Rolling device for printing convex codes

Abstract

The utility model provides a rolling device for printing convex codes, which is characterized in that a positioning shaft is arranged in the center of each of two sides of a compression roller, and an assembly shaft is arranged in the center of each positioning shaft; one side of the compression roller is provided with code grooves which are circumferentially and uniformly distributed, one end and the outer side of each code groove are open, a code block is arranged in each code groove, the outer side of each code block is provided with a convex code, and the convex codes protrude outwards on the compression roller; the compression roller is further provided with a locking plate matched with the compression roller, a penetrating hole is formed in the center of the locking plate, the positioning shaft penetrates through the penetrating hole, locking blocks matched with the code grooves in a one-to-one correspondence mode are arranged on the inner side of the locking plate, external threads are arranged on the outer side of the positioning shaft located on one side of the locking plate, and the locking plate and the compression roller are pressed and fixed through a locking ring with internal threads. According to the device, through the unique press roller structure and lock plate design, the code blocks are convenient to replace and fix; an accurate positioning and assembling structure ensures the accuracy and the stability of convex code printing; the detailed design of the limiting groove, the ejector pin and the like improves the practicability and maintainability of the device.

Description

Technical Field

[0001] The utility model relates to the technical field of coding devices, and more particularly, to a rolling device for embossing convex codes. Background Art

[0002] In the field of product identification and information marking, convex code printing is a common and important method for imprinting specific information on products or packages, such as production date, batch number, expiration date, etc. Traditional convex code printing devices usually use fixed embossing modules, which have deficiencies in terms of the convenience of code block replacement, the accuracy of positioning, and the stability of the structure, affecting the efficiency and quality of convex code printing. Summary of the Utility Model

[0003] Based on the above technical problems, the utility model proposes a rolling device for embossing convex codes.

[0004] A rolling device for embossing convex codes includes: a pressure roller, with a positioning shaft provided at the center of each side of the pressure roller, and an assembly shaft provided at the center of the positioning shaft; on one side of the pressure roller, there are code grooves evenly distributed in a circumferential manner, one end and the outside of the code groove are open, a code block is provided in the code groove, a convex code is provided on the outside of the code block, and the convex code protrudes outward on the pressure roller; a lock plate matching with the pressure roller is further provided on the pressure roller, a through hole is opened at the center of the lock plate, the positioning shaft passes through the through hole, a lock block corresponding to and matching with the code groove one by one is provided on the inner side of the lock plate, an external thread is provided on the outside of the positioning shaft on one side of the lock plate, and the lock plate is tightly fixed to the pressure roller through a lock ring with an internal thread.

[0005] As a further improvement of the utility model, a plurality of positioning grooves evenly distributed in a circumferential manner are provided on the outside of the positioning shaft, a fixed device with a rotating connection is provided at the lower end of the pressure roller frame, the assembly shaft passes through the opening at the center of the fixed device, and a positioning block corresponding to the positioning groove one by one is provided on the inner side of the fixed device.

[0006] As a further improvement of the utility model, an external thread is provided at the outer end of the assembly shaft, and a nut is screwed tightly on the outside of the pressure roller frame.

[0007] As a further improvement of the utility model, a plurality of limiting grooves are provided on both sides of the code groove, and limiting ribs matching with the limiting grooves are provided on both sides of the code block.

[0008] As a further improvement of the utility model, through holes evenly distributed in a circumferential manner are provided on the bottom plate of the pressure roller, the through holes correspond to the code grooves one by one and are provided at the center of the code grooves, and ejector pins are provided in the through holes.

[0009] Advantageous Effects:

[0010] 1. By setting a code groove and a matching lock plate and lock block, the installation and replacement of the code block are made quick and convenient, greatly improving the production efficiency.

[0011] 2. The matching design of the limit groove and the limit rib makes the installation of the code block in the code groove more stable. The setting of the ejector pin in the through hole helps with the replacement and maintenance of the code block, reducing the maintenance cost of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 shows a schematic structural view of the present utility model;

[0013] Figure 2 shows a schematic structural view of the cooperation between the pressure roller and the lock plate Figure 1 ;

[0014] Figure 3 shows a schematic structural view of the cooperation between the pressure roller and the lock plate Figure 2 ;

[0015] Figure 4 shows a schematic structural view of the fixer;

[0016] Figure 5 shows a schematic structural view of the code groove;

[0017] Figure 6 shows a schematic structural view of the lock plate;

[0018] Figure 7 shows a schematic structural view of the code block. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] In order to more clearly understand the above-mentioned objects, features, and advantages of the present utility model, the present utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be noted that, without conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

