CN117300229A - Automatic shearing equipment, system and method for steel grating - Google Patents

Abstract

The patent application belongs to the technical field of shearing equipment, and particularly relates to automatic shearing equipment, system and method for steel grating, wherein the automatic shearing equipment comprises a moving mechanism and a plurality of shearing mechanisms, the shearing mechanisms are used for shearing flat steel, and the moving mechanism is used for controlling the shearing mechanisms to synchronously move or asynchronously move; the steel grating shearing device also comprises a lifting mechanism, a pressing mechanism and a pushing mechanism, wherein the lifting mechanism is used for controlling the moving mechanism to move up and down, and the pushing mechanism is used for clamping the steel grating and pushing the steel grating to the upper part of the shearing mechanism; the purpose is that: the distance between each shearing mechanism can be adjusted by asynchronously moving the shearing mechanisms, and a cutter does not need to be replaced; after a plurality of shearing mechanisms shear the flat steel with corresponding quantity, each shearing mechanism moves equidistantly to perform next shearing and synchronous shearing, so that the shearing efficiency is improved.

Description

Automatic shearing equipment, system and method for steel grating

Technical Field

The invention relates to the technical field of shearing equipment, in particular to automatic steel grating shearing equipment, system and method.

Background

The steel grating is a steel product with square lattices in the middle, which is formed by crossly arranging flat steel according to a certain interval and cross bars and welding the flat steel into a press welder or manually, and is mainly used for making ditch cover plates, steel structure platform plates, tread plates of steel ladders and the like.

The long steel grating material coming out through the mechanical pressure resistance welding equipment is required to be sent to a designated position, the long steel grating material is fixed by using manpower or a clamp, flat steel is cut, the steel grating after cutting is taken down, the next part of the long steel grating material is sent to the designated position, and the next cutting is waited.

The existing hydraulic shearing equipment consists of a frame, a lifting device, a vertical shaft and clamps, wherein a cutter is fixed at the lower part of the lifting device, the cutter can extend into a space between two rows of clamps, the bottom edge of a triangle can extend out of the lower edge of the clamps, the head of the cutter is triangular, one or more cutters can be arranged, a gap is reserved between the adjacent cutters, and the lifting device is hydraulic or motor type.

According to the scheme, the cutter stretches into the flat steel gap through the lifting device, and the cutter is pushed to shear the flat steel by using the hydraulic pressure, but because the position of the cutter is not adjustable, different cutters are required to be replaced for steel grating plates with different specifications, and the production efficiency is reduced.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide automatic steel grating shearing equipment so as to solve the technical problem that the positions of cutters of hydraulic shearing equipment in the prior art are not adjustable and different cutters are required to be replaced for steel grating plates with different specifications.

The technical scheme adopted by the invention is as follows:

the automatic steel grating shearing equipment comprises a moving mechanism and a plurality of shearing mechanisms, wherein the shearing mechanisms are used for shearing flat steel, the shearing mechanisms are arranged on the moving end of the moving mechanism, and the moving mechanism is used for controlling the shearing mechanisms to synchronously move or asynchronously move;

the steel grating shearing device comprises a shearing mechanism, and is characterized by further comprising a lifting mechanism, a pressing mechanism and a pushing mechanism, wherein the lifting mechanism is used for controlling the moving mechanism to move up and down, the pushing mechanism is used for clamping the steel grating and pushing the steel grating to the upper side of the shearing mechanism, and the pressing mechanism is used for pressing the steel grating.

Compared with the prior art, the invention has the beneficial effects that: 1. the distance between each shearing mechanism can be automatically adjusted through asynchronous movement of the shearing mechanisms, so that the shearing mechanism is suitable for steel grating plates of different specifications and corrects position deviation caused by flat steel deformation, and tools are not required to be replaced and manual adjustment is not required; 2. after a plurality of shearing mechanisms shear a corresponding number of flat steels, each shearing mechanism adds a correction value again by taking equidistant movement as a basic value through synchronous movement and position correction, and then carries out the next shearing; 3. the automatic shearing step by step reduces the energy consumption power of the equipment, improves the accuracy and prolongs the service life of the equipment; 4. the shearing of the straight line and the curve can be completed through the cooperation of the pushing mechanism and the step-by-step automatic shearing; 5. the steel grating is clamped by the pressing mechanism and the pushing mechanism during shearing, so that the deformation of the uncut part of the steel grating is prevented.

As a preferred embodiment of the invention, the number of the pressing mechanisms is four, two pressing mechanisms are in a group, the two groups of pressing mechanisms are respectively arranged at two ends of the shearing position of the steel grating, and the two pressing mechanisms in the same group are symmetrically arranged about the pushing mechanism.

