CN220410093U

CN220410093U - Automatic stamping machine

Info

Publication number: CN220410093U
Application number: CN202322174180.2U
Authority: CN
Inventors: 吴昱
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-08-14
Filing date: 2023-08-14
Publication date: 2024-01-30
Anticipated expiration: 2033-08-14

Abstract

The utility model discloses an automatic stamping machine, which comprises a paper conveying mechanism, a stamping mechanism and a stamping platform for bearing paper, wherein the paper conveying mechanism is used for conveying the paper to the stamping platform, the stamping mechanism comprises a support, the upper part of the support is connected with a cantilever extending to the upper part of the stamping platform, the bottom of the cantilever is fixedly provided with an inkpad box, a sliding plate is vertically and slidably arranged in the support, a lifting driving mechanism for driving the sliding plate to vertically lift is further arranged on the support, a rotating shaft is rotatably arranged on the sliding plate in a penetrating manner, one end of the rotating shaft extends to the upper part of the stamping platform and is fixedly connected with a clamping hand for clamping a stamp, and the other end of the rotating shaft is connected with the rotating driving mechanism on the sliding plate. The utility model improves the quality of printing and the position accuracy of printing in the process of stamping in a large batch, greatly reduces the labor intensity of office staff, realizes the miniaturization of an automatic stamping machine and improves the portability.

Description

Automatic stamping machine

Technical Field

The utility model relates to the field of stamping machines, in particular to an automatic stamping machine.

Background

At present, high-speed automatic stamping machines and printing and stamping integrated stamping machines have certain application in the finance and postal industry, while other stamping machines are very limited in application. Most of the existing automatic stamping machines adopt a rolling stamping structure, the rolling stamping is synchronously rotated while the paper is moved by the paper rubbing wheel, and the stamping is rolled on the paper, so that the automatic stamping machine belongs to an integrated stamping machine for printing and stamping, is different from the traditional stamping concept, and is not convenient to popularize; very few reciprocating stamping machines imitate manual stamping actions, but the stamping machines are incomplete in function and only have stamping functions, and the stamping machines are slightly modified by a steel seal machine, so that batch stamping is inconvenient. Therefore, in the existing market, no product which can be well popularized is found on the problem that a machine replaces manual stamping.

Disclosure of Invention

The utility model provides an automatic stamping machine, which aims to solve the problem of single function of the stamping machine in the prior art.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the automatic stamping machine comprises a paper conveying mechanism, a stamping mechanism and a stamping platform for bearing paper, wherein the paper conveying mechanism is used for conveying the paper to the stamping platform, the stamping mechanism comprises a support arranged on one side of the stamping platform, a cantilever extending to the upper side of the stamping platform is fixedly connected to the upper portion of the support, an inkpad box is fixedly arranged at the bottom of the cantilever, inkpad is fixedly placed in the inkpad box downwards in an opening manner, a sliding plate is vertically and slidably mounted in the support, a lifting driving mechanism for driving the sliding plate to vertically lift is further mounted on the support, a rotating shaft is rotatably mounted through the sliding plate, one end of the rotating shaft extends to the upper side of the stamping platform and is fixedly connected with a clamping hand for clamping a seal, the clamping hand is positioned below the inkpad box, the other end of the rotating shaft is connected with a rotating driving mechanism on the sliding plate, and the rotating driving mechanism drives the rotating shaft to rotate around a central shaft of the rotating shaft.

Further, one side of the support is provided with a one-dimensional screw rod moving platform, and the support in the stamping mechanism is fixed on the one-dimensional screw rod moving platform.

Further, the paper conveying mechanism comprises a conveyor belt and a pair of rotating rollers, the pair of rotating rollers is composed of a pair of rotating rollers which are distributed up and down, a paper rubbing wheel is rotatably arranged above the conveyor belt, the pair of rotating rollers is arranged on one side of the stamping platform, and one end of the conveyor belt is abutted between two rotating rollers in the pair of rotating rollers.

Further, the conveyor belt is provided with an infrared sensor, and the presence or absence of paper on the conveyor belt is detected by the infrared sensor.

Further, the lifting driving mechanism is a central crank connecting rod mechanism, a crank part in the central crank connecting rod mechanism is rotatably arranged on the bracket, and a connecting rod in the central crank connecting rod mechanism is hinged to the sliding plate.

Further, the rotation driving mechanism comprises a gear and a rack, wherein the gear is coaxially fixed at the other end of the rotating shaft, the rack is linearly and slidably arranged on the sliding plate and meshed with the gear in a transmission manner, and the rotation driving mechanism further comprises an air cylinder, and the air cylinder drives the rack to linearly slide.

The utility model can replace manual stamping and can realize automatic mud dipping instead of manual mud dipping. Meanwhile, the utility model also designs and adds the function of automatic paper feeding to replace manual file replacement.

