KR102654558B1 - Wood straw manufacturing device - Google Patents

Abstract

The present invention relates to a method for manufacturing a wooden straw, comprising the steps of slicing the wood into thin plates; Passing the log processed into slices through a heat press supplied with hot air while pressurizing the log, and then cooling and drying the passed log; Cutting the dried log into a flat shape with a preset width so that it can be wound into a roll; Combining the cut logs to interconnect them to a preset length; Combining the cut logs to interconnect them to a preset length; Flattening the surface of the combined logs; Cutting the log roll to a preset width while the flattened log is wound into a roll shape; The raw wood wound around the cut wood roll is supplied by unwinding to a plurality of positions, and when an adhesive is applied and a portion of the wood is overlapped and glued to the outer circumference of the cylindrical rod, it is wound in a twisted state to form a cylindrical straw; And a step of cutting the manufactured straw to a preset length to complete the manufacturing.

Description

Wood straw manufacturing method {Wood straw manufacturing device}

The present invention relates to a method of manufacturing straws using raw wood.

In general, straws are used to consume water and beverages contained in various containers such as bottles and cans. They are made of a predetermined length and have a suction hole in the center through which water or beverages can be sucked in. It is easy to drink by putting it in a bottle or can and sucking it with your mouth.

In general, straws are used to consume liquid food by sucking it in. As the internal pressure increases while in contact with liquid, the waterproof performance decreases, causing the problem of liquid being sucked into the straw and deforming or reducing suction efficiency. there was.

Accordingly, straws made of plastic are mainly used, which have excellent waterproof performance, are easy to mass produce, and reduce production costs.

Due to the nature of the plastic material, straws can be manufactured in various shapes such as a wrinkled shape, a shape with a spoon, and a heart shape as well as a rod shape, and the demand for straws has rapidly increased and is being widely used.

However, as the straw is used by the user by inhalation while inserted into the mouth, saliva remains inside and outside and becomes contaminated, so there is a problem that waste increases as it is discarded after one use.

In particular, plastic waste does not decompose in nature, produces toxic gases when burned, and when it enters the sea in the form of microplastics, it accumulates in marine products and is ingested by humans, accumulating in the body and causing disease. .

Accordingly, there is a demand for the development of environmentally friendly straws that exclude plastic materials and are degradable.

Recently, paper, an eco-friendly material, has been manufactured into straws and developed and used as a substitute for plastic.

Paper is an eco-friendly material that decomposes in nature, but it has the property of absorbing water. When the amount of water absorbed exceeds the limit of maintaining the shape of paper, it unravels and becomes difficult to maintain its shape, so waterproof paper is used as a straw.

In order to waterproof the above-mentioned paper, paraffin or synthetic resin was coated on the surface, which had the problem of causing the same environmental pollution as plastic straws.

Accordingly, research on straws that can replace straws made of plastic and paper is actively underway, and in particular, there is a continuous need for the development of straws that can increase convenience in use while reducing environmental pollution.

The present invention was devised to solve the above-mentioned problems. The purpose of the present invention is to select wood having a preset moisture content, process it into thin plates, connect them and wind them into a roll, and log wood supplied from the roll. The goal is to provide a method of manufacturing a wooden straw that can reduce environmental pollution and increase convenience in use, as well as increase work efficiency and productivity by combining these and wrapping them around the outer circumference of a cylindrical shape to form a straw.

The objects of the present invention are not limited to the objects mentioned above, and other objects not mentioned can be clearly understood from the description below.

In order to achieve the above object, the method of manufacturing a wooden straw according to an embodiment of the present invention includes the steps of slicing the wood into a thin plate shape; Passing the log processed into slices through a heat press supplied with hot air while pressurizing the log, and then cooling and drying the passed log; Cutting the dried log into a flat shape with a preset width so that it can be wound into a roll; Combining the cut logs to interconnect them to a preset length; Flattening the surface of the combined logs; Cutting the log roll to a preset width while the flattened log is wound into a roll shape; The raw wood wound around the cut wood roll is supplied by unwinding to a plurality of positions, and when an adhesive is applied and a portion of the wood is overlapped and glued to the outer circumference of the cylindrical rod, it is wound in a twisted state to form a cylindrical straw; And a step of cutting the manufactured straw to a preset length to complete the manufacturing.

