Circulating transmission line and equipment applied to vacuum cup production

By designing a circulating transmission line during the thermos cup production process, and using a double-layer transmission line and a lifting transmission mechanism to realize the automatic circulation of the positioning disk, the problem of manual transportation of the positioning disk in the prior art is solved, and the production cost is reduced.

CN222683449UActive Publication Date: 2025-03-28YONGKANG JIAXIN TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202421981698.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-15
Publication Date
2025-03-28
Estimated Expiration
2034-08-15

AI Technical Summary

Technical Problem

During the production process of existing thermos cups, the positioning plate cannot be automatically circulated, resulting in manual transportation and increasing production costs.

Method used

A cyclic transmission line applied to the production of thermos cups is designed, and the automatic cyclic transmission of the positioning disk is realized through the cooperation of the double-layer transmission line assembly and the lifting and lowering transmission mechanism.

Benefits of technology

The automatic circulation operation of the positioning disc is realized, which reduces the demand for manual transportation and reduces the labor cost of thermos production.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a circulating transmission line and equipment applied to vacuum cup production. The circulating transmission line comprises a feeding assembly, a transmission line assembly and a discharging assembly which are sequentially connected. The transmission line assembly is a double-layer transmission line, and the transmission directions of the two transmission lines are opposite. The plurality of positioning disc assemblies circularly move on the feeding assembly, the transmission line assembly and the discharging assembly; the feeding assembly comprises a feeding conveying mechanism and a first lifting conveying mechanism. The feeding conveying mechanism is a double-layer conveying line. The first lifting transmission mechanism can perform forward and reverse transmission and can move longitudinally; the discharging assembly comprises the second lifting conveying mechanism, a discharging conveying mechanism and a clamping structure. Through mutual cooperation of the feeding assembly, the discharging assembly and the conveying line assembly, automatic circulation operation of the multiple positioning disc assemblies is effectively achieved.
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Description

Technical Field

[0001] The utility model relates to the technical field of circulating transmission lines, and in particular to a circulating transmission line and equipment used in the production of thermos cups. Background Art

[0002] During the production process of thermos cups, in order to facilitate the transfer of the thermos cup body on the transmission line, a plurality of positioning plates are generally placed on the transmission line to support the thermos cup body; the positioning plate is used to facilitate the transfer of the thermos cup body set on the transmission line to the processing equipment through a robot for processing, and the robot then transfers the processed thermos cup body from the processing equipment back to the transmission line for transmission to the next process; since the thermos cup production equipment has more processing links, its transmission line is longer, so it is necessary to place several positioning plates on the transmission line to position the thermos cup body, so the positioning plate that has been positioned needs to be re-placed by the operator from the end of the transmission line to its head end, so special personnel are required to perform the transfer operation of the positioning plate. With the continuous increase in labor costs, the production cost of the thermos cup is increased to a certain extent; therefore, a circulating transmission line and equipment applied to the production of thermos cups are provided to solve the problem that the positioning plates cannot automatically circulate in the existing production process of thermos cups. Utility Model Content

[0003] One of the purposes of the utility model is to provide a circulation transmission line and equipment used in the production of thermos cups, so as to solve the problem that the positioning plate cannot circulate automatically in the existing production process of thermos cups.

[0004] The utility model of a circulating transmission line and equipment used in the production of thermos cups can be realized by the following technical solutions:

[0005] The utility model discloses a circulating transmission line used for the production of thermos cups, comprising a feeding assembly, a transmission line assembly and a feeding assembly which are sequentially connected; the transmission line assembly is a double-layer transmission line, and the transmission directions of the two are opposite; a plurality of positioning plate assemblies which circulate among the feeding assembly, the transmission line assembly and the feeding assembly;

[0006] The feeding assembly includes a first support frame, which is arranged on one side of the transmission line assembly; a feeding conveying mechanism and a first lifting conveying mechanism, which are respectively arranged on the first support frame and connected to the transmission line assembly in sequence, and the feeding conveying mechanism is a double-layer transmission line; the first lifting conveying mechanism can be transmitted forward and backward and can move longitudinally, and it transfers the positioning plate assembly on the lower transmission line of the feeding conveying mechanism to the upper transmission line of the feeding conveying mechanism;

