CN107379627B - Roof plastic package box top preforming device - Google Patents
Roof plastic package box top preforming device Download PDFInfo
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- CN107379627B CN107379627B CN201710767199.4A CN201710767199A CN107379627B CN 107379627 B CN107379627 B CN 107379627B CN 201710767199 A CN201710767199 A CN 201710767199A CN 107379627 B CN107379627 B CN 107379627B
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- folding
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- core mold
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Abstract
The invention relates to a top preforming device of a roof plastic package box, which is characterized in that: the device comprises a base, a core mold lever, a first pull rod, a second pull rod, a top pre-folding core mold assembly, a bottom molding core mold assembly and a bottom angle molding outer pressing block, wherein one end of the core mold lever is hinged with the base, the other end of the core mold lever is hinged with the upper end of the first pull rod, and the lower end of the first pull rod is hinged with the top pre-folding core mold assembly; the upper end of the second pull rod is hinged with the core mould lever, the lower end of the second pull rod is hinged with the bearing seat, and the bearing seat is fixed on the movable plate; the top pre-folding core mould component and the bottom forming core mould component are arranged on the movable plate; the lower end of the movable plate is fixedly connected with the upper end of the top pre-folding telescopic rod, and the lower end of the top pre-folding telescopic rod is hinged with the cam connecting rod driving device; the external pressing block for forming the bottom angle is connected with the cam connecting rod driving device through the telescopic rod for forming the bottom angle. The invention is directed to top preforming of roof packages with high efficiency and quality.
Description
Technical Field
The invention relates to a top preforming device of a roof plastic packaging box, and belongs to the technical field of packaging machinery.
Background
Roof package all is the carton packing in the present market, and roof package need carry out the top before filling material, need carry out the top preforming to the carton before the carton top seals, and the top preforming can make carton top shape reach the shape of wanting in advance to guarantee carton top seal quality.
Because the roof plastic package is a full plastic package, the hardness of the plastic material is much greater than that of the roof paper package, so the top is difficult to preform, and special mechanisms are needed to realize the top preform.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a top preforming device for a roof plastic package box, which is high in efficiency and quality aiming at top preforming of a roof package box.
According to the technical scheme provided by the invention, the top preforming device of the roof plastic packaging box is characterized in that: the device comprises a base, a core mold lever, a first pull rod, a second pull rod, a top pre-folding core mold assembly, a bottom molding core mold assembly and a bottom angle molding outer pressing block, wherein one end of the core mold lever is hinged with the base, the other end of the core mold lever is hinged with the upper end of the first pull rod, and the lower end of the first pull rod is hinged with the top pre-folding core mold assembly; the upper end of the second pull rod is hinged with the core mould lever, the lower end of the second pull rod is hinged with the bearing seat, and the bearing seat is fixed at the upper end of the movable plate; the top pre-folding core mould component and the bottom forming core mould component are arranged on the movable plate; the lower end of the movable plate is fixedly connected with the upper end of the top pre-folding telescopic rod, and the lower end of the top pre-folding telescopic rod is hinged with the cam connecting rod driving device; the outer base angle forming pressing block is connected with the upper end of the base angle forming telescopic rod, and the lower end of the base angle forming telescopic rod is hinged with the cam connecting rod driving device;
the top pre-folding core mould assembly comprises a top pre-folding core mould hinge seat, a movable positioning rod, a top pre-folding cylinder seat, a top pre-folding core mould, a top pre-folding block and a top pre-folding block connecting plate, wherein the top pre-folding cylinder seat is fixedly connected to the upper end of the movable plate, the top pre-folding block connecting plate is fixedly connected to the lower end of the movable plate, the top pre-folding core mould is fixedly connected with the movable plate through the top pre-folding block connecting plate, the lower ends of the top pre-folding block connecting plates are respectively hinged with 2 top pre-folding blocks which are oppositely arranged, and the top pre-folding block is connected with the output end of the top pre-folding block driving device;
the bottom forming core mold assembly comprises a bottom angle forming expansion plate and a bottom angle forming inner pressing block, the bottom angle forming expansion plate is connected with the bottom angle forming inner pressing block, the bottom angle forming expansion plate is fixedly connected with a top pre-folding core mold hinge seat, and the top pre-folding core mold hinge seat is hinged with the lower end of the first pull rod.
