KR200434141Y1 - a pulp cup manufacturing apparatus - Google Patents

Abstract

The present invention is a pulp container automatic molding apparatus, a base in which a plurality of molds are placed, a supply part sequentially positioned on each of the molds, a molding part, the first and second drying parts and the pulp container discharge part, the front of the base It is located in the network receiving portion for receiving the network mesh placed in the mold and the rear portion of the base and the network returning portion for returning the mesh to the network input portion, and on the base between the molds On both sides of the rail is installed in the longitudinal direction, the transfer portion for moving the rail horizontally to the left and right under the rail, and sequentially transfer the mesh received in the mesh inlet to the respective molds, and the rail, It includes a lifting part for seating and detaching the conveying network to each of the molds while moving vertically. It presents a pulp container automatic molding apparatus characterized in that.

Pulp container, mesh, rail, conveying part, lifting part, supply part, forming part, drying part, discharge part

Description

Pulp container automatic forming apparatus {a pulp cup manufacturing apparatus}

1 is a front view showing a pulp container automatic molding apparatus according to an embodiment of the present invention.

2 is a view showing the pulp container automatic molding apparatus shown in FIG. 1 from above;

Figure 3 is a side view of the pulp container automatic molding apparatus shown in FIG.

4 is a view showing an extract of the transfer unit shown in FIG.

FIG. 5 is a side view of the transfer part shown in FIG. 4; FIG.

6 is a view showing an extract of the lift unit shown in FIG.

FIG. 7 is a side view of a lift unit shown in FIG. 6; FIG.

8 is a view showing an extract of the mesh return unit shown in FIG.

9 is a view of the mesh return unit shown in FIG. 8 from above;

10 to 14 is a flow chart sequentially showing the operation of the pulp container automatic molding apparatus according to the present invention.

            <Description of the symbols for the main parts of the drawings>

10: base 14: rail

A: supply part B: molding part

C: first drying unit D: second drying unit

E: pulp container discharge part F: mesh return part

G: Mesh circulation stage H: Mesh input section

The present invention relates to a pulp container molding apparatus, and more particularly, to a pulp container automatic molding apparatus that can be formed at the same time by forming a plurality of molding apparatus on the base at the same time.

In general, disposable containers such as lunch boxes and cups are usually made of synthetic resin materials such as plastics, but these products are not decomposed for a long time, and environmental hormones are eluted to adversely affect the human body. The use is excluded.

Therefore, recently, a disposable container made of pulp (hereinafter referred to as "pulp container") is mainly used, and such a pulp container is easy to disassemble and has an advantage that no pollutants such as environmental hormones are generated at all.

Meanwhile, as a device for molding a pulp container as described above, a pulp material in which celluloid composed of fine fibers is dissolved in water is adsorbed using a mold and a suction pump to discharge water, and the pulp is dried to correspond to the appearance of the mold. It is configured to mold, and such a molding apparatus includes the following problems.

First, the conventional pulp container forming apparatus has a disadvantage in that the overall structure of the molding apparatus is very complicated as compared to the method of making the container with a synthetic resin, causing a lot of trouble in the manufacture of the container.

Secondly, due to the above complicated structure, there was a disadvantage of having to secure unnecessary installation space and work space.

Third, the conventional molding apparatus consumes a lot of molding time compared to a synthetic resin container because the molding process of the pulp container is not automated, and thus there is a problem that the productivity of the pulp container is lowered and the production cost is increased. .

On the other hand, the prior art for solving these problems is the application No. 2004-22858 (pulp container automatic molding device) filed by the applicant of August 11, 2004.

The preliminary application design includes a supply part storing pulp material, a first lower mold receiving the pulp material through the supply part, and second and third lower molds arranged in a line behind the first lower mold, and the first lower part. A pulp composed of a first upper mold for pressing and molding the pulp material supplied to the mold and second and third upper molds for drying the pulp container formed through the first upper mold so as to continuously and continuously mold the pulp container. The automatic container forming apparatus has the technical feature.

It is clear that such a prior application design is useful for solving the conventional problems, but it also has some disadvantages.

That is, the design of the above-mentioned application is to use only one molding apparatus, it was not possible to simultaneously mold the pulp containers of different shapes at the same time, and therefore, when forming the pulp containers of different shapes, a new mold must be replaced in parallel. It took a lot of molding time, which acted as a factor leading to a decrease in the productivity of the product and an increase in the production cost.

