Cup body thermal forming device and edible cup body

Abstract

The utility model discloses a cup body thermal forming device and an edible cup body, and the cup body thermal forming device comprises an upper die and a lower die, the lower die body is provided with a columnar cavity with an upper opening; the columnar cavity is matched with the upper die; when the upper die is arranged in the lower die body, a cup-shaped cavity is formed between the upper die and the lower die body; when the upper die is arranged in the lower die body, the upper die is sleeved with the die core, and a gap is formed between the upper die and the inner wall of the die core. The mold core at least comprises an upper mold core and a lower mold core; the sealing bottom is connected with the bottom of the lower mold core to form a cup-shaped bottom cavity; when the upper die core is attached to the lower die core, a gap is formed between the annular outer wall protruding part and the lower portion of the upper die core. A transverse air channel is further formed in the annular inner wall protruding part; the transverse air channel penetrates through the annular inner wall protruding part. A longitudinal air passage is formed in the inner wall of the annular outer wall lug boss; the transverse air passage is communicated with the longitudinal air passage; a vent hole is formed in the side wall of the lower die body and is communicated with the longitudinal air passage.

Description

Technical Field

[0001] The utility model relates to the technical field of cups, in particular to a cup body thermoforming device and an edible cup body. Background Art

[0002] The popularity of paper cups and plastic cups has brought great convenience to people. While paper cups and plastic cups bring convenience to people, they also cause great pressure on environmental pollution. With the awakening of environmental awareness, there is an urgent need for a degradable cup body, or even an edible cup body, to replace paper cups and plastic cups to reduce environmental pressure. How to make a degradable or edible cup body has become a technical problem that needs to be solved in the industry. Summary of the invention

[0003] In order to at least solve the above technical problems, the purpose of the utility model is to provide a cup body thermoforming device that can prepare an edible cup body.

[0004] In order to achieve the above-mentioned purpose, the cup body thermoforming device provided by the utility model comprises:

[0005] Upper and lower dies;

[0006] The upper die is a columnar structure with an upper diameter not less than a lower diameter;

[0007] A heating component and a temperature detection component are provided in the upper mold;

[0008] The lower mold includes a lower mold body;

[0009] The lower mold body is provided with a columnar cavity with an upper opening, and the upper diameter of the columnar cavity is not less than the lower diameter thereof;

[0010] The cylindrical chamber matches the upper die;

[0011] When the upper die is placed in the lower die body, a cup-shaped cavity is formed between the upper die and the lower die body;

[0012] The lower mold body is also provided with a plurality of mold cores and a bottom cover;

[0013] The mold core is ring-shaped;

[0014] When the upper mold is built into the lower mold body, the mold core is sleeved outside the upper mold, and a gap is provided between the inner wall of the upper mold and the mold core;

[0015] Multiple mold cores are stacked up and down in the columnar cavity;

[0016] The mold core at least includes an upper mold core and a lower mold core;

[0017] The upper mold core is arranged on the upper part of the lower mold core;

[0018] The bottom cover is connected to the bottom of the lower mold core to form a cup-shaped bottom chamber;

[0019] The bottom of the inner wall of the upper mold core is provided with an annular inner wall protrusion;

[0020] An annular outer wall protrusion is provided on the upper portion of the outer wall of the lower mold core;

[0021] When the upper mold core fits with the lower mold core, the annular inner wall protrusion fits with the upper part of the lower mold core, and a gap is provided between the annular outer wall protrusion and the lower part of the upper mold core;

[0022] A transverse airway is also provided on the raised portion of the annular inner wall;

[0023] The transverse airway penetrates the raised portion of the annular inner wall;

[0024] The inner wall of the raised portion of the annular outer wall is provided with a longitudinal air passage;

[0025] The transverse airways communicate with the longitudinal airways;

[0026] The side wall of the lower mold body is provided with a vent hole which is communicated with the longitudinal airway.

[0027] Furthermore, the inner diameter of the upper mold core is not less than the inner diameter of the lower mold core.

[0028] Further, the lateral airway includes a plurality of;

[0029] The transverse airway penetrates through the annular inner wall protrusion.

