Packaging gift box paperboard die-cutting machine

Abstract

The utility model relates to the technical field of paperboard die cutting, in particular to a packaging gift box paperboard die cutting machine which can automatically flatten paperboards before the paperboards are subjected to die cutting, prevents the bent paperboards from influencing the die cutting precision, improves the die cutting precision, and is convenient to use and high in reliability. Comprising a supporting table; the paperboard cutting machine further comprises a flattening mechanism, a die cutting mechanism and a positioning mechanism, the flattening mechanism, the die cutting mechanism and the positioning mechanism are all installed on the supporting table, the flattening mechanism has a flattening function, the die cutting mechanism has a die cutting function, and the positioning mechanism is used for positioning paperboards.

Description

Technical Field

[0001] The utility model relates to the technical field of cardboard die-cutting, in particular to a cardboard die-cutting machine for packaging gift boxes. Background Art

[0002] In some small processing and packaging gift box factories, when producing packaging gift boxes, the cardboard must first be cut off from the excess parts through a die-cutting machine, and then the cardboard is indented and bent, and then the cardboard is bent into a packaging gift box; in the prior art, a utility model patent with patent application number 202320618003.6 discloses a die-cutting machine for carton processing, which mainly includes a support plate, a hydraulic cylinder and a die-cutting knife, etc. When in use, the die-cutting knife descends and contacts the cardboard to die-cut the cardboard; the inventor believes that some cardboards will bend due to squeezing or moisture during long-term storage. If these bent cardboards are directly die-cut, the die-cutting accuracy will decrease due to the bending of the cardboard, so a packaging gift box die-cutting machine that can flatten the cardboard is needed. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a packaging gift box cardboard die-cutting machine which can automatically flatten the cardboard before die-cutting, thereby preventing the bent cardboard from affecting the die-cutting accuracy and improving the die-cutting accuracy. The machine is easy to use and has high reliability.

[0004] The utility model discloses a paperboard die-cutting machine for packaging gift boxes, comprising a supporting platform; a flattening mechanism, a die-cutting mechanism and a positioning mechanism, wherein the flattening mechanism, the die-cutting mechanism and the positioning mechanism are all mounted on the supporting platform, the flattening mechanism has a flattening function, the die-cutting mechanism has a die-cutting function, and the positioning mechanism is used for positioning the paperboard; when producing the packaging gift boxes, the paperboard is die-cut first, when die-cutting the paperboard, the paperboard is first flattened by the flattening mechanism, and then the flattened paperboard is placed on the supporting platform and positioned by the positioning mechanism, so that the part of the paperboard that needs to be cut off is located below the die-cutting mechanism, and then the paperboard is die-cut by the die-cutting mechanism; before die-cutting the paperboard, the paperboard can be automatically flattened, so as to prevent the bent paperboard from affecting the die-cutting precision, thereby improving the die-cutting precision, being easy to use and having high reliability.

[0005] Preferably, the flattening mechanism includes a support frame, multiple groups of lower rollers, a drive motor, a hydraulic cylinder A, a fixed frame and multiple groups of pressure rollers, the support frame is fixedly installed on the upper end of the support platform, the multiple groups of lower rollers are rotatably installed on the lower part of the support frame, the multiple groups of lower rollers are at the same height, the drive motor is installed on the support frame, the drive motor is connected to the leftmost lower roller, the hydraulic cylinder A is fixedly installed on the upper end of the support frame, a push rod is provided at the output end of the hydraulic cylinder A, the push rod is slidably installed on the support frame, the fixed frame is fixedly installed at the lower end of the push rod, the multiple groups of pressure rollers are rotatably installed on the fixed frame, and the multiple groups of pressure rollers are located at the same height. When flattening the cardboard, first place the cardboard on the upper ends of the multiple groups of lower rollers so that the left part of the cardboard is located on the leftmost lower roller, and then the fixed frame drives the multiple groups of pressing rollers to descend through the hydraulic cylinder A until the multiple groups of pressing rollers press the cardboard tightly on the multiple groups of lower rollers, and then turn on the driving motor, which drives one group of lower rollers to rotate, thereby moving the cardboard to the left. The cardboard is flattened by the multiple groups of pressing rollers and the multiple groups of lower rollers during the process of moving to the left; before die-cutting the cardboard, the cardboard can be flattened first to avoid the bent cardboard affecting the die-cutting accuracy, which is easy to use and highly reliable.

