Packaging box folding machine

Abstract

The utility model relates to the technical field of printing and packaging equipment, in particular to a packaging box folding machine which comprises a base, a mounting frame and a pressing mechanism, the pressing mechanism comprises an air cylinder fixedly arranged on the mounting frame, an output shaft of the air cylinder penetrates through the mounting frame and is fixedly connected with a pressing plate, and the pressing plate is fixedly connected with the base. The lower pressing plate is provided with a lower pressing die set, the base is provided with a supporting die set, a supporting base matched with the supporting die set is arranged on the base in a sliding mode, the supporting base makes contact with the lower pressing die set, and a spring telescopic rod is arranged between the supporting base and the installation frame. Through cooperation of the spring telescopic rods and the supporting seats, when the specification of the pressing die set is changed, the positions of the supporting seats are changed accordingly, then the specification of the supporting die set is changed, the specification of the pressing die set corresponds to the specification of the supporting die set all the time, and the quality of the packaging box is prevented from being affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to printing packaging equipment technical field especially relates to a packing box folding machine. BACKGROUND

[0002] In the industrial production process for the certain protection and the improvement product's beautiful, will often be wrapped in product outside certain color printing packing box, and in color printing packing box uses, to improve the packing efficiency often uses the folding mechanism of special use.

[0003] The existing folding mechanism usually includes bottom die and upper die, is driven to the upper die by the lower pressure mechanism and moves down, cooperates with the bottom die to realize to paperboard force, folds the paperboard into the packing box structure, in order to facilitate the adjustment packing box size processing standard, the bottom die is usually adjustable structure, such as the Chinese patent announcement No. CN219133373U discloses "a packing box folding equipment", it is rotated to the turntable, the turntable rotates and drives the two -way screw rod to rotate, the two -way screw rod rotates and drives the two sliders on its outside to approach each other or to be far away, two sliders approach or in the process of being far away, then in the limit of the sliding slot two movable template mechanisms are driven to approach or to be far away, to adjust further.

[0004] But in actual use, after changing the movable template mechanism position, the folding die mechanism cannot be fitted with the movable template mechanism when pressing down, resulting in the folding packing box cannot meet the demand to form defective products, and the replacement corresponding folding die mechanism operation process is complex, and the replacement time is long, and the processing cannot be carried out when replacing, resulting in the reduction of processing efficiency. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the existing technology in the change movable template mechanism position after folding die mechanism cannot be fitted with the movable template mechanism when pressing down, easy to form defective products, and the replacement corresponding folding die mechanism also can influence processing efficiency etc. Defects, and proposes a kind of packing box folding machine.

[0006] To achieve the above object, the utility model adopts the following technical scheme:

[0007] Design a kind of packing box folding machine, including base, mounting bracket and lower pressure mechanism, the lower pressure mechanism includes the cylinder of fixed setting in the mounting bracket, the output shaft of the cylinder penetrates the mounting bracket and is fixedly connected with lower pressing plate, the lower pressing plate is provided with lower pressing die group, the base is provided with support die group, the base is slidably provided with the support seat matched with the support die group, the support seat is in contact with the lower pressing die group, and the support seat is provided with spring telescopic link between the mounting bracket.

[0008] The lower pressing die set comprises a mounting plate fixedly connected with the lower pressing plate, and lower pressing dies are arranged on both sides of the mounting plate.

[0009] Further, guiding grooves are arranged on both sides of the mounting plate, guiding columns movably inserted into the guiding grooves are fixedly arranged on the lower pressing dies, and a driving assembly matched with the lower pressing dies is arranged on the mounting plate.

[0010] Further, the driving assembly comprises a rack fixedly connected with the lower pressing dies, the rack is movably inserted into the mounting plate, and a first gear meshed with the rack is rotatably arranged on the mounting plate.

[0011] Further, a rotating shaft matched with the first gear is rotatably arranged on the mounting plate, a worm wheel is keyed on the rotating shaft, a motor is fixedly arranged on the mounting plate, and a worm meshed with the worm wheel is arranged on an output shaft of the motor.

[0012] Further, the rack is two, and the two racks are fixedly connected with the two lower pressing dies respectively, and a second gear meshed with the two racks is rotatably arranged on the mounting plate.

[0013] Further, the supporting die set comprises a supporting die slidably connected with the supporting base, a supporting table is arranged on the base, and reset springs are arranged on the supporting table and the supporting die.

