CN116351919A - Plate bending machine - Google Patents

Abstract

The invention discloses a plate bending machine which comprises a base, a roll shaft, a supporting seat, a driving part, a press roll and a lifting part, wherein a collecting guide plate which is inclined downwards is arranged on one side, close to a material outlet position, of the roll shaft, two ends of the collecting guide plate are respectively connected with the supporting seats on two sides, a collecting groove is arranged on the lower side of the collecting guide plate, a first brush guide part which extends upwards obliquely towards one side of the press roll and is used for being attached to the outer wall of a plate is arranged on the upper side of the collecting guide plate, a telescopic rod with one end hinged to one end, close to the driving part, of the collecting guide plate is arranged on the collecting guide plate, a connecting pipe which is parallel to the press roll is arranged at one end, far away from the collecting guide plate, of the telescopic rod, a second brush guide part which extends downwards obliquely towards one side of the roll shaft and is used for being attached to the inner wall of the plate is arranged on the connecting pipe, and hanging arms which are semicircular and are hung at two ends of the press roll are arranged on the two ends of the connecting pipe.

Description

A rolling machine

technical field

The invention relates to the technical field of plate rolling machine design, in particular to a plate rolling machine.

Background technique

The plate rolling machine is a plate curling equipment that uses three rotating rods to bend the plate into a cylindrical shape.

At present, the Chinese patent with the publication number CN209969264U and the publication date of January 21, 2020 discloses a new type of three-roller titanium plate rolling machine, including a plate frame body, and a No. 1 motor is fixedly installed on the upper part of the plate frame body. , the upper part of the plate frame body is located on one side of the No. 1 motor, and a reducer is fixedly installed. The rear surface of the reducer is movably installed with a driving gear, and the rear of the drive gear is movably connected with a lower roller shaft. The upper surface of the plate frame body is located at No. 2 motor is fixedly installed below the lower roller shaft, the upper roller shaft is movably installed above the lower roller shaft above the plate frame body, and a protective shell is fixedly installed on the front surface of the No. 1 motor.

Among them, the No. 1 motor is started to drive the driving shaft to rotate, so that the belt drives the reducer to rotate, and the torque force is increased through the deceleration of the motor, and then the power is transmitted to the No. 1 gear and the No. 2 gear through the driving gear, and then the two gears will drive simultaneously The two lower rollers rotate. At this time, the upper roller of the plate bending machine is at the symmetrical position in the center of the two lower rollers. The hydraulic oil in the hydraulic cylinder is driven by the No. 2 motor to act on the piston for vertical lifting movement. The plastic metal plate with flat specifications Through the three working rolls of the plate rolling machine, with the help of the downward pressure of the upper roll and the rotation of the lower roll, the metal plate is continuously bent through multiple passes, resulting in permanent plastic deformation, and rolled into the required circle. Cylindrical.

In the actual plate curling work, since most of the plates are made of iron, iron oxide scales are easy to exist on the surface of the plate. When the plate is curled, these oxide scales are easy to crack, so that the oxide scales fall off from the surface of the plate, and finally these oxide scale debris It will accumulate inside the bending machine, which is not conducive to the cleanliness of the bending machine.

Contents of the invention

The object of the present invention is to provide a plate rolling machine capable of collecting the fallen iron oxide scale.

The above-mentioned technical purpose of the present invention is achieved through the following technical solutions: a plate bending machine, comprising a base, two roller shafts located on the base, support seats arranged on the base and located at both ends of the roller shafts, The driving member at one end of the base and used to drive the rotation of the two roller shafts, the pressure roller arranged at the middle position on the upper side of the two roller shafts, the lifting member arranged on the support seat and used to drive the pressure roller up and down, One side of the two rollers is the feed position for the board to enter and the other side is the discharge position for the curled board to go out, and the base is set on the side of the roll shaft close to the discharge position There is a collection guide plate that is inclined downward and the two ends are respectively connected to the support seats on both sides. The lower side of the collection guide plate is provided with a collection groove, and the upper side of the collection guide plate is provided with a One side extends obliquely upwards and is used to stick to the first brush guide part on the outer wall of the plate. The collection guide plate is provided with a telescopic rod whose end is hinged at the end of the collection guide plate close to the driving part. The end of the telescopic rod far away from the collection guide plate is provided with a connecting pipe parallel to the pressure roller, and the connecting pipe is provided with a second hair that extends obliquely toward the side of the roller shaft and is used to attach to the inner wall of the plate. The brush guide part, the second brush guide part is located on the upper side of the first brush guide part, and both ends of the connecting pipe are provided with semicircular hanging arms hanging on both ends of the pressure roller.

