CN217192004U

CN217192004U - Punching device for processing side plate of billboard

Info

Publication number: CN217192004U
Application number: CN202220937463.0U
Authority: CN
Inventors: 姜成龙
Original assignee: Wuhan Longshenglong Marketing Planning Co Ltd
Current assignee: Wuhan Longshenglong Marketing Planning Co Ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-08-16
Anticipated expiration: 2032-04-21

Abstract

The utility model relates to the technical field of billboard processing, in particular to a punching device for billboard side plate processing, which does not need to adjust the punching position of the side plate before punching, reduces the consumed time and improves the working efficiency; the automatic punching machine comprises a base, a portal, a hydraulic cylinder, a punching die, a right wheel frame, a left wheel frame, rollers and slide rails, wherein the portal is arranged on the base, the fixed end of the hydraulic cylinder is installed on the portal, the moving end of the hydraulic cylinder is provided with a punch, the punching die is installed on the base, punching holes of the punching die are aligned with the punch, the right wheel frame and the left wheel frame are installed on the base in parallel, a plurality of rollers are respectively arranged on the right wheel frame and the left wheel frame, the two slide rails are respectively installed on the base in parallel with the right wheel frame and the left wheel frame, the two slide rails are respectively symmetrically arranged on the left side and the right side of the punching die, the two clamping mechanisms are respectively symmetrically and slidably installed on the two slide rails, the two driving mechanisms are installed on the upper end face of the base, and are respectively in transmission connection with the two clamping mechanisms.

Description

Punching device for processing side plate of billboard

Technical Field

The utility model relates to a technical field of bill-board processing especially relates to a punching device of bill-board curb plate processing.

Background

The bill-board adds the processing that punches a hole with the curb plate of bill-board man-hour, when the bill-board curb plate need punch a hole in succession to when punching a hole and arranging into one row, just need punch a hole many times, and all adjust the position of curb plate before punching a hole at every turn and make the drift of punching machine aim at the position that the curb plate needs punch a hole, and this can consume a large amount of time, leads to work efficiency to reduce.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a need not to punch a hole the position of punching a hole of preceding adjustment curb plate, reduce the time that consumes, improve work efficiency's punching device of bill-board curb plate processing.

The utility model relates to a punching device for processing billboard side plates, which comprises a base, a portal frame, a hydraulic cylinder, a punching die, a right wheel frame, a left wheel frame, rollers and slide rails, wherein the base is provided with a controller and a hydraulic system, the upper end surface of the base is provided with the portal frame, the fixed end of the hydraulic cylinder is arranged on the upper end surface of the portal frame, the lower end of the moving end of the hydraulic cylinder is provided with a punch head, the punching die is arranged on the upper end surface of the base, the punching holes of the punching die are aligned with the punch head, the right wheel frame and the left wheel frame are arranged on the upper end surface of the base in parallel, the inner walls of the right wheel frame and the left wheel frame are respectively provided with a plurality of rollers, the rollers are symmetrically arranged on the left side and the right side of the punching die, the two slide rails are arranged on the upper end surface of the base, the two slide rails are respectively arranged in parallel with the right wheel frame and the left wheel frame, the two slide rails are respectively symmetrically arranged on the left side and the right side of the punching die, the two clamping mechanisms are respectively and the two slide rails symmetrically and the slide rails, the two driving mechanisms are arranged on the upper end surface of the base and are respectively in transmission connection with the two clamping mechanisms; setting a punching program of equipment according to the punching position, adjusting the positions of a right wheel frame and a left wheel frame according to the axis of the continuous punching position of the side plate of the billboard, clamping the left side and the right side of the side plate of the billboard by a plurality of rollers to position the side plate of the billboard, aligning the axis of the punching position of the side plate of the billboard with a punch at the lower end of a hydraulic cylinder, clamping the inner end of the side plate of the billboard by two clamping mechanisms, synchronously moving the two clamping mechanisms along two slide rails by two driving mechanisms according to the program, aligning the punching position of the side plate of the billboard with the punch at the lower end of the hydraulic cylinder, extending the hydraulic cylinder, punching the punch of the hydraulic cylinder with a punching die, driving the two clamping mechanisms to move to the next punching position according to the punching program by the two driving mechanisms, punching for multiple times until the punching is finished, and not needing to adjust the punching position of the side plate before each punching, the time consumed is reduced, and the working efficiency is improved.

