CN201214311Y - Ink supply tube rolling apparatus - Google Patents
Ink supply tube rolling apparatus Download PDFInfo
- Publication number
- CN201214311Y CN201214311Y CNU2008200508610U CN200820050861U CN201214311Y CN 201214311 Y CN201214311 Y CN 201214311Y CN U2008200508610 U CNU2008200508610 U CN U2008200508610U CN 200820050861 U CN200820050861 U CN 200820050861U CN 201214311 Y CN201214311 Y CN 201214311Y
- Authority
- CN
- China
- Prior art keywords
- ink supply
- supply pipe
- retracting device
- shell
- reel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a retracting device of an ink supply tube, which is mainly applied to a continuous ink supply system of an inkjet printer. The device comprises an ink supply tube, a shell, a drum and a wind spring, wherein, the shell is provided with a first continuous manger, a second continuous manger and a holding cavity. The rotating drum is arranged in the holding cavity. One end of the wind spring is connected with the drum and the other end of the wind spring is connected with the shell. The ink supply tube convolutes on the drum to form a first roll and a second roll which have the opposite convolution direction. The ink supply tube is connected with the front part of a printing head and the back part of an external ink storage container. The ink supply tube extends out of the shell from the first continuous manger and the second continuous manger. The utility model can solve the problem that the overlength, the sagging, the stack or the curl of the ink supply tube cause the abrasion of the ink supply tube, influence the movement of the printing head and even block the printing head. Consequently, the running stability and the printing quality of the printing head are improved. The retracting device of the ink supply tube is especially applicable to wide-format printers.
Description
Technical field
The utility model relates to the continuous ink-supply system that is used for ink-jet printer, relates in particular to the improvement of the central ink supply pipe supporting way of continuous ink-supply system.
Background technology
Be used for the continuous ink-supply system of ink-jet printer at present, common ink supply pipe supporting way generally is directly to be fixed on the printer housing by pad, perhaps utilizes stent support above the printer housing.For example, publication number is that the utility model patent specification of CN2573231Y discloses the sustainable ink-feeding device of a kind of ink-jet printer, comprise printhead, the ink supply pipe that can reciprocatingly slide, be used to ink-storing bottle that supports the ink supply pipe bracing frame of this ink supply pipe and be positioned at the printer outside etc. along the slide rail in the printer, the base of ink supply pipe bracing frame is fixed on the printer housing, ink supply pipe bracing frame has the brace summer that a level is stretched to printhead sliding space middle part, and a section of ink supply pipe middle part is fixed on this brace summer by several pipe clamps; One end of ink supply pipe is connected in the printhead and sealing, and the other end inserts the ink-storing bottle bottom.More than this ink supply pipe supporting way on the printer of face in a narrow margin, be feasible, but when on the printer of wide format, using, will occur sledge movements not freely, stuck, ink supply pipe problem such as wear and tear at a high speed easily, this mainly is because the sledge movements distance of wide format printer is bigger, phenomenons such as sagging, curling can occur for cooperating its motion that long ink supply pipe is set.
The utility model content
The purpose of this utility model is to provide a kind of ink supply pipe retracting device that is used for ink-jet printer, with solve sledge movements not freely, stuck, ink supply pipe technical problem such as wearing and tearing easily easily.
For solving above technical problem, the utility model provides a kind of ink supply pipe retracting device, comprises ink supply pipe, shell, reel and wind spring; Described ink supply pipe has the front portion that is connected to a printhead and is connected to the rear portion of an external storage ink container; Described shell has first groove, second groove and container cavity; Described reel is arranged at described container cavity rotationally; One end of described wind spring is connected in described reel, and the other end is connected in described shell; Described ink supply pipe is reeled on described reel and is formed the first volume and second volume, and the described first volume is opposite with the coiling direction of second volume; The front and rear of this ink supply pipe stretches out described shell by described first groove and second groove respectively.
When printhead moves to the left, ink supply pipe retracting device is subjected to the effect of printhead pulling force, makes the reel rotation and discharges the ink supply pipe forward, to replenish the length of ink supply pipe front portion, avoid pining down inadequately the motion of printhead, make wind spring storage elasticity potential energy simultaneously because of this part ink supply length of tube; When printhead moves to the right, the elastic potential energy that ink supply pipe retracting device utilizes wind spring to discharge, make the reel revolution furl the ink supply pipe, to shorten the length of ink supply pipe front portion, the tension force that keeps this part ink supply pipe simultaneously, avoid this part ink supply pipe because of long sagging, pile up or curl and cause the wearing and tearing of ink supply pipe, influence the motion of printhead even the problem that printhead is stuck, thereby improved the operation stability of printhead, solved because of the ink supply pipe influences the unstable print quality that produces of printhead operation and be short of problem.This ink supply pipe retracting device is particularly suitable for using on the wide cut printer.
As improvement of the present utility model, described shell preferably is fixedly set in one and prints engine housing; Can have the back shaft that is used to support described reel in this shell, this reel forms rotating the cooperation by the sleeve pipe along its axis setting with described back shaft.
