CN2259360Y

CN2259360Y - High-speed marking machine

Info

Publication number: CN2259360Y
Application number: CN 95234700
Authority: CN
Inventors: 孔祥普
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-09-14
Filing date: 1995-09-14
Publication date: 1997-08-13
Anticipated expiration: 2005-09-14

Abstract

The utility model relates to a device which can print a date or other marks on plastic packing bags. A machine frame of the device is composed of a left support board 1, a right support board 8, and a cross beam 3 fixed between the left support board 1 and the right support board 8; a rubber roller 2 is also arranged between the left and the right support boards; a machine head support frame 4 of the utility model is fixed to the cross beam 3; a character wheel 13 with steel characters and an inking wheel 17 are respectively arranged on the machine head support frame 4 by a character wheel shaft and an inking wheel shaft; an inking wheel heating device 6 and a motor 11 are fixedly installed on the machine head support frame 4; a gearing devices is arranged among a motor shaft, the inking wheel shaft and the character wheel shaft in order that the motor 11 drives the character wheel with steel characters and the inking wheel to rotate, and hot melt printing ink is used for marking plastic package bags.

Description

High speed printer

The utility model relate to a kind of in plastic packaging bag and other packaging bag the device of date printed or other sign flag.

Print the method for the date manufactured of sheathing foodstuff in existing plastic packaging bag or other packaging bag and have two kinds: a kind of is that thermosol is pressed word; Another kind is to use the printing ink lettering.Press word for hot melt, though the word of extrusion can not be wiped, the color of this numeral that is extruded by hotting mask or literal is identical with the color of packaging bag, and can only be crushed on the closure part of packaging bag, and is very not obvious, difficultly seen by the people.Though it is more eye-catching with numeral or literal that printing ink prints off in packaging bag, with printing ink mainly be quicksetting ink, but be imprinted on the plastic packaging bag with these printing ink, the drying of printing ink also needs the regular hour, when plastic bag enters into subsequent processing and other mechanical contact, not dried printing ink pollutes the picture on the plastic bag easily, influences the presentation quality of plastic packaging bag, is wiped easily in links such as transportation, sale with the word that quicksetting ink prints off in addition.In order to overcome above-mentioned deficiency, the inventor had once invented a kind of printing device of hot melt printing ink, see Chinese patent No. 89216239.2, this printing device manufactures hot melt with printing ink, and have a heating arrangement, steel letters also are installed on the character wheel of a band heating arrangement, print to heated hot melt printing ink in the packaging bag apace, make the printing ink that is imprinted in the packaging bag have fast doing, advantage such as firmly, but the transmission of this device is to be realized by the driving force of plastic packaging bag, because the packaging bag smoother, be easy to generate slip between it and the rubber roll, be difficult to guarantee the accurate position of lettering.The head of original device is that cantilever is installed in addition, head stressed very unreasonable.

The purpose of this utility model provides the high speed hot melt printing ink marking machine of a kind of rational in infrastructure, reliable operation and applied range.

The utility model is achieved in that its frame is to adopt left and right two support plates, a rubber roll is installed between two support plates and fixedly mounts a crossbeam that parallels with this rubber roll, and its head rack is fixedly installed on the crossbeam.Head rack can directly be fixed on the crossbeam, also can be sleeved on the crossbeam, locks by a catch gear then.On head rack through print wheel shaft be equipped with the band steel letters character wheel, inking wheel is arranged and fixedly mounts a motor through the inking wheel axle mounting.Wherein inking wheel can be directly installed on the head rack through the printing ink wheel shaft, also can be installed to earlier on the inner end surface of temperature booster, is fixedly installed on the head rack with temperature booster.Temperature booster is the outside that semi-cylindrical shaped is sleeved on inking wheel.In order to guarantee the rotation of character wheel and inking wheel, between motor shaft, print wheel shaft and printing ink wheel shaft, transmission device is installed, this transmission device can be chain gear, also can be gear transmission.Principle of work of the present utility model is: at first the energising of character wheel and temperature booster is heated, make packaging bag walk around the rubber roll transmission then, motor drives character wheel and inking wheel transmission by driving device, the rotation of character wheel can make steel letters contact with inking wheel on the one hand, absorb printing ink from inking wheel, contact with the packaging bag of walking around rubber roll then, printing ink is printed in the packaging bag.Because printing ink is hot melt, in the lettering process steel letters also by the heating of the heating arrangement on the character wheel, therefore print in the packaging bag word, symbol or mark firmly, rapid-curing cutback, be difficult for being wiped.

Since frame of the present utility model adopt by left and right two support plates and be fixed on two crossbeams between the support plate and form, it rational in infrastructure, firm.Because the position of head rack on crossbeam can be regulated, the Applicable scope of this marking machine is broad more.The head of this marking machine has engine installation, and it can guarantee the rotation of character wheel and inking wheel, makes the performance of this marking machine more reliable, also can guarantee the word of required seal simultaneously, can be printed on exactly on the desired location on the plastic bag.