Preferably, the driving mechanism further comprises a screw rod, two vertical plates and a stepping motor, the vertical plates are respectively rotatably mounted at the front end and the rear end of the screw rod, the two vertical plates are both mounted on the upper end face of the base, the stepping motor is mounted on one vertical plate, an output shaft of the stepping motor is concentrically connected with one end of the screw rod, and the screw rod is rotatably connected with the clamping mechanism through a screw rod nut; the lead screw is supported by the two vertical plates, the lead screw is driven by the stepping motor to rotate according to a program, the lead screw drives the clamping mechanism to move for a distance along the slide rail through the lead screw nut, a plurality of punched holes of the side plate of the billboard are sequentially aligned with the punch at the lower end of the hydraulic cylinder and punched, and the practicability of the device is improved.

Preferably, the clamping mechanism further comprises a sliding table, a lower clamping plate, a clamping frame, an upper clamping plate and a clamping cylinder, the sliding table is connected with the sliding rail in a sliding mode through a sliding block, the sliding table is rotatably connected with the lead screw through a lead screw nut, the lower clamping plate is mounted at the front part of the upper end face of the sliding table, the lower end of the clamping frame is rotatably mounted at the rear part of the upper end face of the sliding table, the upper clamping plate is rotatably mounted at the upper end of the clamping frame, the upper clamping plate is located above the rear part of the lower clamping plate, the fixed end of the clamping cylinder is rotatably mounted at the rear end of the sliding table, and the moving end of the clamping cylinder is rotatably connected with the middle part of the clamping frame; two centre gripping jars and hydraulic oil headtotail, place the one end of bill-board curb plate on the lower plate, the centre gripping jar extension, the removal end of centre gripping jar promotes the holding frame and turns over the knot forward for the front end of holding frame is pressed the punch holder and is detained on the bill-board curb plate, and the punch holder cooperates with the lower plate and presss from both sides the bill-board curb plate tightly, improve equipment's practicality.

Preferably, the device also comprises a plurality of auxiliary wheel frames, a plurality of sliding rods and a plurality of springs, wherein a plurality of rollers are arranged on the inner wall of each auxiliary wheel frame, one ends of the plurality of sliding rods are arranged on the outer wall of each auxiliary wheel frame, the plurality of sliding rods are all in sliding connection with the left wheel frame, the plurality of springs are respectively sleeved on the plurality of sliding rods, and two ends of the plurality of springs are respectively connected with the left wheel frame and the auxiliary wheel frame; the side plate of the billboard is contacted with the rollers on the right wheel frame and the auxiliary wheel frame, the springs are compressed, and the elastic force of the springs enables the rollers to keep a certain pressing force on the side plate of the billboard, so that the stability during punching is improved.

Preferably, the punching die further comprises a plurality of supporting rings and a guide supporting plate, the supporting rings are respectively arranged on the outer walls of the lower parts of the rollers, the guide supporting plate is arranged in the front of the upper end face of the base, and the upper end faces of the supporting rings and the guide supporting plate are flush with the upper end face of the punching die; the side plates of the advertising board are supported by the supporting rings in a matched mode through the punching die, so that the side plates of the advertising board are kept horizontal, and the stability of punching of the equipment is improved.

Preferably, the device also comprises a discharge pipeline, an input port of the discharge pipeline is communicated with the punched hole of the punching die, and an output end of the discharge pipeline extends out of the outer wall of the base; the side plate of the billboard is punched by the punch head and the punching die to be matched, so that the punched material blocks fall into the discharging pipeline and are discharged out of the base through the discharging pipeline, the punching blockage of the punching die is avoided, and the reliability of the device is improved.