[0007] Among them, the unloading assembly includes a second support frame, which is arranged on the other side of the transmission line assembly; the second lifting and transmission mechanism and the unloading conveying mechanism are respectively arranged on the second support frame in sequence, the second lifting and transmission mechanism can transmit forward and reverse and can move longitudinally, and it transfers the positioning plate assembly on the upper transmission line of the transmission line assembly to the lower transmission line of the transmission line assembly; the clamping structure movably arranged on the side of the second lifting and transmission mechanism and the unloading conveying mechanism, it clamps the insulation cup body on the second lifting and transmission mechanism and transfers it to the unloading conveying mechanism.

[0008] In one embodiment, the loading and conveying mechanism includes a mounting frame fixedly mounted on the first supporting frame; an upper transmission line body and a lower transmission line body arranged in parallel on the mounting frame.

[0009] In one embodiment, the upper transmission line body includes a transmission power device and a conveyor belt structure respectively arranged on the mounting frame; and a transmission belt respectively connected to the transmission power device and the conveyor belt structure.

[0010] In one embodiment, the first lifting transmission mechanism includes a lifting transmission line body, which is movably arranged on the first support frame and can move forward and backward, and the lifting transmission line body can be horizontally connected to the upper transmission line body and the lower transmission line body respectively; a rack fixedly arranged below the lifting transmission line body; a lifting drive device fixedly arranged in the first support frame and meshingly connected to the rack; and at least one guide structure arranged below the lifting transmission line body.

[0011] In one embodiment, the unloading conveying mechanism includes a plurality of support rods, a plurality of which are fixedly mounted on the second support frame; and a first transmission line body mounted on the plurality of support rods.

[0012] In one embodiment, the clamping structure includes a linear module, which is arranged on the side of the second lifting and transmission mechanism and the unloading conveying mechanism; and a clamping robot movably arranged on the linear module.

[0013] In one embodiment, the transmission line assembly includes a third support frame, which is connected between the loading assembly and the unloading assembly; an upper transmission line assembly and a lower transmission line assembly are arranged on the third support frame in parallel and moveably, and the transmission directions of the two are opposite.

[0014] In one embodiment, the upper transmission line assembly and the lower transmission line assembly both include a plurality of sub-transmission lines that are horizontally connected in sequence.

[0015] In one embodiment, the positioning plate assembly includes a support seat; a plurality of push rods arranged in parallel on the support seat; and a rotating plate movably arranged on the support seat and respectively passing through the plurality of push rods.

[0016] The utility model discloses a device for producing thermos cups, comprising any one of the above-mentioned circulating transmission lines.

[0017] Compared with the prior art, the utility model has the following beneficial effects of a circulating transmission line and equipment used in the production of thermos cups:

[0018] The utility model relates to a circulation transmission line and equipment used for the production of thermos cups. By respectively arranging lifting transmission mechanisms at both ends of a double-layer transmission line assembly, the two lifting transmission mechanisms cooperate with the double-layer transmission line assembly to effectively realize the automatic circulation operation of multiple positioning plate assemblies, thereby reducing the labor cost of the production of thermos cups to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a structural schematic diagram of a circulation transmission line used in the production of thermos cups of the utility model, including a feeding assembly, a unloading assembly, a transmission line assembly and a positioning plate assembly;

[0021] Figure 2 yes Figure 1 The exploded structural diagram of the feeding assembly shown includes a feeding transmission mechanism and a first lifting transmission mechanism;

[0022] Figure 3 yes Figure 2 The exploded structural diagram of the feeding and conveying mechanism is shown;

[0023] Figure 4 yes Figure 2 A schematic structural diagram of the first lifting and transmission mechanism shown;

[0024] Figure 5 yes Figure 1 The structural schematic diagram of the blanking assembly shown;

[0025] Figure 6 yes Figure 5 The exploded structural diagram of the blanking assembly shown;

[0026] Figure 7 yes Figure 1 An exploded schematic diagram of the transmission line assembly shown;

[0027] Figure 8 yes Figure 1 A schematic structural diagram of the positioning plate assembly shown;

[0028] Fig. 9 The utility model is a structural schematic diagram of a device used for producing thermos cups.

