CN201275895Y

CN201275895Y - Printing groover with printing portion equipped with all-servo paper feeding system

Info

Publication number: CN201275895Y
Application number: CNU2008201543081U
Authority: CN
Inventors: 丁根龙
Original assignee: SHANGHAI DINGLONG MACHINERY CO Ltd
Current assignee: SHANGHAI DINGLONG MACHINERY CO Ltd
Priority date: 2008-10-22
Filing date: 2008-10-22
Publication date: 2009-07-22
Anticipated expiration: 2018-10-22

Abstract

Disclose is a printing and fluting machine with printing part equipped with a full-servo printing system, including that a servomotor independently controls an impressing roller and a paper feeding roller wheel group to operate, and a vacuum absorption box is assembled under the impressing roller and the paper feeding roller wheel group, so the paper feeding function is realized; a servomotor independently controls a printing plate roller to operate, so as to realize the printing function; the servomotors are connected with a coder through conducting wires, the coder obtains the linear velocity information of the paper feeding roller which is in meshing transmission connection with a main transmission system gear through a coder gear which is in meshing transmission connection with a transmission gear, and then the coder sends the feedback information to the independent servomotors, and the servomotors regulate the rotation speed respectively according to the feedback information, so the linear velocity of roller wheels of the impressing roller and paper feeding roller wheel group is ensured to be in accordance with the linear velocity of the printing plate roller all the time; the vacuum absorption box ensures the absorption effect of paper feeding plates; thereby, the printing and fluting machine with a paper feeding part equipped with a full-servo paper feeding system solves various problems of printing and fluting machine in high-speed printing process.

Description

Printing Department is provided with the print fluting machine of complete servo print system

Technical field

The utility model relates to a kind of package packing machine, relates in particular to the print fluting machine that a kind of Printing Department is provided with complete servo print system.

Background technology

Print fluting machine is widely used a kind of package packing machine, its primary structure as shown in Figure 1, comprise front edge paper feed unit 11, paper feed unit 12, a plurality of printing element 13, fluting unit 14 and die cutting unit 15, each unit is unified cooperating in harmony under the effect of power-equipment and transmission mechanism, finishes paper feeding, printing, fluting and the cross cutting of cardboard jointly.Printing Department wherein is provided with complete servo print system, this system adopts two independent servo motor devices, the running of roller platen of a control and paper pushing roller group also is furnished with a vacuum adsorption box below roller platen and paper pushing roller group, another controls the running that forme rolls roller; They are taken charge of separately in the transfer function of cardboard and printing functionality.Its primary structure of the Printing Department of prior art as shown in Figure 2, it comprises that two groups of paper feedings between the Printing Department's both

sides wallboard

27,28 that is installed in print fluting machine are upper and lower and rolls the paper feed mechanism that

roller

21,22 is formed; A forme roller 24 and the printing mechanism that roller platen 25 is formed form a unified print system, take charge of transmission and printing functionality in cardboard.Wherein power source comes from carrier gear 23, divide the two-way transmission, lead up to engaged transmission to rolling roller gear 221 in the paper feeding, and pass to by it and to roll roller gear 211 under the paper feeding that is engaged with, rotate in opposite directions thereby drive first group of upper and

lower roller

21,22 that rolls of paper feeding, carry out paper feeding; The engaged transmission of leading up to is in addition given forme roller gear 241, and passes to the roller platen gear 251 that is engaged with by it, rotate in opposite directions with roller platen 25 thereby drive forme roller 24, and, print; Forme roller gear 241 is organized carrier gear 23 by engaged transmission to next simultaneously, and pass to the upper and lower roller gear 221,211 that rolls of the paper feeding that is engaged with by it, rotate in opposite directions thereby drive second group of upper and

lower roller

21,22 that rolls of paper feeding, draw the paper feed of paper and next group print system.

Along with development of technology, the productivity ratio of the printing of print fluting machine, fluting, cross cutting is more and more higher, now just with 60 speed development of per minute to 250 of per minutes, the raising of this productivity ratio, certainly will bring the frequency that requires paper feeding to accelerate, the precision of printing is higher, be less than every of 0.5mm/, and also very high to the quality requirement of paper, the angularity that requires cardboard is less than below the 20mm, the excessive warpage of cardboard, paper jam phenomenon takes place during paper feed easily, printing is also inaccurate with chromatography, influences the quality of carton moulding, has also reduced speed of production simultaneously.In order to accelerate the paper feed print speed printing speed, must reduce the upper and lower gap of rolling roller of paper feeding, increased the grinding pressure that draws paper; Like this, just reduced the anti-pressure ability of carton widely, also increased paper jam phenomenon, the inaccurate generation of chromatography simultaneously, waste product increases; In addition, gear pair is too much, causes and rolls roller and roll not waiting of linear velocity between roller, and the upper and lower paper that draws of cardboard is inconsistent, and cardboard breaks easily.Going down for a long time seriously to influence the production of carton.Thereby need a kind of raising that neither influences speed of production, and do not influence the anti-pressure ability of carton again, satisfy the needs of high speed development, existing method and technology has been the requirement that can not be fit to market, the user has strong complaints.

