阅读说明：本技术 具备机器视觉自检系统的智能切割机 (Intelligent cutting machine with machine vision self-checking system ) 是由 何涛 于 2019-10-23 设计创作，主要内容包括：本发明涉及切割设备技术领域,且公开了具备机器视觉自检系统的智能切割机,包括切割底座、切割台、固定座、切割机和固定架。该具备机器视觉自检系统的智能切割机,通过设置摄像模块,摄像模块为摄像头,用来对切割件进行拍摄,摄像模块将拍摄后的切割件图片传递至处理器,处理器将接收到的图片传递至数据比较器,数据比较器将接收到的信息与ROM预置模块内预置的图片信息进行比较,从而判断所拍摄的切割件是否为合格的切割件,并将比较结果传递会处理器,处理器根据比较结果控制驱动模块驱动伺服电机正转或反转,将该切割件送入前侧集料槽内或后侧集料槽内,实现了合格件与不合格件的分拣。(The invention relates to the technical field of cutting equipment and discloses an intelligent cutting machine with a machine vision self-checking system. This possess machine vision self-checking system's intelligent cutting machine, through setting up camera module, camera module is the camera, be used for shooing the cutting piece, camera module transmits the cutting piece picture after will shooing to the treater, the treater transmits received picture to data comparator, data comparator compares received information and the picture information that presets in the ROM preset module, thereby judge whether the cutting piece of shooing is qualified cutting piece, and can the treater with the transmission of comparison result, the treater is according to comparison result control drive module drive servo motor corotation or reversal, send this cutting piece into in the front side collection silo or the rear side collection silo, the letter sorting of joint spare and non-joint spare has been realized.)

1. Intelligent cutting machine that possesses machine vision self-checking system, including cutting base (1), cutting bed (2), fixing base (3), cutting machine (4) and mount (5), its characterized in that: cutting bed (2), fixing base (3) and mount (5) are all fixed at the top of cutting base (1), and cutting bed (2) are located the right side of fixing base (3) and are located the front side of mount (5), and the inboard of fixing base (3) is through dwang and cutting machine (4) swing joint, mount (5) are including fixing on cutting base (1) and quantity be two fixation hack lever (51), two the front side top of fixation hack lever (51) all with installation horizontal pole (52) fixed connection, the bottom of installation horizontal pole (52) is from a left side to the right side fixed mounting in proper order has camera module (6) and treater (7), both sides all are provided with aggregate structure (8) around the upper surface of cutting bed (1) and be located cutting bed (2), are provided with classified structure (9) on cutting bed (2), the top fixed mounting of cutting base (1) has regulating part (10) with cutting machine (4) bottom fixed connection .

2. The intelligent cutting machine with machine vision self-checking system of claim 1, characterized in that: the adjusting piece (10) is any one of an oil cylinder, a linear motor or an air cylinder.

3. The intelligent cutting machine with machine vision self-checking system of claim 1, characterized in that: cutting machine (4) include with fixing base (3) swing joint's frame (41), installation cavity (42) have been seted up to the inside of frame (41), the inner wall rear side fixed mounting of installation cavity (42) has driving motor (43), and the output shaft department of driving motor (43) has main pivot (44) that one end extends to frame (41) front side through shaft coupling fixed mounting, the right side fixed mounting of frame (41) has aircraft bonnet (45), and the inner wall rear side movable mounting of aircraft bonnet (45) has one end to run through and extends to universal driving shaft (46) of aircraft bonnet (45) front side, and the outside cover of universal driving shaft (46) is equipped with cutting disc (47) that are located aircraft bonnet (45) inside, universal driving shaft (46) and main pivot (44) are connected through drive belt (48) transmission.

4. The intelligent cutting machine with machine vision self-checking system of claim 3, characterized in that: the cutting disc (47) is in a sawtooth shape, the hood (45) is in a fan shape, and the diameter of the hood (45) is larger than that of the cutting disc (47).

5. The intelligent cutting machine with machine vision self-checking system of claim 1, characterized in that: aggregate structure (8) are two and are located collection silo (81) of cutting bed (2) front and back both sides respectively including quantity, collection silo (81) is seted up on cutting base (1), and the equal fixed mounting of the inslot left and right sides wall of collection silo (81) has guide rail (82), and the outside movable mounting of guide rail (82) has guide block (83), and the front side is two between guide block (83) and the rear side two equal fixed mounting has one end to run through and extend to outside collection frame (84) of cutting base (1) between guide block (83), and the inside of collecting frame (84) is cavity and its inner wall top and is the opening, the inner wall bottom of collecting frame (84) is latticed, collect one side and handle (85) fixed connection that frame (84) are located the cutting base (1) outside.

