CN111590147A

CN111590147A - Steel detects cutting device

Info

Publication number: CN111590147A
Application number: CN202010501063.0A
Authority: CN
Inventors: 胡泽华
Original assignee: Jinhua Kaisen Intelligent Technology Co ltd
Current assignee: Jinhua Kaisen Intelligent Technology Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2020-08-28

Abstract

The invention discloses a steel detecting and cutting device, which comprises a box body, wherein a left-right through working cavity is formed in the box body, a bent plate is fixedly connected to the inner wall of the upper side of the working cavity, a distance sensor is fixedly connected to the center of the lower end of the bent plate, a vertical cylinder with an upward opening is fixedly connected to the inner wall of the lower side of the box body, a left telescopic hole with an upward opening is formed in the vertical cylinder, a strength detecting rod is arranged in the left telescopic hole in a vertically sliding mode, a left-right through vertical sliding chute is fixedly connected to the inner wall of the right side of the left telescopic hole, and a threaded plate is fixedly connected to the right end of the left telescopic hole. And the scrap of cutting can be prevented from splashing, and the potential safety hazard caused by cutting is eliminated.

Description

Steel detects cutting device

Technical Field

The invention relates to the field of building steel, in particular to a steel detecting and cutting device.

Background

The existing building steel cutting machine is various in types, a large-sized cutting machine is various in functions but large in size and difficult to carry, a small-sized cutting machine is small in size but the length of the cut steel is not controllable, the hand-held cutting machine is completely dependent on the experience of workers, the cutting end face of the hand-held cutting machine is not flat, and the error is large.

Disclosure of Invention

The embodiment designs a steel detecting and cutting device, which comprises a box body, a working cavity which is communicated with the left and the right is arranged in the box body, a bending plate is fixedly connected with the inner wall of the upper side of the working cavity, a distance sensor is fixedly connected with the center of the lower end of the bending plate, a vertical cylinder with an upward opening is fixedly connected with the inner wall of the lower side of the box body, a left telescopic hole with an upward opening is formed in the vertical cylinder, a strength detection rod is arranged in the left telescopic hole in a vertically sliding manner, the inner wall of the right side of the left telescopic hole is fixedly connected with a vertical chute which is communicated with the left and the right, the right end of the left telescopic hole is fixedly connected with a threaded plate, the right side of the vertical cylinder is fixedly connected with a main motor, the lower end of the main motor is fixedly connected with the inner wall of the lower side of the working cavity, the upper end of the main motor is provided with an upper transmission shaft in a power connection mode, and the upper end of the upper transmission shaft is in threaded sliding connection with the vertical sliding chute; the working cavity is internally provided with a left-right through conveying hole, the fixedly connected middle end of the inner wall at the rear side of the working cavity is provided with two connecting plates, the two connecting plates are vertically symmetrical by taking the conveying hole as a symmetrical center, a supporting rod is fixedly connected between the two connecting plates, the middle end of the supporting rod is rotatably provided with a hardness detection wheel, the lower end of the supporting rod is fixedly connected with a transmission gear, the right end of the transmission gear is provided with a photoelectric encoder, the lower end of the photoelectric encoder is fixedly connected with the connecting plate at the lower side, and the photoelectric encoder is used for detecting the number of rotation; the right side of the connecting plate is provided with suspension rods, the lower ends of the suspension rods are fixedly connected with the inner wall of the rear side of the working cavity, detection beams are fixedly connected among the suspension rods, the centers of the lower ends of the detection beams are fixedly connected with an acoustic detector, and the acoustic detector is used for detecting the depth of an indentation on steel; the right end of the box body is provided with a transmission cavity with a right opening, the inner wall of the left side of the transmission cavity is rotatably provided with a front transmission rod, the front transmission rod is fixedly connected and sleeved with a front transmission wheel, the inner walls of the left side and the right side of the transmission cavity are provided with two symmetrical chutes with opposite openings, symmetrical slide blocks are arranged in the symmetrical chutes in a vertically sliding manner, return springs are fixedly connected between the symmetrical slide blocks and the inner walls of the lower sides of the symmetrical chutes, two symmetrical wheels are arranged in the transmission cavity, the symmetrical chutes are taken as a symmetrical center, the two symmetrical wheels are in front-back symmetry, the right end of the front transmission wheel is fixedly connected with the symmetrical wheels at the front side, a moving rod is fixedly connected between the symmetrical slide blocks, an upper transmission wheel is sleeved outside the right end of the moving rod in a rotating manner, the inner wall of the left back side of the transmission cavity is provided with a pressing chute with, a right transmission belt is rotatably arranged between the symmetrical wheel and the upper transmission wheel; the right end of the transmission cavity is provided with a left-right through screw rod, the inner wall of the front side of the screw rod is provided with a right telescopic hole with a backward opening, the inner wall of the front side of the right telescopic hole is fixedly connected with a pressing motor, the pressing motor is electrically connected with the sound wave detector, the rear side of the pressing motor is connected with the screw rod in a power connection mode, the rear side of the screw rod is connected with a telescopic ring in a threaded sliding mode, the output rod is connected with the front transmission rod in a rotating mode, and the right end of the output rod is fixedly connected with a cutting piece; the front driving wheel rotates to drive the front driving rod to rotate, so that the front side symmetrical wheel is driven to rotate, the right driving belt is driven to rotate, the rear side symmetrical wheel is driven to rotate, the output rod is driven to rotate, and the cutting blade is driven to rotate; starting the compaction motor, driving the screw rod to rotate by the compaction motor, further driving the telescopic ring to move backwards, further driving the output rod to move backwards, driving the compaction sliding block to move backwards in the compaction sliding groove by the backward movement of the output rod, driving the cutting blade to move backwards, simultaneously driving the lower symmetrical wheels to move backwards, further driving the right driving belt by the lower symmetrical wheels to move backwards, driving the upper driving wheel to move downwards under the pressure action of the right driving belt, further driving the moving rod to move downwards, further driving the symmetrical sliding blocks to slide downwards in the symmetrical sliding grooves, compressing the return spring, and cutting the steel material by the cutting blade moving backwards until the rear end of the cutting blade is positioned in the conveying hole; and starting the main motor, taking the upper transmission shaft as an output shaft, and driving the upper transmission shaft to rotate by the main motor so as to drive the threaded plate to move upwards and further drive the strength detection rod to move upwards to prop against steel.

