CN210174434U

CN210174434U - Low-cost automatic stamping machine

Info

Publication number: CN210174434U
Application number: CN201920835235.0U
Authority: CN
Inventors: Chen Gong; 弓宸; Weiran Zhou; 周炜燃; Mengle Chen; 陈蒙乐; Chaofeng Chen; 陈超峰; Yining Wang; 王一宁; Yunfei He; 贺云飞; Haiting Lyu; 吕海霆
Original assignee: DALIAN INSTITUTE OF SCIENCE AND TECHNOLOGY
Current assignee: DALIAN INSTITUTE OF SCIENCE AND TECHNOLOGY
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-03-24
Anticipated expiration: 2029-06-04

Abstract

The utility model provides a low-cost automatic stamping machine. The utility model discloses a: the automatic stamping machine comprises an automatic stamping machine body, a paper supply and feeding mechanism connected with the automatic stamping machine body, and an inkpad supplementing and stamping mechanism arranged in the automatic stamping machine body. The utility model discloses to seal system and inkpad complementary system and merge, paper supply system and the system of form advancing merge, through the relative cooperation of inhaling paper wheel and friction pulley, realize that the paper carries and has guaranteed carrying one by one of paper. After the paper is conveyed to a specific position, the inkpad supplementing-stamping system reciprocates, and the main link of stamping is realized. The utility model discloses compact structure, the low price, the work of stamping among the suitable official working process. Based on the reason, the utility model discloses can extensively promote in office supplies technical field.

Description

Low-cost automatic stamping machine

Technical Field

The utility model relates to an office supplies technical field especially relates to a low-cost automatic machine of stamping.

Background

The appearance of the seal is very early in China, but in the aspect of stamping, the technology is single, and most of the seals are manually stamped. At present, two types of automatic stamping machines are mainly available on the market, namely an automatic steel seal stamping machine, a common American Hedman EDP-PLUSIN automatic continuous stamping machine, a German Reiner automatic stamping machine and other striking automatic stamping machines. The two automatic stamping machines have the advantages of safety, high efficiency and intelligence, but have common defects: the price is expensive, the function is single, and the flexibility is not high enough.

This also causes the following technical problems in the automatic stamping machines on the market:

1. the type of the printing paper is too single, and the stamping machine with one type can only stamp the same type of paper. 2. The manufacturing cost of one stamping machine is high, the popularity of stamping equipment is seriously influenced 3. part of stamping machines need special stamps to supplement inkpad, and the universality is low. Is not well suited for many small and medium-sized enterprises today.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned technical problems, an automatic stamping machine with low cost is provided. The utility model discloses to seal system and inkpad complementary system and merge, paper supply system and the system of form advancing merge, adopt simple mechanical transmission as far as possible simultaneously to reach reduce cost's purpose. The utility model discloses a technical means as follows:

a low cost automatic stamping machine comprising: the automatic stamping machine comprises an automatic stamping machine body, a paper supply and paper feeding mechanism connected with the automatic stamping machine body and a inkpad supplement and stamping mechanism arranged in the automatic stamping machine body, wherein the automatic stamping machine body comprises a base and a side wall plate, the inkpad supplement and stamping mechanism comprises a cam, a stamping device, an inkpad hopper and a fixing frame which keeps a preset distance with the side wall plate, the fixing frame is connected to the side wall plate through a supporting rod, a main body part of the fixing frame is longitudinally provided with a slotted hole matched with a lifting rod of the stamping device, the lifting rod of the stamping device penetrates through the slotted hole, the end part of the lifting rod is connected with the cam, the stamping device can longitudinally reciprocate along the fixing frame, the fixing frame further comprises a sliding rod and a connecting rod, one end of the sliding rod and the other end of the sliding rod are arranged in parallel, the connecting rod is connected with the end part of the sliding rod, the other end of the sliding rod, the inkpad hopper with fixed horizontal pole links to each other just the oblique slide that matches the slide bar is seted up to the inkpad hopper, makes the inkpad hopper with fixed horizontal pole is reciprocating motion in predetermineeing the angle as the axle center, paper supply and paper feeding mechanism are including being used for depositing the paper storage box of treating printing paper and connecting the paper absorption wheel on the paper storage box.