[0030] Furthermore, a plurality of transverse airways are distributed at equal intervals on the raised portion of the annular inner wall.

[0031] Furthermore, the longitudinal airway includes a plurality of airways.

[0032] Furthermore, a plurality of longitudinal air passages are distributed at equal intervals on the raised portion of the annular outer wall.

[0033] Furthermore, an annular notch is provided on the outer side of the raised portion of the annular inner wall, and the transverse airway is connected to the longitudinal airway through the annular notch.

[0034] Furthermore, the lower die also includes: a lower die fixing ring;

[0035] The lower mold fixing ring is used to fix the mold core in the lower mold body.

[0036] Furthermore, it also includes: a guide rail, a slider and a push rod;

[0037] The guide rail is parallel to the center axis of the upper die;

[0038] The slide block is connected to the upper die;

[0039] The slider moves along the guide rail;

[0040] The push rod is connected to the slider, and the push rod pushes the slider to move.

[0041] Further, the upper end of the upper die is connected with a positioning portion;

[0042] The positioning part includes a positioning pin;

[0043] A positioning hole is provided on the upper part of the lower mold body;

[0044] The locating pins match the locating holes.

[0045] In order to achieve the above-mentioned purpose, the present application also provides an edible cup body, which is prepared by using the above-mentioned cup body thermoforming device.

[0046] The cup body thermoforming device of the embodiment of the present application comprises: an upper mold and a lower mold; the upper mold is a columnar structure with an upper diameter not less than a lower diameter; a heating component and a temperature detection component are arranged in the upper mold; the lower mold comprises a lower mold body; the lower mold body is provided with a columnar cavity with an upper opening, and the upper diameter of the columnar cavity is not less than its lower diameter; the columnar cavity matches the upper mold; when the upper mold is placed in the lower mold body, a cup-shaped cavity is formed between the upper mold and the lower mold body; a plurality of mold cores and a bottom cover are also arranged in the lower mold body; the mold core is annular; when the upper mold is built into the lower mold body, the mold core is sleeved outside the upper mold, and a gap is arranged between the inner wall of the upper mold and the mold core; a plurality of mold cores are stacked up and down in the column shaped chamber; the mold core at least includes an upper mold core and a lower mold core; the upper mold core is arranged on the upper part of the lower mold core; the bottom cover is connected with the bottom of the lower mold core to form a cup-shaped bottom chamber; the bottom of the inner wall of the upper mold core is provided with an annular inner wall protrusion; the upper part of the outer wall of the lower mold core is provided with an annular outer wall protrusion; when the upper mold core and the lower mold core are fitted together, the annular inner wall protrusion is fitted with the upper part of the lower mold core, and a gap is provided between the annular outer wall protrusion and the lower part of the upper mold core; a transverse airway is also provided on the annular inner wall protrusion; the transverse airway passes through the annular inner wall protrusion; the inner wall of the annular outer wall protrusion is provided with a longitudinal airway; the transverse airway is connected with the longitudinal airway; the side wall of the lower mold body is provided with an air vent, and the air vent is connected with the longitudinal airway. Edible raw materials are used to make the cup body edible, avoiding the environmental pollution caused by existing paper cups and plastic cups; through the design of connecting the horizontal airway, the longitudinal airway and the air vents on the lower mold body, the gas generated by the cup body during the heating and making process is discharged out of the lower mold body, avoiding the hollow phenomenon of the cup body caused by bubbles, thereby ensuring the quality of the cup body. BRIEF DESCRIPTION OF THE DRAWINGS

[0047] The accompanying drawings are used to provide further understanding of the present application and constitute a part of the specification. Together with the embodiments of the present application, they are used to explain the present application and do not constitute a limitation of the present application.

[0048] In the attached picture:

[0049] Figure 1 is a schematic structural diagram of a cup body thermoforming device according to an embodiment of the present application;

[0050] Figure 2 This is a schematic diagram of the exploded structure of the lower mold of an embodiment of the present application;

[0051] Figure 3 a in the figure is a perspective of a cross-sectional view of the lower mold along the central axis of the embodiment of the present application;

[0052] Figure 3 Reference b is another viewing angle of the cross-sectional view of the lower mold along the central axis of the embodiment of the present application.