[0006] Preferably, the die-cutting mechanism includes a support frame, a hydraulic cylinder B, a piston rod, a sliding rod, a lifting plate and a die-cutting knife. The support frame is fixedly mounted on the upper end of the support platform, the hydraulic cylinder B is fixedly mounted on the upper end of the support frame, the piston rod is slidably mounted on the upper part of the support frame, the upper end of the piston rod is connected to the output end of the hydraulic cylinder B, the sliding rod is slidably mounted on the support frame, the lifting plate is fixedly mounted on the piston rod and the lower end of the sliding rod, the die-cutting knife is fixedly mounted on the lower end of the lifting plate, and an avoidance groove is provided on the support platform, and the avoidance groove is located below the die-cutting knife; when die-cutting the cardboard, after the cardboard is placed on the support platform, the cardboard is positioned by the positioning mechanism, and then the piston rod is driven by the hydraulic cylinder B to drive the lifting plate to descend, and the lifting plate drives the die-cutting knife to descend, and the die-cutting knife contacts the cardboard during the descent process, so that the die-cutting knife can die-cut the cardboard; the die-cutting of the cardboard is convenient.

[0007] Preferably, it also includes two groups of mounting plates, two groups of electric push rods and two groups of pressing plates, the two groups of mounting plates are respectively fixedly mounted on the front and rear parts of the support frame, the two groups of electric push rods are respectively fixedly mounted on the two groups of mounting plates, and the two groups of pressing plates are respectively fixedly mounted on the movable ends at the lower parts of the two groups of electric push rods; when die-cutting the cardboard, after the cardboard is placed on the support table, the two groups of pressing plates are lowered by the two groups of electric push rods until the two groups of pressing plates press the cardboard and fix it on the support table, thereby improving the stability of the cardboard during the die-cutting process.

[0008] Preferably, the positioning mechanism includes a screw, a sliding block and a positioning plate, the screw is rotatably installed on the left part of the support platform, the sliding block is slidably installed on the support platform left and right, the sliding block is screwed to the screw, and the positioning plate is fixedly installed on the upper end of the sliding block; when die-cutting the cardboard, when the first cardboard is die-cut, the staff uses a box ruler or other tools to measure the cardboard, and moves the cardboard according to the measurement results until the part to be cut on the cardboard is located below the die-cutting knife, and then rotates the screw. The rotating screw moves the positioning plate to the left through the sliding block, so that the positioning plate is tightly attached to the left end of the cardboard, and then the first cardboard is die-cut. When die-cutting subsequent cardboards, the left end of the cardboard is tightly attached to the positioning plate to ensure that the die-cutting part on the cardboard is located below the die-cutting knife in the left-right direction, which facilitates the positioning of the cardboard in the left-right direction and improves reliability.

[0009] Preferably, a rubber plate is provided at the lower end of the pressing plate; the above arrangement prevents the pressing plate from damaging the cardboard.

[0010] Preferably, a leakage protector is provided on the driving motor; through the above arrangement, the safety of the driving motor during use is improved.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the cardboard can be automatically flattened before die-cutting, thereby preventing the bent cardboard from affecting the die-cutting accuracy, improving the die-cutting accuracy, being easy to use and having high reliability. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0013] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0014] Figure 3 It is a structural schematic diagram of the support frame, hydraulic cylinder A and drive motor;

[0015] Figure 4 It is a structural schematic diagram of the die-cutting mechanism;

[0016] Figure 5 It is a structural schematic diagram of a mounting plate, an electric push rod, a pressure plate, etc.

[0017] Markings in the attached drawings: 1. Support table; 2. Support frame; 3. Lower roller; 4. Drive motor; 5. Hydraulic cylinder A; 6. Fixed frame; 7. Pressing roller; 8. Support frame; 9. Hydraulic cylinder B; 10. Piston rod; 11. Sliding rod; 12. Lifting plate; 13. Die-cutting knife; 14. Mounting plate; 15. Electric push rod; 16. Pressing plate; 17. Screw; 18. Sliding block; 19. Positioning plate. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0019] Example 1

[0020] like Figures 1 to 5 The utility model comprises a packaging gift box cardboard die-cutting machine, which comprises a support platform 1, a flattening mechanism, a die-cutting mechanism and a positioning mechanism. The flattening mechanism, the die-cutting mechanism and the positioning mechanism are all installed on the support platform 1. The flattening mechanism has a flattening function, the die-cutting mechanism has a die-cutting function, and the positioning mechanism is used to position the cardboard. When producing a packaging gift box, the cardboard is die-cut first. When die-cutting the cardboard, the cardboard is first flattened by the flattening mechanism, and then the flattened cardboard is placed on the support platform 1 and positioned by the positioning mechanism, so that the part to be cut off on the cardboard is located below the die-cutting mechanism, and then the cardboard is die-cut by the die-cutting mechanism. Before die-cutting the cardboard, the cardboard can be automatically flattened to prevent the bent cardboard from affecting the die-cutting accuracy, thereby improving the die-cutting accuracy, being easy to use and having high reliability.

