CN113071894B

CN113071894B - Paper erecting device

Info

Publication number: CN113071894B
Application number: CN202110320809.2A
Authority: CN
Inventors: 李连海; 丛杰; 张坚; 梁军柏
Original assignee: Weihai Baowei New Material Technology Co ltd
Current assignee: Weihai Baowei New Material Technology Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-10-29
Anticipated expiration: 2041-03-25
Also published as: CN113071894A

Abstract

The application discloses found paper device, relate to the packing field, this found paper device includes first conveying frame and second conveying frame, this first conveying frame and second conveying frame set up perpendicularly, fixed mounting has main tributary vaulting pole and vice bracing piece on the first conveying frame, one side that main tributary vaulting pole and vice bracing piece are close to each other is rotated and is installed same upright cardboard, movable mounting has two side shields on the cardboard of standing, equal fixed mounting has the locating lever on two side shields, one side fixed mounting that two side shields are close to each other has same elastic cord, it installs the drive shaft to rotate on the main tributary vaulting pole, the one end fixed mounting of drive shaft is on founding the cardboard. According to the invention, through the turnover of the paper standing plate, the paper rolls can stably fall on the second conveying frame, and can be adjusted according to the paper rolls with different sizes, so that the stability of the paper rolls in standing is further ensured, the paper standing effect is ensured, and the normal production of a paper roll production line is ensured.

Description

Paper erecting device

Technical Field

The application relates to the technical field of packaging, in particular to a paper erecting device.

Background

Toilet paper is mainly used for daily hygiene of people, is one of indispensable paper types of people, and is usually wrinkled by a mechanical method to increase the softness of the toilet paper.

When toilet paper carries out production on the production line, need cut into suitable length with longer scroll through the shearing, generally cut into behind the required length when carrying to another conveying frame through a conveying frame, can make the scroll stand up through the mode that rolls down, reach the purpose of founding paper, thereby make the scroll be convenient for carry out production processes on next step, the mode that rolls down, make the scroll when being found, easily follow the production line slippage, if the size of scroll diminishes the risk that can further increase the scroll slippage, and the scroll is behind the slippage, not only the scroll can be polluted, lead to subsequent packing to produce the problem of leaking the packet and lack the packet simultaneously, and then influence the production quality of scroll, consequently, need a paper device of founding to satisfy people's demand.

Disclosure of Invention

The application provides a found paper device to the mode that rolls that proposes in solving above-mentioned background art falls for the scroll is being found when just, slips on the production line easily, if the size of scroll diminishes the risk that can further increase the scroll slippage simultaneously, and the scroll is after the slippage, not only the scroll can be polluted, leads to subsequent packing to produce the problem of missing the package less simultaneously, and then influences the problem of the production quality of scroll.

The application provides a paper standing device, which comprises a first conveying frame and a second conveying frame, wherein the first conveying frame and the second conveying frame are vertically arranged, a main supporting rod and an auxiliary supporting rod are fixedly arranged on the first conveying frame, one side, close to each other, of the main supporting rod and the auxiliary supporting rod is rotatably provided with the same standing paper plate, two side baffles are movably arranged on the standing paper plate, positioning rods are fixedly arranged on the two side baffles, one side, close to each other, of the two side baffles is fixedly provided with the same elastic band, a driving shaft is rotatably arranged on the main supporting rod, one end of the driving shaft is fixedly arranged on the standing paper plate, and an installation rod is fixedly arranged at the other end of the driving shaft;

the first conveying frame is fixedly provided with a motor, an output shaft of the motor is fixedly provided with a motor shaft through a coupler, the motor shaft is fixedly provided with a rotating disc, the rotating disc is movably provided with a linkage rod, the linkage rod is fixedly provided with a push-pull rod, the push-pull rod is rotatably provided with a connecting rod, and the connecting rod is rotatably arranged on the mounting rod.