By adopting the above technical scheme, the plate can be bent after it enters between the roller shaft and the pressure roller from the feeding position, and then the bent plate is moved out from between the roller shaft and the pressure roller through the discharge position. The iron oxide scale on the inner and outer surfaces of the plate will fall off at the discharge position; the first brush guide on the collecting guide plate extends upwards towards the side of the pressure roller and sticks to the outer wall of the plate, while the connecting pipe The second brush guide part extends downwards towards the side of the roller axis and sticks to the inner wall of the board. At this time, when the board passes through the first brush guide part and the second brush guide part, the first brush guide part The brush guide part and the second brush guide part can be bent, and the end part is pasted on the surface of the board, and the second brush guide part is bent downward, passing through the first brush guide part and the second brush guide part. The brush guide part can guide the falling iron oxide scale;

Wherein the oxidized iron sheet on the outer wall of the plate falls on the first brush guide part and falls along the first brush guide part and then enters the collection guide plate, and then the oxidized iron sheet falls along the collection guide plate and then merges into the collection tank; The iron oxide scale on the outer wall of the plate falls on the second brush guide part and temporarily gathers in the downwardly bent second brush guide part. When the plate and the second brush guide part and the first brush guide After the materials are separated, after the recovery of the first brush guide and the second brush guide, since the second brush guide is located on the upper side of the first brush guide, the second brush The iron oxide scale collected on the guide part can fall along the second brush guide part and then fall on the first brush guide part, and then the oxide scale falls along the first brush guide part and the collecting guide plate Into the collection tank, at this time, the iron oxide scales that have fallen off the inner and outer surfaces of the plate can be efficiently stored in the collection tank;

At the same time, when the pressure roller moves up and down under the drive of the lifting parts, the telescopic function of the telescopic rod is used, and one end of the telescopic rod is hinged at the end of the collecting guide plate close to the driving part, and the two ends of the connecting pipe are semicircular. The shaped hanging arms are hung on both ends of the pressure roller, at this time, the connecting pipe can be offset up and down with the pressure roller, so as to avoid interference with the bending of the sheet when the distance between the connecting pipe and the pressure roller is too large.

A further setting of the present invention is that: a plurality of rollers are arranged on the peripheral side of the hanging arm against the outer wall of the pressure roller.

By adopting the above technical solution, the hanging arm uses the roller to collide with the outer wall of the roller shaft, thereby reducing the frictional force between the hanging arm and the pressure roller.

A further setting of the present invention is: when the first brush guide part and the second brush guide part are in a natural state, the first brush guide part and the second brush guide part are in a staggered distribution.

By adopting the above-mentioned technical scheme, at this time, it is beneficial for the plate to stably collide with the first brush guide part and the second brush guide part, and when the second brush guide part rises and falls with the pressure roller, When the short distance is offset, the iron oxide scale on the second brush guide part can still fall on the first brush guide part, thereby facilitating the iron oxide scale to fall into the collection tank along the first brush guide part.

A further configuration of the present invention is: the telescopic rod includes a first rod body whose end is hinged on the collecting material guide plate, and a second rod body arranged on the end of the first rod body away from the collecting material guide plate and whose end is hinged to the end of the connecting pipe, The end of the first rod body away from the collection guide plate is provided with a telescopic groove for the end of the second rod body to be embedded in. The telescopic groove is provided with one end connected to the end surface of the second rod body and the other end connected to the bottom wall of the telescopic groove. The connection spring is in a state of being stretched in the telescopic groove.