[0021] like Figure 3 The flattening mechanism includes a support frame 2, multiple groups of lower rollers 3, a driving motor 4, a hydraulic cylinder A5, a fixed frame 6 and multiple groups of pressure rollers 7. The support frame 2 is fixedly installed on the upper end of the support platform 1, and the multiple groups of lower rollers 3 are rotatably installed at the lower part of the support frame 2. The multiple groups of lower rollers 3 are at the same height. The driving motor 4 is installed on the support frame 2. The driving motor 4 is connected to the lower roller 3 on the far left. The hydraulic cylinder A5 is fixedly installed on the upper end of the support frame 2. A push rod is provided at the output end of the hydraulic cylinder A5. The push rod is slidably installed on the support frame 2 up and down. The fixed frame 6 is fixedly installed at the lower end of the push rod. The multiple groups of pressure rollers 7 are rotatably installed on the fixed frame 6. The multiple groups of pressure rollers 7 are located at the same In terms of height; when flattening the cardboard, first place the cardboard on the upper ends of the multiple groups of lower rollers 3 so that the left part of the cardboard is located on the leftmost lower roller 3, and then the fixed frame 6 drives the multiple groups of pressing rollers 7 to descend through the hydraulic cylinder A5, until the multiple groups of pressing rollers 7 press the cardboard tightly on the multiple groups of lower rollers 3, and then turn on the drive motor 4, which drives one group of lower rollers 3 to rotate, thereby moving the cardboard to the left. In the process of moving to the left, the cardboard is flattened by the multiple groups of pressing rollers 7 and the multiple groups of lower rollers 3; before die-cutting the cardboard, the cardboard can be flattened first, so as to avoid the bent cardboard affecting the die-cutting accuracy, and it is easy to use and has high reliability.

[0022] like Figure 4The die-cutting mechanism includes a support frame 8, a hydraulic cylinder B9, a piston rod 10, a sliding rod 11, a lifting plate 12 and a die-cutting knife 13. The support frame 8 is fixedly mounted on the upper end of the support platform 1, the hydraulic cylinder B9 is fixedly mounted on the upper end of the support frame 8, the piston rod 10 is slidably mounted on the upper part of the support frame 8, the upper end of the piston rod 10 is connected to the output end of the hydraulic cylinder B9, the sliding rod 11 is slidably mounted on the support frame 8, the lifting plate 12 is fixedly mounted on the piston rod 10 and the lower end of the sliding rod 11, the die-cutting knife 13 is fixedly mounted on the lower end of the lifting plate 12, and an avoidance groove is provided on the support platform 1, and the avoidance groove is located below the die-cutting knife 13; when die-cutting the cardboard, when the cardboard is placed on the support platform 1, the cardboard is positioned by the positioning mechanism, and then the piston rod 10 is driven by the hydraulic cylinder B9 to drive the lifting plate 12 to descend, and the lifting plate 12 drives the die-cutting knife 13 to descend, and the die-cutting knife 13 contacts the cardboard during the descent, so that the die-cutting knife 13 can die-cut the cardboard; the die-cutting of the cardboard is convenient.

[0023] like Figure 4 and Figure 5 , two groups of mounting plates 14 are respectively fixedly mounted on the front and rear parts of the support frame 8, two groups of electric push rods 15 are respectively fixedly mounted on the two groups of mounting plates 14, and two groups of pressing plates 16 are respectively fixedly mounted on the moving ends of the lower parts of the two groups of electric push rods 15; when die-cutting the cardboard, after the cardboard is placed on the support platform 1, the two groups of pressing plates 16 are lowered by the two groups of electric push rods 15 until the two groups of pressing plates 16 press the cardboard tightly and fix it on the support platform 1, thereby improving the stability of the cardboard during the die-cutting process.