Optionally, in an implementation manner, the standing paper board is provided with a translation hole, two translation blocks are slidably mounted in the translation hole, and the two translation blocks are respectively and fixedly mounted on the two side baffles;

one side fixed mounting that two translation pieces are close to each other has same spring, all rotates on two translation pieces to install and struts the pole, rotates on two struts the pole and installs same drive piece, rotates on the drive piece and installs the threaded rod.

In the above implementation process, optionally, in an embodiment, a sliding block is fixedly mounted on a top side of the driving block, a sliding groove is formed in a bottom side of the paper standing plate, and the sliding block is slidably mounted in the sliding groove.

Optionally, in an implementation manner, the driving block is provided with a rotating groove, one end of the threaded rod extends into the rotating groove, the inner wall of the rotating groove is annularly provided with a blocking groove, the blocking groove is rotatably provided with a circular plate, and one end of the threaded rod is fixedly mounted on the circular plate;

the bottom side fixed mounting of founding the cardboard has the gallows, sets up threaded hole on the gallows, and threaded rod screw thread is installed in the threaded hole.

In the above implementation process, optionally, in an embodiment, the opening rod is provided with two driving holes, the two driving holes are internally and rotatably provided with driving shafts, and the two driving shafts are respectively and fixedly mounted on the translation block and the driving block.

In the above implementation process, optionally, in an embodiment, through holes are formed in the main support rod and the auxiliary support rod, an auxiliary shaft is fixedly mounted on one side of the vertical paperboard away from the driving shaft, and the driving shaft and the auxiliary shaft are rotatably mounted in the two through holes respectively.

In the above implementation process, optionally, in an embodiment, the driving shaft is fixedly sleeved with a rotating ring, an inner wall of one of the through holes is annularly provided with a rotating groove, and the rotating ring is rotatably installed in the rotating groove.

In the implementation process, optionally, in an embodiment, a fixed block is fixedly mounted on the first transmission frame, a limiting hole is formed in the fixed block, and one end of the push-pull rod penetrates through the limiting hole.

In the above implementation process, optionally, in an embodiment, the connecting rod is provided with two connecting holes, the two connecting holes are rotatably provided with connecting shafts, and the two connecting shafts are respectively and fixedly mounted on the push-pull rod and the mounting rod.

Optionally, in an embodiment of the above implementation process, a linkage hole is formed in the linkage rod, a linkage shaft is movably mounted in the linkage hole, and the linkage shaft is fixedly mounted on the rotating disk.

The invention has the beneficial effects that:

according to the paper roll turning device, the motor is started, the rotating disc can be driven to rotate, the rotating disc can rotate to drive the linkage rod to move through the linkage shaft, and the linkage rod can be driven to reciprocate once along with the continuous rotation of the motor when the rotating disc rotates for one circle, so that the paper roll can be turned over once, and the paper roll on the first conveying frame can be turned over and erected and then leaked on the second conveying frame.

Furthermore, in the invention, when the paper roll enters the standing paper board, the positioning rods on the two side baffles can limit the paper roll, so that the paper roll can smoothly enter the standing paper board, meanwhile, the two side baffles can block the two sides of the paper roll, and the elastic band can further prevent the paper roll from jumping off, so that the paper roll can be stably overturned and stably falls on the second conveying frame, and further, the stable operation of a paper roll production line can be ensured.

Furthermore, according to the invention, the threaded rod is rotated to drive the driving block to move, the driving block drives the two opening rods to move, the two opening rods can drive the two side baffles to move through the two translation blocks, so that the positions of the two side baffles can be adjusted, when the size of the paper roll is small, the side baffles can still have constraint force on the paper roll in a mode of adjusting the distance between the two side baffles, and meanwhile, the elastic band can be stretched or tightened along with the movement of the two side baffles, so that the constraint force on the paper roll is further ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is a schematic structural diagram of a paper standing device according to the present invention;

FIG. 2 is a schematic bottom view of a paper-standing board of the paper-standing device according to the present invention;