Furthermore, the inkpad hopper is a hollow sector, the edge where the circle center is located is the axis, and two parallel edges of the inkpad hopper close to one side of the connecting rod are provided with oblique slideways matched with the sliding rods.

Further, the automatic stamping machine body comprises two opposite side wall plates, the upper end portions of the two side wall plates are transversely provided with the stamping mechanism moving slide way which is parallel and level, the supporting rods are two and run through the fixing frame, the end portions of the two supporting rods are arranged in the stamping mechanism moving slide way, and the loosening/tensioning state of the stamping mechanism on the moving slide way is changed through bolts arranged at the end portions of the supporting rods.

Furthermore, the paper storage box comprises a paper storage box side wall and a paper storage box bottom plate, a smooth plane is arranged on the side, away from the paper suction wheel, of the paper storage box bottom plate, a smooth arc surface is arranged on the side, close to the paper suction wheel, of the paper storage box bottom plate, and the length of the smooth plane is not more than that of the horizontal slide way.

Further, paper supply and paper feeding mechanism still includes paper supply groove adjusting device, paper supply groove adjusting device includes horizontal adjusting device, horizontal adjusting device is including the first baffle and the regulation pole that match storage carton lateral wall shape, be equipped with the arch of fixed adjustment pole on the first baffle, storage carton lateral wall is equipped with rather than assorted storage carton arch with the protruding same horizontal position of first baffle, set up the hole that matches the regulation pole in the storage carton arch, adjust pole one end and fix on first baffle, the other end passes the hole on the storage carton arch, and through the stroke that changes the regulation pole that stretches out storage carton, the horizontal width of adjusting the paper of predetermineeing.

Furthermore, the transverse adjusting device further comprises a plurality of lead screws which are parallel to the first adjusting rod, the first baffle is provided with protrusions for fixing the lead screws, the same horizontal position of the side wall of the paper storage box and the protrusions of the lead screws is provided with the protrusions of the side wall of the paper storage box matched with the protrusions of the lead screws, the protrusions of the side wall of the paper storage box are provided with holes matched with the lead screws, one end of each lead screw is fixed on the first baffle, and the other end of each lead screw penetrates through the holes in the protrusions of the side wall of the.

Furthermore, the paper supply groove adjusting device further comprises a paper longitudinal adjusting device, the paper longitudinal adjusting device comprises a second baffle, a first fixing rod and a second fixing rod, the first fixing rod and the second fixing rod penetrate through the same vertical plane of the second baffle, two horizontal sliding ways matched with the side wall of the paper storage box and the first baffle are arranged at the positions, which are parallel to the first fixing rod and the second fixing rod, of the side wall of the paper storage box, and two ends of the first fixing rod and the second fixing rod are respectively provided with a detachable joint.

Further, the paper storage box is further provided with a paper suction wheel bulge for fixing the paper suction wheel, a hole matched with the connecting portion of the paper suction wheel is formed in the center of the paper suction wheel bulge, the paper suction wheel comprises a paper suction wheel main body portion and paper suction wheel connecting portions on two sides, the paper suction wheel main body portion is further provided with a plurality of suckers, the paper suction wheel is of a hollow structure, and the paper suction wheel connecting portion is a rubber tube and is connected with an air suction pump.

Furthermore, the number of the suckers is 9, and the suckers are uniformly arranged on the paper suction wheel.

