CN117884702B - Automatic cutting equipment for metal traffic sign board - Google Patents

Abstract

The invention relates to the technical field of plate cutting, in particular to automatic cutting equipment for a metal traffic sign board, which comprises the following components: track board, fixed part, cutting mechanism. According to the invention, the cutting groove arranged on the rotating plate is used for cutting the metal plate in the moving process of the cutting knife, the cutting area is the cutting track, the cutting positions are set by controlling the positions of the two rotating plates, the two lower pressing plates in the pressing group press the area of the metal plate to be cut on the bottom plate, the cutting area of the metal plate is pressed up and down, the problem that the edge of the cut signboard is curled due to the cutting operation is avoided, the fact that the subsequently cut signboard meets the requirement is ensured, the cutting operation is carried out simultaneously through the two cutting knives on the two rotating plates, namely, the cutting operation on the two metal plates is carried out synchronously, and the overall cutting efficiency is improved.

Description

Automatic cutting equipment for metal traffic sign board

Technical Field

The invention relates to the technical field of plate cutting, in particular to automatic cutting equipment for a metal traffic sign board.

Background

The metal traffic signboard is a road traffic signboard made of metal materials, and is mainly used for indicating intersections, turning positions, zebra crossings, parking lots and other related traffic conditions, and is generally in various shapes, mainly comprising a rectangle, a circle and a triangle, wherein the triangle signboard is of an equilateral triangle structure, and the triangle signboard is mainly obtained by cutting a rectangular metal plate in the production process.

At present, when a metal plate is cut into a signboard, a triangular area of the signboard is mainly divided manually, and the signboard with a required shape is finally obtained by cutting along the track of the divided area through a cutting knife, but the following problems exist in the cutting process: 1. triangle-shaped region through the manual work comes to divide the signboard and cuts the mode through cutting the cutter along the orbit and be difficult to control the shape and the size error of back signboard of cutting and be in the allowed range all the time for the signboard cuts the quality inhomogeneous, and the while is cutting the in-process metal sheet and does not obtain stable limit control, easily leads to the fact the influence to cutting the in-process, reduces signboard shaping quality, and secondly only can cut a metal sheet once, and holistic cutting efficiency is lower, and required cost of labor is higher.

2. After each signboard is cut, the triangular region of the next signboard needs to be divided again, so that the triangular region track and the cutting operation need to be divided repeatedly for many times, a large amount of time and labor cost are required, and the whole cutting operation efficiency is low.

Disclosure of Invention

Based on this, it is necessary to provide an automatic cutting device for metal traffic signs, aiming at solving the problems of the above-mentioned technology.

The application provides automatic cutting equipment for a metal traffic signboard, which comprises the following components: the track plate is provided with a sliding block groove extending from left to right on the upper end face, an electric sliding block I is arranged in the sliding block groove, and the front end face and the rear end face of the track plate are both provided with a bottom plate which slides from left to right through an electric sliding block II and is used for placing a metal plate; the fixing part is fixedly arranged on the upper end surface of the bottom plate and used for preliminarily fixing the metal plate; and the upper end face of the track plate is provided with a cutting mechanism for simultaneously cutting the metal plates placed on the two bottom plates, and the cutting mechanism is connected with the first electric sliding block.

The cutting mechanism comprises a fixed shaft, the upper end face of the first electric sliding block is fixedly provided with the fixed shaft, the fixed shaft is fixedly sleeved with a fixed plate, the front end and the rear end of the fixed plate are hinged with rotating plates, two fixed bars distributed left and right between the two rotating plates are hinged with each other, cutting grooves parallel to the two rotating plates are formed in the upper end face of the rotating plates, cutting cutters for cutting metal plates are arranged in the cutting grooves, the upper end face of a bottom plate is provided with X-shaped grooves matched with the cutting cutters, the upper end face of the first electric sliding block is fixedly provided with two L-shaped frames which are symmetrical front and rear, the front side L-shaped frames are provided with driving groups for driving the rotating plates to rotate, and the fixed bars are provided with pressing groups for pressing down cutting areas of the metal plates.

