CN118107016A - Cutting machine and working method thereof - Google Patents

Abstract

The invention relates to a cutting machine and a working method thereof, comprising a workbench, wherein a guide cover for guiding a plate to move is fixedly arranged at the top of the workbench, a limiting mechanism for preventing the plate from shifting is arranged on the guide cover, a guide rail is fixedly arranged on the front surface of the workbench, and a coating mechanism for coating edge sealing treatment oil on the cutting edge of the plate is slidably arranged on one side of the guide rail; the cotton strips on the two turnover plates are respectively contacted with the chamfer positions on the cutting edges of the plates, the extending ends of the shifting cylinders are continuously extended, after the driving wheels are contacted with the pushing plates, the pushing plates are moved to drive the guide plates to move, so that the edge sealing treatment oil is smeared on the cutting edges of the plates by the cotton strips on the mounting plates and the turnover plates, and the chamfering positions can be smeared effectively under the condition of accelerating smearing speed in the process, and the product quality of the plates is improved.

Description

Cutting machine and working method thereof

Technical Field

The invention relates to the technical field of plate processing equipment, in particular to a cutting machine and a working method thereof.

Background

In industrial production, a cutting mechanism is often required to cut a plate workpiece, and a motor drives a cutting wheel to rotate during cutting, so that the plate is cut; however, a great amount of splash dust can be generated in the cutting process of the cutting mechanism, which affects the environment and even causes potential safety hazards, and a proposal is needed to solve the technical problems;

As disclosed in the patent document CN109278124A, the device uses a subsequent plate to push the plate located at the striker plate to move forward to the receiving plate, and then the reciprocating cylinder rotates reversely, so that the pushing plate moves backward, the L-shaped plate descends, the striker plate automatically resets under the action of the second torsion spring, and the subsequent plate is positioned; by arranging the cam component, the material conveying actions among feeding, pushing and cutting actions are linked, so that the working efficiency is improved;

however, the existing cutting machine cannot effectively fix the plate after pushing the plate to a cutting station, and the plate easily shakes and deviates when the plate is cut, so that the cutting efficiency of the plate is affected; meanwhile, after the existing plate is cut, the cutting edge of the plate needs to be manually chamfered, and after chamfering, the existing mode of smearing the edge sealing treatment oil is operated manually, so that the smearing speed is low, and meanwhile, the chamfering cannot be effectively smeared.

Disclosure of Invention

The technical problem solved by the scheme is as follows:

(1) How to solve the problems that the existing method for smearing the edge sealing treatment oil is operated manually, the smearing speed is low, and the effective smearing at the chamfer is not achieved;

(2) How to solve the problem that the plate is easy to shake and deviate when the plate is cut, and the cutting efficiency of the plate is affected.

The aim of the invention can be achieved by the following technical scheme: the utility model provides a guillootine, includes the workstation, the top fixed mounting of workstation has the guide cover that is used for guiding panel to remove, be provided with the stop gear who is used for preventing panel skew on the guide cover, the front of workstation is fixed to be provided with the guide rail, one side of guide rail slides and is provided with the coating mechanism that is used for smearing banding processing oil for the panel cutting edge.

The invention further technically improves that: the coating mechanism comprises a shifting cylinder fixedly mounted on the front surface of the workbench, the shifting cylinder is transversely arranged, a push plate is fixedly mounted at the extending end of the shifting cylinder, two limiting rods and a trapezoidal block are fixedly mounted on the push plate, a moving plate which is in sliding connection with the guide rail is fixedly mounted on the side surface of the trapezoidal block away from the workbench, and an adjusting unit which is used for being attached to the cutting edge of the plate is arranged between the moving plate and the workbench.

The invention further technically improves that: the adjusting unit comprises a mounting plate, the upper end and the lower end of the mounting plate are hinged with overturning plates through hinges, cotton cloth strips are arranged on the side faces of the mounting plate and the overturning plates towards the workbench, a fixing rod is fixedly connected with the side face of the mounting plate away from the workbench, and a movable sleeve is arranged on the fixing rod in a movable sleeve mode.

The invention further technically improves that: the end part of the movable sleeve, which is far away from the workbench, is fixedly connected with a baffle, a driving wheel is rotatably arranged on the side surface of the baffle, the driving wheel is in rolling connection with the movable plate, the position of the driving wheel corresponds to the position of the trapezoid block, and a first thrust spring is sleeved on a fixed rod between the movable sleeve and the mounting plate.

