CN208713138U

CN208713138U - Laser cutting system

Info

Publication number: CN208713138U
Application number: CN201820489400.7U
Authority: CN
Inventors: 刘波; 董强; 刘俊峰; 董永强; 魏建辉; 谷峰; 王秀旗; 黄建超
Original assignee: Tianjin Tig Ruixiang Instrument And Equipment Co Ltd
Current assignee: Tianjin Tig Ruixiang Instrument And Equipment Co Ltd
Priority date: 2018-04-08
Filing date: 2018-04-08
Publication date: 2019-04-09
Anticipated expiration: 2028-04-08

Abstract

The utility model provides a kind of laser cutting system, which includes: Cutting platform and cutter device；Wherein, Cutting platform, which has, precuts the engraved structure that shape matches with sample；Cutter device is set on Cutting platform, for blank sample corresponding with a wherein hollow out to be cut into the shape of the hollow out.In the utility model, Cutting platform has a variety of engraved structures to match with the precut shape of sample, blank sample position to be cut need to be only drawn at the engraved structure of shape to be cut, then cutter device is reused to cut blank sample, the sample obtained after cutting can be fallen from corresponding engraved structure, the hopper for collection is placed below Cutting platform, and the collection to sample can be completed, improve work efficiency；The surfacing of Cutting platform can avoid the surface for scratching blank sample, ensure that the finish of specimen surface obtained, and then ensure that the subsequent accuracy to sample performance test result.

Description

Laser cutting system

Technical Field

The utility model relates to a machining technology field particularly, relates to a laser cutting system.

Background

The cutting technology is a common processing technology in mechanical processing, mainly comprises the modes of laser cutting, wire cut electrical discharge machining, water jet cutting and the like, and is widely used due to the advantages of good cutting quality, high efficiency and the like of the laser cutting. The traditional laser cutting machine is widely applied to the downstream application aspect of steel plate products such as automobile production plants, household appliance production plants and the like. However, for quality inspection of steel products, the laser cutting process has not been widely used, because the requirements for sample preparation, including size, thermal influence, surface quality, etc., are severe when the quality of the steel products is inspected. The existing laser cutting platform is a sawtooth cutting platform, a cut blank sample is placed on the sawtooth cutting platform firstly, then the blank sample is cut, the cut sample is still placed on the cutting platform after being cut, and the sample needs to be collected subsequently, so that the operation is complex and the working efficiency is low; moreover, since the cutting platform is of a sawtooth type, when a blank sample is dragged on the cutting platform, the surface of the blank sample cannot be scratched, and the surface of the sample obtained after cutting is also scratched, which can affect the performance of test results such as surface roughness.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a laser cutting system aims at solving and uses sawtooth cutting platform to cut the problem that leads to work efficiency to hang down at present.

The utility model provides a laser cutting system, this system includes: a cutting platform and a cutting device; the cutting platform is provided with a hollow structure matched with the pre-cutting shape of the sample; the cutting device is arranged on the cutting platform and used for cutting a blank sample corresponding to one hollow into the hollow shape.

Further, in the laser cutting system, the cutting platform includes: the cutting device is connected with the first area platform in a sliding mode so as to move longitudinally and transversely relative to the first area platform.

Further, in the laser cutting system, the cutting platform further includes: and the second area platform can be opened and closed and is arranged between the first area platform and the sampling device, and the second area platform can enable the blank sample on the second area platform to be dumped when the second area platform is in an opened state and can enable the blank sample to be placed on the second area platform when the second area platform is in a closed state.

Further, the laser cutting system further includes: the marking mechanism for marking the blank sample is arranged between the first area platform and the second area platform.

Further, in the laser cutting system, the cutting device includes: the device comprises a lathe bed, a first support frame and a laser cutting mechanism; the cutting platform is arranged on the machine body, wherein the machine body is arranged below the cutting platform and is provided with a first sliding rail; the bottom of the first support frame is provided with a sliding block which is connected with the first sliding rail in a sliding way; the laser cutting mechanism is connected with the first support frame in a sliding mode.

Further, the laser cutting system further includes: the sampling device is used for picking up a blank sample and placing the blank sample on the cutting platform; the sampling device comprises: a mechanical arm and a sucker assembly; the mechanical arm is arranged at the input end of a blank sample of the cutting platform and used for rotating; the sucking disc subassembly is connected with the top of arm for absorb the blank sample.

Further, the laser cutting system further includes: and the part of the conveying mechanism is arranged below the cutting platform, and the conveying mechanism is used for receiving the sample falling from the hollow structure and conveying the sample.

Further, the laser cutting system further includes: and the sorting device is arranged at the sample output end of the cutting platform and used for picking up and identifying the shape of the output sample and sorting the sample with the same shape to the same position.

Further, the laser cutting system further includes: a positioning device and a lofting device; the positioning device is arranged in front of the sampling device, and a first supporting surface of the positioning device is obliquely arranged so that the blank sample slides downwards along the oblique first supporting surface and is aligned with a first positioning mechanism arranged on the first supporting surface; the lofting device is arranged on the side of the sampling device and used for storing the blank sample.

Further, the laser cutting system further includes: and the control device is respectively connected with the sampling device and the cutting device so as to control the sampling device to pick up the blank sample and control the cutting device to cut the blank sample.