[0053] Description of reference numerals:

[0054] 101-lower mold; 102-upper mold; 103-slider; 104-guide rail; 105-base; 106-locating pin; 107-heat insulation board; 108-fixing plate; 109-push rod; 110-locating hole; 201-lower mold fixing ring; 202-first mold core; 203-second mold core; 204-third mold core; 205-bottom cover; 206-lower mold body; 207-pad; 208-vent; 301-transverse airway; 302-longitudinal airway; 303-annular inner wall protrusion; 304-annular outer wall protrusion. DETAILED DESCRIPTION

[0055] The embodiments of the present application will be described in more detail below with reference to the accompanying drawings. Although certain embodiments of the present application are shown in the accompanying drawings, it should be understood that the present application can be implemented in various forms and should not be construed as being limited to the embodiments described herein. Instead, these embodiments are provided to provide a more thorough and complete understanding of the present application. It should be understood that the drawings and embodiments of the present application are only for exemplary purposes and are not intended to limit the scope of protection of the present application.

[0056] It should be understood that the various steps described in the method implementation of the present application can be performed in different orders and / or performed in parallel. In addition, the method implementation may include additional steps and / or omit the steps shown. The scope of the present application is not limited in this respect.

[0057] The term "including" and its variations used herein are open inclusions, i.e., "including but not limited to". The term "based on" means "based at least in part on". The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments". The relevant definitions of other terms will be given in the following description.

[0058] It should be noted that the modifications of "one" and "plurality" mentioned in this application are illustrative rather than restrictive, and those skilled in the art should understand that unless otherwise clearly indicated in the context, it should be understood as "one or more". "Plurality" should be understood as two or more.

[0059] Hereinafter, embodiments of the present application will be described in detail with reference to the accompanying drawings.

[0060] The cup body thermoforming device provided in the embodiment of the utility model comprises:

[0061] Upper and lower dies;

[0062] The upper die is a columnar structure with an upper diameter not less than a lower diameter;

[0063] A heating component and a temperature detection component are provided in the upper mold;

[0064] The lower mold includes a lower mold body;

[0065] The lower mold body is provided with a columnar cavity with an upper opening, and the upper diameter of the columnar cavity is not less than the lower diameter thereof;

[0066] The cylindrical chamber matches the upper die;

[0067] When the upper die is placed in the lower die body, a cup-shaped cavity is formed between the upper die and the lower die body;

[0068] The lower mold body is also provided with a plurality of mold cores and a bottom cover;

[0069] The mold core is ring-shaped;

[0070] When the upper mold is built into the lower mold body, the mold core is sleeved outside the upper mold, and a gap is provided between the inner wall of the upper mold and the mold core;

[0071] Multiple mold cores are stacked up and down in the cylindrical cavity;

[0072] The mold core at least includes an upper mold core and a lower mold core;

[0073] The upper mold core is arranged on the upper part of the lower mold core;

[0074] The bottom cover is connected to the bottom of the lower mold core to form a cup-shaped bottom chamber;

[0075] The bottom of the inner wall of the upper mold core is provided with an annular inner wall protrusion;

[0076] An annular outer wall protrusion is provided on the upper portion of the outer wall of the lower mold core;

[0077] When the upper mold core fits with the lower mold core, the annular inner wall protrusion fits with the upper part of the lower mold core, and a gap is provided between the annular outer wall protrusion and the lower part of the upper mold core;

[0078] A transverse airway is also provided on the raised portion of the annular inner wall;

[0079] The transverse airway penetrates the raised portion of the annular inner wall;

[0080] The inner wall of the raised portion of the annular outer wall is provided with a longitudinal air passage;

[0081] The transverse airways communicate with the longitudinal airways;

[0082] The side wall of the lower mold body is provided with a vent hole which is communicated with the longitudinal airway.

[0083] Example 1

[0084] Figure 1 is a schematic diagram of the structure of a cup body thermoforming device according to an embodiment of the present application, Figure 2 is a schematic diagram of the exploded structure of the lower mold of an embodiment of the present application, Figure 3 a in the figure is a perspective of a cross-sectional view of the lower mold along the central axis of the embodiment of the present application, Figure 3 Reference b is another viewing angle of the cross-sectional view of the lower mold along the central axis of the embodiment of the present application.