The invention further technically improves that: the upper side and the lower side of the movable sleeve are respectively fixedly connected with a transmission frame, the two turnover plates are respectively fixedly connected with a pull rod, and the pull rods are respectively movably connected with the corresponding transmission frames through a deflector rod.

The invention further technically improves that: a guide plate is arranged on the side surface of the mounting plate, and one ends of the two limiting rods movably penetrate through the guide plate; through the extension of the extension end of control shift cylinder for the push pedal takes place to remove, when the cotton strip on the mounting panel contacts with the cutting edge of panel, because resistance influence, distance between guide board and the push pedal diminishes, make the drive wheel roll from moving on the board to the top surface of trapezoidal piece, thereby promote baffle and removal cover and take place to remove, cooperation drive frame and pull rod drive the upset board that corresponds take place to overturn, make the cotton strip on two upset boards respectively with the chamfer department contact on the panel cutting edge, shift cylinder's extension end continues to extend, after drive wheel and push pedal contact, the removal of push pedal will drive the guide board and remove, thereby the cotton strip on mounting panel and the upset board is paintd banding processing oil to the cutting edge department of panel, this in-process is under the circumstances of accelerating the smearing speed, guarantee simultaneously that the chamfer department can obtain effectual smearing, improve the product quality of panel.

The invention further technically improves that: the limiting mechanism comprises a pressing plate, a plurality of conveying rollers are rotatably arranged at the bottom of the pressing plate, two guide rods are symmetrically arranged at the top of the pressing plate, lifting plates are inserted on the guide rods in a co-moving mode, and positioning units for fixing plates are arranged on two sides of the lifting plates.

The invention further technically improves that: the guide cover is fixedly provided with a pressing cylinder for driving the lifting plate to longitudinally move, and two guide rods between the lifting plate and the pressing plate are respectively sleeved with a second thrust spring.

The invention further technically improves that: the positioning unit comprises an L-shaped rod which is rotationally connected with the inner side wall of the guide cover, the bottom end of the L-shaped rod is fixedly provided with a pressing bar, and one end of the L-shaped rod, which is far away from the pressing bar, is movably connected with the end part of the lifting plate; when panel removes to cutting the station, through control press the extension of the end of cylinder to longest, at this moment, through lifter plate downwardly moving, drive two L shape poles and take place to overturn to make two press the strip and press the both sides edge of panel respectively, cooperate a plurality of conveying roller to provide pressure to the middle part of panel, when control cutting frock sideslip cuts the panel, will guarantee the stability of panel when cutting, avoid influencing the efficiency that panel cut.

The working method of the cutting machine specifically comprises the following steps:

Step one: the extending end of the pressing cylinder is controlled to be contracted to be shortest, the plate is conveniently placed on the workbench, the extending end of the pressing cylinder is controlled to be stretched to be half of the length, the lifting plate is matched with the pressure provided by the two second thrust springs to the pressing plate and the conveying rollers, the conveying rollers are in rolling connection with the plate, the plate is pushed to move to the cutting station through the feeding tool, and in the process, the plate is pressed and guided through the conveying rollers, so that the plate is prevented from being deviated;

Step two: when the plate moves to the cutting station, the extending end of the pressing cylinder is controlled to extend to the longest, at the moment, the lifting plate moves downwards to drive the two L-shaped rods to turn over, so that the two pressing strips respectively press the edges of the two sides of the plate, the middle of the plate is provided with pressure by matching with a plurality of conveying rollers, and when the cutting tool is controlled to transversely move to cut the plate, the stability of the plate during cutting is ensured, and the influence on the cutting efficiency of the plate is avoided;

Step three: after the panel cuts, cut the edge of cutting through outside grinding device and remove burr and chamfer to panel, at the in-process of chamfer operation, pour banding processing oil on three cotton strips, after the chamfer operation is accomplished, control the extension of extension end of shifting cylinder, make the push pedal take place to remove, when the cotton strip on the mounting panel contacts with the edge cutting of panel, because resistance influences, distance between guide board and the push pedal diminishes, make the drive wheel roll from the movable plate to on the top surface of trapezoidal piece, thereby promote baffle and removal cover and take place to remove, cooperation driving frame and pull rod drive the upset board that corresponds take place to overturn, make the cotton strip on two upset boards contact with the chamfer department on the panel cut edge respectively, the extension end of shifting cylinder continues to extend, after the drive wheel contacts with the push pedal, the removal of push pedal will drive the guide board and remove, thereby the banding processing oil is paintd to the edge cutting department of panel to cotton strip on the upset board, under the circumstances of accelerating the speed of painting in this process, guarantee simultaneously that chamfer department can obtain effectual painting, the product quality of improvement panel.

