CN112959738A - Carton bottom press seal mandrel - Google Patents
Carton bottom press seal mandrel Download PDFInfo
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- CN112959738A CN112959738A CN202110392448.2A CN202110392448A CN112959738A CN 112959738 A CN112959738 A CN 112959738A CN 202110392448 A CN202110392448 A CN 202110392448A CN 112959738 A CN112959738 A CN 112959738A
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- 238000007789 sealing Methods 0.000 claims abstract description 133
- 238000001816 cooling Methods 0.000 claims abstract description 47
- 238000003825 pressing Methods 0.000 claims abstract description 40
- 239000002356 single layer Substances 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims description 96
- 239000000110 cooling liquid Substances 0.000 claims description 26
- 238000010030 laminating Methods 0.000 claims description 12
- 230000017525 heat dissipation Effects 0.000 claims description 9
- 229910003460 diamond Inorganic materials 0.000 claims description 5
- 239000010432 diamond Substances 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 4
- 239000002826 coolant Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 6
- 238000012856 packing Methods 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 2
- 238000004806 packaging method and process Methods 0.000 description 13
- 239000011344 liquid material Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000015203 fruit juice Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000020124 milk-based beverage Nutrition 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 235000013555 soy sauce Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 235000014101 wine Nutrition 0.000 description 1
- 235000013618 yogurt Nutrition 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/60—Uniting opposed surfaces or edges; Taping
- B31B50/64—Uniting opposed surfaces or edges; Taping by applying heat or pressure, e.g. by welding
- B31B50/642—Uniting opposed surfaces or edges; Taping by applying heat or pressure, e.g. by welding using sealing jaws or sealing dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/74—Auxiliary operations
- B31B50/741—Moistening; Drying; Cooling; Heating; Sterilizing
Landscapes
- Package Closures (AREA)
- Making Paper Articles (AREA)
Abstract
The utility model provides a carton bottom press seal mandrel, solves current packing carton bottom and has many unevenness's pressfitting point, influences the aesthetic property that takes shape, and the poor stability of carton bottom easily appears the pressfitting adhesion condition, influences product quality's problem. Including being provided with the connection base who supports the stand on it, its characterized in that: the upper side of the fixed connecting block at the upper end of each group of supporting upright rods is provided with a press sealing module; the upper side of the press sealing module is provided with two groups of single-layer triangular press parts which are symmetrically arranged, and the middle part of the press sealing surface is provided with a middle laminated paper press part; four corners of the cover pressing surface are respectively provided with a paper box edge pressing point, and a fifth edge pressing point group is further arranged between the paper box edge pressing point and the single-layer triangular pressing part. The bottom sealing device has the advantages of reasonable design, compact structure, capability of ensuring the smoothness of the bottom surface of the carton package, attractive appearance, stable placement of the filled finished product, effective sealing of materials in the carton package, leakage prevention, strong sealing reliability and good cooling effect of the press sealing part.
Description
Technical Field
The invention belongs to the technical field of food packaging carton bottom making equipment, and particularly relates to a carton bottom press-sealing core mold which can ensure the smoothness of the whole bottom surface of a carton package, is attractive in package forming, stable in placement of a filled finished product, capable of effectively sealing materials in the carton package and preventing leakage, strong in sealing reliability and good in press-sealing part cooling effect.
Background
At present, the packaging cartons for liquid or powder and granular materials need to carry out packaging and bottom making operations of preheating, pre-folding and press sealing on the bottoms of the cartons before filling the materials. In most of the press sealing operations, the packaging carton is sleeved on the press sealing core mold, and the preheated and pre-folded carton bottom is laminated and pressed by using the carton bottom press sealing plate, so that the bottom of the packaging carton is sealed, the filling is facilitated, and the leakage is prevented. However, in the structure of the existing press-sealing core mold, after the bottom of the packaging carton is formed, a plurality of uneven press-bonding points generally exist, which not only affects the forming aesthetic property of the packaging carton, but also easily causes the toppling of the filled finished product when the filled finished product is placed at the bottom of the carton with poor flatness, and has poor stability. In addition, in the production process of the press seal core mold with the existing structure, the press seal part is overheated, so that the press bonding condition is often generated, and the product quality is influenced. There is a need for an improved press-sealing mandrel for the bottom of prior art packaging cartons.
Disclosure of Invention
The invention aims at the problems and provides the carton bottom press sealing core die which can ensure the smoothness of the whole bottom surface of a carton package, has beautiful package forming, stable placement of a filled finished product, effective sealing of materials in the carton package, leakage prevention, strong sealing reliability and good cooling effect of a press sealing part.