According to an advantageous embodiment, the two pressing groups are central symmetry about the axis of the fixed shaft, taking the rear side pressing group 61 as an example, the pressing groups comprise pressing columns, the fixing plates and the left fixing strips are movably provided with the pressing columns with axes extending from bottom to top, the upper end faces of the pressing columns located on the fixing strips are fixedly provided with U-shaped connecting strips, the upper end faces of the rotating plates on the rear side are fixedly provided with telescopic ends and first cylinders fixedly connected with the connecting strips, the lower end faces of the connecting strips are fixedly provided with connecting columns, the connecting columns and the pressing columns are respectively located on two sides of the corresponding rotating plates, the lower end faces of the connecting columns and the pressing columns are fixedly provided with pressing plates, the two pressing plates are located on two sides of the corresponding rotating plates, and the cutting knife is located between two adjacent pressing plates.

According to an advantageous embodiment, the first driving set comprises an L-shaped plate, the upper end face of the L-shaped frame on the front side is fixedly provided with an L-shaped plate, the upper end face of the horizontal section of the L-shaped plate is provided with a longitudinal groove from front to back, the longitudinal groove is internally provided with a horizontal plate through three sliding of an electric sliding block, the upper end face of the horizontal plate is provided with a transverse groove extending from left to right, the transverse groove is internally provided with a connecting block in a sliding manner, the connecting block is rotationally connected with the rotating plate on the front side through a connecting shaft, and the L-shaped plate is provided with a fixing set for fixing the rotating plate.

According to an advantageous embodiment, the fixed group includes the fixed orifices, two fixed orifices that distribute around having seted up to the left end face of L shaped plate horizontal segment, the fixed block that is provided with of lower terminal surface of horizontal plate, the activity is provided with the axis from left to right and with the spacing post of the fixed orifices mutually supporting that corresponds on the fixed block, fixed cover is equipped with the fixed plectane that is located between fixed block and the L shaped plate on the spacing post, fixed cover is provided with the spring one of cover on spacing post jointly between fixed plectane and the fixed block, the terminal surface of fixed block is kept away from to spacing post is fixed and is provided with the drive plectane, the preceding terminal surface of horizontal plate is fixed to be provided with places the strip, it is provided with the cam through the axis of rotation on the strip to place, the cam is mutually supporting with the drive plectane, one side of fixed orifice orientation fixed block is through the chamfer.

According to an advantageous embodiment, two distance groups are arranged on the L-shaped frame, each distance group comprises a laminating plate, the right end face of the L-shaped frame is fixedly provided with a laminating plate, a block moving groove extending from front to back is evenly formed in the laminating plate from left to right in a penetrating mode, a moving block is arranged in the block moving groove in a sliding mode, an attaching column with an axis extending from left to right is movably arranged on the moving block, the left end of the attaching column is hinged to an attaching block attached to a cutting face of the metal plate, and a driving group II is arranged on the laminating plate.

According to an advantageous embodiment, two fore-and-aft symmetrical movable grooves are formed in the upper end face of the two movable blocks of the driving group, a U-shaped plate is arranged in the movable grooves in a sliding mode through a movable block, the lower end face of the left vertical section of the U-shaped plate is fixedly provided with a fitting strip positioned on the left side of the fitting plate, the right end face of the movable block is fixedly provided with a square plate, a bidirectional threaded shaft penetrating through the right vertical section of the two U-shaped plates is arranged on the square plate in a rotating mode, and the bidirectional threaded shaft is in threaded fit with the two U-shaped plates.

According to an advantageous embodiment, the fixed part includes the link, the up end of track board is fixed to be provided with the bottom plate one-to-one and be the link of L shape, and the terminal surface that the track board was kept away from to the link is fixed to be provided with the rectangular plate, and the terminal surface that the track board was kept away from to the rectangular plate is fixed to be provided with the axis from the horizontal post that the back extends before, and the slip is provided with the limiting plate on the horizontal post, and the fixed spring second of cover on corresponding horizontal post that is provided with jointly between limiting plate and the rectangular plate that corresponds, the rectangular plate is towards the terminal surface fixed of corresponding limiting plate and is provided with the baffle.

