A paper straw forming device

Abstract

The utility model relates to straw manufacturing technical field discloses a paper straw forming device, including first forming subassembly, it includes forming rod, the forming groove is opened to the forming rod, the forming rod can rotate around its own axle center, second forming subassembly, including have the rod groove, the rod groove is located the below of forming rod, the rod groove is configured as can along vertical direction remove, one side of the membrane paper is transported to the forming rod and is clamped into the forming groove, the rod groove removes to the below of forming rod along vertical direction, the forming rod is located the rod groove and does not contact the rod groove, the forming rod rotates a circle and completes straw forming, and the straw will not be damaged because of long time of bubble water.

Description

Technical Field

[0001] This utility model relates to the field of straw manufacturing technology, and in particular to a paper straw forming device. Background Technology

[0002] Straws are widely used as a drinking tool. Traditional straws are made of plastic, which is not environmentally friendly. Paper straws, which replace plastic straws, are more environmentally friendly. Existing paper straws are spiral-wound straws, as disclosed in patent CN110623503A. When these spiral-wound straws are soaked in water for a long time, they will loosen and unravel. When the user drinks water again, the part that was soaked in water has loosened and unraveled, which seriously affects the user's ability to drink water. Utility Model Content

[0003] Based on the above, the purpose of this utility model is to provide a paper straw forming device with high forming efficiency and the straw will not be damaged due to prolonged soaking in water.

[0004] To achieve the above objectives, the present invention adopts the following technical solution: This utility model provides a paper straw forming device, comprising: The first molding component includes a molding rod with a molding groove, and the molding rod is rotatable about its own axis. The second forming component includes a rod groove located below the forming rod, the rod groove being configured to move in a vertical direction; One side of the coated paper is conveyed to the forming rod and inserted into the forming groove. The groove moves vertically to below the forming rod. The forming rod is located in the groove and does not contact the groove. The forming rod rotates one revolution to complete the straw forming.

[0005] Furthermore, the first molding assembly also includes a first molding drive unit, the output end of which is connected to the molding rod.

[0006] Furthermore, the first molding component also includes a first molding support base, on which a first molding connecting shaft is rotatably disposed, and one end of the first molding connecting shaft is connected to the molding rod; The first molding drive unit includes a first molding drive motor, the output end of the first molding drive motor is provided with a first molding drive wheel, the other end of the first molding connecting shaft is connected to a first molding follower wheel, and a first molding belt is sleeved between the first molding drive wheel and the first molding follower wheel.

[0007] Furthermore, a tapered groove is provided on the inner side of the first forming connecting shaft near the forming rod, an external thread is provided on the outer layer of the first forming connecting shaft, a tapered block is connected to one end of the forming rod, the tapered block can be inserted into the tapered groove, and a connecting cap is sleeved on the outer side of the tapered block; The connecting cap is provided with an internal thread, and the connecting cap can be threadedly connected to the first forming connecting shaft, so that the conical block is locked and fixed in the conical groove, thus completing the installation of the forming rod.

[0008] Furthermore, a counting turntable is provided on the side of the first molding connecting shaft near the first molding follower wheel, and a counting groove is provided on the counting turntable. A counting switch is also provided on the first molding support base, and the counting switch is located below the counting turntable.

[0009] Furthermore, the second molding component also includes a second molding drive unit, the output end of which is provided with a molding limit block, and the top of the molding limit block is provided with the molding groove.

[0010] Furthermore, the second molding drive unit includes a second molding mounting plate, on which a second molding drive motor and a second molding slide rail are provided. A second molding slider is slidably provided on the second molding slide rail. A second molding threaded rod is also rotatably provided on the second molding mounting plate. A second molding slide plate is threadedly connected to the second molding threaded rod. A second molding connecting plate is connected to the second molding slide plate. The molding limiting block is connected to the top of the second molding connecting plate. The output end of the second molding drive motor is provided with a second molding drive wheel, one end of the second molding threaded rod is provided with a second molding follower wheel, and a second molding belt is sleeved between the second molding drive wheel and the second molding follower wheel.