6. The intelligent cutting machine with machine vision self-checking system of claim 1 or 5, characterized in that: aggregate structure (8) still including with collection silo (81) inslot bottom intercommunication and run through and extend to discharge tube (86) of cutting base (1) bottom, the pipe wall outside fixed mounting of discharge tube (86) has the valve that is located cutting base (1) bottom.

7. The intelligent cutting machine with machine vision self-checking system of claim 1, characterized in that: the sorting structure (9) comprises two mounting transverse grooves (91) which are arranged at the left side and the right side of the cutting table (2), a servo motor (92) is fixedly mounted at the front side of the top wall in the groove of each mounting transverse groove (91), a main rotating rod (93) with one end movably connected with the front side of the bottom wall in the groove of each mounting transverse groove (91) is fixedly mounted at the output shaft of each servo motor (92) through a coupler, a linkage rod (94) is movably mounted between the top wall and the bottom wall of the rear side in the groove of each mounting transverse groove (91), the linkage rod (94) is in transmission connection with the main rotating rod (93) through a conveying belt (95), a linkage block (96) with one end extending to the side face of the cutting table (2) is fixedly mounted at one end of the conveying belt (95) far away from the cutting table (2), an electric push rod (97) is fixedly mounted at the top of the linkage block (96), and the left side and the right side are, the bottom of the push plate (98) is fixedly provided with bristles (99) which are contacted with the top of the cutting table (2).

8. The intelligent cutting machine with machine vision self-checking system of claim 1, characterized in that: the linkage rod (94) and the main rotating rod (93) are movably connected with the inner side wall of the installation transverse groove (91) through rotating bearings, and the servo motors (92) on the left side and the right side need to be guaranteed to rotate in opposite directions.

9. The intelligent cutting machine with machine vision self-checking system of claim 1, characterized in that: the output end of the camera module (6) is electrically connected with the input end of the processor (7), the processor (7) is electrically connected with the data comparator (11) in a two-way mode, the input end of the data comparator (11) is electrically connected with the output end of the ROM preset module (12), the input end of the ROM preset module (12) is electrically connected with the output end of the input module (13), the output end of the processor (7) is electrically connected with the input end of the drive module (14), and the output end of the drive module (14) is electrically connected with the input ends of the servo motor (92) and the electric push rod (97).

Technical Field

The invention relates to the technical field of cutting equipment, in particular to an intelligent cutting machine with a machine vision self-checking system.

Background

With the development of the modern machining industry, the requirements on cutting quality and precision are continuously improved, the requirements on improving production efficiency, reducing production cost and having a highly intelligent automatic cutting function are also improved, the development of a numerical control cutting machine must adapt to the requirements on the development of the modern machining industry, the cutting machine comprises a flame cutting machine, a plasma cutting machine, a laser cutting machine, water cutting and the like, the laser cutting machine is fastest in efficiency, highest in cutting precision and generally small in cutting thickness, the plasma cutting machine is also very fast in cutting speed, a cutting surface has a certain inclination, the flame cutting machine is used for carbon steel materials with large thickness, the laser cutting machine is fastest in efficiency, highest in cutting precision and generally small in cutting thickness.

Cutting after the cutting piece may have cutting crack and the more scheduling problem of cutting plane burr, when carrying out continuous cutting, especially when the quantity of cutting is more, these unqualified cutting pieces mix with wherein, are difficult to distinguish, need the manpower to inspect the screening, and inspection work is wasted time and energy, and it is extremely inconvenient to use, so has proposed the intelligent cutting machine who possesses machine vision self-checking system and has solved the above-mentioned problem that proposes.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the intelligent cutting machine with the machine vision self-checking system, which has the advantage of automatic detection, solves the problems that cut pieces after cutting are likely to have more cutting cracks, cutting surface burrs and the like, and when continuous cutting is carried out, especially when the number of the cut pieces is large, unqualified cut pieces are mixed in the cut pieces, are difficult to distinguish, need manpower to carry out checking and screening, are time-consuming and labor-consuming in checking work, and are extremely inconvenient to use.

