CN2148734Y

CN2148734Y - Automatic thin-film sealing machine

Info

Publication number: CN2148734Y
Application number: CN 92238790
Authority: CN
Inventors: 张恩泽
Original assignee: Individual
Current assignee: Individual
Priority date: 1992-10-28
Filing date: 1992-10-28
Publication date: 1993-12-08
Anticipated expiration: 2002-10-28

Abstract

The utility model discloses an automatic thin-film sealing machine, comprising a working part and a transmission part, wherein, the working part is composed of a thin-film bag mouth heat sealing and clamping conveyor belt, a thin-film bag body conveyor belt, a thin-film bag mouth printing and clamping conveyor belt, a colored printing device and an electrothermal temperature control device; the transmission part is composed of a motor, a speed reducing box and a series of meshed gear wheels. When a heat sealed thin-film bag is moved into the thin-film bag mouth printing and clamping conveyor belt and through the colored printing device which comprises a characters wheel, a cushion wheel and an ink wheel, convex characters with ink are printed on the thin-film bag mouth by the rotating characters wheel driven by a driving clutch, and thus the clear characters which has strong contrast with the colorless thin film appears on the thin film bag mouth.

Description

Automatic thin-film sealing machine

The utility model relates to a kind ofly forms working part by film sack heat seal clamping load-transfer device, film bag load-transfer device and electric heating temperature regulating device, is made of the automatic film capper of drive disk assembly motor, drop-gear box and a string engaging gear.

The automatic film capper of said structure only has enclosing function, a kind of automatic film capper that has colourless lettering function has again appearred at present, but because of institute's lettering sample with no strong contrast between the colourless film, therefore, people discern this printed words relatively the difficulty.

The purpose of this utility model provides a kind ofly can print off the automatic film capper of wash rice printed words clearly on film seal.

Above-mentioned purpose realizes by following scheme: in the follow-up location setting of film sack heat seal clamping load-transfer device by character wheel, coloured printing device that pad wheel and China ink wheel are formed and the film sack lettering clamping load-transfer device that is connected with film sack heat seal clamping load-transfer device, wherein pad wheel and China ink wheel are respectively with two same axle mountings of ring gear, be provided with intermediate gear between two ring gears, character wheel is with the same axle mounting of output shaft of the drive clutch that is subjected to signal switch control, and the driving wheel of film sack lettering clamping load-transfer device is with the same axle mounting of driving wheel of film sack heat seal clamping load-transfer device.

Come the bright detailed content of the present utility model of further lock below in conjunction with drawings and Examples.

Fig. 1: the schematic diagram of mechanism of facing of the present utility model;

Fig. 2: the mechanism deploying sketch of overlooking of the present utility model;

Fig. 3: character wheel transmission device sketch;

Fig. 4: character wheel constructional drawing;

Fig. 5: black rolling hitch composition;

Fig. 6: pad rolling hitch composition.

The utility model is made up of drive disk assembly and working part, and wherein drive disk assembly comprises motor 1, drop-gear box 2, driving gear 3,