Preferably, a right transmission shaft is arranged at the right end of the main motor in a power connection mode, the right end of the right transmission shaft is located in the transmission cavity, a lower transmission wheel is fixedly connected to the right end of the right transmission shaft, a water pumping shaft is arranged on the upper side of the lower transmission wheel, the left end of the water pumping shaft is rotatably connected with the inner wall of the transmission cavity, a left transmission belt is rotatably arranged outside the left end of the water pumping shaft, a left transmission belt is rotatably arranged between the lower transmission wheel and the front transmission wheel, a centrifugal machine is fixedly connected to the right end of the water pumping shaft, a water delivery pipe is fixedly connected to the right end of the centrifugal machine, a spray head is fixedly connected to the part, located on the right side of the box body, of; the main motor is started, the right transmission shaft serves as an output shaft, the upper transmission shaft drives the right transmission shaft to rotate, the lower transmission wheel is further driven to rotate, the left transmission belt is further driven to rotate, the rotation is further driven, the water pumping shaft is further driven to rotate, the centrifugal machine is further driven to rotate, the water in the water tank is pumped into the water delivery pipe through the water pipe by the rotation of the centrifugal machine, and the water is sprayed onto the cutting blade through the spray head.

Preferably, a conveying motor is fixedly connected to the inner wall of the front side of the working cavity, a driving shaft is arranged at the rear end of the conveying motor in a power connection mode, a driving wheel is fixedly connected to the rear end of the driving shaft, two front fixing rods are arranged on the upper side of the conveying motor, the conveying motor serves as a symmetry center, the two front fixing rods are bilaterally symmetrical, the front ends of the front fixing rods are fixedly connected to the inner wall of the front side of the working cavity, supporting wheels are rotatably arranged at the rear ends of the front fixing rods, a feeding belt is rotatably arranged between the supporting wheels and the driving wheel, a pressing rod is arranged on the inner wall of the upper left side of the working cavity in an up-down sliding mode, a synchronizing rod is fixedly connected to the lower end of the pressing rod, upper transmission rods are respectively and fixedly connected to the left side and the right side of the rear end of the synchronizing rod, a pressing wheel is rotatably connected to the rear end of, the upper end of the compression spring is fixedly connected with a swing short rod, the upper end face of the box body is rotatably provided with a pressure rod, the middle end of the pressure rod is hinged with the swing short rod, the upper left end of the box body is provided with a locking groove with an upward opening, the inner wall of the right side of the locking groove is fixedly connected with a hook rod, the lower left end of the pressure rod is hinged with a lock rod, and the lower end of the lock rod is fixedly connected with a clamping rod; starting the conveying motor, wherein the conveying motor drives the driving shaft to rotate so as to drive the driving wheel to rotate, further drive the feeding belt to rotate, and further drive the supporting wheel to rotate; the left end of the pressing rod is pressed downwards, the swing short rod is pressed by the pressure of the pressing rod to move downwards, the pressing spring is compressed, the pressing rod is driven to move downwards, the synchronizing rod is driven to move downwards, the upper transmission rod is driven to move downwards, the pressing wheel is driven to move downwards, the locking rod is stirred leftwards when the pressing rod presses downwards, and the clamping rod is located in the locking groove and loosened after the hook rod is clamped.

