Protective assembly of laser cutting head

Abstract

The utility model provides a laser cutting head protection assembly which comprises a base, a laser head integrally connected with the base is fixedly arranged in the middle of the bottom end of the base, a protection plate is fixedly arranged at the bottom of the base, protection covers are hinged to the two sides of the bottom end of the protection plate, and semicircular grooves are formed in the tops of the two protection covers. And fixing rings are fixedly arranged on one sides of the top ends of the two protective covers correspondingly, cavities are formed in the two sides of the base correspondingly, and winding assemblies are arranged in the two cavities correspondingly. According to the laser head protection device, the two protection covers are pulled to be unfolded and folded through the installed winding assembly, the laser head can be covered through the protection covers, when the laser head protection device is not used, the laser head can be effectively protected, and dust accumulated on the surface of the laser head is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to laser cutting head technical field relates to a kind of protection assembly of laser cutting head. BACKGROUND

[0002] Laser cutting head is a kind of cutting equipment using laser beam.It is mainly composed of nozzle, focusing mirror, tracking sensor and control system, and is widely used in cutting field at present.

[0003] According to the disclosure number "CN220196666U", a cutting protection device is disclosed, which comprises a base, a cross beam arranged on the top of the base, a motor mounted on the cross beam and a sliding seat movably connected with the motor through a threaded rod, and a laser cutting instrument is installed on the top of the sliding seat;The protective plate is used to protect the laser cutting head, and when collision occurs, the protective plate will first contact the material to avoid the laser cutting head from colliding directly with the material and causing damage to the laser cutting head.

[0004] The above-mentioned protection assembly mainly uses protective plate to avoid the collision of laser cutting head, but does not protect the laser cutting head after processing, which can cause dust to accumulate on the surface of the laser cutting head, so a protection assembly for laser cutting head is designed to solve the above technical problems. SUMMARY

[0005] The utility model aims at providing a kind of protection assembly of laser cutting head to solve the problems raised in the above background technology.

[0006] The utility model can be realized by the following technical scheme: a kind of protection assembly of laser cutting head, including base, the middle part of the bottom end of the base is fixed with laser head being integrated, the bottom of the base is fixed with protective plate, the both sides of the bottom end of the protective plate are hinged with protective cover, the top of two protective covers is all equipped with semicircular groove, the side of the top of two protective covers is all fixed with fixed ring, the both sides of the base are all equipped with cavity, the inside of two cavities is all provided with winding assembly, the side of two cavities is all equipped with through-hole, winding assembly passes through through-hole and is fixedly connected with fixed ring.

[0007] In the above-mentioned protection assembly of laser cutting head, the winding assembly includes pull rope, winding roller and servo motor, winding roller is rotatably connected to the inner wall of the cavity, pull rope is wound on the surface of winding roller, one end of pull rope is fixedly connected with fixed ring through through-hole, servo motor is fixedly installed on one side of the inner wall of the cavity, the output shaft of servo motor is fixedly connected with the center of one end of winding roller.

[0008] In the protective assembly of the laser cutting head, the top end and the bottom end of the cavity are fixedly installed with sleeves at the aligned positions of the winding rollers, the interiors of the two sleeves are sleeved with connecting rods, the end heads of the connecting rods are fixedly installed with arc-shaped blocks, the arc-shaped blocks are in surface contact connection with the winding rollers, the surfaces of the connecting rods are sleeved with return springs, one end of each return spring is fixedly connected with the top outer edge of the sleeve, and the other end of each return spring is fixedly connected with the back surface of the arc-shaped block.

[0009] In the protective assembly of the laser cutting head, the interiors of the two sleeves are slidably connected with adsorption blocks, the other end of the connecting rod is fixedly connected with the center of the adsorption block, the bottom end of the interior of the sleeve is fixedly installed with an electromagnet, and the electromagnet is in adsorption connection with the adsorption block.

[0010] In the protective assembly of the laser cutting head, the two protective covers are arranged in axial symmetry, and the edges of the two protective covers are fixedly installed with soft magnetic strips.

[0011] In the protective assembly of the laser cutting head, a plurality of control switches are fixedly installed on one side of the base, and the servo motor and the electromagnet are electrically connected with the external power supply through the corresponding control switches.