(II) technical scheme

In order to achieve the purpose of the intelligent cutting machine with the machine vision self-checking system, the invention provides the following technical scheme: intelligent cutting machine that possesses machine vision self-checking system, including cutting base, cutting bed, fixing base, cutting machine and mount, cutting bed, fixing base and mount are all fixed at the top of cutting base, and the cutting bed is located the right side of fixing base and is located the front side of mount, and the inboard of fixing base passes through dwang and cutting machine swing joint, the mount is including fixing on the cutting base and quantity be two fixation frame poles, two fixation frame pole's front side top all with installation horizontal pole fixed connection, the bottom of installation horizontal pole from a left side to the right side fixed mounting in proper order has camera module and treater, both sides all are provided with the structure of gathering materials around the upper surface of cutting base and be located the cutting bed, are provided with classified structure on the cutting bed, the top fixed mounting of cutting base has the regulating part with cutting machine bottom fixed connection.

Preferably, the adjusting part is any one of an oil cylinder, a linear motor or an air cylinder.

Preferably, the cutting machine includes the frame with fixing base swing joint, and the installation cavity has been seted up to the inside of frame, and the inner wall rear side fixed mounting of installation cavity has driving motor, and driving motor's output shaft department has the main pivot that one end extended to the frame front side through shaft coupling fixed mounting, the right side fixed mounting of frame has the aircraft bonnet, and the inner wall rear side movable mounting of aircraft bonnet has one end to run through and extend to the universal driving shaft of aircraft bonnet front side, and the outside cover of universal driving shaft is equipped with the cutting dish that is located the aircraft bonnet inside, universal driving shaft and main pivot are passed through the transmission and are connected.

Preferably, the cutting disc is saw-toothed, the hood is fan-shaped, and the diameter of the hood is larger than that of the cutting disc.

Preferably, the structure of gathering materials includes that quantity is two and is located the collecting groove of cutting bed front and back both sides respectively, and collecting groove sets up on the cutting base, and the equal fixed mounting of the inslot left and right sides wall in collecting groove has the guide rail, and the outside movable mounting of guide rail has the guide block, and the front side is two between the guide block and the rear side two equal fixed mounting has one end to run through and extend to the outside collection frame of cutting base between the guide block, and the inside of collecting the frame is the opening for cavity and its inner wall top, the inner wall bottom of collecting the frame is latticed, collect one side and handle fixed connection that the frame is located the cutting base outside.

Preferably, the structure of gathering materials still including with the groove inslot bottom intercommunication of collection material and run through and extend to the discharge tube of cutting base bottom, the pipe wall outside fixed mounting of discharge tube has the valve that is located cutting base bottom.

Preferably, the classification structure includes that quantity is two and sets up the installation horizontal slot in the cutting bed left and right sides, and the inslot roof front side fixed mounting of installation horizontal slot has servo motor, and servo motor's output shaft department has one end and the main bull stick of installation horizontal slot inner bottom wall front side swing joint through shaft coupling fixed mounting, movable mounting has the gangbar between installation horizontal slot inner rear side roof and the diapire, is connected through the conveyer belt transmission between gangbar and the main bull stick, and the one end fixed mounting that conveyer kept away from the cutting bed has the linkage piece that one end extends to the cutting bed side, and the top fixed mounting of linkage piece has electric putter, the left and right sides one side that the electric putter output is relative all with push pedal fixed connection, the bottom fixed mounting of push pedal has the brush hair with the contact of cutting bed top.

Preferably, the linkage rod and the main rotating rod are movably connected with the inner side wall of the groove of the mounting transverse groove through rotating bearings, and the servo motors on the left side and the right side need to ensure that the rotating directions are opposite.

Preferably, the output end of the camera module is electrically connected with the input end of the processor, the processor is electrically connected with the data comparator in a bidirectional mode, the input end of the data comparator is electrically connected with the output end of the ROM preset module, the input end of the ROM preset module is electrically connected with the output end of the input module, the output end of the processor is electrically connected with the input end of the driving module, and the output end of the driving module is electrically connected with the input ends of the servo motor and the electric push rod.

(III) advantageous effects

Compared with the prior art, the invention provides an intelligent cutting machine with a machine vision self-checking system, which has the following beneficial effects:

1. the intelligent cutting machine with the machine vision self-checking system is characterized in that a camera module is arranged and is a camera used for shooting a cutting piece, the camera module transmits a shot picture of the cutting piece to a processor, the processor transmits a received picture to a data comparator, the data comparator compares the received information with picture information preset in a ROM preset module, thereby judging whether the shot cutting piece is qualified or not, transmitting the comparison result to the processor, controlling the driving module to drive the servo motor to rotate forwards or backwards according to the comparison result by the processor, sending the cutting piece into the front side collecting groove or the rear side collecting groove, realizing the sorting of qualified pieces and unqualified pieces, avoiding the condition of wrong detection of unqualified pieces, thereby avoiding unqualified cutting pieces from being mixed, ensuring the quality of the cutting pieces and being convenient and quick to use.