[0029] In the figure, the following are marked: 10, circulating transmission line; 11, feeding assembly; 111, first support frame; 112, feeding transmission mechanism; 1121, mounting frame; 1122, upper transmission line body; 11221, transmission power device; 11222, transmission belt; 11223, transmission belt structure; 1123, lower transmission line body; 1123, lower transmission line; 113, first lifting transmission mechanism; 1131, lifting transmission line body; 1132, rack; 1133, lifting drive device; 1134, guide structure; 11341, guide sleeve; 1134 2, guide shaft; 12, unloading assembly; 121, second support frame; 122, second lifting transmission mechanism; 123, unloading transmission mechanism; 1231, support rod; 1232, first transmission line body; 124, clamping structure; 1241, linear module; 1242, clamping manipulator; 125, control panel; 13, transmission line assembly; 131, third support frame; 132, upper transmission line assembly; 133, lower transmission line assembly; 14, positioning plate assembly; 141, support seat; 142, push rod; 143, rotating plate; 1431, limiting groove. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. The components of the embodiment of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0031] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] See also Figure 1As shown, the utility model is a circulating transmission line 10 for thermos cup production, which is mainly used in the production process of thermos cups, and includes a loading component 11, a unloading component 12, a transmission line component 13 and a plurality of positioning plate components 14; the loading component 11, the transmission line component 13 and the unloading component 12 are connected in sequence, and the transmission line component 13 is a double-layer transmission line, and the transmission directions of the two are opposite; the plurality of positioning plate components 14 can circulate in the loading component 11, the transmission line component 13 and the unloading component 12 in sequence, thereby realizing the automatic recycling of the positioning plate components 14, and there is no need for manual transfer operation of the positioning plate components 14.

[0033] See also Figure 1 and Figure 2 As shown, in this embodiment, the loading assembly 11 includes a first support frame 111, a loading conveying mechanism 112 and a first lifting conveying mechanism 113; the first support frame 111 is arranged on one side of the transmission line assembly 13; the loading conveying mechanism 112 and the first lifting conveying mechanism 113 are respectively arranged on the first support frame 111 and are connected to the transmission line assembly 13 in sequence, and the loading conveying mechanism 112 is also a double-layer transmission line, and its double-layer transmission line is respectively connected to the transmission line corresponding to the transmission line assembly 13; the first lifting conveying mechanism 113 can transmit forward and backward, and its movably arranged on the side of the loading conveying mechanism 112, and the first lifting conveying mechanism 113 transfers the positioning plate assembly 14 on the lower transmission line of the loading conveying mechanism 112 to the upper transmission line of the loading conveying mechanism 112.

[0034] See also Figure 2 and Figure 3 As shown, in this embodiment, the loading and conveying mechanism 112 includes a mounting frame 1121, an upper transmission line body 1122 and a lower transmission line body 1123; the mounting frame 1121 is fixedly arranged on the first support frame 111; the upper transmission line body 1122 and the lower transmission line body 1123 are sequentially arranged on the mounting frame 1121, and their conveying directions are opposite; the upper transmission line body 1122 and the lower transmission line body 1123 respectively perform conveying operations on the positioning plate assembly 14 arranged thereon.

[0035] See also Figure 3As shown, in this embodiment, the upper transmission line body 1122 includes a transmission power device 11221, a transmission belt 11222 and a transmission belt structure 11223; the transmission power device 11221 and the transmission belt structure 11223 are respectively arranged on the mounting frame 1121; one end of the transmission belt 11222 is transmission-connected to the transmission power device 11221, and the other end thereof is transmission-connected to the transmission belt structure 11223, and the transmission power device 11221 drives the transmission belt structure 11223 to move through the transmission belt 11222, thereby realizing the transmission operation of the positioning disk assembly 14 arranged on the transmission belt structure 11223; specifically, the transmission power device 11221 adopts a servo motor, thereby being able to improve the transmission accuracy of the upper transmission line body 1122. In this embodiment, the structure of the transmission belt structure 11223 is similar to that of the upper transmission line body 1122, so its specific structure is not repeated here.