In addition, the slicing step involves using one of a vertical slicing blade that slices the raw wood while moving vertically in a vertical slicing device according to the shape and size of the wood, and a rotary slicing blade that slices the wood that is rotated in a rotary slicing device. You can select and slice into thin flat plates.

And, the drying step includes measuring the moisture content of the sliced logs and setting the temperature and time for operating the heat press according to the measured moisture content; A step of heating with hot air supplied from a hot air supply unit while moving while placed on a plurality of pressure rollers installed inside the heat press; and cooling the log that has passed through the heat press.

In addition, in the cutting step, the corners of the dried log may be cut into a rectangular thin plate using a log cutting device in order to roll the dried log into a roll.

In addition, in the joining step, the cut log is provided with protrusions and grooves at the ends in the longitudinal direction so as to be alternate, and the other log is provided with grooves and protrusions inserted to engage the protrusions and grooves at the ends in the longitudinal direction. The log may be extended in the longitudinal direction by joining the log with other logs.

In addition, the flattening step includes measuring the thickness of the joined logs at a plurality of positions using a thickness measuring unit of the flattening device; And it may include the step of sanding to flatten the surface while uniformizing the thickness while passing through a sanding device having a plurality of polishing units having different polishing degrees at a plurality of positions according to the thickness value measured by the thickness measuring unit.

And, the step of cutting the log roll includes winding the flattened log around a cylindrical drum to provide a log roll; And it may include the step of cutting the log wound around the cylindrical drum with a log roll cutter having a plurality of roll cutting blades to have a preset width to manufacture the log roll.

In addition, the step of manufacturing the straw involves rotatably installing the cut wood roll in a plurality of positions so that the wood cut to a preset width at each position is supplied by rotation of the wood roll. Installing in the supply section; Applying adhesive at the adhesive portion to a portion of the area where the installed wood rolls overlap while being twisted; Manufacturing the raw wood into a straw by wrapping it in a twisted state so that a portion of the adhesive-coated area overlaps and adheres to the outer circumference of the straw molded body rotated into a rod shape; and discharging the manufactured straw to the outside from the discharge unit.

Specific details for achieving the above object will become clear by referring to the embodiments described in detail below along with the attached drawings.

However, the present invention is not limited to the embodiments disclosed below, and may be configured in various different forms, and the present embodiments are intended to ensure that the disclosure of the present invention is complete and that common knowledge in the technical field to which the present invention pertains is provided. It is provided to fully inform those who have the scope of the invention.

According to one of the means for solving the problem of the present invention described above, wood having a preset moisture content is selected, processed into thin plates, connected and wound into a roll, and the raw wood supplied from the roll is combined to form a cylindrical shape. By wrapping the outer circumference and providing it in the form of a straw, it not only reduces environmental pollution and increases convenience in use, but also provides the effect of increasing work efficiency and productivity.

Figure 1 is a process diagram showing a method for manufacturing a wooden straw according to an embodiment of the present invention.
Figure 2 is a process chart showing the drying step, which is a major step in the method of manufacturing the wooden straw of Figure 1.
Figure 3 is a process diagram showing the flattening step, which is a major step in the method of manufacturing the wooden straw of Figure 1.
Figure 4 is a process chart showing the wooden roll cutting step, which is a major step in the wooden straw manufacturing method of Figure 1.
Figure 5 is a process chart showing the straw manufacturing step, which is a major step in the wooden straw manufacturing method of Figure 1.
Figure 6 is a state diagram illustrating the state of sliding the wood with a vertical slicing device that slices vertically in the slicing step of the wood straw manufacturing method of Figure 1.
Figure 7 is a state diagram illustrating the state of sliding the wood with a rotary slicing device that rotates and slices in the slicing step of the wood straw manufacturing method of Figure 1.
Figure 8 is a use state diagram showing the state of drying by a heat press in which hot air is supplied and pressurized by a pressure roller in the drying step of the wooden straw manufacturing method of Figure 1.
Figure 9 is a use state diagram showing the state of cutting the wood with a wood cutting device to have a preset width in the wood cutting step of the wood straw manufacturing method of Figure 1.
Figure 10 is a use state diagram showing a state in which the cut logs are combined with each other using a joint processing device to extend the logs cut in the joining step of the wooden straw manufacturing method of Figure 1.
Figure 11 is a state diagram showing a state in which the thickness of the elongated log is measured in the flattening step of the method of manufacturing the wooden straw of Figure 1 and then flattened using a flattening device that is polished in a plurality of polishing units having different polishing degrees.
Figure 12 is a use state diagram showing a state in which the log polished in the log roll cutting step of the log straw manufacturing method of Figure 1 is wound into a log roll and cut to a preset width with a log roll cutter.
Figure 13 is a use state diagram showing a state in which a wooden roll cut to a preset width in the straw manufacturing step of the wooden straw manufacturing method of Figure 1 is supplied so that some overlap in a plurality of positions and twisted to produce a straw using a straw manufacturing device. .