The beneficial effects are that: 1. by arranging four pressing mechanisms, two sides of the shearing position of the steel grating are pressed at the same time, so that the flat steel is not easy to warp and deform, and the pressing mechanisms in the same group press two ends of the cross rod, so that the welding point of the cross rod and the flat steel is not easy to deform and unweld under the action of shearing force during shearing; 2. part of the steel grating plates can be flattened through the pressing mechanism, and the flatness of the steel grating plates is improved.

As the preferred implementation mode of the invention, the device also comprises two groups of guide mechanisms arranged on the support frame, wherein the two groups of guide mechanisms are respectively arranged at the feed end and the discharge end of the support frame, the guide mechanisms comprise a fourth slide rail and a plurality of fourth slide blocks, the fourth slide rail is transversely arranged on the support frame, the fourth slide blocks are slidably arranged on the fourth slide rail, a fourth installation block is fixedly arranged on the fourth slide block, an adjusting screw is in threaded connection with the fourth installation block, the bottom of the adjusting screw is propped against the fourth slide rail, two fourth guide blocks are fixedly arranged above the fourth installation block, and the flat steel is positioned between the two fourth guide blocks.

The beneficial effects are that: 1. by arranging the two fourth guide blocks, the flat steel is guided when the steel grating is pushed, and is transversely limited when sheared, and the clamping mechanism and the pushing mechanism are matched to clamp the steel grating, so that the unclamped part of the steel grating is prevented from deforming; 2. through setting up fourth slide rail and fourth installation piece, can follow the position of fourth slide rail regulation fourth guide piece, screw up adjusting screw for adjusting screw supports tightly on the fourth slide rail, accomplishes the locking.

As a preferred embodiment of the invention, the pushing mechanism clamps the steel grating plate during transmission and presses the steel grating plate when the steel grating plate is sheared, the pushing mechanism comprises a clamping assembly for clamping the steel grating plate, a linear moving assembly moving along the Y direction and a lifting assembly moving along the Z direction, the lifting assembly is fixedly arranged on the moving end of the linear moving assembly, and the clamping assembly is fixedly arranged on the moving end of the lifting assembly;

the clamping assembly comprises a fixed clamping block and a movable clamping block which moves relative to the fixed clamping block, the lower ends of the fixed clamping block and the movable clamping block are respectively provided with a first clamping groove which is clamped with the flat steel, and one side, close to the fixed clamping block, of the movable clamping block is provided with a second clamping groove which is clamped with the cross rod; the second clamping groove is a V-shaped groove.

The beneficial effects are that: 1. when the steel grating is conveyed, the steel grating is clamped by the pushing mechanism, and when the steel grating is sheared, the steel grating is tightly pressed by the pushing mechanism, so that a clamp for shearing is not required to be additionally arranged, and the manufacturing cost is reduced. 2. Through the mutually supporting of first draw-in groove and second draw-in groove, carry out two ascending centre gripping spacing simultaneously to the horizontal pole and the band steel of steel grating for the centre gripping to steel grating is more firm. 3. After shearing is completed, the clamping assembly is loosened, the lifting assembly lifts the clamping assembly, the linear movement assembly is reset, next feeding can be performed, automatic pushing and compaction are performed, and machining efficiency is improved. 4. After welding, the cross bars on the steel grating plate can bend or deviate in a certain range, the staggered cross bars are guided and clamped by the V-shaped grooves, and the V-shaped grooves can adapt to the cross bars with different diameters in a certain range.

As a preferred embodiment of the invention, the pushing mechanism further comprises a plurality of groups of pressing rollers which are arranged on the conveying frame at intervals, wherein the number of each group of pressing rollers is two, the two pressing rollers are symmetrically arranged on two sides of the steel grating along the conveying direction of the steel grating, and the outer surfaces of the pressing rollers are in contact with the upper end face of the steel grating.

The beneficial effects are that: 1. after the steel grating is welded, the upper end face of the steel grating may be uneven, and by arranging a plurality of groups of symmetrical pinch rollers, the steel grating cannot move upwards, and when the steel grating is transmitted, the uneven upper end face becomes smoother after passing through the pinch rollers; 2. through multiunit guide roll, carry out the multiple spot spacing to steel grating, cooperate pushing equipment, hold-down mechanism and guiding mechanism to form the anchor clamps when shearing for steel grating is when shearing, does not cut the difficult deformation of part.

As a preferred embodiment of the invention, the shearing mechanism comprises a fixed knife block and a movable knife block which moves relative to the fixed knife block, and the fixed knife block and the movable knife block are provided with notches; the fixed knife block and the movable knife block both comprise a cutting block and a supporting block, the notch is positioned between the cutting block and the supporting block, a first inclined plane is arranged on one side, close to the supporting block, of the cutting block, and a second plane is arranged on one side, close to the cutting block, of the supporting block; .