[0085] The cup body thermoforming device of the embodiment of the present application is used to make an edible cup body or a degradable cup body, and the cup body can be used to hold liquids, such as coffee, juice, milk tea, etc.

[0086] In an exemplary embodiment, the cup body thermoforming device of the embodiment of the present application includes an upper mold 102 and a lower mold 101 .

[0087] In an exemplary embodiment, when the cup body thermoforming device of the embodiment of the present application is in use, a degradable or edible raw material, for example, when the edible raw material is dough, the dough is placed in the lower mold 101, and a degradable cup body or an edible cup body is prepared by the cooperation of the upper mold 102 and the lower mold 101.

[0088] In an exemplary embodiment, the upper mold 102 is a columnar structure with an upper diameter not less than a lower diameter. The upper mold 102 may be a cylindrical structure or a conical structure with a thick upper portion and a thin lower portion as required.

[0089] In an exemplary embodiment, a heating component and a temperature detection component are disposed in the upper mold 102 .

[0090] In an exemplary embodiment, the heating component in the upper mold 102 may be a heating block or a heating rod.

[0091] In an exemplary embodiment, the temperature detection component is, for example, a temperature sensor.

[0092] In an exemplary embodiment, the lower mold 101 includes a lower mold body 206 .

[0093] In an exemplary embodiment, the lower mold body 206 is provided with a cylindrical cavity with an upper opening.

[0094] In an exemplary embodiment, the upper diameter of the cylindrical chamber is not smaller than the lower diameter thereof.

[0095] In an exemplary embodiment, the cylindrical cavity matches the upper mold 102 .

[0096] In an exemplary embodiment, when the upper mold 102 is placed in the lower mold body 206, a cup-shaped cavity is formed between the upper mold 102 and the lower mold body 206, that is, the dough is extruded and heated and dried into a cup body in the cup-shaped cavity.

[0097] In an exemplary embodiment, a plurality of mold cores and a bottom cover 205 are further disposed in the lower mold body 206 .

[0098] In an exemplary embodiment, the mold core is ring-shaped.

[0099] In an exemplary embodiment, the number of mold cores is set as needed, for example, 2-4.

[0100] In an exemplary embodiment, when the upper mold 102 is built into the lower mold body 206 , the mold core is sleeved outside the upper mold 102 , that is, when the upper mold 102 is built into the lower mold body 206 , the upper mold 102 penetrates the mold core.

[0101] In an exemplary embodiment, a gap is provided between the upper mold 102 and the inner wall of the mold core, and the gap is a part of the cup-shaped cavity.

[0102] In an exemplary embodiment, a plurality of mold cores are stacked up and down in a columnar cavity, and the plurality of mold cores are connected in series in upper and lower layers, for example.

[0103] In an exemplary embodiment, the mold core includes at least an upper mold core and a lower mold core; for example, when there are only two mold cores, the mold core is divided into an upper mold core and a lower mold core.

[0104] In an exemplary embodiment, the upper mold core is disposed on an upper portion of the lower mold core.

[0105] In an exemplary embodiment, the bottom cover 205 is connected to the bottom of the lower mold core to form a cup-shaped bottom cavity, or it can be understood that the bottom cover 205 is connected to the bottom of the lower mold core to form the bottom of the cup-shaped cavity.

[0106] In an exemplary embodiment, the bottom cover 205 may be a flat bottom or a convex bottom as required.

[0107] In an exemplary embodiment, the bottom cover 205 is connected to the bottom of the lower mold body 206 .

[0108] In an exemplary embodiment, an annular inner wall protrusion 303 is provided at the bottom of the inner wall of the upper mold core.

[0109] In an exemplary embodiment, an annular outer wall protrusion 304 is provided on the upper portion of the outer wall of the lower mold core.

[0110] In an exemplary embodiment, when the upper mold core is fitted with the lower mold core, the annular inner wall protrusion 303 is fitted with the upper portion of the lower mold core, and a gap is provided between the annular outer wall protrusion 304 and the lower portion of the upper mold core.