The technical scheme adopted by the invention is as follows: this carton bottom press seal mandrel includes connection base, its characterized in that: the connecting base is provided with a plurality of groups of vertically arranged supporting upright rods, the upper end of each group of supporting upright rods is provided with a fixed connecting block, and the upper side of each fixed connecting block is provided with a press sealing module; the press sealing module is composed of a module main body, two groups of single-layer triangular press parts which are symmetrically arranged are arranged on a press sealing surface on the upper side of the module main body, and a middle laminated paper press part is arranged between the two groups of single-layer triangular press parts and in the middle of the press sealing surface; and the four corners of the pressing cover are respectively provided with a paper box edge pressing point, and a fifth edge pressing point group is also arranged between one paper box edge pressing point and the single-layer triangular pressing part on the corresponding side.
A cooling cavity is arranged on the lower side of the module main body of the press sealing module, and a liquid inlet end and a liquid outlet end are respectively arranged on the cooling cavity; and the liquid inlet end of the cooling cavity is connected with a cooling liquid inlet pipeline, and the liquid outlet end of the cooling cavity is connected with a cooling liquid return pipeline. In the process of continuous operation, the pressure sealing module is effectively cooled by the cooling liquid which circularly flows in the cooling cavity of the pressure sealing module, so that the condition of pressing adhesion caused by overheating of the pressure sealing surface is prevented, and the pressure sealing quality of the product is ensured.
In the cooling cavity of the press sealing module downside, a plurality of vertically arranged heat dissipation columns are further arranged, and the upper ends of the heat dissipation columns are respectively connected with the downside of the press sealing surface. The surface of the columns of the heat dissipation columns is in full contact with the cooling liquid which circularly flows in the cooling cavity, so that the heat generated by pressing the cover is quickly taken away.
The transverse section of the cooling cavity on the lower side of the press sealing module is in a diamond shape, and the liquid inlet end and the liquid outlet end are respectively arranged at two acute angle positions of the diamond section of the cooling cavity. The cooling cavity with the rhombic cross section and the liquid inlet end and the liquid outlet end which are respectively and oppositely arranged at two acute angle positions effectively prolong the flowing time of the cooling liquid in the cooling cavity and further improve the cooling effect.
The fixed connecting block is composed of a connecting block main body, and liquid passing holes for cooling liquid to pass through are respectively arranged on the connecting block main body at positions corresponding to the liquid inlet end and the liquid outlet end of the cooling cavity on the lower side of the press sealing module. The cooling liquid inlet pipeline and the cooling liquid return pipeline are respectively connected with the liquid inlet end and the liquid outlet end of the cooling cavity of the press sealing module through liquid passing holes in the fixed connecting block.
The connecting base is composed of a base main body, a plurality of upright rod jacks are arranged on the base main body, and the side parts of two upright rod jacks are respectively connected with a liquid inlet and a liquid return port which are arranged on the end side of the base main body; meanwhile, liquid guide cavities for guiding the cooling liquid are arranged in the supporting vertical rods in the two vertical rod insertion holes connected with the liquid inlet and the liquid return port, and the liquid inlet, the liquid inlet end and the liquid return port are respectively communicated with the liquid guide cavities of the supporting vertical rods. The cooling liquid at the liquid outlet end of the cooling cavity is conveyed to the liquid return port through the liquid guide cavity of the other supporting upright rod, so that the continuous circulating conveying of the cooling liquid is completed.
Two groups of symmetrically arranged circular anti-leakage pressure stop points are arranged at the position of the middle laminated paper pressing part on the pressure sealing surface of the pressure sealing module; and the two sides of the round anti-seepage pressure stop points are also respectively provided with a longitudinal anti-seepage pressure stop point. To perform bottom press sealing of carton packages of short shelf life liquid materials or generally particulate materials, to help seal liquids and prevent leakage.
A laminated paper laminating step table is arranged at the position of the middle laminated paper laminating part on the press sealing surface of the press sealing module, and a circular anti-leakage press stop point is arranged on the laminated paper laminating step table; and longitudinal anti-leakage pressure stop points are respectively arranged on two sides of the laminated paper laminating step platform. The bottom of the carton package of the liquid material or the granular material with long shelf life is sealed by pressing, so that the sealing time of the material is prolonged and the leakage is prevented by utilizing the paper edges which are stacked in the single-layer triangular pressing part and are not directly contacted with the material.