2. The intelligent cutting machine with the machine vision self-checking system comprises a classification structure, a left servo motor rotates forwards and a right servo motor rotates backwards simultaneously, so that conveying belts on the left side and the right side drive a linkage block to move forwards, the left servo motor rotates backwards and the right servo motor rotates forwards simultaneously, the conveying belts on the left side and the right side drive the linkage block to move backwards, a push plate can move forwards and backwards at the top of a cutting table, a cut piece cut on the cutting table enters a front side collecting groove or a rear side collecting groove, screening of qualified pieces and unqualified pieces is realized, bristles move along with the push plate during screening, dust and debris remained on the cutting table can be cleaned together, an electric push rod can push the push plate to move upwards and downwards simultaneously, when the push plate is located in the moving direction of the cut piece, the push plate can be screened again when moving to a position opposite to the moving direction of the cut piece, the phenomenon of screening errors is avoided.

3. This intelligent cutting machine that possesses machine vision self-checking system, through setting up the structure of gathering materials, when dust piece and cutting piece entered into the collecting tank in, the cutting piece fell in collecting the frame, the cutting piece can be taken out to the pulling handle, the dust piece is in the same direction as falling into collecting tank bottom and entering into in the discharge tube, after a certain amount was built up to the dust piece in the discharge tube, open the valve and can discharge the dust piece, realized the automatic collection of cutting piece and the automatic collection of dust, it is very convenient to use.

Drawings

Fig. 1 is a schematic structural diagram of an intelligent cutting machine with a machine vision self-inspection system according to the present invention;

fig. 2 is a schematic view of an internal structure of a fixed seat of an intelligent cutting machine with a machine vision self-checking system according to the present invention, which is connected with the cutting machine;

fig. 3 is a top view of the intelligent cutting machine with the machine vision self-checking system according to the present invention;

fig. 4 is a top view of a connection structure between a cutting table and a cutting base of the intelligent cutting machine with the machine vision self-checking system according to the present invention;

fig. 5 is a right side view of the intelligent cutting machine with the machine vision self-checking system according to the present invention;

fig. 6 is a system diagram of an intelligent cutting machine with a machine vision self-inspection system according to the present invention.

In the figure: 1 cutting base, 2 cutting table, 3 fixing base, 4 cutting machine, 41 machine frame, 42 installation cavity, 43 driving motor, 44 main rotating shaft, 45 machine cover, 46 universal driving shaft, 47 cutting disc, 48 driving belt, 5 fixing frame, 51 fixing frame rod, 52 installation cross bar, 6 camera module, 7 processor, 8 aggregate structure, 81 aggregate groove, 82 guide rail, 83 guide block, 84 collection frame, 85 handle, 86 discharge tube, 9 classification structure, 91 installation cross groove, 92 servo motor, 93 main rotating rod, 94 universal driving rod, 95 transmission belt, 96 linkage block, 97 electric push rod, 98 push plate, 99 brush hair, 10 adjusting part, 11 data comparator, 12 ROM preset module, 13 input module and 14 driving module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, an intelligent cutting machine with a machine vision self-checking system includes a cutting base 1, a cutting table 2, a fixing base 3, a cutting machine 4 and a fixing frame 5, wherein the cutting table 2, the fixing base 3 and the fixing frame 5 are all fixed on the top of the cutting base 1, the cutting table 2 is located on the right side of the fixing base 3 and located on the front side of the fixing frame 5, the inner side of the fixing base 3 is movably connected with the cutting machine 4 through a rotating rod, the fixing frame 5 includes two fixing frame rods 51 fixed on the cutting base 1, the tops of the front sides of the two fixing frame rods 51 are both fixedly connected with a mounting cross rod 52, a camera module 6 and a processor 7 are fixedly mounted on the bottom of the mounting cross rod 52 from left to right in sequence, aggregate structures 8 are arranged on the upper surface of the cutting base 1 and located on the front and rear sides of the cutting table 2, a classification structure 9 is arranged on, the adjusting member 10 is any one of an oil cylinder, a linear motor or an air cylinder.