Compared with the prior art, the invention has the beneficial effects that:

When the device is used, the stretching ends of the shifting cylinders are controlled to stretch, so that the push plates move, when the cotton strips on the mounting plates are in contact with the cut edges of the plates, due to the influence of resistance, the distance between the guide plates and the push plates is reduced, so that the driving wheels roll onto the top surfaces of the trapezoid blocks from the moving plates, the baffle plates and the moving sleeves are pushed to move, the corresponding overturning plates are driven to overturn by matching with the driving frames and the pull rods, the cotton strips on the two overturning plates are respectively in contact with the chamfer positions on the cut edges of the plates, the stretching ends of the shifting cylinders continuously stretch, after the driving wheels are in contact with the push plates, the movement of the push plates drives the guide plates to move, and therefore edge sealing treatment oil is smeared on the cut edges of the plates by the cotton strips on the mounting plates and the overturning plates, and effective smearing can be ensured at the chamfer positions in the process, and the product quality of the plates is improved under the condition of quickening smearing speed.

When the plate cutting device is used, when the plate moves to the cutting station, the extending end of the pressing air cylinder is controlled to extend to the longest, at the moment, the lifting plate moves downwards to drive the two L-shaped rods to turn over, so that the two pressing strips respectively press the edges of the two sides of the plate, the middle of the plate is provided with pressure by matching with the plurality of conveying rollers, and when the cutting tool is controlled to transversely move to cut the plate, the stability of the plate during cutting is ensured, and the influence on the cutting efficiency of the plate is avoided.

Drawings

The present invention is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.

FIG. 1 is a schematic front view of the overall structure of the present invention;

FIG. 2 is a top plan view of the coating mechanism of the present invention;

FIG. 3 is a side view of the structure of the adjustment unit of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 3A in accordance with the present invention;

FIG. 5 is a schematic view of a limiting mechanism according to the present invention;

fig. 6 is a schematic perspective view of a positioning unit according to the present invention.

In the figure: 1. a pressing cylinder; 2. a guide cover; 3. cutting tools; 4. a guide rail; 5. a work table; 6. a coating mechanism; 7. feeding tools; 8. a limiting mechanism; 601. a driving wheel; 602. a moving plate; 603. a trapezoid block; 604. a push plate; 605. a shift cylinder; 606. a limit rod; 607. a guide plate; 608. an adjusting unit; 6081. a baffle; 6082. a turnover plate; 6083. a mounting plate; 6084. a deflector rod; 6085. a transmission frame; 6086. a moving sleeve; 6087. a fixed rod; 6088. a first thrust spring; 6089. a pull rod; 801. a lifting plate; 802. pressing the plate; 803. conveying rollers; 804. a positioning unit; 805. a guide rod; 8041. an L-shaped rod; 8042. pressing the strip.

Detailed Description

The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-6, a cutting machine includes a workbench 5, a guide cover 2 for guiding a board to move is fixedly installed on top of the workbench 5, a limit mechanism 8 for preventing the board from shifting is arranged on the guide cover 2, a guide rail 4 is fixedly arranged on front of the workbench 5, and a coating mechanism 6 for coating edge sealing treatment oil on a cutting edge of the board is slidably arranged on one side of the guide rail 4.

Referring to fig. 1 and 2, the coating mechanism 6 includes a displacement cylinder 605 fixedly mounted on the front surface of the working table 5, the displacement cylinder 605 is transversely disposed, a push plate 604 is fixedly mounted at the extending end of the displacement cylinder 605, two limiting rods 606 and a trapezoid block 603 are fixedly mounted on the push plate 604, a moving plate 602 slidably connected with the guide rail 4 is fixedly mounted on the side surface of the trapezoid block 603 away from the working table 5, and an adjusting unit 608 for attaching to the cutting edge of the plate is disposed between the moving plate 602 and the working table 5.