[0011] The beneficial effects of this utility model are as follows: This invention provides a paper straw forming device. One side of the coated paper is conveyed to the forming rod and inserted into the forming groove. Then the forming rod rotates and engages with the groove. When the forming rod rotates, the coated paper will be rolled around the outer circumference of the forming rod to form a straw. Then, the straw is welded by an external ultrasonic welding device. The forming efficiency is high and the straw will not be damaged due to prolonged soaking in water. Attached Figure Description

[0012] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments of this utility model will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on the content of the embodiments of this utility model and these drawings without creative effort.

[0013] Figure 1 A schematic diagram of a paper straw forming device provided in an embodiment of this utility model; Figure 2 This is a schematic diagram of the structure of the first molding component provided in an embodiment of the present utility model; Figure 3 A cross-sectional structural schematic diagram of the first molding component provided in an embodiment of this utility model; Figure 4 This is a schematic diagram of the structure of the second molding component provided in an embodiment of the present utility model; Figure 5 This is a side view of the straw provided in an embodiment of the present invention.

[0014] In the picture: 1. First molding assembly; 11. Molding rod; 111. Molding groove; 12. First molding drive unit; 121. First molding drive motor; 122. First molding drive wheel; 123. First molding follower wheel; 124. First molding belt; 13. First molding support base; 14. First molding connecting shaft; 141. Conical groove; 15. Conical block; 16. Connecting cap; 17. Counting turntable; 171. Counting groove; 18. Counting switch; 2. Second molding assembly; 21. Rod groove; 22. Second molding drive unit; 221. Second molding drive motor; 222. Second molding drive wheel; 223. Second molding follower wheel; 224. Second molding belt; 225. Second molding mounting plate; 226. Second molding slide rail; 227. Second molding slider; 228. Second molding threaded rod; 229. Second molding slide plate; 2210. Second molding connecting plate; 23. Molding limit block; 3. Machine base. Detailed Implementation

[0015] To make the technical problems solved by this utility model, the technical solutions adopted, and the technical effects achieved clearer, the technical solutions of the embodiments of this utility model will be further described in detail below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0016] In the description of this utility model, unless otherwise explicitly specified and limited, the terms "connected," "linked," and "fixed" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0017] In this invention, unless otherwise explicitly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0018] In the description of this embodiment, the terms "upper," "lower," "left," "right," etc., refer to the orientation or positional relationship shown in the accompanying drawings. They are used only for ease of description and simplification of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. In addition, the terms "first" and "second" are only used for distinction in description and have no special meaning.

[0019] like Figures 1 to 5 As shown, this utility model provides a paper straw forming device, including a first forming component 1 and a second forming component 2, both of which are mounted on a machine base 3. The first forming component 1 includes a forming rod 11 with a forming groove 111, and the forming rod 11 is configured to rotate around its own axis. The second forming component 2 includes a rod groove 21 located below the forming rod 11, and the rod groove 21 is configured to move vertically. One side of the coated paper is fed to the forming rod 11 and engaged in the forming groove 111. The rod groove 21 moves vertically to below the forming rod 11, and the forming rod 11 is located within the rod groove 21 without contacting it. The forming rod 11 completes straw forming with one rotation.

[0020] This invention provides a paper straw forming device. One side of the coated paper is conveyed to the forming rod 11 and engaged in the forming groove 111. Then, the forming rod 11 rotates, and simultaneously, the groove 21 wraps around and limits the lower part of the forming rod 11. A winding path is formed between the forming rod 11 and the groove 21. When the forming rod 11 rotates, the coated paper is wound around the outer periphery of the forming rod 11 along the winding path to form a straw. Then, welding is completed by external ultrasonic welding equipment. The forming efficiency is high, and the straw will not be damaged by prolonged soaking in water. Figure 5 As shown, Figure 5 The straw is ultrasonically welded, so it will not loosen or come apart even after being soaked in water for a long time. At the same time, any excess edge of the straw is located inside the straw and does not protrude on the outside.