In the utility model, the cutting platform has a plurality of hollow structures matched with the pre-cutting shape of the sample, the part of the blank sample needing to be cut is pulled to the hollow structure of the shape needing to be cut, then the cutting device is used for cutting the blank sample, the sample obtained after cutting can fall from the corresponding hollow structure, a hopper for collecting is placed below the cutting platform, the collection of the sample can be completed, and the working efficiency is improved; and the surface of the cutting platform is smooth, and a nonmetallic material is adopted as a surface lining plate, so that the surface of a blank sample can be prevented from being scratched, the smoothness of the surface of the prepared sample is ensured, and the accuracy of a subsequent sample performance test result is ensured.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic perspective view of a laser cutting system according to an embodiment of the present invention;

fig. 2 is a top view of a laser cutting system provided by an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a first area platform in the laser cutting system according to an embodiment of the present invention;

fig. 4 is a front view of a cutting device in a laser cutting system according to an embodiment of the present invention;

fig. 5 is a top view of a cutting device in a laser cutting system according to an embodiment of the present invention;

fig. 6 is a side view of a cutting device in a laser cutting system according to an embodiment of the present invention;

fig. 7 is a schematic perspective view of a second area platform lofting in the laser cutting system according to the embodiment of the present invention;

fig. 8 is a schematic view of a three-dimensional structure of a second area platform during sample unloading in the laser cutting system provided in the embodiment of the present invention;

fig. 9 is a front view of a second area platform in the laser cutting system according to the embodiment of the present invention;

fig. 10 is a top view of a second area platform in the laser cutting system according to the embodiment of the present invention;

fig. 11 is a schematic structural diagram of a positioning pressing block in the laser cutting system provided in the embodiment of the present invention;

fig. 12 is a schematic structural diagram of a marking mechanism in a laser cutting system according to an embodiment of the present invention;

fig. 13 is a schematic perspective view of a chuck assembly in the laser cutting system according to the embodiment of the present invention;

fig. 14 is a side view of a suction cup assembly in a laser cutting system according to an embodiment of the present invention;

fig. 15 is a front view of a suction cup assembly in the laser cutting system according to the embodiment of the present invention;

fig. 16 is a schematic structural diagram of a conveying mechanism in a laser cutting system according to an embodiment of the present invention;

fig. 17 is a schematic structural diagram of a positioning device in a laser cutting system according to an embodiment of the present invention;

fig. 18 is a schematic structural diagram of a lofting device in a laser cutting system according to an embodiment of the present invention.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 and 2, a preferred structure of the laser cutting system provided in the present embodiment is shown. As shown, the system includes: a cutting platform 1 and a cutting device 2. Wherein, be provided with hollow out construction on cutting platform 1, this hollow out construction and sample precut shape phase-match, for example, sample precut shape is the rectangle, then hollow out construction is the rectangle, and hollow out construction's size suits with sample precut size to hollow out construction's size is greater than the size that the sample was expected to cut slightly preferably, so that place the sample that accomplishes the cutting on cutting platform 1 and drop from corresponding hollow out construction. Cutting device 2 sets up on cutting platform 1, when cutting blank sample 14, only need use the position that drags the capable anchor clamps that set up in cutting platform 1 edge to pull blank sample 14 need cut to the hollow out construction department of the shape that needs the cutting, cutting device 2 cuts blank sample 14 to cut blank sample 14 into the shape of this fretwork, can obtain the sample, the sample that obtains can follow hollow out construction and drop. The cutting device 2 may be provided with a water cooling system 15 to cool the cutting device 2 by water cooling; in addition, the laser cutting system may be provided with a dust removal system 16. It should be noted that the dragging clamp can be any type of movable clamp capable of clamping the blank sample 14, and the embodiment is not limited thereto.

In the embodiment, the cutting platform 1 is provided with a plurality of hollow structures matched with the pre-cutting shape of the sample, the part of the blank sample 14 to be cut is dragged to the hollow structure of the shape to be cut, then the cutting device 2 is used for cutting the blank sample 14, the sample obtained after cutting can fall from the corresponding hollow structure, a hopper for collecting is arranged below the cutting platform 1, the collection of the sample can be completed, and the working efficiency is improved; in addition, the surface of the cutting platform 1 is flat, and a non-metal material is used as a surface lining plate, so that the blank scratch can be avoided from damaging the surface of the sample, the smoothness of the surface of the prepared sample is ensured, and the accuracy of the subsequent test result of the sample performance is further ensured.

In the above embodiment, the cutting platform 1 may include: first region platform 3, see fig. 3, first region platform 3 surfacing, no arch or sunken, and first region platform 3 is provided with hollow out construction, and this hollow out construction matches with sample precutting shape. In specific implementation, the first area platform 3 may include: a support 31 and a table 32. Wherein, the top of the supporting body 31 is connected with the worktable 32, and further supports the worktable 32. The surface of the working platform 32 is flat and has no protrusion or recess, and the working platform 32 has a plurality of hollow structures matched with the pre-cutting shapes of the samples. The hollow structure may be a square hollow, a circular hollow 39, or a diamond hollow, and the like, and the table 32 has at least one of the above hollow shapes, and the hollow structure of each shape may be plural. The square hollowing can comprise rectangular roughness sample hollowing 33, tensile sample hollowing 34, ghost belt sample hollowing 35 and bending sample hollowing 36 with different lengths and/or widths so as to prepare a roughness sample, a tensile sample, a ghost belt sample and a bending sample, wherein the tensile sample hollowing can comprise a transverse tensile sample hollowing 341, a longitudinal tensile sample hollowing 342 and an inclined tensile sample hollowing 343 so as to prepare a transverse tensile sample, a longitudinal tensile sample and an inclined tensile sample, wherein the inclination angle of the inclined tensile sample hollowing 343 can be set according to actual needs, and the embodiment does not limit the inclination angle of the inclined tensile sample hollowing 343; the bent sample hollowing 36 can be V-bent sample hollowing, U-bent sample hollowing or bent sample hollowing in other forms; in addition, the square hollow can also comprise a square hole-enlarging sample hollow 37 and a hardness sample hollow 38 so as to prepare a hole-enlarging sample and a hardness sample. It should be noted that the shape of the hollow structure may be set according to actual needs, and this embodiment does not limit the hollow structure at all.