[0024] like Figure 1 The positioning mechanism includes a screw 17, a sliding block 18 and a positioning plate 19. The screw 17 is rotatably mounted on the left part of the support platform 1, and the sliding block 18 is slidably mounted on the support platform 1. The sliding block 18 is screwed with the screw 17, and the positioning plate 19 is fixedly mounted on the upper end of the sliding block 18. When die-cutting the cardboard, when the first cardboard is die-cut, the staff uses a box ruler and other tools to measure the cardboard, and moves the cardboard according to the measurement results until the part to be cut on the cardboard is located below the die-cutting knife 13, and then rotates the screw 17. The rotating screw 17 moves the positioning plate 19 to the left through the sliding block 18, so that the positioning plate 19 is closely attached to the left end of the cardboard, and then the first cardboard is die-cut. When die-cutting the subsequent cardboard, the left end of the cardboard is closely attached to the positioning plate 19 to ensure that the die-cutting part on the cardboard is located below the die-cutting knife 13 in the left-right direction, which facilitates the positioning of the cardboard in the left-right direction and improves reliability. A leakage protector is provided on the driving motor 4.

[0025] Example 2

[0026] On the basis of the embodiment 1, a rubber plate is arranged at the lower end of the pressing plate 16; through the above arrangement, the pressing plate 16 is prevented from crushing the paperboard.

[0027] The driving motor 4, hydraulic cylinder A5, hydraulic cylinder B9, piston rod 10, die-cutting knife 13, electric push rod 15, screw 17 and positioning plate 19 of the packaging gift box cardboard die-cutting machine of the utility model are all purchased on the market. The technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative labor.

[0028] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A cardboard die-cutting machine for packaging gift boxes, comprising a support table (1); characterized in that: It also includes a flattening mechanism, a die-cutting mechanism and a positioning mechanism, all of which are mounted on a support platform (1), the flattening mechanism has a flattening function, the die-cutting mechanism has a die-cutting function, and the positioning mechanism is used to position the paperboard; The flattening mechanism comprises a support frame (2), a plurality of lower rollers (3), a drive motor (4), a hydraulic cylinder A (5), a fixed frame (6) and a plurality of pressure rollers (7); the support frame (2) is fixedly mounted on the upper end of the support platform (1); the plurality of lower rollers (3) are rotatably mounted on the lower part of the support frame (2); the plurality of lower rollers (3) are at the same height; the drive motor (4) is mounted on the support frame (2); the drive motor (4) is connected to the leftmost lower roller (3); the hydraulic cylinder A (5) is fixedly mounted on the upper end of the support frame (2); a push rod is provided at the output end of the hydraulic cylinder A (5); the push rod is slidably mounted on the support frame (2); the fixed frame (6) is fixedly mounted on the lower end of the push rod; the plurality of pressure rollers (7) are rotatably mounted on the fixed frame (6); the plurality of pressure rollers (7) are at the same height.

2. A gift box cardboard die-cutting machine as claimed in claim 1, characterized in that: The die-cutting mechanism comprises a support frame (8), a hydraulic cylinder B (9), a piston rod (10), a sliding rod (11), a lifting plate (12) and a die-cutting knife (13); the support frame (8) is fixedly mounted on the upper end of the support platform (1); the hydraulic cylinder B (9) is fixedly mounted on the upper end of the support frame (8); the piston rod (10) is slidably mounted on the upper part of the support frame (8); the upper end of the piston rod (10) is connected to the output end of the hydraulic cylinder B (9); the sliding rod (11) is slidably mounted on the support frame (8); the lifting plate (12) is fixedly mounted on the lower ends of the piston rod (10) and the sliding rod (11); the die-cutting knife (13) is fixedly mounted on the lower end of the lifting plate (12); and an avoidance groove is provided on the support platform (1), and the avoidance groove is located below the die-cutting knife (13).

3. A gift box cardboard die-cutting machine as claimed in claim 2, characterized in that: It also includes two groups of mounting plates (14), two groups of electric push rods (15) and two groups of pressing plates (16), the two groups of mounting plates (14) are respectively fixedly mounted on the front and rear parts of the support frame (8), the two groups of electric push rods (15) are respectively fixedly mounted on the two groups of mounting plates (14), and the two groups of pressing plates (16) are respectively fixedly mounted on the moving ends of the lower parts of the two groups of electric push rods (15).

4. A gift box cardboard die-cutting machine as claimed in claim 1, characterized in that: The positioning mechanism comprises a screw rod (17), a sliding block (18) and a positioning plate (19); the screw rod (17) is rotatably mounted on the left part of the support platform (1); the sliding block (18) is slidably mounted on the support platform (1) leftward and rightward; the sliding block (18) is screwed to the screw rod (17); and the positioning plate (19) is fixedly mounted on the upper end of the sliding block (18).

5. A gift box cardboard die-cutting machine as claimed in claim 3, characterized in that: A rubber plate is provided at the lower end of the pressing plate (16).

6. A gift box cardboard die-cutting machine as claimed in claim 1, characterized in that: The driving motor (4) is provided with a leakage protector.

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