As an aspect of the present utility model, described shell is roughly cylindrical, and described first groove and second groove are formed at the circumference side of this shell.Described shell is preferably connected to form by first cap and second cap, and described first groove and second groove are formed at the circumference side of described first cap and second cap respectively.
As on the other hand of the present utility model, described wind spring can be positioned at an axial side of described reel, and preferably is positioned at the wind spring storage tank of described container cavity one side, and this wind spring storage tank is formed at the inner surface of described first cap or second cap.
As one side more of the present utility model, the circumference side of described reel is formed with one around tube seat, should be around tube seat by being formed on two circumferential flanges of two end faces of reel and being surrounded around the pipe face of a ring-type; The coiling portion that is made of the described first volume and second volume is positioned at this around tube seat.
Description of drawings
Fig. 1 is the operation principle schematic diagram of a kind of preferred implementation of the utility model ink supply pipe retracting device;
Fig. 2 is the structural representation of ink supply pipe retracting device shown in Figure 1 when the anterior elongation of ink supply pipe;
Fig. 3 is the parts explosion of the ink supply pipe retracting device under the state shown in Figure 2;
Fig. 4 is another angle parts explosion of the ink supply pipe retracting device under the state shown in Figure 2;
Fig. 5 is the structural representation of ink supply pipe retracting device shown in Figure 1 when the anterior shortening of ink supply pipe;
Fig. 6 is the parts explosion of the ink supply pipe retracting device under the state shown in Figure 5;
Fig. 7 is another angle parts explosion of the ink supply pipe retracting device under the state shown in Figure 5.
Below in conjunction with accompanying drawing and better embodiment the utility model is described in further detail.
The specific embodiment
Referring to Fig. 1 to Fig. 7, a kind of preferred implementation of the utility model ink supply pipe retracting device, this ink supply pipe retracting device has mainly comprised ink supply pipe 1, shell 2, reel 3, wind spring 4 etc.Ink supply pipe 1 is connected between external storage ink container (not shown) and the printhead 5, this printhead 5 generally includes built-in print cartridge and balladeur train etc., built-in print cartridge is utilized fixedly that retaining clip is fixed on the balladeur train, and this balladeur train can reciprocally slide about the slide rail in the printer is in certain scope; The comb that ink supply pipe 1 is made up of many parallel single tubes, its front end pass the beam tube plate that is positioned at built-in print cartridge top, insert the interior and sealing of ink filling port of built-in print cartridge, and the rear end of whole piece ink supply pipe 1 then is inserted in external storage ink container bottom.
Referring to Fig. 1, shell 2 is fixedly installed on the support 71 of printer housing 7 sides.Referring to Fig. 2 to Fig. 4, this shell 2 is roughly cylindrical, and it is connected to form by connectors such as screws or by modes such as snappings by first cap 21 and second cap 22.Be formed with first groove 211 on the circumference side of first cap 21, its medial surface is provided with first back shaft 212 along axis; Be formed with second groove 221 on the circumference side of second cap 22, its medial surface is provided with second back shaft 222 along axis.First back shaft 212 and second back shaft 222 are positioned on the same axis.Be formed with a container cavity 23 between first cap 21 and second cap 22.
Referring to Fig. 3 and Fig. 4, reel 3 is arranged in the container cavity 23, and this reel 3 has along the sleeve pipe 34 of its axis extension and the connection gusset 35 that radially extends.The two ends of sleeve pipe 34 are supported on respectively on first back shaft 212 and second back shaft 222, and can be around the axis rotation at first back shaft 212 and second back shaft, 222 places.Two end faces of reel 3 are formed with one first circumferential flange 32 and one second circumferential flange 33 respectively, and they surround one around tube seat with the ring-type that is formed on reel 3 circumference sides around pipe face 31, can prevent from around thereon ink supply pipe 1 axial float to take place.
Continuation is referring to Fig. 3 and Fig. 4, and wind spring 4 is arranged at an axial side of reel 3, promptly between the reel 3 and second cap 22.This wind spring 4 is positioned at the wind spring storage tank 24 of container cavity 23 1 sides, and this wind spring storage tank 24 is rounded, is formed on the inner surface of second cap 22, and the inner of wind spring 4 is connected in the end of sleeve pipe 34 near second cap 22, and the outer end is connected in second cap 22.Certainly, this wind spring 4 also can be between the reel 3 and first cap 21, and wind spring storage tank 24 is formed on the inner surface of first cap 21, and the inner of wind spring 4 is connected in the end of sleeve pipe 34 near first cap 21, and the outer end is connected in first cap 21.
Ink supply pipe 1 can be divided into front portion 11, rear portion 12 that is connected to external storage ink container that is connected to printhead 5 and the coiling portion in tube seat that is wound in reel 3, this coiling portion is made of a first volume 13 and one second 14 of volume, and this first volume 13 is opposite each other with the coiling direction of second volume 14.Need to prove, here anterior 11, coiling portion and rear portion 12 are defined just for the ease of being illustrated more clearly in, in fact, forwardly 11 with coiling portion between and do not have obvious limit between coiling portion and the rear portion 12.The front portion 11 of ink supply pipe 1 is stretched out shell 2 and is connected to printhead 5 by first groove 211, and rear portion 12 is stretched out shell 2 and is connected to external storage ink container by second groove 221.