Summary of the invention

The purpose of this utility model is the print fluting machine in order to provide a kind of Printing Department to be provided with complete servo print system, to guarantee print fluting machine in the process of paper feeding printing, seeks to overcome because of paper feeding speed fast, causes paperboard, the inaccurate phenomenon of chromatography; The gap of rolling roller because of paper feeding is upper and lower is too small, causes the anti-pressure ability of carton to descend; Because of rolling roller and rolling not waiting of linear velocity between roller, cause the crowfoot cracks phenomenon etc. of cardboard to have a strong impact on the solution of cardboard quality, accomplish that with assurance paper feeding speed is fast, printing quality is good, has improved to maximum work quality and precision.

Technical solution adopted in the utility model is: a kind of Printing Department is provided with the print fluting machine of complete servo print system, mainly comprises front edge paper feed unit, paper feed unit, a plurality of printing element, fluting unit and die cutting unit.Described Printing Department is provided with complete servo print system, comprise running by roller platen of servomotor control and paper pushing roller group, wherein roller platen links to each other with synchronous band engaged transmission by synchromesh gear with the paper pushing roller group, below roller platen and paper pushing roller group, be furnished with a vacuum adsorption box, carry out the transmission of paper mold; Also comprise by running that forme rolls roller of another servomotor control, carry out the printing of paper mold; It is characterized in that: each servomotor is connected with an encoder by lead, the encoder gear that this encoder links to each other by fixed conveyor, with the main drive gear engaged transmission, obtain linear velocity information with main transmission, feed back to two independent servo motor again, servomotor is information adjusting rotating speed separately in view of the above, make the linear velocity of the roller platen and the roller of paper pushing roller group synchronously consistent all the time with the linear velocity that forme rolls roller, also the linear velocity that passes over main drive gear is synchronously consistent all the time, and the vacuum adsorption box below roller platen and the paper pushing roller group is responsible for the suction-operated of paper feeding cardboard.

Description of drawings

Fig. 1 is the structural representation of print fluting machine;

Fig. 2 is the structural representation of the Printing Department of existing print fluting machine;

Fig. 3 is the structural representation (front view) of the Printing Department of the utility model Printing Department print fluting machine of being provided with complete servo print system;

Fig. 4 is the structural representation (vertical view) of the Printing Department of the utility model Printing Department print fluting machine of being provided with complete servo print system.

The specific embodiment

The utility model Printing Department be provided with complete servo print system print fluting machine primary structure as shown in Figure 1, mainly comprise front edge paper feed unit, paper feed unit, a plurality of printing element, fluting unit and die cutting unit.Printing Department wherein is provided with complete servo print system, primary structure as shown in Figure 3, Figure 4, it comprises the roller platen 33 and paper pushing roller group 35 that is installed between Printing Department's both

sides wallboard

37,38, at roller platen 33 1 side shaft ends an independent servo motor 331 is housed, link to each other with impression roll shaft fixed conveyor, the same side axle head of two paper pushing roller groups respectively is equipped with a synchronous gear 351, link to each other by being with 352 engaged transmission synchronously with the synchromesh gear 332 of roller platen axle head, a vacuum adsorption box 353 is equipped with in the below of paper pushing roller group, forms a vacuum suction paper feed unit; It comprises that also the forme that is installed between Printing Department's both