Fig. 1 is a front view of the present utility model;

Fig. 2 is the birds-eye view of Fig. 1;

Fig. 3 is the figure A-A view of Fig. 1;

Fig. 4 is the B-B view of Fig. 3.

Below in conjunction with accompanying drawing the utility model is described in detail.

The utility model comprises left supported plate (1), right supported plate (8), be installed in a left side, glue axle (2) between the right supported plate, and on a left side, be installed with a crossbeam (3) that parallels with glue axle (2) on the right supported plate, on crossbeam (3), be installed with head rack (4), go up the character wheel (13) that has steel letters (14) through print wheel shaft (21) installation at head rack (4), inking wheel (17) is installed and is installed with motor (11) through printing ink wheel shaft (18), in motor shaft (29), between printing ink wheel shaft (18) and the print wheel shaft (21) driving device is installed, on head rack (4), also is installed with a semi-cylindrical shaped printing ink temperature booster (6) and constitutes.

Head rack (4) with the connection structure of crossbeam (3) is: head rack (4) can directly be fixed on the crossbeam (3), also can be that head rack (4) is sleeved on the crossbeam (3), the lock bolt (5) of head rack (4) and crossbeam (3) is installed on head rack (4), is convenient to the adjusting of head position like this.

The driving device of installing between motor shaft (29), printing ink wheel shaft (18) and print wheel shaft (21) is: this driving device can be a gear transmission, promptly in each rotating shaft transmission gear is installed, and through intermediate gear they is meshing with each other then, to realize transmission.This driving device also can be a chain sprocket drive, promptly on motor shaft (29), printing ink wheel shaft (18) and print wheel shaft (21), be separately installed with head sprocket (27), printing ink sprocket wheel (24) and character wheel sprocket wheel (23), wherein, all captive joint between printing ink sprocket wheel (24) and printing ink wheel shaft (18) and character wheel sprocket wheel (23) and the print wheel shaft (21), and can be to captive joint between head sprocket (27) and the motor shaft (29), at this moment motor (11) stepping motor preferably is so that the rotative speed and the time of control character wheel (13).This driving device can also be: the head sprocket (27) that has dowel disc (26) is sleeved on the motor shaft (29), on the motor shaft (29) between the boss of head sprocket (27) and motor, be set with spring (28), be fixed with friction lining (20) in the outer end of motor shaft (29), on head rack (4), be fixed with electromagnetic control elastic positioning pin (10), electromagnetic control locating dowel pin (10) matches with knock hole on the dowel disc (26), with the rotation of control head sprocket (27).

In order to regulate the distance between inking wheel (17) and the character wheel (13), temperature booster (6) on being fixed on head rack (4) hinge axis (19) and the adjustment bolt (9) that is installed in the tapped bore on the temperature booster (6) be fixed on the head rack (4), printing ink wheel shaft (18) is installed in the inner end surface centre hole of temperature booster (6).Like this,, the same inking wheel of temperature booster (6) (17) is rotated together around hinge axis (19),, screw adjustable bolt (9) then and just can be fixed to adjust the gap between character wheel (13) and the inking wheel (17) by unclamping adjustable bolt (9).

For the ease of regulating the gap between rubber roll (2) and the character wheel (13), the two ends of glue axle (2) are installed in the slide block (22), two slide blocks (22) that glue axle (2) is installed are installed in respectively in the chute of left and right support plate, between the medial surface of the chute side relative, a glue axle regulating spring (16) is installed, in the tapped bore of left and right support plate, is separately installed with the glue axle adjusting bolt (7) that an inner end surface contacts with the another side of slide block (22) with slide block (22).Can adjust gap between rubber roll (2) and the character wheel (13) by regulating bolt (7).

Character wheel (13) can be fixed on the print wheel shaft (21) through nut.Easy to loading and unloading for character wheel (13), prevent that again the character wheel (13) that was heated from scalding one's hand when loading and unloading, be installed with a character wheel handwheel (15) in the outer end of character wheel (13), a resilient pin (31) is installed on character wheel handwheel (15), and print wheel shaft (21) is provided with the groove that matches with resilient pin (31); Be installed with an inking wheel handwheel (12) in the outer end of inking wheel (17), a resilient pin (30) is installed on the inking wheel handwheel (12), printing ink wheel shaft (18) is provided with the groove that matches with resilient pin (30).

Steel letters (14) can be installed in the radial slot of character wheel (13), are fixed by push bolt.A side that also can be the steel letters groove on the character wheel (13) is protruding C shape, has C shape groove with matching on the corresponding side surface of steel letters (14).Match with C connected in star on the steel letters (14) by this C shape boss, steel letters (14) are fixed on the character wheel (13).This structure makes the installation of steel letters (14) and changes very convenient.

