broadest explanation, with including all deformations, equivalent structure
And function.
Claims (11)
1. a kind of carriage apparatus, wherein,
The carriage apparatus includes：Guiding elements；Balladeur train, it can be moved back and forth along the guiding elements；And bearing structure
Part, its be arranged on it is on the balladeur train and tangent with the guiding elements,
The carriage apparatus also include make the bearing components relative to the balladeur train carry out displacement mechanism, by the displacement and
The position tangent with the guiding elements of the bearing components is set to change,
Characterized in that, the bearing components have the 1st abutting member and the 2nd abutting member, the 1st abutting member and the 2nd is supported
Angle as defined in being formed between connection member, using the mechanism, maintain the defined angle constant while making the described 1st
Abutting member and the 2nd abutting member displacement together.
2. carriage apparatus according to claim 1, it is characterised in that
The mechanism has eccentric cam, by making the eccentric cam rotation move the bearing components, the position
Correspondingly changed according to the anglec of rotation of the eccentric cam.
3. carriage apparatus according to claim 1, it is characterised in that
The 1st holding section is provided with the bearing components, the mechanism has the 2nd card that can be fastened with the 1st holding section
Conjunction portion, by making the 2nd holding section displacement make the bearing components displacement.
4. carriage apparatus according to any one of claim 1 to 3, it is characterised in that
Form the driving source of the mechanism and transfer part is arranged on the balladeur train.
5. carriage apparatus according to any one of claim 1 to 3, it is characterised in that
Using the mechanism, make the bearing components straight on the direction that the direction with extending along the guiding elements intersects
Displacement of the lines.
6. carriage apparatus according to any one of claim 1 to 3, it is characterised in that
Using the mechanism, on the direction for making the bearing components to be intersected with the direction extended along the guiding elements
Axle pivots about displacement.
7. carriage apparatus according to any one of claim 1 to 3, it is characterised in that
Using the mechanism, make the bearing components with the axle on the direction parallel with the direction extended along the guiding elements
Pivot about displacement.
8. carriage apparatus according to claim 1, it is characterised in that
The bearing components are dividually provided with multiple on the direction that the balladeur train moves.
9. carriage apparatus according to any one of claim 1 to 3, it is characterised in that
The carriage apparatus also includes the unit of the distance between the head for obtaining platen and being mounted on the balladeur train, according to
To the change of distance utilize the mechanism to move the bearing components.
10. carriage apparatus according to any one of claim 1 to 3, it is characterised in that
The carriage apparatus also includes being used for the list for obtaining the driving load when the balladeur train moves relative to the guiding elements
Member, the mechanism is utilized to move the bearing components according to the change of obtained driving load.
A kind of 11. device including carriage apparatus, it is characterised in that
The carriage apparatus is the carriage apparatus any one of claims 1 to 3, and printhead or read head are equipped on described
Balladeur train.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014120897A JP2016000482A (en) | 2014-06-11 | 2014-06-11 | Carriage device |
| JP2014-120897 | 2014-06-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105275985A CN105275985A (en) | 2016-01-27 |
| CN105275985B true CN105275985B (en) | 2018-03-23 |
Family
ID=55076345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510319979.3A Active CN105275985B (en) | 2014-06-11 | 2015-06-11 | Carriage apparatus and the device including carriage apparatus |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2016000482A (en) |
| CN (1) | CN105275985B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6750868B2 (en) | 2016-07-29 | 2020-09-02 | キヤノン株式会社 | Recording device |
| JP6765890B2 (en) * | 2016-07-29 | 2020-10-07 | キヤノン株式会社 | Carriage device |
| JP6873747B2 (en) * | 2017-03-03 | 2021-05-19 | キヤノン株式会社 | Printing device and carriage device |
| GB2611296A (en) * | 2021-09-27 | 2023-04-05 | Videojet Technologies Inc | Clamp for printer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004268340A (en) * | 2003-03-06 | 2004-09-30 | Seiko Epson Corp | Carriage and liquid ejector equipped with that carriage |
| CN1550331A (en) * | 2003-04-25 | 2004-12-01 | 兄弟工业株式会社 | Imaging device and image scanistor |
| JP2004345187A (en) * | 2003-05-21 | 2004-12-09 | Sharp Corp | Device for image |
| CN101412331A (en) * | 2007-10-16 | 2009-04-22 | 精工爱普生株式会社 | Mounting structure of sliding framework guide shaft and printer |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7303246B2 (en) * | 2004-12-16 | 2007-12-04 | Hewlett-Packard Development Company, L.P. | Printhead-to-media spacing adjustment apparatus and method |
| JP5938875B2 (en) * | 2011-11-09 | 2016-06-22 | 株式会社リコー | Image forming apparatus |
-
2014
- 2014-06-11 JP JP2014120897A patent/JP2016000482A/en active Pending
-
2015
- 2015-06-11 CN CN201510319979.3A patent/CN105275985B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004268340A (en) * | 2003-03-06 | 2004-09-30 | Seiko Epson Corp | Carriage and liquid ejector equipped with that carriage |
| CN1550331A (en) * | 2003-04-25 | 2004-12-01 | 兄弟工业株式会社 | Imaging device and image scanistor |
| JP2004345187A (en) * | 2003-05-21 | 2004-12-09 | Sharp Corp | Device for image |
| CN101412331A (en) * | 2007-10-16 | 2009-04-22 | 精工爱普生株式会社 | Mounting structure of sliding framework guide shaft and printer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105275985A (en) | 2016-01-27 |
| JP2016000482A (en) | 2016-01-07 |
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