Since the present invention can make various changes and have various embodiments, specific embodiments will be illustrated in the drawings and described in detail through detailed description. However, this is not intended to limit the present invention to specific embodiments, and should be understood to include all changes, equivalents, and substitutes included in the spirit and technical scope of the present invention.

In describing the present invention, if it is determined that a detailed description of related known technologies may unnecessarily obscure the gist of the present invention, the detailed description will be omitted. In addition, numbers (eg, first, second, etc.) used in the description of this specification are merely identifiers to distinguish one component from another component.

In addition, in this specification, when a component is referred to as "connected" or "connected" to another component, the component may be directly connected or directly connected to the other component, but specifically Unless there is a contrary description, it should be understood that it may be connected or connected through another component in the middle.

The suffixes “module” and “part” for components used in the following description are given or used interchangeably only for the ease of preparing the specification, and do not have distinct meanings or roles in themselves. In addition, in order to clearly explain the present invention, parts not related to the description are omitted from the drawings, and the width, length, thickness, etc. of components in the drawings may be exaggerated for convenience. Like reference numerals refer to like elements throughout the specification.

Hereinafter, specific details for implementing the present invention will be described with reference to the attached drawings.

Figure 1 is a process diagram showing a method of manufacturing a wooden straw according to an embodiment of the present invention, Figure 2 is a process diagram showing a drying step, which is a main step in the method of manufacturing a wooden straw of Figure 1, and Figure 3 is a process diagram showing a method of manufacturing a wooden straw of Figure 1. It is a process chart showing the flattening step, which is a major step in the method, and Figure 4 is a process diagram showing the wood roll cutting step, which is a major step in the wood straw manufacturing method of Figure 1, and Figure 5 is a straw that is a major step in the wood straw manufacturing method of Figure 1. This is a process chart showing the manufacturing steps.

Referring to Figures 1 to 5, the method of manufacturing a wooden straw according to an embodiment of the present invention is to thinly slice the raw wood selected in consideration of moisture content, dry it to maintain the moisture content, and then roll the length of the wood roll (1). When the straws are combined to extend, some parts overlap at multiple positions and are twisted to produce straws. By manufacturing straws using eco-friendly wood, environmental pollution can be reduced and convenience of use can be increased, as well as the ease of use. The goal is to provide a method of manufacturing wooden straws that can increase efficiency and productivity.

The wooden straw manufacturing method includes a slicing step (S10), a drying step (S20), a cutting step (S30), a combining step (S40), a flattening step (S50), a wooden roll cutting step (S60), and a straw manufacturing step (S70). ), and a cutting inspection step (S80).

The slicing step (S10) is a step of slicing the wood selected in consideration of moisture content into thin plates.

In this way, the slicing step (S10) selects logs with a moisture content that has a waterproof function, and moves the selected logs vertically to the vertical slicing device 10 according to their shape and size, using a vertical slicing blade 11 to slice the logs. The rotary slicing device 20 is equipped to select one of the rotary slicing blades 21 that slice the rotating log and slice it into a thin flat plate.

As mentioned above, wood has a dense internal structure, so wood with a low moisture content containing internal moisture is selected to ensure waterproof performance.

Preferably, maple, beech, and cherry trees with low moisture content can be used as materials.

Figure 6 is a state diagram illustrating the state of sliding the wood with a vertical slicing device that slices vertically in the slicing step of the wood straw manufacturing method of Figure 1.

Referring to FIG. 6, since logs grow in a natural state and have different shapes and shapes, when the shape of the logs that have been processed first becomes square, they are cut using the vertical slicing blade 11 of the vertical slicing device 10. Slice it to form a thin plate.

Figure 7 is a state diagram illustrating the state of sliding the wood with a rotary slicing device that rotates and slices in the slicing step of the wood straw manufacturing method of Figure 1.

