CN212126931U

CN212126931U - Automatic paper feeding mechanism of bar code machine

Info

Publication number: CN212126931U
Application number: CN202020745050.3U
Authority: CN
Inventors: 张朋; 张鹏杰; 王铮; 邓毕力; 毛明家; 郭珍洁
Original assignee: Fuyang Normal University
Current assignee: Fuyang Normal University
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-12-11
Anticipated expiration: 2030-05-08

Abstract

The utility model discloses an automatic paper feeding mechanism of bar code machine, its characterized in that: the middle part at first pivot is fixed to the star wheel, the radial equipartition of star wheel has four banding transmission grooves of group, it has four fan-shaped breach grooves to be equipped with the equipartition all around of star wheel, the anterior symmetry of transmission dish is fixed with two sets of columniform transmission pins, two sets of transmission pins are 90 degrees settings, the anterior upper portion of transmission dish is equipped with the spacing dish of half disc, transmission pin and transmission groove looks adaptation, spacing dish and breach groove looks adaptation, the front portion of first pivot is fixed with the baffle of disc, the front portion of baffle is equipped with the coiling dish, the coiling dish compresses tightly on the baffle through the gland, the gland passes through threaded connection mode with first pivot and is connected, the utility model discloses a star wheel, the transmission of transmission dish realizes that the coiling dish is periodic to be stopped and stopped to rotate, improves the stability of system's operation.

Description

Automatic paper feeding mechanism of bar code machine

Technical Field

The utility model belongs to the technical field of the bar code is printed, concretely relates to automatic paper feeding mechanism of bar code machine.

Background

With the rapid development of the internet of things, higher requirements are also put forward on product identification work related to the internet of things. The product needs to be pasted with the identification in the packaging stage of the product on the production line, the good identification can provide very accurate and convenient information for the circulation classification of the product, and meanwhile, convenience is provided for the detection identification system and related equipment. The prior art adopts the bar code machine to go on mostly, the bar code machine is when printing the bar code, often at first draw in the bar code through paper feeding mechanism with blank paper and print the department, this moment, paper feeding mechanism need stop moving, treat that bar code printing mechanism prints the completion back, paper feeding mechanism works once more, the bar code paper that will accomplish to print pulls out printing mechanism, the mode that present bar code printer mostly adopted the transmission part stop work realizes above-mentioned motion of stopping down, lead to the motor life weak point that the transmission used, poor stability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art not enough, provide an automatic paper feeding mechanism of bar code machine.

The utility model provides a bar code machine automatic paper feeding mechanism, includes star wheel, driving plate, its characterized in that: the star wheel is fixed in the middle of the first rotating shaft, four groups of strip-shaped transmission grooves are uniformly distributed in the radial direction of the star wheel, four groups of fan-shaped notch grooves are uniformly distributed in the periphery of the star wheel, the transmission grooves and the notch grooves are alternately arranged along the circumferential direction of the star wheel, the transmission disc is arranged at the lower part of the star wheel and is fixed in the middle of the second rotating shaft, two groups of cylindrical transmission pins are symmetrically fixed in the front of the transmission disc and are arranged at 90 degrees, a semi-disc-shaped limiting disc is arranged at the upper part of the front part of the transmission disc, the transmission pins are matched with the transmission grooves, the limiting disc is matched with the notch grooves, a disc-shaped baffle plate is fixed in the front part of the first rotating shaft, a winding disc is arranged at the front part of the baffle plate and is tightly pressed on the baffle plate through a pressing cover, and the pressing cover is connected with the first rotating shaft through a threaded connection mode, and a second bevel gear is fixed at the rear end of the second rotating shaft and meshed with the first bevel gear, the first bevel gear is fixed at the upper end of the transmission shaft, and a transmission gear is fixed at the lower end of the transmission shaft.

Preferably, the middle part of the transmission shaft penetrates through a third bearing box, and the third bearing box is fixed at the bottom of the base.

Preferably, the rear portion of the second rotating shaft penetrates through the fourth bearing box, the front end of the second rotating shaft is inserted into the fifth bearing box, the fourth bearing box and the fifth bearing box are respectively fixed on the first fixing plate and the second fixing plate, and the lower ends of the first fixing plate and the second fixing plate are connected with the base.