Referring to fig. 2-4, the adjusting unit 608 includes a mounting plate 6083, the upper and lower ends of the mounting plate 6083 are hinged with a turnover plate 6082 through hinges, cotton strips are disposed on the sides of the mounting plate 6083 and the turnover plate 6082 facing the workbench 5, a fixing rod 6087 is fixedly connected to the side of the mounting plate 6083 far away from the workbench 5, and a moving sleeve 6086 is movably sleeved on the fixing rod 6087.

Referring to fig. 3 and 4, a baffle 6081 is fixedly connected to an end portion of the moving sleeve 6086 away from the workbench 5, a driving wheel 601 is rotatably disposed on a side surface of the baffle 6081, the driving wheel 601 is in rolling connection with the moving plate 602, a position of the driving wheel 601 corresponds to a position of the trapezoid block 603, and a first thrust spring 6088 is sleeved on a fixing rod 6087 between the moving sleeve 6086 and the mounting plate 6083.

Referring to fig. 4, the outer walls of the upper and lower sides of the moving sleeve 6086 are fixedly connected with a transmission frame 6085, the two turning plates 6082 are fixedly connected with a pull rod 6089, and the pull rod 6089 is movably connected with the corresponding transmission frame 6085 through a shift rod 6084.

Referring to fig. 2, a guide plate 607 is mounted on a side surface of the mounting plate 6083, and one ends of two limit rods 606 movably penetrate through the guide plate 607; by controlling the extension of the extending end of the shifting cylinder 605, the push plate 604 moves, when the cotton strips on the mounting plate 6083 are in contact with the cutting edges of the plates, due to the influence of resistance, the distance between the guide plate 607 and the push plate 604 is reduced, the driving wheel 601 rolls onto the top surface of the trapezoid block 603 from the moving plate 602, the baffle 6081 and the moving sleeve 6086 are pushed to move, the corresponding overturning plates 6082 are driven by the driving frame 6085 and the pull rod 6089 to overturn in cooperation, the cotton strips on the two overturning plates 6082 are respectively in contact with the chamfer positions on the cutting edges of the plates, the extending end of the shifting cylinder 605 continues to extend, after the driving wheel 601 is in contact with the push plate 604, the movement of the push plate 604 drives the guide plate 607 to move, so that the edge sealing treatment oil is smeared on the cutting edges of the plates by the cotton strips on the mounting plate 6083 and the overturning plates 6082, and the effective smearing can be ensured at the chamfer positions in the process under the condition of accelerating smearing speed, and the product quality of the plates is improved.

Referring to fig. 1 and 5, the above-mentioned limit mechanism 8 includes a pressing plate 802, a plurality of conveying rollers 803 are rotatably disposed at the bottom of the pressing plate 802, two guide rods 805 are symmetrically disposed at the top of the pressing plate 802, a lifting plate 801 is movably inserted on the two guide rods 805, and positioning units 804 for fixing the plate are disposed on two sides of the lifting plate 801.

Referring to fig. 1 and 5, the guide cover 2 is fixedly provided with a pressing cylinder 1 for driving the lifting plate 801 to move longitudinally, and two guide rods 805 between the lifting plate 801 and the pressing plate 802 are respectively sleeved with a second thrust spring.

Referring to fig. 5 and 6, the positioning unit 804 includes an L-shaped rod 8041 rotatably connected to the inner side wall of the guide cover 2, a pressing bar 8042 is fixedly mounted at the bottom end of the L-shaped rod 8041, and one end of the L-shaped rod 8041 away from the pressing bar 8042 is movably connected to the end of the lifting plate 801; when the panel moves to the station of cutting, stretch out the end through control through pressing cylinder 1 and extend to longest, at this moment, through lifter plate 801 downwardly moving, drive two L shape poles 8041 and take place the upset to make two press the strip 8042 press the both sides edge of panel respectively, cooperate a plurality of conveying roller 803 to provide pressure to the middle part of panel, when 3 sideslip of control cutting frock cuts the panel, will guarantee the stability of panel when cutting, avoid influencing the efficiency that the panel cut.

Referring to fig. 1, a feeding tool 7 for pushing the plate to move is fixedly installed on the back of the workbench 5, and the feeding tool 7 is in the prior art.