The beneficial effects are that: the edge through first inclined plane cuts the work piece, and the band steel is slope gradually during the shearing, and the movable cutter piece after the shearing resets, and the band steel of slope is followed movable cutter piece and is reset, prevents through setting up the second plane that the band steel from kick-backing, causes the band steel excessive deformation.

The invention also provides an automatic steel grating shearing system, which comprises the automatic steel grating shearing equipment, a first position acquisition unit and a second position acquisition unit, wherein the first position acquisition unit is arranged on the pressing mechanism and is used for acquiring the position of the flat steel and judging the moving sequence and the moving distance of each shearing mechanism;

the second position acquisition unit is used for acquiring the position of the cross rod and judging the pushing distance of the pushing mechanism each time.

The beneficial effects are that: by collecting the position data of the cross rod and the flat steel, the pushing distance of the pushing mechanism and the shearing mode of the shearing mechanism are accurately controlled, so that the shearing position is more accurate.

As a preferred embodiment of the invention, the compressing mechanism comprises a mounting frame, a through groove is formed above the shearing mechanism on the mounting frame, and the first position collecting unit is arranged in the through groove;

the first position acquisition unit comprises a detection assembly, the mounting frame is fixedly connected with a third sliding rail on one side of the through groove, the mounting frame is fixedly connected with a third motor on the other side of the through groove, a third screw rod is fixedly arranged on an output shaft of the third motor, a third sliding block is connected onto the third screw rod in a threaded mode, the third sliding block is slidably mounted on the third sliding rail, and the detection assembly is fixedly mounted at the lower end of the third sliding block and located in the through groove.

The beneficial effects are that: 1. the detection assembly is arranged in the through groove by arranging the third sliding rail and the third screw rod at two sides of the through groove, and moves in the through groove when detecting, so that the whole structure is compact and the occupied space is small; 2. the third screw rod drives the detection assembly to move along the direction perpendicular to the flat steel, the distance between the flat steel and the detection assembly is scanned, and the detection value reaches a preset value when the detection assembly passes through the flat steel each time, so that the position of the flat steel is judged.

As a preferred embodiment of the present invention, the second position acquisition unit includes two detection assemblies mounted on the carriage, the two detection assemblies are symmetrically disposed at two sides of the steel grating along the conveying direction of the steel grating, and continuously detect the data of the cross bars at two sides of the steel grating when the steel grating is conveyed;

according to the data acquired by the steel grating cross bars through the two-side detection assemblies, calculating the distance from the first cross bar to the end head of the steel grating and the distance from the last cross bar to the end tail of the steel grating;

according to the deviation of the data of the cross bars at the two sides of the steel grating, the shearing size from the cross bars to the end heads and the end tails can be corrected.

The beneficial effects are that: 1. according to the time difference that the same cross rod passes through the two distance measuring sensors, the horizontal gradient of the single cross rod can be calculated by combining the pushing speed of the pushing mechanism and the distance between the two distance measuring sensors; according to the height difference between the two ends of the cross rod and the corresponding distance measuring sensors, the vertical inclination angle of the cross rod can be calculated by combining the distance between the two distance measuring sensors; the existing cross bar detection mode generally adopts a travel switch to detect, the mode can only detect the position of the cross bar on the conveying frame, the device can judge the offset angle of the cross bar, and when the offset angle is overlarge, the unqualified area on the steel grating can be positioned; 2. when the unqualified area of the steel grating is detected and the unqualified area is not overlapped with the compression area during shearing, the pushing mechanism is controlled to transmit the unqualified area of the steel grating to the lower part of the compression mechanism, flattening is carried out through the compression mechanism, and then shearing is carried out.

The embodiment of the invention also provides an automatic steel grating shearing method, which comprises the following steps of:

s1: the pushing mechanism pushes the steel grating plate to the shearing mechanism, and in the pushing process, the position of the cross rod is detected by the second position acquisition unit, so that the pushing distance of the pushing mechanism is controlled, and the part to be sheared of the steel grating plate is pushed to the position above the shearing mechanism;

s2: the pressing mechanism moves downwards to press the steel grating, and the position of the flat steel is detected by the first position acquisition unit;

s3: and the moving mechanism adjusts the shearing position of each time of the shearing mechanism according to the detection result of the first position acquisition unit to finish shearing.

The beneficial effects are that: because the uneven condition possibly appears on the steel grating, after the steel grating is pressed, the flat steel can possibly appear slightly deformed, and the flat steel is firstly pressed and then collected, so that the collected flat steel position is more accurate.