FIG. 3 is a schematic structural diagram of a portion A in FIG. 2 of a paper standing device according to the present invention;

FIG. 4 is a schematic cross-sectional view of a paper-supporting board of the paper-supporting device according to the present invention;

FIG. 5 is a schematic cross-sectional view of a connection between a hanger and a slider of the paper-erecting device according to the present invention;

FIG. 6 is a schematic view of a bottom cross-sectional structure of a paper standing board of the paper standing device according to the present invention;

FIG. 7 is a schematic structural view of a motor and a driving shaft of a paper-setting device according to the present invention;

fig. 8 is a schematic cross-sectional structural view of a main support rod of a paper-setting device according to the present invention.

Icon: 1-a first transport rack; 2-a second transport rack; 3-standing the paperboard; 4-side baffle; 5-elastic band; 6-translation hole; 7-a translation block; 8-a spring; 9-opening the rod; 10-driving block; 11-a driving hole; 12-driving the shaft; 13-a hanger; 14-a threaded hole; 15-threaded rod; 16-a rotation slot; 17-a barrier trench; 18-circular plate; 19-a main support bar; 20-a through hole; 21-a drive shaft; 22-a rotating trough; 23-a rotating ring; 24-a motor; 25-rotating the disc; 26-a linkage rod; 27-a linkage hole; 28-a linkage shaft; 29-fixing block; 30-a push-pull rod; 31-a connecting rod; 32-mounting a rod; 33-connecting holes; 34-a connecting shaft; 35-a positioning rod; 36-a sliding groove; 37-motor shaft; 38-a limiting pore; 39-auxiliary support bar; 40-an auxiliary shaft; 41-sliding block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present application, it is to be understood that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, refer to the orientation or positional relationship as shown in the drawings, or as conventionally placed in use of the product of the application, or as conventionally understood by those skilled in the art, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be considered as limiting the present application.

In the description of the embodiments of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

The technical solution in the present application will be described below with reference to the accompanying drawings.

The embodiment provides a paper erecting device, please refer to fig. 1-8 in combination, the paper erecting device includes a first conveying frame 1 and a second conveying frame 2, the first conveying frame 1 and the second conveying frame 2 are vertically arranged, a main supporting rod 19 and an auxiliary supporting rod 39 are fixedly installed on the first conveying frame 1, one side, close to each other, of the main supporting rod 19 and the auxiliary supporting rod 39 is rotatably installed with a same paper erecting board 3, two side baffles 4 are movably installed on the paper erecting board 3, positioning rods 35 are fixedly installed on the two side baffles 4, one side, close to each other, of the two side baffles 4 is fixedly installed with a same elastic band 5, a driving shaft 21 is rotatably installed on the main supporting rod 19, one end of the driving shaft 21 is fixedly installed on the paper erecting board 3, an installation rod 32 is fixedly installed at the other end of the driving shaft 21, a motor 24 is fixedly installed on the first conveying frame 1, an output shaft of the motor 24 is fixedly installed with a motor shaft 37 through a coupling, the rotary disc 25 is fixedly mounted on the motor shaft 37, the linkage rod 26 is movably mounted on the rotary disc 25, the push-pull rod 30 is fixedly mounted on the linkage rod 26, the connecting rod 31 is rotatably mounted on the push-pull rod 30, the connecting rod 31 is rotatably mounted on the mounting rod 32, and finally the vertical paper plate 3 can be repeatedly turned over through starting of the motor 24, so that the vertical paper plate 3 can vertically position the paper roll on the first conveying frame 1 and is leaked on the second conveying frame 2, and the purpose of paper erection is achieved.