[0021] In some embodiments, such as Figure 2 and 3 As shown, the first molding component 1 further includes a first molding drive unit 12, the output end of which is connected to the molding rod 11, and the molding rod 11 is driven to rotate by the first molding drive unit 12.

[0022] In some embodiments, such as Figure 2 and 3 As shown, the first molding component 1 further includes a first molding support base 13, on which a first molding connecting shaft 14 is rotatably mounted. One end of the first molding connecting shaft 14 is connected to the molding rod 11. The first molding drive unit 12 includes a first molding drive motor 121, with a first molding drive wheel 122 mounted at the output end of the first molding drive motor 121. The other end of the first molding connecting shaft 14 is connected to a first molding follower wheel 123. A first molding belt 124 is sleeved between the first molding drive wheel 122 and the first molding follower wheel 123. Specifically, in this embodiment, the first molding drive motor 121 drives the first molding drive wheel 122 to rotate, and the first molding follower wheel 123 is driven to rotate by the linkage of the first molding belt 124. The second molding follower wheel 223 drives the first molding connecting shaft 14 to rotate, thereby driving the molding rod 11 to rotate.

[0023] In some embodiments, such as Figure 2 and 3As shown, the first forming connecting shaft 14 has a tapered groove 141 on its inner side near the forming rod 11. The outer layer of the first forming connecting shaft 14 has an external thread. One end of the forming rod 11 is connected to a tapered block 15, which can be inserted into the tapered groove 141. A connecting cap 16 is fitted onto the outer side of the tapered block 15. The connecting cap 16 has an internal thread and can be threadedly connected to the first forming connecting shaft 14, thereby locking the tapered block 15 into the tapered groove 141 and completing the installation of the forming rod 11. Specifically, in this embodiment of the invention, during installation, the tapered block 15 is inserted into the tapered groove 141, and then the connecting cap 16 is threadedly connected to the first forming connecting shaft 14, achieving quick installation and fixation of the forming rod 11, and also enabling quick disassembly, facilitating installation and disassembly. Furthermore, by utilizing the cooperation between the conical groove 141 and the conical block 15, the forming rod 11 can be fixed in a secure position.

[0024] In some embodiments, such as Figure 2 and 3 As shown, a counting turntable 17 is provided on the side of the first forming connecting shaft 14 near the first forming follower wheel 123. The counting turntable 17 has a counting groove 171. A counting switch 18 is also provided on the first forming support base 13, and the counting switch 18 is located below the counting turntable 17. Specifically, in this embodiment, the counting groove 171 on the counting turntable cooperates with the counting switch 18 to position the forming groove 111, and the rotation of the forming rod 11 once represents the forming of one straw. This controls the motor to rotate once and stop once, representing the forming of one straw.

[0025] In some embodiments, such as Figure 1 and 4 As shown, the second molding component 2 also includes a second molding drive unit 22. The output end of the second molding drive unit 22 is provided with a molding limiting block 23. The top of the molding limiting block 23 is provided with the molding groove 111. Specifically, in this embodiment, the molding limiting block 23 is driven to move vertically by the second molding drive unit 22, so that the molding groove 111 can be located below the molding rod 11.