Drawings

FIG. 1 is a schematic view of an embodiment of an automatic steel grating shearing system according to the present invention;

FIG. 2 is a schematic view of a steel grating automatic shearing system without a pushing mechanism according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a partial structure at A of FIG. 2;

FIG. 4 is an enlarged view of a partial structure at B of FIG. 2;

FIG. 5 is a schematic diagram II of a steel grating automatic shearing system without a pushing mechanism according to an embodiment of the present invention;

FIG. 6 is a schematic view of the structure of the shearing mechanism and the moving mechanism in an embodiment of the automatic steel grating shearing system according to the present invention;

FIG. 7 is a schematic view of a shearing mechanism in an embodiment of an automatic steel grating shearing system according to the present invention;

FIG. 8 is a schematic view of the internal structure of a shearing mechanism in an embodiment of an automatic steel grating shearing system according to the present invention;

FIG. 9 is a schematic illustration of the connection of a first retaining plate and a second retaining plate in an embodiment of an automatic steel lattice plate shearing system according to the present invention;

FIG. 10 is a schematic view of the structure of a guide table and a slide table in an embodiment of an automatic steel grating shearing system according to the present invention;

FIG. 11 is a schematic view of the structure of a stationary blade and a movable blade in an embodiment of an automatic steel grating shear system according to the present invention;

fig. 12 is a schematic view of the structure of the clamping assembly in an embodiment of the automatic steel lattice plate shearing system of the present invention.

The reference numerals include: the cutting mechanism 1, the fixed blade 11, the cutting block 111, the supporting block 112, the first inclined surface 113, the second flat surface 114, the third flat surface 115, the fourth inclined surface 116, the second screw hole 117, the movable blade 12, the hydraulic cylinder 13, the first fixed plate 14, the inclined table 141, the second discharge plate 142, the connecting plate 143, the first guide groove 144, the second fixed plate 15, the guide post 16, the sliding table 17, the guide block 171, the first screw hole 172, the chute 173, the first protection plate 174, the through hole 175, the guide table 18, the motor mounting plate 19, the driving motor 191, the moving mechanism 2, the guide frame 21, the rack 22, the first slider 23, the first guide rail 24, the lifting mechanism 3, the pressing mechanism 4, the pressing cylinder 41, the pressing plate 42, the guide mechanism 5, the fourth mounting block 51, the fourth guide block 52, the fourth slide rail 53, the fourth slider 54, the adjusting screw 55, the first position acquisition unit 6, the laser distance measuring instrument 61, the mounting bracket 62, the through groove 63, the third motor 64, the third slide rail 65, the third lead screw 66, the third slider 67, the third slider 7, the clamp block 7, the first clamp assembly 71, the second clamp assembly 73, the movable clamp assembly 73, and the movable clamp assembly 713.

Detailed Description

Exemplary embodiments that embody features and advantages of the present invention will be set forth in detail in the following description. It will be understood that the invention is capable of various modifications in various embodiments, all without departing from the scope of the invention, and that the description and illustrations herein are intended to be by way of illustration only and not to be construed as limiting the invention.

In the description of the present application, the terms "first," "second," and the like are used merely for convenience in describing the present application and for simplifying the description, and do not indicate or imply that the structures referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present application.

Referring to fig. 1 to 12, the present embodiment discloses a steel grating shearing apparatus, comprising a moving mechanism 2 and a plurality of shearing mechanisms 1, wherein the shearing mechanisms 1 are used for shearing flat steel, the shearing mechanisms 1 are all installed on the moving end of the moving mechanism 2, and the moving mechanism 2 is used for controlling the shearing mechanisms 1 to move synchronously or asynchronously;

the shearing mechanism 1 is arranged at the moving end of the lifting mechanism 3, the lifting mechanism 3 is used for controlling the moving mechanism to move up and down, the pushing mechanism 7 is used for clamping the steel grating and pushing the steel grating to the upper side of the shearing mechanism, and the pressing mechanism 4 is used for pressing the steel grating.

In this embodiment, when the number of the shearing mechanisms 1 is four and ten flat steels need to be sheared, the ten flat steels are arranged from left to right from first to tenth, and when the first shearing is performed, the first shearing mechanism 1 is located at the first position, the second shearing mechanism 1 is located at the third position, the third shearing mechanism 1 is located at the fifth position, and the fourth flat steel is located at the seventh position; when the second shearing is carried out, firstly synchronously moving, so that each shearing mechanism 1 moves rightwards by one flat steel position, and after shearing, the flat steel at the nine and ten positions is left; when the third shearing is carried out, firstly, asynchronously moving, and moving the shearing mechanism 1 at the eighth position to the tenth position, so that the shearing mechanism 1 at the sixth position moves to the ninth position to finish the shearing;

when the special-shaped steel grating is sheared, a shearing line is set, the shearing line is a connecting line of shearing points of each cross rod, and pushing can be carried out after shearing each time through the pushing mechanism 7, so that the shearing mechanism 1 shears along the shearing line, and the machining of the special-shaped steel grating is completed.