[0012] Compared with the prior art, the protective assembly of the laser cutting head has the advantages that: the two protective covers are expanded and closed by the installed winding assembly, the laser head can be covered by the protective cover, the laser head can be effectively protected when not in use, and dust accumulation on the surface of the laser head is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a structural schematic view of the protective assembly of the laser cutting head.

[0014] Figure 2 is a base cross-sectional structural schematic view of the protective assembly of the laser cutting head.

[0015] Figure 3 is a protective cover structural schematic view of the protective assembly of the laser cutting head. Figure 2 is a local enlarged view of A in the protective assembly of the laser cutting head.

[0016] Figure 4 is a protective cover structural schematic view of the protective assembly of the laser cutting head.

[0017] In the figure, 1, base; 2, shield plate; 3, laser head; 4, shield cover; 5, fixed ring; 6, pull rope; 7, cavity; 8, through hole; 9, servo motor; 10, electromagnet; 11, adsorption block; 12, arc block; 13, connecting rod; 14, return spring; 15, winding roller; 16, sleeve; 17, soft magnetic strip. DETAILED DESCRIPTION

[0018] The following is a specific embodiment of the utility model and in combination with the drawings, the technical scheme of the utility model is further described, but the utility model is not limited to these embodiments.

[0019] As Figures 1-4 shown, the utility model discloses a laser cutting head's protection assembly, including base 1, the middle part fixed of base 1 bottom end is equipped with the laser head 3 that is connected as one, the bottom of base 1 is equipped with shield plate 2, and the both sides of shield plate 2 bottom end are hinged with shield cover 4, and the top of two shield covers 4 is all equipped with semicircular groove, and the one side of two shield covers 4 top end is all equipped with fixed ring 5, and the both sides of base 1 are all equipped with cavity 7, and the inside of two cavities 7 is all provided with winding assembly, and the side of two cavities 7 is all equipped with through hole 8, and winding assembly passes through through hole 8 and is fixedly connected with fixed ring 5.

[0020] Specifically, the unwinding and winding of the winding assembly pull the opening and closing of the two shield covers 4, and the laser head 3 can be covered by the shield cover 4, which can effectively protect the laser head 3 when not in use, and reduce the dust accumulation on the surface of the laser head 3.

[0021] As Figure 1 , Figure 2 , Figure 3 and Figure 4 shown, the utility model discloses a laser cutting head's protection assembly, winding assembly includes pull rope 6, winding roller 15 and servo motor 9, and the inner wall both sides of cavity 7 are rotatably connected with winding roller 15, and the surface of winding roller 15 is woundly connected with pull rope 6, and one end of pull rope 6 passes through through hole 8 and is fixedly connected with fixed ring 5, and one side of the inner wall of cavity 7 is fixedly installed with servo motor 9, and the output shaft of servo motor 9 is fixedly connected with the center of one end of winding roller 15.

[0022] Specifically, the servo motor 9 drives the winding and unwinding of the winding roller 15 to pull the rotation of the shield cover 4.

[0023] The top end and the bottom end of the cavity 7 are fixedly installed with sleeves 16 at the aligned positions of the winding roller 15, the interiors of the two sleeves 16 are sleeved with connecting rods 13, the end heads of the connecting rods 13 are fixedly installed with arc-shaped blocks 12, the arc-shaped blocks 12 are in surface contact connection with the winding roller 15, the surfaces of the connecting rods 13 are sleeved with return springs 14, one end of the return spring 14 is fixedly connected with the top outer edge of the sleeve 16, and the other end of the return spring 14 is fixedly connected with the back surface of the arc-shaped block 12.

[0024] The interiors of the two sleeves 16 are slidingly connected with adsorption blocks 11, the other end of the connecting rod 13 is fixedly connected with the center of the adsorption block 11, the bottom end in the interior of the sleeve 16 is fixedly installed with an electromagnet 10, and the electromagnet 10 is in adsorption connection with the adsorption block 11.

[0025] Specifically, the adsorption block 11 is adsorbed by the electromagnet 10, so that the adsorption block 11 pulls the arc-shaped block 12 to separate from the winding roller 15, when the electromagnet 10 is powered off, the return spring 14 pushes the arc-shaped block 12 to close the winding roller 15, and the winding roller 15 can be fixed.