[0026] In some embodiments, such as Figure 4As shown, the second molding drive unit 22 includes a second molding mounting plate 225, on which a second molding drive motor 221 and a second molding slide rail 226 are provided. A second molding slider 227 is slidably provided on the second molding slide rail 226. A second molding threaded rod 228 is also rotatably provided on the second molding mounting plate 225. A second molding slide plate 229 is threadedly connected to the second molding threaded rod 228. The second molding slide plate 229 is connected to a second molding connecting plate 2210. The molding limiting block 23 is connected to the top of the second molding connecting plate 2210. A second molding drive wheel 222 is provided at the output end of the second molding drive motor 221. A second molding follower wheel 223 is provided at one end of the second molding threaded rod 228. A second molding belt 224 is sleeved between the second molding drive wheel 222 and the second molding follower wheel 223. Specifically, in this embodiment, the second molding drive motor 221 drives the second molding drive wheel 222 to rotate, the second molding follower wheel 223 is driven to rotate by the second molding belt 224, the second molding follower wheel 223 drives the second molding threaded rod 228 to rotate, the second molding threaded rod 228 drives the second molding slide plate 229 to slide on the second molding slide rail 226, thereby driving the molding limit block 23 to move by the second molding connecting plate 2210.

[0027] Note that the above description is merely a preferred embodiment of the present invention and the technical principles employed. Those skilled in the art will understand that the present invention is not limited to the specific embodiments described herein, and various obvious changes, readjustments, and substitutions can be made without departing from the scope of protection of the present invention. Therefore, although the present invention has been described in detail through the above embodiments, the present invention is not limited to the above embodiments, and may include many other equivalent embodiments without departing from the concept of the present invention. The scope of the present invention is determined by the scope of the appended claims.

Claims

1. A paper straw forming device, characterized in that, include: The first molding component includes a molding rod with a molding groove, and the molding rod is rotatable about its own axis. The second forming component includes a rod groove located below the forming rod, the rod groove being configured to move in a vertical direction; One side of the coated paper is conveyed to the forming rod and inserted into the forming groove. The groove moves vertically to below the forming rod. The forming rod is located in the groove and does not contact the groove. The forming rod rotates one revolution to complete the straw forming.

2. The paper straw forming device according to claim 1, characterized in that, The first molding assembly further includes a first molding drive unit, the output end of which is connected to the molding rod.

3. The paper straw forming device according to claim 2, characterized in that, The first molding component further includes a first molding support base, on which a first molding connecting shaft is rotatably mounted, and one end of the first molding connecting shaft is connected to the molding rod; The first molding drive unit includes a first molding drive motor, the output end of the first molding drive motor is provided with a first molding drive wheel, the other end of the first molding connecting shaft is connected to a first molding follower wheel, and a first molding belt is sleeved between the first molding drive wheel and the first molding follower wheel.

4. The paper straw forming device according to claim 3, characterized in that, The first forming connecting shaft has a tapered groove on the inner side of the side near the forming rod, the outer layer of the first forming connecting shaft has an external thread, one end of the forming rod is connected to a tapered block, the tapered block can be inserted into the tapered groove, and a connecting cap is sleeved on the outer side of the tapered block; The connecting cap is provided with an internal thread, and the connecting cap can be threadedly connected to the first forming connecting shaft, so that the conical block is locked and fixed in the conical groove, thus completing the installation of the forming rod.

5. A paper straw forming device according to claim 3, characterized in that, A counting turntable is provided on the side of the first forming connecting shaft near the first forming follower wheel. The counting turntable has a counting groove. A counting switch is also provided on the first forming support base. The counting switch is located below the counting turntable.

6. A paper straw forming apparatus according to any one of claims 1 to 5, characterized in that, The second molding component further includes a second molding drive unit, the output end of which is provided with a molding limit block, and the top of the molding limit block is provided with the molding groove.

7. A paper straw forming device according to claim 6, characterized in that, The second molding drive unit includes a second molding mounting plate, on which a second molding drive motor and a second molding slide rail are provided. A second molding slider is slidably provided on the second molding slide rail. A second molding threaded rod is also rotatably provided on the second molding mounting plate. A second molding slide plate is threadedly connected to the second molding threaded rod. A second molding connecting plate is connected to the second molding slide plate. The molding limiting block is connected to the top of the second molding connecting plate. The output end of the second molding drive motor is provided with a second molding drive wheel, one end of the second molding threaded rod is provided with a second molding follower wheel, and a second molding belt is sleeved between the second molding drive wheel and the second molding follower wheel.

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