In the embodiment, the first area platform 3 has a plurality of hollow structures matched with the pre-cut shape of the sample, the part of the blank sample 14 to be cut is dragged to the hollow structure of the shape to be cut, and then cutting is performed, the cut sample can fall from the corresponding hollow structure, a hopper for collecting is placed below the first area platform 3, the collection of the sample can be completed, and the working efficiency is further improved; and the surface of the first area platform 3 is flat, so that the surface of the sample can be prevented from being scratched, the surface smoothness of the sample is ensured, and the accuracy of the subsequent test result of the sample performance is further ensured.

The cutting device 2 is slidably connected to the first area platform 3 so that the cutting device 2 can move relative to the first area platform 3 in the longitudinal and transverse directions, and the cutting device 2 can cut the blank sample 14 into a pre-cut shape.

Referring to fig. 4 to 6, a preferred structure of the cutting device provided in the present embodiment is shown. As shown, the cutting device 2 may include: a bed 21, a first support frame 22 and a laser cutting mechanism 23. The bed 21 is disposed below the first area platform 3 of the cutting platform 1, and two lateral edges (X axis) of the bed 21 are respectively provided with a first slide rail 24. The two sides of the bottom of the first support frame 22 are respectively provided with a sliding block 25, and each sliding block 25 is slidably connected with each first sliding rail 24 in a one-to-one correspondence manner. The laser cutting mechanism 23 is slidably connected to the first support frame 22 so that the laser cutting mechanism 23 can move relatively in the longitudinal direction (Y-axis) of the bed 21.

The laser cutting mechanism 23 may include: a laser 231, a lead screw 232, a nut (not shown) and a motor 233. Both ends of the lead screw 232 are respectively connected with both sides of the first support frame 22, a nut is in threaded connection with the lead screw 232, and the nut is connected with the laser 231. An output shaft of the motor 233 is connected with the lead screw 232, and the laser 231 can move on the lead screw 232 by driving the lead screw 232 to rotate through the motor 233, so that the laser cutting mechanism 23 can move relatively along the longitudinal direction (Y axis) of the bed 21. Of course, a rack and pinion transmission structure or other transmission structures may also be adopted to realize the relative movement of the laser cutting mechanism 23 along the longitudinal direction (Y axis) of the bed 21, and this embodiment does not limit it at all.

Referring to fig. 1 and 7, the cutting deck 1 may further include: and the second openable area platform 4 is arranged in front of the first area platform 3, the initial state of the second area platform 4 is a closed state, the second area platform 4 can enable the blank sample 14 on the second area platform to be dumped when in the open state, and the second area platform 4 can enable the blank sample 14 to be placed on the second area platform 4 when in the closed state so as to convey the blank sample 14 to the first area platform 3. When the second area platform 4 has the residual sample, the second area platform 4 is opened, and the residual sample on the second area platform 4 slides down under the action of self gravity, so that the purpose of unloading is achieved; after the unloading is finished, the second area platform 4 is recovered and kept in a horizontal state, so that blank samples 14 can be placed on the second area platform 4, the purpose of automatic platform unloading and lofting is achieved, the unloading mode of the sliding type is rapid and stable, the problem that manual operation is dangerous is avoided, and meanwhile, the working efficiency is improved.

The second area stage 4 may include: a second support bracket 41, a fifth support plate 42 and a retractable drive mechanism. Wherein, the fifth supporting plate 42 is connected with the top of the second supporting frame 41, and one side of the fifth supporting plate 42 is rotatably connected with the second supporting frame 41. The driving mechanism is rotatably connected to the fifth support plate 42, and the driving mechanism performs a telescopic motion and a rotational motion relative to the second support frame 41 and the fifth support plate 42. Referring to fig. 7, the driving mechanism may drive the fifth support plate 42 in a horizontal state by an output extending action so that the blank sample 14 may be placed on the fifth support plate 42. Referring to fig. 8, the drive mechanism may also drive the fifth support plate 42 downward via an output retracting action to dump the blank sample 14 on the fifth support plate 42. In specific implementation, a plurality of driving mechanisms can be provided. In a specific implementation, the second supporting frame 41 and the supporting body 31 may be integrated.

The drive mechanism may include: and a telescopic push rod located below the fifth support plate 42, both ends of the telescopic push rod being rotatably connected to the lower surface of the fifth support plate 42 and the second support frame 41, respectively. In specific implementation, the second support frame 41 is provided with a first connecting lifting lug 43, the lower surface or the edge of the fifth support plate 42 is provided with a second connecting lifting lug 44, and two ends of the telescopic push rod are respectively hinged with the first connecting lifting lug 43 and the second connecting lifting lug 44, so as to realize the rotatable connection between the driving mechanism and the fifth support plate 42 and the second support frame 41. Simultaneously, because the both ends of scalable push rod all can rotate to increased the inclination of fifth backup pad 42, the success rate of unloading can be improved to the wide-angle, and heavier incomplete appearance of panel also can dump, can realize automatic going on in succession, improved the efficiency of unloading.