[0111] In an exemplary embodiment, a transverse air passage 301 is further provided on the annular inner wall protrusion 303 .

[0112] In an exemplary embodiment, the transverse air passage 301 penetrates the annular inner wall protrusion 303 .

[0113] In an exemplary embodiment, the transverse air channel 301 includes a plurality of transverse air channels 301 .

[0114] In an exemplary embodiment, a plurality of transverse air passages 301 are distributed on the annular inner wall protrusion 303 at equal intervals.

[0115] In an exemplary embodiment, the transverse air channel 301 is connected to the longitudinal air channel 302 .

[0116] In an exemplary embodiment, an annular notch is provided on the outer side of the annular inner wall protrusion 303 , for example, the outer side of the annular inner wall protrusion 303 is chamfered.

[0117] In an exemplary embodiment, the transverse air passage 301 is connected to the longitudinal air passage 302 via an annular gap.

[0118] In an exemplary embodiment, a plurality of vent holes 208 are disposed on the side wall of the lower mold body 206 .

[0119] In an exemplary embodiment, the vent hole 208 is in communication with the longitudinal air passage 302 .

[0120] In an exemplary embodiment, the longitudinal air passage 302 includes a plurality of longitudinal air passages 302 .

[0121] In an exemplary embodiment, the longitudinal air channel 302 is disposed parallel to the central axis of the upper mold.

[0122] In an exemplary embodiment, the plurality of longitudinal air passages 302 are distributed at equal intervals on the annular outer wall protrusion 304 .

[0123] In an exemplary embodiment, as required, the transverse air channel 301 and the longitudinal air channel 302 are perpendicular to each other.

[0124] In an exemplary embodiment, the inner diameter of the upper mold core is not smaller than the inner diameter of the lower mold core.

[0125] In an exemplary embodiment, when there are two mold cores, the mold cores are divided into an upper mold core and a lower mold core, and the lower mold core is connected to the bottom cover 205; and when there are three mold cores, such as Figure 2 , Figure 3 a in and Figure 3 As shown in b, at this time, the upper mold core is the first mold core 202, the lower mold core is the third mold core 204, and the second mold core 203 is provided between the upper mold core and the lower mold core.

[0126] In an exemplary embodiment, when there are three mold cores, the connection relationship between the first mold core 202 and the second mold core 203 and the connection relationship between the second mold core 203 and the third mold core 204 are equivalent to the connection relationship between the upper mold core and the lower mold core, that is, they are both connected to the vent hole 208 on the lower mold body 206 through the transverse air channel 301 and the longitudinal air channel 302.

[0127] In an exemplary embodiment, the design of connecting the transverse air channel 301, the longitudinal air channel 302 and the vent hole 208 on the lower mold body 206 allows the gas generated by the cup body during the heating process to be discharged out of the lower mold body 101, thereby avoiding the occurrence of a hollow cup body due to bubbles, thereby ensuring the quality of the cup body; if the cup body becomes hollow due to bubbles, it will cause defects in the cup body, and the cup body will not be able to hold liquid.

[0128] In an exemplary embodiment, the lower mold 101 further includes a lower mold fixing ring 201 .

[0129] In an exemplary embodiment, the lower mold fixing ring 201 is used to fix the mold core in the lower mold body 206 .

[0130] In an exemplary embodiment, Figure 2 As shown, when there are three mold cores, the upper inner wall of the top mold core, i.e., the first mold core 202, is provided with a first mold core inner wall protrusion, and the lower mold fixing ring 201 is sleeved on the outer layer of the first mold core inner wall protrusion, thereby fixing the mold core in the lower mold 101.

[0131] In an exemplary embodiment, as required, the lower mold fixing ring 201 is connected to the lower mold body 206 by fixing bolts.

[0132] In an exemplary embodiment, the lower mold body 206 is further provided with a positioning hole 110 .

[0133] In an exemplary embodiment, a positioning portion is provided at the upper end of the upper mold 102 .

[0134] In an exemplary embodiment, the outer side of the positioning portion includes a positioning pin 106 .

[0135] In an exemplary embodiment, the positioning pin 106 matches the positioning hole 110 to avoid position deviation when the upper mold 102 and the lower mold 101 are matched and work.

