CN114012282A

CN114012282A - Cutting device for metal plate

Info

Publication number: CN114012282A
Application number: CN202111376057.8A
Authority: CN
Inventors: 王亚飞
Original assignee: Xuzhou Wanze Machinery Technology Co ltd
Current assignee: Xuzhou Wanze Machinery Technology Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-02-08

Abstract

The invention discloses a cutting device for a metal plate, which belongs to the technical field of machining devices and comprises a cross beam, wherein an installation sliding frame is connected to the cross beam, a laser barrel is connected to the installation sliding frame, and a cutting lens is arranged at the bottom of the laser barrel; the protection sleeve is arranged at the cutting lens of the laser barrel and is in a horn shape distributed downwards, the adjusting assembly is arranged at the top of the protection sleeve, the storage shell is arranged at the bottom of the laser barrel, and the negative pressure assembly is connected to one side of the storage shell.

Description

Cutting device for metal plate

Technical Field

The invention relates to the technical field of metal processing devices, in particular to a cutting device for a metal plate.

Background

The metal processing process is characterized in that different processing modes such as stamping, grinding and cutting are adopted to process products, different cutting devices are adopted when workpieces are cut, the existing cutting devices are provided with grinding wheel cutting, saw cutting, gas cutting, plasma cutting, laser cutting and water jet cutting, wherein the requirements on the cutting quality and the size of the laser cutting are higher than those of other cutting modes, and therefore the cutting mode of the laser cutting is a common cutting mode.

The laser cutting is to irradiate a workpiece by utilizing a focused high-power-density laser beam, so that the irradiated material is rapidly melted, vaporized and ablated or reaches an ignition point, and simultaneously, a high-speed airflow coaxial with the laser beam is used for blowing off molten substances, so that the workpiece is cut, after the laser passes through setting, a laser reflector emits laser, a cutting laser is used for cutting a metal plate through a cutting lens, after the plate reaches the ignition point, the cutting track of the metal plate is correspondingly changed along with the cutting lens, but in the cutting process, the high-temperature ignition point and waste cutting after cutting generate sparks, the sparks float upwards or float around, the sparks easily cause the high-temperature sparks to contact the laser lens in the upward floating process to influence the laser lens, and after the sparks float to an uncut position and contact the metal plate, the high-temperature sparks are easily adhered to the surface of the uncut metal plate, it is not advantageous to perform a quick cutting operation with the metal plate material, and for this reason, a cutting apparatus for the metal plate material has been proposed.

Disclosure of Invention

In view of the above technical deficiencies, the present invention provides a cutting device for metal plate, which avoids the splash spark by arranging a protective cover on the outer side of a laser lens, and a receiving case at the bottom is used for absorbing the spark splashed to both sides.

In order to solve the technical problems, the invention adopts the following technical scheme: the invention provides a cutting device for a metal plate, which comprises a cross beam, wherein an installation sliding frame is connected to the cross beam, the installation sliding frame is driven by a crawler belt at a moving groove of the cross beam, one end of the cross beam is connected with a laser reflector, the installation sliding frame is connected with a laser barrel, and the bottom of the laser barrel is provided with a cutting lens; the laser cutting device comprises a laser barrel, a protective sleeve and a cutting spark plug, wherein the protective sleeve is arranged at a cutting lens of the laser barrel and is downwards distributed in a horn shape, an adjusting component is arranged at the top of the protective sleeve and is used for driving a horn-shaped opening at the bottom of the protective sleeve to open and close to contact the cutting spark; the laser barrel is characterized in that a containing shell is arranged at the bottom of the laser barrel, a negative pressure component is connected to one side of the containing shell, the negative pressure component is connected with the side wall of the installation sliding frame, and the negative pressure component generates negative pressure to the containing shell to adsorb and cool scattered sparks on two sides.

Preferably, the adjustment subassembly is including connecting the fixture block in the laser barrel outside, the fixture block outside is rotated and is connected with the rotation lasso, the rotation lasso outside is connected with a plurality of elastic rods, and elastic rod one end is connected with the protective sheath outside, be equipped with folding section on the protective sheath, the opening minor segment department cover of protective sheath is in the laser barrel outside, the opening major segment of protective sheath opens and collects the spark that splashes, and folding section is located between opening minor segment and the opening major segment, the top of rotating the lasso is connected with the drive and rotates the rotational piece of lasso pivoted.