In summary, the present invention includes at least one of the following beneficial effects: 1. according to the invention, the cutting groove arranged on the rotating plate is used for cutting the metal plate in the moving process of the cutting knife, the cutting area is the cutting track, the cutting positions are set by controlling the positions of the two rotating plates, the two lower pressing plates in the pressing group press the area of the metal plate to be cut on the bottom plate, the cutting area of the metal plate is pressed up and down, the problem that the edge of the cut signboard is curled due to the cutting operation is avoided, the fact that the subsequently cut signboard meets the requirement is ensured, the cutting operation is carried out simultaneously through the two cutting knives on the two rotating plates, namely, the cutting operation on the two metal plates is carried out synchronously, and the overall cutting efficiency is improved.

2. According to the invention, the metal plate is limited in the left-right direction through the mutual matching between the bonding blocks and the corresponding baffle plates, so that the influence on the metal plate caused by the movement of the subsequent bottom plate is avoided, the limiting effect of the two bonding strips and the limiting effect of the two limiting plates jointly limit and clamp the front-back direction of the metal plate twice, the two side clamps are respectively positioned at the left side and the right side of the metal plate, the influence on the stability of the metal plate during the movement of the subsequent bottom plate is avoided, and the stability and the cutting accuracy in the cutting process of the metal plate are ensured.

3. According to the invention, the limiting posts are mutually matched with the two fixing holes at different positions in turn to limit, the rotating plate is in two states in the two matching processes, the rotating plate in the two states is in an included angle of 60 degrees with the inclined plane of the metal plate, the cutting grooves on the rotating plate in the state of the rotating plate are two required cutting tracks, so that the metal plate can be conveniently cut at different angles for two times, the equilateral triangle signboard at the cutting position can be cut, and then the cut in the last time is used as the end face of the signboard cut in the next time in the cutting mode, so that the utilization rate of the metal plate material is improved, and the problem of waste of the metal plate material in the cutting process is avoided.

4. According to the invention, the two attaching strips are respectively attached to the front end face and the rear end face of the metal plate, so that the moving block is adaptively positioned at the middle position in the front-rear direction of the two attaching strips, the moving block and the attaching column and the attaching block on the moving block are also positioned at the middle position in the front-rear direction of the metal plate, the horizontal straight line distance between the cutting knife and the cutting line to be subjected to cutting operation on the metal plate is equal to half of the unilateral size of the formed signboard, after the attaching block is moved to be contacted and attached to the right end face of the metal plate again, the moving distance of the attaching block and the electric sliding block is half of the side length of the signboard, namely, the horizontal distance movement of the cutting knife is realized by taking the end face of the cut metal plate as a reference and by means of the attaching block, and then continuous accurate cutting is realized without repeated scribing and cutting operations, and cutting efficiency is improved on the basis of ensuring cutting precision and quality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

Fig. 1 shows a schematic perspective view of an automatic cutting device for a metal traffic sign board according to an embodiment of the present invention.

Fig. 2 shows a top view of an automatic metal traffic sign cutting device according to an embodiment of the present invention.

Fig. 3 shows a schematic perspective view of a partial component between a track plate, a base plate and a fitting block according to an embodiment of the present invention.

Fig. 4 shows a schematic perspective view of a base plate, a bonding strip and a pressing group according to an embodiment of the present invention.

Fig. 5 shows a schematic perspective view of a partial structure between a fixing plate, a distance group and a second driving group according to an embodiment of the present invention.

Fig. 6 is a schematic perspective view showing a structure among a fixing plate, a rotating plate and a fixing bar according to an embodiment of the present invention.

Fig. 7 shows an enlarged view at a in fig. 6 provided in accordance with an embodiment of the present invention.

Fig. 8 shows a schematic diagram of a cutting track required in a cutting process of a metal plate according to an embodiment of the present invention.

Wherein the above figures include the following reference numerals: 1. a track plate; 2. a slider groove; 3. an electric sliding block I; 4. a bottom plate; 5.a fixing part; 50. a connecting frame; 51. a rectangular plate; 52. a horizontal column; 53. a limiting plate; 54. a second spring; 55. a baffle; 6. a cutting mechanism; 60. a fixed shaft; 600. a fixing plate; 601. a rotating plate; 602. a fixing strip; 603. cutting grooves; 604. a cutting knife; 605. an X-shaped groove; 606. an L-shaped frame; 61. pressing down the group; 610. pressing down a column; 611. a connecting strip; 612. a first cylinder; 613. a connecting column; 614. a lower pressing plate; 62. driving a first group; 620. an L-shaped plate; 621. a longitudinal slot; 622. a horizontal plate; 623. a transverse slot; 63. a fixed group; 630. a fixing hole; 631. a fixed block; 632. a limit column; 633. fixing the circular plate; 634. a first spring; 635. driving a circular plate; 636. placing a strip; 637. a cam; 64. distance group; 640. bonding plates; 641. a block moving groove; 642. a moving block; 643. attaching a column; 644. a bonding block; 65. a second driving group; 650. a moving groove; 651. a U-shaped plate; 652. a bonding strip; 653. a square plate; 654. a bidirectional threaded shaft.