Preferably, a splash guard is fixedly connected to the end face of the right side of the box body, and cutting scraps are prevented from splashing.

The invention has the beneficial effects that: the device can detect the strength and hardness of steel, can cut the steel after the detection is qualified, can detect the length of the steel passing through the photoelectric encoder, cut the steel with preset length, can automatically feed the steel, saves the physical strength of workers, can cool a cutting piece during cutting, can prevent cutting scraps from splashing, and eliminates potential safety hazards caused by cutting.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view of the overall structure of a steel material detecting and cutting apparatus according to the present invention;

FIG. 2 is a schematic view of the structure in the direction "D-D" of FIG. 1;

FIG. 3 is a schematic view of the structure in the direction "C-C" of FIG. 1;

FIG. 4 is a schematic view of the structure in the direction "B-B" of FIG. 1;

fig. 5 is a schematic view of the structure in the direction "a-a" of fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-5, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The steel detecting and cutting device comprises a box body 11, a working cavity 12 which is communicated left and right is arranged in the box body 11, a bending plate 52 is fixedly connected with the inner wall of the upper side of the working cavity 12, a distance sensor 51 is fixedly connected with the center of the lower end of the bending plate 52, a vertical tube 75 with an upward opening is fixedly connected with the inner wall of the lower side of the box body 11, a left telescopic hole 76 with an upward opening is arranged in the vertical tube 75, a strength detection rod 18 is arranged in the left telescopic hole 76 in a vertically sliding manner, a vertical sliding groove 19 which is communicated from left to right is fixedly connected with the inner wall of the right side of the left telescopic hole 76, the right end of the left telescopic hole 76 is fixedly connected with a threaded plate 22, the right side of the vertical cylinder 75 is fixedly connected with a main motor 20, the lower end of the main motor 20 is fixedly connected with the inner wall of the lower side of the working cavity 12, the upper end of the main motor 20 is provided with an upper transmission shaft 21 in a power connection mode, and the upper end of the upper transmission shaft 21 is in threaded sliding connection with the vertical chute 19; a left-right through conveying hole 53 is formed in the working cavity 12, two connecting plates 50 are arranged at the fixedly connected middle end of the inner wall of the rear side of the working cavity 12, the two connecting plates 50 are vertically symmetrical by taking the conveying hole 53 as a symmetrical center, a supporting rod 49 is fixedly connected between the two connecting plates 50, a hardness detection wheel 48 is rotatably arranged at the middle end of the supporting rod 49, a transmission gear 47 is fixedly connected at the lower end of the supporting rod 49, a photoelectric encoder 23 is arranged at the right end of the transmission gear 47, the lower end of the photoelectric encoder 23 is fixedly connected with the lower connecting plate 50, and the photoelectric encoder 23 is used for detecting the number of rotation turns of the hardness; a suspension rod 66 is arranged on the right side of the connecting plate 50, the lower end of the suspension rod 66 is fixedly connected with the inner wall of the rear side of the working cavity 12, a detection beam 46 is fixedly connected between the suspension rods 66, a sound wave detector 67 is fixedly connected with the center of the lower end of the detection beam 46, and the sound wave detector 67 is used for detecting the depth of an indentation on steel; a right-opening transmission cavity 28 is formed at the right end of the box body 11, a front transmission rod 36 is rotatably arranged on the inner wall of the left side of the transmission cavity 28, a front transmission wheel 37 is fixedly sleeved outside the front transmission rod 36, two symmetrical sliding grooves 45 with opposite openings are formed in the inner walls of the left and right sides of the transmission cavity 28, symmetrical sliding blocks 44 are arranged in the symmetrical sliding grooves 45 in a vertically sliding manner, a return spring 40 is fixedly connected between the symmetrical sliding blocks 44 and the inner walls of the lower sides of the symmetrical sliding grooves 45, two symmetrical wheels 38 are arranged in the transmission cavity 28, the symmetrical sliding grooves 45 are used as symmetrical centers, the two symmetrical