Referring to FIG. 7, if the shape and shape of the log is cylindrical, the log is rotated in the rotary slicing device 20 and sliced into a thin plate using the rotary slicing blade 21 in order to slice according to the curvature.

That is, considering the shape and shape of the wood, the vertical slicing device 10 and the rotary slicing device 20 are selected to produce it in the form of a thin plate.

The drying step (S20) is a step in which the logs processed into slices are pressed and passed through a heat press 30 to which hot air is supplied, and the passed logs are cooled and dried.

This drying step (S20) includes a temperature and time setting step (S21), a pressure heating step (S22), and a cooling step (S23).

The temperature and time setting step (S21) is a step of measuring the moisture content of the sliced logs and setting the temperature and time for operating the heat press 30 according to the measured moisture content.

First, the water content of sliced wood is measured, the measured value is compared with a preset standard to calculate the drying temperature and time, and the heat press 30 is set to dry according to the calculated temperature and time.

Figure 8 is a use state diagram showing the state of drying by a heat press in which hot air is supplied and pressurized by a pressure roller in the drying step of the wooden straw manufacturing method of Figure 1.

Referring to FIG. 8, the pressurizing and heating step (S22) is performed by placing a plurality of pressurizing rollers (31) installed inside the heat press (30) with set temperature and time and moving them under pressure while heating them with hot air supplied from the hot air supply unit (32). This is the step where the wood is heated in a pressurized state.

The cooling step (S23) is a step of cooling the logs that have passed through the heat press (30).

That is, the moisture content of the sliced log is measured, the temperature and time for drying to have waterproof performance are determined according to the moisture content, and the log is pressed by the hot air supply unit 32 to the pressing roller 31 according to the determined temperature. Heating is carried out while pressing and moving at a speed according to the drying time, and the heated log is cooled to complete drying.

The cutting step (S30) is a step in which the dried log is cut into a flat plate shape with a preset width so that it can be wound into a roll shape.

Figure 9 is a use state diagram showing the state of cutting the wood with a wood cutting device to have a preset width in the wood cutting step of the wood straw manufacturing method of Figure 1.

Referring to FIG. 9, in the cutting step (S30), considering the shape of the dried log, the edges are cut in the form of a rectangular thin plate using the log cutting device 40 in order to be rolled into a roll.

In other words, since the log grows in a natural state and cannot be standardized when sliced into a thin plate, it is cut to maintain the set width for shaping it to be wound on a cylindrical drum 70, which will be described later.

The joining step (S40) is a step of combining the cut logs to interconnect them to a preset length.

Figure 10 is a use state diagram showing a state in which the cut logs are combined with each other using a joint processing device to extend the logs cut in the joining step of the wooden straw manufacturing method of Figure 1.

Referring to FIG. 10, the joining step (S40) is a position where the cut logs are interconnected, and the joining processing device 50 is provided with protrusions and grooves so that they are alternately connected by insertion to extend the length.

Preferably, the extended wood roll 1 may be provided in the form of a finger joint for joining wood, with continuous protrusions and grooves interlaced and connected to each other to integrate them.

The flattening step (S50) is a step of measuring the thickness at multiple locations of the joined logs and then flattening the surface using the flattening device 60.

As such, the flattening step (S50) includes a measuring step (S51) and a sanding step (S52).

The above-described flattening device 60 includes a thickness measuring unit 61 and a sanding device 62.

Figure 11 is a state diagram illustrating a state in which the thickness of the elongated log is measured in the flattening step of the wooden straw manufacturing method of Figure 1 and then flattened using a flattening device that is polished in a plurality of polishing units having different polishing degrees.

Referring to Figure 11, the measuring step (S51) is a step of measuring the thickness of the joined logs at multiple positions using the thickness measuring unit 61 of the leveling device.

That is, since the sliced logs are connected by bonding in a standardized state, it is difficult to maintain the same thickness as the plural pieces are processed and connected to each other, so the thickness is measured by the thickness measuring unit 61 at multiple locations. Therefore, in the subsequent sanding step (S52), thickness information for each location is provided to equalize the thickness along with surface treatment.

The sanding step (S52) is performed by passing the sanding device 62 having a plurality of polishing parts 63 with different polishing degrees at a plurality of positions according to the thickness value measured by the thickness measuring part 61, and uniformizing the thickness of the surface. This is the sanding step to flatten the surface.