[0136] In an exemplary embodiment, a heat insulation plate 107 is provided at the upper end of the positioning portion.

[0137] In an exemplary embodiment, a fixing plate 108 is disposed on the upper portion of the heat insulation plate 107 .

[0138] In an exemplary embodiment, the cup body thermoforming device of the embodiment of the present application further includes: a guide rail 104 , a slider 103 and a push rod 109 .

[0139] In an exemplary embodiment, the guide rail 104 is parallel to the central axis of the upper mold 102 .

[0140] In an exemplary embodiment, the slider 103 is connected to the upper mold 102 , and the slider 103 may be connected to the upper mold 102 via a fixing plate 108 as needed.

[0141] In an exemplary embodiment, the slider 103 moves along the guide rail 104 , for example, the slider 103 moves in an up-and-down direction relative to the lower mold 101 along the guide rail 104 .

[0142] In an exemplary embodiment, the push rod 109 is connected to the slider 103 , and the push rod 109 pushes the slider 103 to move.

[0143] In an exemplary embodiment, the fixing plate 108 is connected to the slider 103 .

[0144] In an exemplary embodiment, the push rod 109 may also be directly connected to the fixing plate 108 as needed.

[0145] In an exemplary embodiment, there are two guide rails 104 .

[0146] In an exemplary embodiment, the number of the sliders 103 is the same as the number of the guide rails 104 .

[0147] In an exemplary embodiment, the upper mold 102 is disposed on one side of a line connecting two guide rails 104 .

[0148] In an exemplary embodiment, the lower mold 101 may also be provided with a heating unit as required.

[0149] In an exemplary embodiment, the cup body thermoforming device of the embodiment of the present application further includes: a control module.

[0150] In an exemplary embodiment, the control module is used to control the heating time and the heating power.

[0151] In an exemplary embodiment, the control module may also be used to control the moving distance of the upper mold 102 relative to the lower mold 101 .

[0152] In an exemplary embodiment, the lower mold 101 can be fixedly disposed on the cushion block 207 as required.

[0153] In an exemplary embodiment, the cup body thermoforming device of the embodiment of the present application further includes: a base 105 .

[0154] In an exemplary embodiment, the spacer block 207 and the guide rail 104 are both disposed on the base 105 .

[0155] In an exemplary embodiment, optionally, a shell is also included, that is, the outer layer of the cup body thermoforming device of the embodiment of the present application is provided with a shell, or it can be understood that the shell completely wraps up the cup body thermoforming device of the embodiment of the present application, and the guide rail 104 is arranged on the inner wall of the shell, and at this time, the guide rail 104 is not directly connected to the base 105.

[0156] In an exemplary embodiment, the cup body thermoforming device of the embodiment of the present application further includes: a support rod.

[0157] In an exemplary embodiment, the support rod is fixed to the base 105 .

[0158] In an exemplary embodiment, the push rod 109 is connected to the support rod via a pushing mechanism.

[0159] Example 2

[0160] Embodiment 2 of the present application is a control method of the cup body thermoforming device of the above embodiment.

[0161] In an exemplary embodiment, the prepared cup body raw materials, such as cake blanks or dough, are placed in the cavity of the lower mold; the heating power and the required heating time are set; the upper mold is controlled to move toward the lower mold until the upper mold is completely placed in the lower mold, and after the preset heating time is over, the upper mold moves away from the lower mold, that is, the demolding action is performed; after the upper mold is completely separated from the cavity of the lower mold, the cup body can be taken out.

[0162] In an exemplary embodiment, the cup body prepared by the control method of the cup body thermoforming device of the embodiment of the present application is an edible cup body or a degradable cup body.

[0163] Example 3

[0164] Embodiment 3 of the present application is an edible cup body.

[0165] In an exemplary embodiment, the edible cup body of the embodiment of the present application is prepared by using the cup body thermoforming device of the above embodiment.

[0166] In an exemplary embodiment, the cup body of the embodiment of the present application is prepared by the control method of the cup body thermoforming device of the above embodiment.