wheels 38 are symmetrical front and back, the right end of the front transmission wheel 37 is fixedly connected with the front symmetrical wheels 38, a moving rod 41 is fixedly connected between the symmetrical sliding blocks 44, an upper transmission wheel 42 is sleeved outside the right end of the moving rod 41 in a rotating manner, a right-opening pressing sliding groove, a pressing slide block 65 is arranged in the pressing slide groove 64 in a front-back sliding manner, the right end of the pressing slide block 65 is rotatably connected with the symmetrical wheel 38 at the rear side, and a right transmission belt 43 is rotatably arranged between the symmetrical wheel 38 and the upper transmission wheel 42; the right end of the transmission cavity 28 is provided with a left-right through screw rod 61, the inner wall of the front side of the screw rod 61 is provided with a right telescopic hole 77 with a backward opening, the inner wall of the front side of the right telescopic hole 77 is fixedly connected with a pressing motor 62, the pressing motor 62 is electrically connected with the sound wave detector 67, the screw rod 61 is arranged in a power connection mode on the rear side of the pressing motor 62, a telescopic ring 60 is arranged in a threaded sliding connection mode on the rear side of the screw rod 61, the output rod 35 is rotationally connected with the front transmission rod 36, and the right end of the output rod 35 is fixedly connected with a cutting blade 53; the front driving wheel 37 rotates to drive the front driving rod 36 to rotate, so as to drive the front side symmetrical wheel 38 to rotate, further drive the right driving belt 43 to rotate, further drive the rear side symmetrical wheel 38 to rotate, further drive the output rod 35 to rotate, and further drive the cutting blade 53 to rotate; the pressing motor 62 is started, the pressing motor 62 drives the screw 61 to rotate, and further drives the telescopic ring 60 to move backwards, thereby driving the output rod 35 to move backwards, the output rod 35 moving backwards drives the compressing slide block 65 moving backwards in the compressing chute 64, the output rod 35 drives the cutting blade 53 to move backwards and simultaneously drives the lower symmetrical wheel 38 to move backwards, the lower symmetrical wheel 38 is moved backward to pull the right belt 43, the upper driving wheel 42 is moved downward by the pressure of the right belt 43, thereby driving the moving rod 41 to move downwards, further driving the symmetrical sliding blocks 44 to slide downwards in the symmetrical sliding grooves 45, compressing the return spring 40, the cutting blade 53 moves backwards until the rear end of the cutting blade is positioned in the conveying hole 53 to cut the steel; the main motor 20 is started, the upper transmission shaft 21 is used as an output shaft, and the main motor 20 drives the upper transmission shaft 21 to rotate, so that the threaded plate 22 is driven to move upwards, the strength detection rod 18 is driven to move upwards, and steel materials are tightly pushed.

Beneficially, a right transmission shaft 24 is disposed at the right end of the main motor 20 in a power connection manner, the right end of the right transmission shaft 24 is located in the transmission cavity 28, and the right end of the right transmission shaft 24 is fixedly connected with a lower transmission wheel 26, a water pumping shaft 78 is disposed at the upper side of the lower transmission wheel 26, the left end of the water pumping shaft 78 is rotatably connected with the inner wall of the transmission cavity 28, 33 is fixedly connected with the left end of the water pumping shaft 78, a left transmission belt 25 is rotatably disposed between the 33, the lower transmission wheel 26 and the front transmission wheel 37, a centrifuge 32 is fixedly connected at the right end of the water pumping shaft 78, a water pipe 31 is fixedly connected at the right end of the centrifuge 32, a spray head 30 is fixedly connected at the right side portion of the box body 11 of the water pipe 31, a water tank 79 is fixedly connected with; the main motor 20 is started, the right transmission shaft 24 is used as an output shaft, the upper transmission shaft 21 drives the right transmission shaft 24 to rotate, the lower transmission wheel 26 is further driven to rotate, the left transmission belt 25 is further driven to rotate, the left transmission belt 33 is further driven to rotate, the water pumping shaft 78 is further driven to rotate, the centrifugal machine 32 rotates, water in the water tank 79 is pumped into the water conveying pipe 31 through the water pipe 27, and the water is sprayed onto the cutting blade 53 through the spray head 30.