Compared with the prior art, the beneficial effects of the utility model are that: setting a punching program of equipment according to the punching position, adjusting the positions of a right wheel frame and a left wheel frame according to the axis of the continuous punching position of the side plate of the billboard, clamping the left side and the right side of the side plate of the billboard by a plurality of rollers to position the side plate of the billboard, aligning the axis of the punching position of the side plate of the billboard with a punch at the lower end of a hydraulic cylinder, clamping the inner end of the side plate of the billboard by two clamping mechanisms, synchronously moving the two clamping mechanisms along two slide rails by two driving mechanisms according to the program, aligning the punching position of the side plate of the billboard with the punch at the lower end of the hydraulic cylinder, extending the hydraulic cylinder, punching the punch of the hydraulic cylinder with a punching die, driving the two clamping mechanisms to move to the next punching position according to the punching program by the two driving mechanisms, punching for multiple times until the punching is finished, and not needing to adjust the punching position of the side plate before each punching, the consumed time is reduced, and the working efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the drive mechanism and the clamping mechanism;

FIG. 4 is a schematic structural diagram of the right wheel frame, the left wheel frame and the roller;

in the drawings, the reference numbers: 1. a base; 2. a gantry; 3. a hydraulic cylinder; 4. punching a die; 5. a right wheel frame; 6. a left wheel carrier; 7. a roller; 8. a slide rail; 9. a screw rod; 10. a vertical plate; 11. a stepping motor; 12. a sliding table; 13. a lower splint; 14. a clamping frame; 15. an upper splint; 16. a clamping cylinder; 17. a sub-wheel carrier; 18. a slide bar; 19. a spring; 20. a ring; 21. a guide supporting plate; 22. and (7) a discharge pipeline.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Example 1

A punching device for processing a side plate of a billboard comprises a base 1, a portal frame 2, a hydraulic cylinder 3, a punching die 4, a right wheel frame 5, a left wheel frame 6, rollers 7 and slide rails 8, wherein the base 1 is provided with a controller and a hydraulic system, the upper end surface of the base 1 is provided with the portal frame 2, the fixed end of the hydraulic cylinder 3 is installed on the upper end surface of the portal frame 2, the lower end of the moving end of the hydraulic cylinder 3 is provided with a punch, the punching die 4 is installed on the upper end surface of the base 1, the punching holes of the punching die 4 are aligned with the punch, the right wheel frame 5 and the left wheel frame 6 are installed on the upper end surface of the base 1 in parallel, the inner walls of the right wheel frame 5 and the left wheel frame 6 are respectively provided with a plurality of rollers 7, the plurality of rollers 7 are symmetrically arranged on the left side and the right side of the punching die 4, the two slide rails 8 are installed on the upper end surface of the base 1, the two slide rails 8 are respectively arranged in parallel with the right wheel frame 5 and the left wheel frame 6, the two slide rails 8 are respectively symmetrically arranged on the left side and the left side of the punching die 4, the two clamping mechanisms are symmetrically and slidably mounted on the two sliding rails 8 respectively, the two driving mechanisms are mounted on the upper end surface of the base 1, and the two driving mechanisms are in transmission connection with the two clamping mechanisms respectively; according to the punching position, a punching program of the equipment is set, the positions of a right wheel frame 5 and a left wheel frame 6 are adjusted according to the axial lines of the continuous punching positions of the side plates of the advertising board, when a plurality of rollers 7 clamp the left side and the right side of the side plates of the advertising board to position the side plates of the advertising board, the axial lines of the punching positions of the side plates of the advertising board are aligned with a punch at the lower end of a hydraulic cylinder 3, the inner ends of the side plates of the advertising board are clamped by two clamping mechanisms, two driving mechanisms synchronously move along two slide rails 8 according to the program, the punching positions of the side plates of the advertising board are aligned with the punch at the lower end of the hydraulic cylinder 3, the hydraulic cylinder 3 extends to enable the punch of the hydraulic cylinder 3 to be matched with a punching die 4 to punch the side plates of the advertising board, the two driving mechanisms drive the two clamping mechanisms to move to the next punching position according to the punching program, and multiple times of punching are completed, the punching position of the side plate is not required to be adjusted before each punching, the consumed time is reduced, and the working efficiency is improved.