That is, the sanding device 62 adjusts the polishing depth of the plurality of polishing portions 63 with different polishing degrees according to the thickness information detected for each position in the thickness measuring portion 61 in the measurement step (S51) while polishing the surface. Process to flatten.

The log roll cutting step (S60) is a step of cutting the log roll (1) to a preset width while the flattened log is wound into a roll shape.

The wood roll cutting step (S60) includes a wood roll provision step (S61) and a wood roll manufacturing step (S62).

The log roll provision step (S61) is a step of providing a log roll (1) by winding the flattened log around the cylindrical drum (70).

Figure 12 is a use state diagram showing a state in which the log polished in the log roll cutting step of the log straw manufacturing method of Figure 1 is wound in the form of a log roll and cut to a preset width with a log roll cutter.

Referring to FIG. 12, in the wood roll manufacturing step (S62), the roll cutting blade 81 is installed on the wood roll cutting machine 80 at multiple positions so that the straw has a preset width at which the straw is manufactured while the cylindrical drum 70 is supported. This is the step of manufacturing the wood roll (1) by cutting it.

That is, while the flattened log is wound around a cylindrical drum (70), it is cut with a log roll cutter (80) to a width that is twisted to produce a straw, and a log roll (1) is wound around the log with a width for producing a straw. manufactures.

In the straw manufacturing step (S70), the wood rolls (1) are rotatably installed in multiple positions, adhesive is applied to the joint, and the wood supplied from the plurality of wood rolls (1) is wrapped around the outer circumference of the cylindrical bar. This is the stage where some parts are overlapped and twisted to produce a straw.

This straw manufacturing step (S70) includes a wood roll installation step (S71), an adhesive application step (S72), a straw manufacturing step (S73), and a discharge step (S74).

Figure 13 is a use state diagram showing a state in which a straw is manufactured using a straw manufacturing device by twisting a wooden roll cut to a preset width in the straw manufacturing step in the wooden straw manufacturing method of Figure 1 while partially overlapping at a plurality of positions.

Referring to FIG. 13, in the log roll installation step (S71), the cut log roll (1) is rotatably installed in multiple positions, so that the log cut to a preset width at each position is rotated by the log roll (1). This is the step of installing the raw wood supply unit 91 of the straw manufacturing device 90 to supply it.

The adhesive application step (S72) is a step of applying adhesive from the adhesive portion 92 to the area where the installed wood roll 1 is partially overlapped by twisting.

In the straw manufacturing step (S73), when the wood to which adhesive is applied in multiple positions is wrapped around the outer circumference of the straw molded body 93 rotated in a rod shape by twisting, the adhesive-coated surfaces are bonded to each other in the partially overlapping area to form a straw. This is the manufacturing stage.

The discharge step (S74) is a step of discharging the manufactured straw to the outside from the discharge unit 94.

As described above, in manufacturing straws, the log roll (1) wound to have a width cut to be manufactured by twisting is rotatable by the log supply unit (91) installed at a plurality of positions in the straw manufacturing device (90). It is installed and supplied with adhesive applied through the adhesive portion 92 in the direction of the cylindrical rod-shaped straw molded body 93 located in the center.

As described above, the adhesive portion 92, which applies adhesive to the wooden roll 1, is bonded to the inner surface to be joined to each other by twisting in only one direction from both sides, so that it is applied to the entire surface during movement and twisting. Compared to applied products, adhesive can be saved and processing convenience can be improved by preventing sticking to each other.

In this way, the wooden rolls 1 are supplied to the straw molded body 93 with adhesive applied at a plurality of positions, and are twisted so that some parts overlap and are adhered to the outer circumference of the straw molded body 93 to manufacture a straw.

In particular, the adhesive that bonds straws to each other is an eco-friendly material that is harmless to the human body and minimizes environmental pollution among the adhesives that bond wood, thereby improving the safety of straws that users use while touching their mouths and minimizing environmental pollution. can do.

The cutting inspection step (S80) is a step in which the manufactured straw is cut to a preset length and the cut straw is inspected to complete the manufacturing.

In this cutting inspection step (S80), the straw manufactured in the straw manufacturing step (S70) is cut to a length suitable for the product being manufactured, and the adhesive state and cut length are inspected after cutting to complete the product as a finished product.

The above description is merely an illustrative explanation of the technical idea of the present invention, and various modifications and variations will be possible to those skilled in the art without departing from the essential characteristics of the present invention.