Cutting machine 4 includes frame 41 with fixing base 3 swing joint, installation cavity 42 has been seted up to the inside of frame 41, the inner wall rear side fixed mounting of installation cavity 42 has driving motor 43, driving motor 43's model can be Y80M1-2, driving motor 43's output shaft department has the main pivot 44 that one end extends to frame 41 front side through shaft coupling fixed mounting, the right side fixed mounting of frame 41 has aircraft bonnet 45, the inner wall rear side movable mounting of aircraft bonnet 45 has the universal driving shaft 46 that one end runs through and extends to aircraft bonnet 45 front side, the outside cover of universal driving shaft 46 is equipped with the cutting disc 47 that is located aircraft bonnet 45 inside, universal driving shaft 46 and main pivot 44 pass through drive belt 48 transmission connection, cutting disc 47 is the cockscomb structure, aircraft bonnet 45 is fan-shaped and aircraft bonnet 45's diameter is greater than cutting disc 47.

The aggregate structure 8 comprises two aggregate grooves 81 which are respectively positioned at the front side and the rear side of the cutting table 2, the aggregate grooves 81 are arranged on the cutting base 1, guide rails 82 are fixedly arranged at the left side wall and the right side wall in the aggregate grooves 81, guide blocks 83 are movably arranged at the outer sides of the guide rails 82, a collecting frame 84 with one end penetrating and extending to the outside of the cutting base 1 is fixedly arranged between the two guide blocks 83 at the front side and between the two guide blocks 83 at the rear side, the inside of the collecting frame 84 is hollow, the top of the inner wall of the collecting frame 84 is provided with an opening, the bottom of the inner wall of the collecting frame 84 is in a grid shape, one side of the collecting frame 84 positioned at the outer side of the cutting base 1 is fixedly connected with a handle 85, the aggregate structure 8 also comprises a discharge pipe 86 which is communicated with the bottom in the aggregate grooves 81 and penetrates and extends to the bottom of the cutting base 1, the diameter of the top in the aggregate grooves 81 is larger than that of, when dust piece and cutting member entered into the material collecting groove 81, the cutting member fell into the collecting frame 84, the cutting member could be taken out by pulling the handle 85, the dust piece fell into the bottom of the material collecting groove 81 and entered into the discharging tube 86, after the dust piece accumulated in the discharging tube 96 to a certain amount, the dust piece could be discharged by opening the valve, the automatic collection of the cutting member and the automatic collection of dust could be realized, and the use is very convenient.

The classification structure 9 comprises two installation transverse slots 91 which are arranged on the left side and the right side of the cutting table 2, a servo motor 92 is fixedly arranged on the front side of the top wall in the slot of the installation transverse slot 91, the type of the servo motor 92 can be 130ST-M10025, the servo motors 92 on the left side and the right side need to ensure opposite rotation directions, a main rotating rod 93 with one end movably connected with the front side of the bottom wall in the installation transverse slot 91 is fixedly arranged on the output shaft of the servo motor 92 through a coupler, a linkage rod 94 is movably arranged between the top wall and the bottom wall of the rear side in the slot of the installation transverse slot 91, the linkage rod 94 and the main rotating rod 93 are movably connected through a rotating bearing, the linkage rod 94 is in transmission connection with the main rotating rod 93 through a conveying belt 95, a linkage block 96 with one end extending to the side face of the cutting table 2 is fixedly arranged on one end of the conveying belt 95 far away from the cutting table 2, an, the model of the electric push rod 97 can be ANT-26, one side opposite to the output ends of the left and right electric push rods 97 is fixedly connected with the push plate 98, bristles 99 in contact with the top of the cutting table 2 are fixedly installed at the bottom of the push plate 98, the left servo motor 92 rotates forwards while the right servo motor 92 rotates backwards, the conveying belts 95 on the left and right sides drive the linkage block 96 to move backwards, the push plate 98 can move forwards and backwards on the top of the cutting table 2, cutting pieces cut on the cutting table 2 enter the front collecting groove 81 or the rear collecting groove 81, the screening of qualified pieces and unqualified pieces is realized, the bristles 99 move along with the push plate 98 during screening, and dust and debris remained on the cutting table 2 can be cleaned together, meanwhile, the electric push rod 97 can push the push plate 98 to move up and down, when the push plate 98 is located in the moving direction of the cutting piece, the push plate 98 can be made to move to the position opposite to the moving direction of the cutting piece, and then screening is carried out, so that the phenomenon of screening errors is avoided.

