CN217034824U

CN217034824U - Ticket drawing module for lottery with easily-torn line

Info

Publication number: CN217034824U
Application number: CN202220386358.2U
Authority: CN
Inventors: 齐利国
Original assignee: Shandong Donggang Caiyi Network Technology Co ltd
Current assignee: Tung Kong Security Printing Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-07-22
Anticipated expiration: 2032-02-24

Abstract

The lottery drawing module with the easily torn line comprises a module box body, wherein one side of the upper end of the module box body is hinged with an upper cover plate through a rotating shaft, the upper cover plate can be opened and closed relative to the module box body, and a paper feeding gap is reserved between the upper cover plate and the module box body. The utility model has the positive effects that: according to the utility model, the back-pull of the bill is realized through the reverse rotation of the rubber roller, the easy-to-tear line of the bill is accurately positioned on the cutter to be cut by matching with the rotation of the paper pressing plate, the accurate cutting of the position of the easy-to-tear line on a single bill is realized, the condition that the position of the easy-to-tear line is damaged by tearing is avoided, and the integrity and the smoothness of the bill drawing are ensured. The rubber roll on the upper side is provided with the first spring, the gears on the rubber roll can be tightly meshed through the first spring, and when the upper cover plate is opened and closed, the gears meshed with each other can float relatively due to the arrangement of the first spring, so that the phenomenon that the gear teeth are blocked can be effectively avoided, and internal maintenance is facilitated.

Description

Ticket drawing module for lottery with easy-to-tear line

Technical Field

The utility model relates to the technical field of ticket drawing modules, in particular to a ticket drawing module for a lottery with an easily-torn line.

Background

The instant lottery ticket is an important form of lottery ticket and is divided into two forms of electronic instant lottery ticket and paper instant lottery ticket, wherein the paper instant lottery ticket is a kind of lottery ticket with predetermined prize money, prize level setting and game rules, and the winning lottery ticket is distributed randomly in advance and is purchased, instant lottery ticket and instant lottery ticket. The existing market has a vending machine for paper instant invoicing, which sells the internally stored instant invoices quantitatively according to the requirements of purchasers, but some types of instant invoices are not delivered from a single factory, but form a whole stack of connected bills through an easy-to-tear line.