Detailed Description

In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.

As shown in fig. 1, 2 and 8, an automatic cutting apparatus for a metal traffic sign, comprising: the track plate 1, the up end of the said track plate 1 has slide block groove 2 that extends from left to right, there is first electric slide block 3 in the slide block groove 2, the front and back both ends of the track plate 1 are all provided with the bottom plate 4 that slides from left to right and is used for placing the metal sheet through the second electric slide block; a fixing part 5, wherein the fixing part 5 for preliminarily fixing the metal plate is fixedly arranged on the upper end surface of the bottom plate 4; and the cutting mechanism 6 is arranged on the upper end surface of the track plate 1, the cutting mechanism 6 is used for simultaneously cutting the metal plates placed on the two bottom plates 4, and the cutting mechanism 6 is connected with the first electric slider 3.

During operation, will be used for cutting out on two bottom plates 4 that the metal sheet of signboard was placed, carry out preliminary fixed to the metal sheet through fixed part 5 for metal sheet is parallel to each other with track board 1, and the left end of metal sheet is preliminary spacing, and then electronic slider 3 work drives cutting mechanism 6 and removes from right to left, and cutting mechanism 6 carries out a lot of cutting operation to the metal sheet at its in-process that removes simultaneously, makes the metal sheet cut into a plurality of equilateral triangle's signboard, thereby accomplishes the cutting operation to two metal sheets simultaneously.

As shown in fig. 1, fig. 4, fig. 5 and fig. 6, the cutting mechanism 6 comprises a fixed shaft 60, the upper end face of the first electric slider 3 is fixedly provided with the fixed shaft 60, the fixed shaft 60 is fixedly sleeved with a fixed plate 600, the front end and the rear end of the fixed plate 600 are both hinged with a rotating plate 601, two rotating plates 601 are hinged with each other through two fixing strips 602 distributed left and right, a cutting groove 603 parallel to the rotating plate 601 is formed in the upper end face of the rotating plate 601, a cutting knife 604 for cutting a metal plate is arranged in the cutting groove 603, the cutting knife 604 is driven by external hydraulic equipment (not shown in the drawing) to move up and down, an X-shaped groove 605 matched with the cutting knife 604 is formed in the upper end face of the first electric slider 3, two L-shaped frames 606 which are symmetrical front and rear are fixedly arranged on the upper end face of the first electric slider 3, a driving group 62 for driving the rotating plate 601 is arranged on the front side L-shaped frames 606, and a pressing group 61 for pressing down the cutting area of the metal plate is arranged on the fixing strips 602.

As shown in fig. 4, the two pressing groups 61 are centrally symmetrical about the axis of the fixed shaft 60, and the rear pressing group 61 is illustrated as an example, the pressing groups 61 include pressing columns 610, the fixing plates 600 and the left fixing strips 602 are respectively movably provided with a pressing column 610 with axes extending from bottom to top, the upper end surface of the pressing column 610 located on the fixing strip 602 is fixedly provided with a U-shaped connecting strip 611, the upper end surface of the rear rotating plate 601 is fixedly provided with a first cylinder 612 with a telescopic end fixedly connected with the connecting strip 611, the lower end surface of the connecting strip 611 is fixedly provided with a connecting column 613, the connecting column 613 and the pressing column 610 are respectively located at two sides of the corresponding rotating plate 601, the lower end surfaces of the connecting column 613 and the pressing column 610 are respectively fixedly provided with a pressing plate 614, the two pressing plates 614 are located at two sides of the corresponding rotating plate 601, and the cutting knife 604 is located between the two pressing plates 614 adjacent to the cutting knife 604.