By adopting the above technical solution, the end of the second rod body is embedded in the telescopic groove of the first rod body, and one end of the connecting spring is connected to the end surface of the second rod body and the other end is connected to the bottom wall of the telescopic groove, so that the second rod body can be relatively A rod body telescopically moves, and the elastic restoring force of the connecting spring can generate a pulling force on the hanging arm, which is beneficial for the hanging arm to hang stably on both ends of the pressure roller.

A further setting of the present invention is that: the support base is provided with a support plate for placing the collection tank.

By adopting the above technical solution, the support plate can be used to support the collection tank, thereby realizing the detachable connection of the collection tank, and facilitating the processing of the iron oxide scale stored in the collection tank.

A further setting of the present invention is that: both ends of the pressure roller are rotatably connected with shaft ends, and the lifting member includes a lifting groove set on the upper end of the support seat, located in the lifting groove on the side close to the driving part and for the shaft end The fixed first mobile seat, the second mobile seat located in the lifting groove on the side away from the driver and connected to the shaft end, is arranged in the two support seats and the output ends are respectively connected to the lower ends of the first mobile seat and the second mobile seat. Articulated hydraulic cylinder.

By adopting the above technical scheme, the hydraulic cylinder can drive the first moving seat or the second moving seat in the lifting groove to move up and down, thereby driving the pressure roller to move up and down.

A further setting of the present invention is: the upper end of the second moving seat is provided with a U-shaped shaft groove for the shaft end to be embedded in, and the upper end of the shaft groove is provided with a pressing block for pressing on the upper side of the shaft end, so A first through hole is opened on the briquetting block, a second through hole corresponding to the first through hole is opened on the second moving seat, and a second through hole corresponding to the first through hole is opened on the second moving seat. A positioning pin for a through hole.

By adopting the above technical solution, when the bent plate needs to be pulled out from between the roller shaft and the pressure roller, first pull out the positioning pins passing through the first through hole and the second through hole, and then pull out the shaft groove At the same time, the lower ends of the first moving seat and the second moving seat are hinged on the hydraulic cylinder. After the second moving seat is turned over, it can be separated from the shaft end, and then the sheet can be pulled out from between the roller shaft and the pressure roller. Come out and complete the unloading of the plate.

A further setting of the present invention is: a door frame in the shape of "冂" is provided on the base and on the side of the feeding position, and two electric hoists are arranged on the upper end of the door frame, and the electric hoist is provided with a There is a hanging chain hanging down, and the lower end of the hanging chain is provided with a hook for embedding in the side of the plate.

By adopting the above technical scheme, when the plate is relatively heavy, the electric hoist is used to drive the lifting chain up and down, so that the hook at the lower end of the lifting chain can be embedded in the side of the plate. At this time, the plate can be supported by the lifting chain and the hook, so that It is beneficial for the sheet to enter between the roller shaft and the pressure roller stably.

A further setting of the present invention is: a limit spring is arranged between the upper sides of the two hooks.

By adopting the above technical solution, when the width of the board changes, the two hooks are connected by the limit spring, and the distance between the two hooks can be stably connected to the boards of different widths after the distance between the two hooks changes.

A further configuration of the present invention is that: slide rails are provided on the base and at both ends of the door frame, and slide bars embedded in the slide rails are provided at the ends of the door frame.

By adopting the above-mentioned technical scheme, the gantry is embedded in the slide rail by using the slide bar, and the gantry can be translated along the slide rail at this time, so as to facilitate the hoisting and transportation of plates of different lengths in the gantry. At the same time, when the gantry is far away from the base It can also prevent the door frame from affecting the curling of the sheet.