Further, in the embodiment of the present invention, a translation hole 6 is formed in the vertical paperboard 3, two translation blocks 7 are slidably mounted in the translation hole 6, the two translation blocks 7 are respectively and fixedly mounted on the two side baffles 4, the same spring 8 is fixedly mounted on the side where the two translation blocks 7 are close to each other, the two translation blocks 7 are both rotatably mounted with the opening rod 9, the same driving block 10 is rotatably mounted on the two opening rods 9, the threaded rod 15 is rotatably mounted on the driving block 10, when the two side baffles 4 move, the two translation blocks 7 slide in the translation hole 6, so that the side baffles 4 are limited to be capable of only horizontally moving, and the spring 8 is stressed, and therefore, the setting of the spring 8 can help the two translation blocks 7 to reset when being adjusted to be close to each other.

Further, in the embodiment of the present invention, a sliding block 41 is fixedly installed on the top side of the driving block 10, a sliding groove 36 is opened on the bottom side of the vertical paperboard 3, the sliding block 41 is slidably installed in the sliding groove 36, and when the driving block 10 moves, the sliding block 41 slides in the sliding groove 36, so that the driving block 10 is limited to move only horizontally.

Further, in the embodiment of the present invention, a rotation groove 16 is formed on the driving block 10, one end of the threaded rod 15 extends into the rotation groove 16, a blocking groove 17 is annularly formed on an inner wall of the rotation groove 16, a circular plate 18 is rotatably mounted in the blocking groove 17, one end of the threaded rod 15 is fixedly mounted on the circular plate 18, a hanger 13 is fixedly mounted on a bottom side of the vertical cardboard 3, a threaded hole 14 is formed in the hanger 13, the threaded rod 15 is threadedly mounted in the threaded hole 14, when the threaded rod 15 is rotated, the threaded rod 15 can drive the circular plate 18 to rotate, the circular plate 18 rotates in the blocking groove 17, and then the threaded rod 15 rotates in the threaded hole 14, so that when the threaded rod 15 moves, the threaded rod 15 can drive the driving block 10 to move through the circular plate 18.

Further, in the embodiment of the present invention, two driving holes 11 are formed in the opening rod 9, driving shafts 12 are rotatably installed in the two driving holes 11, the two driving shafts 12 are respectively and fixedly installed on the translation block 7 and the driving block 10, when the driving block 10 moves, the two driving shafts 12 drive the two opening rods 9 to rotate, and the two opening rods 9 drive the two translation blocks 7 to move through the other two driving shafts 12, so that the purpose of adjusting the distance between the two side guards 4 can be achieved.

Further, in the embodiment of the present invention, through holes 20 are formed in both the main support bar 19 and the auxiliary support bar 39, an auxiliary shaft 40 is fixedly mounted on a side of the upright paper board 3 away from the driving shaft 21, the driving shaft 21 and the auxiliary shaft 40 are respectively rotatably mounted in the two through holes 20, and the upright paper board 3 can rotate on the main support bar 19 and the auxiliary support bar 39 through the driving shaft 21 and the auxiliary shaft 40 by the arrangement of the driving shaft 21 and the auxiliary shaft 40.

Further, in the embodiment of the present invention, the rotating ring 23 is fixedly sleeved on the driving shaft 21, the rotating groove 22 is annularly formed on the inner wall of the through hole 20, the rotating ring 23 is rotatably installed in the rotating groove 22, when the driving shaft 21 rotates, the driving shaft 21 drives the rotating ring 23 to rotate, the rotating ring 23 rotates in the rotating groove 22, and further the driving shaft 21 is limited to rotate only, so that the cardboard 3 does not displace when rotating.

Further, in the embodiment of the present invention, the fixed block 29 is fixedly mounted on the first conveying frame 1, the fixed block 29 is provided with a limiting hole 38, one end of the push-pull rod 30 penetrates through the limiting hole 38, and the push-pull rod 30 moves in the limiting hole 38 when moving, so that the push-pull rod 30 can be limited to move only horizontally.