Accordingly, the present invention for solving the above problems is to provide a pulp container automatic molding apparatus that can be formed at the same time by forming a plurality of molding apparatus to simultaneously mold the pulp containers of different shapes at the same time, significantly reducing the molding time. .

In another aspect, the present invention provides a pulp container automatic molding apparatus that can produce a large amount of pulp containers of the same shape in a shorter time through a plurality of molding apparatus.

In addition, the present invention is to provide a pulp container automatic molding apparatus so as not to be restricted by the installation space and working space.

The present invention for achieving the above object is a pulp container automatic molding apparatus, a base in which a plurality of molds are placed, a supply unit sequentially positioned on each of the molds, a molding unit, a first drying unit and a pulp It consists of a container discharge part, a network input part for receiving the network mesh placed in the mold and positioned in front of the base and a network return part for returning the network to the network input part located in the rear of the base, On the base, the rails are installed in both directions with the molds interposed therebetween, and the rails are horizontally moved left and right below the rails, and the meshes accommodated in the mesh inlet are sequentially transferred to the respective molds. The conveying part and the rail are vertically moved up and down, and the conveying mesh is seated and removed from each of the molds. The lifting portion including that presents an automatic molding equipment pulp container, characterized to be installed.

The conveying unit is installed under the base and rotates with the power of the motor, the pinion coupled to both ends of the shaft, the rack gear meshing with the pinion and moving left and right by the rotational force of the pinion, and the rack gear It consists of a slider guide attached to the upper end and a slider fitted to the slider guide, the slider is operated with the slider guide according to the left and right movement of the rack gear in the state attached to the bottom of the rail and the rail, left, It is configured to move horizontally.

The elevating unit is coupled to the vertical bar horizontally moved by the power of the cylinder, the horizontal bar coupled to both ends of the vertical bar and horizontally moved by the operation of the vertical bar, attached to the horizontal bar and horizontally moved by the operation of the horizontal bar A first link pin coupled to the guide, the guide pin pivots about a hinge fastened to the center according to the movement of the guide, and a pin pin coupled to an end of the first link to lift upward according to the rotation of the first link. And a shaft pinned to the end of the second link and the second link, wherein the shaft is attached to the auxiliary rail installed under the rail in accordance with the lifting operation of the second link. It is configured to move vertically.

The mesh return unit has a lift for receiving and receiving the mesh according to the vertical and horizontal movement of the rail, the rear of the lift is provided with a movable body, the movable body to the outer diameter of the ball screw rotated by the power of the motor It is characterized in that the lift is moved up and down by riding the formed thread.

Preferably, the molding apparatus is provided with a plurality of units having the same structure on the base.

Hereinafter, with reference to the accompanying drawings a detailed description of a preferred embodiment of the present invention will be described.

1 to 3 are views showing the structure of the pulp container automatic molding apparatus to be implemented in the present invention.

As shown, the pulp container automatic molding apparatus of the present invention is a plurality of molds (12a, 12b, 12c, 12d, 12e) is placed on the base 10, the mold (12a, 12b, 12c, 12d, 12e) The nets 1 are placed in the fields, respectively.

On the other hand, on each of the molds (12a, 12b, 12c, 12d, 12e) on which the mesh 1 is placed, the supply part (A), the molding part (B), the first and second drying parts (C, D) and The pulp container discharge part E is provided, respectively.

The supply part A supplies a predetermined amount of pulp material when the mesh 1 is placed in the mold 12a positioned below.

The molding unit (B) and the first and second drying units (C, D) is a press, a device for forming and drying the pulp container by pressing the net mesh 1 placed in each mold (12b, 12c, 12d) to be.

First, the molding part B is a mold 12b having a mesh 1 in which pulp material is injected through rails 14 that move vertically and horizontally by the operation of the lifting part 40 and the conveying part 16, which will be described later. When it is placed in the pulp material by a press method is molded into a pulp container of a certain form.

The first and second drying parts (C, D) have the same structure and are supplied together with the mesh (1) according to the horizontal and vertical movement of the rail, which will be described later. The vessel is pressurized and dried sequentially. At this time, it is preferable that the heating unit is built in the first and second drying units (C, D) to heat the molded pulp container to a predetermined temperature.