[0026] As shown in Figure 1 , Figure 2 , Figure 3 and Figure 4 , the utility model discloses a protective assembly of laser cutting head, two protective covers 4 are along the axial symmetry and are fixedly installed with soft magnetic strips 17 at the edges of the two protective covers 4.

[0027] Specifically, the adsorption of the two soft magnetic strips 17 improves the tightness of the closure of the two protective covers 4.

[0028] A plurality of control switches are fixedly installed on one side of the base 1, and the servo motor 9 and the electromagnet 10 are electrically connected with the external power supply through the corresponding control switches.

[0029] Specific implementation, when the protective assembly is used to protect the laser head 3, first, the electromagnet 10 is turned on, the adsorption block 11 is attracted by the magnetic force of the electromagnet 10, the arc-shaped block 12 is moved by the adsorption block 11, so that the arc-shaped block 12 is separated from the winding roller 15, then the servo motor 9 is turned on, the winding roller 15 is rotated by the servo motor 9, the winding roller 15 is reeled and unreeled, the protective cover 4 is rotated by the reeling and unreeled of the pull rope 6, so that the two protective covers 4 are separated and closed, and when not in use, the laser head 3 is covered in the interior of the protective cover 4 by the closure of the two protective covers 4.

[0030] What is not described in detail in the specification belongs to the prior art known to those skilled in the art. The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art to which the present application belongs can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but will not deviate from the spirit of the present application or exceed the scope defined by the appended claims.

Claims

1. A protective assembly of a laser cutting head, comprising a base (1), the middle of the bottom end of which is fixedly provided with a laser head (3) connected as a whole, characterized in that, The bottom of the base (1) is fixedly provided with a protective plate (2), both sides of the bottom end of the protective plate (2) are hingedly provided with protective covers (4), the top of each of the two protective covers (4) is provided with a semicircular groove, one side of the top end of each of the two protective covers (4) is fixedly provided with a fixed ring (5), both sides of the base (1) are provided with cavities (7), each of the two cavities (7) is provided with a winding assembly, the side surface of each of the two cavities (7) is provided with a through hole (8), and the winding assembly is fixedly connected with the fixed ring (5) through the through hole (8).

2. A guard assembly for a laser cutting head according to claim 1, wherein, The winding assembly comprises a pull rope (6), a winding roller (15) and a servo motor (9), the winding roller (15) is rotatably connected to the inner wall of the cavity (7), the surface of the winding roller (15) is woundly connected with the pull rope (6), one end of the pull rope (6) is fixedly connected with the fixed ring (5) through the through hole (8), and the servo motor (9) is fixedly installed on one side of the inner wall of the cavity (7). The output shaft of the servo motor (9) is fixedly connected with the center of one end of the winding roller (15).

3. A guard assembly for a laser cutting head according to claim 2, wherein, The top end and the bottom end of the cavity (7) are fixedly installed with sleeves (16) at the aligned positions of the winding roller (15), the inside of each of the two sleeves (16) is sleeved with a connecting rod (13), the end of the connecting rod (13) is fixedly installed with an arc-shaped block (12), the arc-shaped block (12) is in surface contact with the winding roller (15), the surface of the connecting rod (13) is sleeved with a return spring (14), one end of the return spring (14) is fixedly connected with the top outer edge of the sleeve (16), and the other end of the return spring (14) is fixedly connected with the back surface of the arc-shaped block (12).

4. A guard assembly for a laser cutting head according to claim 3, wherein, The inside of each of the two sleeves (16) is slidably connected with an adsorption block (11), the other end of the connecting rod (13) is fixedly connected with the center of the adsorption block (11), the bottom end of the inside of the sleeve (16) is fixedly installed with an electromagnet (10), and the electromagnet (10) is adsorptively connected with the adsorption block (11).

5. A guard assembly for a laser cutting head as defined in claim 1, wherein, The two protective covers (4) are arranged in axial symmetry, and the edge of each of the two protective covers (4) is fixedly installed with a soft magnetic strip (17).

6. A protective assembly for a laser cutting head as defined in claim 1, wherein, A plurality of control switches are fixedly installed on one side of the base (1), and the servo motor (9) and the electromagnet (10) are electrically connected with the external power supply through the corresponding control switches.

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