CN215698954U - Cutting jig and laser cutting equipment - Google Patents

Abstract

The utility model discloses a cutting jig and laser cutting equipment, which comprise a base, a support, a dust extraction interface, a support bar and a fixing component, wherein the support is arranged on the base, the top of the support is provided with an opening, and a dust extraction cavity is formed between the support and the base; the dust extraction port is arranged on the bracket and is respectively communicated with the dust extraction cavity and external dust extraction equipment; the supporting bars are movably arranged on the bracket and are positioned on the openings; the workpiece is placed on the supporting bar, and the fixing assembly is used for fixing the workpiece on the supporting bar. The cutting jig can support the workpiece through the supporting bars movably arranged on the support, and dust generated in the workpiece cutting process can be discharged through the opening, the dust pumping cavity and the dust pumping connector in sequence, so that the dust is prevented from spreading to a processing environment, operators are prevented from sucking the dust, and pollution to laser cutting equipment caused by the dust is avoided.

Description

Cutting jig and laser cutting equipment

Technical Field

The utility model relates to the technical field of laser cutting, in particular to a cutting jig and laser cutting equipment.

Background

Traditional sheet metal cutting equipment mainly has punch press, wire cut electrical discharge machining bed, shearing machine tool etc. but traditional processing equipment cutting efficiency is low, easily produces the deformation in the course of working, influences the machining precision, and the processing cross section can produce light and shade stripe, influences surface quality, and very big to the cutter loss in the time of just processing, needs a large amount of reserve cutters. The processing mode of the laser to the metal material is non-contact, no consumable product is generated, the shearing of a workpiece and the collapse formed in the stamping process can be avoided, secondary processing is not needed for cutting a seam, the laser processing is flexible, products in any shapes can be processed, and materials are utilized to the maximum extent, so that the laser cutting equipment aiming at the metal material is widely popularized and applied at present.

However, dust is generated in the process of cutting metal materials by laser, the larger the cutting workload is, the more the dust is generated, the dust is harmful to a human body and also has a pollution effect on equipment, the damage of a long-term dust environment to a laser, particularly an optical lens, cannot be estimated, and the service life of the equipment is greatly shortened.

SUMMERY OF THE UTILITY MODEL

In view of the defects of the prior art, the utility model provides a cutting jig and laser cutting equipment, which can effectively prevent dust generated in cutting from diffusing into the environment in the laser cutting process and avoid the situation that operators suck dust or cause dust pollution to the equipment.

The embodiment adopts the following technical scheme:

a cutting fixture, comprising:

a base;

the bracket is arranged on the base, a dust extraction cavity is formed between the bracket and the base, and an opening is formed in the top of the bracket;

the dust extraction port is arranged on the bracket and communicated with the dust extraction cavity;

the support bar is used for supporting a workpiece, is movably arranged on the bracket and is positioned on the opening; and

and the fixing assembly is used for fixing the workpiece on the supporting bar.

Further, in the cutting jig, be provided with on the support with a plurality of mounting grooves that the support bar corresponds, the support bar is through setting up in the mounting groove of difference, in order to adjust the support bar with open-ended relative position.

Further, among the cutting tool, still include installation piece and mounting, the installation piece sets up on the support, the support bar is fixed on the installation piece, be provided with the mounting hole on the installation piece, be provided with on the support with a plurality of fixed orificess that the mounting corresponds, the mounting is used for passing the mounting hole, and will the installation piece is fixed in different fixed orifices department, in order to adjust the support bar with open-ended relative position.

Further, in the cutting jig, the top of the supporting bar includes a plurality of supporting teeth arranged at intervals.

Furthermore, in the cutting jig, the number of the supporting bars is multiple, and the supporting bars are arranged on the opening according to a preset mode.

Further, among the cutting jig, still include the blanking and collect the box, the base is provided with the storage opening, the blanking is collected the box and is set up in the storage opening, just the blanking collect the box with base sliding connection.

Furthermore, in the cutting jig, a detachable collecting plate is arranged on the blanking collecting box, a certain gap is formed between the collecting plate and the bottom of the blanking collecting box, and a plurality of dust falling holes are formed in the collecting plate.

Further, in the cutting jig, an observation window is arranged on the side wall of the support.

Further, in the cutting jig, the fixing assembly comprises a pressing block and a lifting driving assembly, the lifting driving assembly is arranged on the support, the pressing block is arranged at the driving end of the lifting driving assembly, and the pressing block extends to the upper side of the workpiece.

A laser cutting device comprises a driving platform, a laser, a cutting assembly and the cutting jig, wherein the laser is connected with the cutting assembly, the cutting assembly or the cutting jig is arranged at the driving end of the driving platform, and the cutting assembly is used for cutting a workpiece on the cutting jig.

Compared with the prior art, the cutting jig and the laser cutting equipment provided by the utility model have the advantages that the cutting jig can support a workpiece through the supporting bars movably arranged on the support, dust generated in the workpiece cutting process can be discharged through the opening, the dust pumping cavity and the dust pumping interface in sequence, and the dust is prevented from spreading to a processing environment, so that an operator is prevented from sucking the dust, and the equipment is prevented from being polluted by the dust.