Further, the base is fixed on the frame.
Further, the top pre-folding block driving device adopts an air cylinder, the upper end of the air cylinder is hinged with the top pre-folding air cylinder seat, and the lower end of the air cylinder is hinged with the top pre-folding block.
Further, the bottom angle forming expansion plate is connected with the upper end of the movable positioning rod through a guide bearing, and the lower end of the movable positioning rod is fixed on the top pre-folding cylinder seat.
The top preforming device of the roof plastic package box performs the top preforming of the roof package box, performs the pre-folding forming of the top of the paper box along a pre-prepared rolling line of the top of the paper box, ensures that the formed roof package is uniform and perfect, and is ready for the next filling and sealing.
Drawings
Fig. 1 is a schematic structural view of a top preforming device of a roof plastic bag box according to the present invention.
Fig. 2 is a schematic structural view of the top pre-folded core mold assembly.
FIG. 3 is a schematic view of the top pre-folded compact and bottom corner formed inner compact.
Reference numerals illustrate: the device comprises a 1-base, a 2-core die lever, a 3-first pull rod, a 4-second pull rod, a 5-top pre-folding core die assembly, a 51-top pre-folding core die hinge seat, a 52-moving positioning rod, a 53-top pre-folding cylinder seat, a 54-top pre-folding core die, a 55-top pre-folding block, a 56-top pre-folding block connecting plate, a 6-bearing seat, a 7-movable plate, an 8-cylinder, a 9-bottom forming core die assembly, a 91-bottom angle forming expansion plate, a 92-bottom angle forming inner pressing block, a 10-roof bag, a 11-top pre-folding expansion rod, a 12-bottom angle forming outer pressing block, a 13-bottom angle forming expansion rod, an A-first rotating shaft, a B-second rotating shaft and a C-third rotating shaft.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the top preforming device of the roof plastic bag box comprises a base 1, a mandrel lever 2, a first pull rod 3, a second pull rod 4, a top pre-folding mandrel assembly 5, a bottom forming mandrel assembly 9 and a bottom angle forming outer pressing block 12, wherein the base 1 is fixed on a frame through bolts; one end of the mandrel lever 2 is hinged with the base 1, the other end of the mandrel lever 2 is hinged with the upper end of the first pull rod 3, and the lower end of the first pull rod 3 is hinged with the top pre-folding mandrel assembly 5; the upper end of the second pull rod 4 is hinged with the mandrel lever 2, the lower end of the second pull rod 4 is hinged with a bearing seat 6, and the bearing seat 6 is fixed at the upper end of a movable plate 7; the top pre-folding core mould component 5 and the bottom forming core mould component 9 are arranged on the movable plate 7; the lower ends of the movable plates 7 are fixedly connected with the upper ends of the 2 top pre-folding telescopic rods 11, and the lower ends of the top pre-folding telescopic rods 11 are hinged with a cam connecting rod driving device; the outer base angle forming pressing block 12 is connected with the upper end of the base angle forming telescopic rod 13, and the lower end of the base angle forming telescopic rod 13 is hinged with the cam connecting rod driving device.