As shown in fig. 6 and 7, the first driving unit 62 includes an L-shaped plate 620, the upper end surface of the front side of the L-shaped frame 606 is fixedly provided with an L-shaped plate 620, the upper end surface of the horizontal section of the L-shaped plate 620 is provided with a longitudinal slot 621 from front to back, a horizontal plate 622 is provided in the longitudinal slot 621 by three sliding of an electric sliding block, the upper end surface of the horizontal plate 622 is provided with a transverse slot 623 extending from left to right, a connecting block is provided in the transverse slot 623 in a sliding manner, the connecting block is rotatably connected with the front side rotating plate 601 through a connecting shaft, and a fixing unit 63 for fixing the rotating plate 601 is provided on the L-shaped plate 620.

As shown in fig. 6 and 7, the fixing set 63 includes a fixing hole 630, two fixing holes 630 distributed around are provided on the left end face of the horizontal section of the L-shaped plate 620, a fixing block 631 is fixedly provided on the lower end face of the horizontal plate 622, a limit post 632 with an axis matching with the corresponding fixing hole 630 from left to right is movably provided on the fixing block 631, a fixing circular plate 633 between the fixing block 631 and the L-shaped plate 620 is fixedly sleeved on the limit post 632, a first spring 634 sleeved on the limit post 632 is fixedly provided between the fixing circular plate 633 and the fixing block 631, a driving circular plate 635 is fixedly provided on the end face of the limit post 632 far from the fixing block 631, a placing bar 636 is fixedly provided on the front end face of the horizontal plate 622, a cam 637 is rotatably provided on the placing bar 636, the rotating shaft is connected with a first external motor (not shown in the drawing), the cam 637 is mutually matched with the driving circular plate 635, and the fixing hole 630 is chamfered toward one side of the fixing block 631.

As shown in fig. 3 and 5, two L-shaped frames 606 are provided with distance groups 64, and the front side distance groups 64 are illustrated as an example, the distance groups 64 include a bonding plate 640, the right end surface of the L-shaped frame 606 is fixedly provided with the bonding plate 640, a block moving groove 641 extending from front to back is uniformly formed in the bonding plate 640 from left to right, a moving block 642 is slidably provided in the block moving groove 641, a bonding post 643 with an axis extending from left to right is movably provided on the moving block 642, a bonding block 644 bonded with a metal plate cutting surface is hinged at the left end of the bonding post 643, a second driving group 65 is provided on the bonding plate 640, and the bonding post 643 is driven to move left and right by a second external cylinder (not shown in the drawing).

As shown in fig. 5, the second driving set 65 includes two symmetrical moving grooves 650 formed on the upper end surface of the bonding plate 640, a U-shaped plate 651 is slidably disposed in the moving groove 650 through a moving block, a bonding bar 652 located on the left side of the bonding plate 640 is fixedly disposed on the lower end surface of the left vertical section of the U-shaped plate 651, a square plate 653 is fixedly disposed on the right end surface of the moving block 642, a bidirectional threaded shaft 654 penetrating through the right vertical section of the two U-shaped plates 651 is rotatably disposed on the square plate 653, the bidirectional threaded shaft 654 is connected with an external motor second (not shown in the drawing), and the bidirectional threaded shaft 654 is in threaded fit with the two U-shaped plates 651.

As shown in fig. 1 and 2, the fixing portion 5 includes a connecting frame 50, the upper end surface of the track board 1 is fixedly provided with a connecting frame 50 corresponding to the bottom board 4 one by one and having an L shape, the end surface of the connecting frame 50 away from the track board 1 is fixedly provided with a rectangular board 51, the end surface of the rectangular board 51 away from the track board 1 is fixedly provided with a horizontal post 52 with an axis extending from front to back, the horizontal post 52 is slidably provided with a limit board 53, a second spring 54 sleeved on the corresponding horizontal post 52 is fixedly provided between the limit board 53 and the corresponding rectangular board 51, and the end surface of the rectangular board 51 facing the corresponding limit board 53 is fixedly provided with a baffle 55.

During specific work, the first step: firstly, the right end of the metal plate is cut once, namely, the right end face of the metal plate is inclined, the included angle between the right end face and the rear end face is 60 degrees (refer to fig. 1 and 4), the metal plate is placed on the corresponding bottom plate 4, the metal plate is located between the rectangular plate 51 and the limiting plate 53, the second spring 54 is in a stretched state, the rectangular plate 51 and the limiting plate 53 initially limit the front and rear direction of the metal plate through the elastic force generated by stretching the second spring 54, namely, the metal plate is parallel to the bottom plate 4 and the track plate 1, and secondly, the left end face of the metal plate is in contact with the baffle 55.