On the other hand, under the above-described molds (12a, 12b, 12c, 12d, 12e), the rails 14 are respectively provided in both directions in the longitudinal direction. The rail 14 moves horizontally in the left and right directions according to the operation of the transfer unit 16 and transfers the mesh 1 to the molds 12a, 12b, 12c, 12d, and 12e, and also the lifting unit 40. In accordance with the operation of the) the mesh 1 is mounted and detached to the mold (12a, 12b, 12c, 12d, 12e). Here, the horizontal movement of the rail 14 is reciprocated to the left and right by a predetermined pitch (L), as shown in Figure 2, and the height of the rail is the mesh return portion (F) and the mesh input portion (H) Vertically move to the same height as the lift (76, 96) provided in.

4 and 5 show the detailed configuration of the transfer unit 16 for moving the rail 14 in the left and right directions. The left and right directions to be described below mean forward and backward operations of the rail.

As shown, the conveying part 16 has a motor 18 which is fixed to the bracket 17 under the base 10. The driving pulley 20 is coupled to the shaft of the motor 18, and the driven pulley 24 is connected to the belt 22 at a position adjacent to the driving pulley 20. The driven pulley 24 is provided with a shaft 26 penetrating horizontally (vertical direction), and thus the shaft 26 is driven by the rotational force of the motor 18.

Pinions 28 are respectively coupled to both ends of the shaft 26, and rack gears 30 are engaged with the pinions 28, respectively. The rack gear 30 is installed below the slider guide 32. The slider guide 32 is fitted with a slider 34 provided below the rail 14 described above. At this time, the slider 34 is fitted to the slider guide 32 in a state of passing through the guide hole 10a of the base 10, as shown in FIG. In addition, a guide rail 36 is installed on the inner side of the slider guide 32, and the guide rail 36 is fixed to another bracket 38 provided below the base 10, and the slider guide is fixed. The left and right movements of (32) are guided.

That is, when the shaft 26 rotates by the power of the motor 18, the transfer part 16 of the above-described structure rotates the pinion 28 coupled to both ends thereof, and thus is coupled to the pinion 28. The rack gear 30 moves horizontally and moves the slider guide 32 attached to the rack gear 30 in the left and right directions. Therefore, the slider 34 fitted to the slider guide 32 is the slider guide. According to the operation of 32, the rail 14 is horizontally moved in the left and right directions. At this time, the slider 34 is configured to move up and down in the slider guide 32 so as not to interfere with the vertical movement of the rail 14 when the rail 14 is vertically moved by the operation of the lifting unit 40. This is preferred.

6 and 7 are detailed views illustrating a detailed configuration of the lifting unit 40 for vertically moving the rail 14 above and below.

As shown in the drawing, the lifting unit 40 is installed under the rail 14, and lifts the rail 14 according to the operation of the cylinder 42. At this time, the lifting unit 40 is preferably installed under a rail 14 in the same structure, which is to perform a more stable lifting operation of the rail (40). In addition, the elevating unit 40 when the one elevating unit 40 is operated by the driving of the cylinder 42 in a state in which both of the horizontal bar 46 is moved to drive the front and rear of the cylinder 42, the other lifting Part 40 is preferably configured to operate in conjunction with all the horizontal bar 46. That is, the lifting portions 40 of such a structure have the same structure as mentioned above, so as to represent the structure of one lifting portion 40 connected to the cylinder 42 in the following.

The lifting unit 40 has a cylinder 42 located in the center below the base 10 described above. The vertical bar 44 is connected to the rod of the cylinder 42. Horizontal bars 46 orthogonal to the vertical bars 44 are provided below both ends of the vertical bars 44. A guide 48 is installed below the horizontal bar 46, and the guide 48 moves in the front and rear directions according to the operation of the horizontal bar 46. The inner surface of the guide 48 is provided with a guide rail 50 to help the movement of the guide 48. The guide rail 50 is attached to and fixed to a bracket 54 installed under the base 10. In addition, a first link 58 is fastened to the guide 48 by a pin 56, and a hinge is penetrated in the center of the first link 58. The hinge 60 is supported by the fixing link 62 which is fastened to the bracket 54 by the fixing pin 64. A second link 66 is fastened to a pin 68 at the end of the first link 58, and a pin 70 is fastened to the end of the second link 66 in a vertical state. do. The front end of the shaft 72 is installed below the rail 14, in which the shaft 72 is not directly attached to the rail 14, but a separate auxiliary rail installed at the bottom of the rail 14 14a) is preferably attached below, which means that when the rail 14 is moved horizontally before and after the movement of the conveying portion 16, the lifting portion 40 including the shaft 72 is horizontal to the rail 14 This is to avoid interference with movement. That is, when the rail 14 is horizontally moved by the operation of the transfer unit 16, the rail 14 is moved by the auxiliary rail 14a. Therefore, even when the rail 14 is horizontally moved, the components of the lifting unit 40 do not move. It will not interfere with the horizontal movement of the rail (14).

