CN202029513U

CN202029513U - Ink jet printer

Info

Publication number: CN202029513U
Application number: CN2011200768215U
Authority: CN
Inventors: 冯岩
Original assignee: JIECHUANG TECHNOLOGIES Co Ltd; Beijing Zhenhengli Printing Machinery Coltd
Current assignee: JIECHUANG TECHNOLOGIES Co Ltd; Beijing Zhenhengli Printing Machinery Coltd
Priority date: 2011-03-22
Filing date: 2011-03-22
Publication date: 2011-11-09
Anticipated expiration: 2021-03-22

Abstract

The utility model discloses an ink jet printer. The ink jet printer is mainly used for printing supervision codes, commonly used bar codes and the like, the bar codes can store various data, such as prices, numbers and serial numbers of commodities, release dates, manufacturer names and the like, and are applicable to the management work of every walk of life, and the bar code printed on a single paper print in the past is mainly jet-printed on a piece of paper which is fed by way of suction on a platform rather than by grippers. By adopting the transfer between rollers and the transfer between grippers, the ink jet printer has the advantages of high printing speed, high ink jet precision and accurate positioning, and can jet-print thick paper as well as thin paper.

Description

The coding printing machine

Technical field

The utility model relates to the spray printing technology, relates in particular to a kind of coding printing machine.

Background technology

Existing coding printing machine is to be combined by paper feeding device, paper positioning device, defeated leatheroid band, optoelectronic switch, coding head, drying unit and delivery device.In concrete use, to need the paper of coding to pass to the subsidiary defeated paper tape that getter device is arranged by paper feeding device and positioner, by the coding head that is installed in defeated paper tape top with the variable information spray printing of various needs at paper surface, and drying, a series of processes of collection are finished coding.Yet, because inevitably there is vibration in defeated leatheroid band and swings in defeated paper process, can't accomplish conveyance of sheets stably, have a strong impact on spray printing quality and efficient.

For this reason, notification number is that the utility model patent of CN201506073U discloses a kind of sheet-fed ink jet numbering machine, it comprises: paper through paper feeding fly to reach, conveyer, coding head, delivery device be to dragging the paper car, the coding head of described ink jet printer is installed in the top or the circumference side of coding roll circumference, and vertical with roll circumference tangent plane position.This patent can make and guarantee the steady of paper transmission, makes the spray printing quality that raising also arranged.

Yet the problem that above-mentioned sheet-fed coding printing machine patent is brought is that the vibration of machine is bigger when transmitting paper, and paper can't be fitted preferably and be failed the surface of paper tape, the phenomenon that paper drops appears easily, and can not the spray printing thin paper, and collection is uneven, and printing effect is poor.

The utility model content

The utility model provides a kind of coding printing machine, and it can guarantee that paper fits in the surface of coding cylinder preferably, and can improve the efficient of spray printing thin paper, can improve the spray printing effect of each paper simultaneously.

Code-spraying printer in the utility model; Comprise: paper feeding device, transfer roller and coding cylinder; Described paper feeding device is used for sending paper to be passed to transfer roller; This transfer roller receives and paper is fitted and described paper is sent to the coding cylinder after rotate on described transfer roller surface; And; The surface of described transfer roller be provided with around one group of the rotation of its rotating shaft have respectively first hold tooth in the month hold the tooth device in the month; The surface of described coding cylinder be provided with around another group of its rotating shaft rotation have respectively second hold tooth in the month hold the tooth device in the month

Hold tooth and second in the month by first between described transfer roller and the described coding cylinder and hold tooth in the month and transmit paper mutually, described second holds tooth in the month is lower than described first and holds tooth in the month.Preferably, described second bite-block of holding tooth in the month is lower than the first bite-block 2-3mm that holds tooth in the month.

Adopt between transfer roller in the coding printing machine of the present utility model and the spray printing cylinder and hold the tooth handing-over in the month, its print speed printing speed is fast, the ink jet precision height, and accurate positioning adapts to the spray printing ground paper, also is fit to the spray printing thin paper simultaneously.