And a second step of: the first electric slider 3 works to drive the two L-shaped frames 606 to move left, the L-shaped frames 606 drive the upper bonding plates 640 to be close to the corresponding metal plates, the bonding plates 640 are in contact with the rear side parts of the right end faces of the metal plates, the external motor two works to drive the bidirectional threaded shafts 654 to rotate synchronously, the two U-shaped plates 651 drive the corresponding bonding strips 652 to move through the threaded cooperation between the bidirectional threaded shafts 654 and the corresponding two U-shaped plates 651, the corresponding two bonding strips 652 are made to be close to each other, finally the two bonding strips 652 are respectively bonded with the front end face and the rear end face of the metal plates, namely, the front end and the rear end face of the metal plates are subjected to limiting operation again, stability in the subsequent cutting process is further improved, the second cylinder two works to enable the telescopic ends of the bonding posts 643 to drive the bonding blocks 644 to move left and the middle parts of the inclined faces of the metal plates to be in contact, the left and right directions of the metal plates are limited through the mutual cooperation between the bonding blocks 644 and the corresponding baffle plates 55, the stability of the metal plates is prevented from being influenced when the subsequent bottom plates 4 move, and the accuracy in the cutting process of the metal plates is guaranteed.

And a third step of: referring to fig. 1, it is to be assumed that the inclination state of the rotating plate 601 is the first inclination state, the limiting column 632 is located in the fixing hole 630 close to the corresponding L-shaped frame 606, so that the horizontal plate 622 is limited and fixed by the limiting column 632 being clamped into the corresponding fixing hole 630, further, the rotating plate 601 on the front side is fixed, the rotating plate 601 forms a parallelogram with the rotating plate 601 on the rear side together through two fixing strips 602, the parallelogram is in the fixed state, the first cylinder 612 works to enable the telescopic end of the first cylinder to retract, the telescopic end of the first cylinder drives the corresponding connecting strip 611 to move downwards synchronously, the connecting strip 611 drives the lower pressing column 610 and the connecting column 613 on the connecting rod to move downwards synchronously, the two lower pressing plates 614 drive the corresponding lower pressing plate 614 to move synchronously, the area where the metal plate needs to be cut is pressed on the bottom plate 4, meanwhile, the second electric sliding block works to enable the X-shaped groove 605 on the bottom plate 4 to move to the lower side of the cutting plate 604, at the moment, one of the first inclined areas of the cutting plates 604 and the X-shaped grooves 605 are opposite, the lower pressing plates are opposite to one another, the lower pressing plates are matched with the corresponding lower pressing plates 614 to the lower pressing plates 614, the lower pressing plates are matched with the corresponding lower pressing plates 4, the lower pressing plates are prevented from pressing the cut edges of the cutting plate is carried out, and the problem is avoided, and the cut edges of the cut edges are pressed down, and the label plate is removed, and the label plate is cut, and the label is pressed.

Fourth step: after the first signboard is removed, the external motor works to drive the cam 637 to rotate through the rotating shaft, the driving circular plate 635 drives the limit post 632 to move left through the cooperation between the cam 637 and the driving circular plate 635, the limit post 632 withdraws from the fixing hole 630 close to the corresponding L-shaped frame 606, the spring 634 is in a compressed and deformed state, the electric slider works to drive the horizontal plate 622 to move forward, the connecting block in the transverse groove 623 drives the front rotating plate 601 to move synchronously through the connecting shaft, the rotating plate 601 rotates around the hinging point of the rotating plate 601 and the fixing plate 600, and as the horizontal plate 622 moves forward, the limit post 632 moves to a position opposite to the fixing hole 630 far away from the corresponding L-shaped frame 606, the cam 637 continues to rotate, the elastic force generated by compression deformation of the first spring 634 enables the limiting post 632 to be clamped into the fixing hole 630, chamfering on the fixing hole 630 is convenient for inserting the limiting hole into the fixing hole 630, the horizontal plate 622, the transverse block and the front rotary plate 601 are fixed through matching of the limiting post 632 and the fixing hole 630, in the moving process of the limiting post 632, the rotary plate 601 drives the cutting knife 604 to rotate anticlockwise by 120 degrees, namely, an included angle between the rotary plate 601 and the right end face of the metal plate is 60 degrees, at the moment, the cutting knife 604 is in a second inclined state, and at the moment, the horizontal straight line distance between the cutting knife 604 and a cutting line to be cut on the metal plate is equal to half of the unilateral size of the formed signboard.