As shown in fig. 2 and 3, the top pre-folding core module 5 includes a top pre-folding core module hinge seat 51, a moving positioning rod 52, a top pre-folding cylinder seat 53, a top pre-folding core module 54, a top pre-folding block 55 and a top pre-folding block connecting plate 56, the top pre-folding cylinder seat 53 is fixedly connected to the upper end of the movable plate 7, the top pre-folding block connecting plate 56 is fixedly connected to the lower end of the movable plate 7, the top pre-folding core module 54 is fixedly connected to the movable plate 7 through the top pre-folding block connecting plate 56, the lower ends of the top pre-folding block connecting plate 56 are respectively hinged to 2 top pre-folding blocks 55 arranged opposite to each other through a first rotating shaft a, the top pre-folding cylinder seat 53 is hinged to the upper ends of two cylinders 8 through pins, the lower ends of the two cylinders 8 are hinged to the two top pre-folding blocks 55 through pins, and the two cylinders 8 can drive the two top pre-folding blocks 55 to rotate around the first rotating shaft a as a circle center;
as shown in fig. 2, the bottom forming mandrel assembly 9 includes a bottom angle forming expansion plate 91 and a bottom angle forming inner pressing block 92, the bottom angle forming expansion plate 91 and the bottom angle forming inner pressing block 92 are connected through guide bearings, the bottom angle forming expansion plate 91 is fixedly connected with the top pre-folding mandrel hinge base 51, the top pre-folding mandrel hinge base 51 is hinged with the lower end of the first pull rod 3, the bottom angle forming expansion plate 91 is connected with the upper end of the movable positioning rod 52 through guide bearings, the lower end of the movable positioning rod 52 is fixed on the top pre-folding cylinder base 53, and the top pre-folding mandrel assembly 5 moves up and down as a guide through the movable positioning rod 52 during operation.
The working process of the top preforming device of the roof plastic package box comprises the following steps: the invention is mainly divided into 2 processes, namely a process of pressing the top pre-folded pressing block 55 and a process of pressing the bottom angle forming inner pressing block 92, and a process of opening the top pre-folded pressing block 55 and the bottom angle forming inner pressing block 92.
Pressing the top pre-folded pressing block 55 and pressing the bottom corner forming inner pressing block 92: when the roof pack 10 is in the position shown in fig. 1, the top pre-folding telescopic rod 11 moves downwards in the vertical direction under the drive of the corresponding cam connecting rod driving device, and the movable plate 7 is pulled by the top pre-folding telescopic rod 11 to synchronously move downwards. On the one hand, the upper end of the top pre-folding block connecting plate 56 is fixedly connected with the movable plate 7, the lower end of the top pre-folding block connecting plate is fixedly connected with the top pre-folding core mould 54, the top pre-folding core mould 54 and the top pre-folding block connecting plate 56 move downwards to a certain position through the movable plate 7, and the lower end of the top pre-folding block connecting plate 56 is connected with the top pre-folding block 55 through a pin shaft, when the top pre-folding block connecting plate 56 descends to a certain position, the top pre-folding block 55 descends to a certain position and rotates around the first rotating shaft A and the second rotating shaft B for a certain angle, and two cylinders 8 are used for air inflow to ensure that the top pre-folding block 55 has a certain compression force when compressing the top of the box. Under the combined action of the top pre-folding core mould 54 and the top pre-folding pressing block 55, the top pre-folding pressing block 55 pre-folds the box top according to the original rolling line at the top of the roof package 10, and the top pre-folding process is completed; on the other hand, since the movable plate 7 is fixedly connected with the bearing seat 6, the upper and lower ends of the second pull rod 4 are respectively connected with the core mold lever 2 and the bearing seat 6 through the ball pair, the core mold lever 2 rotates clockwise around the third rotating shaft C through the movable plate 7 and the bearing seat 6, the first pull rod 3 is connected with the core mold lever 2 through the ball pair, the rotation of the core mold lever 2 causes the parallel movement of the first pull rod 3 and the second pull rod 4, namely, the vertical downward movement, the upper end of the top pre-folded core mold hinge seat 51 is hinged with the first pull rod 3, the lower end is hinged with the base angle forming expansion plate 91, and the base angle forming expansion plate 91 is connected with the two moving positioning rods 52 through the guide bearing, so that the vertical downward movement of the first pull rod 3 causes the base angle forming expansion plate 91 to move downwards as a guide through the moving positioning rods 52, the base angle forming inner pressing block 92 and the base angle forming expansion plate 91 through the screw thread to be fixedly connected, at this time, the base angle forming inner pressing block 92 also moves downwards vertically to a certain height under the vertical pushing of the base angle forming expansion plate 91, and the base angle forming outer pressing block 12 is driven by the vertical pushing the vertical expansion plate 13, and the base angle forming inner pressing block 12 is synchronously pressed by the vertical pressing and forming the base angle forming inner pressing block 13.