The utility model improves the quality of printing and the position accuracy of printing in the process of stamping in a large batch, and greatly reduces the labor intensity of office staff. The automatic stamping machine is used for replacing manual high-strength repeated actions in stamping, improving stamping speed and stamping accuracy, reducing accidental errors in stamping, realizing low-cost manufacture, simplifying machine structure, improving reliability and durability of the machine, realizing miniaturization of the automatic stamping machine and improving portability.

Drawings

Fig. 1 is a front view of the structure of an embodiment of the present utility model.

Fig. 2 is a rear view of the structure of an embodiment of the present utility model.

Fig. 3 is a schematic diagram of the operation of the paper feeding mechanism in the embodiment of the present utility model.

Fig. 4 is a schematic diagram of the operation of the stamping mechanism in the embodiment of the utility model.

Detailed Description

The utility model will be further described with reference to the drawings and examples.

As shown in fig. 1 and 2, this embodiment discloses an automatic stamping machine, which comprises a paper conveying mechanism, a stamping mechanism and a stamping platform 1 for bearing paper, wherein a baffle plate 2 is arranged on the right side of the stamping platform 1.

The paper conveying mechanism is used for conveying paper to the stamping platform, the specific paper conveying mechanism comprises a roller mounting frame 3, the roller mounting frame 3 is fixed to the left side of the stamping platform 1, a pair of rollers 4 are rotatably mounted in the roller mounting frame 3, the rollers 4 are distributed up and down and are axially in the front-back horizontal direction, gaps between the rollers 4 face the stamping platform 1, a roller motor is mounted at the axial end position of the roller mounting frame 3 corresponding to one of the rollers 4, and the rollers 4 are driven to rotate by the roller motor. The paper rubbing wheel 5 is also rotatably arranged at the left upper part of the two rotary rollers 4 in the rotary roller mounting frame 3, the axial direction of the paper rubbing wheel 5 is also horizontal front and back, a paper rubbing motor is arranged at one axial end of the rotary roller mounting frame 3 corresponding to the paper rubbing wheel 5, and the paper rubbing motor drives the paper rubbing wheel 5 to rotate. The paper conveying mechanism further includes a motor-driven belt 6, one pulley of the belt 6 is fixed to the motor output shaft (as shown in position B in fig. 3), the belt 6 is supported by springs, and the belt is integrally mounted on a rotating shaft (as shown in position a in fig. 3) to achieve pitch adjustment. The conveying direction of the conveyor belt 6 is from left to right, the right side of the conveyor belt 6 is abutted against a gap between the two rotating rollers 4 in the rotating roller mounting frame 3, and the conveyor belt 6 is provided with an infrared sensor for sensing paper on the conveyor belt 6.

The stamping mechanism is characterized in that a one-dimensional screw rod moving platform 7 is arranged at the rear side edge of the stamping platform 1, the moving platform in the one-dimensional screw rod moving platform 7 moves along the left-right horizontal direction, and the stamping mechanism is integrally arranged on the moving platform of the one-dimensional screw rod moving platform 7. Specifically, the mechanism of stamping includes support 8 in the vertical direction, and support 8 lower extreme is fixed in on the motion platform of one-dimensional lead screw motion platform 7, and the upper portion of support 8 is connected with a pair of cantilever 9, and two cantilever 9 stretch forward to stamp platform 1 top, and two cantilever 9 are located to stamp between the platform 1 top part and are fixed with the inkpad box seat, and the bottom surface of inkpad box seat is fixed with inkpad box 10, and inkpad box 10 is used for the fixed inkpad of placing to the box mouth of inkpad box 10 is downwards.

The slide plate 11 is vertically slidably arranged in the support 8, the lifting driving mechanism is arranged above the two cantilevers 9 on the support 8, the lifting driving mechanism is a central crank-link mechanism, a crank of the central crank-link mechanism is a disc 12, the disc 12 is axially horizontal left and right, the disc 12 is rotatably arranged on the support 8, a disc motor is arranged on the support 8 and used for driving the disc 12 to rotate, one end of a connecting rod of the central crank-link mechanism is eccentrically hinged to the disc 12, and the other end of the connecting rod is hinged to the slide plate 11. The disc motor drives the disc 12 in the central crank link mechanism to rotate, and then the slide plate 11 is made to slide up and down reciprocally through the link.

The slide 11 is provided with a rotating shaft 13 in a penetrating and rotating manner along the front-back horizontal direction, the axial front end of the rotating shaft 13 extends to the upper side of the stamping platform 1, the axial front end of the rotating shaft 13 is fixedly connected with a clamping hand 14, the clamping hand 14 is used for clamping a seal, and the axial rear end of the rotating shaft 13 extends to the rear side plate surface of the slide 11. The rear side plate surface of the slide plate 11 is provided with a rotation driving mechanism which comprises a gear 15 coaxially fixed to the axial rear end of the rotary shaft 13, a rack 16 linearly slidably mounted to the rear side plate surface of the slide plate 11, and a cylinder for driving the rack 16 to linearly slide, the rack 16 is in transmission engagement with the gear 15, and the rack 16 is pushed and pulled by the cylinder to linearly slide the rack 16, thereby rotating the gear 15 and further rotating the rotary shaft 13 with its own central axis as a rotation center.

