Pre-pressing mechanism for carton printing

Abstract

The utility model relates to the technical field of paper box prepressing, in particular to a prepressing mechanism for paper box printing, which comprises a prepressing base and a prepressing upper plate, the prepressing upper plate is positioned right above the prepressing base, a mounting plate is fixed at the lower end of the prepressing base, and a mounting sleeve is assembled in the center of the upper surface of the prepressing upper plate. The lower end of the assembling screw rod is sleeved with the mounting sleeve, the upper portion of the assembling screw rod is sleeved with a supporting frame in a threaded mode, and the supporting frame is fixed to the side edge of the upper portion of the pre-pressing base. According to the utility model, auxiliary adjustment and prepressing can be conveniently carried out, so that the use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of paper box pre-pressing, in particular to a pre-pressing mechanism for paper box printing. Background Art

[0002] With the continuous improvement of life, various products emerge in an endless stream. When the products are produced, paper boxes are needed for assembly. The paper box is a three-dimensional shape. It is composed of a multi-faceted shape formed by the movement, stacking, folding and encirclement of several surfaces. Paper box packaging is largely used to promote and beautify the goods with its exquisite shape and decoration to improve the competitiveness of the goods. When printing the paper box, the paper box board needs to be pre-pressed and flattened to ensure stability during subsequent printing, making printing more convenient;

[0003] In this regard, China's patent application number: CN214646714U discloses a carton printing machine, including a casing, a printing roller rotatably connected to the casing is arranged in the casing, a driven roller is arranged above the printing roller, an ink transfer roller is arranged at the lower side of the printing roller, an ink box is arranged below the ink transfer roller, a fixed seat is arranged on the bottom surface of the ink box, the fixed seat is connected to the sliding mechanism through a connecting frame, a clamping mechanism is arranged on the side of the fixed seat, a lifting mechanism is arranged on the bottom surface of the fixed seat, a through hole is arranged on the left side of the casing, and a storage groove located in the casing is arranged above the through hole;

[0004] However, the existing paper box printing equipment is not convenient to pre-press it in and out according to the needs, which affects the effect of pre-pressing.

[0005] Therefore, in order to solve the above-mentioned problem, a pre-pressing mechanism for carton printing is proposed. Utility Model Content

[0006] The utility model aims to provide a pre-pressing mechanism for carton printing, so as to solve the problem in the background art that the existing carton printing equipment is inconvenient to pre-press in and out as required, thus affecting the effect of pre-pressing.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pre-pressing mechanism for paper box printing, comprising a pre-pressing base and a pre-pressing upper plate, the pre-pressing upper plate being located directly above the pre-pressing base, a mounting plate being fixed to the lower end of the pre-pressing base, a mounting sleeve being assembled at the center of the upper surface of the pre-pressing upper plate, the mounting sleeve being arranged at the lower end of the mounting screw, a support frame being arranged at the upper threaded sleeve of the mounting screw, and the support frame being fixed to the upper side of the pre-pressing base.

[0008] Preferably, a pre-stressing upper roller is mounted on the lower surface of the pre-stressing upper plate, an upper shaft is inserted through the interior of the pre-stressing upper roller, and the upper shaft is mounted on the lower side of the pre-stressing upper plate; a pre-stressing lower roller is mounted on the upper surface of the pre-stressing base, a lower shaft is inserted through the interior of the pre-stressing lower roller, and the lower shaft is mounted on the side of the upper surface of the pre-stressing base.

[0009] Preferably, the rear side of the pre-stressing upper plate is equipped with an assembly upper shell, the inner wall of the assembly upper shell is fixed to one end of the upper shaft, and the rear side of the pre-stressing base is equipped with an assembly lower shell by assembly screws, and the inner wall of the assembly lower shell is fixed to one end of the lower shaft.

[0010] Preferably, an upper assembly groove corresponding to the pre-pressing upper roller is formed on the lower surface of the pre-pressing upper plate, a lower assembly groove corresponding to the pre-pressing lower roller is formed on the upper surface of the pre-pressing base, and auxiliary cushion sleeves are fixedly provided on the surfaces of the pre-pressing upper roller and the pre-pressing lower roller.

