CN220297960U - Round-mouth paper cup extrusion square-mouth forming die - Google Patents
Round-mouth paper cup extrusion square-mouth forming die Download PDFInfo
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- CN220297960U CN220297960U CN202320984583.0U CN202320984583U CN220297960U CN 220297960 U CN220297960 U CN 220297960U CN 202320984583 U CN202320984583 U CN 202320984583U CN 220297960 U CN220297960 U CN 220297960U
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- paper cup
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- lower die
- upper die
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- 238000001125 extrusion Methods 0.000 title claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 2
- 238000003856 thermoforming Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000009957 hemming Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a round-mouth paper cup extrusion square-mouth forming die, which comprises: the paper cup body is sleeved in the lower die, and the lower die is used for bearing the paper cup body; the upper die is arranged above the lower die, and the upper die and the lower die are mutually matched; the top of the upper die is provided with a connecting component in a penetrating way, and the bottom of the upper die is matched with the top of the lower die in a penetrating way. According to the utility model, by means of the arrangement mode that the lower die and the upper die are matched, when the paper cup body subjected to thermoforming enters the next station, the connecting assembly is driven by the external lifter to move downwards, so that the connecting assembly drives the upper die to move downwards, the upper die is extruded and matched with the lower die, the cup opening of the paper cup body is extruded through the connecting seat, and the round cup opening of the paper cup body is pressed into a square opening under the mutual matching between the second annular groove and the first annular groove, so that the shape of the cup opening is made more flexibly.
Description
Technical Field
The utility model relates to the field of forming dies, in particular to a round-mouth paper cup extrusion square-mouth forming die.
Background
In the production process of paper cups, firstly, a paper cup machine automatically processes printed sector paper sheets into paper cup cylinders, then the paper cup walls are bonded through thermoforming, and paper rolls are used at the bottoms of the paper cups, so that paper cups can be automatically fed and punched. The paper cup then will have the bottom sealed to the wall, after which it will be air-blown to bond. Then the knurling step of the paper cup machine is carried out, namely, when the bottom of the paper cup is bonded, a layer of impression is rolled through mechanical movement. Finally, the curling step of the paper cup machine is to curl and mold the mouth part of the paper cup;
because the cup mouth in the prior art is generally formed by hemming, the cup mouth of the paper cup is curled into the cup mouth with the circular section, and the curled circular cup mouth cannot be pressed into the square cup mouth according to the needs of customers, so that the shape of the cup mouth is not flexible enough to manufacture.
Disclosure of Invention
The utility model aims to provide a round-mouth paper cup extrusion square-mouth forming die which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a round mouth paper cup extrusion square mouth forming die, comprising:
the paper cup comprises a lower die, a paper cup body and a paper cup cover, wherein the paper cup body is sleeved in the lower die;
the upper die is arranged above the lower die, and the upper die and the lower die are matched with each other;
the top of the upper die is provided with a connecting component in a penetrating way, and the bottom of the upper die is matched with the top of the lower die in a penetrating way.
Preferably, the lower die comprises a bearing cylinder and a bearing ring, wherein the bearing ring is connected to the top of the bearing cylinder, and the bearing ring and the bearing cylinder are integrally arranged.
Preferably, mounting holes are formed in two sides of the bearing ring, and the mounting holes penetrate through the bearing ring.
Preferably, the first annular slot is formed in the inner side wall of the bearing ring, the first annular slot is formed in an annular shape, and the included angle of the inner side wall of the first annular slot is 59.5-60.5 degrees.
Preferably, the upper die comprises a connecting seat and a boss, the boss is fixedly connected to the bottom end of the connecting seat, the diameter of the boss is smaller than that of the connecting seat, a chamfer is formed in the bottom of the boss, and the connecting seat and the boss are integrally arranged.
Preferably, a second annular slot is formed in the bottom of the connecting seat, the second annular slot is formed in an annular shape, and the included angle of the inner side wall of the second annular slot is 86.5-87.5 degrees.