Beneficially, a conveying motor 73 is fixedly connected to the inner wall of the front side of the working chamber 12, a driving shaft 74 is connected to the rear end of the conveying motor 73 in a power mode, a driving wheel 71 is fixedly connected to the rear end of the driving shaft 74, two front fixing rods 72 are arranged on the upper side of the conveying motor 73, the two front fixing rods 72 are bilaterally symmetrical with the conveying motor 73 as a symmetry center, the front ends of the front fixing rods 72 are fixedly connected to the inner wall of the front side of the working chamber 12, a supporting wheel 17 is rotatably arranged at the rear end of the front fixing rods 72, a feeding belt 16 is rotatably arranged between the supporting wheel 17 and the driving wheel 71, a pressing rod 14 is vertically slidably arranged on the inner wall of the upper left side of the working chamber 12, a synchronizing rod 15 is fixedly connected to the lower end of the pressing rod 14, upper transmission rods 70 are respectively fixedly connected to the left side and the right side, the upper end of the box body 11 is provided with a vertically through sliding hole 55, the upper end of the compression rod 14 is positioned in the sliding hole 55, the upper end of the compression rod 14 is fixedly connected with a compression spring 68, the upper end of the compression spring 68 is fixedly connected with a swing short rod 69, the upper end surface of the box body 11 is rotatably provided with a compression rod 54, the middle end of the compression rod 54 is hinged with the swing short rod 69, the left upper end of the box body 11 is provided with a locking groove 58 with an upward opening, the inner wall of the right side of the locking groove 58 is fixedly connected with a hook rod 57, the left lower end of the compression rod 54 is hinged with a lock rod 56, and the lower end of the lock rod 56; starting the conveying motor 73, wherein the conveying motor 73 drives the driving shaft 74 to rotate, so as to drive the driving wheel 71 to rotate, further drive the feeding belt 16 to rotate, and further drive the supporting wheel 17 to rotate; the left end of the pressing rod 54 is pressed downwards, the swinging short rod 69 moves downwards under the pressure of the pressing rod 54, the pressing spring 68 is compressed, the pressing rod 14 is driven to move downwards, the synchronizing rod 15 is driven to move downwards, the upper transmission rod 70 is driven to move downwards, the pressing wheel 13 is driven to move downwards, the locking rod 56 is shifted leftwards when the pressing rod 54 presses downwards, and the pressing rod 54 is loosened until the clamping rod 59 is located in the locking groove 58 and clamped with the hook rod 57.

Advantageously, a splash guard 29 is fixedly connected to the right end face of the box body 11 to prevent cutting scraps from splashing.