The telescopic push rod can be an electric telescopic push rod 45, and a telescopic end 451 of the electric telescopic push rod is rotatably connected with the fifth supporting plate 42, namely hinged with the second connecting lifting lug 44; the fixed end 452 of the electric telescopic pushing rod is rotatably connected with the second supporting frame 41, i.e. hinged with the first connecting hanger 43. Of course, the retractable push rod may be electric, hydraulic, or other types, and this embodiment does not limit it at all. It should be noted that the specific structure of the electric retractable push rod 45 is well known to those skilled in the art, and will not be described herein.

In the above embodiment, the second support bracket 41 may include: a frame 46 and a plurality of first support bars 47. The frame 46 may be a square frame, and the frame 46 is connected to the top end of each first support rod 47. The fifth support plate 42 is located in the frame 46, and the shape of the fifth support plate 42 is adapted to the shape of the frame 46, i.e. the fifth support plate 42 is also square, and one side of the fifth support plate 42 is rotatably connected with one side of the frame 46, and in the specific implementation, the fifth support plate 42 and the frame 46 can be rotatably connected through a hinge. The size of the fifth supporting plate 42 is adapted to the size of the frame 46, and the fifth supporting plate 42 can be placed into the frame 46.

Referring to fig. 9 and 10, the second zone platform 4 may further include: and the positioning pressing block 48 is arranged on the second supporting frame 41, and one side of the fifth supporting plate 42, which is rotatably connected with the frame 46, is close to the positioning pressing block 48, so that when the fifth supporting plate 42 is in a horizontal state, the positioning pressing block 48 can be in contact with the fifth supporting plate 42 to prevent the fifth supporting plate 42 from moving upwards continuously, and meanwhile, a sensor and a controller can be arranged to control the electric telescopic push rod 45 to stop moving when the sensor senses that the positioning pressing block 48 is in contact with the fifth supporting plate 42.

Referring to fig. 11, a preferred structure of the positioning press block provided in the present embodiment is shown. As shown, positioning press block 48 may include: a riser 481 and a cross plate 482. Wherein, the bottom end of the vertical plate 481 is connected with the frame 46 of the second supporting frame 41, the top end of the vertical plate 481 is connected with the lower surface of the transverse plate 482, namely, the cross section of the positioning pressing block 48 is T-shaped. When the fifth support plate 42 is in the horizontal state, the fifth support plate 42 contacts the lower surface of the cross plate 482.

In the foregoing embodiments, the second area platform 4 may further include: a waste hopper 49 located below the fifth support plate 42 to receive the dropped blank sample 14 when the fifth support plate 42 is tilted. In particular, a plurality of universal wheels 491 are mounted at the bottom of the waste hopper 49 to facilitate movement of the waste hopper 49.

Referring again to fig. 10, the second area platform 4 further includes: a plurality of cross members 40. The cross members 40 are arranged in parallel in the frame 46, and both ends of each cross member 40 are connected to the frame 46, and one cross member 40 and the frame 46 connected thereto, or two adjacent cross members 40 and the frames 46 connected to the two cross members 40 form one space 461. The number of the fifth supporting plates 42 is equal to the number of the spaces 461, one fifth supporting plate 42 is arranged in each space 461, and the fifth supporting plates 42 are rotatably connected with the frame body or the cross beam 40, so that a plurality of platforms are formed, and the working efficiency is further improved. Taking fig. 8 as an example, the second area platform 4 has two fifth support plates 42 on the left and right, i.e., two work platforms are formed, and when the left platform is set out for the next operation, the right platform may perform other operations such as setting out. Meanwhile, for matching with the left and right working platforms, the number of the first area platforms 3 can be two, and the first area platforms 3 correspond to the working platforms one to one. A driving mechanism is connected between each fifth supporting plate 42 and the frame 46. During specific implementation, the positioning pressing blocks 48 may be disposed on the cross beam 40, that is, the bottom ends of the vertical plates 481 of the positioning pressing blocks 48 are connected to the upper surface of the cross beam 40, a plurality of positioning pressing blocks 48 may be disposed on one cross beam 40, and each positioning pressing block 48 is sequentially disposed along the length direction of the cross beam 40.

Referring to fig. 12, the system may further include: and the marking mechanism 5 is used for marking the blank sample 14 and is arranged between the first area platform 3 and the second area platform 4. In particular, the marking mechanism 5 may include: a marking machine platform 51 and a marking machine 52. The marking platform 51 is located between the first area platform 3 and the second area platform 4, i.e. between the fifth supporting plate 42 of the second area platform 4 and the working platform 32 of the first area platform 3, and is connected with the second supporting frame 41 and the supporting body 31. The outer edge of the marking machine platform 51 is provided with a hollow marking area 54, the upper side and the lower side of the marking machine platform 51 are respectively provided with a relatively arranged marking machine 52, and marking heads 53 of the two marking machines 52 are both located in the hollow marking area 54. Similarly, for matching with the left and right working platforms, the marking mechanisms 5 can also be two and are in one-to-one correspondence with the working platforms. It should be noted that the structure of the marking machine 52 is well known to those skilled in the art, and will not be described herein.