The lifting mechanism 3 can adopt a screw rod, a gear, a synchronous belt, an air cylinder, a hydraulic cylinder and the like for lifting, and the screw rod is preferred in the embodiment;

the shearing mechanism adopts a hydraulic cylinder, an air cylinder and the like to shear, and the hydraulic cylinder is preferred in the embodiment.

Referring to fig. 2 and 5, the pressing mechanisms 4 press the steel grating when shearing the steel grating, two pressing mechanisms 4 are in a group, the two groups of pressing mechanisms 4 are respectively arranged at two ends of the shearing position of the steel grating, and the two pressing mechanisms 4 in the same group are symmetrically arranged about the central line of the steel grating;

the steel grating feeding device further comprises a guide mechanism 5 arranged on the supporting frame, and the guide mechanism 5 guides the flat steel along the feeding direction of the steel grating.

Referring to fig. 2, 3 and 5, the number of the guide mechanisms 5 is two, the two guide mechanisms 5 are respectively installed at the feeding end and the discharging end of the support frame, the guide mechanisms 5 comprise a plurality of fourth installation blocks 51, the fourth installation blocks 51 are installed on the support frame, two fourth guide blocks 52 are fixedly installed above the fourth installation blocks 51, and the flat steel is located between the two fourth guide blocks 52; the guide mechanism 5 comprises a fourth sliding rail 53 and a plurality of fourth sliding blocks 54, the fourth sliding rail 53 is transversely arranged on the supporting frame, the fourth sliding blocks 54 are slidably mounted on the fourth sliding rail 53, the fourth mounting blocks 51 are fixedly mounted on the fourth sliding blocks 54, the fourth mounting blocks 51 are in threaded connection with adjusting screws 55, and bottoms of the adjusting screws 55 are propped against the fourth sliding rail 53.

Referring to fig. 1 and 12, the steel grating clamping device comprises a pushing mechanism, wherein the pushing mechanism clamps the steel grating during transmission and presses the steel grating when the steel grating is sheared, the pushing mechanism comprises a clamping component 71 for clamping the steel grating, a linear moving component 72 moving along a Y direction and a lifting component 73 moving along a Z direction, the lifting component 73 is fixedly arranged on a moving end of the linear moving component 72, and the clamping component 71 is fixedly arranged on a moving end of the lifting component 73;

the clamping assembly comprises a fixed clamping block 711 and a movable clamping block 712 which moves relative to the fixed clamping block 711, the lower ends of the fixed clamping block 711 and the movable clamping block 712 are respectively provided with a first clamping groove 713 which is clamped with flat steel, and one side of the movable clamping block 712, which is close to the fixed clamping block 711, is provided with a second clamping groove 714 which is clamped with a cross rod.

In this embodiment, the linear moving assembly 72 includes a carriage, a driving motor and a gear, the carriage is fixedly connected with a sliding rail, the driving motor is mounted on the carriage, the gear is fixedly connected with an output shaft of the driving motor, the carriage is slidably connected with the sliding rail, the carriage is fixedly connected with a rack, the gear is meshed with the rack, and when the driving motor drives the gear to rotate, the carriage moves along the sliding rail to drive the carriage, the lifting assembly 73 and the clamping assembly 71 to move along the Y axis; the second clamping groove 714 is a V-shaped groove.

Referring to fig. 1, the pushing mechanism further includes a plurality of groups of pressing rollers 74 installed on the conveying frame at intervals, wherein the number of each group of pressing rollers 74 is two, the two pressing rollers 74 are symmetrically arranged on two sides of the steel grating, and the pressing rollers 74 are propped against the upper end face of the steel grating.

Referring to fig. 7 and 11, the shearing mechanism 1 includes a fixed blade block 11 for shearing flat steel and a movable blade block 12 for moving relative to the fixed blade block 11, and both the fixed blade block 11 and the movable blade block 12 are provided with notches; before cutting the flat steel, the two notches are communicated, the flat steel is positioned in the two notches, and after the movable cutter block 12 moves, the two notches are staggered, so that the flat steel is cut off; the fixed cutter block 11 and the movable cutter block 12 comprise a cutting block 111 and a supporting block 112, the notch is positioned between the cutting block 111 and the supporting block 112, a first inclined plane 113 is arranged on one side, close to the supporting block 112, of the cutting block 111, and a second plane 114 is arranged on one side, close to the cutting block 111, of the supporting block 112.