Disclosure of Invention

The utility model aims to provide a ticket drawing module for a lottery with an easy-to-tear line, which can accurately cut the position of the easy-to-tear line on a single ticket for a whole stack of tickets formed by connecting the easy-to-tear lines, avoid the situation that the position of the easy-to-tear line is torn and damaged, ensure the integrity and smoothness of the drawn tickets and solve the problems in the prior art.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a ticket outlet module for lottery with an easily torn line, which comprises a module box body, wherein one side of the upper end of the module box body is hinged with an upper cover plate through a rotating shaft, the upper cover plate can be opened and closed relative to the module box body, a paper feeding gap is reserved between the upper cover plate and the module box body, a device accommodating cavity and a paper outlet cavity are formed in the module box body, a stepping motor and a control circuit board are arranged in the device accommodating cavity, a first rubber roller and a second rubber roller are arranged on the upper side of the device accommodating cavity, a third rubber roller corresponding to the first rubber roller and a fourth rubber roller corresponding to the second rubber roller are arranged in the upper cover plate, a first gear is arranged on the first rubber roller, a second gear is arranged on the second rubber roller, a third gear meshed with the first gear is arranged on the third rubber roller, and a fourth gear meshed with the second gear is arranged on the fourth rubber roller, an output shaft of the stepping motor is connected with a first gear and a second gear through a transmission device, the stepping motor can drive the first gear and the second gear to rotate in the same direction when being started, a cutter is installed on the upper side of the paper outlet cavity, a fifth rubber covered roller which is arranged corresponding to the cutter is installed in an upper cover plate, a fifth gear is installed on the fifth rubber covered roller and is meshed with a fourth gear through a transmission gear, guide grooves are respectively formed in the positions of two ends of each rubber covered roller in the upper cover plate, guide sleeves which are matched with the guide grooves are respectively installed at two ends of each rubber covered roller, an upper limiting plate is installed in the upper cover plate on the upper side of each guide sleeve, a first spring is installed between the upper limiting plate and each guide sleeve, the first spring always has the tendency of pushing the first gear to be meshed with the third gear and the second gear to be meshed with the fourth gear, a paper outlet cavity on the front side of the cutter is also provided with a paper pressing plate and a direct current motor, and an output shaft of the direct current motor is connected with a rotating shaft of the paper pressing plate, the direct current motor can drive the paper pressing plate to rotate when being started, a paper discharging emission sensor is further installed in a paper discharging cavity on the lower side of the paper pressing plate, first paper sensors are installed between the second rubber roller and the rotating shaft and between the fourth rubber roller and the fifth rubber roller, and the stepping motor, the direct current motor, the paper discharging emission sensor and the first paper sensors are all connected with the control circuit board through control circuits. The transmission device comprises a power gear arranged on an output shaft of the stepping motor, a first reduction gear and a second reduction gear which are coaxially arranged are arranged on the module box body, the first reduction gear and the second reduction gear can synchronously rotate, a third reduction gear is further arranged on the module box body, the power gear is meshed with the first reduction gear, the second reduction gear is meshed with the third reduction gear, and the third reduction gear is meshed with the first gear and the second gear. The both sides of module box body all are equipped with the guard shield, and each reduction gear and direct current motor all are located the guard shield. The module box body is provided with a rotation turn number sensor which is positioned at the periphery of the second gear and is connected with the control circuit board through a control circuit. The paper pressing plate is provided with a first detection block and a second detection block, the upper cover plate is provided with a first detector corresponding to the first detection block and a second detector corresponding to the second detection block, when the second detection block enters the second detector, the paper pressing plate rotates to the position of the cutter to be close to the cutter, and the first detector and the second detector are connected with a control circuit board through a control circuit. And a second paper sensor is arranged between the third rubber roller and the fourth rubber roller and is connected with the control circuit board through a control circuit. The cutter is installed on the module box body through the follow-up adjusting device, the follow-up adjusting device comprises transverse moving grooves formed in two sides of the inner wall of the module box body, a transverse moving plate is installed in the transverse moving grooves in a matched mode, the cutter is installed at the front end of the transverse moving plate, a rack block is installed at the rear end of the transverse moving plate, a first follow-up gear is installed on a rotating shaft of the second rubber roll, a second follow-up gear meshed with the first follow-up gear is installed on the module box body, the second follow-up gear is meshed with the rack block, a push plate is further arranged on the transverse moving plate, a second spring is installed between the module box body and the push plate, and the second spring always tends to push the cutter to move forward to be close to the paper pressing plate.

The utility model has the positive effects that: the ticket issuing module comprises a module box body and an upper cover plate hinged to the module box body, wherein a ticket conveying channel is formed between the upper cover plate and the module box body, tickets are conveyed through rubber rollers which are matched up and down, a cutter and a paper pressing plate are arranged in a paper outlet cavity, the notes are pulled back through the reverse rotation of the rubber rollers, the easy-tear lines of the tickets are accurately positioned on the cutter to be cut through the rotation of the paper pressing plate, the accurate cutting of the positions of the easy-tear lines on the single tickets is realized, the situation that the easy-tear lines are damaged due to the tearing of the positions is avoided, and the integrity and the smoothness of ticket issuing are ensured. The rubber roll on the upper side is provided with the first spring, the gears on the rubber roll can be tightly meshed through the first spring, and when the upper cover plate is opened and closed, the gears meshed with each other can float relatively due to the arrangement of the first spring, so that the phenomenon that the gear teeth are blocked can be effectively avoided, and internal maintenance is facilitated.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a bottom view of FIG. 2;

FIG. 4 is a sectional view taken along line A-A of FIG. 2;

FIG. 5 is a sectional view taken along line B-B of FIG. 2;

FIG. 6 is an enlarged view taken along line C-C in FIG. 2;

FIG. 7 is a sectional view taken along line D-D of FIG. 2;

FIG. 8 is a schematic view of the present invention with the module case and upper cover removed;

fig. 9 is a schematic diagram of a structure in which a servo adjusting device is provided on a cutter.

Detailed Description

The ticket issuing module with the easily-torn line for the lottery disclosed by the utility model comprises a module box body 1, wherein one side of the upper end of the module box body 1 is hinged with an upper cover plate 3 through a rotating shaft 2, the upper cover plate 3 can be opened and closed relative to the module box body 1, and a paper feeding gap is reserved between the upper cover plate 3 and the module box body 1, as shown in figures 1, 2 and 3.