The opening process of the top pre-folding block 55 and the bottom corner forming inner block 92: the top pre-folding telescopic rod 11 moves upwards in the vertical direction under the drive of the cam connecting rod driving device, and the movable plate 7 is pulled to move upwards synchronously by the top pre-folding telescopic rod 14. On the one hand, the 2 top pre-folding blocks 55 are respectively rotated around the first rotating shaft A and the second rotating shaft B to be opened at a certain angle through the pre-folding block connecting plates 56, meanwhile, the top pre-folding core mold 54 vertically moves upwards through the movable plate 7, namely, the pre-folding blocks are opened, the air cylinder 8 is deflated, the tensioning is loosened, and the resetting process is completed; on the other hand, the core mold lever 2 rotates counterclockwise around the third rotation axis C through the second pull rod 4 and the bearing housing 6, the base angle forming inner pressing block 92 moves vertically upward through the first pull rod 3 and the top pre-folding core mold hinge seat 51 with the moving positioning rod 52 as a guide, and simultaneously the base angle forming outer pressing block 12 drives the base angle forming telescopic rod 13 to move vertically downward through the cam link driving device, that is, the base angle forming inner pressing block 92 pressing block is opened, and the base angle forming reset process is completed.
When the roof plastic bag reaches the top preformed position, the high-temperature hot air is blown into the roof plastic bag, so that the roof plastic bag material achieves certain softness. And then the bottom angle former and the top pre-folding core mould are used for realizing the top pre-forming of the roof plastic package box. The top preforming device of the roof plastic package box is simple, convenient, quick, reliable and good in synchronism.
The invention has the following functions:
(1) The top pre-forming device of the roof plastic bag box is controlled by two pull rods simultaneously, so that top pre-folding and bottom corner forming are synchronously carried out;
(2) The whole device is provided with a perfect core mould pre-folding mechanism, so that the effect of mass production can be achieved, and meanwhile, the pre-folding position can be accurately positioned, and the integrity of the packaging box is ensured;
(3) The two sides are provided with air cylinders respectively to ensure that a certain pressing force is achieved during pre-folding.
Claims (1)
1. A roof plastic package box top preforming device, characterized by: the device comprises a base (1), a core mold lever (2), a first pull rod (3), a second pull rod (4), a top pre-folding core mold assembly (5), a bottom molding core mold assembly (9) and a base angle molding outer pressing block (12), wherein one end of the core mold lever (2) is hinged with the base (1), the other end of the core mold lever (2) is hinged with the upper end of the first pull rod (3), and the lower end of the first pull rod (3) is hinged with the top pre-folding core mold assembly (5); the upper end of the second pull rod (4) is hinged with the core die lever (2), the lower end of the second pull rod (4) is hinged with the bearing seat (6), and the bearing seat (6) is fixed at the upper end of the movable plate (7); the top pre-folding core mould component (5) and the bottom forming core mould component (9) are arranged on the movable plate (7); the lower end of the movable plate (7) is fixedly connected with the upper end of the top pre-folding telescopic rod (11), and the lower end of the top pre-folding telescopic rod (11) is hinged with the cam connecting rod driving device; the outer base angle forming pressing block (12) is connected with the upper end of the base angle forming telescopic rod (13), and the lower end of the base angle forming telescopic rod (13) is hinged with the cam connecting rod driving device;
the top pre-folding core module (5) comprises a top pre-folding core module hinge seat (51), a movable positioning rod (52), a top pre-folding cylinder seat (53), a top pre-folding core module (54), a top pre-folding block (55) and a top pre-folding block connecting plate (56), wherein the top pre-folding cylinder seat (53) is fixedly connected to the upper end of the movable plate (7), the top pre-folding block connecting plate (56) is fixedly connected to the lower end of the movable plate (7), the top pre-folding core module (54) is fixedly connected with the movable plate (7) through the top pre-folding block connecting plate (56), the lower ends of the top pre-folding block connecting plates (56) are respectively hinged with 2 top pre-folding blocks (55) which are oppositely arranged, and the top pre-folding block (55) is connected with the output end of the top pre-folding block driving device;