[0011] Preferably, a limiting inner ring and a limiting outer ring are fixed at the lower end of the assembly screw, the limiting inner ring is located inside the mounting sleeve, the limiting outer ring is located outside the mounting sleeve, the external threaded sleeve of the assembly screw is provided with a fastening nut, and the two groups of the fastening nuts are respectively located at the upper and lower ends of the support frame.

[0012] Preferably, a limiting slide bar is assembled on the upper surface of the pre-stressed upper plate, the upper part of the limiting slide bar is inserted through the top of the support frame, an auxiliary plate is fixed to the lower end of the limiting slide bar, a spring is sleeved on the surface of the limiting slide bar, and the spring is located below the support frame and between the auxiliary plate.

[0013] Preferably, an auxiliary arc head is integrally provided at the front end of the pre-stressing upper plate, the front end of the pre-stressing base is arranged in a circular arc, an auxiliary plate is integrally provided at the lower end of the mounting plate, mounting holes and auxiliary holes are provided inside the mounting plate and the auxiliary plate, and hidden circles corresponding to the mounting holes and the auxiliary holes are provided on the inner walls of the mounting plate and the auxiliary plate.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the utility model facilitates auxiliary adjustment of pre-pressure, making it more convenient to use;

[0015] The utility model is provided with a pre-pressing upper plate and a pre-pressing base, and with the cooperation of the pre-pressing upper roller and the pre-pressing lower roller, it is convenient to perform auxiliary feeding pre-pressing and to insert the paper box, so as to facilitate the pre-pressing operation and make it more convenient to use. Through this design, the convenience and practicality of the pre-pressing device are improved.

[0016] The utility model is provided with an assembly screw rod and a support frame, so that auxiliary adjustment can be performed according to needs, making the use of pre-pressing more convenient. Through this design, the convenience and practicality of the pre-pressing device are improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic side cross-sectional view of the structure of the utility model;

[0018] Figure 2 It is a schematic diagram of a front cross-section of the structure of the utility model;

[0019] Figure 3 It is a schematic top view of the structure of the utility model;

[0020] Figure 4 For this utility model Figure 1 A schematic diagram of the structure enlargement in the middle;

[0021] Figure 5 For this utility model Figure 2 A magnified schematic diagram of the structure at B in the middle;

[0022] In the figure: 100, pre-stressing base; 110, pre-stressing upper plate; 111, auxiliary arc head; 120, mounting sleeve; 121, limiting inner ring; 122, limiting outer ring; 130, assembly screw; 131, fastening nut; 140, support frame; 150, mounting plate; 151, auxiliary plate; 152, mounting hole; 153, auxiliary hole; 154, hidden ring; 160, pre-stressing upper roller; 161, upper shaft; 162, upper assembly groove; 163, assembly upper shell; 164, auxiliary cushion sleeve; 170, pre-stressing lower roller; 171, lower shaft; 172, lower assembly groove; 173, assembly lower shell; 174, assembly screw; 180, limiting slide rod; 181, auxiliary sheet; 182, spring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 , an embodiment provided by the utility model:

[0025] A pre-pressing mechanism for carton printing, comprising a pre-pressing base 100 and a pre-pressing upper plate 110, wherein the pre-pressing upper plate 110 is located directly above the pre-pressing base 100, a mounting plate 150 is fixed to the lower end of the pre-pressing base 100, a mounting sleeve 120 is assembled at the center of the upper surface of the pre-pressing upper plate 110, the mounting sleeve 120 is sleeved on the lower end of the mounting screw 130, a support frame 140 is threadedly sleeved on the upper part of the mounting screw 130, and the support frame 140 is fixed to the upper side of the pre-pressing base 100;

[0026] Further, a pre-pressing upper roller 160 is mounted on the lower surface of the pre-pressing upper plate 110, an upper shaft 161 is inserted through the interior of the pre-pressing upper roller 160, and the upper shaft 161 is mounted on the lower side of the pre-pressing upper plate 110. A pre-pressing lower roller 170 is mounted on the upper surface of the pre-pressing base 100, and a lower shaft 171 is inserted through the interior of the pre-pressing lower roller 170, and the lower shaft 171 is mounted on the side of the upper surface of the pre-pressing base 100. This design facilitates auxiliary pre-pressing, making it more convenient to use.