The output end of the camera module 6 is electrically connected with the input end of the processor 7, the processor 7 is electrically connected with the data comparator 11 in a bidirectional way, the input end of the data comparator 11 is electrically connected with the output end of the ROM preset module 12, the input end of the ROM preset module 12 is electrically connected with the output end of the input module 13, the output end of the processor 7 is electrically connected with the input end of the drive module 14, the output end of the drive module 14 is electrically connected with the input ends of the servo motor 92 and the electric push rod 97, the camera module 6 is a camera and is used for shooting a cutting piece, the camera module 6 transmits a shot picture of the cutting piece to the processor 7, the processor 7 transmits a received picture to the data comparator 11, the data comparator 11 compares the received information with picture information preset in the ROM preset module 12 to judge whether the shot cutting piece is a qualified cutting piece, and will compare the result transmission and will process the ware 7, and process the result according to the comparison control drive module 14 and drive servo motor 92 corotation or reversal, send this cutting piece into in front side installation horizontal groove 91 or rear side installation horizontal groove 91, realized the letter sorting of qualified piece and unqualified piece, can avoid the condition of unqualified piece false-detection to avoid unqualified cutting piece to sneak into, guaranteed the quality of cutting piece, use convenient and fast.

When using, place the material that will need the cutting on cutting platform 2, driving motor 43 starts to drive main pivot 44 and rotates, and main pivot 44 passes through drive belt 48 and is connected with universal driving shaft 46 transmission for cutting disc 47 rotates in the inside of aircraft bonnet 45, frame 41 and fixing base 3 swing joint, and regulating part 10 starts to drive frame 41 and reciprocates, cuts the material on the cutting platform 2.

In summary, in the intelligent cutting machine with the machine vision self-checking system, the camera module 6 is arranged, the camera module 6 is a camera for shooting the cut piece, the camera module 6 transmits the shot picture of the cut piece to the processor 7, the processor 7 transmits the received picture to the data comparator 11, the data comparator 11 compares the received information with the picture information preset in the ROM preset module 12 to judge whether the shot cut piece is a qualified cut piece or not, and transmits the comparison result to the processor 7, the processor 7 controls the driving module 14 to drive the servo motor 92 to rotate forwards or backwards according to the comparison result, and sends the cut piece into the front side collecting groove 81 or the rear side collecting groove 81, so that the sorting of qualified pieces and unqualified pieces is realized, the condition of wrong detection of unqualified pieces can be avoided, and unqualified cut pieces are prevented from being mixed, the quality of the cutting piece is guaranteed, and the cutting piece is convenient and quick to use.

And through setting up the sorting structure 9, the left side servomotor 92 rotates forward and the right side servomotor 92 rotates backward, so that the conveyor belts 95 on the left and right sides drive the linkage block 96 to move forward, the left side servomotor 92 rotates backward and the right side servomotor 92 rotates forward, so that the conveyor belts 95 on the left and right sides drive the linkage block 96 to move backward, thus the push plate 98 can move back and forth on the top of the cutting table 2, the cut pieces cut on the cutting table 2 enter the front side collecting groove 81 or the rear side collecting groove 81, thereby realizing the screening of qualified pieces and unqualified pieces, while screening, the brush 99 moves along with the push plate 98, and can also clean the dust and debris remained on the cutting table 2, meanwhile, the electric push rod 97 can push the push plate 98 to move up and down, when the push plate 98 is located in the moving direction of the cut pieces, the push plate 98 can be screened again when moving to the position opposite to the moving direction of the cut pieces, the phenomenon of screening errors is avoided.

By arranging the material collecting structure 8, when dust scraps and cutting pieces enter the material collecting groove 81, the cutting pieces fall into the collecting frame 84, the cutting pieces can be taken out by pulling the handle 85, the dust scraps fall into the bottom of the material collecting groove 81 and enter the discharging pipe 86, when the dust scraps in the discharging pipe 96 are accumulated to a certain amount, the dust scraps can be discharged by opening the valve, automatic collection of the cutting pieces and automatic collection of dust are realized, the use is very convenient, the problems that cutting cracks and cutting surface burrs are more likely to exist in the cut cutting pieces are solved, when continuous cutting is carried out, particularly when the number of cutting pieces is large, the unqualified cutting pieces are mixed in the material collecting structure and are difficult to distinguish, the manual inspection and screening are needed, the inspection work is time-consuming and labor-consuming, and the use is inconvenient.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.