In the foregoing embodiments, the system may further include: and the sampling device 6 is used for picking up the blank sample 14 and placing the blank sample 14 on the second area platform 4 of the cutting platform 1. The sampling device 6 may comprise: a robotic arm 61 and a chuck assembly 62. Wherein, the mechanical arm 61 is arranged at the input end of the blank sample 14 of the cutting platform 1, namely in front of the second area platform 4. The suction cup assembly 62 is connected with the top end of the mechanical arm 61, and the mechanical arm 61 can rotate at any angle to drive the suction cup assembly 62 to suck the blank sample 14. It should be noted that the structure of the robot arm 61 is well known to those skilled in the art and will not be described herein.

Referring to FIG. 13, a preferred configuration of the chuck assembly provided by the present embodiment is shown. As shown, the chuck assembly 62 may include: the device comprises a second slide rail 63, a first pickup mechanism 64, a first gear 65, a first driving device 66 and a second pickup mechanism 67. The rack 60 is arranged along the length direction of the second slide rail 63, the first gear 65 is meshed with the rack 60, the first pickup mechanism 64 is connected with the first driving device 66, the first driving device 66 is further connected with the first gear 65, and further drives the first gear 65 to linearly move along the direction of the rack 60, and as the first pickup mechanism 64 is connected with the first gear 65 through the first driving device 66, the first pickup mechanism 64 also linearly moves along the direction of the rack 60 under the driving of the first gear 65, and the second pickup mechanism 67 is connected to the second slide rail 63, so that the distance between the first pickup mechanism 64 and the second pickup mechanism 67 can be adjusted.

Referring to FIG. 14, a side view of the chuck assembly provided by the present embodiment is shown. As shown, the first take-off mechanism 64 may include: a first bracket 641 and a first suction tray 642. The first frame 641 is connected to the first driving device 66, and the first suction cup 642 for picking up the blank sample 14 is connected to the first frame 641. In a specific implementation, the first bracket 641 may include: two first supports 643 are disposed to intersect, and the intersection of the two first supports 643 is connected to the first driving device 66, so that the first driving device 66 can move with the first support 641. The first suction cups 642 are disposed at both side surfaces of each first support 643, and each first suction cup 642 is located at the same side of the first frame 641. Of course, the lengthwise side of each first support 643 may be provided with a plurality of first suction cups 642.

The first driving device 66 may be a first stepping motor, and the first stepping motor and the first gear 65 are respectively disposed at both sides of the first bracket 641 and are both located at an intersection of the two first supports 643. The output shaft of the first stepping motor is inserted into the first bracket 641, i.e. the intersection of the two first supporting members 643, and is connected to the first gear 65. The first stepping motor and the first gear 65 are disposed at the intersection of the two first supports 643, which is equivalent to the position where the two first supports 643 are connected with the rack 60 is located at the intersection, that is, the connection position is located at the center of gravity, so that the connection between the first frame 641 and the rack 60 is more stable.

A first groove 644 is formed at the intersection of the two first supports 643, the first groove 644 is formed on the side opposite to the first driving device 66, that is, the first groove 644 and the first gear 65 are located on the same side of the first supports 643, the first gear 65 is located in the first groove 644, the rack 60 and the second slide rail 63 are both partially located in the first groove 644, that is, the position where the first gear 65 is meshed with the rack 60 is located inside the two first supports 643, so that the movement of the first supports 643 can be made smoother, and the stability of picking up the blank sample 14 can be ensured.

Referring to FIG. 15, a front view of the chuck assembly provided by the present embodiment is shown. As shown, the chuck assembly may further include: a second gear 68 and a second drive 69. Wherein, the second gear 68 is engaged with the rack 60, the second picking mechanism 67 is connected with the second driving device 69, and the second driving device 69 is further connected with the second gear 68, so as to drive the second gear 68 to move linearly along the direction of the rack 60, and because the second picking mechanism 67 is connected with the second gear 68 through the second driving device 69, under the driving of the second gear 68, the second picking mechanism 67 also moves linearly along the direction of the rack 60, the first picking mechanism 64 can be driven independently, the second picking mechanism 67 can be driven independently, or the first picking mechanism 64 and the second picking mechanism 67 can be driven simultaneously to adjust the distance between the first picking mechanism 64 and the second picking mechanism 67, the relative movement between the first picking mechanism 64 and the second picking mechanism 67 can be adjusted, or the opposite movement between the first picking mechanism 64 and the second picking mechanism 67 can be adjusted, thereby adapt to multiple operating mode, and use simultaneously that first get a mechanism and second and get a mechanism and snatch the longer blank sample of length, can make the process of snatching more stable, guarantee to snatch in-process blank sample atress even.

In the above embodiment, the second pickup mechanism 67 may include: a second bracket 671 and a second suction cup 672. The second rack 671 is connected to the second drive 69, and the second suction cup 672 for picking up the blank sample 14 is connected to the second rack 671. In a specific implementation, the second bracket 671 may include: two second supporting members 673 arranged to cross each other, and the crossing point of the two second supporting members 673 is connected to the second driving unit 69 so that the second driving unit 69 can move together with the second frame 671. The sides of both ends of each second support member 673 are provided with second suction cups 672, and each second suction cup 672 is located on the same side of the second rack 671. Of course, the lengthwise side of each second support 673 may also be provided with a plurality of second suction cups 672.