Drawings

Fig. 1 is a schematic overall structure diagram of a specific embodiment of a cutting fixture provided in the present invention.

Fig. 2 is a schematic view of the internal structure of fig. 1.

Fig. 3 is a schematic top view of fig. 2.

Fig. 4 is a schematic overall structural diagram of a specific embodiment of the laser cutting apparatus provided in the present invention.

Fig. 5 is a schematic view of the internal structure of fig. 4.

Fig. 6 is a schematic structural view of the cutting assembly in fig. 5.

Fig. 7 is a schematic view of the internal structure of fig. 6.

100, a workpiece; 200. a drive platform; 300. a laser; 400. a cutting assembly; 410. a protective cover; 420. a cutting head; 430. a fixing ring; 440. a Z-axis module; 450. an optical fiber; 500. cutting the jig; 600. a lower cabinet; 610. a marble base; 620. a gantry; 630. a marble beam; 700. an upper cabinet; 710. an alarm lamp; 720. a human-computer interaction component; 730. a viewing port;

10. a base; 20. a support; 21. an opening; 22. a start button; 23. an observation window; 30. a dust extraction interface; 40. a supporting strip; 41. supporting the teeth; 50. a fixing assembly; 51. briquetting; 52. a lift drive assembly; 60. mounting blocks; 61. mounting holes; 70. a blanking collecting box; 71. a handle; 72. a collection plate; 73. dust falling holes; 74. a handle; 75. quick clamping; 80. a dust extraction cavity.

Detailed Description

In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model, which is not further described, and that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "bottom", "inner", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, the cutting jig of the present invention includes a base 10, a bracket 20, a dust extraction port 30, a supporting bar 40, and a fixing assembly 50. The bracket 20 is arranged on the base 10, the top of the bracket 20 is provided with an opening 21, and a dust extraction cavity 80 is formed between the bracket 20 and the base 10; the dust extraction port 30 is arranged on the bracket 20, and the dust extraction port 30 is respectively communicated with the dust extraction cavity 80 and external dust extraction equipment; the supporting bar 40 is movably arranged on the bracket 20, the supporting bar 40 is positioned on the opening 21, and the workpiece 100 to be cut is placed on the supporting bar 40; the fixing assembly 50 may be provided on the bracket 20, or may be provided at other positions.

The supporting bars 40 are used for supporting the workpiece 100, and the cut finished workpiece can fall onto the base 10 through the opening 21, or the cut waste material can fall onto the base 10 through the opening 21. The fixing assembly 50 is used to fix the workpiece 100 to be cut on the supporting bar 40, and prevent the workpiece 100 from being positionally displaced during the cutting process, thereby affecting the cutting accuracy. In the cutting process, the outside dust extraction equipment can be through taking out the air that dirt cavity 80 was taken out in the extraction of dirt interface 30, makes the dust that work piece 100 cutting produced loop through opening 21, takes out dirt cavity 80, takes out dirt interface 30 and takes out dirt equipment, is collected at last in taking out corresponding storage device in the dirt equipment, prevents that the dust from stretching to the processing environment to avoid operating personnel to inhale the dust, and avoid the dust to cause the pollution to equipment.

The supporting bars 40 are movably arranged on the support 20, that is, the mounting positions of the supporting bars 40 on the support 20 are adjustable, and the appropriate mounting positions of the supporting bars 40 can be determined according to the requirements of the shape and the size of the cut workpiece 100, so as to ensure that the cut workpiece 100 can fall on the base 10, or ensure that the cut waste material can fall on the base 10.

In a specific embodiment, a plurality of mounting grooves (not shown) corresponding to the supporting bars 40 may be formed on the supporting frame 20, and the supporting bars 40 may be disposed in different mounting grooves to adjust the relative positions between the supporting bars 40 and the openings 21, so as to match the workpieces 100 with different cutting shapes and sizes, and the installation and adjustment process is simple and reliable. And, the mounting grooves may be provided at both sides of the bracket 20, and both ends of the supporting bar 40 are respectively mounted in the mounting grooves of both sides to form a stable support to the supporting bar 40.

Or, the cutting jig may further include an installation block 60 and a fixing member (not shown in the figure), the installation block 60 is disposed on the support 20, the support bar 40 is fixed on the installation block 60, the installation block 60 is provided with an installation hole 61, the support 20 is provided with a plurality of fixing holes (not shown in the figure) corresponding to the fixing member, and the fixing member may pass through the installation hole 61 to fix the installation block 60 at different fixing holes, so as to adjust the installation position of the installation block 60, and further adjust the relative position of the support bar 40 and the opening 21.