[0036] See also Figure 2-Figure 4As shown, the first lifting transmission mechanism 113 includes a lifting transmission line main body 1131, a rack 1132, a lifting drive device 1133 and at least one guide structure 1134; the lifting transmission line main body 1131 is movably arranged on the first support frame 111 and can move forward and backward, and can be horizontally connected with the upper transmission line main body 1122 and the lower transmission line main body 1123 respectively, so that the positioning plate assembly 14 on the lower transmission line main body 1123 can be directly moved to the lifting transmission line main body 1131, and at the same time, the positioning plate assembly 14 on the lifting transmission line main body 1131 can be directly moved to the upper transmission line main body 1122; the rack 1132 is fixedly arranged below the lifting transmission line main body 1131; the lifting drive device 1133 is fixedly arranged in the first support frame 111 and is meshingly connected with the rack 1132, which drives the rack 1132 to move in the longitudinal direction, thereby driving the lifting transmission line main body 1131 to transfer the positioning plate assembly 14 on the lower transmission line main body 1123 to the upper transmission line main body 1122; at least one guide structure 1134 is arranged below the lifting transmission line main body 1131, which supports and limits the longitudinal movement of the upper transmission line main body 1122. Specifically, the structure of the lifting transmission line main body 1131 is similar to that of the upper transmission line main body 1122, so its specific structure will not be repeated here; the lifting drive device 1133 adopts a servo motor; the guide structure 1134 includes a guide sleeve 11341 and a guide shaft 11342, and the guide sleeve 11341 is fixedly arranged in the first support frame 111; the guide shaft 11342 is movably arranged in the guide sleeve 11341 and is connected to the lifting transmission line main body 1131, and the guide sleeve 11341 performs a limiting operation on the guide shaft 11342.

[0037] See also Figure 1 , Figure 5 and Figure 6As shown, in this embodiment, the unloading assembly 12 includes a second support frame 121, a second lifting and conveying mechanism 122, a unloading conveying mechanism 123, a clamping structure 124 and a control panel 125; the second support frame 121 is arranged on the other side of the transmission line assembly 13 and is opposite to the loading assembly 11; the second lifting and conveying mechanism 122 is movably arranged on the second support frame 121 and can be horizontally connected with the double-layer transmission line of the transmission line assembly 13 respectively, and it can be transmitted forward and backward, so as to facilitate the transfer of the positioning plate assembly 14 on the upper transmission line of the transmission line assembly 13 to the lower transmission line of the transmission line assembly 13; the unloading conveying mechanism 123 is fixedly arranged on the second support frame 121 and is arranged On one side of the second lifting and conveying mechanism 122, it performs unloading and conveying operations on the processed thermos cup body; the clamping structure 124 is movably arranged on the sides of the second lifting and conveying mechanism 122 and the unloading and conveying mechanism 123, and it clamps the thermos cup body on the second lifting and conveying mechanism 122 and transfers it to the unloading and conveying mechanism 123; the control panel 125 is fixedly arranged on the second support frame 121, and is electrically controlled and connected with the second lifting and conveying mechanism 122, the unloading and conveying mechanism 123, and the clamping structure 124 respectively. The control technology adopted by the control panel 125 is all existing technology, so its specific control process and adopted model will not be described here, as long as it meets the requirements of this application. Specifically, the structure of the second lifting and conveying mechanism 122 is similar to that of the first lifting and conveying mechanism 113, so its specific structure will not be described here.