In the above embodiment, the second driving device 69 may be a second stepping motor, and the second stepping motor and the second gear 68 are respectively disposed at both sides of the second bracket 671 and are both located at the intersection of the two second support members 673. The output shaft of the second stepping motor is inserted into the second bracket 671, i.e., the intersection of the two second supporting members 673, and is connected to the second gear 68. The second stepping motor and the second gear 68 are provided at the intersection of the two second support members 673, corresponding to the position where the two second support members 673 are coupled to the rack 60, at the intersection, that is, the coupling position is located at the center of gravity, thereby further improving the stability of the coupling between the second bracket 671 and the rack 60.

In the above embodiment, the second groove 674 is formed at the intersection of the two second supporting members 673, and the second groove 674 is formed on the side opposite to the second driving device 69, that is, the second groove 674 and the second gear 68 are located on the same side of the second supporting members 673, the second gear 68 is located in the groove, the rack 60 and the second slide rail 63 are both partially located in the second groove 674, that is, the position where the second gear 68 is meshed with the rack 60 is located inside the two second supporting members 673, so that the movement of the second supporting members 673 can be more stable, and the stability of picking up the blank sample 14 can be further ensured.

In the foregoing embodiments, the method may further include: and the conveying mechanism 7 is partially arranged below the workbench 32 and used for receiving the cut sample falling from the hollow structure and conveying the cut sample to the next station. Referring to fig. 16, a preferred structure of the transfer mechanism provided in the present embodiment is shown, and as shown in the figure, the transfer mechanism 7 may include: a conveyor frame 71, an endless conveyor belt 72 and two spindles 73. The two rotating shafts 73 are arranged in parallel, two ends of each rotating shaft 73 are rotatably connected with the conveying frame 71, the annular conveying belt 72 is sleeved outside each rotating shaft 73, each rotating shaft 72 can be connected with an output shaft of a motor (not shown in the figure), and the motor drives each rotating shaft 73 to rotate so as to drive the annular conveying belt 72 to transmit. The endless conveyor 72 is provided with a plurality of through holes 74 so that the waste residues falling on the endless conveyor 72 fall through the through holes 74. In one embodiment, the endless belt 72 may be a flexible metal or other high temperature resistant material.

In the foregoing embodiments, the method may further include: and the sorting device 8 is arranged at the sample output end of the cutting platform 1, namely behind the conveying mechanism 7. In particular, the sorting device 8 may be a sorting robot with suction cups and a vision positioning system to pick up the cut and output samples on the transport mechanism 7, identify the shape of the samples, and place the same shaped samples in the sample boxes of the same inspection item on the collection platform 17. It should be noted that the structure of the robot is well known to those skilled in the art, and will not be described herein.

In the foregoing embodiments, the method may further include: a positioning device 9 and a lofting device 10. The positioning device 9 is disposed in front of the sampling device 6, and the positioning device 9 has a first supporting surface inclined toward the direction of the sampling device 6, so that the blank sample 14 on the first supporting surface can slide down along the inclined direction. First positioning mechanism 91 sets up on first holding surface and is close to sampling device 6, and set up in the direction of the slope of first holding surface, thereby make the limit of the blank sample 14 of the minimum of gliding to first holding surface align with first positioning mechanism 91, thereby make every blank sample position before being snatched, the form is unanimous, then every blank sample is snatched and is placed the position on the operation panel, the form is also unanimous, just also need not to carry out the accurate positioning to each blank sample and put, time and manpower have been saved, and the work efficiency is improved.

Referring to fig. 17, a preferred structure of the positioning device provided in this embodiment is shown, as shown in the figure, the first positioning mechanism 91 may include a first positioning edge 92 and a second positioning edge 93, wherein the first positioning edge 92 and the second positioning edge 93 are respectively connected to two adjacent edges of the first supporting surface, and the first positioning edge 92 and the second positioning edge 93 are disposed at a first included angle α, in this embodiment, the angle of the first included angle α is adapted to the included angle of two adjacent edges of the blank sample 14, for example, the blank sample 14 is generally square, that is, the included angle of two adjacent edges of the blank sample 14 is 90 °, and the first included angle α is also 90 °, so as to accurately position the blank sample 14.

One end of the first positioning edge 92 and one end of the second positioning edge 93 meet at the lowest point of the first supporting surface, that is, the first positioning edge 92 and the second positioning edge 93 are surrounded at the lowest point of the first supporting surface to prevent the blank sample 14 from falling off from the first supporting surface.

The positioning device 9 may further comprise: a third support bracket 94 and a first support plate 95. The first supporting plate 95 is located above the third supporting frame 94 and connected to the third supporting frame 94, so as to form a first supporting surface. The third supporting bracket 94 has a height in one direction lower than that in the other direction so that the first supporting plate 95 is inclined toward one direction. In a specific implementation, the third supporting frame 94 may include: a plurality of second support bars 96, one of the second support bars 96 having a height lower than that of any other second support bar 96, a first support plate 95 connected to a top end of each second support bar 96, and a corner of the first support plate 95 positioned on the second support bar 96 having the lowest height.

In the above embodiment, the first positioning mechanism 91 may further include: and the first friction reducing mechanism 97 is arranged on the first supporting surface to reduce the friction force applied to the blank sample 14 when the blank sample slides downwards. In a specific implementation, the friction reducing mechanism may include: a plurality of blind holes that are array arrangement that equals with ball 971 are seted up to a plurality of balls 971, first holding surface, and a ball 971 has all been placed in every blind hole to make each ball 971 also be array arrangement, and, each ball 971 all can roll in corresponding blind hole, with the frictional force that further reduces blank sample 14 and received. The balls 971 may be nylon balls to prevent the surface of the blank sample 14 from being scratched.