the bottom forming core mold assembly (9) comprises a bottom angle forming expansion plate (91) and a bottom angle forming inner pressing block (92), the bottom angle forming expansion plate (91) is connected with the bottom angle forming inner pressing block (92), the bottom angle forming expansion plate (91) is fixedly connected with a top pre-folding core mold hinge seat (51), and the top pre-folding core mold hinge seat (51) is hinged with the lower end of the first pull rod (3);
the base (1) is fixed on the frame;
the top pre-folding block driving device adopts an air cylinder (8), the upper end of the air cylinder (8) is hinged with a top pre-folding air cylinder seat (53), and the lower end of the air cylinder (8) is hinged with a top pre-folding block (55);
the bottom angle forming expansion plate (91) is connected with the upper end of the movable positioning rod (52) through a guide bearing, and the lower end of the movable positioning rod (52) is fixed on the top pre-folding cylinder seat (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710767199.4A CN107379627B (en) | 2017-08-31 | 2017-08-31 | Roof plastic package box top preforming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710767199.4A CN107379627B (en) | 2017-08-31 | 2017-08-31 | Roof plastic package box top preforming device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107379627A CN107379627A (en) | 2017-11-24 |
| CN107379627B true CN107379627B (en) | 2023-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710767199.4A Active CN107379627B (en) | 2017-08-31 | 2017-08-31 | Roof plastic package box top preforming device |
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| CN (1) | CN107379627B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110588055A (en) * | 2019-08-26 | 2019-12-20 | 泉州丰泽德高工业科技有限公司 | Box corner lifting, molding, flattening and sliding roof paper box packaging machine of clamping piece pulling |
| CN114229115B (en) * | 2021-12-22 | 2023-02-28 | 南京华创包装机械设备有限公司 | Novel case unpacking machine for large-capacity beverage production line |
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| US6357203B1 (en) * | 2000-06-30 | 2002-03-19 | Tetra Laval Holdings & Finance, Sa | Top pre-folding apparatus for an extended top panel gable top carton |
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| CN207140440U (en) * | 2017-08-31 | 2018-03-27 | 江南大学 | Pre-shaping device at the top of roof modeling bag box |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6990792B2 (en) * | 2003-09-18 | 2006-01-31 | Tetra Laval Holdings & Finance, S.A. | Carton bottom folding assembly |
| US7380389B2 (en) * | 2006-04-17 | 2008-06-03 | Tetra Laval Holdings & Finance, Sa | Bottom pre-folder for carton with folded-in gusset tips |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1447930A (en) * | 1973-11-16 | 1976-09-02 | Jagenberg Werke Ag | Container folding device |
| US4078364A (en) * | 1975-05-07 | 1978-03-14 | Jagenberg-Werke | Device for folding and closing gable-shaped folding closures |
| US4080237A (en) * | 1975-05-07 | 1978-03-21 | Jagenberg Werke Ag | Method and apparatus for sticking down fillet seam on a package |
| JPH02106333A (en) * | 1988-10-14 | 1990-04-18 | Iitoyo Sangyo:Kk | Folding-up device for foldable packaging container |
| US6357203B1 (en) * | 2000-06-30 | 2002-03-19 | Tetra Laval Holdings & Finance, Sa | Top pre-folding apparatus for an extended top panel gable top carton |
| CN2439401Y (en) * | 2000-07-03 | 2001-07-18 | 吴章荣 | Thermal sealing type grasping device for roof type beverage filling and packaging machine |
| CN201077167Y (en) * | 2007-05-18 | 2008-06-25 | 上海天龙包装机械成套设备有限公司 | Packing box corner shaper |
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| CN106081196A (en) * | 2016-08-05 | 2016-11-09 | 王冬 | A kind of quick boxing device of shoes |
| CN207140440U (en) * | 2017-08-31 | 2018-03-27 | 江南大学 | Pre-shaping device at the top of roof modeling bag box |
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| Publication number | Publication date |
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| CN107379627A (en) | 2017-11-24 |
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