A transverse laminated press stop group is arranged at the position of a middle laminated paper press part on the press sealing surface of the press sealing module, and a transversely-arranged laminated paper press groove is arranged below the transverse laminated press stop group; meanwhile, one end of the laminated paper laminating groove is also provided with a transverse anti-seepage pressure stop point. The bottom of the carton package is press-sealed with high-leakage liquid, and the liquid is tightly sealed and prevented from leaking by laminating a plurality of layers of carton bottom paper edges.
The upper portion of the press sealing module of the paper box bottom press sealing core mold is also provided with a paper box bottom press sealing plate, the lower side of the paper box bottom press sealing plate is provided with a press sealing contact surface matched with the press sealing surface of the press sealing module, and the press sealing contact surface is a plane. So that the outer side of the bottom surface of the paper box package is free of concave-convex pressing points, the smoothness of the whole bottom surface of the paper box package is ensured, the paper box package is attractive in shape and stable in placement.
The invention has the beneficial effects that: because the invention adopts the connecting base which is provided with a plurality of groups of vertically arranged supporting upright rods, the upper end of each group of supporting upright rods is provided with a fixed connecting block, and the upper side of the fixed connecting block is provided with a press sealing module; the upper side of the module main body of the press sealing module is provided with two groups of single-layer triangular press-fit parts which are symmetrically arranged, and middle laminated paper press-fit parts are arranged between the two groups of single-layer triangular press-fit parts and in the middle of the press sealing surface; the four corners of pressure front cover do not are provided with carton edge press stop point, between the individual layer triangle pressfitting portion of one of them carton edge press stop point and corresponding side, set up the structural style of fifth side press stop point group, so its reasonable in design, compact structure, the outside that can guarantee the whole bottom surface of carton packing does not have concave-convex press stop point, the planarization of bottom surface is good, the shaping of carton packing is pleasing to the eye, the finished product after the filling is placed steadily, and, can effectively seal the material in the carton packing, prevent the seepage, sealing reliability is strong, the cooling effect at press seal position is good.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention.
Fig. 2 is a schematic diagram of a structure of the press sealing module in fig. 1 (suitable for press sealing of liquid material or general granular material with short shelf life).
Fig. 3 is a view from direction a of fig. 2.
Fig. 4 is a schematic view of a structure of the fixed connection block of fig. 1.
Fig. 5 is a schematic view of a structure of the connection base of fig. 1.
Fig. 6 is another schematic structural diagram of the press sealing module in fig. 1 (suitable for press sealing of liquid material or granular material with longer shelf life).
Fig. 7 is another schematic structural diagram of the press sealing module in fig. 1 (suitable for press sealing high-leakage-rate liquid).
The sequence numbers in the figures illustrate: the device comprises a connecting base 1, a supporting upright rod 2, a liquid guide cavity 3, a fixed connecting block 4, a press sealing module 5, a press sealing cover 6, a liquid inlet 7, a liquid return port 8, a module main body 9, a single-layer triangular pressing part 10, a paper box edge pressing point 11, a fifth side pressing point group 12, a middle laminated paper pressing part 13, a circular anti-leakage pressing point 14, a longitudinal anti-leakage pressing point 15, a cooling cavity 16, a liquid inlet end 17, a liquid outlet end 18, a heat dissipation column 19, a fixed screw hole 20, a connecting block main body 21, a module connecting through hole 22, a liquid passing hole 23, a base main body 24, an upright rod jack 25, a liquid return through cavity 26, a laminated paper pressing step platform 27, a laminated paper pressing groove 28, a laminated paper pressing point group 29 and a transverse anti-leakage pressing point 30.