Wherein, a third plane 115 is arranged on one side of the cutting block 111 adjacent to the first inclined plane 113, and the width of the third plane 115 gradually decreases from top to bottom; before shearing, through third plane 115 and band steel contact, at the in-process of shearing, cutting piece 111 extrudees the band steel gradually for the band steel is sheared by the follow supreme gradually of removal in-process of cutting piece 111 owing to shared edge slope setting, for use the vertically edge to cut, the force that the edge shearing that the slope set up needs is littleer, thereby has reduced the shearing force that the cutting piece received, has improved life.

As shown in fig. 8 to 10, the shearing mechanism 1 further includes a first fixing plate 14 and a second fixing plate 15, the first fixing plate 14 and the second fixing plate 15 are disposed at intervals and fixed by a connecting piece, first guide grooves 144 are respectively disposed at the upper parts of the first fixing plate 14 and the second fixing plate 15, a guide table 18 is fixedly disposed between the first fixing plate 14 and the second fixing plate 15, a sliding table 17 is slidably disposed between the first fixing plate 14 and the second fixing plate 15, guide blocks 171 are disposed at two sides of the sliding table 17, the guide blocks 171 are slidably disposed in the corresponding first guide grooves 144, a hydraulic cylinder 13 is fixedly disposed on the first fixing plate 14, and a piston rod of the hydraulic cylinder 13 is disposed between the first fixing plate 14 and the second fixing plate 15 and fixedly connected with the sliding table 17; the upper ends of the guide table 18 and the sliding table 17 are respectively provided with a mounting groove, and the movable cutter block 12 and the fixed cutter block 11 are respectively mounted in the corresponding mounting grooves.

In the present embodiment, the hydraulic cylinder 13 may be replaced with a cylinder.

As shown in fig. 8 to 10, the inner wall of the sliding table 17 contacts with the inner wall of the guiding table 18, a plurality of through holes 175 are formed in the sliding table 17, two guiding posts 16 are fixedly mounted between the first fixing plate 14 and the second fixing plate 15, the two guiding posts 16 are inserted into the corresponding through holes 175, and the two through holes 175 and the first guiding groove 144 are disposed around the piston rod.

As shown in fig. 10, the upper ends of the guide table 18 and the sliding table 17 are both provided with a chute 173, the bottom wall of the chute is provided with a fourth inclined plane 116, the fourth inclined plane 116 is located above the chute 173, and the waste generated by cutting slides from the fourth inclined plane 116 on the cutter block to the chute 173 and then slides from the chute 173 to the second stripper plate 142.

Wherein the chute 173 is gradually enlarged from top to bottom.

As shown in fig. 8 to 10, two first threaded holes 172 are formed in the guide table 18 and the slide table 17 in the corresponding inclined grooves 173, and second threaded holes 117 are formed in the cutting block 111 and the supporting block 112, and the first threaded holes 172 are communicated with the corresponding second threaded holes 117 and are fixedly connected by screws.

As shown in fig. 8, the upper ends of the guide table 18 and the sliding table 17 are fixedly connected with a first protection plate 174, two sides of the first fixing plate 14 and the second fixing plate 15 are respectively provided with an inclined table 141, the upper ends of the two inclined tables 141 on the same side are respectively fixedly connected with a second discharge plate 142, and the chute 173 is located above the second discharge plates 142.

As shown in fig. 6, the moving mechanism 2 includes two guide frames 21 supporting the shearing mechanism 1, wherein a rack 22 is fixedly mounted on one of the guide frames 21, the shearing mechanism 1 further includes a motor mounting plate 19, two ends of the motor mounting plate 19 are respectively fixedly connected with a first fixing plate and a second fixing plate, a driving motor 191 is mounted on the motor mounting plate 19, and a gear meshed with the rack 22 is fixedly mounted on a rotating shaft of the driving motor 191.

Wherein, the lower ends of the two inclined tables 141 on the same side are fixedly connected with a connecting plate 143; the connecting plate 143 is slidably mounted above the corresponding guide frame 21, a first guide rail 24 is fixedly connected to the guide frame 21, a first sliding block 23 is fixedly connected to the lower end of the connecting plate, and the first sliding block 23 is slidably mounted on the first guide rail 24.

Referring to fig. 1, the invention further provides an automatic steel grating shearing system, which comprises the automatic steel grating shearing device, and further comprises a first position acquisition unit 6 and a second position acquisition unit 8, wherein the first position acquisition unit 6 is arranged on a pressing mechanism, and the first position acquisition unit 6 is used for acquiring the position of flat steel and judging the moving sequence and the moving distance of each shearing mechanism; the second position acquisition unit 8 is used for acquiring the position of the flat steel or the cross bar and judging the pushing distance of the pushing mechanism each time.