Preferably, the rotating part comprises a mounting sleeve connected to the outer side of the laser barrel, a motor is connected to the mounting sleeve, a driving gear is connected to the output end of the motor, a gear ring is meshed and rotated on the outer side of the driving gear, and the gear ring is connected with the top of the rotating ferrule in a rotating mode.

Preferably, a plurality of cooling holes are formed in the folding section, and a plurality of separating curved bars are connected to the inner wall of the folding section.

Preferably, the negative pressure subassembly is including connecting the processing air pump in the installation sliding frame outside, processing air pump output intercommunication has the exhaust tube, and the exhaust tube outside is connected with the stabilizing support, the stabilizing support is connected with installation sliding frame bottom, exhaust tube one end is connected with the negative pressure casing, be equipped with the detachable sealing door on the negative pressure casing, the negative pressure casing outside is connected with a plurality of suction pipes, and suction pipe one end distributes in the outside department of accomodating the casing.

Preferably, the receiving shell is provided with a feeding notch, and two notch walls of the feeding notch are connected with a material guide slope plate.

Preferably, the inside both ends punishment of storage housing do not is connected with three dwang, and dwang one end is connected with the magnetite pole that adsorbs the metal, and the dwang other end passes storage housing and is connected with the flabellum, and the take out of distribution at storage housing both ends department presses pipe department intercommunication to have the blowing trachea, and sets up on the blowing trachea and blow flabellum pivoted gas port.

Preferably, the vertical heights of the three rotating rods are sequentially reduced, and connecting lines of the three rotating rods are distributed in an inclined manner.

Preferably, a plurality of buffer springs are connected between the top of the storage shell and the bottom of the negative pressure shell, and a plurality of rolling balls are connected to the bottom of the storage shell.

The invention has the beneficial effects that: according to the invention, the rotatable protective sleeve is arranged on the outer side of the laser barrel, the opening state of the protective sleeve is adjusted through the adjusting assembly, so that sparks splashed to the cutting lens by cooling are conveniently absorbed, and at the cutting bottom, the sparks at the splashed positions on two sides are cooled and absorbed by the accommodating shell by using the accommodating shell and the negative pressure assembly in a combined manner, so that the two sides of the sparks are prevented from being splashed and adhered to a plate, and the cutting of the metal plate is facilitated.

Drawings

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

Fig. 1 is a schematic structural diagram of a cutting device for a metal plate according to an embodiment of the present invention.

FIG. 2 is a schematic view of the backside structure of the present invention.

Fig. 3 is a partial sectional structure diagram of the present invention.

Fig. 4 is a schematic structural diagram of the adjusting assembly and the negative pressure assembly of the present invention.

FIG. 5 is a schematic view of the structure of the negative pressure assembly of the present invention.

Fig. 6 is a schematic structural view of the front surface of fig. 5.

Fig. 7 is a view showing the structure of the adjusting unit according to the present invention.

Fig. 8 is a schematic front view of the structure of fig. 4 with the processing air pump removed.

Fig. 9 is a schematic diagram of a laser barrel structure.

Fig. 10 is an enlarged structural view of a region a in fig. 5.

Description of reference numerals: 1-beam, 2-mounting slide frame, 3-laser reflector, 4-laser barrel, 5-cutting lens, 6-protective cover, 7-adjustment assembly, 8-receiving case, 9-negative pressure assembly, 41-fixture block, 61-folding section, 62-cooling hole, 63-separating curved bar, 71-rotating ferrule, 72-elastic bar, 73-rotating piece, 74-mounting case, 75-motor, 76-driving gear, 77-rotating ring gear, 81-feeding notch, 82-guiding ramp plate, 83-rotating bar, 84-magnet bar, 85-fan blade, 86-buffer spring, 87-rolling ball, 91-processing air pump, 92-air exhaust tube, 93-stabilizing support, 94-negative pressure case, 95-pressure pumping tube, 96-blowing air tube, 97-air port.

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.