Description of drawings

In order to be illustrated more clearly in the utility model or technical scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is the structural representation of the coding printing machine embodiment in the utility model;

Fig. 2 is the structural representation of printing cylinder and transfer roller combination among the coding printing machine embodiment in the utility model;

Fig. 3 is the structural representation of holding tooth in the month of holding tooth and transfer roller in the month of printing cylinder among the coding printing machine embodiment in the utility model.

The specific embodiment

For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.

The drum-type coding printing machine that the utility model provides by paper feeding device, defeated cardboard, Web transfer apparatus, give preceding transfer roller, give the coding cylinder again, through transfer roller and drying system, again through second group of ink-jet and drying, handing-over is to hold tooth in the month between the cylinder, collects paper at last.Its core is that to hold sound of baby talk pad surface in the month be to be lower than coding cylinder outer round surface to the coding cylinder.Promptly on the coding cylinder, paper to be printed has a rubber roll to make paper form negative pressure by the paper deaeration of coding before entering shower nozzle.

With reference to figure 1, Fig. 2 and shown in Figure 3, Fig. 1 shows the structural representation of the coding printing machine embodiment in the utility model, Fig. 2 shows the structural representation of printing cylinder and transfer roller combination among the coding printing machine embodiment in the utility model, and Fig. 3 shows the structural representation of holding tooth in the month of holding tooth and transfer roller in the month of printing cylinder among the coding printing machine embodiment in the utility model.Coding printing machine in the present embodiment can be via paper feeding machine (not shown), sheet-fed is passed to defeated cardboard (not shown), through advising and draw the precision location 3 of rule before the Web transfer apparatus, paper is passed to preceding transfer roller 4, before transfer roller 4 will pass to coding cylinder 7 with the paper of coding via rubber roll 5, through drying 8, pass to second group of coding cylinder 9 after having sprayed yard via coding 6, drying collects the paper of coding at last.

Particularly, coding printing machine in the present embodiment comprises: paper feeding device, transfer roller and coding cylinder, described paper feeding device is used for sending paper to be passed to transfer roller, this transfer roller receives and paper is fitted and described paper is sent to the coding cylinder after rotate on described transfer roller surface, and the surface of described transfer roller be provided with around one group of the rotation of its rotating shaft have respectively first hold tooth 12 in the month hold tooth device (with reference to shown in Figure 3) in the month, the surface of described coding cylinder be provided with around another group of its rotating shaft rotation have respectively second hold tooth 11 in the month hold the tooth device in the month, hold tooth and second in the month by first between described transfer roller and the described coding cylinder and hold tooth in the month and transmit paper mutually, described second holds tooth 11 in the month is lower than described first and holds tooth 12 in the month.Second holding the tooth sheet, the bite-block that cooperatively interact in the tooth 11 in the month and all be lower than first and hold tooth sheet and the bite-block that cooperatively interacts in the tooth 12 in the month as shown in Figure 3.In addition, above-mentioned transfer roller, coding cylinder, hold the tooth device in the month and be the offset press common structure, repeat no more in the present embodiment.

The concrete course of work is (it is that example describes with the paper that treating in the following description printed paper):

At first, from give pile, take out paper and give paper feeding device, in paper feeding device towards true edge alignment paper, and then by the leading edge that the tooth device is caught each paper of holding in the month on the transfer roller, can place it on the shell surface/outer surface of transfer roller then, so that its paper is along with transfer roller rotates together, and then the leading edge that the tooth device is caught this paper of holding in the month by the coding cylinder, and then the shell surface/outer surface that makes paper follow the coding cylinder is rotated, after sensing paper by the optoelectronic switch on the paper feeding direction of the coding head that is installed in printing cylinder/coding cylinder top, the corresponding variable information of a control coding spray printing, after paper is finished coding, finish the paper transmission with the relevant paper roll/transfer roller of giving, behind paper collecting chain bar drive paper drying device by collection tooth row, enter and drag the paper car, finish the coding process.In this coding process connect to behind the coding cylinder because paper is passed through paper feeding device paper feeding and positioner, a plurality of hold in the month tooth with paper hold in the month tight and rotate guarantee paper through jet-printing head the time steadily, reach the purpose that improves spray printing quality and efficient.