As shown in fig. 3, in the present utility model, a sheet stack formed by stacking a plurality of sheets is placed on a conveyor belt 6, and at this time, a spring supporting the conveyor belt 6 is compressed and pressed against the uppermost sheet by a pickup roller. When the infrared sensor detects that paper exists, the paper stack is conveyed to the right side of the paper stack through the conveyor belt 6 to be aligned with a gap between the two rotating rollers 4, then the paper rubbing wheel and the rotating rollers rotate, the paper is conveyed between the two rotating rollers 4 by friction force, the paper is conveyed to the stamping platform 1 through the two rotating rollers 4, and the baffle plate on the right side of the stamping platform 1 plays a role in limiting the paper in the conveying process.

As shown in fig. 4, when the paper is transported to the stamping platform 1, the one-dimensional screw rod moving platform 7 drives the stamping mechanism to move left and right as a whole so as to enable the stamp to correspond to the position to be stamped on the paper, then the disc 12 in the central crank-link mechanism is rotated so as to enable the slide plate 11 to move downwards, further the clamp 14 drives the stamp to move downwards to complete stamping, and after stamping is completed, the slide plate is moved upwards through the central crank-link mechanism, and further the clamp 14 drives the stamp to separate from the paper.

When the seal needs to be dipped with inkpad, the rotary shaft 13 is made to rotate to enable the seal opening of the seal to face upwards, then the sliding plate 11 is made to move upwards to be in contact with the inkpad box through the central crank connecting rod mechanism, the inkpad can be dipped, after the inkpad is dipped, the rotary shaft 13 is made to rotate to be downwards, and then the next stamping work can be performed.

The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, and the examples described herein are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the spirit and scope of the present utility model. The individual technical features described in the above-described embodiments may be combined in any suitable manner without contradiction, and such combination should also be regarded as the disclosure of the present disclosure as long as it does not deviate from the idea of the present utility model. The various possible combinations of the utility model are not described in detail in order to avoid unnecessary repetition.

The present utility model is not limited to the specific details of the above embodiments, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the protection scope of the present utility model without departing from the scope of the technical concept of the present utility model, and the technical content of the present utility model is fully described in the claims.

Claims

1. The automatic stamping machine is characterized by comprising a paper conveying mechanism, a stamping mechanism and a stamping platform for bearing paper, wherein the paper conveying mechanism is used for conveying the paper to the stamping platform, the stamping mechanism comprises a support arranged on one side of the stamping platform, a cantilever extending to the upper part of the stamping platform is fixedly connected to the upper part of the support, an inkpad box is fixedly arranged at the bottom of the cantilever, inkpad is fixedly placed in the inkpad box downwards in an opening manner, a sliding plate is vertically and slidably mounted in the support, a lifting driving mechanism for driving the sliding plate to vertically lift is further mounted on the support, a rotating shaft is rotatably mounted through the sliding plate, one end of the rotating shaft extends to the upper part of the stamping platform and is fixedly connected with a clamping hand, the clamping hand is used for clamping a seal, the other end of the rotating shaft is connected with a rotation driving mechanism on the sliding plate, and the rotating driving mechanism drives the rotating shaft to rotate by taking a central shaft of the rotating shaft as a rotation center.

2. The automatic stamping machine according to claim 1, wherein one side of the support is provided with a one-dimensional screw rod moving platform, and the support in the stamping mechanism is fixed on the one-dimensional screw rod moving platform.

3. The automatic stamping machine according to claim 1, wherein the paper conveying mechanism comprises a conveyor belt and a pair of rotating rollers, the pair of rotating rollers is composed of a pair of rotating rollers which are distributed up and down, a paper rubbing wheel is rotatably arranged above the conveyor belt, the pair of rotating rollers is arranged on one side of the stamping platform, and one end of the conveyor belt is abutted between two rotating rollers in the pair of rotating rollers.

4. The automatic stamping machine of claim 3, wherein the conveyor belt is provided with an infrared sensor, and the presence of paper on the conveyor belt is detected by the infrared sensor.

5. The automatic stamping machine of claim 1, wherein the lifting drive mechanism is a central crank linkage, a crank portion of the central crank linkage is rotatably mounted on the bracket, and a link of the central crank linkage is hinged to the slide plate.

6. The automatic stamping machine of claim 1, wherein the rotary driving mechanism comprises a gear and a rack, wherein the gear is coaxially fixed at the other end of the rotating shaft, the rack is linearly slidably mounted on the sliding plate and is engaged with the gear transmission, and the rotary driving mechanism further comprises a cylinder, and the cylinder drives the rack to linearly slide.