Fifth step: the first electric sliding block 3 works to drive the two L-shaped frames 606 to move left synchronously, the L-shaped frames 606 drive the bonding plate 640 and the bonding block 644 on the first electric sliding block to move synchronously, when the bonding block 644 moves to be in contact with the right end face of the metal plate again, the cutting knife 604 in the second inclined state is aligned with the cutting line on the metal plate, then the second electric sliding block works to enable the X-shaped groove 605 on the bottom plate 4 to move synchronously to the lower side of the cutting knife 604, the cutting knife 604 is opposite to the other inclined area in the X-shaped groove 605, and then the second step and the third step are repeated to cut the metal plate again. The end face of the metal plate after cutting is used as a reference, the horizontal fixed distance movement of the cutting knife 604 is realized by means of the attaching block 644, continuous accurate cutting is realized, repeated scribing and cutting operations are not needed, and cutting efficiency is improved on the basis of ensuring cutting precision and quality.

The intermittent matching between the limiting posts 632 and the two fixing holes 630 is used for realizing that the rotating plate 601 drives the cutting knife 604 to rotate at a fixed angle, and meanwhile, the continuous cutting operation of the two metal plates is realized by matching the operation of the distance group 64.

In the description of the present invention, unless explicitly stated and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

The embodiments of the present invention are all preferred embodiments of the present invention, and are not limited in scope by the present invention, so that all equivalent changes according to the structure, shape and principle of the present invention are covered in the scope of the present invention.

Claims (6)

1. An automatic cutting device for a metal traffic sign, comprising:

The track plate (1), slider groove (2) that extends from left to right is seted up to the up end of track plate (1), is provided with electronic slider one (3) in slider groove (2), and the front and back both ends face of track plate (1) all is provided with through electronic slider two from left to right slip and is used for placing bottom plate (4) of metal sheet, fixed part (5), the up end of bottom plate (4) is fixed and is provided with fixed part (5) that are used for carrying out preliminary fixed to the metal sheet, cuts mechanism (6), the up end of track plate (1) is provided with and is used for carrying out the cutting mechanism (6) that cuts simultaneously to the metal sheet of placing on two bottom plates (4), cuts mechanism (6) and electronic slider one (3) are connected;

The cutting mechanism (6) comprises a fixed shaft (60), the upper end face of the first electric sliding block (3) is fixedly provided with the fixed shaft (60), the fixed shaft (60) is fixedly sleeved with a fixed plate (600), the front end and the rear end of the fixed plate (600) are both hinged with rotating plates (601), two rotating plates (601) are hinged with each other through two fixing strips (602) distributed left and right, the upper end face of each rotating plate (601) is provided with a cutting groove (603) parallel to the rotating plates, the cutting grooves (603) are internally provided with cutting knives (604) for cutting metal plates, the upper end face of the bottom plate (4) is provided with X-shaped grooves (605) matched with the cutting knives (604), the upper end face of the first electric sliding block (3) is fixedly provided with two L-shaped frames (606) which are symmetrical front and rear, the front side L-shaped frames (606) are provided with driving groups (62) for driving the rotating plates (601), and the fixing strips (602) are provided with pressing groups (61) for pressing down the cutting areas of the metal plates;

The first driving group (62) comprises an L-shaped plate (620), the upper end face of the L-shaped frame (606) on the front side is fixedly provided with the L-shaped plate (620), the upper end face of the horizontal section of the L-shaped plate (620) is provided with a longitudinal groove (621) from front to back, the longitudinal groove (621) is internally provided with a horizontal plate (622) through three sliding of an electric sliding block, the upper end face of the horizontal plate (622) is provided with a transverse groove (623) extending from left to right, a connecting block is arranged in the transverse groove (623) in a sliding mode, the connecting block is connected with the rotating plate (601) on the front side in a rotating mode through a connecting shaft, and the L-shaped plate (620) is provided with a fixed group (63) used for fixing the rotating plate (601).