Referring to fig. 1, a cutting tool 3 for cutting a plate is slidably disposed on a side of the guide rail 4 away from the coating mechanism 6, and the cutting tool 3 is in the prior art.

The working method of the cutting machine specifically comprises the following steps:

Step one: as shown in fig. 1, the extending end of the pressing cylinder 1 is controlled to be contracted to the shortest, so that a plate is conveniently placed on the workbench 5, and then the extending end of the pressing cylinder 1 is controlled to be stretched to half the length, as shown in fig. 1 and 5, the lifting plate 801 is matched with the pressure provided by the two second thrust springs to the pressing plate 802 and the plurality of conveying rollers 803, so that the plurality of conveying rollers 803 are in rolling connection with the plate, the plate is pushed to move to a cutting station through the feeding tool 7, and in the process, the plate is provided with pressing and guiding through the conveying rollers 803, so that the plate is prevented from being deviated;

Step two: when the plate moves to the cutting station, the extending end of the pressing cylinder 1 is controlled to extend to the longest, and at the moment, as shown in fig. 1 and fig. 6, the lifting plate 801 moves downwards to drive the two L-shaped rods 8041 to turn over, so that the two pressing strips 8042 respectively press the edges of the two sides of the plate, the middle of the plate is provided with pressure by matching with the plurality of conveying rollers 803, and when the cutting tool 3 is controlled to transversely move to cut the plate, the stability of the plate during cutting is ensured, and the cutting efficiency of the plate is prevented from being influenced;

Step three: as shown in fig. 2-4, after the board is cut, the cutting edge of the board is deburred and chamfered by the external polishing device, in the chamfering operation process, edge sealing oil is poured onto three cotton strips, after the chamfering operation is completed, the extension end of the shifting cylinder 605 is controlled to be elongated, so that the push plate 604 moves, when the cotton strips on the mounting plate 6083 are in contact with the cutting edge of the board, due to the influence of resistance, the distance between the guide plate 607 and the push plate 604 becomes smaller, the driving wheel 601 rolls onto the top surface of the trapezoid 603 from the moving plate 602, thereby pushing the baffle 6081 and the moving sleeve 6086 to move, the corresponding turning plate 6082 is driven by the matching transmission frame 6085 and the pull rod 6089 to turn over, so that the extension ends of the shifting cylinder 605 continue to be elongated, and after the push plate 604 contacts with the push plate 604, the movement of the push plate 604 drives the guide plate 607, so that the edge sealing oil is smeared on the cutting edge sealing oil on the driving wheel of the cotton strips on the mounting plate 6083 and the turning plate 6082, and in this way, the smearing quality of the board can be improved, and the smearing quality of the board can be effectively guaranteed under the condition that the smearing quality is improved.

The present invention is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present invention.

Claims (10)

1. The utility model provides a guillootine, includes workstation (5), its characterized in that: the utility model discloses a coating machine, including workstation (5), guiding cover (2) that are used for guiding panel removal are fixed to the top of workstation (5), be provided with stop gear (8) that are used for preventing panel skew on guiding cover (2), the front of workstation (5) is fixed to be provided with guide rail (4), one side slip of guide rail (4) is provided with coating mechanism (6) that are used for smearing banding processing oil for the panel cutting edge.

2. A cutting machine according to claim 1, characterized in that the coating mechanism (6) comprises a displacement cylinder (605) fixedly mounted on the front surface of the workbench (5), a push plate (604) is fixedly mounted at the extending end of the displacement cylinder (605), two limiting rods (606) and a trapezoid block (603) are fixedly mounted on the push plate (604), a movable plate (602) in sliding connection with the guide rail (4) is fixedly mounted on the side surface of the trapezoid block (603) away from the workbench (5), and an adjusting unit (608) for being attached to the cutting edge of the plate is arranged between the movable plate (602) and the workbench (5).

3. A cutting machine according to claim 2, wherein the adjusting unit (608) comprises a mounting plate (6083), the upper and lower ends of the mounting plate (6083) are hinged with overturning plates (6082), cotton cloth strips are arranged on the side faces of the mounting plate (6083) and the overturning plates (6082) towards the workbench (5), a fixing rod (6087) is fixedly connected to the side face, away from the workbench (5), of the mounting plate (6083), and a movable sleeve (6086) is movably sleeved on the fixing rod (6087).