[0020] As Figures 1 to 7 shown, a rolling device for punching convex codes, a positioning shaft 2 is provided at the center of each side of the pressure roller 1, and an assembly shaft 3 is provided at the center of the positioning shaft 2; a code groove 4 is provided on one side of the pressure roller 1 and is evenly distributed in a circumferential manner. One end and the outside of the code groove 4 are open, and the other end of the code groove 4 is closed by a bottom plate 5. A code block 6 is provided in the code groove 4, and a convex code 7 is provided on the outside of the code block 6, and the convex code 7 protrudes outward on the pressure roller 1; a lock plate 8 matching with the pressure roller 1 is also provided on the pressure roller 1. A through hole 9 is opened at the center of the lock plate 8, and the positioning shaft 2 passes through the through hole 9. A lock block 10 corresponding to and matching the code groove 4 is provided on the inner side of the lock plate 8. An external thread is provided on the outside of the positioning shaft 2 on one side of the lock plate 8, and the lock plate 8 is tightly fixed to the pressure roller 1 through a lock ring 11 with an internal thread.

[0021] A plurality of positioning grooves 12 evenly distributed in a circumferential manner are provided on the outer side of the positioning shaft 2. A retainer 14 is provided at the lower end of the pressure roller frame 13 and is rotatably connected. The assembly shaft 3 passes through an opening 15 at the center of the retainer 14. A positioning block 16 corresponding to each positioning groove 12 is provided on the inner side of the retainer 14. Such a design can ensure accurate positioning of the pressure roller 1 during operation and improve the accuracy of embossing the convex code 7.

[0022] External threads are provided at the outer end of the assembly shaft 3, and the nut 21 is screwed tightly on the outer side of the pressure roller frame 13, enhancing the stability of the assembly.

[0023] It should be noted that the pressure roller frame 13 is an integral structure, and only the part cooperating with this device is shown in the appendix. Figure 1 Only the part cooperating with this device is shown in the appendix.

[0024] A plurality of limiting grooves 17 are provided on both sides of the code groove 4, and limiting ridges 18 matching the limiting grooves 17 are provided on both sides of the code block 6, making the installation of the code block 6 in the code groove 4 more stable.

[0025] The structure of the locking block 10 is the same as that of the code block 6, and limiting ridges 18 are also provided on both sides thereof.

[0026] A plurality of through holes 19 evenly distributed in a circumferential manner are provided on the bottom plate 5 of the pressure roller 1. The through holes 19 correspond to the code grooves 4 one by one and are provided at the centers of the code grooves 4. A thimble 20 is provided in the through holes 19, and the setting of the thimble 20 helps with the replacement and maintenance of the code block 6.

[0027] In actual use, a suitable code block 6 is selected according to the requirements of embossing the convex code 7 and installed in the code groove 4 of the pressure roller 1. The locking block 10 of the locking plate 8 corresponds to the code groove 4 and is tightly fixed by the locking ring 11. The positioning groove 12 on the positioning shaft 2 cooperates with the positioning block 16 of the retainer 14 to ensure accurate positioning of the pressure roller 1.

[0028] The above are only the preferred embodiments of the present invention and are not used to limit the present invention. For those skilled in the art, various changes and modifications can be made to the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A rolling device for embossing codes, characterized in that Comprising: A pressure roller, with a positioning shaft provided at the center of each side of the pressure roller, and an assembly shaft provided at the center of the positioning shaft; on one side of the pressure roller, there are code grooves evenly distributed in a circle, one end and the outside of the code groove are open, a code block is provided in the code groove, a convex code is provided on the outside of the code block, and the convex code protrudes outwards on the pressure roller; a lock plate matching with the pressure roller is also provided on the pressure roller, a through hole is opened at the center of the lock plate, the positioning shaft passes through the through hole, a lock block corresponding to and matching with the code groove one by one is provided on the inner side of the lock plate, an external thread is provided on the outside of the positioning shaft on one side of the lock plate, and the lock plate is tightly fixed to the pressure roller through a lock ring with an internal thread.

2. The rolling device for embossing codes according to claim 1, characterized in that, A plurality of positioning grooves evenly distributed in a circle are provided on the outside of the positioning shaft, a fixer with a rotational connection is provided at the lower end of the pressure roller frame, the assembly shaft passes through the opening at the center of the fixer, and positioning blocks corresponding to the positioning grooves one by one are provided on the inner side of the fixer.

3. The rolling device for embossing according to claim 2, characterized in that, An external thread is provided at the outer end of the assembly shaft, and a nut is screwed tightly on the outside of the pressure roller frame.

4. The rolling device for embossing codes according to claim 1, wherein, A plurality of limiting grooves are provided on both sides of the code groove, and limiting ridges matching with the limiting grooves are provided on both sides of the code block.

5. The rolling device for embossing codes according to claim 1, wherein Through holes evenly distributed in a circle are provided on the bottom plate of the pressure roller, the through holes correspond to the code grooves one by one and are arranged at the center of the code grooves, and thimbles are provided in the through holes.

Images