2. The automatic metal traffic sign cutting device according to claim 1, wherein: the two pressing groups (61) are central symmetry about the axis of the fixed shaft (60), the rear side pressing groups (61) are taken as an example, the pressing groups (61) comprise pressing columns (610), the pressing columns (610) extending from bottom to top are movably arranged on the fixed plates (600) and the left side fixing strips (602), the upper end faces of the pressing columns (610) on the fixed strips (602) are fixedly provided with U-shaped connecting strips (611), the upper end faces of the rotating plates (601) on the rear side are fixedly provided with first air cylinders (612) with telescopic ends fixedly connected with the connecting strips (611), the lower end faces of the connecting strips (611) are fixedly provided with connecting columns (613), the connecting columns (613) and the pressing columns (610) are respectively located on two sides of the corresponding rotating plates (601), the lower end faces of the connecting columns (613) and the pressing columns (610) are fixedly provided with pressing plates (614), the two pressing plates (614) are located on two sides of the corresponding rotating plates (601), and the cutting plates (604) are located between the two adjacent pressing plates (614).

3. The automatic metal traffic sign cutting device according to claim 1, wherein: fixed group (63) are including fixed orifices (630), fixed orifices (630) that distribute around two are seted up to the left end face of L shaped plate (620) horizontal segment, the fixed block (631) that is provided with of lower terminal surface of horizontal plate (622), the activity is provided with spacing post (632) that the axis is from left to right and mutually support with corresponding fixed orifice (630) on fixed block (631), fixed cover is equipped with fixed plectane (633) that are located between fixed block (631) and L shaped plate (620) on spacing post (632), fixed spring one (634) that are provided with the cover jointly between fixed plectane (633) and fixed block (631) are established on spacing post (632), the terminal surface that fixed drive plectane (635) is kept away from to spacing post (632), the fixed strip (636) that is provided with of preceding terminal surface of horizontal plate (622), it is provided with cam (637) to place on strip (636) through the axis of rotation, cam (637) and drive (635) mutually support, one side of fixed orifice (630) orientation fixed block (631) is through the chamfer.

4. The automatic metal traffic sign cutting device according to claim 1, wherein: two all be provided with distance group (64) on L shape frame (606), distance group (64) are including laminating board (640), the right-hand member face of L shape frame (606) is fixed to be provided with laminating board (640), evenly run through on laminating board (640) from a left side to the right side and have seted up from the front to the movable block groove (641) that extends after, be provided with movable block (642) in movable block groove (641), the activity is provided with axis from laminating post (643) that left side extends to the right side on movable block (642), the left end of laminating post (643) articulates has laminating piece (644) that cuts the cutting surface laminating with the metal sheet, be provided with on laminating board (640) drive group two (65).

5. The automatic metal traffic sign cutting device according to claim 4, wherein: drive group two (65) are including the up end of adhesion plate (640) seted up two fore-and-aft symmetry remove groove (650), move through moving the piece in groove (650) and slide and be provided with U shaped plate (651), the lower terminal surface of the vertical section in U shaped plate (651) left side is fixed to be provided with and is located adhesion plate (640) left laminating strip (652), the right-hand member face of movable block (642) is fixed to be provided with square plate (653), rotate on square plate (653) and be provided with on the perpendicular section in right side that runs through two U shaped plates (651) two-way screw spindle (654), and be screw-thread fit between two U shaped plates (651) two-way screw spindle (654).

6. The automatic metal traffic sign cutting device according to claim 1, wherein: the fixed part (5) comprises a connecting frame (50), the upper end face of the track plate (1) is fixedly provided with a connecting frame (50) which corresponds to the bottom plate (4) one by one and is L-shaped, the end face of the connecting frame (50) away from the track plate (1) is fixedly provided with a rectangular plate (51), the end face of the rectangular plate (51) away from the track plate (1) is fixedly provided with a horizontal column (52) with an axis extending from front to back, the horizontal column (52) is provided with a limiting plate (53) in a sliding mode, a second spring (54) sleeved on the corresponding horizontal column (52) is fixedly arranged between the limiting plate (53) and the corresponding rectangular plate (51), and the end face of the rectangular plate (51) facing the corresponding limiting plate (53) is fixedly provided with a baffle (55).