Further, a groove matched with the paper feeding wheel is formed in the side, close to the paper suction wheel, of the base of the automatic stamping machine body, the paper feeding wheel is arranged in the groove, an auxiliary paper feeding wheel protrusion is further arranged on the base of the automatic stamping machine body, a hole matched with the connecting portion of the auxiliary paper feeding wheel is formed in the center of the auxiliary paper feeding wheel protrusion, the auxiliary paper feeding wheel comprises an auxiliary paper feeding wheel main body portion and auxiliary paper feeding wheel connecting portions on two sides, and the auxiliary paper feeding wheel and the paper suction wheel are located in the same horizontal plane.

The utility model discloses the integration has simplified each part of traditional machine of stamping, will stamp system and inkpad complementary system and merge, and paper supply system and the system of form advancing merge, adopt simple mechanical transmission as far as simultaneously to reach reduce cost's purpose. In order to meet the requirement of high universality, aiming at the sizes of paper with different specifications, the problem is converted into the problem that the paper storage structure model is changed, and the paper is conveyed and one-by-one conveying of the paper is ensured through the relative matching of the paper suction wheel and the friction wheel. After the paper is conveyed to a specific position, the inkpad supplementing-stamping system reciprocates, and the main link of stamping is realized. The utility model discloses compact structure, the low price, the work of stamping among the suitable official working process. Based on the reason, the utility model discloses can extensively promote in office supplies technical field.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural view of the automatic stamping machine of the present invention.

In the figure: 1. a stamping machine body base; 2. a side wall plate of the stamping machine body; 3. a cam; 4. a stamping device; 5. a inkpad hopper; 6. a fixed mount; 7. a slide bar; 8. a connecting rod; 9. fixing the cross bar; 10. an inclined slideway; 11. a paper storage box; 12. a paper suction wheel; 13. a support bar; 14. a first baffle plate; 15. adjusting a rod; 16. a side wall of the paper storage box; 17. a bottom plate of the paper storage box; 18. a screw rod; 19. a second baffle; 20. a first fixing lever; 21. a second fixing bar; 22. a horizontal slideway; 23. the paper suction wheel is raised; 24. a suction cup; 25. a groove of the paper feeding wheel; 26. a paper feeding wheel; 27. an auxiliary paper feeding wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, the utility model provides a low-cost automatic stamping machine, include: automatic machine body of stamping, with paper supply and paper feed mechanism that automatic machine body of stamping links to each other with set up in this internal inkpad of automatic machine of stamping supplyes and the mechanism of stamping, automatic machine body of stamping includes base 1 and side wall board 2, inkpad supplyes and the mechanism of stamping include cam 3, stamping ware 4, inkpad hopper 5 and with side wall board 2 keeps the mount 6 of predetermineeing the distance, mount 6 passes through bracing piece 13 and connects on side wall board 2, predetermine the distance and be adjustable for the position that will stamp according to reality, the slotted hole that matches stamping ware 4 lifter is vertically seted up to the main part of mount 6, the lifter of stamping ware 4 pass the tip of slotted hole and lifter with cam 3 links to each other for stamping ware 4 can be along the vertical reciprocating motion of mount 6, mount 6 still includes that slide bar 7 and two parallels the one end of laying links to each other with slide bar 7 tip, The connecting rod 8 that the other end and 6 main parts of mount link to each other, the ware 4 of stamping still includes the fixed horizontal pole 9 that the level set up, inkpad hopper 5 with fixed horizontal pole 9 links to each other just inkpad hopper 5 sets up the oblique slide 10 that matches slide bar 7, makes inkpad hopper 5 with fixed horizontal pole 9 is reciprocating motion in predetermineeing the angle as the axle center, paper supply and feed mechanism are including being used for depositing the paper storage box 11 of treating printing paper and connecting the paper wheel 12 that inhales on paper storage box 11.