The beneficial effects of the present invention are: firstly, the plate can be supported by the hanging chain and the hook, so that the plate can be stably entered into the space between the roller shaft and the pressure roller from the feed position; and when the plate enters from the feed position After being between the roller shaft and the pressure roller, it can be bent, and then the bent plate is moved out from the gap between the roller shaft and the pressure roller through the discharge position. At this time, the iron scale on the inner and outer surfaces of the plate will be formed Falling off; where the first brush guide on the collection guide plate extends upwards towards the pressure roller side and sticks to the outer wall of the plate, while the second brush guide on the connecting pipe faces the roller shaft side It extends obliquely downward and fits on the inner wall of the board. At this time, when the board passes through the first brush guide and the second brush guide, the first brush guide and the second brush guide are The end part can be bent and attached to the surface of the plate, and the second brush guide part is bent downward, and the falling iron oxide scale can be played by the first brush guide part and the second brush guide part. guiding role;

Wherein the oxidized iron sheet on the outer wall of the plate falls on the first brush guide part and falls along the first brush guide part and then enters the collection guide plate, and then the oxidized iron sheet falls along the collection guide plate and then merges into the collection tank; The iron oxide scale on the outer wall of the plate falls on the second brush guide part and temporarily gathers in the downwardly bent second brush guide part. When the plate and the second brush guide part and the first brush guide After the materials are separated, after the recovery of the first brush guide and the second brush guide, since the second brush guide is located on the upper side of the first brush guide, the second brush The iron oxide scale collected on the guide part can fall along the second brush guide part and then fall on the first brush guide part, and then the oxide scale falls along the first brush guide part and the collecting guide plate Into the collection tank, at this time, the iron oxide scales that have fallen off the inner and outer surfaces of the plate can be efficiently stored in the collection tank.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained based on these drawings without creative effort.

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the structural representation after saving door frame of the present invention;

Fig. 3 is an exploded view of the connection relationship between the shaft end, the second moving seat, the pressure block and the positioning pin in the present invention;

Fig. 4 is the magnified view of the connection relationship between the door frame, the electric hoist, the hanging chain, the suspension hook and the slide rail in the present invention;

Fig. 5 is a partially enlarged view of the connection relationship between the collection guide plate, the first brush guide part, the telescopic rod, the connecting pipe and the second brush guide part in the present invention;

Fig. 6 is a partial structural sectional view of the telescopic rod in the present invention;

Fig. 7 is the plan view of the connection relationship between the roller shaft, the pressure roller, the collection guide plate, the first brush guide part, the connecting pipe, the second brush guide part and the plate in the present invention, and now the plate passes through the first The brush guide part and the second brush guide part then cause the first brush guide part and the second brush guide part to bend, wherein the direction in which the oxide scale falls off is indicated by the arrow.

In the figure, 1. Base; 11. Roller shaft; 12. Support seat; 121. Support plate; 13. Driving member; 14. Pressure roller; 141. Shaft end; 15. Slide rail; 22, the first moving seat; 23, the second moving seat; 231, the shaft groove; 232, the briquetting block; 2321, the first through hole; 233, the second through hole; 234, the positioning pin; 24, the hydraulic cylinder ;3, collection guide plate; 31, collection tank; 32, first brush guide part; 33, telescopic rod; 331, first rod body; 3311, telescopic groove; 3312, connecting spring; 332, second rod body; 34. Connecting pipe; 341. Second brush guide part; 342. Hanging arm; 343. Roller; 4. Door frame; 41. Electric hoist; 42. Hanging chain; 421. Hook; 422. Limit spring; 43. Slider.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below in conjunction with specific embodiments. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

A plate rolling machine, referring to Figure 1 and Figure 2, this kind of plate rolling machine includes a base 1, a roller shaft 11, a support seat 12, a driving member 13, a pressure roller 14, and a lifting member 2, wherein the roller shaft 11 is provided with two and are located side by side on the upper side of the base 1, and two support seats 12 are provided and fixed on the upper side of the base 1 by bolts, and the two support seats 12 are respectively located at the two ends of the roller shaft 11, and the roller shaft 11 The ends are rotatably connected in the support base 12 by means of bearings, and one side of the two roller shafts 11 is the feed position for the board to enter and the other side is the discharge position for the curled board to go out; the driving part 13 is It is arranged at one end of the base 1 and is used to drive two roller shafts 11 to rotate. The driving member 13 includes a reduction motor and a gear set. After the reduction motor drives the gear set to rotate, the three gears in the gear set drive the two roller shafts. 11 turn.

