Paper folding device for paperboard printing

Abstract

The utility model relates to the technical field of paperboard processing, and discloses a paper folding device for paperboard printing, which comprises a main body mechanism and an adjusting mechanism, the adjusting mechanism is positioned above the main body mechanism, the main body mechanism comprises a device body, a paper folding table, a positioning bottom frame and an electric control rail, the paper folding table is positioned above the device body, and the positioning bottom frame is positioned above the device body. The positioning bottom frame is located above the paper folding table, the electric control rail is fixedly installed at the upper end of the paper folding table, and the main body mechanism further comprises a telescopic frame, a telescopic rod and a pressing plate. According to the paper folding device for paperboard printing, by installing the main body mechanism, when the device body is used for conducting paper folding operation of paperboard printing, a worker can conduct appropriate adjustment on the position of a pressing plate through operation on an electric control rail, a telescopic frame and a telescopic rod, and folding or press fit of a paperboard on the top face of a carton is achieved; integrated paper folding operation of paperboard printing is completed, and the paper folding effect and the paper folding efficiency of the device body are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cardboard processing, in particular to a paper folding device for cardboard printing. Background Art

[0002] During the cardboard processing, it is often necessary to use a paper folding device to fold the cardboard with creases so that the whole cardboard is formed into a carton shape for subsequent binding and printing processing.

[0003] The existing patent document with technical disclosure number CN217834922U provides a negative pressure folding device for cardboard printing production. This utility model, by setting the baffle frame, when it is necessary to process cardboards of different sizes, the staff can rotate the threaded rod so that the threaded rod can move along the connecting block, thereby driving the baffle frame to slide, and the position of the baffle frame can be adjusted so that the baffle frame can be used to limit folds at different positions so that cardboards of different sizes can be folded along the fold positions. The whole process is simple and quick to operate, and is convenient for the staff to use.

[0004] However, when the existing paper folding device for cardboard printing is used, the single adsorption structure is not convenient for ensuring the full folding of the cardboard, and is not convenient for folding or pressing the cardboard on the top surface of the carton, resulting in low paper folding effect and efficiency of the device in the cardboard printing operation, and poor automation effect and practicality. Utility Model Content

[0005] (1) Technical problems solved

[0006] The purpose of the present invention is to provide a paper folding device for cardboard printing, so as to solve the problem in the above background art that the single adsorption structure of the existing paper folding device for cardboard printing is not convenient for ensuring the adequacy of the cardboard folding when in use.

[0007] (2) Technical solution

[0008] To achieve the above-mentioned object, the present invention provides the following technical solution: a paper folding device for cardboard printing, comprising a main body mechanism and an adjustment mechanism, wherein the adjustment mechanism is located above the main body mechanism, the main body mechanism comprising a device body, a paper folding table, a positioning bottom frame, and an electric control rail, wherein the paper folding table is located above the device body, the positioning bottom frame is located above the paper folding table, and the electric control rail is fixedly mounted on the upper end of the paper folding table;

[0009] The main body mechanism also includes a telescopic frame, a telescopic rod and a pressure plate. The telescopic frame is movably installed inside the electric control rail, the telescopic rod is fixedly installed at the outer end of the telescopic frame, and the pressure plate is fixedly installed at the transmission end of the inner end of the telescopic rod.

[0010] Preferably, the adjustment mechanism includes a conveying support seat, which is movably mounted on the outer end of the device body, and the paper folding platform is located at the upper end of the conveying support seat.

[0011] Preferably, the adjustment mechanism further includes a baffle and a hydraulic cylinder, the baffle being fixedly mounted at the front and rear ends of the upper end of the paper folding table, and the hydraulic cylinder being fixedly mounted at the inner end of the baffle.

[0012] Preferably, the adjustment mechanism further includes an adjustment rod and a positioning plate, the adjustment rod is fixedly mounted on the transmission end of the inner end of the hydraulic cylinder, the positioning plate is fixedly mounted on the inner end of the adjustment rod, and the positioning bottom frame is located at the inner end of the positioning plate.