A device placing cavity 4 and a paper outlet cavity 5 are formed in the module box body 1, wherein a stepping motor 6 and a control circuit board 7 are installed in the device placing cavity 4, as shown in fig. 4, a first rubber roller 8 and a second rubber roller 9 are installed on the upper side of the device placing cavity 4, and as shown in fig. 5, a third rubber roller 10 corresponding to the first rubber roller 8 and a fourth rubber roller 11 corresponding to the second rubber roller 9 are installed in the upper cover plate 3. Wherein, a first gear 12 is arranged on the first rubber roller 8, a second gear 13 is arranged on the second rubber roller 9, a third gear 14 meshed with the first gear 12 is arranged on the third rubber roller 10, and a fourth gear 15 meshed with the second gear 13 is arranged on the fourth rubber roller 11.

A ticket passing channel for making a ticket is formed between the upper and lower rubber rollers which are arranged in a matching way, the rubber rollers on the upper and lower sides synchronously rotate in the opposite directions under the transmission of the meshed gears, so that the power for conveying the ticket is formed, the output shaft of the stepping motor 6 is connected with the first gear 12 and the second gear 13 through the transmission device, the stepping motor 6 can drive the first gear 12 and the second gear 13 to rotate in the same direction by starting, and the delivery of making the ticket is realized under the driving of the friction force of the upper and lower rubber rollers.

A cutter 16 is arranged on the upper side of the paper outlet cavity 5, a fifth rubber roller 17 arranged corresponding to the cutter 16 is arranged in the upper cover plate 3, a fifth gear 18 is arranged on the fifth rubber roller 17, the fifth gear 18 is meshed with a fourth gear 15 through a transmission gear 45, a bill conveying channel is formed between the fifth rubber roller 17 and the cutter 16, the fifth rubber roller 17, the third rubber roller 10 and the fourth rubber roller 11 rotate in the same direction, and the conveying of bills can be realized under the driving of friction force.

In order to further realize the tight engagement between the gears correspondingly arranged up and down, as shown in fig. 7, guide grooves 19 are formed in the positions of the two ends of each rubber roller in the upper cover plate 3, guide sleeves 20 matched with the guide grooves 19 are installed at the two ends of each rubber roller, the rotating shaft of each rubber roller can rotate in the guide sleeves 20, and the rubber roller can vertically move in the guide grooves 19 along with the guide sleeves 20. An upper limiting plate 21 is installed in the upper cover plate 3 on the upper side of the guide sleeve 20, a first spring 22 is installed between the upper limiting plate 21 and each guide sleeve 20, and the first spring 22 always tends to push the first gear 12 to be meshed with the third gear 14 and the second gear 13 to be meshed with the fourth gear 15.

Due to the arrangement of the first spring 22, the gears corresponding to the upper side and the lower side always have the trend of being tightly meshed with each other, so that the power transmission of bill conveying is ensured, and the elastic floating between the rubber rollers can be realized, so that the bill issuing device is suitable for the types of bills with different thicknesses. When a ticket is blocked or internal maintenance is required, the upper cover plate 3 needs to be rotated and opened, the gears are disengaged, when the upper cover plate 3 needs to be buckled after detection is finished, even if the corresponding gears generate the condition that the gear teeth are opposite, the rubber roller with elastic floating can push the corresponding gears to be meshed after the stepping motor 6 starts to input power, and normal transmission of the power is guaranteed.

In order to realize the bending of the to-be-cut invoice, as shown in fig. 6, a paper pressing plate 23 and a direct current motor 24 are further installed in the paper output cavity 5 at the front side of the cutter 16, an output shaft of the direct current motor 24 is connected with a rotating shaft of the paper pressing plate 23, the direct current motor 24 is started to drive the paper pressing plate 23 to rotate, wherein the paper pressing plate 23 can form a guide for the to-be-cut invoice to be bent into the paper output cavity 5, and the paper pressing plate 23 after rotating can drive the position of an easy-to-tear line on the invoice to be bent at the position of the cutter 16, so as to facilitate the subsequent invoice cutting operation.