Preferably, the connecting assembly comprises a connecting column, a first connecting head and a second connecting head, wherein the first connecting head is fixedly connected to the bottom end of the connecting column, the second connecting head is fixedly connected to the top end of the connecting column, and the connecting column, the first connecting head and the second connecting head are integrally arranged.
The utility model has the technical effects and advantages that:
according to the utility model, by means of the arrangement mode that the lower die and the upper die are matched, when the paper cup body subjected to thermoforming enters the next station, the connecting assembly is driven by the external lifter to move downwards, so that the connecting assembly drives the upper die to move downwards, the upper die is extruded and matched with the lower die, the cup opening of the paper cup body is extruded through the connecting seat, and the round cup opening of the paper cup body is pressed into a square opening under the mutual matching between the second annular groove and the first annular groove, so that the shape of the cup opening is made more flexibly.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic diagram of the internal structure of the present utility model.
Fig. 3 is a schematic diagram of the front structure of the present utility model.
Fig. 4 is a schematic diagram of the front internal structure of the present utility model.
Fig. 5 is a schematic view showing the internal structure of the lower die of the present utility model.
Fig. 6 is an enlarged schematic view of the structure of fig. 5 a according to the present utility model.
In the figure: 1. a lower die; 11. a carrying cylinder; 12. a carrier ring; 121. a first annular slot; 2. an upper die; 21. a connecting seat; 211. a second annular slot; 22. a boss; 3. a connection assembly; 31. a connecting column; 32. a first connector; 33. a second connector; 4. a paper cup body.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a round-mouth paper cup extrusion square-mouth forming die as shown in figures 1-6, which comprises:
further, the paper cup body 4 is sleeved in the lower die 1, the lower die 1 is used for bearing the paper cup body 4, the lower die 1 comprises a bearing cylinder 11 and a bearing ring 12, the bearing ring 12 is connected to the top of the bearing cylinder 11, the bearing ring 12 and the bearing cylinder 11 are integrally arranged, mounting holes are formed in two sides of the bearing ring 12, the mounting holes penetrate through the bearing ring 12, penetrating and matching with columns on a frame are facilitated through the mounting holes, so that the lower die 1 is mounted, the bearing of the paper cup body 4 is facilitated through the bearing cylinder 11 and the bearing ring 12, a first annular groove 121 is formed in the inner side wall of the bearing ring 12, the first annular groove 121 is formed in an annular shape, and an included angle of the inner side wall of the first annular groove 121 is 59.5-60.5 degrees;
further, the upper die 2 is arranged above the lower die 1, the upper die 2 and the lower die 1 are matched with each other, the upper die 2 comprises a connecting seat 21 and a boss 22, the boss 22 is fixedly connected to the bottom end of the connecting seat 21, the diameter of the boss 22 is smaller than that of the connecting seat 21, a chamfer is formed at the bottom of the boss 22, the connecting seat 21 and the boss 22 are integrally arranged, a second annular slot 211 is formed at the bottom of the connecting seat 21, the second annular slot 211 is formed in an annular shape, the included angle of the inner side wall of the second annular slot 211 is 86.5-87.5 degrees, the position of the second annular slot 211 and the relative position between the first annular slot 121 are arranged in a diagonal line corresponding manner, so that a cup opening of the paper cup body 4 is conveniently pressed into a square cup opening, the inclination of the boss 22 is identical to that of the inner wall of the bearing cylinder 11, the inner wall of the paper cup body 4 is conveniently extruded through the boss 22, the cup wall of the paper cup body 4 is kept in a fitted state with the inner wall of the bearing cylinder 11, when the thermally formed paper cup body 4 enters the next station, the lower die 3 drives the connecting assembly to move, and the upper die 2 is driven by the lifter assembly to move, and the lower die 2 is matched with the cup opening 121 in a circular shape, and the cup opening is matched with the annular die 121;