Referring to Fig. 1, Fig. 2 and Fig. 3, the pressure roller 14 is located at the middle position on the upper side of the two roller shafts 11, and both ends of the pressure roller 14 are connected with shaft ends 141 through bearing rotation, wherein the lifting member 2 is It is arranged on the support base 12 and is used to drive the pressing roller 14 up and down. This lifting member 2 includes a lifting groove 21, a first moving base 22, a second moving base 23, and a hydraulic cylinder 24. The lifting groove 21 is set on the support The upper end of the seat 12, and the first moving seat 22 is located in the lifting groove 21 near the driving member 13 side and is fixedly installed for the shaft end 141; while the second moving seat 23 is located in the lifting groove 21 on the side away from the driving member 13 and The shaft end 141 is connected, and the upper end of the second moving seat 23 is provided with a U-shaped shaft groove 231 for the shaft end 141 to be embedded, wherein the upper end of the shaft groove 231 is provided with a pressing block for pressing on the upper side of the shaft end 141 232, and the first through hole 2321 is opened on the pressing block 232, and the second through hole 233 corresponding to the first through hole 2321 is opened on the second mobile seat 23 at the same time, and the second through hole 233 corresponding to the first through hole 2321 is opened on the second mobile seat 23, and the second through hole 232 is opened on the second mobile seat 23. The positioning pin 234 passing through the first through hole 2321 behind the through hole 233; wherein the hydraulic cylinder 24 is arranged on the inside of the two support seats 12, and the output ends of the upper ends of the two hydraulic cylinders 24 are respectively connected to the first movable seat 22 and the second movable seat 23. The lower ends of the two movable seats 23 are hinged.

Referring to Fig. 1 and Fig. 4, a door frame 4 in the shape of "冂" is arranged on the base 1 and on the side of the feed position, and the upper end of the door frame 4 is fixed with two electric hoists 41 by bolts, among which the electric hoists The gourd 41 is provided with a hanging chain 42 that hangs down, and the lower end of the hanging chain 42 is hinged with a hook 421 embedded in the side of the plate, and a limit spring 422 is set between the two hooks 421, and the limit spring 422 The two ends of the upper side of the two hooks 421 are respectively welded and fixed; where the base 1 and the two ends of the door frame 4 are welded with slide rails 15, and the extension direction of the slide rails 15 is perpendicular to the base 1, The ends of the door frame 4 are all welded with slide bars 43 embedded in the slide rails 15 .

Referring to Fig. 2, Fig. 5 and Fig. 6, a collection guide plate 3 is provided on the base 1 and on the side near the discharge level of the roller shaft 11, and the collection guide plate 3 is inclined downward with two ends respectively It is connected with the support bases 12 on both sides by bolts, wherein the underside of the collection guide plate 3 is provided with a collection tank 31, and the support base 12 is welded with a support plate 121 for the collection tank 31 to be placed, so that the collection tank 31 can be conveniently placed. At the same time, the upper side of the collection guide plate 3 is bonded with a first brush guide part 32, and the first brush guide part 32 extends obliquely upward toward the pressure roller 14 and is used to be attached to the plate On the outer wall, wherein the collection guide plate 3 is also provided with a telescopic rod 33, one end of the telescopic rod 33 is hinged at the end of the collection guide plate 3 close to the driver 13, and this kind of telescopic rod 33 includes one end hinged on the collection guide plate The first rod body 331 on 3, the second rod body 332 that is arranged at the end of the first rod body 331 away from the collection guide plate 3, and the end of the first rod body 331 away from the collection material guide plate 3 is provided with an end for the second rod body 332 Embedded telescopic groove 3311, while the telescopic groove 3311 is also provided with a connecting spring 3312, and one end of the connecting spring 3312 is welded to the end face of the second rod body 332 and the other end is welded to the bottom wall of the telescopic groove 3311, and the connecting spring 3312 is in the telescopic groove 3311 The inside is stretched.