When printhead 5 is moved to the left by the right side, the ink supply pipe 1 that is wound on the reel 3 is subjected to the pulling force effect of printhead 5 and drives reel 3 rotations, front portion 11 length of ink supply pipe 1 are increased, rear portion 12 contraction in lengths, and the length of coiling portion is constant substantially, make wind spring 4 storage elasticity potential energy simultaneously, thereby avoided pining down inadequately the motion of printhead 5 because of anterior 11 length of ink supply pipe; When printhead is moved to the right by the left side, the pulling force that printhead 5 acts on the ink supply pipe 1 reduces, wind spring 4 discharges its elastic potential energy and drives reel 3 revolutions, be connected to the length of the ink supply pipe front portion 11 of printhead 5 with shortening, increase the length at the ink supply pipe rear portion 12 that is connected to external storage ink container, and the length of coiling portion is constant substantially, the tension force that keeps ink supply pipe front portion 11 simultaneously, avoid this part ink supply pipe because of long sagging, pile up or curl and cause the wearing and tearing of ink supply pipe, influence the motion of printhead, even the problem that printhead is stuck, thereby improved the operation stability of printhead, solved because of the ink supply pipe influences the unstable print quality that produces of printhead operation and be short of problem.This ink supply pipe retracting device is particularly suitable for using on the wide cut printer.
Above-described only is preferred implementation of the present utility model; should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from inventive concept of the present utility model; being equal to of being made replaced or distortion, all falls within the protection domain of the present utility model.
Claims (9)
1, a kind of ink supply pipe retracting device comprises:
The ink supply pipe has front portion that is connected to a printhead and the rear portion that is connected to an external storage ink container;
It is characterized in that, also comprise:
Shell has first groove, second groove and container cavity;
Reel is arranged at described container cavity rotationally;
Wind spring, the one end is connected in described reel, and the other end is connected in described shell;
Described ink supply pipe is reeled on described reel and is formed the first volume and second volume, and the described first volume is opposite with the coiling direction of second volume; The front and rear of this ink supply pipe stretches out described shell by described first groove and second groove respectively.
2, ink supply pipe retracting device according to claim 1 is characterized in that:
Described shell is fixedly set in one and prints engine housing.
3, ink supply pipe retracting device according to claim 1 is characterized in that:
Have the back shaft that is used to support described reel in the described shell, this reel forms rotating the cooperation by the sleeve pipe along its axis setting with described back shaft.
4, ink supply pipe retracting device according to claim 1 is characterized in that:
Described shell is roughly cylindrical;
Described first groove and second groove are formed at the circumference side of this shell.
5, ink supply pipe retracting device according to claim 4 is characterized in that:
Described shell is connected to form by first cap and second cap;
Described first groove and second groove are formed at the circumference side of described first cap and second cap respectively.
6, ink supply pipe retracting device according to claim 1 is characterized in that:
Described wind spring is positioned at an axial side of described reel.
7, ink supply pipe retracting device according to claim 6 is characterized in that:
Described wind spring is positioned at the wind spring storage tank of described container cavity one side, and this wind spring storage tank is formed at the inner surface of described first cap or second cap.
8, ink supply pipe retracting device according to claim 1 is characterized in that:
The circumference side of described reel is formed with one around tube seat, and the coiling portion that is made of the described first volume and second volume is positioned at this around tube seat.
9, ink supply pipe retracting device according to claim 8 is characterized in that:
Described around tube seat being surrounded by two circumferential flanges that are formed on two end faces of described reel and a ring-type around the pipe face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200508610U CN201214311Y (en) | 2008-07-14 | 2008-07-14 | Ink supply tube rolling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200508610U CN201214311Y (en) | 2008-07-14 | 2008-07-14 | Ink supply tube rolling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201214311Y true CN201214311Y (en) | 2009-04-01 |
Family
ID=40519517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200508610U Expired - Fee Related CN201214311Y (en) | 2008-07-14 | 2008-07-14 | Ink supply tube rolling apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201214311Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102469694A (en) * | 2010-11-19 | 2012-05-23 | 鸿富锦精密工业（深圳）有限公司 | Chip mounter and waste band winding mechanism |
| GB2575986A (en) * | 2018-07-30 | 2020-02-05 | Domino Uk Ltd | Solvent supply tube arrangement |
-
2008
- 2008-07-14 CN CNU2008200508610U patent/CN201214311Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102469694A (en) * | 2010-11-19 | 2012-05-23 | 鸿富锦精密工业（深圳）有限公司 | Chip mounter and waste band winding mechanism |
| GB2575986A (en) * | 2018-07-30 | 2020-02-05 | Domino Uk Ltd | Solvent supply tube arrangement |
| US11479044B2 (en) | 2018-07-30 | 2022-10-25 | Domino Uk Limited | Solvent supply tube arrangement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090401 Termination date: 20150714 |
|
| EXPY | Termination of patent right or utility model |