Referring to fig. 4 and 5, the pressing mechanism 4 includes a pressing cylinder 41 mounted on a mounting frame 62, a pressing plate 42 is fixedly connected to a moving end of the pressing cylinder 41, a through slot 63 is formed above the mounting frame 62 on the shearing mechanism, and the first position acquisition unit 6 is mounted in the through slot 63;

the first position acquisition unit 6 comprises a detection sensor 61, a third sliding rail 65 is fixedly connected to one side of a through groove 63 of the mounting frame 62, a third motor 64 is fixedly connected to the other side of the through groove 63 of the mounting frame 62, a third screw rod 66 is fixedly mounted on an output shaft of the third motor 64, a third sliding block 67 is screwed onto the third screw rod 66, the third sliding block 67 is slidably mounted on the third sliding rail 65, and the detection sensor 61 is fixedly mounted at the lower end of the third sliding block 67 and located in the through groove 63.

Referring to fig. 1, the device further includes a second position acquisition unit 8, where the second position acquisition unit 8 is installed on the support and located at two sides of the steel grating, and the second position acquisition unit 8 is used for scanning or acquiring a position of the cross rod and calculating a moving distance of the pushing mechanism 7 for pushing the steel grating and a distance from a first cross rod and a last cross rod of the steel grating to the end tail.

In this embodiment, the first position acquisition unit 6 and the second position acquisition unit 8 may select an industrial camera to perform vision acquisition, or may select a photoelectric detection technology, and in this embodiment, a laser sensor is preferably used for detection, and the laser detection sensor is driven by a screw rod to move along the direction in which the flat steel is arranged, and the actual position of the flat steel is detected by the laser detection sensor each time the laser detection sensor passes through the flat steel, and the correction value of the movement of the shearing mechanism 1 is calculated after comparing with the theoretical value, so as to determine the actual position and the shearing position of the flat steel.

The invention also provides an automatic steel grating shearing method which is applied to the automatic steel grating shearing system and comprises the following steps:

s1: the pushing mechanism 7 pushes the steel grating plate to the shearing mechanism 1, and in the pushing process, the position of the cross rod is detected by the second position acquisition unit 8, so that the pushing distance of the pushing mechanism 7 is controlled, and the part to be sheared of the steel grating plate is pushed to the position above the shearing mechanism 1;

s2: the pressing mechanism 4 moves downwards to press the steel grating, and the position of the flat steel is detected by the first position acquisition unit 6;

s3: the moving mechanism 2 adjusts the shearing position of each shearing mechanism according to the detection result of the first position acquisition unit 6, and completes shearing.

S4: shearing a special-shaped curve: after the steps S1 and S2 are completed, the pushing mechanism 7 sequentially sends Y-axis coordinate values of the steel grating plates to the upper part of the shearing mechanism 1, one group or a plurality of groups of coordinate points corresponding to X-axis and Y-axis coordinates according to curves shear flat steel, other non-coincident coordinate point shearing mechanisms do not execute shearing actions,

the above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.

Claims (10)

1. An automatic shearing device for steel grating plates is characterized in that:

the shearing mechanism is used for shearing flat steel, the shearing mechanisms are arranged on the moving end of the moving mechanism, and the moving mechanism is used for controlling the shearing mechanism to synchronously move or asynchronously move;

the steel grating shearing machine further comprises a lifting mechanism, a pressing mechanism and a pushing mechanism, wherein the shearing mechanism is arranged at the moving end of the lifting mechanism, the lifting mechanism is used for controlling the moving mechanism to move up and down, the pushing mechanism is used for clamping the steel grating and pushing the steel grating to the upper side of the shearing mechanism, and the pressing mechanism is used for pressing the steel grating.

2. An automatic steel grating shearing apparatus as recited in claim 1, wherein:

the number of the pressing mechanisms is four, two pressing mechanisms are in one group, two groups of pressing mechanisms are respectively arranged at two ends of the shearing position of the steel grating, and the two pressing mechanisms in the same group are symmetrically arranged relative to the pushing mechanism.

3. An automatic steel grating shearing apparatus as recited in claim 2, wherein:

the automatic feeding device is characterized by further comprising two groups of guide mechanisms arranged on the supporting frame, wherein the two groups of guide mechanisms are respectively arranged at the feeding end and the discharging end of the supporting frame, each guide mechanism comprises a fourth sliding rail and a plurality of fourth sliding blocks, each fourth sliding rail is transversely arranged on the supporting frame, each fourth sliding block is slidably arranged on each fourth sliding rail, each fourth sliding block is fixedly provided with a fourth installation block, each fourth installation block is connected with an adjusting screw in a threaded manner, the bottoms of the adjusting screws are propped against the corresponding fourth sliding rail, two fourth guide blocks are fixedly arranged above each fourth installation block, and each flat steel is positioned between the corresponding fourth guide blocks.