Principle of work of the present utility model is: when needing head sprocket (27) to drive character wheel (13) and inking wheel (17) rotation through being installed in chain (25) between it and printing ink sprocket wheel (24), the character wheel sprocket wheel (23), energized, electromagnetic force then can be with resilient pin sucking-off from the knock hole of dowel disc (26), then head sprocket (27) drives character wheel rotations such as (13) under the drive of friction force, realizes printing word or symbol.When marking machine did not need to typewrite, power cut-off, resilient pin then stretched out under the effect of elastic force, and when the knock hole of price fixing (26) forwarded the position of resilient pin to, resilient pin inserted in the knock hole of dowel disc (26), and head sprocket (27) is stopped operating.Make that by this marking machine after improving the structure of frame is more reasonable.Between inking wheel (17) and the character wheel (13) and the gap between rubber roll (2) and the character wheel (13) all can be adjusted, and the increase of the setting range of head, makes this marking machine more suitable.To the improvement of character wheel (13), inking wheel (17) and steel letters (14) mounting means, make the replacing of character wheel (13), inking wheel (17) and steel letters (14) convenient.To the improvement of this marking machine control setup, the printing gap scope is increased in addition, the position of printing word is more accurate.

Claims

1, high speed printer, it comprises left supported plate (1), right supported plate (8), be installed in a left side, glue axle (2) between the right supported plate, and on a left side, be installed with a crossbeam (3) that parallels with glue axle (2) on the right supported plate, it is characterized in that: on crossbeam (3), be installed with head rack (4), go up the character wheel (13) that has steel letters (14) through print wheel shaft (21) installation at head rack (4), inking wheel (17) is installed and is installed with motor (11) through printing ink wheel shaft (18), in motor shaft (29), between printing ink wheel shaft (18) and the print wheel shaft (21) driving device is installed, on head rack (4), also is installed with a semi-cylindrical shaped printing ink temperature booster (6) and constitutes.

2, high speed printer according to claim 1 is characterized in that: head rack (4) is sleeved on the crossbeam (3), and the lock bolt (5) of head rack (4) and crossbeam (3) is installed on head rack (4).

3, high speed printer according to claim 1 and 2, it is characterized in that: the head sprocket (27) that has dowel disc (26) is sleeved on the motor shaft (29), on the motor shaft (29) between the boss of head sprocket (27) and motor, be set with spring (28), be fixed with friction lining (20) in the outer end of motor shaft (29), be fixed with electromagnetic control elastic positioning pin (10) on head rack (4), electromagnetic control locating dowel pin (10) matches with knock hole on the dowel disc (26).

4, high speed printer according to claim 1 and 2, it is characterized in that: temperature booster (6) on being fixed on head rack (4) hinge axis (19) and the adjustment bolt (9) that is installed in the tapped bore on the temperature booster (6) be fixed on the head rack (4), printing ink wheel shaft (18) is installed in the inner end surface centre hole of temperature booster (6).

5, high speed printer according to claim 3, it is characterized in that: temperature booster (6) on being fixed on head rack (4) hinge axis (19) and the adjustable bolt (9) that is installed in the tapped bore on the temperature booster (6) be fixed on the head rack (4), printing ink wheel shaft (18) is installed in the inner end surface centre hole of temperature booster (6).

6, high speed printer according to claim 1 and 2, it is characterized in that in: the two ends of glue axle (2) are installed in the slide block (22), two slide blocks (22) that glue axle (2) is installed are installed in respectively in the chute of left and right support plate, between the medial surface of the chute side relative, a glue axle regulating spring (16) is installed, in the tapped bore of left and right support plate, is separately installed with the glue axle adjusting bolt (7) that an inner end surface contacts with the another side of slide block (22) with slide block (22).

7, high speed printer according to claim 5, it is characterized in that: the two ends of glue axle (2) are installed in the slide block (22), two slide blocks (22) that glue axle (2) is installed are installed in respectively in the chute of left and right support plate, between the medial surface of the chute side relative, a glue axle regulating spring (16) is installed, in the tapped bore of left and right support plate lateral surface, is separately installed with the glue axle adjusting bolt (7) that an inner end surface contacts with the another side of slide block (22) with slide block (22).

8, high speed printer according to claim 7, it is characterized in that: be installed with a character wheel handwheel (15) in the outer end of character wheel (13), a resilient pin (31) is installed on character wheel handwheel (15), and print wheel shaft (21) is provided with the groove that matches with resilient pin (31); Be installed with an inking wheel handwheel (12) in the outer end of inking wheel (17), a resilient pin (30) is installed on the inking wheel handwheel (12), printing ink wheel shaft (18) is provided with the groove that matches with resilient pin (30).

9, high speed printer according to claim 8 is characterized in that: a side of the steel letters groove on the character wheel (13) is protruding C shape, has C shape groove with matching on the corresponding side surface of steel letters (14).