Further, in the embodiment of the present invention, two connection holes 33 are formed in the connection rod 31, connection shafts 34 are rotatably mounted in the two connection holes 33, the two connection shafts 34 are respectively and fixedly mounted on the push-pull rod 30 and the mounting rod 32, when the linkage rod 26 moves, the push-pull rod 30 can be driven to move, one connection shaft 34 can be driven to move, the connection shaft 34 moves to drive the connection rod 31 to move, the connection rod 31 moves to drive the mounting rod 32 to rotate through the other connection shaft 34, and the two connection shafts 34 respectively rotate in the two connection holes 33, thereby ensuring that the connection rod 31 can drive the mounting rod 32 to rotate.

Further, in the embodiment of the present invention, a linkage hole 27 is formed in the linkage rod 26, a linkage shaft 28 is movably installed in the linkage hole 27, the linkage shaft 28 is fixedly installed on the rotating disk 25, when the rotating disk 25 rotates, the linkage shaft 28 can be driven to rotate, so that the linkage shaft 28 can drive the linkage rod 26 to move, and meanwhile, the linkage shaft 28 can slide in the linkage hole 27, so that the purpose that the rotating disk 25 rotates for a circle, so that the linkage rod 26 can move back and forth for one time can be achieved.

In summary, the working principle of the paper-setting device provided by the embodiment of the invention is as follows:

when the paper standing device provided by the embodiment of the invention is used, when a first conveying frame 1 conveys paper rolls, the paper rolls enter a paper standing plate 3 through the blocking of two positioning rods 35, the paper rolls cannot jump off through the matching of two side baffles 4 and an elastic band 5, a motor 24 is started at the same time, the motor 24 drives a rotating disc 25 to rotate through a motor shaft 37, the rotating disc 25 rotates to drive a linkage shaft 28 to rotate, the linkage shaft 28 rotates to push a linkage rod 26 to move, the linkage rod 26 slides in a linkage hole 27, so that the linkage rod 26 pushes a push-pull rod 30 to move, the push-pull rod 30 moves in a limiting hole 38, the push-pull rod 30 is limited to move only in the horizontal direction, the push-pull rod 30 moves to drive a connecting shaft 34 to move, the connecting shaft 34 moves to drive a connecting rod 31 to move, the connecting rod 31 moves to drive a mounting rod 32 to rotate through another connecting shaft 34, installation pole 32 rotates and drives drive shaft 21 and rotates, drive shaft 21 rotates at a through-hole 20, drive shaft 21 rotates and drives rotatory ring 23 and rotate simultaneously, rotatory ring 23 is at the internal rotation of swivelling chute 22, and then make drive shaft 21 drive upright cardboard 3 when rotating and rotate, upright cardboard 3 rotates and drives auxiliary shaft 40 and rotate, auxiliary shaft 40 is at another through-hole 20 internal rotation, and then make upright cardboard 3 pass through drive shaft 21 and auxiliary shaft 40 and rotate, thereby make upright cardboard 3 can overturn, thereby found leaking and send away on second conveying frame 2 after the scroll upset, thereby reached the purpose of founding the paper.