Coding printing machine coding speed in the present embodiment can bring up to 10000/time, and be applicable to thick arbitrarily, thin paper.

Especially, described second holds tooth in the month can be lower than first and hold tooth 2-3mm in the month, and second hold tooth and first in the month and hold tooth in the month and comprise tooth sheet and the bite-block that cooperatively interacts separately, and second bite-block of holding tooth in the month is lower than the first bite-block 2-3mm that holds tooth in the month.Particularly, the sound of baby talk pad surface of holding in the month of coding cylinder is to be lower than transfer roller to hold sound of baby talk pad surface 2～3mm in the month.The sound of baby talk sheet upper surface of holding in the month of coding cylinder is lower than the coding cylinder surface, and the sound of baby talk sheet upper surface of holding in the month of preferred coding cylinder is lower than coding cylinder surface 2-3mm; Transfer roller is held sound of baby talk sheet upper surface in the month and is exceeded the transfer roller surface, preferably is higher than 2-3mm.This receiving delivery system is used for the drum-type coding printing machine of present embodiment, that is to say, between transfer roller and the coding cylinder is to adopt to hold the tooth handing-over in the month.Usually the general saying in this area be the coding cylinder to hold sound of baby talk sheet surface in the month be to be lower than coding cylinder outer round surface, more help shower nozzle near paper.

The above-mentioned effect of holding the tooth device in the month is: the leading edge that paper feeding device is delivered to the paper of transfer roller is caught, and is fixed, and makes the paper on the transfer roller shell surface occupy the position of regulation at least within certain transfer roller rotation angle range.Hold the tooth of holding in the month that the tooth device has some for this reason in the month, can open it or closed, thereby catch or unclamp the leading edge of sending paper.Employing have the cylinder of holding tooth in the month carry out paper transmission can guarantee the paper transmission steadily, and can improve spray printing efficient,

Will be appreciated that the drum-type coding printing machine in the foregoing description claims the ink jet type digital printer again, be mainly used to spray supervision sign indicating number, bar code commonly used etc.Bar code wherein can store various data, as price, goods number and sequence number, the date of production, factory's title or the like, be applicable to the management work of all trades and professions, the printed bar code on the past sheet-fed printed matter, mainly be to spray bar code, do not have and hold the tooth paper feed in the month by platform air draught paper feed.Common drum-type coding printing machine is to adopt between cylinder and the cylinder to join, and adopts and holds the tooth handing-over in the month, and its print speed printing speed is fast, the ink jet precision height, and accurate positioning adapts to the spray printing ground paper, also is fit to the spray printing thin paper simultaneously.Certainly, drum-type coding printing machine can comprise parts such as paper feeding part, defeated cardboard, feeding mechanism, preceding transfer roller, coding cylinder, drying, second group of coding, second group of drying, collection part.

It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.

Claims

1. code-spraying printer; Comprise: paper feeding device, transfer roller and coding cylinder; Described paper feeding device is used for sending paper to be passed to transfer roller; This transfer roller receives and paper is fitted and described paper is sent to the coding cylinder after rotate on described transfer roller surface; It is characterized in that; The surface of described transfer roller be provided with around one group of the rotation of its rotating shaft have respectively first hold tooth in the month hold the tooth device in the month; The surface of described coding cylinder be provided with around another group of its rotating shaft rotation have respectively second hold tooth in the month hold the tooth device in the month

Hold tooth and second in the month by first between described transfer roller and the described coding cylinder and hold tooth in the month and transmit paper mutually, described second holds tooth in the month is lower than described first and holds tooth in the month.

2. coding printing machine according to claim 1 is characterized in that, described second bite-block of holding tooth in the month is lower than the first bite-block 2-3mm that holds tooth in the month.