Preferably, the rear end of the first rotating shaft is inserted into the first bearing box, the front part of the first rotating shaft passes through the second bearing box, and the first bearing box and the second bearing box are respectively fixed on the first fixing plate and the second fixing plate.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses when using, be applicable to the bar code and print, beat the winding of printing paper front end on the scroll, beat the printing paper middle part and pass the bar code machine, beat the winding of printing paper rear end on the coiling dish, drive gear rotates under drive arrangement's drive, first bevel gear and second bevel gear meshing transmission, the drive disc rotates, the drive pin inserts the drive groove, the drive pin rotates drive star wheel, only set up two sets of drive pins on rotating because the drive disc, stop rotation after the star wheel rotates 90 degrees, the bar code machine begins to print this moment, the drive disc continues the transmission, the drive disc imbeds the breach inslot, make the star wheel be in quiescent condition, the drive disc rotates 180 degrees backs, the drive pin inserts the drive groove once more, the star wheel rotates, the coiling dish rotates, beat the printing paper that will not print and draw in the bar code machine and print. The utility model discloses a coiling dish periodic stop rotation is realized to the transmission of star wheel, driving disc, and drive machine need not to shut down to prolong the life of motor greatly, improve the stability of system operation.

Drawings

Fig. 1 is a schematic structural view of an automatic paper feeding mechanism of a bar code machine according to the present invention.

Fig. 2 is a schematic diagram of the transmission of the middle transmission disc and the star wheel of the present invention.

In the figure, 1, a first bearing box, 2, a first fixing plate, 3, a star wheel, 4, a second bearing box, 5, a second fixing plate, 6, a baffle, 7, a winding disc, 8, a first rotating shaft, 9, a gland, 10, a base, 11, a first bevel gear, 12, a transmission shaft, 13, a second bevel gear, 14, a second rotating shaft, 15, a transmission gear, 16, a third bearing box, 17, a fourth bearing box, 18, a transmission disc, 19, a limiting disc, 20, a transmission pin, 21 and a fifth bearing box.

Detailed Description

Referring to fig. 1 and 2, an automatic paper feeding mechanism of a bar code machine comprises a star wheel 3 and a transmission disc 18, and is characterized in that: the star wheel 3 is fixed in the middle of the first rotating shaft 8, four groups of strip-shaped transmission grooves are uniformly distributed in the radial direction of the star wheel 3, four groups of fan-shaped notch grooves are uniformly distributed in the periphery of the star wheel 3, the transmission grooves and the notch grooves are alternately arranged along the circumferential direction of the star wheel 3, the transmission disc 18 is arranged at the lower part of the star wheel 3, the transmission disc 18 is fixed in the middle of the second rotating shaft 14, two groups of cylindrical transmission pins 20 are symmetrically fixed in the front of the transmission disc 18, the two groups of transmission pins 20 are arranged at 90 degrees, a semi-disc-shaped limiting disc 19 is arranged at the upper part of the front part of the transmission disc 18, the transmission pins 20 are matched with the transmission grooves, the limiting disc 19 is matched with the notch grooves, a disc-shaped baffle plate 6 is fixed in the front part of the first rotating shaft 8, a winding disc 7 is arranged in the front part of the baffle plate 6, and the winding disc 7 is tightly pressed, the gland 9 is connected with the first rotating shaft 8 in a threaded connection mode, a second bevel gear 13 is fixed at the rear end of the second rotating shaft 14, the second bevel gear 13 is meshed with the first bevel gear 11, the first bevel gear 11 is fixed at the upper end of a transmission shaft 12, and a transmission gear 15 is fixed at the lower end of the transmission shaft 12.

The middle part of the transmission shaft 12 passes through a third bearing box 16, and the third bearing box 16 is fixed at the bottom of the base 10.

The rear part of the second rotating shaft 14 penetrates through the fourth bearing box 17, the front end of the second rotating shaft 14 is inserted into the fifth bearing box 21, the fourth bearing box 17 and the fifth bearing box 21 are respectively fixed on the first fixing plate 2 and the second fixing plate 5, and the lower ends of the first fixing plate 2 and the second fixing plate 5 are connected with the base 10.

The rear end of the first rotating shaft 8 is inserted into the first bearing box 1, the front part of the first rotating shaft 8 penetrates through the second bearing box 4, and the first bearing box 1 and the second bearing box 4 are respectively fixed on the first fixing plate 2 and the second fixing plate 5.