The device needs smaller force when stamping, so the power needed by the whole system is smaller, and the sizes of all parts are smaller. The system finally needs to complete 2 actions, namely, the stamping action of up-and-down reciprocating and the circular motion of the paper feeding wheel, wherein the 2 motions are driven by the same motor. Therefore, the motor is a low-speed motor, the constant-power motor with the model number of YDS90B5 is selected in the embodiment, the motor controlled by the single chip microcomputer is connected to the 2 devices through a lead, and the single chip microcomputer can be a 51 single chip microcomputer or other types.

In order to ensure that the stamp obtains the correct position and is fixed, the stamping device 4 is designed as a stamp clamping system. The stamping position is within a certain range of the paper, and high precision is not required. A universal chuck similar to a multi-jaw chuck or multi-jaw ratchet may be used. The three-jaw chuck consists of a large bevel gear, three small bevel gears and three jaws. The three small bevel gears are meshed with the large bevel gear, the back of the large bevel gear is provided with a plane thread structure, and the three clamping jaws are equally arranged on the plane thread. When the small bevel gear is pulled by a spanner, the large bevel gear rotates, and the plane thread on the back of the large bevel gear enables the three jaws to simultaneously approach or withdraw from the center. Adopt multi-jaw chuck as anchor clamps, can improve the centering degree of accuracy to the part, convenient to detach and installation, multi-jaw chuck on the market is also comparatively cheap moreover, has reduced the requirement to the cost.

In order to reduce the complexity of the control system, as a preferred embodiment, the inkpad hopper 5 is a hollow sector, the edge where the center of the circle is located is the axis, the inkpad hopper performs circular motion around the stamp, and two parallel edges of the inkpad hopper close to one side of the connecting rod 8 are provided with inclined slideways 10 matched with the sliding rods 7. When the stamping device moves up and down, the sliding rod 7 is also used as a limiting rod, the inkpad supplementing device is limited by the limiting rod and only can repeatedly perform circular motion relative to the stamp, and therefore the aims of not blocking the smooth stamping and rapidly supplementing the inkpad are achieved. The integral design of the inkpad replenishing and stamping system adopts a cam 3 structure, so that the inkpad makes up-and-down reciprocating motion and simultaneously drives the hopper filled with the inkpad to make circular reciprocating motion. The inkpad is timely supplemented after each stamping, so that the stamped stamp can be clearly visible. The stamping efficiency and the ink supply efficiency are improved, and the size of the mechanism is reduced.

In order to strengthen the strength of the automatic stamping machine body, as a preferred embodiment, the automatic stamping machine body comprises two opposite side wall plates 2, in order to make the longitudinal falling point of the stamping mechanism adjustable, as a preferred embodiment, the upper ends of the two side wall plates 2 are transversely provided with a stamping mechanism moving slideway which is parallel and level, the support rods 13 are two and run through the fixing frame 6, the ends of the two support rods 13 are arranged in the stamping mechanism moving slideway, the loosening/tensioning state of the support rods on the moving slideway is changed through bolts arranged at the ends of the support rods, and meanwhile, the fixing frame 6 controls the transverse falling point of the stamping mechanism through the transverse displacement on the support rods 13.

The paper storage box 11 comprises a paper storage box side wall 16 and a paper storage box bottom plate 17, the side, far away from the paper suction wheel 12, of the paper storage box bottom plate 17 is a smooth plane, the side, close to the paper suction wheel 12, of the paper storage box bottom plate is a smooth arc surface, and the length of the smooth plane is not more than that of the horizontal slide 22.