[0013] Preferably, the adjustment mechanism further comprises a telescopic cylinder and a movable rod, wherein the telescopic cylinder is located above the paper folding table, and the movable rod is fixedly mounted on the transmission end of the lower end of the telescopic cylinder.

[0014] Preferably, the regulating mechanism further comprises a negative pressure fan and a negative pressure suction cup, the negative pressure fan is fixedly mounted on the lower end of the movable rod, and the negative pressure suction cup is fixedly mounted on the lower end of the negative pressure fan.

[0015] Preferably, the adjustment mechanism further includes a pressing top frame, the pressing top frame is located above the positioning bottom frame, the pressing top frame is located at the lower end of the negative pressure suction cup, and the pressing top frame is movably connected to the negative pressure suction cup.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] 1. This paper folding device for cardboard printing, through the installation of the main body mechanism, enables the operator to appropriately adjust the position of the pressing plate by operating the electric control rail, telescopic frame and telescopic rod to fold or press the top cardboard of the carton, completing the integrated paper folding operation for cardboard printing, thereby improving the paper folding effect and efficiency of the device body;

[0018] 2. The paper folding device for cardboard printing is equipped with an adjustment mechanism, which enables the staff to quickly disassemble and assemble the positioning bottom frame and the pressing top frame during the use of the device body, making it convenient for the staff to replace the bottom frame and top frame structures of different specifications, so that the device body can fold cartons of different specifications and sizes, thereby improving the practicality and applicability of the device body. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the three-dimensional structure of the main body of the utility model;

[0021] Figure 3 This is a schematic diagram of the three-dimensional structure of the origami table of the utility model;

[0022] Figure 4 It is a schematic diagram of the three-dimensional structure of the adjustment mechanism of the utility model.

[0023] In the figure: 1. Main body; 101. Device body; 102. Paper folding table; 103. Positioning bottom frame; 104. Electric control rail; 105. Telescopic frame; 106. Telescopic rod; 107. Pressing plate; 2. Adjusting mechanism; 201. Conveying support seat; 202. Baffle; 203. Hydraulic cylinder; 204. Adjusting rod; 205. Positioning plate; 206. Telescopic cylinder; 207. Movable rod; 208. Negative pressure fan; 209. Negative pressure suction cup; 210. Pressing top frame. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] See also Figure 1 - Figure 4 The utility model provides a technical solution: a paper folding device for cardboard printing, comprising a main body mechanism 1 and an adjustment mechanism 2, the adjustment mechanism 2 being located above the main body mechanism 1, the main body mechanism 1 comprising a device body 101, a paper folding table 102, a positioning bottom frame 103 and an electric control rail 104, the paper folding table 102 being located above the device body 101, the positioning bottom frame 103 being located above the paper folding table 102, and the electric control rail 104 being fixedly mounted on the upper end of the paper folding table 102;

[0026] The main body mechanism 1 also includes a telescopic frame 105, a telescopic rod 106 and a pressure plate 107. The telescopic frame 105 is movably installed inside the electric control rail 104, the telescopic rod 106 is fixedly installed on the outer end of the telescopic frame 105, and the pressure plate 107 is fixedly installed on the transmission end of the inner end of the telescopic rod 106. Under the operation of the telescopic frame 105, the pressure plate 107 is driven to adjust to a suitable height, and then, under the drive of the telescopic rod 106, the pressure plate 107 is pushed to fully contact the left and right side panels of the top surface of the formed carton, thereby realizing the folding of the left and right side panels of the top surface of the carton, or through the alternating drive of the electric control rail 104 and the telescopic rod 106, the front and rear side panels of the top of the carton are folded, so that the top surface of the carton has a flat structure.