That is, when the vertical bar 44 moves forward by the driving of the cylinder 42, the lifting unit 40 having the above-described structure moves in parallel with the horizontal bars 46 provided at both ends of the vertical bar 44. Accordingly, the guide 48 installed on the horizontal bar 46 moves on the guide rail 50 attached to the bracket 54.

When the guide 48 is moved, the first link 58 coupled to the guide 48 and the pin 56 rotates about the hinge 60, and thus the first link 60 and the pin are rotated. (68) The second link 66, which is fastened, rises upward with the rotation of the first link 58, and thus the shaft 72 is fastened to the second link 66 and the pin 70. As well as going up, the rail 14 will be raised to a certain height.

On the other hand, at the end of the base 10 described above, the pulp container discharge part E and the mesh return part F are respectively provided.

First, the pulp container discharge part (E) sequentially passes through the molding part (B) and the first and second drying parts (C, D) to adsorb the completed pulp container from the mesh 1 to the discharge rail 74. It is a device that moves in the air and discharges the finished pulp container to the outside.

The mesh return part (F) is installed at the rear of the base (10) and accommodates the mesh (1) detached from the mold (12e) located in the pulp container discharge (E) through the operation of the rail (14) After that, the device to return to the mesh network injection portion (H) through the mesh network circulation table (G) to be described later.

8 and 9 are views showing the detailed structure of the mesh return unit (F).

As shown, the mesh return F has a lift 76. The lift 76 is a different operation (left, right) of the rail 14 when the mesh 1 placed in the mold 10e is detached according to the operation (up, down movement) of the rail 14 described above. It is supplied according to the movement. At this time, the lift 76 is located between the rails 14 so as not to interfere with the rails 14, as shown in FIG.

The rear of the lift 76 is equipped with a motor 78 for moving the lift 76 up and down. At this time, the power transmission structure of the motor 78 and the lift 76 is as described below.

First, a drive pulley 80 is installed on the shaft of the motor 78, and a driven pulley 84 is connected to a belt 82 at a position adjacent to the drive pulley 80. The driven pulley 84 is coupled to the ball screw 86, which is formed with a screw thread on its outer circumference in a vertically standing state. A movable body 88 is fitted to the outer diameter of the ball screw 86. The movable body 88 is coupled to a bracket 90 that supports the lift 76 described above.

That is, when the driven pulley 80 rotates due to the rotation of the motor 78, the ball screw 86 coupled to the driven pulley 80 rotates, thereby being fitted to the outer diameter of the ball screw 86. The movable body 88 is moved up and down on the threads of the ball screw 86, so that the lift 76 is moved up and down by the operation of the movable body 88, and the mesh network circulating the supplied mesh 1 is described below. It will be supplied to the large (G).

On the other hand, the mesh circulation table (G) is to pull the mesh 1 from the lift 76 when the lift 76 of the mesh return unit (F) is lowered in the state receiving the mesh (1) do. A circulation rail 92 is provided below the mesh circulation table F. Therefore, the mesh circulation table F is connected to the circulation rail 92 by the operation of the motor 94 when the mesh 1 is loaded. It moves forward and rides to place the mesh 1 below the aforementioned mesh inlet H.

On the other hand, the mesh input portion (H) is installed in the front of the base is a device for lifting the conveyed network mesh upward when the mesh network is transported in the network circulation.

The mesh input portion H is shown in FIG. 1 and has a lift 96 for receiving the mesh 1 as shown. The lift 96 is lifted by the operation of the cylinder 98 installed on the upper end in the state of receiving the mesh 1 placed in the network circulation table (G), that is, the base (1) upwards, that is, the base (10) Lift upwards and position it in front of supply (A).

On the other hand, the molding apparatus 100 manufactured in the above-described structure is provided with a plurality of the same structure on the base 10, and thus can simultaneously mold the pulp containers of different shapes at the same time, and also the pulp containers of the same shape Even if the molding of a plurality of simultaneous operations through a large amount of pulp container can be molded in a short time.

Hereinafter, the operation of the pulp container automatic molding apparatus according to the present invention will be described.

On the other hand, the pulp container automatic molding apparatus of the present invention is largely net mesh injection process ?? Molding Process Drying Process Pulp container discharge process It consists of a net mesh extraction process.