[0038] See also Figure 5 and Figure 6As shown, in this embodiment, the unloading conveying mechanism 123 includes a plurality of support rods 1231 and a first transmission line body 1232; the plurality of support rods 1231 are fixedly arranged on the second support frame 121; the first transmission line body 1232 is arranged on the plurality of support rods 1231, so that the horizontal plane of the first transmission line body 1232 is flush with the horizontal plane of the upper transmission line of the transmission line assembly 13; specifically, the structure of the first transmission line body 1232 is similar to that of the upper transmission line body 1122, so its specific structure is not repeated here. The clamping structure 124 includes a linear module 1241 and a clamping robot 1242, and the linear module 1241 is arranged on the sides of the second lifting and conveying mechanism 122 and the unloading conveying mechanism 123; the clamping robot 1242 is movably arranged on the linear module 1241, and the two cooperate to clamp the thermos cup body on the second lifting and conveying mechanism 122 and transport it to the unloading conveying mechanism 123; specifically, the linear module 1241 and the clamping robot 1242 both adopt existing technologies, so their specific working processes and models adopted are not described here, as long as they meet the requirements of this application.

[0039] See also Figure 1 and Figure 7 As shown, in this embodiment, the transmission line assembly 13 includes a third support frame 131, an upper transmission line assembly 132 and a lower transmission line assembly 133; the third support frame 131 is connected and arranged between the upper material assembly 11 and the lower material assembly 12; the upper transmission line assembly 132 and the lower transmission line assembly 133 are respectively and movably arranged on the third support frame 131 in parallel and their transmission directions are opposite; one end of the upper transmission line assembly 132 is horizontally connected to the upper transmission line body 1122, and the other end thereof can be horizontally connected to the second lifting transmission mechanism 122; one end of the lower transmission line assembly 133 is horizontally connected to the lower transmission line body 1123, and the other end thereof can be horizontally connected to the second lifting transmission mechanism 122; the upper transmission line assembly 132 and the lower transmission line assembly 133 both include a plurality of sub-transmission lines horizontally connected in sequence, and the sub-transmission lines have a similar structure to the upper transmission line body 1122, so their specific structures are not repeated here.

[0040] See also Figure 1 and Figure 8As shown, the positioning plate assembly 14 includes a support seat 141, a plurality of push rods 142 and a rotating plate 143; the support seat 141 is a supporting body; a plurality of push rods 142 are arranged in parallel on the support seat 141; the rotating plate 143 is movably arranged on the support seat 141 and respectively penetrates the plurality of push rods 142, and can rotate relative to the support seat 141 under the limiting and guiding action of the plurality of push rods 142; specifically, a plurality of limiting grooves 1431 are penetrated on the rotating plate 143, and the plurality of limiting grooves 1431 are respectively movably penetrated on the corresponding push rods 142.

[0041] See also Fig. 9 As shown, the utility model is a device for producing thermos cups, comprising any one of the above-mentioned circulation transmission lines 10.

[0042] It should be noted that the specific working process of the circulating transmission line and equipment used for the production of thermos cups of the utility model is as follows: the plurality of positioning disc assemblies 14 are moved to the upper transmission line assembly 132 in turn through the upper transmission line main body 1122, and the processing equipment arranged on the side of the upper transmission line assembly 132 transfers the thermos cup body on the positioning disc assembly 14 moved to its positioning position to the processing equipment through a manipulator for processing. After the processing is completed, the thermos cup body is transferred to the corresponding positioning disc assembly 14 through a manipulator, and then the positioning disc assembly 14 with the processed thermos cup body is transferred to the second transmission line assembly 132 through the upper transmission line assembly 132. On the lifting and conveying mechanism 122, the clamping structure 124 transfers the thermos cup body on the positioning plate assembly 14 that moves to the second lifting and conveying mechanism 122 to the unloading conveying mechanism 123 for unloading operation; then the second lifting and conveying mechanism 122 descends and moves in the reverse direction to transfer the positioning plate assembly 14 thereon to the lower transmission line assembly 133, the lower transmission line main body 1123, and the first lifting and conveying mechanism 113 in sequence; then the first lifting and conveying mechanism 113 ascends and moves in the reverse direction to transfer the positioning plate assembly 14 thereon to the upper transmission line main body 1122, thereby completing the cyclic conveying operation of the positioning plate assembly 14.