The following will describe in detail the use steps of a steel material detection and cutting device in this document with reference to fig. 1 to 5: initially, the compression rod 54 is located at the uppermost limit position, the compression wheel 13 is located at the uppermost limit position, the cutting blade 53 and the output rod 35 are located at the foremost limit position, the return spring 40 is in a compressed state, the strength detection rod 18 is located at the lowermost limit position, and the moving rod 41 and the symmetrical sliding blocks 44 are located at the uppermost limit position; when the steel bar conveying device is used, a steel bar is inserted into a position between the pressing wheel 13 and the feeding belt 16 from the left end of the conveying hole 53, the left end of the pressing rod 54 is pressed downwards, the swinging short rod 69 is pressed by the pressing rod 54 to move downwards, the pressing rod 14 is driven to move downwards while the pressing spring 68 is compressed, the synchronizing rod 15 is driven to move downwards, the upper driving rod 70 is driven to move downwards, the pressing wheel 13 is driven to move downwards, steel is pressed, the pressing rod 54 pushes the locking rod 56 leftwards while pressing downwards, the pressing rod 54 is released after the clamping rod 59 is positioned in the locking groove 58 and clamped with the hook rod 57, the conveying motor 73 is started, the driving shaft 74 is driven to rotate by the conveying motor 73, the driving wheel 71 is driven to rotate, the feeding belt 16 is driven to rotate, the supporting wheel 17 is driven to rotate, and the steel; when the distance sensor 51 detects the strength detection rod 18, the main motor 20 is started, the upper transmission shaft 21 is used as an output shaft, the main motor 20 drives the upper transmission shaft 21 to rotate, the threaded plate 22 is further driven to move upwards, the strength detection rod 18 is further driven to move upwards, steel is tightly pushed, when the distance sensor 51 detects that the steel is too short, namely the steel is unqualified in strength, the upper transmission shaft 21 is rotated reversely, the steel is loosened, the conveying motor 73 is turned over to drive the conveying belt 16 to rotate anticlockwise, and the steel is conveyed out; after the strength detection is qualified, the feeding belt 16 continues to rotate clockwise to convey the steel to the right, the steel passes through the position below the hardness detection wheel 48 and is positioned below the detection beam 46, the sound wave detector 67 detects an indentation caused by the hardness detection wheel 48, and when the indentation is too deep, namely the hardness is unqualified, the conveying motor 73 overturns to drive the feeding belt 16 to convey the steel out; after the strength and hardness of the steel are qualified, the feeding belt 16 continues to convey the steel to the right, meanwhile, the photoelectric encoder 23 counts the length of the steel passing through by detecting the number of turns of the rotation of the hardness detection wheel 48, when the steel of a preset length passes through, the conveying motor 73 is stopped, the main motor 20 is started, the right transmission shaft 24 is taken as an output shaft, the upper transmission shaft 21 drives the right transmission shaft 24 to rotate, the lower transmission wheel 26 is driven to rotate, the left transmission belt 25 is driven to rotate, the front transmission wheel 37 rotates, the front transmission rod 36 rotates, the front symmetrical wheel 38 rotates, the right transmission belt 43 rotates, the rear symmetrical wheel 38 rotates, the output rod 35 rotates, and the cutting blade 53 rotates; the pressing motor 62 is started, the pressing motor 62 drives the screw rod 61 to rotate, and then the telescopic ring 60 is driven to move backwards, and then the output rod 35 is driven to move backwards, the output rod 35 moves backwards to drive the pressing slide block 65 to move backwards in the pressing slide groove 64, the output rod 35 drives the cutting blade 53 to move backwards and simultaneously drive the lower side symmetrical wheel 38 to move backwards, and then the lower side symmetrical wheel 38 moves backwards to pull the right transmission belt 43, the upper transmission wheel 42 moves downwards under the pressure of the right transmission belt 43, and then the moving rod 41 is driven to move downwards, so that the symmetrical slide block 44 is driven to move downwards in the symmetrical slide groove 45, the return spring 40 is compressed, and the cutting blade 53 moves backwards until the rear end of the cutting blade is positioned in the transmission hole 53 to cut steel; the left transmission belt 25 rotates and simultaneously drives the belt 33 to rotate, so as to drive the water pumping shaft 78 to rotate, further drive the centrifuge 32 to rotate, the centrifuge 32 rotates to pump water in the water tank 79 into the water pipe 31 through the water pipe 27, and the water is sprayed on the cutting blade 53 through the spray head 30, so that the cutting blade 53 is cooled.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims

1. The utility model provides a steel detects cutting device, includes the box, its characterized in that: the box body is internally provided with a left and right through working cavity, the inner wall of the upper side of the working cavity is fixedly connected with a bending plate, the center of the lower end of the bending plate is fixedly connected with a distance sensor, the inner wall of the lower side of the box body is fixedly connected with a vertical cylinder with an upward opening, a left telescopic hole with an upward opening is formed in the vertical cylinder, a strength detection rod is arranged in the left telescopic hole in a vertically sliding mode, the inner wall of the right side of the left telescopic hole is fixedly connected with a left and right through vertical chute, the right end of the left telescopic hole is fixedly connected with a threaded plate, the right side of the vertical cylinder is fixedly connected with a main motor, the lower end of the main motor is fixedly connected with the inner wall of the lower side of the working cavity, the; the working cavity is internally provided with a left-right through conveying hole, the fixedly connected middle end of the inner wall at the rear side of the working cavity is provided with two connecting plates, the two connecting plates are vertically symmetrical by taking the conveying hole as a symmetrical center, a supporting rod is fixedly connected between the two connecting plates, the middle end of the supporting rod is rotatably provided with a hardness detection wheel, the lower end of the supporting rod is fixedly connected with a transmission gear, the right end of the transmission gear is provided with a photoelectric encoder, the lower end of the photoelectric encoder is fixedly connected with the connecting plate at the lower side, and the photoelectric encoder is used for detecting the number of rotation; the right side of the connecting plate is provided with suspension rods, the lower ends of the suspension rods are fixedly connected with the inner wall of the rear side of the working cavity, detection beams are fixedly connected among the suspension rods, the centers of the lower ends of the detection beams are fixedly connected with an acoustic detector, and the acoustic detector is used for detecting the depth of an indentation on steel; the right end of the box body is provided with a transmission cavity with a right opening, the inner wall of the left side of the transmission cavity is rotatably provided with a front transmission rod, the front transmission rod is fixedly connected and sleeved with a front transmission wheel, the inner walls of the left side and the right side of the transmission cavity are provided with two symmetrical chutes with opposite openings, symmetrical slide blocks are arranged in the symmetrical chutes in a vertically sliding manner, return springs are fixedly connected between the symmetrical slide blocks and the inner walls of the lower sides of the symmetrical chutes, two symmetrical wheels are arranged in the transmission cavity, the symmetrical chutes are taken as a symmetrical center, the two symmetrical wheels are in front-back symmetry, the right end of the front transmission wheel is fixedly connected with the symmetrical wheels at the front side, a moving rod is fixedly connected between the symmetrical slide blocks, an upper transmission wheel is sleeved outside the right end of the moving rod in a rotating manner, the inner wall of the left back side of the transmission cavity is provided with a pressing chute with, a right transmission belt is rotatably arranged between the symmetrical wheel and the upper transmission wheel; the utility model discloses a cutting device, including transmission chamber, sound wave detector, screw rod, drive rod, output rod, drive chamber right-hand member is opened there is the screw rod that link up about, the right side telescopic hole that has the opening backward is opened to screw rod front side inner wall, right side telescopic hole front side inner wall links firmly and is equipped with the compression motor, the compression motor with sound wave detector electric connection, compression motor rear side power is connected and is equipped with the screw rod, screw rod rear side screw thread sliding connection is equipped with the expansion ring, the output rod with preceding drive rod rotates to be connected, the output rod right-hand.

2. A steel product detecting and cutting apparatus as claimed in claim 1, wherein: the water pump is characterized in that a right transmission shaft is arranged at the right end of the main motor in a power connection mode, the right end of the right transmission shaft is located in the transmission cavity, a lower transmission wheel is fixedly connected to the right end of the right transmission shaft, a water pumping shaft is arranged on the upper side of the lower transmission wheel, the left end of the water pumping shaft is rotatably connected with the inner wall of the transmission cavity, a left transmission belt is fixedly connected to the left end of the water pumping shaft and the front transmission wheel in a rotating mode, a centrifugal machine is fixedly connected to the right end of the water pumping shaft, a water delivery pipe is fixedly connected to the right end of the centrifugal machine and located on the right side of the box body, a spray head is fixedly connected to the inner wall of.

3. A steel product detecting and cutting apparatus as claimed in claim 1, wherein: the inner wall of the front side of the working cavity is fixedly connected with a conveying motor, the rear end of the conveying motor is in power connection with a driving shaft, the rear end of the driving shaft is fixedly connected with a driving wheel, the upper side of the conveying motor is provided with two front fixing rods, the conveying motor is taken as a symmetry center, the two front fixing rods are in bilateral symmetry, the front ends of the front fixing rods are fixedly connected with the inner wall of the front side of the working cavity, the rear ends of the front fixing rods are rotatably provided with supporting wheels, a feeding belt is rotatably arranged between the supporting wheels and the driving wheel, the inner wall of the upper left side of the working cavity is provided with a pressing rod in a vertical sliding manner, the lower end of the pressing rod is fixedly connected with a synchronizing rod, the left side and the right side of the rear end of the synchronizing rod are respectively and fixedly connected with an upper transmission rod, the rear end of the upper transmission rod is rotatably connected with a, the upper end of the compression spring is fixedly connected with a swing short rod, the upper end face of the box body is rotatably provided with a pressing rod, the middle end of the pressing rod is hinged to the swing short rod, the upper left end of the box body is provided with a locking groove with an upward opening, the inner wall of the right side of the locking groove is fixedly connected with a hook rod, the lower left end of the pressing rod is hinged to a locking rod, and the lower end of the locking rod is fixedly connected with a clamping rod.

4. A steel product detecting and cutting apparatus as claimed in claim 1, wherein: the end face of the right side of the box body is fixedly connected with a splash guard, so that cutting scraps are prevented from splashing.