Referring to Fig. 2, Fig. 5, Fig. 7, the connecting pipe 34 parallel to the pressure roller 14 is provided at the end of the telescopic rod 33 far away from the collection guide plate 3, the end of the connecting pipe 34 is hinged with the upper end of the second rod body 332, and connected A second brush guide part 341 is bonded to the tube 34, and the second brush guide part 341 extends obliquely toward the side of the roller shaft 11 and is used to fit on the inner wall of the board. The material part 32 and the second brush guide part 341 are all made up of elastic bristles, wherein the second brush guide part 341 is positioned on the upper side of the first brush guide part 32, and when the first brush guide part 32 When the second brush guide part 341 is in the natural state, the first brush guide part 32 and the second brush guide part 341 are distributed in a staggered manner, and the two ends of the connecting pipe 34 are welded with semicircular and Hanging arms 342 hung on the two ends of the pressing roller 14 , and the inner circumference of the hanging arm 342 is connected with a plurality of rollers 343 that are in contact with the outer wall of the pressing roller 14 .

Principle: Firstly, the plate can be supported by the hanging chain 42 and the hook 421, so that it is beneficial for the plate to enter between the roller shaft 11 and the pressure roller 14 stably from the feeding position; and when the plate enters the roller from the feeding position After being between the shaft 11 and the pressure roller 14, it can be bent, and then the bent plate is moved out from between the roller shaft 11 and the pressure roller 14 by the discharge position. The material level falls off; wherein, the first brush guide part 32 on the collection guide plate 3 extends obliquely upward toward the pressure roller 14 and is attached to the outer wall of the plate, while the second brush guide on the connecting pipe 34 The material part 341 extends obliquely downward toward the roller shaft 11 and is attached to the inner wall of the plate. At this time, when the plate passes through the first brush guide part 32 and the second brush guide part 341, the first brush guide The material part 32 and the second brush guide part 341 can be bent after being driven by the plate, and the end parts are attached to the surface of the plate, and the second brush guide part 341 is bent downward, and the material is guided by the first brush. The part 32 and the second brush guide part 341 can guide the falling iron oxide scale.

Wherein the iron oxide scale on the outer wall of the plate falls on the first brush guide part 32 and falls along the first brush guide part 32 and then enters the collection guide plate 3, and then the oxide scale falls along the collection guide plate 3 and sinks into the collection tank 31; while the iron oxide scale on the outer wall of the plate falls on the second brush guide 341 and temporarily collects in the downwardly curved second brush guide 341, when the plate and the second brush After the guide part 341 and the first brush guide part 32 are separated, after the recovery of the first brush guide part 32 and the second brush guide part 341 occurs, since the second brush guide part 341 is located at the first The upper side of the brush guide part 32, so the iron oxide scale collected on the second brush guide part 341 can fall on the first brush guide part 32 along the second brush guide part 341, The iron oxide scale falls along the first brush guide part 32 and the collection guide plate 3 and then flows into the collection tank 31. At this time, the iron oxide scale that falls off on the inner and outer surfaces of the plate can be efficiently stored in the collection tank 31.

Simultaneously when the pressure roller 14 moves up and down under the drive of the lifter 2, the telescopic function of the telescopic rod 33 is utilized, and one end of the telescopic rod 33 is hinged on the collection guide plate 3 near the end of the driver 13, and the connecting pipe 34 The two ends of the tube are hung on the two ends of the pressure roller 14 by means of semicircular hanging arms 342. At this time, the connecting pipe 34 can be offset up and down along with the pressure roller 14, so as to avoid the distance between the connecting pipe 34 and the pressure roller 14. If it is too large, it will interfere with the bending of the sheet.

Claims (10)