In order to adjust according to different paper, as a preferred embodiment, the paper feeding and feeding mechanism further comprises a paper feeding groove adjusting device, the paper feeding groove adjusting device comprises a paper transverse adjusting device, the transverse adjusting device comprises a first baffle 14 and an adjusting rod 15, the first baffle 14 is matched with the side wall 16 of the paper storage box in shape, a protrusion of the fixed adjusting rod 15 is arranged on the first baffle 14, a paper storage box protrusion matched with the first baffle 14 is arranged on the side wall 16 of the paper storage box and on the same horizontal position as the protrusion of the first baffle 14, a hole matched with the adjusting rod 15 is formed in the paper storage box protrusion, one end of the adjusting rod 15 is fixed on the first baffle 14, the other end of the adjusting rod passes through the hole in the paper storage box protrusion, and the transverse width of preset paper is adjusted by changing. The transverse adjusting device further comprises a plurality of screw rods 18 which are parallel and level to the first adjusting rod 15, protrusions for fixing the screw rods 18 are arranged on the first baffle 14, the same horizontal position of the side wall 16 of the paper storage box and the protrusions of the screw rods is provided with screw rod protrusions matched with the screw rod protrusions of the side wall of the paper storage box, holes matched with the screw rods 18 are formed in the screw rod protrusions of the side wall of the paper storage box, one end of each screw rod 18 is fixed on the first baffle 14, the other end of each screw rod penetrates through the hole in the screw rod protrusion of the side wall of the paper storage box, and the.

The paper feeding groove adjusting device further comprises a paper longitudinal adjusting device, the paper longitudinal adjusting device comprises a second baffle plate 19, a first fixing rod 20 and a second fixing rod 21, the first fixing rod 20 and the second fixing rod 21 are arranged on the same vertical plane of the second baffle plate 19 in a penetrating mode, two horizontal sliding ways 22 matched with the first fixing rod 20 and the second fixing rod 21 are arranged at the positions, flush with the first baffle plate 14, of the side wall 16 of the paper storage box, and two ends of the first fixing rod 20 and the second fixing rod 21 are respectively provided with a detachable joint. The paper feeding structure with variable size in the paper feeding-feeding system changes the size of the paper box by pulling the polish rod to place and fix the paper, thereby solving the problem of single size of the stamped paper.

The paper storage box 11 is further provided with a paper suction wheel bulge 23 for fixing the paper suction wheel 12, a hole matched with the paper suction wheel connecting part is formed in the center of the paper suction wheel bulge 23, the paper suction wheel 12 comprises a paper suction wheel main body part and paper suction wheel connecting parts on two sides, the paper suction wheel main body part is further provided with suckers 24, the number of the suckers 24 is preferably 9, the suckers are uniformly distributed side by side, the paper feeding accuracy at each time is guaranteed by using an adsorption type paper feeding structure, paper conveyed out at each time is guaranteed to be one, and the phenomenon of paper jamming is prevented. And then the friction wheel is used for transporting the paper to a stamping area. The paper absorbing wheel 12 is composed of two layers, the inner layer is hollow, the cylindrical surface is provided with an aluminum pipe with small holes, the outer layer is a rubber layer, the circular surface of one end of the rubber layer is provided with a hole and connected with a sealing bearing, the inner ring of the sealing bearing is connected with a rubber pipe, and the outer ring of the sealing bearing is connected with a circular hole. The rubber tube on the paper suction wheel side is connected with the air suction pump, so that the small hole on the paper suction wheel 12 has a certain adsorption capacity, the paper suction wheel 12 sucks up only one piece of paper below, meanwhile, the motor drives a small wheel above the paper suction wheel 12 to rotate, the small wheel is tightly attached to the paper suction wheel 12 and drives the paper suction wheel 12 to rotate, and after the small wheel rotates for a certain distance, the friction wheel contacts with the paper, so that the paper is separated from the friction wheel and conveyed to the stamping position.