sides wallboard

37,38 rolls roller 34, rolls a side shaft end of roller 34 at forme, and other is equipped with an independent servo motor 341, rolls the roller fixed conveyor with forme and links to each other; A side shaft end that rolls roller 32 under the paper feed part paper feeding is equipped with travelling gear 321, and link to each other with encoder gear 323 engaged transmission, the encoder gear connects a linear velocity encoder 322, both fixed conveyor link to each other, travelling gear 321 passes through intermeshing carrier gear 311 by main drive gear 31, transmit main motor power, form a main transmission; Encoder 322 is by lead and servomotor 331,341 connect, encoder can be measured the linear velocity of encoder gear 323, calculate the linear velocity of rolling roller 32 under the paper feed part paper feeding thus, it is the linear velocity of working roll, and give each servomotor with this feedback information, each servomotor is according to the information that feeds back, the adjustment rotating speed separately and the linear velocity coupling of working roll, reach paper pushing roller group 35 by each servomotor output speed, it is in full accord synchronously all the time that the linear velocity of roller platen 33 and forme roll the linear velocity of roller 34, with the linear velocity of rolling roller 32 under the paper feed part paper feeding, the linear velocity that is working roll is also in full accord synchronously all the time, can realize the purpose of this utility model with this.

Be provided with in the print fluting machine of complete servo print system in the utility model Printing Department, mutual compensation adjustment method of differential and transmission principle that each paper pushing roller group of Printing Department and roller platen, forme roll the active line speed of roller can be described as follows:

After opening main motor, main transmission is started working, give travelling gear 321 by main drive gear 31, carrier gear 311 with transmission of power, roll roller 32 under the paper feeding of the paper feed part that links to each other with travelling gear 321 fixed conveyor, promptly working roll begins by the parameter running of setting; Pass to the encoder gear 323 that is meshed with it; Encoder gear 323 travelling gear 321 simultaneously by being meshed, also obtained linear velocity voluntarily, the encoder 332 that links to each other with encoder gear 323 fixed conveyor, can measure the linear velocity of encoder tooth 323, calculate the active line speed of rolling roller 32 under the paper feeding thus, it is the linear velocity of working roll, and this feedback information given each servomotor 331 started, 341, each servomotor is according to the information that feeds back, adjust rotating speed separately, reach paper pushing roller group 35 by each servomotor output speed, roller platen 33 and forme roll the linear velocity of roller 34 and the linear velocity coupling of working roll 32, and be in full accord synchronously all the time; At this moment open vacuum adsorption box, carry out paper feeding, the cardboard 36 of warpage tightly develops on paper pushing roller 35 under the vacuum suction effect that is positioned at the vacuum adsorption box 353 below the paper pushing roller 35, with seeing off forward with roller platen 33 by the paper pushing roller 35 of servomotor 331 control rotating speeds, print with forme roller by servomotor 341 control rotating speeds, because in the whole process of drawing paper of sending is not in the paper feeding of leaning in the existing structure, roll the gap friction pressure effect between the roller down, but transmit by the operation line speed of vacuum suction on paper pushing roller, like this, both solved the paperboard that takes place because of warpage, hit the paper phenomenon, solved again because of in the paper feeding, it is excessive and flatten cardboard to roll gap friction pressure between the roller down, causes the anti-pressure ability of carton to descend; Simultaneously, at any time will gather the working roll linear velocity of coming because of encoder and feed back to independent servo motor separately, servomotor information is in view of the above adjusted separately running speed at any time, the coupling that makes separately paper pushing roller, impression rod and forme roll the linear velocity between roller and working roll equates, reach synchronous unanimity, thereby solved because of each paper pushing roller, impression rod and forme roll the method that linear velocity between roller does not wait the crowfoot cracks phenomenon that has a strong impact on the cardboard quality that causes, reached the purpose of this utility model.

Claims

1. a Printing Department is provided with the print fluting machine of complete servo print system, mainly comprise front edge paper feed unit, paper feed unit, a plurality of printing element, fluting unit and die cutting unit, described Printing Department is provided with complete servo print system, comprise by a servomotor by synchromesh gear and the engagement of band synchronously, the running of roller platen of control and paper pushing roller group separately, and below roller platen and paper pushing roller group, also is furnished with a vacuum adsorption box, implement defeated paper function, also comprise by the running that forme rolls roller of control separately of a servomotor, implement printing functionality; It is characterized in that: each servomotor is connected with an encoder by lead, the encoder gear that this encoder links to each other by fixed conveyor, with paper feed part feed rollers meshed transmission gear, obtain the feed rollers that links to each other with the main transmission engaged transmission, it is the linear velocity information of working roll, feed back to independent servo motor separately again, servomotor is information adjusting rotating speed separately in view of the above, make roller platen, the linear velocity of the roller of paper pushing roller group is synchronously consistent all the time with the linear velocity that forme rolls roller, also the linear velocity with the working roll of paper feed part is synchronously consistent all the time, and vacuum adsorption box is responsible for the suction-operated of paper feeding cardboard.