10 is a flowchart illustrating a process of initially inputting the mesh into a mold placed in a base.

As shown in the drawing, when the lift 96 of the mesh input portion H is lifted onto the base 10 with the mesh 1 received therein, the transfer unit 16 operates to move the rail 14 forward. (Step 110).

Next, when the lifting unit 40 operates to elevate the rail 14 upward, the mesh net accommodated in the lift is caught on the rail and floated on the lift.

Subsequently, when the transfer unit 16 operates again to move the rail 14 backward, the mesh 1 is drawn out of the lift 96 and then the mold 10a (under the supply unit A) installed on the base 10. It is located on the mold (10a) located in (130, 140 steps)

Next, when the lifting unit 40 operates to lower the rail 14, the mesh 1 placed on the rail 14 is placed in the mold 10a. (150 and 160 steps)

That is, when the mesh 1 is placed in the mold 10a through the above process, the supply unit A operates to inject a predetermined amount of pulp material (step 170).

FIG. 11 is a flowchart illustrating a process of forming a pulp container by moving a mesh injected with pulp material to a forming part (B).

As shown in the drawing, the rail 14 is moved up and down by the operation of the lifting unit 40 in the state of moving forward by the operation of the transfer unit 16. (210, 220) At this time, the forward and the lifting operation of the rail 14 The other meshes accommodated in the lift 96 of the mesh inlet H described above are continuously drawn out.

In the process of elevating the rail 14, the mesh 1 placed in the mold 10a is elevated in accordance with the lifting operation of the rail 14 in the state in which the pulp material is injected and is detached from the mold 10a. (Step 230, 240)

Next, when the rail 14 moves backward by the operation of the transfer unit 16, the mesh 1 detached from the mold 10a moves backward in a state in which it is mounted on the rail 14, and is located below the molding part B. It is positioned on the mold 10b. (250 and 260 steps)

Subsequently, when the lifting unit 40 operates to lower the rail 14, the mesh 1 placed on the rail 14 is placed in the mold 10b (steps 270 and 280).

That is, when the mesh 1 is placed in the mold 10b through the above process, the molding part B operates to press the pulp material injected into the mesh 1 to form a pulp container of a predetermined shape. (Step 290)

12 is a flowchart illustrating a process of drying the pulp container by moving the mesh to the first and second drying units (C, D).

As shown in the drawing, the rail 14 moves forward by the operation of the transfer unit 16 and then moves up and down by the operation of the lifting unit 40. (Steps 310 and 320)

At this time, in the process of elevating the rail 14, the mesh 1 placed in the mold 10b is elevated in accordance with the elevating operation of the rail 14 in the state of accommodating the pulp container and in the mold 10b. Desorption (Step 330)

Next, when the rail 14 is moved backward by the operation of the transfer unit 16, the net mesh 1 detached from the mold 10b moves backward in the state in which it is mounted on the rail 14 and under the first drying unit C. It is located on the mold 12c located (steps 340 and 350).

Thereafter, when the lifting unit 40 operates to lower the rail 14, the mesh 1 placed on the rail 14 is placed in the mold 12c. (Steps 360 and 370)

That is, when the mesh 1 is placed in the mold 12c through the above process, the first drying unit C operates to dry the pulp container accommodated in the mesh 1 (step 380).

Next, the pulp container primarily dried through the first drying unit C is transferred to the second drying unit D in the same manner as described above, and again subjected to the drying process. The process transferred from the first drying unit C to the second drying unit D will be omitted.

13 is a flowchart illustrating a process of separating and discharging the pulp container manufactured from the net product 1 through a drying process.

As shown, first, the rail 14 moves forward by the operation of the transfer unit 16, and then moves up and down by the operation of the lifting unit 40 (steps 410 and 420).

At this time, the mesh 1 placed in the mold 12d of the second drying unit D in the process of lifting the rail 14 is in accordance with the lifting operation of the rail 14 in a state in which a pulp container is accommodated. Ascending and descending from the mold 12d (step 430).

Next, when the rail 14 is moved backward by the operation of the transfer unit 16, the net mesh 1 detached from the mold 12d moves backward in a state where it is mounted on the rail 14, and is below the pulp container discharge unit E. It is located on the mold 12e which is located. (440 and 450 steps)

Thereafter, when the lifting unit 40 operates to lower the rail 14, the mesh 1 placed on the rail 14 is placed in the mold 12e. (Steps 460 and 470).