The automatic stamping machine body base 1 is close to the paper suction wheel and is provided with a groove 25 matched with a paper feeding wheel 26, the paper feeding wheel 26 is arranged in the groove 25, the automatic stamping machine body base 1 is further provided with an auxiliary paper feeding wheel protrusion, a hole matched with a connecting part of the auxiliary paper feeding wheel 27 is formed in the center of the auxiliary paper feeding wheel protrusion, the auxiliary paper feeding wheel 27 comprises an auxiliary paper feeding wheel main body part and auxiliary paper feeding wheel connecting parts on two sides, and the auxiliary paper feeding wheel 27 and the paper suction wheel 12 are located in the same horizontal plane. The suction wheel 12 sucks up the paper and then feeds the paper into the paper feeding system by rotating itself. The paper feeding mechanism consists of a plurality of friction wheels, so that the paper can be subjected to enough friction force to enter the stamping system. The contact between the paper head and the friction wheel is the key of the paper feeding mechanism. In order to make the paper head contact with the friction wheel, the paper feeding wheel 26 only needs to rotate at the same speed as the friction wheel, the paper sucking wheel 12 and the auxiliary paper feeding wheel 27 have almost the same specification, the paper feeding wheel 26 is shorter than the friction wheel, a plurality of optical sensors connected with a single chip microcomputer are arranged at the end part of the paper feeding wheel 26, and when the paper is fed into the friction wheel, the optical sensors are triggered periodically, so that the number of fed paper can be recorded.

The utility model discloses a main operation method as follows:

firstly, putting paper; secondly, manually adjusting the size of the paper storage structure to adapt to paper, and manually adjusting the position of the inkpad replenishing-stamping system; thirdly, turning on a working switch; fourthly, after the power is switched on, the paper suction wheel 12, the friction wheel and the optical sensor are started, and the paper suction wheel 12 sucks the topmost paper to be printed and sends out the topmost paper; and fifthly, the paper is fed between the friction wheels by the paper suction wheel 12, the friction wheels continuously run, when the paper is fed, the optical sensor is triggered periodically, after the paper passes through the sensor, the sensor transmits a signal to the single chip microcomputer, the single chip microcomputer controls the paper suction wheel 12 and the friction wheels to stop for 0.5 second, and meanwhile, the motor of the stamping system is controlled to rotate for one circle, and one-time stamping is completed. And repeating the fourth step and the fifth step to finish the continuous stamping of the stamping machine.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A low-cost automatic stamping machine is characterized by comprising: the automatic stamping machine comprises an automatic stamping machine body, a paper supply and paper feeding mechanism connected with the automatic stamping machine body, and a inkpad supplement and stamping mechanism arranged in the automatic stamping machine body, wherein the automatic stamping machine body comprises a base and a side wall plate, the inkpad supplement and stamping mechanism comprises a cam, a stamping device, an inkpad hopper and a fixing frame which keeps a preset distance with the side wall plate, the fixing frame is connected to the side wall plate through a supporting rod, a main body part of the fixing frame is longitudinally provided with a slotted hole matched with a lifting rod of the stamping device, the lifting rod of the stamping device penetrates through the slotted hole, the top of the end stamping device of the lifting rod is connected with the cam, the stamping device can longitudinally reciprocate along the fixing frame, the fixing frame further comprises a sliding rod and a connecting rod, the sliding rod and the connecting rod are arranged in parallel, one end of the sliding rod is connected with the end part of the sliding rod, the other end of the sliding rod is connected with, the inkpad hopper with fixed horizontal pole links to each other just the oblique slide that matches the slide bar is seted up to the inkpad hopper, makes the inkpad hopper with fixed horizontal pole is reciprocating motion in predetermineeing the angle as the axle center, paper supply and paper feeding mechanism are including being used for depositing the paper storage box of treating printing paper and connecting the paper absorption wheel on the paper storage box.

2. The low-cost automatic stamping machine according to claim 1, wherein the inkpad hopper is a hollow sector, the edge of the inkpad hopper where the center of the circle is located is the axis, and two parallel edges of the inkpad hopper close to one side of the connecting rod are provided with oblique slideways matched with the sliding rods.

3. The automatic stamping machine with low cost according to claim 1, wherein the automatic stamping machine body comprises two opposite side wall plates, the upper end parts of the two side wall plates are transversely provided with stamping mechanism moving slideways which are parallel and level, the two support rods are arranged and penetrate through the fixing frame, the end parts of the two support rods are arranged in the stamping mechanism moving slideways, and the loosening/tensioning state of the support rods on the moving slideways is changed through bolts arranged at the end parts of the support rods.