A sheet discharge transmitting sensor 25 is further installed in the sheet discharge chamber 5 on the lower side of the sheet pressing plate 23, and when a cut sheet, i.e., an invoice, falls through the sheet discharge chamber 5, it can be detected by the sheet discharge transmitting sensor 25. First paper sensors 26 are arranged between the second rubber roller 9 and the rotating shaft 2 and between the fourth rubber roller 11 and the fifth rubber roller 17, the first paper sensors 26 can detect the existence of the instant billing, so that the opening and closing of the direct current motor 24 are controlled, the stepping motor 6, the direct current motor 24, the paper discharge emission sensor 25 and the first paper sensors 26 are connected with the control circuit board 7 through control circuits, the control circuit board 7 receives signals of the detection devices and then outputs electric signals to control the starting and the stopping of the power device, and therefore the cutting and billing operation of the integral instant billing is achieved.

The working principle of the ticket issuing module is as follows: the connected bills enter from the paper feeding gap between the module box body 1 and the upper cover plate 3, after the first paper sensor 26 receives the information of the bills, the first paper sensor sends an electric signal to the control circuit board 7 to start the stepping motor 6, the bills are driven by the rubber roller to approach to the position of the cutter, the bills are bent towards the paper outlet cavity 5 under the action of the paper pressing plate 23 in the advancing process, after the easy-tear line on the bills passes through the front end of the cutter 16, the direct current motor 24 is started to drive the paper pressing plate 23 to rotate, the bills are pressed downwards from the position of the easy-tear line for more than 90 degrees, then the stepping motor 6 rotates reversely, the rubber roller drives the bills to move away from the cutter 16, in the process that the bills move backwards and are away from the cutter 16, the front end of the cutter 16 cuts the bills from the position of the easy-tear line, the direct current motor 24 rotates reversely to drive the paper pressing plate 23 to rotate and away from the cutter 16, the cut bills fall down through the paper outlet cavity 5, the bills can be detected by the paper output emission sensor 25 in the falling process, then the bill output signal is fed back, the bill output operation of drawing bills is completed, and the selling of drawing bills in corresponding quantity can be carried out according to the requirements of purchasers by repeating the steps.

Further, in order to ensure the power transmission between the stepping motor 6 and the rubber roller, as shown in fig. 2, the transmission device includes a power gear 27 mounted on the output shaft of the stepping motor 6, a first reduction gear 28 and a second reduction gear 29 coaxially mounted on the module case 1, the first reduction gear 28 and the second reduction gear 29 can rotate synchronously, and a third reduction gear 30 is further mounted on the module case 1, wherein the power gear 27 is engaged with the first reduction gear 28, the second reduction gear 29 is engaged with the third reduction gear 30, and the third reduction gear 30 is engaged with the first gear 12 and the second gear 13. When the stepping motor 6 is started, the first rubber roller 8 and the second rubber roller 9 can synchronously rotate in the same direction, so that bills are conveyed.

Further, in order to protect the transmission device and each mechanism on the ticket issuing module, both sides of the module box body 1 are provided with a protective cover 31, and each reduction gear and the direct current motor 24 are located in the protective cover 31.

Further, in order to realize accurate feedback of bill conveying length, a rotation turn number sensor 32 is installed on the module box body 1, the rotation turn number sensor 32 is located on the periphery of the second gear 13, and the rotation turn number sensor 32 is connected with the control circuit board 7 through a control circuit. Wherein rotate number of turns sensor 32 and can real-time detection second gear 13 pivoted number of turns, just can calculate second rubber roll 9 and be carried out the length of distance at the rotation in-process bill to can set up the transport distance according to the bill of opening promptly of different length types, guarantee to open promptly among the transportation process, the line of easily tearing on it can accurate removal to 16 positions departments of cutter, realizes accurate cutting, guarantees the integrality of opening promptly.

Further, in order to realize the accurate bending of the paper pressing plate 23 to the bill to be cut, the paper pressing plate 23 is provided with a first detection block 33 and a second detection block 34, the upper cover plate 3 is provided with a first detector 35 corresponding to the first detection block 33 and a second detector 36 corresponding to the second detection block 34, when the second detection block 34 enters the second detector 36, the paper pressing plate 23 rotates to the position of the cutter 16 to be close to, and the first detector 35 and the second detector 36 are connected with the control circuit board 7 through a control circuit. When the bill is delivered forwards, the first detection block 33 on the paper pressing plate 23 is positioned in the first detector 35, the bill can be bent towards the paper outlet cavity 5 under the guiding action of the paper pressing plate 23, when the bill needs to be bent and pushed towards the position of the cutter 16, the direct current motor 24 is started to drive the paper pressing plate 23 to rotate until the second detection block 34 enters the second detector 36, the paper pressing plate 23 stops rotating, the bill to be cut is bent in place, and subsequent cutting operation can be carried out.