That is, when the mesh 1 is placed in the mold 12e through the above process, the pulp container discharge part E operates to suck the pulp container accommodated in the mesh 1, and then discharge the discharge rail 74. The pulp container is discharged to the outside (step 480).

14 is a view showing a process of returning the mesh 1 from the rail 14 and returning to the mesh inlet H after the pulp container is discharged.

As shown, the rail 14 moves forward by the operation of the transfer unit 16, and then moves up and down by the operation of the lifting unit 40 (steps 510 and 520).

At this time, the mesh 1 placed in the mold 12e of the pulp container discharge part E is separated from the pulp container after the rail 14 moves up and down, and according to the lifting operation of the rail 14. Ascending and descending from the mold 12e (step 530).

Next, when the rail 14 moves backward by the operation of the transfer unit 16, the net mesh 1 detached from the mold 12e moves backward in the state in which it is mounted on the rail 14, and then the net return portion F Is accommodated in the lift 76. (540, 550 steps)

Then, the rail is lowered again by the operation of the lifting unit, and then moves forward by the operation of the conveying unit. (560, 570).

Next, the lift 76 receiving the mesh 1 is lowered by the power of the motor 78, and then the mesh 1 is placed in the mesh circulation table G installed under the base 10. (Steps 580, 590)

Next, the mesh circulation table G is moved forward by riding the circulation rail 92 by the power of the motor 94, and is located below the mesh input portion H. (step 600).

Thereafter, the lift 96 of the mesh input portion H is lowered to receive the mesh 1 placed in the network circulation table G, and ascends upward, thereby the mesh 1 is in an initial state. In step 610, the process returns to step 110.

As described above, the present invention achieves the following effects.

First, the present invention has the effect of significantly reducing the mold replacement time that occurs during the production of small quantities of various types by allowing a plurality of molding apparatus to be installed at the same time to form a different type of pulp container at the same time.

In addition, the present invention has the effect of producing a large amount of pulp containers of the same shape in a shorter time through a plurality of molding apparatus.

In addition, the present invention is not limited by the installation space and the work space through the structural improvement of the molding apparatus, and also has the effect of implementing the workability improvement.

Claims (5)

In the pulp container automatic forming device, A base in which a plurality of molds are placed; A supply part sequentially positioned on each of the molds, a molding part, first and second drying parts, and a pulp container discharge part; A net mesh input portion for receiving a net mesh positioned in the mold and positioned in front of the base; It is located in the rear of the base and comprises a mesh return unit for returning the mesh to the mesh input portion; A rail is installed on both sides of the base in the lengthwise direction with the molds interposed therebetween;        Under the rail, the transfer unit for horizontally moving the rail before and after the rail transports the net mesh accommodated in the mesh entrance to the molds sequentially, and the net mesh being transported through the rail is seated and detached from the molds. Pulp container automatic molding apparatus, characterized in that the installation includes a lifting unit for vertically moving the rail up and down. The method of claim 1, The transfer unit; A shaft installed under the base and rotating by the power of the motor; Pinions coupled to both ends of the shaft; A rack gear engaged with the pinion and moving forward and backward by the rotational force of the pinion; A slider guide attached to an upper end of the rack gear; A slider fitted to the slider guide; And the slider operates together with the slider guide according to the movement of the rack gear in the state attached to the bottom of the rail, and horizontally moves the rail forward and backward. The method of claim 1, The lifting unit; A vertical bar moving horizontally by the power of the cylinder; A horizontal bar coupled to both ends of the vertical bar and horizontally moved by the operation of the vertical bar; A guide attached below the horizontal bar and horizontally moved by the operation of the horizontal bar; A first link pin coupled to the guide and pivoting about a hinge fastened to the center according to the movement of the guide; A second link pin-joined with an end of the first link and lifted upward according to the rotation of the first link; A shaft pinned to the end of the second link; And the shaft moves vertically up and down according to the lifting operation of the second link in a state in which the shaft is attached to an auxiliary rail installed under the rail. The method of claim 1, The mesh return unit; A lift for receiving and receiving a mesh according to vertical and horizontal movement of the rail; A movable body is installed at the rear of the lift, wherein the movable body moves up and down on a screw thread formed on an outer diameter of a ball screw that is rotated by a power of a motor to lift and lift the lift. The method of claim 1, The molding apparatus is a pulp container automatic molding apparatus, characterized in that a plurality of the same structure is installed on the base.

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