ring gear

4,5,6,7,8, intermediate gear 9,10,11 and is arranged on chain sprocket drive on the film bag load-transfer device erecting frame; Working part comprises film sack heat seal clamping load-transfer device, film sack lettering clamping load-transfer device, film bag load-transfer device, electric heating temperature regulating device and coloured printing device, wherein except film bag load-transfer device was arranged on the film bag load-transfer device erecting frame, remaining part all was arranged on the mainframe; Film sack heat seal clamping load-transfer device comprises that the driving wheel 14 and 16 of heat seal clamping load-transfer device 12 and following heat seal clamping load-transfer device 13, two load-transfer devices is respectively with driving gear 3 and ring gear 4 same axle mountings, two load-transfer devices are provided with driving wheel with follower width between centers adjusting mechanism at follower 17 and 18 places, so that load-transfer device 12 and 13 keeps suitable rate of tension; The electric heating temperature regulating device comprises that the electro heat bag puts and air-cooling device, the primary member of electric heater unit is arranged on the last electric heater 19 and the following electric heater 20 of the pilled-in selvedge upper and lower of load-transfer device 12 and 13, and the optimum regime that heating and temperature control is being set by the temperature control device of setting up, the primary member of air-cooling device is fan and cooling vessel, and cooling vessel is divided into cooling vessel 21 and following cooling vessel 22, be separately positioned on the above and below of the pilled-in selvedge of load-transfer device 12 and 13, adjust rotation speed of the fan may command rate of cooling; Coloured printing device and film sack lettering clamping load-transfer device all are arranged on the follow-up location of film sack heat seal clamping load-transfer device, wherein coloured printing device is made up of character wheel 23, pad wheel 24 and China ink wheel 25, and character wheel 23 is with the output shaft 27 same axle mountings of the drive clutch that is subjected to signal switch 26 controls, pad wheel 24 and China ink wheel 25 are provided with intermediate gear 11 respectively with ring gear in the drive disk assembly 7 and 8 same axle mountings between ring gear 7 and ring gear 8; Film sack lettering clamping load-transfer device comprises lettering clamping load-transfer device 28 and following lettering clamping load-transfer device 29, upper and lower clamping load-transfer device 28 and 29 driving wheel 30 and 31 are respectively with the driving wheel 14 and the 16 same axle mountings of heat seal clamping load-transfer device, thereby lettering clamping load-transfer device 28 and 29 is connected with heat seal clamping load-transfer device 12 and 13, the follower 32 of two load-transfer devices and 33 places also are provided with driving wheel with follower width between centers adjusting mechanism, and tune-up center is apart from also making load-transfer device 28 and 29 keep suitable degree of tension; The setting of coloured printing device is a principal character of the present utility model, the drive clutch 27 that drives character wheel 23 runnings has multiple structural shape, present embodiment adopts magnetic-powder clutch, when the feeler lever of signal switch 26 is accepted the circuit of bag film incoming signal and connection signal switch 26, magnetic-powder clutch magnetization and 23 runnings of adhesive character wheel.Along the some gradient blocks 15 of setting-in in the fan groove of character wheel 23 radial direction setting, which is provided with the printed words of projection, pad wheel 24 and China ink wheel 25 are fast reforwarding is changeed state, suit rubber ring 41 on the face of cylinder of pad wheel 24, China ink wheel 25 is wheel bodys that circumference is provided with black groove, setting-in ink absorbing body 42 in the China ink groove, also can there be the ink absorbing body 33 of seal China ink directly to make China ink wheel 25 with suction, this seal China ink is a kind of hot melt seal China ink that is at normal temperatures because of attitude, can not fade, can easily coat Yin Mo in order to make the printed words on the character wheel 23 at 25 o'clock through the China ink wheel, also in order to make the Yin Mo unlikely curing before impressing on the printed words, present embodiment is provided with electric heater 34 around character wheel 23 and China ink wheel 25, and the break-make by thermoelectric corner control current, makes heating-up temperature remain on the optimum temperature of setting; The actuating device of film bag load-transfer device 35 is sprocket transmission devices, the sprocket wheel input shaft is with the output shaft butt joint of ring gear 6, and the output shaft of ring gear 6 is installed in the elongated slot that vertically is provided with on the mainframe, therefore, is provided with planetary wheel 10 between ring gear 5 is with ring gear 6.If the film bag seals with vertical on film bag load-transfer device 35, so rotatable mainframe makes film sack heat seal clamping load-transfer device vertically be provided with film bag load-transfer device, at this moment, between the output shaft of ring gear 6 is with the sprocket wheel input shaft, the bevel-gear sett transmission should be set.The speed of sealing depends primarily on the clamping delivery speed, and this delivery speed should be regulated, and it is the most convenient to reach this purpose with the rotating speed that changes motor 1, and therefore, it is preferred plan that motor 1 is selected buncher.For the capper that still must keep colourless lettering function, can before or after coloured printing device, increase by a cover by character wheel 36 and the pad wheel 37 colourless printing devices of forming, character wheel 36 is pressed on the pad wheel 37 by spring 38, character wheel 36 is with character wheel 23 structural similitudies, but be inlaid in the block on the character wheel 36, its surperficial printed words should be recessed outline letters, and pad wheel 37 also should add an intermediate gear 40 with ring gear 39 same axle mountings before ring gear 39.

The automatic film capper of said structure, when the bag film of heat sealing enters lettering clamping load-transfer device also through the character wheel gap between the pad wheel together, character wheel by the drive clutch driven in rotation is promptly impressed the protruding printed words that are stained with the seal China ink on the film sack, so i.e. appearance can form the clear printed words of strong contrast with colorless film on the film.

Claims

1, a kind of by film sack heat seal clamping load-transfer device, film bag load-transfer device and electric heating temperature regulating device are formed working part, by motor, drop-gear box and a string engaging gear are formed the automatic film capper of drive disk assembly, it is characterized in that: the follow-up location at film sack heat seal clamping load-transfer device is provided with by character wheel (23), pad wheel (24), coloured printing device of forming with China ink wheel (25) reaches the film sack lettering clamping load-transfer device that is connected with film sack heat seal clamping load-transfer device, wherein pad wheel (24) and China ink are taken turns (25) same respectively ring gears (7) and the same axle mounting of ring gear (8), be provided with intermediate gear (11) between ring gear (7) and the ring gear (8), character wheel (23) is with the same axle mounting of output shaft of the drive clutch (27) that is subjected to signal switch (26) control, and the driving wheel (30) of film sack lettering clamping load-transfer device, (31) with the driving wheel (14) of film sack heat seal clamping load-transfer device, (16) same axle mounting.

2, want 1 described automatic film capper according to right, it is characterized in that: around character wheel (23) and China ink wheel (25), be provided with electric heater (34).

3, automatic film capper according to claim 1 and 2, it is characterized in that: before or after coloured printing device, be provided with the colourless printing device of forming by character wheel (36) and pad wheel (37), wherein character wheel (36) is pressed on the pad wheel (37) by spring (38), pad is taken turns the same axle mounting of (37) same ring gear (39), and is provided with an intermediate gear (40) before at ring gear (39).