Further, when the first transfer rack 1 transfers the paper rolls, the push-pull rod 30 is reset along with the continuous rotation of the rotating disc 25 due to the interval between the paper rolls, so that the paper standing plate 3 can be reset, and then the operation is continued, so that the paper rolls on the first transfer rack 1 can be turned over and then stand and leak on the second transfer rack 2; meanwhile, in order to deal with paper rolls with different sizes, the distance between the two side baffles 4 can be adjusted within a certain range according to the size of the paper roll, at the moment, the threaded rod 15 can be rotated, the threaded rod 15 rotates in the threaded hole 14, the threaded rod 15 can be moved, the threaded rod 15 rotates to drive the circular plate 18 to rotate, the circular plate 18 rotates in the blocking groove 17, the threaded rod 15 can drive the driving block 10 to move through the circular plate 18, the driving block 10 moves to drive the sliding block 41 to move, the sliding block 41 slides in the sliding groove 36, the driving block 10 is limited to move only in the horizontal direction, the driving block 10 moves to drive the two driving shafts 12 to move, the two driving shafts 12 drive the two opening rods 9 to move, the two opening rods 9 move to drive the two translation blocks 7 to move through the other two driving shafts 12, the two translation blocks 7 move to drive the two side baffles 4 to move and simultaneously stress the spring 8, and then make the position between two side shield 4 to adjust, and then can make two side shield 4 can restrict the scroll of not unidimensional, can not lead to the scroll not receive blockking of two side shield 4 because of the scroll undersize, guaranteed that the scroll can reverse, further guaranteed to reach the purpose of founding the paper.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A paper standing device is characterized by comprising a first conveying frame and a second conveying frame, wherein the first conveying frame and the second conveying frame are vertically arranged, a main supporting rod and an auxiliary supporting rod are fixedly installed on the first conveying frame, one side, close to each other, of the main supporting rod and the auxiliary supporting rod is rotatably installed with a same standing paper plate, two side baffles are movably installed on the standing paper plate, positioning rods are fixedly installed on the two side baffles, one side, close to each other, of the two side baffles is fixedly installed with a same elastic band, a driving shaft is rotatably installed on the main supporting rod, one end of the driving shaft is fixedly installed on the standing paper plate, and an installation rod is fixedly installed at the other end of the driving shaft;

the first conveying frame is fixedly provided with a motor, an output shaft of the motor is fixedly provided with a motor shaft through a coupler, the motor shaft is fixedly provided with a rotating disc, the rotating disc is movably provided with a linkage rod, the linkage rod is fixedly provided with a push-pull rod, the push-pull rod is rotatably provided with a connecting rod, and the connecting rod is rotatably arranged on the mounting rod;

the vertical paper plate is provided with a translation hole, two translation blocks are slidably mounted in the translation hole, and the two translation blocks are fixedly mounted on the two side baffles respectively; one side, close to each other, of each of the two translation blocks is fixedly provided with the same spring, each of the two translation blocks is rotatably provided with an opening rod, the two opening rods are rotatably provided with the same driving block, and the driving blocks are rotatably provided with threaded rods; a sliding block is fixedly installed on the top side of the driving block, a sliding groove is formed in the bottom side of the paper standing plate, and the sliding block is installed in the sliding groove in a sliding mode; a rotating groove is formed in the driving block, one end of the threaded rod extends into the rotating groove, a blocking groove is formed in the inner wall of the rotating groove in an annular mode, a circular plate is rotatably installed in the blocking groove, and one end of the threaded rod is fixedly installed on the circular plate; a hanging bracket is fixedly arranged on the bottom side of the vertical paper board, a threaded hole is formed in the hanging bracket, and the threaded rod is installed in the threaded hole in a threaded manner; the opening rod is provided with two driving holes, two driving shafts are rotatably arranged in the driving holes, and the two driving shafts are fixedly arranged on the translation block and the driving block respectively.

2. The paper standing device according to claim 1, wherein the main support rod and the auxiliary support rod are provided with through holes, an auxiliary shaft is fixedly mounted on one side of the paper standing plate away from the driving shaft, and the driving shaft and the auxiliary shaft are rotatably mounted in the two through holes respectively.

3. A paper-holding device as claimed in claim 2, wherein a rotating ring is fixedly secured to the driving shaft, and a rotating groove is formed in an inner wall of one of the through holes, and the rotating ring is rotatably mounted in the rotating groove.

4. The paper standing device according to claim 3, wherein a fixed block is fixedly mounted on the first conveying frame, a limiting hole is formed in the fixed block, and one end of the push-pull rod penetrates through the limiting hole.

5. The paper erecting device as recited in claim 4, wherein two connecting holes are formed in the connecting rod, a connecting shaft is rotatably mounted in each of the two connecting holes, and the two connecting shafts are fixedly mounted on the push-pull rod and the mounting rod respectively.

6. The paper erecting device as recited in claim 5, wherein a linkage hole is formed in the linkage rod, a linkage shaft is movably mounted in the linkage hole, and the linkage shaft is fixedly mounted on the rotating disc.