The lofting device 10 is disposed on the side of the sampling device 6 and is used for storing the blank sample 14. During working, the sampling device 6 firstly picks up the blank sample 14 from the lofting device 10, and places the blank sample 14 on the positioning device 9, so that the blank sample 14 is aligned with the first positioning mechanism 91, namely, the blank sample 14 is positioned, then the sampling device 6 picks up the blank sample 14 aligned with the first positioning mechanism 91, and places the positioned sample on the next station. During specific implementation, the lofting devices 10 can be multiple and are respectively arranged on two sides of the sampling device 6, and one lofting device 10 can be reserved in practical application and used for storing abnormal samples.

Referring to FIG. 18, a preferred construction of the lofting apparatus 10 provided in this embodiment is shown. As shown, the lofting apparatus 10 may include: a support mechanism 101 and a second positioning mechanism 102. The supporting mechanism 101 has a second supporting surface inclined toward the first direction, so that the blank sample 14 on the second supporting surface can slide down in the inclined direction. The second positioning mechanism 102 is connected to the supporting mechanism 101 and disposed in the inclined direction of the second supporting surface, so that the edge of the blank sample 14 sliding down to the lowest position of the second supporting surface is aligned with the second positioning mechanism 102. The rough positioning of the blank sample 14 is firstly carried out on the lofting device 10, and then the secondary accurate positioning is carried out on the positioning device 9, so that the blank sample 14 can be effectively and accurately positioned before the blank sample 14 is processed.

The support mechanism 101 includes: a fourth support plate 103, a third support plate 104 and two second support plates 105 having two oblique sides. The two second support plates 105 are respectively connected to two opposite edges of the fourth support frame 103, and the third support plate 104 is transversely disposed between the two second support plates 105 along one of the oblique sides of the second support plates 105, and is connected to each of the second support plates 105 to form an inclined second support surface.

The support mechanism 101 may further include: and a fourth support plate 106, wherein the fourth support plate 106 is transversely disposed between the two second support plates 105 along the other oblique side of the second support plates 105, and is connected to each of the second support plates 105, the fourth support plate 106 is juxtaposed with the third support plate 104, and the fourth support plate 106 is inclined toward a second direction to form an inclined third support surface, wherein the second direction is opposite to the first direction. The third supporting surface may also be provided with a second positioning mechanism 102, and the second positioning mechanism 102 is disposed in the inclined direction of the third supporting surface.

In the above embodiment, the second positioning mechanism 102 may include a third positioning edge 107 and a fourth positioning edge 108, where the third positioning edge 107 and the fourth positioning edge 108 are respectively connected to two adjacent edges of the second supporting surface, and the third positioning edge 107 and the fourth positioning edge 108 form a second included angle β, in a specific implementation, the angle of the second included angle β is adapted to the included angle formed by two adjacent edges of the blank sample 14, for example, the blank sample 14 is generally square, that is, the included angle formed by two adjacent edges of the blank sample 14 is 90 °, and then the second included angle β is also 90 °, so as to accurately position the blank sample 14.

Second friction reducing mechanisms 109 may be provided on the second support surface and the third support surface to reduce friction experienced by the blank sample 14 as the blank sample 14 slides down. In specific implementation, the second friction reducing mechanism 109 may be scratch-proof nylon strips 1091 respectively arranged along the length direction of the second supporting surface and the third supporting surface at intervals, so as to reduce friction force and prevent the surface of the blank sample 14 from being scratched.

In this embodiment, before the blank sample 14 is processed, the sampling device 6 places the blank sample 14 on the first supporting surface of the positioning device 9, the blank sample 14 can slide down along the inclined first supporting surface, and when the blank sample 14 slides down to the lowest point of the first supporting surface, the edge of the blank sample 14 is aligned with the first positioning mechanism 91, so that the position and the form of each blank sample 14 before being subjected to sample processing by the sampling device 6 are consistent, and the position and the form of each blank sample 14 captured by the sampling device 6 and placed on the cutting platform 1 are also consistent, so that each blank sample 14 does not need to be placed, time and labor are saved, and the working efficiency is improved; in particular, the lofting device 10 is provided with the second positioning mechanism 102, and the blank sample 14 is firstly roughly positioned by the second positioning mechanism 102 and then accurately positioned by the first positioning mechanism 91 for the second time, so that the blank sample 14 can be effectively and accurately positioned before the blank sample 14 is processed.

In the foregoing embodiments, the method may further include: the control device 11 is connected to the sampling device 6, the cutting device 2 and the sorting device 8, and in particular, the control device 11 may include: the laser cutting machine electrical control cabinet 12 is connected with the cutting device 2 to control the sampling device 6 to pick up a blank sample 14; the robot control cabinet 13 is respectively connected with the sampling device 6 and the sorting device 8 to control the cutting device 2 to cut the blank sample 14.