[0027] Furthermore, an upper assembly shell 163 is assembled on the rear side of the pre-pressing upper plate 110, and the inner side wall of the upper assembly shell 163 is fixed to one end of the upper shaft 161. An assembly lower shell 173 is assembled on the rear side of the pre-pressing base 100 through an assembly screw 174, and the inner side wall of the assembly lower shell 173 is fixed to one end of the lower shaft 171. This design facilitates the assembly and disassembly of the pre-pressing upper roller 160 and the pre-pressing lower roller 170, and facilitates subsequent assembly and maintenance.

[0028] Furthermore, an upper assembly groove 162 corresponding to the upper pre-pressing roller 160 is provided on the lower surface of the upper pre-pressing plate 110, and a lower assembly groove 172 corresponding to the lower pre-pressing roller 170 is provided on the upper surface of the pre-pressing base 100. Auxiliary cushion sleeves 164 are fixedly sleeved on the surfaces of the upper pre-pressing roller 160 and the lower pre-pressing roller 170. This design facilitates the auxiliary pre-pressing plate 110 and the pre-pressing base 100, so that the upper pre-pressing roller 160 and the lower pre-pressing roller 170 are easy to rotate, making the use more convenient.

[0029] Furthermore, a limited inner ring 121 and a limited outer ring 122 are fixed at the lower end of the assembly screw 130, the limited inner ring 121 is located inside the installation sleeve 120, and the limited outer ring 122 is located outside the installation sleeve 120. The outer threaded sleeve of the assembly screw 130 is provided with a fastening nut 131, and the two sets of fastening nuts 131 are respectively located at the upper and lower ends of the support frame 140. Through this design, it is convenient to assist the rotation of the assembly screw 130, making it more convenient to use;

[0030] Furthermore, a limit slide bar 180 is mounted on the upper surface of the pre-pressed upper plate 110. The upper portion of the limit slide bar 180 is inserted through the top of the support frame 140. An auxiliary sheet 181 is fixed to the lower end of the limit slide bar 180. A spring 182 is sleeved on the surface of the limit slide bar 180. The spring 182 is located below the support frame 140 and between the auxiliary sheet 181. This design facilitates auxiliary limiting of the limit slide bar 180, making the sliding operation more convenient.

[0031] Furthermore, an auxiliary arc head 111 is integrally provided at the front end of the pre-stressing upper plate 110, the front end of the pre-stressing base 100 is arranged in a circular arc, an auxiliary plate 151 is integrally provided at the lower end of the mounting plate 150, mounting holes 152 and auxiliary holes 153 are provided inside the mounting plate 150 and the auxiliary plate 151, and hidden circles 154 corresponding to the mounting holes 152 and the auxiliary holes 153 are provided on the inner walls of the mounting plate 150 and the auxiliary plate 151. Through this design, it is easy to select and assemble them, making it more convenient to use.

[0032] Working principle: When it is necessary to assist pre-press the paper box during printing, according to the thickness of the paper box during printing, the pre-pressing upper plate 110 is driven by the rotating assembly screw 130 in cooperation with the mounting sleeve 120, so as to facilitate the adjustment of the distance between the pre-pressing upper plate 110 and the pre-pressing base 100, and facilitate the pre-pressing of the paper box in and out. Further, when the paper box is placed between the pre-pressing upper plate 110 and the pre-pressing base 100, the pre-pressing upper roller 160 and the pre-pressing lower roller 170 facilitate the pre-pressing in and out. When the assembly screw 130 is rotated, with the cooperation of the limiting inner ring 121 and the limiting outer ring 122, it is convenient to assist the lifting and lowering of the pre-pressing upper plate 110. At the same time, under the elastic force of the limiting slide bar 180 and the spring 182, it is convenient to assist the lifting and limiting of the pre-pressing upper plate 110, making the operation more convenient. Furthermore, when in use, it is convenient to cooperate with the mounting hole 152 and the auxiliary hole 153, and it is convenient to assemble it at the import and export of the printing equipment through bolts, making subsequent operations more convenient. The operation ends here.