Accordingly, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention, but are for illustrative purposes, and the scope of the technical idea of the present invention is not limited by these embodiments.

The scope of protection of the present invention should be interpreted in accordance with the claims below, and all technical ideas within the equivalent scope should be construed as being included in the scope of rights of the present invention.

<Explanation of symbols for main parts of the drawing>
1: Wood roll 10: Vertical slicing device
11: Vertical slicing blade 20: Rotary slicing device
21: Rotary slice blade 30: Heat press
31: Pressure roller 32: Hot air supply unit
40: Wood cutting device 50: Combined processing device
60: Flattening device 61: Thickness measuring unit
62: sanding device 63: polishing unit
70: Cylindrical drum 80: Wood roll cutting machine
81: roll cutting blade 90: straw manufacturing device
91: raw wood supply part 92: adhesive part
93: Straw molded body 94: Discharge unit

Claims (8)

Processing the raw wood into slices into thin plates;
Passing the log processed into slices through a heat press supplied with hot air while pressurizing the log, and then cooling and drying the passed log;
Cutting the dried log into a flat shape with a preset width so that it can be wound into a roll;
Combining the cut logs to interconnect them to a preset length;
Flattening the surface of the combined logs;
Cutting the log roll to a preset width while the flattened log is wound into a roll shape;
The raw wood wound around the cut wood roll is supplied by unwinding to a plurality of positions, and when an adhesive is applied and a portion of the wood is overlapped and glued to the outer circumference of the cylindrical rod, it is wound in a twisted state to form a cylindrical straw; and
Completing manufacturing by cutting the manufactured straw to a preset length,
In the slicing step, the log having a dense structure and a preset moisture content is selected, and the selected log is processed by presetting the moisture content at which the selected log has waterproof performance,
The drying step is,
Measuring the moisture content of the sliced logs and setting the temperature and time for operating the heat press according to the measured moisture content to maintain the moisture content having waterproof performance of the logs;
A step of heating the wood in a pressurized state by being placed on a plurality of pressure rollers installed inside the heat press at which the temperature and time are set and moving while being pressed by being heated by hot air supplied from a hot air supply unit; and
It includes: cooling the log that has passed through the heat press,
The flattening step is,
Measuring the thickness of the joined logs at a plurality of positions using a thickness measuring unit of a flattening device; and
Sanding to flatten the surface while uniformizing the thickness while passing through a sanding device having a plurality of polishing units with different polishing degrees at a plurality of positions according to the thickness value measured by the thickness measuring unit; comprising
How to manufacture wooden straws.
According to claim 1,
The slice processing step is,
Depending on the shape and size of the log, select one of the vertical slicing blades that slice the logs while moving vertically in a vertical slicing device and the rotary slicing blades that slice the logs that are rotated in the rotary slicing device, and slice them into thin flat plates. doing
How to manufacture wooden straws.
delete According to claim 1,
The cutting step is,
In order to roll the dried log into a roll, the corners are cut in the form of a rectangular thin plate using a log cutting device.
How to manufacture wooden straws.
According to claim 1,
The combining step is,
The cut log is provided with protrusions and grooves at the ends in the longitudinal direction so as to alternate, and the other logs are also provided with grooves and protrusions inserted to engage the protrusions and the grooves at the ends in the longitudinal direction, so that they are different from the log in the longitudinal direction. Extending logs by joining together
How to manufacture wooden straws.
delete According to claim 1,
The step of cutting the wood roll is,
Winding the flattened log onto a cylindrical drum to provide a log roll; and
A step of cutting the log wound around the cylindrical drum with a log roll cutter having a plurality of roll cutting blades to have a preset width and manufacturing the log roll.
How to manufacture wooden straws.
According to claim 1,
The step of manufacturing the straw is,
Installing the cut log roll to be rotatable in a plurality of positions and installing the log cut to a preset width at each position in the log supply unit of the straw manufacturing device so that the log is supplied by rotation of the log roll;
Applying adhesive at the adhesive portion to a portion of the area where the installed wood rolls overlap while being twisted;
Manufacturing the raw wood into a straw by wrapping it in a twisted state so that a portion of the adhesive-coated area overlaps and adheres to the outer circumference of the straw molded body rotated into a rod shape; and
Discharging the manufactured straw to the outside from the discharge unit; comprising
How to manufacture wooden straws.