The working process of the laser cutting system provided by the embodiment is as follows:

firstly, an operator stacks a blank sample 14 with a label of a group of blank sample baskets on the blank sample 14 baskets with approximate corner positioning, an automatic control trolley with the blank sample 14 baskets slides into a working area, and a sampling device 6 picks up the blank sample 14 to a thickness measuring instrument area so as to measure the thickness of the blank sample 14;

secondly, the sampling device 6 stacks the blank sample 14 on the lofting device 10 to perform a rough positioning on the blank sample 14;

thirdly, the sampling device 6 picks up the rough blank sample 14 after the primary rough positioning and places the rough blank sample on the positioning device 9 so as to perform secondary precise positioning on the blank sample 14;

thirdly, the sampling device 6 picks up the blank sample 14 which is subjected to the secondary accurate positioning and places the blank sample on the second area platform 4, at the moment, if the blank sample 14 is a residual sample, the second area platform 4 is opened to unload the sample, and then the second area platform 4 is closed; otherwise, the second area platform 4 keeps the initial horizontal closed state, and then the width of the blank sample 14 is measured;

thirdly, the sampling device 6 places the blank sample 14 on a marking machine platform, and the marking machine marks, codes and marks the upper surface or the lower surface of the blank sample 14;

thirdly, dragging the blank sample 14 to the first area platform 3 by using a dragging clamp, placing the position of the blank sample 14 needing to be cut at the position of the pre-cut hollow structure, and selecting different power and air pressure control cutting devices 2 by using an electrical control cabinet of the laser cutting machine to cut the blank sample 14 according to different thicknesses of the blank sample 14;

thirdly, the blank sample 14 is cut to obtain a sample, the sample falls from the corresponding hollow structure to the conveying mechanism 7 located below the first area platform 3, the conveying mechanism 7 conveys the sample to the rear, and in addition, when the cutting device 2 cuts the blank sample 14, the conveying mechanism 7 always conveys the sample;

finally, the sorting device 8 positioned behind the conveying mechanism 7 picks up the samples on the conveying mechanism 7, identifies the shapes of the samples, places the samples with the same shapes in the sample boxes of the same inspection item, and adjusts the samples to the next sorting position again after the sorting device 8 finishes sorting the samples until the samples are all sorted;

to this end, the laser cutting system completes a process from the positioning of the blank sample to the sorting of the sample.

In conclusion, in the embodiment, the cutting platform has a plurality of hollow structures matched with the pre-cutting shape of the sample, the part of the blank sample to be cut is dragged to the hollow structure of the shape to be cut, then the cutting device is used for cutting the blank sample, the sample obtained after cutting can fall from the corresponding hollow structure, and a hopper for collecting is arranged below the cutting platform, so that the collection of the sample can be completed, and the working efficiency is improved; and the surface of the cutting platform is smooth, and a nonmetallic material is adopted as a surface lining plate, so that the surface of a blank sample can be prevented from being scratched, the smoothness of the surface of the prepared sample is ensured, and the accuracy of a subsequent sample performance test result is ensured.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A laser cutting system, comprising: a cutting platform (1) and a cutting device (2); wherein,

the cutting platform (1) is provided with a hollow structure matched with the pre-cutting shape of the sample;

the cutting device (2) is arranged on the cutting platform (1) and used for cutting a blank sample corresponding to one of the hollows into the hollow shape.

2. Laser cutting system according to claim 1, characterized in that the cutting platform (1) comprises:

the cutting device comprises a first area platform (3) provided with the hollowed-out structures in various different shapes, and the cutting device (2) is connected with the first area platform (3) in a sliding mode so as to move along the longitudinal direction and the transverse direction of the first area platform (3).

3. The laser cutting system according to claim 2, characterized in that the cutting platform (1) further comprises:

an openable and closable second area platform (4) disposed between the first area platform (3) and the sampling device (6), the second area platform (4) having the blank sample thereon dumped when in an open state and having the blank sample placed thereon when in a closed state;

the sampling device (6) comprises: a robotic arm (61) and a chuck assembly (62); the mechanical arm (61) is arranged at the blank sample input end of the cutting platform (1) and used for rotating, and the sucker component (62) is connected with the top end of the mechanical arm (61) and used for sucking the blank sample.

4. The laser cutting system of claim 3, further comprising:

and the marking mechanism (5) is used for marking the blank sample and is arranged between the first area platform (3) and the second area platform (4).

5. Laser cutting system according to claim 1, characterized in that the cutting device (2) comprises: the device comprises a lathe bed (21), a first support frame (22) and a laser cutting mechanism (23); wherein,

the lathe bed (21) is arranged below the cutting platform (1), and the lathe bed (21) is provided with a first sliding rail (24);

a sliding block (25) is arranged at the bottom of the first support frame (22), and the sliding block (25) is connected with the first sliding rail (24) in a sliding manner;

the laser cutting mechanism (23) is slidably connected with the first support frame (22).

6. The laser cutting system of any one of claims 1 to 5, further comprising:

and the part of the conveying mechanism (7) is arranged below the cutting platform (1), and the conveying mechanism (7) is used for receiving the sample falling from the hollow structure and conveying the sample.

7. The laser cutting system of any one of claims 1 to 5, further comprising:

and the sorting device (8) is arranged at the sample output end of the cutting platform (1) and is used for picking up and identifying the shape of the output sample and sorting the sample with the same shape to the same position.

8. The laser cutting system according to claim 3 or 4, further comprising: a positioning device (9) and a lofting device (10); wherein,

the positioning device (9) is arranged in front of the sampling device (6), and a first supporting surface of the positioning device (9) is obliquely arranged so that the blank sample slides downwards along the oblique first supporting surface and is aligned with a first positioning mechanism arranged on the first supporting surface;

the lofting device (10) is arranged on the side of the sampling device (6) and used for storing the blank sample.

9. The laser cutting system according to claim 3 or 4, further comprising:

and the control device (11) is respectively connected with the sampling device (6) and the cutting device (2) so as to control the sampling device (6) to pick up the blank sample and control the cutting device (2) to cut the blank sample.