Example 2

A punching device for processing a side plate of a billboard comprises a base 1, a portal frame 2, a hydraulic cylinder 3, a punching die 4, a right wheel frame 5, a left wheel frame 6, rollers 7 and slide rails 8, wherein the base 1 is provided with a controller and a hydraulic system, the upper end surface of the base 1 is provided with the portal frame 2, the fixed end of the hydraulic cylinder 3 is installed on the upper end surface of the portal frame 2, the lower end of the moving end of the hydraulic cylinder 3 is provided with a punch, the punching die 4 is installed on the upper end surface of the base 1, the punching holes of the punching die 4 are aligned with the punch, the right wheel frame 5 and the left wheel frame 6 are installed on the upper end surface of the base 1 in parallel, the inner walls of the right wheel frame 5 and the left wheel frame 6 are respectively provided with a plurality of rollers 7, the plurality of rollers 7 are symmetrically arranged on the left side and the right side of the punching die 4, the two slide rails 8 are installed on the upper end surface of the base 1, the two slide rails 8 are respectively arranged in parallel with the right wheel frame 5 and the left wheel frame 6, the two slide rails 8 are respectively symmetrically arranged on the left side and the left side of the punching die 4, the two clamping mechanisms are symmetrically and slidably mounted on the two sliding rails 8 respectively, the two driving mechanisms are mounted on the upper end surface of the base 1, and the two driving mechanisms are in transmission connection with the two clamping mechanisms respectively; the driving mechanism further comprises a screw rod 9, two vertical plates 10 and a stepping motor 11, the vertical plates 10 are respectively rotatably mounted at the front end and the rear end of the screw rod 9, the two vertical plates 10 are both mounted on the upper end face of the base 1, the stepping motor 11 is mounted on one vertical plate 10, an output shaft of the stepping motor 11 is concentrically connected with one end of the screw rod 9, and the screw rod 9 is rotatably connected with the clamping mechanism through a screw rod nut; the clamping mechanism further comprises a sliding table 12, a lower clamping plate 13, a clamping frame 14, an upper clamping plate 15 and a clamping cylinder 16, the sliding table 12 is connected with a sliding rail 8 in a sliding mode through a sliding block, the sliding table 12 is connected with a screw rod 9 in a rotating mode through a screw nut, the lower clamping plate 13 is installed on the front portion of the upper end face of the sliding table 12, the lower end of the clamping frame 14 is installed on the rear portion of the upper end face of the sliding table 12 in a rotating mode, the upper clamping plate 15 is installed on the upper end of the clamping frame 14 in a rotating mode, the upper clamping plate 15 is located above the rear portion of the lower clamping plate 13, the fixed end of the clamping cylinder 16 is installed at the rear end of the sliding table 12 in a rotating mode, and the moving end of the clamping cylinder 16 is connected with the middle of the clamping frame 14 in a rotating mode; two centre gripping jars 16 and hydraulic oil headtotail, place the one end of bill-board curb plate on lower plate 13, centre gripping jar 16 extension, centre gripping jar 16 remove the end and promote holding frame 14 and turn over forward and detain, make the front end of holding frame 14 press upper plate 15 to detain on the bill-board curb plate, upper plate 15 and lower plate 13 cooperation press from both sides the bill-board curb plate tightly, two risers 10 support lead screw 9, step motor 11 rotates according to program drive lead screw 9, make lead screw 9 pass through lead screw nut drive slip table 12 and remove one section distance along slide rail 8, make a plurality of punches a hole of bill-board curb plate align and punch a hole with the drift of 3 lower extremes of pneumatic cylinder in proper order, improve equipment's practicality.