further, the top of the upper die 2 is installed with the connecting component 3 in a penetrating manner, the bottom of the upper die 2 is matched with the top of the lower die 1 in a penetrating manner, the connecting component 3 comprises a connecting column 31, a first connecting head 32 and a second connecting head 33, the first connecting head 32 is fixedly connected to the bottom end of the connecting column 31, the second connecting head 33 is fixedly connected to the top end of the connecting column 31, the first connecting head 32 and the second connecting head 33 are integrally arranged, external threads are formed in the first connecting head 32 and the second connecting head 33, internal threads are formed in the middle of the upper die 2, the first connecting head 32 is matched with the internal threads of the upper die 2 in a threaded manner, so that the relative position between the connecting column 31 and the upper die 2 can be fixed, and the connecting column 31 is connected between an elevator and the upper die 2 through threaded engagement between the second connecting head 33 and an external elevator, so that the upper die 2 is driven to move up and down.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (7)
1. A round mouth paper cup extrusion square mouth forming die, comprising:
the paper cup comprises a lower die (1), wherein a paper cup body (4) is sleeved in the lower die (1), and the lower die (1) is used for bearing the paper cup body (4);
the upper die (2) is arranged above the lower die (1), and the upper die (2) is matched with the lower die (1);
the method is characterized in that: the top of the upper die (2) is provided with a connecting component (3) in a penetrating mode, and the bottom of the upper die (2) is matched with the top of the lower die (1) in a penetrating mode.
2. The round-mouth paper cup extrusion square-mouth forming die according to claim 1, wherein the lower die (1) comprises a bearing cylinder (11) and a bearing ring (12), the bearing ring (12) is connected to the top of the bearing cylinder (11), and the bearing ring (12) and the bearing cylinder (11) are integrally arranged.
3. The square mouth forming die for extrusion of round mouth paper cups according to claim 2, wherein mounting holes are formed on both sides of the bearing ring (12), and the mounting holes penetrate through the bearing ring (12).
4. The square mouth forming die for extrusion of round mouth paper cups according to claim 2, wherein the inner side wall of the bearing ring (12) is provided with a first annular groove (121), the first annular groove (121) is provided with a ring shape, and the included angle of the inner side wall of the first annular groove (121) is 59.5-60.5 degrees.
5. The round paper cup extrusion square mouth forming die according to claim 1, wherein the upper die (2) comprises a connecting seat (21) and a boss (22), the boss (22) is fixedly connected to the bottom end of the connecting seat (21), the diameter of the boss (22) is smaller than that of the connecting seat (21), a chamfer is formed in the bottom of the boss (22), and the connecting seat (21) and the boss (22) are integrally arranged.
6. The extrusion square mouth forming die for round mouth paper cups according to claim 5, wherein a second annular groove (211) is formed in the bottom of the connecting seat (21), the second annular groove (211) is formed in an annular shape, and an included angle of the inner side wall of the second annular groove (211) is 86.5-87.5 degrees.
7. The round-mouth paper cup extrusion square-mouth forming die according to claim 1, wherein the connecting assembly (3) comprises a connecting column (31), a first connecting head (32) and a second connecting head (33), the first connecting head (32) is fixedly connected to the bottom end of the connecting column (31), the second connecting head (33) is fixedly connected to the top end of the connecting column (31), and the connecting column (31), the first connecting head (32) and the second connecting head (33) are integrally arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320984583.0U CN220297960U (en) | 2023-04-27 | 2023-04-27 | Round-mouth paper cup extrusion square-mouth forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320984583.0U CN220297960U (en) | 2023-04-27 | 2023-04-27 | Round-mouth paper cup extrusion square-mouth forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220297960U true CN220297960U (en) | 2024-01-05 |
Family
ID=89352080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320984583.0U Active CN220297960U (en) | 2023-04-27 | 2023-04-27 | Round-mouth paper cup extrusion square-mouth forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220297960U (en) |
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2023
- 2023-04-27 CN CN202320984583.0U patent/CN220297960U/en active Active
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