[0167] In an exemplary embodiment, the edible cup body of the embodiment of the present application uses edible dough as a raw material, that is, the cup body of the embodiment of the present application is edible.

[0168] In an exemplary embodiment, as needed, the raw material for making the cup body of the embodiment of the present application can be a degradable raw material, that is, the cup body is degradable.

[0169] Although the implementation methods disclosed in the utility model are as above, the content is only an implementation method adopted to facilitate the understanding of the utility model, and is not used to limit the utility model. Any technician in the field to which the utility model belongs can make any modifications and changes in the form and details of implementation without departing from the spirit and scope disclosed in the utility model, but the scope of patent protection of the utility model shall still be based on the scope defined in the attached claims.

Claims

1. A cup body thermoforming device, characterized in that: include: Upper and lower dies; The upper die is a columnar structure with an upper diameter not less than a lower diameter; A heating component and a temperature detection component are provided in the upper mold; The lower mold includes a lower mold body; The lower mold body is provided with a columnar cavity with an upper opening, and the upper diameter of the columnar cavity is not less than the lower diameter thereof; The columnar chamber matches the upper mold; When the upper mold is placed in the lower mold body, a cup-shaped cavity is formed between the upper mold and the lower mold body; The lower mold body is also provided with a plurality of mold cores and a bottom cover; The mold core is annular; When the upper mold is built into the lower mold body, the mold core is sleeved outside the upper mold, and a gap is provided between the inner wall of the upper mold and the mold core; A plurality of mold cores are stacked up and down in the columnar cavity; The mold core at least includes an upper mold core and a lower mold core; The upper mold core is arranged on the upper part of the lower mold core; The bottom cover is connected to the bottom of the lower mold core to form a cup-shaped bottom chamber; The bottom of the inner wall of the upper mold core is provided with an annular inner wall protrusion; An annular outer wall protrusion is provided on the upper portion of the outer wall of the lower mold core; When the upper mold core is fitted with the lower mold core, the annular inner wall protrusion is fitted with the upper part of the lower mold core, and a gap is provided between the annular outer wall protrusion and the lower part of the upper mold core; The raised portion of the annular inner wall is also provided with a transverse airway; The transverse airway passes through the annular inner wall protrusion; The inner wall of the annular outer wall protrusion is provided with a longitudinal airway; The transverse airway is in communication with the longitudinal airway; The side wall of the lower mold body is provided with a vent hole, and the vent hole is connected with the longitudinal air channel.

2. The cup body thermoforming device according to claim 1, characterized in that: The inner diameter of the upper mold core is not less than the inner diameter of the lower mold core.

3. The cup body thermoforming device according to claim 1, characterized in that: The transverse airway includes a plurality of; The transverse air passage passes through the annular inner wall protrusion.

4. The cup body thermoforming device according to claim 3, characterized in that: The plurality of transverse airways are distributed at equal intervals on the annular inner wall protrusion.

5. The cup body thermoforming device according to claim 4, characterized in that: The longitudinal air passage comprises a plurality of air passages.

6. The cup body thermoforming device according to claim 5, characterized in that: The plurality of longitudinal air passages are distributed at equal intervals on the raised portion of the annular outer wall.

7. The cup body thermoforming device according to claim 6, characterized in that: An annular notch is provided on the outer side of the annular inner wall protrusion, and the transverse airway is connected with the longitudinal airway through the annular notch.

8. The cup body thermoforming device according to claim 7, characterized in that: The lower die also includes: a lower die fixing ring; The lower mold fixing ring is used to fix the mold core in the lower mold body.

9. The cup body thermoforming device according to claim 1, characterized in that: Also includes: guide rails, sliders and push rods; The guide rail is parallel to the central axis of the upper mold; The slide block is connected to the upper die; The slider moves along the guide rail; The push rod is connected to the slider, and the push rod pushes the slider to move.

10. The cup body thermoforming device according to claim 1, characterized in that: The upper end of the upper mold is connected with a positioning portion; The positioning portion includes a positioning pin; A positioning hole is provided on the upper portion of the lower mold body; The positioning pin matches the positioning hole.

11. An edible cup body, characterized in that: The cup is prepared by using the cup body thermoforming device described in any one of claims 1 to 10.

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