Example 3

A punching device for processing a side plate of a billboard comprises a base 1, a portal frame 2, a hydraulic cylinder 3, a punching die 4, a right wheel frame 5, a left wheel frame 6, rollers 7 and slide rails 8, wherein the base 1 is provided with a controller and a hydraulic system, the upper end surface of the base 1 is provided with the portal frame 2, the fixed end of the hydraulic cylinder 3 is installed on the upper end surface of the portal frame 2, the lower end of the moving end of the hydraulic cylinder 3 is provided with a punch, the punching die 4 is installed on the upper end surface of the base 1, the punching holes of the punching die 4 are aligned with the punch, the right wheel frame 5 and the left wheel frame 6 are installed on the upper end surface of the base 1 in parallel, the inner walls of the right wheel frame 5 and the left wheel frame 6 are respectively provided with a plurality of rollers 7, the plurality of rollers 7 are symmetrically arranged on the left side and the right side of the punching die 4, the two slide rails 8 are installed on the upper end surface of the base 1, the two slide rails 8 are respectively arranged in parallel with the right wheel frame 5 and the left wheel frame 6, the two slide rails 8 are respectively symmetrically arranged on the left side and the left side of the punching die 4, the two clamping mechanisms are symmetrically and slidably mounted on the two sliding rails 8 respectively, the two driving mechanisms are mounted on the upper end face of the base 1, and the two driving mechanisms are in transmission connection with the two clamping mechanisms respectively; the device is characterized by further comprising a plurality of auxiliary wheel frames 17, a plurality of sliding rods 18 and a plurality of springs 19, wherein a plurality of rollers 7 are mounted on the inner wall of the auxiliary wheel frame 17, one ends of the sliding rods 18 are mounted on the outer wall of the auxiliary wheel frame 17, the sliding rods 18 are in sliding connection with the left wheel frame 6, the springs 19 are respectively sleeved on the sliding rods 18, and two ends of the springs 19 are respectively connected with the left wheel frame 6 and the auxiliary wheel frame 17; the punching die further comprises a plurality of supporting rings 20 and a guide supporting plate 21, wherein the supporting rings 20 are respectively arranged on the outer walls of the lower parts of the rollers 7, the guide supporting plate 21 is arranged in the front of the upper end face of the base 1, and the upper end faces of the supporting rings 20 and the guide supporting plate 21 are flush with the upper end face of the punching die 4; the device also comprises a discharge pipeline 22, wherein the input port of the discharge pipeline 22 is communicated with the punched hole of the punching die 4, and the output end of the discharge pipeline 22 extends out of the outer wall of the base 1; the supporting rings 20 are matched with the punching die 4 to support the side plate of the advertising board, so that the side plate of the advertising board is kept horizontal, the side plate of the advertising board is contacted with the rollers 7 on the right wheel frame 5 and the auxiliary wheel frame 17, the springs 19 are compressed, the elastic force of the springs 19 enables the rollers 7 to keep certain pressing force on the side plate of the advertising board, the stability of the equipment during punching is improved, the side plate of the advertising board is punched by the punch and the punching die 4, and the side plate is punched by the punch and the punching die 4 to fall into the discharging pipeline 22 and is discharged out of the base 1 through the discharging pipeline 22, the punching blockage of the punching die 4 is avoided, and the reliability of the equipment is improved.

As shown in fig. 1 to 4, in the punching device for processing the side plate of the billboard of the present invention, when it works, firstly, the punching program of the device is set according to the punching position, then, according to the axis of the continuous punching position of the side plate of the billboard, the positions of the right wheel frame 5 and the left wheel frame 6 are adjusted, so that when the plurality of rollers 7 clamp the left and right sides of the side plate of the billboard to position the side plate of the billboard, the axis of the punching position of the side plate of the billboard aligns with the punch at the lower end of the hydraulic cylinder 3, then one end of the side plate of the billboard is placed on the lower clamp plate 13, the clamping cylinder 16 is extended, the moving end of the clamping cylinder 16 pushes the clamping frame 14 to turn over forward, so that the front end of the clamping frame 14 presses the upper clamp plate 15 on the side plate of the billboard, the upper clamp plate 15 and the lower clamp plate 13 cooperate to clamp the side plate of the billboard, the stepping motor 11 drives the screw rod 9 to rotate according to program, so that the screw rod 9 drives the sliding table 12 to move a distance along the sliding rail 8 through the screw rod nut, so that a plurality of punched holes of the side plate of the billboard are aligned with the punch at the lower end of the hydraulic cylinder 3 in sequence and punched, and finally, the holes are punched for a plurality of times until the punching is finished.

The utility model discloses the main function who realizes does: the punching position of the side plate is not required to be adjusted before punching, the consumed time is reduced, and the working efficiency is improved.