[0033] The above description is only a preferred embodiment of the utility model and does not limit the utility model in any form. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A pre-pressing mechanism for paper box printing, comprising a pre-pressing base (100) and a pre-pressing upper plate (110), wherein the pre-pressing upper plate (110) is located directly above the pre-pressing base (100), and is characterized in that: A mounting plate (150) is fixed to the lower end of the pre-pressing base (100), a mounting sleeve (120) is mounted in the center of the upper surface of the pre-pressing upper plate (110), the mounting sleeve (120) is sleeved on the lower end of the mounting screw (130), a support frame (140) is sleeved on the upper threaded sleeve of the mounting screw (130), and the support frame (140) is fixed to the upper side of the pre-pressing base (100).

2. A pre-pressing mechanism for carton printing according to claim 1, characterized in that: The lower surface of the pre-pressing upper plate (110) is equipped with a pre-pressing upper roller (160), an upper shaft (161) is inserted through the interior of the pre-pressing upper roller (160), and the upper shaft (161) is assembled on the lower side of the pre-pressing upper plate (110); the upper surface of the pre-pressing base (100) is equipped with a pre-pressing lower roller (170), a lower shaft (171) is inserted through the interior of the pre-pressing lower roller (170), and the lower shaft (171) is assembled on the side of the upper surface of the pre-pressing base (100).

3. A pre-pressing mechanism for carton printing according to claim 2, characterized in that: An assembly upper shell (163) is assembled on the rear side of the pre-pressing upper plate (110), and the inner side wall of the assembly upper shell (163) is fixed to one end of the upper shaft (161). An assembly lower shell (173) is assembled on the rear side of the pre-pressing base (100) via assembly screws (174), and the inner side wall of the assembly lower shell (173) is fixed to one end of the lower shaft (171).

4. A pre-pressing mechanism for carton printing according to claim 2, characterized in that: An upper assembly groove (162) corresponding to the upper pre-pressing roller (160) is formed on the lower surface of the upper pre-pressing plate (110), a lower assembly groove (172) corresponding to the lower pre-pressing roller (170) is formed on the upper surface of the upper pre-pressing plate (110), and an auxiliary cushion sleeve (164) is fixedly sleeved on the surfaces of the upper pre-pressing roller (160) and the lower pre-pressing roller (170).

5. The pre-pressing mechanism for carton printing according to claim 1, characterized in that: A limiting inner ring (121) and a limiting outer ring (122) are fixed at the lower end of the assembly screw rod (130); the limiting inner ring (121) is located inside the installation sleeve (120); the limiting outer ring (122) is located outside the installation sleeve (120); a fastening nut (131) is provided on the external threaded sleeve of the assembly screw rod (130); and two groups of the fastening nuts (131) are respectively located at the upper and lower ends of the support frame (140).

6. The pre-pressing mechanism for carton printing according to claim 1, characterized in that: The upper surface of the pre-pressed upper plate (110) is equipped with a limit slide bar (180), the upper portion of the limit slide bar (180) is inserted through the top of the support frame (140), an auxiliary plate (181) is fixed to the lower end of the limit slide bar (180), and a spring (182) is sleeved on the surface of the limit slide bar (180), and the spring (182) is located below the support frame (140) and between the auxiliary plate (181).

7. The pre-pressing mechanism for carton printing according to claim 1, characterized in that: The front end of the pre-pressing upper plate (110) is integrally provided with an auxiliary arc head (111), the front end of the pre-pressing base (100) is arranged in an arc shape, the lower end of the mounting plate (150) is integrally provided with an auxiliary plate (151), the mounting plate (150) and the auxiliary plate (151) are provided with mounting holes (152) and auxiliary holes (153) inside, and the inner walls of the mounting plate (150) and the auxiliary plate (151) are provided with hidden circles (154) corresponding to the mounting holes (152) and the auxiliary holes (153).

Images