1. A plate rolling machine, comprising a base (1), two roller shafts (11) positioned on the base (1), support seats arranged on the base (1) and positioned at both ends of the roller shaft (11) (12), the driving member (13) arranged at one end of the base (1) and used to drive the two roller shafts (11) to rotate, and the pressure roller arranged at the middle position on the upper side of the two roller shafts (11) (14), the lifting member (2) that is arranged on the support seat (12) and is used to drive the pressure roller (14) to lift, one side of the two roller shafts (11) is the feeding position for the plate to enter and The other side is the discharge position for the curled plate to go out, and it is characterized in that: on the base (1) and on the side of the roller shaft (11) close to the discharge position, there is an inclined downward shape with two The collection guide plate (3) connected to the support seats (12) on both sides respectively, the underside of the collection guide plate (3) is provided with a collection groove (31), and the collection guide plate (3) The upper side is provided with a first brush guide part (32) extending obliquely upward toward the pressure roller (14) and used to be attached to the outer wall of the plate. The collection guide plate (3) is provided with a hinged end The telescopic rod (33) at one end of the collection guide plate (3) near the driver (13), the end of the telescopic rod (33) away from the collection guide plate (3) is provided with a pressure roller (14) Parallel connecting pipes (34), the connecting pipes (34) are provided with a second brush guide part (341) that extends obliquely downward toward the side of the roller shaft (11) and is used to attach to the inner wall of the board , the second brush guide part (341) is located on the upper side of the first brush guide part (32), and both ends of the connecting pipe (34) are provided with semicircular (14) hanging arms (342) at both ends. 2. The plate bending machine according to claim 1, characterized in that: a plurality of rollers (343) are arranged on the peripheral side of the hanging arm (342) and collide with the outer wall of the pressure roller (14). 3. A plate bending machine according to claim 1, characterized in that: when the first brush guide part (32) and the second brush guide part (341) are in a natural state, the first brush The material guide part (32) and the second brush material guide part (341) are in a staggered distribution. 4. A plate bending machine according to claim 1, characterized in that: the telescopic rod (33) includes a first rod body (331) with one end hinged on the collecting guide plate (3), set on the first The rod body (331) is away from the second rod body (332) whose end is hinged with the end of the connecting pipe (34) and the end of the collection guide plate (3), and the first rod body (331) is away from the collection guide plate (3) A telescopic groove (3311) is provided in one end for the end of the second rod body (332) to be embedded in. The telescopic groove (3311) is provided with one end connected to the end surface of the second rod body (332) and the other end connected to the telescopic groove (3311) The connection spring (3312) connected to the bottom wall, the connection spring (3312) is in a stretched state in the telescopic groove (3311). 5. A plate bending machine according to claim 1, characterized in that: the support base (12) is provided with a support plate (121) for placing the collection tank (31). 6. A plate bending machine according to claim 1, characterized in that: both ends of the pressure roller (14) are rotatably connected with shaft ends (141), and the lifting member (2) includes The lifting groove (21) at the upper end of the seat (12), the first moving seat (22) that is located in the lifting groove (21) on the side close to the driver (13) and fixed for the shaft end (141), is located away from the driver (13) The second moving seat (23) connected to the shaft end (141) in the lifting groove (21) on one side is arranged in the two supporting seats (12) and the output ends are connected with the first moving seat (22) respectively. ) and the hydraulic cylinder (24) hinged at the lower end of the second mobile seat (23). 7. A plate bending machine according to claim 6, characterized in that: the upper end of the second moving seat (23) is provided with a U-shaped shaft groove (231) for the shaft end (141) to be embedded in, The upper end of the shaft groove (231) is provided with a pressing block (232) for pressing on the upper side of the shaft end (141), and a first through hole (2321) is opened on the pressing block (232). The second moving seat (23) is provided with a second through hole (233) corresponding to the first through hole (2321), and the second moving seat (23) is provided with a second through hole (233) and then passes through the second through hole (233). The positioning pin (234) of the first through hole (2321). 8. A plate rolling machine according to claim 1, characterized in that: a door frame (4) in the shape of "冂" is arranged on the base (1) and on one side of the feeding position, so The upper end of the door frame (4) is provided with two electric hoists (41), the electric hoist (41) is provided with a hanging chain (42) that hangs down, and the lower end of the hanging chain (42) is provided with a Hook (421) embedded in the side of the panel. 9. A plate bending machine according to claim 8, characterized in that: a limit spring (422) is arranged between the upper sides of the two hooks (421). 10. A plate bending machine according to claim 8, characterized in that slide rails (15) are provided on the base (1) and at both ends of the door frame (4), and the door The ends of the frame (4) are all provided with slide bars (43) embedded in the slide rails (15).

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