The utility model discloses a theory of operation is:

when the utility model is used, the utility model is suitable for bar code printing, the front end of printing paper is coiled on a paper roll, the middle part of the printing paper passes through a bar code machine, the rear end of the printing paper is coiled on a coiling disc 7, a transmission gear 15 is driven by a driving device to rotate, a first bevel gear 11 and a second bevel gear 13 are engaged for transmission, a transmission disc 18 rotates, a transmission pin 20 is inserted into a transmission groove, the transmission pin 20 rotates to drive a star wheel 3, because the transmission disc 18 is only provided with two groups of transmission pins 20, the star wheel 3 stops rotating after rotating for 90 degrees, at the moment, the bar code machine starts printing, the transmission disc 18 continues to transmit, the transmission disc 18 is embedded into the notch groove, the star wheel 3 is in a static state, after the transmission disc 18 rotates 180 degrees, the transmission pin 20 is inserted into the transmission groove again, the star wheel 3 rotates, the winding disc 7 rotates, and unprinted printing paper is pulled into the bar code printer to be printed. The utility model discloses a coiling dish 7 periodic stop rotation is realized to star wheel 3, transmission of driving disk 18's transmission, and drive motor need not to shut down to prolong the life of motor greatly, improve the stability of system operation.

The technical solution of the present invention is to provide an improved method for manufacturing a semiconductor device, which is characterized in that the method is not limited by the above-mentioned method, and the method is not substantially improved by the method and the device, or the method and the device are directly applied to other occasions without improvement, all within the protection scope of the present invention.

Claims

1. The utility model provides a bar code machine automatic paper feeding mechanism, includes star wheel (3), driving plate (18), its characterized in that: the star wheel (3) is fixed in the middle of a first rotating shaft (8), four groups of strip-shaped transmission grooves are uniformly distributed in the radial direction of the star wheel (3), four groups of fan-shaped notch grooves are uniformly distributed on the periphery of the star wheel (3), the transmission grooves and the notch grooves are alternately arranged along the circumferential direction of the star wheel (3), the transmission disc (18) is arranged on the lower portion of the star wheel (3), the transmission disc (18) is fixed in the middle of a second rotating shaft (14), two groups of cylindrical transmission pins (20) are symmetrically and symmetrically fixed on the front portion of the transmission disc (18), the transmission pins (20) are arranged at 90 degrees, a semi-disc-shaped limiting disc (19) is arranged on the upper portion of the front portion of the transmission disc (18), the transmission pins (20) are matched with the transmission grooves, the limiting disc (19) is matched with the notch grooves, a disc-shaped baffle plate (6) is fixed on the front portion of the first rotating shaft (8), the front portion of baffle (6) is equipped with coiling dish (7), coiling dish (7) compress tightly on baffle (6) through gland (9), gland (9) are connected through threaded connection mode with first pivot (8), the rear end of second pivot (14) is fixed with second bevel gear (13), second bevel gear (13) and first bevel gear (11) mesh mutually, first bevel gear (11) are fixed in the upper end of transmission shaft (12), the lower extreme of transmission shaft (12) is fixed with drive gear (15).

2. The automatic paper feeding mechanism of a bar code machine as claimed in claim 1, wherein: the middle part of the transmission shaft (12) penetrates through a third bearing box (16), and the third bearing box (16) is fixed at the bottom of the base (10).

3. The automatic paper feeding mechanism of a bar code machine as claimed in claim 1, wherein: the rear portion of the second rotating shaft (14) penetrates through a fourth bearing box (17), the front end of the second rotating shaft (14) is inserted into a fifth bearing box (21), the fourth bearing box (17) and the fifth bearing box (21) are fixed on a first fixing plate (2) and a second fixing plate (5) respectively, and the lower ends of the first fixing plate (2) and the second fixing plate (5) are connected with a base (10).

4. The automatic paper feeding mechanism of a bar code machine as claimed in claim 1, wherein: the rear end of the first rotating shaft (8) is inserted into the first bearing box (1), the front part of the first rotating shaft (8) penetrates through the second bearing box (4), and the first bearing box (1) and the second bearing box (4) are fixed on the first fixing plate (2) and the second fixing plate (5) respectively.