[0014] The packaging box folding machine has the beneficial effects that:

[0015] In the utility model, when the specification of the lower pressing die set changes, the position of the supporting base changes, and then the specification of the supporting die set changes, so that the specifications of the lower pressing die set and the supporting die set always correspond, and the quality of the packaging box is not affected.

[0016] Secondly, in the utility model, the motor and the worm cooperate to drive the worm wheel and the first gear to rotate, and under the action of the second gear and the two racks, the two lower pressing dies synchronously move to change the position, and the defective product is prevented from being generated due to the non-correspondence with the supporting table. DRAWINGS

[0017] Figure 1 The utility model provides a packaging box folding machine's structural schematic diagram;

[0018] Figure 2 The utility model provides a packaging box folding machine's structural schematic diagram;

[0019] Figure 3 The utility model provides a packaging box folding machine's structural schematic diagram;

[0020] Figure 4 It is the structure schematic view of rack of the utility model.

[0021] Figure 5 It is the structure schematic view of guide column of the utility model.

[0022] In the figure: 1, base; 2, mounting bracket; 3, lower pressing mechanism; 4, air cylinder; 5, lower pressing plate; 6, lower pressing die set; 61, mounting plate; 611, positioning piece; 62, lower pressing die; 63, guide column; 64, drive assembly; 641, rack; 642, first gear; 643, worm wheel; 644, motor; 645, worm; 646, second gear; 7, support die set; 71, support die; 72, support table; 73, return spring; 8, support seat; 9, spring telescopic rod. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0024] Referring to Figures 1-5 A packaging box folding machine, including base 1, mounting bracket 2 and lower pressing mechanism 3, lower pressing mechanism 3 includes the air cylinder 4 of fixed setting on mounting bracket 2, the output shaft of air cylinder 4 penetrates mounting bracket 2 and is fixedly connected with lower pressing plate 5, lower pressing plate 5 is provided with lower pressing die set 6, base 1 is provided with support die set 7, base 1 is slidably provided with support seat 8 matched with support die set 7, support seat 8 is in contact with lower pressing die set 6, and spring telescopic rod 9 is arranged between support seat 8 and mounting bracket 2.

[0025] In the utility model, when the specification of lower pressing die set 6 changes, the position of support seat 8 changes, and then the specification of support die set 7 is changed, so that the specifications of lower pressing die set 6 and support die set 7 always correspond, avoiding affecting the quality of packaging box to generate defective products, recesses are formed in support seat 8 for placing paperboard.

[0026] Further, in the embodiment, lower pressing die set 6 includes mounting plate 61 fixedly connected with lower pressing plate 5, lower pressing die 62 is arranged on both sides of mounting plate 61, the height of lower pressing die 62 is greater than the height of the recess on support seat 8, to prevent lower pressing die 62 from being stuck in the recess, and ball bearings are arranged on the contact surface between lower pressing die 62 and support seat 8 to reduce the friction of the contact surface, reduce resistance and wear, positioning piece 611 is fixedly arranged on the lower end of mounting plate 61, to press and position paperboard through positioning piece 611, to prevent paperboard from moving during folding to cause processing failure and generate defective products.

[0027] Further, in the embodiment, the installation plate 61 is provided with a guide groove on both sides, the lower pressing mold 62 is fixedly provided with a guide column 63 movably inserted into the guide groove, the installation plate 61 is provided with a driving assembly 64 matched with the lower pressing mold 62, the movement track of the lower pressing mold 62 is limited by the cooperation of the guide column 63 and the guide groove, so that the lower pressing mold 62 is prevented from deviating from the preset track during movement.

[0028] It should be noted that, in the embodiment, the driving assembly 64 includes a rack 641 fixedly connected with the lower pressing mold 62, the rack 641 is movably inserted into the installation plate 61, the installation plate 61 is rotatably provided with a first gear 642 meshingly connected with the rack 641, when the first gear 642 rotates, the rack 641 is driven to move to drive the lower pressing mold 62 to move, so that the position is changed to adapt to paperboards of different specifications, and packaging boxes of different specifications are folded out.

[0029] In addition, in the embodiment, the installation plate 61 is rotatably provided with a rotating shaft matched with the first gear 642, the rotating shaft is key-connected with a worm wheel 643, the installation plate 61 is fixedly provided with a motor 644, the output shaft of the motor 644 is provided with a worm 645 meshingly connected with the worm wheel 643, when the position of the lower pressing mold 62 is adjusted, the motor drives the worm 645 to rotate, the worm 645 drives the worm wheel 643 and the first gear 642 to move, and the first gear 642 drives the rack 641 to move to drive the lower pressing mold 62 to move and adjust the position.