[0043] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0044] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A circulating transmission line used in the production of thermos cups, characterized in that: It comprises a feeding assembly, a transmission line assembly and a feeding assembly which are sequentially connected; the transmission line assembly is a double-layer transmission line, and the transmission directions of the two are opposite; a plurality of positioning plate assemblies which circulate on the feeding assembly, the transmission line assembly and the feeding assembly; The feeding assembly includes a first support frame, which is arranged on one side of the transmission line assembly; a feeding conveying mechanism and a first lifting conveying mechanism, which are respectively arranged on the first support frame and connected to the transmission line assembly in sequence, and the feeding conveying mechanism is a double-layer transmission line; the first lifting conveying mechanism can be transmitted forward and backward and can move longitudinally, and it transfers the positioning plate assembly on the lower transmission line of the feeding conveying mechanism to the upper transmission line of the feeding conveying mechanism; Among them, the unloading assembly includes a second support frame, which is arranged on the other side of the transmission line assembly; a second lifting and transmission mechanism and a unloading conveying mechanism are respectively arranged on the second support frame in sequence, the second lifting and transmission mechanism can transmit forward and reverse and can move longitudinally, and it transfers the positioning plate assembly on the upper transmission line of the transmission line assembly to the lower transmission line of the transmission line assembly; a clamping structure movably arranged on the side of the second lifting and transmission mechanism and the unloading conveying mechanism, which clamps the thermos cup body on the second lifting and transmission mechanism and transfers it to the unloading conveying mechanism.

2. The circulating transmission line used for the production of thermos cups according to claim 1 is characterized in that: The loading and conveying mechanism comprises a mounting frame fixedly arranged on the first supporting frame; an upper transmission line body and a lower transmission line body arranged in parallel on the mounting frame.

3. The circulating transmission line used for the production of thermos cups according to claim 2 is characterized in that: The upper transmission line body comprises a transmission power device and a conveyor belt structure respectively arranged on the mounting frame; and a transmission belt respectively connected to the transmission power device and the conveyor belt structure.

4. The circulating transmission line used for the production of thermos cups according to claim 2 is characterized in that: The first lifting transmission mechanism includes a lifting transmission line main body, which is movably arranged on the first supporting frame and can move forward and backward, and the lifting transmission line main body can be horizontally connected with the upper transmission line main body and the lower transmission line main body respectively; a rack fixedly arranged below the lifting transmission line main body; a lifting drive device fixedly arranged in the first supporting frame and meshingly connected with the rack; and at least one guide structure arranged below the lifting transmission line main body.

5. The circulating transmission line used for the production of thermos cups according to claim 1 is characterized in that: The unloading conveying mechanism comprises a plurality of support rods, a plurality of which are fixedly arranged on the second support frame; and a first transmission line body arranged on the plurality of support rods.

6. The circulating transmission line used for the production of thermos cups according to claim 1 is characterized in that: The clamping structure comprises a linear module, which is arranged on the side of the second lifting and conveying mechanism and the unloading and conveying mechanism; and a clamping robot movably arranged on the linear module.

7. The circulating transmission line used for the production of thermos cups according to claim 1 is characterized in that: The transmission line assembly comprises a third support frame, which is connected between the loading assembly and the unloading assembly; an upper transmission line assembly and a lower transmission line assembly are arranged on the third support frame in parallel and moveably, and the transmission directions of the two are opposite.

8. The circulating transmission line used for the production of thermos cups according to claim 7 is characterized in that: The upper transmission line assembly and the lower transmission line assembly both include a plurality of sub-transmission lines that are horizontally connected in sequence.

9. The circulating transmission line used for the production of thermos cups according to claim 1, characterized in that: The positioning plate assembly comprises a support seat; a plurality of push rods arranged in parallel on the support seat; and a rotating plate movably arranged on the support seat and respectively passing through the plurality of push rods.

10. A device used in the production of thermos cups, characterized in that: A loop transmission line comprising any one of claims 1 to 9.