Example (b): as shown in fig. 1 to 10, the invention provides a cutting device for a metal plate, which comprises a beam 1, wherein the beam 1 is connected with an installation sliding frame 2, the installation sliding frame 2 is driven by a crawler belt at a moving groove of the beam 1, one end of the beam 1 is connected with a laser reflector 3, the installation sliding frame 2 is connected with a laser barrel 4, and the bottom of the laser barrel 4 is provided with a cutting lens 5; a protective sleeve 6 is arranged at the position of a cutting lens 5 of the laser barrel 4, the protective sleeve 6 is downwards distributed in a horn shape, an adjusting component 7 is arranged at the top of the protective sleeve 6, and the adjusting component 7 is used for driving a horn-shaped opening at the bottom of the protective sleeve 6 to open and close to contact with a cutting spark; the bottom of the laser barrel 4 is provided with a receiving shell 8, one side of the receiving shell 8 is connected with a negative pressure component 9, a feeding notch 81 is arranged on the receiving shell 8, and the two notch walls of the feeding notch 81 are connected with a material guiding slope plate 82, the negative pressure component 9 is connected with the side wall of the mounting sliding frame 2, and the negative pressure component 9 generates negative pressure to the receiving shell 8 to absorb and cool the spark scattered from the two sides, a rotatable protective sleeve 6 is arranged on the outer side of the laser barrel 4, the opening state of the protective sleeve 6 is adjusted through an adjusting component 7, so that the spark splashed to the cutting lens 5 by cooling can be absorbed conveniently, at cutting bottom department, utilize the combination of storage housing 8 department and negative pressure component 9 to use to make storage housing 8 department cool off the spark that the department splashes to both sides and absorb, avoided the adhesion that splashes of spark looks both sides in panel department, thereby be convenient for sheet metal's cutting.

Further, the adjusting assembly 7 includes a fixture block 41 connected to the outer side of the laser barrel 4, the outer side of the fixture block 41 is rotatably connected with a rotating collar 71, the outer side of the rotating collar 71 is connected with a plurality of elastic rods 72, one end of each elastic rod 72 is connected with the outer side of the protective sleeve 6, the protective sleeve 6 is provided with a folding section 61, the opening small section of the protective sleeve 6 is sleeved on the outer side of the laser barrel 4, the opening large section of the protective sleeve 6 is opened to collect splash sparks, the folding section 61 is located between the opening small section and the opening large section, the top of the rotating collar 71 is connected with a rotating member 73 for driving the rotating collar 71 to rotate, the middle position of the fixture block 41 in the scheme is in an inward concave state, the inward concave edge is provided with a protrusion for clamping the rotating collar 71, the inward concave part where the rotating collar 71 and the fixture block 41 are matched is provided with a protruding block, so that the rotating collar 71 can rotate along the fixture block 41, because the protective sleeve 6 arranged at the outer side of the laser barrel 4 is rotatably sleeved at the cutting lens 5 through the small opening at the top, the whole protective sleeve 6 is arranged at the outer side of the laser barrel 4 in a horn shape, when the generated sparks splash upwards to the large opening section of the horn of the protective sleeve 6 made of high-temperature resistant materials, because the protective sleeve 6 is provided with the folding section 61 with elasticity, the folding section 61 can contract under the influence of the sparks splash and high temperature, the folding section 61 is provided with a plurality of cooling holes 62, the inner wall of the folding section 61 is connected with a plurality of separation curved rods 63, the sparks splash to the separation curved rods 63 at the folding section 61, the sparks are convenient to scatter, meanwhile, when the folding section 61 is folded and contracted, the airflow generated by the contraction movement flows at the cooling holes 62, the sparks are convenient to cool quickly, and the sparks are cooled and fall off at the protective sleeve 6, the spark of high temperature is prevented from contacting the cutting lens 5.

Further, the rotating member 73 comprises a mounting sleeve 74 connected to the outer side of the laser cylinder 4, a motor 75 is connected to the mounting sleeve 74, a driving gear 76 is connected to the output end of the motor 75, the outer side of the driving gear 76 is meshed with a rotating gear ring 77, and the rotating gear ring 77 is connected to the top of the rotating collar 71, during the laser cutting process, the motor 75 is synchronously started, so that the motor 75 drives the driving gear 76 to start rotating, meanwhile, as the rotating gear ring 77 and the driving gear 76 are meshed with each other, the bottom of the rotating collar 71 fixedly connected to the bottom of the rotating gear ring 77 starts rotating under the driving action of the motor 75, because a plurality of elastic rods 72 with elasticity are connected between the protecting sleeve 6 and the rotating collar 71, when the protecting sleeve 6 is pulled to rotate, the folding section 61 is synchronously driven to contract, thereby facilitating the rapid cooling of the spark contacting the protecting sleeve 6, the cutting lens 5 is protected.