The utility model discloses a punching device for processing a side plate of a billboard, the installation mode, the connection mode or the setting mode of which are all common mechanical modes, and the punching device can be implemented as long as the beneficial effects can be achieved; the utility model discloses a punching device of bill-board curb plate processing's base 1, pneumatic cylinder 3, right wheel carrier 5, punching die 4, gyro wheel 7, slide rail 8, lead screw 9, step motor 11, centre gripping jar 16, slide bar 18, spring 19 are purchase on the market, this industry technical staff only need according to its subsidiary operating specification install and operate can, and need not the technical staff in the field and pay out creative work.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A punching device for machining a side plate of a billboard is characterized by comprising a base (1), a portal frame (2), a hydraulic cylinder (3), a punching die (4), a right wheel frame (5), a left wheel frame (6), rollers (7) and a slide rail (8), wherein the base (1) is provided with a controller and a hydraulic system, the portal frame (2) is arranged on the upper end surface of the base (1), the fixed end of the hydraulic cylinder (3) is installed on the upper end surface of the portal frame (2), the lower end of the moving end of the hydraulic cylinder (3) is provided with a punch, the punching die (4) is installed on the upper end surface of the base (1), the punched holes of the punching die (4) are aligned with the punch, the right wheel frame (5) and the left wheel frame (6) are installed on the upper end surface of the base (1) in parallel, the inner walls of the right wheel frame (5) and the left wheel frame (6) are respectively provided with the rollers (7), and the rollers (7) are symmetrically arranged on the left side and right side of the punching die (4), two slide rails (8) are installed on the upper end face of the base (1), the two slide rails (8) are respectively arranged in parallel with the right wheel carrier (5) and the left wheel carrier (6), the two slide rails (8) are respectively and symmetrically arranged on the left side and the right side of the punching die (4), the two clamping mechanisms are respectively and symmetrically installed on the two slide rails (8) in a sliding mode, the two driving mechanisms are installed on the upper end face of the base (1), and the two driving mechanisms are respectively in transmission connection with the two clamping mechanisms.

2. The punching device for processing the side plate of the billboard as claimed in claim 1, wherein the driving mechanism further comprises a screw rod (9), two vertical plates (10) and a stepping motor (11), the vertical plates (10) are respectively rotatably mounted at the front end and the rear end of the screw rod (9), the two vertical plates (10) are both mounted on the upper end surface of the base (1), the stepping motor (11) is mounted on one vertical plate (10), an output shaft of the stepping motor (11) is concentrically connected with one end of the screw rod (9), and the screw rod (9) is rotatably connected with the clamping mechanism through a screw rod nut.

3. The punching device for the billboard side plate processing according to claim 2, wherein the clamping mechanism further comprises a sliding table (12), a lower clamping plate (13), a clamping frame (14), an upper clamping plate (15) and a clamping cylinder (16), the sliding table (12) is slidably connected with the sliding rail (8) through a sliding block, the sliding table (12) is rotatably connected with the screw rod (9) through a screw nut, the lower clamping plate (13) is mounted at the front part of the upper end face of the sliding table (12), the lower end of the clamping frame (14) is rotatably mounted at the rear part of the upper end face of the sliding table (12), the upper clamping plate (15) is rotatably mounted at the upper end of the clamping frame (14), the upper clamping plate (15) is located above the rear part of the lower clamping plate (13), the fixed end of the clamping cylinder (16) is rotatably mounted at the rear end of the sliding table (12), and the movable end of the clamping cylinder (16) is rotatably connected with the middle part of the clamping frame (14).

4. The punching device for processing the side plate of the advertising board as claimed in claim 1, further comprising a plurality of auxiliary wheel frames (17), a plurality of sliding rods (18) and a plurality of springs (19), wherein a plurality of rollers (7) are mounted on the inner wall of the auxiliary wheel frame (17), one ends of the plurality of sliding rods (18) are mounted on the outer wall of the auxiliary wheel frame (17), the plurality of sliding rods (18) are all slidably connected with the left wheel frame (6), the plurality of springs (19) are respectively sleeved on the plurality of sliding rods (18), and two ends of the plurality of springs (19) are respectively connected with the left wheel frame (6) and the auxiliary wheel frame (17).

5. The punching device for processing the side plate of the advertising board as claimed in claim 1, further comprising a plurality of support rings (20) and a guide supporting plate (21), wherein the plurality of support rings (20) are respectively installed on the outer walls of the lower portions of the plurality of rollers (7), the guide supporting plate (21) is installed in front of the upper end face of the base (1), and the upper end faces of the plurality of support rings (20) and the guide supporting plate (21) are flush with the upper end face of the punching die (4).

6. A punching device for billboard side panel processing according to claim 1, further comprising a discharge duct (22), wherein an input port of the discharge duct (22) is communicated with the punching hole of the punching die (4), and an output port of the discharge duct (22) extends outside the outer wall of the base (1).