4. An automatic steel grating shearing apparatus as recited in claim 1, wherein:

the pushing mechanism clamps the steel grating plate during transmission and presses the steel grating plate when the steel grating plate is sheared, and comprises a clamping assembly for clamping the steel grating plate, a linear moving assembly moving along the Y direction and a lifting assembly moving along the Z direction, wherein the lifting assembly is fixedly arranged on the moving end of the linear moving assembly, and the clamping assembly is fixedly arranged on the moving end of the lifting assembly;

the clamping assembly comprises a fixed clamping block and a movable clamping block which moves relative to the fixed clamping block, wherein the lower ends of the fixed clamping block and the movable clamping block are respectively provided with a first clamping groove which is clamped with flat steel, one side, close to the fixed clamping block, of the movable clamping block is provided with a second clamping groove which is clamped with a cross rod, and the second clamping groove is a V-shaped groove.

5. An automatic steel grating shearing apparatus as recited in claim 4, wherein:

the pushing mechanism further comprises a plurality of groups of pressing rollers which are arranged on the conveying frame at intervals, the number of each group of pressing rollers is two, the two pressing rollers are symmetrically arranged on two sides of the steel grating along the conveying direction of the steel grating, and the outer surfaces of the pressing rollers are in contact with the upper end face of the steel grating.

6. An automatic steel grating shearing apparatus as recited in claim 1, wherein:

the shearing mechanism comprises a fixed knife block and a movable knife block which moves relative to the fixed knife block, and the fixed knife block and the movable knife block are provided with notches; the fixed knife block and the movable knife block comprise a cutting block and a supporting block, the notch is positioned between the cutting block and the supporting block, a first inclined plane is arranged on one side, close to the supporting block, of the cutting block, and a second plane is arranged on one side, close to the cutting block, of the supporting block.

7. An automatic steel grating shearing system comprising the automatic steel grating shearing apparatus according to claim 2, characterized in that:

the device comprises a pressing mechanism, a first position acquisition unit, a second position acquisition unit and a first control unit, wherein the pressing mechanism is used for pressing the flat steel, and the first position acquisition unit is used for acquiring the position of the flat steel and judging the moving sequence and the moving distance of each shearing mechanism;

the second position acquisition unit is used for acquiring the position of the cross rod and judging the pushing distance of the pushing mechanism each time.

8. The steel lattice plate automatic shearing system as recited in claim 7, wherein:

the pressing mechanism comprises a mounting frame, a through groove is formed in the mounting frame above the shearing mechanism, and the first position acquisition unit is arranged in the through groove;

the first position acquisition unit comprises a detection assembly, the mounting frame is fixedly connected with a third sliding rail on one side of the through groove, the mounting frame is fixedly connected with a third motor on the other side of the through groove, a third screw rod is fixedly arranged on an output shaft of the third motor, a third sliding block is connected onto the third screw rod in a threaded mode, the third sliding block is slidably mounted on the third sliding rail, and the detection assembly is fixedly mounted at the lower end of the third sliding block and located in the through groove.

9. The steel lattice plate automatic shearing system as recited in claim 7, wherein:

the second position acquisition unit comprises two detection assemblies arranged on the conveying frame, the two detection assemblies are symmetrically arranged on two sides of the steel grating along the conveying direction of the steel grating, and position data of the cross rod are continuously acquired when the steel grating is conveyed;

according to the obtained position data when the steel grating cross bars pass through the detection assemblies at the two sides, calculating the distance from the first cross bar to the end head of the steel grating and the distance from the last cross bar to the end tail of the steel grating to be sheared;

and correcting the shearing size from the cross bars to the end head and the end tail according to the deviation of the position data of the cross bars at the two sides.

10. An automatic steel grating shearing method applied to the automatic steel grating shearing system according to claim 7, comprising the following steps:

s1: the pushing mechanism pushes the steel grating plate to the shearing mechanism, and in the pushing process, the position of the cross rod is detected by the second position acquisition unit, so that the pushing distance of the pushing mechanism is controlled, and the part to be sheared of the steel grating plate is pushed to the position above the shearing mechanism;

s2: the pressing mechanism moves downwards to press the steel grating, and the position of the flat steel is detected by the first position acquisition unit;

s3: the moving mechanism adjusts the shearing position of each shearing mechanism according to the detection result of the first position acquisition unit to finish shearing;

s4: and the detection result of the second position acquisition unit is corrected and then the shearing position is adjusted.