Detailed Description
The specific structure of the present invention will be described in detail with reference to FIGS. 1 to 7. The carton bottom press sealing core mold comprises a connecting base 1, wherein the connecting base 1 is composed of a base main body 24, four upright rod jacks 25 are arranged on the base main body 24, and the bottom side parts of two upright rod jacks 25 on the same side are respectively connected with a liquid inlet 7 and a liquid return port 8 which are arranged on the end side of the base main body 24; the upright rod jack 25 connected with the liquid return port 8 is also communicated with the upright rod jack 25 at the opposite side through a liquid return cavity 26 which is longitudinally arranged. In four pole setting jacks 25 of connection base 1, still be provided with the support pole setting 2 of vertical arrangement respectively, the inside of supporting pole setting 2 all is provided with and is used for leading the drain cavity 3 for the coolant liquid water conservancy diversion. Moreover, the liquid guide cavities 3 of the supporting vertical rods 2 in the two vertical rod insertion holes 25 connected with the liquid inlet 7 and the end parts of the liquid return through cavity 26 communicate the liquid inlet 7 of the connecting base 1 with the liquid inlet end 17 of the cooling cavity 16 of the press sealing module 5, and simultaneously communicate the liquid outlet end 18 of the cooling cavity 16 of the press sealing module 5 with the liquid return port 8 of the connecting base 1. And then, the cooling liquid in the liquid inlet 7 is conveyed to the liquid inlet end 17 of the cooling cavity 16 of the press sealing module 5 by utilizing the liquid guide cavity 3 of one of the supporting vertical rods 2, and then the cooling liquid in the liquid outlet end 18 of the cooling cavity 16 is conveyed to the liquid return port 8 through the liquid guide cavity 3 of the other supporting vertical rod 2, so that the continuous circulating conveying of the cooling liquid is completed.
Four support poles 2's on the connection base 1 upper ends are fixed and are provided with fixed connection piece 4. The fixed connecting block 4 is composed of a connecting block main body 21, and liquid passing holes 23 for cooling liquid to pass through are respectively arranged at positions on the connecting block main body 21 corresponding to the liquid inlet end 17 and the liquid outlet end 18 of the cooling cavity 16 at the lower side of the press-sealing module 5; so that the liquid guiding cavity 3 of the supporting upright rod 2 communicated with the cooling liquid inlet pipeline and the cooling liquid return pipeline is respectively connected with the liquid inlet end 17 and the liquid outlet end 18 of the cooling cavity 16 of the press sealing module 5 through the liquid passing hole 23 on the fixed connecting block 4. The upper side of the fixed connecting block 4 is provided with a press-sealing module 5, and a fixing bolt passes through a module connecting through hole 22 of the fixed connecting block 4 and is connected with a fixing screw hole 20 on the press-sealing module 5.
The press sealing module 5 is composed of a module main body 9, two groups of single-layer triangular press-fit parts 10 which are symmetrically arranged are arranged on a press sealing surface 6 on the upper side of the module main body 9, and a middle laminated paper press-fit part 13 is arranged between the two groups of single-layer triangular press-fit parts 10 and in the middle of the press sealing surface 6; the four corners of the cover 6 are respectively provided with a paper box edge press stop 11, and a fifth edge press stop group 12 is further arranged between one paper box edge press stop 11 and the single-layer triangular press part 10 on the corresponding side. Correspondingly, a paper box bottom press sealing plate is also arranged above the press sealing module 5 of the paper box bottom press sealing core mold; the lower side of the press sealing plate at the bottom of the paper box is provided with a press contact surface which is used for being matched with the press sealing surface 6 of the press sealing module 5, and the press contact surface is a plane; and the outer side of the bottom surface of the paper box package is free of concave-convex pressing points, so that the smoothness of the whole bottom surface of the paper box package is ensured, and the paper box package is attractive in shape and stable in placement.
The lower side of the module main body 9 of the press-sealing module 5 is provided with a cooling cavity 16 for reducing the temperature of the press-sealing surface 6, and the cooling cavity 16 is provided with a liquid inlet end 17 and a liquid outlet end 18 respectively. The liquid inlet end 17 of the cooling cavity 16 is communicated with a liquid inlet 7 connected with a cooling liquid inlet pipeline through a liquid guide cavity 3 of the supporting upright rod 2; the liquid outlet end 18 of the cooling cavity 16 is communicated with a liquid return port 8 connected with a cooling liquid return pipeline through the liquid guide cavity 3 of the supporting upright rod 2. Meanwhile, a plurality of vertically arranged heat dissipation columns 19 are further arranged in the cooling cavity 16 on the lower side of the press sealing module 5, the upper ends of the heat dissipation columns 19 are respectively connected with the lower side of the press sealing surface 6, and heat generated by the press sealing surface 6 is rapidly taken away by utilizing sufficient contact of the surfaces of the columns of the heat dissipation columns 19 and cooling liquid circularly flowing in the cooling cavity 16. In addition, in the continuous operation process of the carton bottom press seal core mold, the press seal module 5 is effectively cooled by the cooling liquid circularly flowing in the cooling cavity 16 of the press seal module 5, so that the condition of pressing adhesion caused by overheating of the press seal surface 6 is prevented, and the press seal quality of the product is ensured.