Further, in order to avoid the conditions of deflection and the like in the bill conveying process, a second paper sensor 44 is installed between the third rubber roller 10 and the fourth rubber roller 11, the second paper sensor 44 is connected with the control circuit board 7 through a control circuit, and the second paper sensor 44 can be arranged in rows to realize the detection effect on the bill width position.

Further, in order to avoid friction with the tip of the cutter 16 in the process of extending an instant invoice and enable the cutter 16 to completely cut an easy-to-tear line in the process of retracting and moving the instant invoice, the cutter 16 is mounted on the module case 1 through a follow-up adjusting device, as shown in fig. 9, the follow-up adjusting device comprises traverse grooves 37 formed on two sides of the inner wall of the module case 1, traverse plates 38 are mounted in the traverse grooves 37 in a matching manner, the cutter 16 is mounted at the front ends of the traverse plates 38, and rack blocks 39 are mounted at the rear ends of the traverse plates 38. A first follow-up gear 40 is installed on a rotating shaft of the second rubber roller 9, a second follow-up gear 41 meshed with the first follow-up gear 40 is installed on the module box body 1, wherein the diameter of the second follow-up gear 41 is larger than that of the first follow-up gear 40, the second follow-up gear 41 is meshed with the rack block 39, a push plate 42 is further arranged on the transverse moving plate 38, a second spring 43 is installed between the module box body 1 and the push plate 42, and the second spring 43 always tends to push the cutter 16 to move forward to be close to the paper pressing plate 23.

When the bills are conveyed forwards, namely, the bills are moved to the position of the cutter 16, the first follow-up gear 40 rotates clockwise in the mode shown in fig. 9, the second follow-up gear 41 rotates anticlockwise synchronously, the second follow-up gear 41 rotating anticlockwise drives the rack block 39 to move leftwards in the mode shown in fig. 9, the traverse plate 38 compresses the second spring 43 to move, namely, the cutter 16 moves backwards relatively in the process of drawing out the bills, and even if the second follow-up gear 41 is disengaged from the rack block 39, the second follow-up gear 41 rotating anticlockwise limits the right movement of the rack block 39. When the bill is drawn and moved back to the position where the easy-to-tear line is located at the front end of the cutter 16, the second follow-up gear 41 rotates clockwise, the cutter 16 moves forward under the action of the elastic force of the second spring 43, so that the easy-to-tear line is cut completely, and the rack block 39 is always meshed with the second follow-up gear 41 in the process that the cutter 16 moves forward. Because the second rubber roller 9 needs to rotate for multiple circles in the conveying process, and the relative transverse movement of the cutter 16 does not need a large telescopic distance, the diameter of the second follower gear 41 can be significantly larger than that of the first follower gear 40, so that the cutter 16 can move forwards for a short distance after the second rubber roller 9 rotates for multiple circles, and the complete cutting of the easy-to-tear line can be completed while no conflict is generated among other action parts.

The control electrical appliances can be connected to a power supply through wires by the prior electrical technology so as to realize normal functions.

The technical solution of the present invention is not limited to the scope of the embodiments of the present invention. The technical contents not described in detail in the utility model are all known technologies.