4. The low-cost automatic stamping machine according to claim 1, wherein the paper storage box comprises a paper storage box side wall and a paper storage box bottom plate, the side of the paper storage box bottom plate, which is far away from the paper suction wheel, is a smooth plane, the side of the paper storage box bottom plate, which is close to the paper suction wheel, is a smooth arc surface, and the length of the smooth plane does not exceed the length of the horizontal slide way.

5. The low-cost automatic stamping machine according to claim 4, wherein the paper feeding and feeding mechanism further comprises a paper feeding groove adjusting device, the paper feeding groove adjusting device comprises a transverse adjusting device, the transverse adjusting device comprises a first baffle plate and an adjusting rod, the first baffle plate matches with the shape of the side wall of the paper storage box, a protrusion for fixing the adjusting rod is arranged on the first baffle plate, the side wall of the paper storage box is provided with a paper storage box protrusion matched with the first baffle plate protrusion at the same horizontal position, a hole for matching with the adjusting rod is formed in the paper storage box protrusion, one end of the adjusting rod is fixed on the first baffle plate, the other end of the adjusting rod penetrates through the hole in the paper storage box protrusion, and the transverse width of the preset paper is adjusted by changing the stroke of the adjusting rod.

6. The low-cost automatic stamping machine according to claim 5, wherein the transverse adjusting device further comprises a plurality of screw rods which are flush with the first adjusting rod, the first baffle plate is provided with protrusions for fixing the screw rods, the side wall of the paper storage box and the protrusions of the screw rods are provided with screw rod protrusions matched with the screw rod protrusions on the side wall of the paper storage box at the same horizontal position, the screw rod protrusions on the side wall of the paper storage box are provided with holes matched with the screw rods, one end of each screw rod is fixed on the first baffle plate, and the other end of each screw rod penetrates through the holes on the screw rod protrusions on the side wall.

7. The automatic stamping machine with low cost as claimed in claim 5 or 6, wherein the paper supply slot adjusting device further comprises a paper longitudinal adjusting device, the paper longitudinal adjusting device comprises a second baffle plate and a first fixing rod and a second fixing rod which are arranged through the same vertical plane of the second baffle plate, two horizontal slide ways matched with the first fixing rod and the second fixing rod are arranged at the positions of the side wall of the paper storage box and the first baffle plate, which are flush with the first fixing rod and the second fixing rod, and the two ends of the first fixing rod and the second fixing rod are respectively provided with a detachable joint.

8. The low-cost automatic stamping machine according to claim 1, wherein the paper storage box is further provided with a paper suction wheel protrusion for fixing the paper suction wheel, a hole matched with the paper suction wheel connecting part is formed in the center of the paper suction wheel protrusion, the paper suction wheel comprises a paper suction wheel main body part and paper suction wheel connecting parts on two sides, a plurality of suckers are further formed in the paper suction wheel main body part, the paper suction wheel is of a hollow structure, and the paper suction wheel connecting parts are rubber tubes and are connected with an air suction pump.

9. The low-cost automatic stamping machine according to claim 8, wherein the number of the suction cups is 9, and the suction cups are uniformly arranged on the suction wheel.

10. The low-cost automatic stamping machine according to claim 8, wherein the base of the automatic stamping machine body is provided with a groove matching with the feed roller near the suction roller side, the feed roller is arranged in the groove, the base of the automatic stamping machine body is further provided with an auxiliary feed roller protrusion, the center of the auxiliary feed roller protrusion is provided with a hole matching with the auxiliary feed roller connecting part, the auxiliary feed roller comprises an auxiliary feed roller main body part and auxiliary feed roller connecting parts on two sides, and the auxiliary feed roller and the suction roller are in the same horizontal plane.