In order to further enhance the cooling effect on the press-sealing module 5, the transverse cross section of the cooling cavity 16 on the lower side of the press-sealing module 5 is shaped like a diamond, and the liquid inlet end 17 and the liquid outlet end 18 are respectively arranged at two acute angles of the diamond-shaped cross section of the cooling cavity 16. Therefore, the length and the flowing time of the cooling liquid flowing through the cooling cavity 16 are effectively prolonged and the heat is sufficiently taken away through the cooling cavity 16 with the rhombic section and the liquid inlet end 17 and the liquid outlet end 18 which are oppositely arranged at two acute-angle positions and are far away from each other.
Example 1: aiming at the bottom press sealing of the carton package of liquid materials or common particle materials (such as milk, cream and yoghourt) with shorter quality guarantee period, two groups of symmetrically arranged circular anti-leakage press stop points 14 can be arranged at the position of the middle laminated paper pressing part 13 on the press sealing surface 6 of the press sealing module 5; and, longitudinal leakage prevention press stop points 15 (as shown in fig. 2) are respectively arranged at both sides of the circular leakage prevention press stop point 14 to help the carton package to seal liquid and prevent leakage.
Example 2: for the bottom press sealing of the carton package of liquid materials or particle materials (such as fruit juice and milk beverage) with longer shelf life, a laminated paper pressing step 27 can be arranged at the position of the middle laminated paper pressing part 13 on the press sealing surface 6 of the press sealing module 5, and a circular anti-leakage press stop point 14 is arranged on the laminated paper pressing step 27; longitudinal leakage-proof press-stop points 15 (shown in fig. 6) are respectively provided on both sides of the laminated paper press-fit step 27. Thus, the paper edges stacked in the single-layer triangular press-fit portion 10, which are not directly contacted with the material, are used to prolong the sealing time of the material and prevent leakage.
Example 3: for the bottom press sealing of the carton package of liquid with high leakage rate (such as wine, soy sauce, vinegar, daily chemicals and oil), a transverse laminated press stop group 29 can be arranged at the position of the middle laminated paper pressing part 13 on the press sealing surface 6 of the press sealing module 5, and a transverse laminated paper pressing groove 28 is arranged below the transverse laminated press stop group 29; meanwhile, one end of the laminated paper laminating groove 28 is also provided with a transverse anti-leakage pressure stop point 30 (shown in fig. 7); further, the multilayer lamination of the bottom paper edge of the box tightly seals the liquid and effectively prevents leakage.
When the paper box bottom press seal core mold is used, firstly, the bottom of a packaging paper box to be bottomed is upwards sleeved on the press seal core mold; then, the bottom folding plate of the packaging carton on the press-sealing core mould is preheated by a heating device before being prefolded. After the bottom of the packaging paper box is preheated, the bottom folded plate of the packaging paper box sleeved on the press sealing core die is pre-folded before press sealing through the pre-folding mechanism. And then, the bottom of the packaging carton on the press sealing core die is subjected to press sealing and bottom making by utilizing the plane press-fit contact surface arranged on the lower side of the carton bottom press sealing plate above the press sealing module 5 of the press sealing core die and the press sealing surface 6 of the press sealing module 5 in a matched press sealing mode, so that the outer side of the bottom of the carton package is free of concave and convex press-fit points, and the appearance is smooth and attractive. Meanwhile, in the continuous press sealing operation process of the press sealing core mold at the bottom of the carton, the press sealing surface 6 of the press sealing module 5 is effectively cooled by the cooling liquid circularly flowing in the cooling cavity 16 of the press sealing module 5, so that the condition of press bonding is effectively prevented, and the press sealing quality is ensured.
Claims (10)
1. The utility model provides a carton bottom press seal mandrel, includes connection base (1), its characterized in that: a plurality of groups of vertically arranged supporting upright rods (2) are arranged on the connecting base (1), the upper end of each group of supporting upright rods (2) is provided with a fixed connecting block (4), and the upper side of each fixed connecting block (4) is provided with a press-sealing module (5); the press sealing module (5) is composed of a module main body (9), two groups of single-layer triangular press-fit parts (10) which are symmetrically arranged are arranged on a press sealing surface (6) on the upper side of the module main body (9), and a middle laminated paper press-fit part (13) is arranged between the two groups of single-layer triangular press-fit parts (10) and in the middle of the press sealing surface (6); the four corners of the cover pressing surface (6) are respectively provided with a paper box edge pressing point (11), and a fifth edge pressing point group (12) is further arranged between one paper box edge pressing point (11) and the single-layer triangular pressing part (10) on the corresponding side.