Further, negative pressure subassembly 9 is including connecting the processing air pump 91 in the installation smooth frame 2 outside, processing air pump 91 output intercommunication has exhaust tube 92, and the exhaust tube 92 outside is connected with stabilizing support 93, stabilizing support 93 is connected with installation smooth frame 2 bottom, exhaust tube 92 one end is connected with negative pressure casing 94, be equipped with the detachable sealing door on the negative pressure casing 94, the negative pressure casing 94 outside is connected with a plurality of suction pipes 95, and the distribution of suction pipe 95 one end is in the outside department of accomodating casing 8, through starting processing air pump 91, under processing air pump 91 effect for the inside negative pressure that forms of negative pressure casing 94, negative pressure casing 94 outside is through suction pipe 95 intercommunication simultaneously, thereby is convenient for suction pipe 95 and forms the negative pressure in accomodating casing 8 departments, is convenient for absorb the spark under accomodating 8 inner wall negative pressure of casing.

Further, the inside both ends punishment of storage housing 8 do not is connected with three dwang 83, and dwang 83 one end is connected with the magnetite pole 84 that adsorbs the metal, and the dwang 83 other end passes storage housing 8 and is connected with flabellum 85, and the draft tube 95 department intercommunication that distributes at storage housing 8 both ends department has the air pipe 96 of blowing, and has seted up on the air pipe 96 and has blown flabellum 85 pivoted gas port 97. The vertical heights of the three rotating rods 83 are sequentially reduced, and connecting lines of the three rotating rods 83 are distributed in an inclined manner. A plurality of buffer springs 86 are connected between the top of the receiving shell 8 and the bottom of the negative pressure shell 94, a plurality of rolling balls 87 are connected at the bottom of the receiving shell 8, since the feed chute 81 of the receiving case 8 in this embodiment is disposed at a position behind the cutting position, the sparks are directed toward the inside of the receiving case 8 along the guide slope plate 82 at the feed chute 81, and a suction pipe 95 for forming negative pressure suction is provided at the inner wall of the receiving case 8, under the absorption and drawing action of the pressure-drawing pipe 95, the sparks rotate along the three magnet rods 84 which are distributed in an inclined way to absorb the metal waste in the sparks, meanwhile, as the blowing air pipe 96 communicated with the pressure suction pipe 95 blows the fan blades 85 to rotate through the air ports 97, thereby facilitating the rotation of the rotating rod 83 and the magnet rod 84 fixedly connected to the fan blade 85, facilitating the splash spark for cooling, and absorbing the metal scrap in the cooling spark after cooling.

When the laser protection sleeve is used, the whole protection sleeve 6 is arranged at the outer side of the laser barrel 4 in a horn shape, when generated sparks splash upwards to a large opening section of the protection sleeve 6 made of high-temperature resistant materials, because the protection sleeve 6 is provided with the elastic folding section 61, the folding section 61 can contract under the influence of the sparks splash and high temperature, the folding section 61 is provided with a plurality of cooling holes 62, the inner wall of the folding section 61 is connected with a plurality of separation curved rods 63, the sparks splash to the separation curved rods 63 at the folding section 61, so that the sparks are convenient to disperse, meanwhile, when the folding section 61 is folded and contracted, airflow generated by the contraction movement flows at the cooling holes 62, the sparks are convenient to cool quickly, the sparks are cooled and fall back at the protection sleeve 6, the sparks with high temperature from contacting the cutting lens 5, and under the action of the treatment air pump 91 after starting the treatment air pump 91, so that the inside of the negative pressure shell 94 forms negative pressure, and the outside of the negative pressure shell 94 is communicated through the pumping pipe 95, so that the pumping pipe 95 forms negative pressure at the receiving shell 8, and the spark is absorbed at the negative pressure on the inner wall of the receiving shell 8, because the feeding notch 81 of the receiving shell 8 in the scheme is distributed at the back position of the cutting position, the spark absorbs metal scrap in the spark along the material guiding slope plate 82 at the feeding notch 81 to the inside of the receiving shell 8, and the pumping pipe 95 forming negative pressure suction is arranged at the inner wall of the receiving shell 8, under the absorption and drawing action of the pumping pipe 95, the spark rotates along the three magnet rods 84 which are distributed in an inclined way to absorb the spark, and simultaneously, because the blowing air pipe 96 communicated at the pumping pipe 95 blows the fan blades 85 through the air ports 97 to rotate, so that the rotating rod 83 fixedly connected with the fan blades 85 and the magnet rods 84 rotate, facilitating the scrap of the cooled splash spark and the metal in the cooled spark after absorption cooling.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention 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 of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The cutting device for the metal plates is characterized by comprising a cross beam (1), wherein an installation sliding frame (2) is connected to the cross beam (1), the installation sliding frame (2) is driven by a crawler belt at a moving groove of the cross beam (1), one end of the cross beam (1) is connected with a laser reflector (3), the installation sliding frame (2) is connected with a laser barrel (4), and a cutting lens (5) is arranged at the bottom of the laser barrel (4);