4. A cutting machine according to claim 3, characterized in that the end part of the moving sleeve (6086) far away from the workbench (5) is fixedly connected with a baffle plate (6081), the side surface of the baffle plate (6081) is rotatably provided with a driving wheel (601), the driving wheel (601) is in rolling connection with the moving plate (602), the position of the driving wheel (601) corresponds to the position of the trapezoid block (603), and a fixed rod (6087) between the moving sleeve (6086) and the mounting plate (6083) is sleeved with a first thrust spring (6088).

5. A cutting machine according to claim 3, wherein the outer walls of the upper and lower sides of the moving sleeve (6086) are fixedly connected with transmission frames (6085), the two turning plates (6082) are fixedly connected with pull rods (6089), and the pull rods (6089) are movably connected with the corresponding transmission frames (6085) through deflector rods (6084).

6. A cutting machine according to claim 3, characterized in that the side of the mounting plate (6083) is provided with guide plates (607), one end of each of the two limit bars (606) being movable through the guide plates (607).

7. A cutting machine according to claim 1, wherein the limiting mechanism (8) comprises a pressing plate (802), a plurality of conveying rollers (803) are rotatably arranged at the bottom of the pressing plate (802), two guide rods (805) are symmetrically arranged at the top of the pressing plate (802), lifting plates (801) are inserted on the two guide rods (805) in a co-movable mode, and positioning units (804) for fixing plates are arranged on two sides of the lifting plates (801).

8. The cutting machine according to claim 7, wherein the guide cover (2) is fixedly provided with a pressing cylinder (1) for driving the lifting plate (801) to longitudinally move, and two guide rods (805) between the lifting plate (801) and the pressing plate (802) are respectively sleeved with a second thrust spring.

9. The cutting machine according to claim 7, wherein the positioning unit (804) comprises an L-shaped rod (8041) rotatably connected with the inner side wall of the guide cover (2), a pressing bar (8042) is fixedly arranged at the bottom end of the L-shaped rod (8041), and one end of the L-shaped rod (8041) far away from the pressing bar (8042) is movably connected with the end of the lifting plate (801).

10. The working method of the cutting machine is characterized by comprising the following steps of:

Step one: the extending end of the pressing cylinder (1) is controlled to be contracted to be shortest, so that a plate is conveniently placed on the workbench (5), the extending end of the pressing cylinder (1) is controlled to be stretched to be half of the length, and the lifting plate (801) is matched with the pressure provided by the two second thrust springs on the pressing plate (802) and the plurality of conveying rollers (803) so that the plurality of conveying rollers (803) are in rolling connection with the plate, and the plate is pushed to move to a cutting station through the feeding tool (7);

Step two: when the plate moves to a cutting station, the extending end of the pressing cylinder (1) is controlled to extend to the longest, at the moment, the lifting plate (801) moves downwards to drive the two L-shaped rods (8041) to turn over, so that the two pressing strips (8042) respectively press the edges of the two sides of the plate, and a plurality of conveying rollers (803) are matched to provide pressure for the middle part of the plate;

Step three: after the panel is cut, the outside grinding device is used for deburring and chamfering the cut edges of the panel, edge sealing oil is poured onto three cotton strips in the chamfering operation process, after the chamfering operation is finished, the extending ends of the shifting cylinders (605) are controlled to extend, the push plates (604) are enabled to move, when the cotton strips on the mounting plates (6083) are contacted with the cut edges of the panel, due to the influence of resistance, the distance between the guide plates (607) and the push plates (604) is reduced, the driving wheels (601) roll onto the top surfaces of the trapezoid blocks (603) from the moving plates (602), so that the baffle plates (6081) and the moving sleeves (6086) are pushed to move, the corresponding turning plates (6082) are driven by the matched driving frames (6085) and the pull rods (6089) to turn, the cotton strips on the two turning plates (6082) are respectively contacted with the chamfer positions on the cut edges of the panel, the extending ends of the shifting cylinders (605) are extended continuously, and after the driving plates (601) are contacted with the driving plates (604), the movement of the driving plates (604) drives the guide plates (607) to move to drive the guide plates (6081) to move onto the top surfaces of the trapezoid blocks (603), and the corresponding to seal edges of the panel (6082) and the cut edges of the panel.