2. The carton bottom press seal mandrel of claim 1, wherein: a cooling cavity (16) is arranged on the lower side of the module main body (9) of the press-sealing module (5), and a liquid inlet end (17) and a liquid outlet end (18) are respectively arranged on the cooling cavity (16); and the liquid inlet end (17) of the cooling cavity (16) is connected with a liquid inlet pipeline of the cooling liquid, and the liquid outlet end (18) of the cooling cavity (16) is connected with a liquid return pipeline of the cooling liquid.
3. The carton bottom press seal mandrel of claim 2, wherein: in the cooling cavity (16) of the press sealing module (5) lower side, a plurality of vertically arranged heat dissipation columns (19) are further arranged, and the upper ends of the heat dissipation columns (19) are respectively connected with the lower side of the press sealing surface (6).
4. The carton bottom press seal mandrel of claim 2, wherein: the transverse section of the cooling cavity (16) on the lower side of the press sealing module (5) is in a diamond shape, and the liquid inlet end (17) and the liquid outlet end (18) are respectively arranged at two acute angle positions of the diamond section of the cooling cavity (16).
5. The carton bottom press seal mandrel of claim 2, wherein: the fixed connecting block (4) is composed of a connecting block main body (21), and liquid passing holes (23) for cooling liquid to pass through are respectively formed in positions, corresponding to a liquid inlet end (17) and a liquid outlet end (18) of a cooling cavity (16) on the lower side of the press-sealing module (5), on the connecting block main body (21).
6. The carton bottom press seal mandrel of claim 5, wherein: the connecting base (1) is composed of a base main body (24), the base main body (24) is provided with a plurality of upright rod jacks (25), and the side parts of two upright rod jacks (25) are respectively connected with a liquid inlet (7) and a liquid return port (8) which are arranged on the end side of the base main body (24); simultaneously, inside supporting pole setting (2) in two pole setting jacks (25) that link to each other with inlet (7) and liquid return mouth (8), all be provided with drain cavity (3) that are used for the coolant liquid water conservancy diversion, just the drain cavity (3) that support pole setting (2) communicate inlet (7) and income liquid end (17) and go out liquid end (18) and liquid return mouth (8) respectively.
7. The carton bottom press seal mandrel of claim 1, wherein: two groups of symmetrically arranged circular anti-leakage pressure stop points (14) are arranged at the position of the middle laminated paper pressing part (13) on the pressure sealing surface (6) of the pressure sealing module (5); and both sides of the round anti-leakage pressure stop points (14) are also respectively provided with longitudinal anti-leakage pressure stop points (15).
8. The carton bottom press seal mandrel of claim 1, wherein: a laminated paper laminating step platform (27) is arranged at the position of the middle laminated paper laminating part (13) on the press sealing surface (6) of the press sealing module (5), and a circular anti-leakage press stop point (14) is arranged on the laminated paper laminating step platform (27); and longitudinal anti-leakage pressure stop points (15) are respectively arranged on two sides of the laminated paper laminating step platform (27).
9. The carton bottom press seal mandrel of claim 1, wherein: a transverse laminated press stop group (29) is arranged at the position of a middle laminated paper press-fit part (13) on the press seal surface (6) of the press seal module (5), and a transversely-arranged laminated paper press-fit groove (28) is arranged below the transverse laminated press stop group (29); meanwhile, one end of the laminated paper laminating groove (28) is also provided with a transverse anti-leakage pressure stop point (30).
10. The carton bottom press seal mandrel of claim 1, wherein: the upper part of the press sealing module (5) is also provided with a paper box bottom press sealing plate, the lower side of the paper box bottom press sealing plate is provided with a press sealing contact surface matched with the press sealing surface (6) of the press sealing module (5), and the press sealing contact surface is a plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110392448.2A CN112959738B (en) | 2021-04-13 | 2021-04-13 | Paper box bottom press-sealing core mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110392448.2A CN112959738B (en) | 2021-04-13 | 2021-04-13 | Paper box bottom press-sealing core mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112959738A true CN112959738A (en) | 2021-06-15 |
| CN112959738B CN112959738B (en) | 2024-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110392448.2A Active CN112959738B (en) | 2021-04-13 | 2021-04-13 | Paper box bottom press-sealing core mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112959738B (en) |
Citations (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5324250A (en) * | 1992-11-25 | 1994-06-28 | Tetra Laval Holdings & Finance S.A. | Method and apparatus for folding bottom panels of a carton blank |
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