a protective sleeve (6) is arranged at a cutting lens (5) of the laser barrel (4), the protective sleeve (6) is in a downward horn shape, an adjusting component (7) is arranged at the top of the protective sleeve (6), and the adjusting component (7) is used for driving a horn-shaped opening at the bottom of the protective sleeve (6) to open and close to contact with a cutting spark;

the laser barrel (4) bottom is equipped with storage casing (8), and storage casing (8) one side is connected with negative pressure subassembly (9), negative pressure subassembly (9) are connected with installation sliding frame (2) lateral wall, and negative pressure subassembly (9) to storage casing (8) department production negative pressure be used for adsorbing and the scattered spark of cooling both sides.

2. The cutting device for the metal plates as claimed in claim 1, wherein the adjusting assembly (7) comprises a clamping block (41) connected to the outer side of the laser barrel (4), a rotating collar (71) is rotatably connected to the outer side of the clamping block (41), a plurality of elastic rods (72) are connected to the outer side of the rotating collar (71), one end of each elastic rod (72) is connected to the outer side of the protective sleeve (6), a folding section (61) is arranged on the protective sleeve (6), an opening small section of the protective sleeve (6) is sleeved on the outer side of the laser barrel (4), an opening large section of the protective sleeve (6) is opened to collect the spatter, the folding section (61) is located between the opening small section and the opening large section, and a rotating piece (73) for driving the rotating collar (71) to rotate is connected to the top of the rotating collar (71).

3. The cutting device for the metal sheets as claimed in claim 2, wherein the rotating member (73) comprises a mounting sleeve (74) connected to the outer side of the laser cylinder (4), a motor (75) is connected to the mounting sleeve (74), a driving gear (76) is connected to the output end of the motor (75), the outer side of the driving gear (76) is meshed with a rotating gear ring (77), and the rotating gear ring (77) is connected with the top of the rotating collar (71).

4. The cutting apparatus for metal sheets as claimed in claim 2, wherein a plurality of cooling holes (62) are provided on the folding section (61), and a plurality of partition curved bars (63) are connected at an inner wall of the folding section (61).

5. The cutting device for the metal plate according to claim 1, wherein the negative pressure assembly (9) comprises a processing air pump (91) connected to the outer side of the installation sliding frame (2), the output end of the processing air pump (91) is communicated with an exhaust pipe (92), a stabilizing support (93) is connected to the outer side of the exhaust pipe (92), the stabilizing support (93) is connected to the bottom of the installation sliding frame (2), one end of the exhaust pipe (92) is connected with a negative pressure shell (94), a detachable sealing door is arranged on the negative pressure shell (94), a plurality of exhaust pipes (95) are connected to the outer side of the negative pressure shell (94), and one end of each exhaust pipe (95) is distributed at the outer side of the storage shell (8).

6. The cutting device for metal sheets as claimed in claim 5, wherein the receiving case (8) is provided with a feeding slot opening (81), and two slot opening walls of the feeding slot opening (81) are connected with a material guiding slope plate (82).

7. The cutting device for the metal plate as claimed in claim 5, wherein three rotating rods (83) are respectively connected to two ends of the interior of the receiving housing (8), one end of each rotating rod (83) is connected with a magnet rod (84) for adsorbing metal, the other end of each rotating rod (83) penetrates through the receiving housing (8) to be connected with a fan blade (85), the pressure pumping pipes (95) distributed at two ends of the receiving housing (8) are communicated with a blowing air pipe (96), and the blowing air pipe (96) is provided with an air port (97) for blowing the fan blade (85) to rotate.

8. The cutting apparatus for metal sheets according to claim 7, wherein the vertical heights of the three rotating rods (83) are sequentially lowered, and the connecting lines of the three rotating rods (83) are arranged in an inclined distribution.

9. The cutting device for metal sheets according to claim 5, characterized in that a plurality of buffer springs (86) are connected between the top of the receiving housing (8) and the bottom of the negative pressure housing (94), and a plurality of rolling balls (87) are connected to the bottom of the receiving housing (8).