[0027] The adjusting mechanism 2 includes a conveying support seat 201, which is movably mounted on the outer end of the device body 101, and the paper folding table 102 is located at the upper end of the conveying support seat 201. The adjusting mechanism 2 also includes a baffle 202 and a hydraulic cylinder 203. The baffle 202 is fixedly mounted on the front and rear ends of the upper end of the paper folding table 102, and the hydraulic cylinder 203 is fixedly mounted on the inner end of the baffle 202. The adjusting mechanism 2 also includes an adjusting rod 204 and a positioning plate 205. The adjusting rod 204 is fixedly mounted on the transmission end of the inner end of the hydraulic cylinder 203, and the positioning plate 205 is fixedly mounted on the inner end of the adjusting rod 204. The positioning bottom frame 103 is located at the inner end of the positioning plate 205. The adjusting mechanism 2 also includes a telescopic cylinder 206 and a movable Rod 207, telescopic cylinder 206 is located above the paper folding table 102, the movable rod 207 is fixedly mounted on the transmission end of the lower end of the telescopic cylinder 206, the adjustment mechanism 2 also includes a negative pressure fan 208 and a negative pressure suction cup 209, the negative pressure fan 208 is fixedly mounted on the lower end of the movable rod 207, the negative pressure suction cup 209 is fixedly mounted on the lower end of the negative pressure fan 208, the adjustment mechanism 2 also includes a pressing top frame 210, the pressing top frame 210 is located above the positioning bottom frame 103, the pressing top frame 210 is located at the lower end of the negative pressure suction cup 209, the pressing top frame 210 is movably connected to the negative pressure suction cup 209, when the device body 101 is used for paper folding operation of cardboard printing, the staff will press out the crease of the paper The board is placed on the positioning bottom frame 103, and then the position of the pressing top frame 210 is adjusted by operating the telescopic cylinder 206, so that the pressing top frame 210 contacts the cardboard and pushes the cardboard to fully contact the inner wall of the positioning bottom frame 103, so that the cardboard forms a three-dimensional carton structure. Under the drive of the telescopic cylinder 206, the pressing top frame 210 is driven to separate from the cardboard. When it is necessary to fold the side panels of the top surface into the carton, the telescopic cylinder 206 works to push the pressing top frame 210 into the positioning bottom frame 103 again, pressing the folded cardboard on the top surface of the carton, so that the cardboard is folded on the inner wall of the carton under the action of force, thereby realizing the reinforcement of the carton. Under the movement of the conveying support seat 201, the For loading and unloading of cardboard printing, when it is necessary to fold cartons of different specifications and sizes, the staff operates the hydraulic cylinder 203 to separate the positioning plate 205 from the positioning bottom frame 103, and the original positioning bottom frame 103 can be removed, and the positioning bottom frame 103 suitable for processing is assembled and fixed. The staff operates the negative pressure fan 208 to cancel the adsorption force applied by the negative pressure suction cup 209 to the pressing top frame 210, and the original pressing top frame 210 can be removed, and the pressing top frame 210 suitable for processing and corresponding to the lower positioning bottom frame 103 is negatively adsorbed, completing the replacement of the positioning bottom frame 103 and the pressing top frame 210 to meet the folding needs of cartons of different specifications.

[0028] Working principle: When the device body 101 is used to perform folding operations for cardboard printing, the staff will place the cardboard with creases on the positioning bottom frame 103, and then adjust the position of the pressing top frame 210 by operating the telescopic cylinder 206, so that the pressing top frame 210 contacts the cardboard and pushes the cardboard to fully contact the inner wall of the positioning bottom frame 103, so that the cardboard forms a three-dimensional carton structure. Under the drive of the telescopic cylinder 206, the pressing top frame 210 is driven to separate from the cardboard. Under the operation of the telescopic frame 105, the pressing plate 107 is driven to adjust to a suitable height. Then, under the drive of the telescopic rod 106, the pressing plate 107 is pushed to fully contact the left and right side panels of the top surface of the formed carton, thereby folding the left and right side panels of the top surface of the carton, or through the alternating drive of the electric control rail 104 and the telescopic rod 106, the front and rear side panels of the top of the carton are folded, so that the top surface of the carton is a flat structure. When the side panels of the top surface need to be folded into the carton, the telescopic rod 106 is extended. The shrink cylinder 206 works to push the pressing top frame 210 to re-enter the positioning bottom frame 103 to press the folded cardboard on the top surface of the carton, so that the cardboard is folded on the inner wall of the carton under the action of force, thereby reinforcing the carton. Under the movement of the conveying support seat 201, the loading and unloading of the cardboard printing is realized. When it is necessary to fold cartons of different sizes, the staff can separate the positioning plate 205 from the positioning bottom frame 103 by operating the hydraulic cylinder 203, and the original Some positioning bottom frames 103 are removed, and the positioning bottom frames 103 suitable for processing are assembled and fixed. The staff operates the negative pressure fan 208 to cancel the adsorption force applied by the negative pressure suction cup 209 to the pressing top frame 210, and the original pressing top frame 210 can be removed. The pressing top frame 210 suitable for processing and corresponding to the lower positioning bottom frame 103 is subjected to negative pressure adsorption to complete the replacement of the positioning bottom frame 103 and the pressing top frame 210 to meet the folding requirements of cartons of different specifications.