[0030] In detail, in the embodiment, the rack 641 is two, and is fixedly connected with two lower pressing molds 62 respectively, the installation plate 61 is rotatably provided with a second gear 646 meshingly connected with the two racks 641, when one rack 641 is driven to move, the second gear 646 is driven to rotate to drive the other rack 641 and the lower pressing mold 62 to move and change the position.

[0031] In some embodiments, the supporting mold group 7 includes a supporting mold 71 slidably connected with the supporting seat 8, the base 1 is provided with a supporting table 72, the supporting table 72 and the supporting mold 71 are both provided with a reset spring 73, the reset spring 73 abuts against the base 1 and the supporting seat 8 respectively, the supporting table 72 corresponds to the positioning piece 611, the positioning piece 611 is always located directly above the supporting table 72 when the lower pressing mold group 6 is pressed, and the lower end of the supporting table 72 is fixedly provided with a guide rod movably inserted into the base 1.

[0032] The working mode is as follows: when working, the paperboard is placed on the supporting die set 7 between the two supporting seats 8, the lower pressing plate 5 and the lower pressing die set 6 are driven to move downward by the air cylinder 4 to press the paperboard, after the lower pressing die set 6 moves downward and contacts the paperboard, the paperboard and the supporting die set 7 move downward with the lower pressing die set 6, in this process, part of the paperboard contacts the supporting seat 8 to be bent to form a U-shaped structure, so that the folding is completed;

[0033] When the specifications of the lower pressing die set 6 are adjusted, the worm 645 is driven to rotate by the motor, the worm 645 drives the worm wheel 643 and the first gear 642 to move, the first gear 642 drives the rack 641 to move and drive the lower pressing die 62 to move and adjust the position, the second gear 646 is driven to drive another rack 641 and the lower pressing die 62 to move and change the position, the moving ranges of the two lower pressing dies 62 are the same, the supporting seat 8 and the supporting die 71 are pushed to move, so that the positions are correspondingly changed.

[0034] The above is only the preferred specific implementation mode of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A carton folding machine comprising a base (1), a mounting frame (2) and a pressing mechanism (3), characterized in that, The lower pressing mechanism (3) comprises a cylinder (4) fixedly arranged on the mounting frame (2), the output shaft of the cylinder (4) penetrates the mounting frame (2) and is fixedly connected with a lower pressing plate (5), a lower pressing die set (6) is arranged on the lower pressing plate (5), the base (1) is provided with a supporting die set (7), a supporting seat (8) matched with the supporting die set (7) is slidably arranged on the base (1), the supporting seat (8) is in contact with the lower pressing die set (6), and the spring telescopic rod (9) is arranged between the supporting seat (8) and the mounting frame (2).

2. A carton folding machine according to claim 1, characterised in that: The lower pressing die set (6) comprises a mounting plate (61) fixedly connected with the lower pressing plate (5), and the two sides of the mounting plate (61) are provided with lower pressing dies (62).

3. A carton folding machine according to claim 2, wherein: The two sides of the mounting plate (61) are provided with guide grooves, the lower pressing dies (62) are fixedly provided with guide columns (63) which are movably inserted into the guide grooves, and the mounting plate (61) is provided with a driving assembly (64) matched with the lower pressing dies (62).

4. A carton folding machine according to claim 3, wherein: The driving assembly (64) comprises a rack (641) fixedly connected with the lower pressing dies (62), the rack (641) is movably inserted into the mounting plate (61), and the mounting plate (61) is rotatably provided with a first gear (642) which is in meshing connection with the rack (641).

5. A carton folding machine according to claim 4, wherein: The mounting plate (61) is rotatably provided with a rotating shaft matched with the first gear (642), the rotating shaft is key-connected with a worm wheel (643), the mounting plate (61) is fixedly provided with a motor (644), and the output shaft of the motor (644) is provided with a worm (645) which is in meshing connection with the worm wheel (643).

6. A carton folding machine according to claim 4, wherein: The rack (641) is two, and is fixedly connected with two lower pressing dies (62), respectively, and the mounting plate (61) is rotatably provided with a second gear (646) which is in meshing connection with the two racks (641).

7. A carton folding machine according to claim 1 wherein: The supporting die set (7) comprises a supporting die (71) slidably connected with the supporting seat (8), the base (1) is provided with a supporting table (72), and the supporting table (72) and the supporting die (71) are provided with return springs (73).

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