Claims

1. The utility model provides a module of drawing a bill with easily tear line lottery use which characterized in that: the device packaging box comprises a module box body (1), one side of the upper end of the module box body (1) is hinged with an upper cover plate (3) through a rotating shaft (2), the upper cover plate (3) can be opened and closed relative to the module box body (1), a paper feeding gap is reserved between the upper cover plate (3) and the module box body (1), a device accommodating cavity (4) and a paper discharging cavity (5) are formed in the module box body (1), a stepping motor (6) and a control circuit board (7) are installed in the device accommodating cavity (4), a first rubber roller (8) and a second rubber roller (9) are installed on the upper side of the device accommodating cavity (4), a third rubber roller (10) corresponding to the first rubber roller (8) and a fourth rubber roller (11) corresponding to the second rubber roller (9) are installed in the upper cover plate (3), a first gear (12) is installed on the first rubber roller (8), a second gear (13) is installed on the second rubber roller (9), a third gear (14) meshed with the first gear (12) is installed on the third rubber roll (10), a fourth gear (15) meshed with the second gear (13) is installed on the fourth rubber roll (11), an output shaft of the stepping motor (6) is connected with the first gear (12) and the second gear (13) through a transmission device, the stepping motor (6) can drive the first gear (12) and the second gear (13) to rotate in the same direction when being started, a cutter (16) is installed on the upper side of the paper outlet cavity (5), a fifth rubber roll (17) corresponding to the cutter (16) is installed in the upper cover plate (3), a fifth gear (18) is installed on the fifth rubber roll (17), the fifth gear (18) is meshed with the fourth gear (15) through a transmission gear (45), guide grooves (19) are formed in positions of two ends of each rubber roll in the upper cover plate (3), guide sleeves (20) matched with the guide grooves (19) are installed at two ends of each rubber roll, an upper limiting plate (21) is installed in an upper cover plate (3) on the upper side of each guide sleeve (20), a first spring (22) is installed between the upper limiting plate (21) and each guide sleeve (20), the first spring (22) always has a tendency of pushing a first gear (12) and a third gear (14) to be meshed with a second gear (13) and a fourth gear (15), a paper pressing plate (23) and a direct current motor (24) are also installed in a paper outlet cavity (5) on the front side of a cutter (16), an output shaft of the direct current motor (24) is connected with a rotating shaft of the paper pressing plate (23), the direct current motor (24) is started to drive the paper pressing plate (23) to rotate, a paper outlet emission sensor (25) is also installed in the paper outlet cavity (5) on the lower side of the paper pressing plate (23), first paper sensors (26) are installed between a second rubber roller (9) and a rotating shaft (2) and between a fourth rubber roller (11) and a fifth rubber roller (17), the stepping motor (6), the direct current motor (24), the paper discharge emission sensor (25) and the first paper sensor (26) are connected with the control circuit board (7) through control lines.

2. The ticket ejector module for a lottery with a tear line of claim 1, wherein: the transmission device comprises a power gear (27) arranged on an output shaft of a stepping motor (6), a first reduction gear (28) and a second reduction gear (29) which are coaxially arranged are arranged on a module box body (1), the first reduction gear (28) and the second reduction gear (29) can synchronously rotate, a third reduction gear (30) is further arranged on the module box body (1), the power gear (27) is meshed with the first reduction gear (28), the second reduction gear (29) is meshed with the third reduction gear (30), and the third reduction gear (30) is meshed with a first gear (12) and a second gear (13).

3. The ticket ejector module for a lottery with a tear line of claim 2, wherein: both sides of module box body (1) all are equipped with guard shield (31), and each reduction gear and direct current motor (24) all are located guard shield (31).

4. The drawing module for a lottery with a tear line as in claim 1, wherein: install on module box body (1) and rotate number of turns sensor (32), rotate number of turns sensor (32) and be located the periphery of second gear (13), it is connected with control circuit board (7) through control scheme to rotate number of turns sensor (32).

5. The drawing module for a lottery with a tear line as in claim 1, wherein: install first detection piece (33) and second on paper pressing plate (23) and detect piece (34), install on upper cover plate (3) and detect first detector (35) that piece (33) corresponds and detect second detector (36) that piece (34) corresponds with the second with first, when second detected piece (34) and entered into second detector (36), paper pressing plate (23) are close to cutter (16) position department rotation, first detector (35) and second detector (36) are connected with control circuit board (7) through control scheme.

6. The drawing module for a lottery with a tear line as in claim 1, wherein: and a second paper sensor (44) is arranged between the third rubber roller (10) and the fourth rubber roller (11), and the second paper sensor (44) is connected with the control circuit board (7) through a control circuit.

7. The drawing module for a lottery with a tear line as in claim 1, wherein: the cutter (16) is arranged on the module box body (1) through a follow-up adjusting device, the follow-up adjusting device comprises a transverse moving groove (37) formed in two sides of the inner wall of the module box body (1), a transverse moving plate (38) is arranged in the transverse moving groove (37) in a matching mode, the cutter (16) is arranged at the front end of the transverse moving plate (38), a rack block (39) is arranged at the rear end of the transverse moving plate (38), a first follow-up gear (40) is arranged on a rotating shaft of the second rubber roller (9), a second follow-up gear (41) meshed with the first follow-up gear (40) is arranged on the module box body (1), the second follow-up gear (41) is meshed with the rack block (39), a push plate (42) is also arranged on the transverse moving plate (38), a second spring (43) is arranged between the module box body (1) and the push plate (42), the second spring (43) always has the tendency of pushing the cutter (16) to advance close to the paper pressing plate (23).