[0029] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the scope of protection of the utility model. Simple modifications or equivalent replacements of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A paper folding device for cardboard printing, comprising a main body mechanism (1) and an adjustment mechanism (2), characterized in that: The adjustment mechanism (2) is located above the main mechanism (1); the main mechanism (1) comprises a device body (101), a paper folding table (102), a positioning bottom frame (103) and an electric control rail (104); the paper folding table (102) is located above the device body (101); the positioning bottom frame (103) is located above the paper folding table (102); and the electric control rail (104) is fixedly mounted on the upper end of the paper folding table (102); The main body mechanism (1) further comprises a telescopic frame (105), a telescopic rod (106) and a pressing plate (107); the telescopic frame (105) is movably mounted inside the electric control rail (104); the telescopic rod (106) is fixedly mounted on the outer end of the telescopic frame (105); and the pressing plate (107) is fixedly mounted on the transmission end of the inner end of the telescopic rod (106).

2. The paper folding device for cardboard printing according to claim 1, characterized in that: The adjustment mechanism (2) comprises a transmission support seat (201), the transmission support seat (201) is movably mounted on the outer end of the device body (101), and the paper folding platform (102) is located at the upper end of the transmission support seat (201).

3. The paper folding device for cardboard printing according to claim 2, characterized in that: The adjustment mechanism (2) further comprises a baffle (202) and a hydraulic cylinder (203), wherein the baffle (202) is fixedly mounted at the front and rear ends of the upper end of the paper folding table (102), and the hydraulic cylinder (203) is fixedly mounted at the inner end of the baffle (202).

4. The paper folding device for cardboard printing according to claim 3, characterized in that: The adjusting mechanism (2) further comprises an adjusting rod (204) and a positioning plate (205), wherein the adjusting rod (204) is fixedly mounted on the transmission end of the inner end of the hydraulic cylinder (203), the positioning plate (205) is fixedly mounted on the inner end of the adjusting rod (204), and the positioning bottom frame (103) is located at the inner end of the positioning plate (205).

5. The paper folding device for cardboard printing according to claim 4, characterized in that: The adjustment mechanism (2) further comprises a telescopic cylinder (206) and a movable rod (207), wherein the telescopic cylinder (206) is located above the paper folding table (102), and the movable rod (207) is fixedly mounted on the transmission end of the lower end of the telescopic cylinder (206).

6. The paper folding device for cardboard printing according to claim 5, characterized in that: The regulating mechanism (2) further comprises a negative pressure fan (208) and a negative pressure suction cup (209), wherein the negative pressure fan (208) is fixedly mounted on the lower end of the movable rod (207), and the negative pressure suction cup (209) is fixedly mounted on the lower end of the negative pressure fan (208).

7. The paper folding device for cardboard printing according to claim 6, characterized in that: The adjustment mechanism (2) further comprises a pressing top frame (210), wherein the pressing top frame (210) is located above the positioning bottom frame (103), the pressing top frame (210) is located at the lower end of the negative pressure suction cup (209), and the pressing top frame (210) is movably connected to the negative pressure suction cup (209).

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