By providing the mounting block 60, heat generated during cutting can be prevented from being transferred from the supporting bar 40 to the bracket 20, and damage to the bracket 20 can be prevented. The number of the mounting blocks 60 can be set as a pair, and both ends of the supporting bar 40 are respectively fixed on the pair of mounting blocks 60, so that the mounting blocks 60 form a stable support for the supporting bar 40. The fixing member may be selected from a screw, and the fixing hole may be a screw hole, and the mounting block 60 may be fixed to the bracket 20 by passing the screw through the mounting hole 61 and the fixing hole. When the mounting block 60 is mounted on different fixing holes, the mounting position of the mounting block 60, and thus the relative positions of the supporting bars 40 and the openings 21, can be changed, so that the workpieces 100 with different cutting shapes and sizes can be matched.

The number of the supporting bars 40 may be provided in plural and arranged on the opening 21 in a predetermined manner, thereby providing a better support to the workpiece 100. Meanwhile, the top of the supporting strip 40 comprises a plurality of supporting teeth 41 arranged at intervals, and the supporting strip 40 supports the workpiece 100 through the supporting teeth 41, so that the contact area between the supporting strip 40 and the workpiece 100 is reduced, the transmission of cutting heat is reduced during cutting, and the service life of the supporting strip 40 is prolonged.

Further, the cutting jig further comprises a blanking collecting box 70, the base 10 is provided with a containing opening, the blanking collecting box 70 is arranged in the containing opening, and the blanking collecting box 70 is slidably connected with the base 10. In the present embodiment, the cut finished workpieces may fall into the blanking collecting box 70 from the opening 21, and a handle 71 may be disposed outside the blanking collecting box 70, so that the blanking collecting box 70 may be taken out from the receiving opening by the handle 71, and then the finished workpieces collected by the blanking collecting box 70 may be taken out.

Moreover, a detachable collecting plate 72 is disposed on the blanking collecting box 70, a certain gap is formed between the collecting plate 72 and the bottom of the blanking collecting box 70, and a plurality of dust falling holes 73 are formed on the collecting plate 72. When the cut finished workpiece falls onto the collecting plate 72, the finished workpiece remains on the collecting plate 72, and a part of the dust that is not sucked off falls to the bottom of the blanking collecting box 70 through the dust falling hole 73. A handle 74 can be arranged on the collecting plate 72, an operator can take the collecting plate 72 from the blanking collecting box 70 through the handle 74, and can clean dust at the bottom of the blanking collecting box 70 in time to prevent the dust from overflowing.

The outer side of the base 10 can be further provided with a quick clamp 75, the blanking collecting box 70 can be limited in the containing port through the quick clamp 75, and the blanking collecting box is prevented from moving out of the containing port to influence the collection of the blanking. The side wall of the bracket 20 is provided with an observation window 23, the observation window 23 can be used for observing the collection condition of the finished workpieces or waste materials in the blanking collection box 70, when the finished workpieces or waste materials are fully collected, an operator can open the rapid clamp 75 to take out the blanking collection box 70 for cleaning,

the fixing assembly 50 on the cutting jig comprises a pressing block 51 and a lifting driving assembly 52, wherein the lifting driving assembly 52 is arranged on the bracket 20, the pressing block 51 is arranged at the driving end of the lifting driving assembly 52, and the pressing block 51 extends to the upper part of the workpiece 100. The support 20 can also be provided with a starting button 22, after the workpiece 100 is fed onto the support bar 40, an operator presses the starting button 22, the lifting driving assembly 52 drives the pressing block 51 to descend, and the pressing block 51 can downwards press the workpiece 100, so that the workpiece 100 is pressed on the support bar 40, and the workpiece 100 is prevented from shaking during cutting. The lifting driving assembly 52 may be an air cylinder, the pressing block 51 is disposed on a piston rod of the air cylinder, and the air cylinder is disposed on the bracket 20, or the air cylinder may be replaced by an electric cylinder, a hydraulic cylinder, or the like.

Referring to fig. 4 and 5, the present invention further provides a laser cutting apparatus, which includes a driving platform 200, a laser 300, a cutting assembly 400 and a cutting jig 500 above, wherein the laser 300 is connected to the cutting assembly 400, the cutting assembly 400 or the cutting jig 500 is disposed at a driving end of the driving platform 200, and the cutting assembly 400 is used for cutting a workpiece 100 on the cutting jig 500.

In a specific embodiment, the laser cutting device may further include a lower cabinet 600, the lower cabinet 600 is provided with a marble base 610, the laser 300 and the driving platform 200 are disposed on the marble base 610, and the marble base 610 may improve the stability of the device processing. The cutting jig 500 is arranged at the driving end of the driving platform 200, meanwhile, a portal frame 620 is further arranged on the marble base 610, a marble beam 630 is arranged on the portal frame 620, and the cutting assembly 400 is arranged on the marble beam 630. Portal frame 620 adopts the square tube welding to form, gets rid of welding stress through aging treatment, guarantees the stability of structure, and marble crossbeam 630 can improve the stability of cutting assembly 400 processing.

The driving platform 200 may be a cross servo driving platform, the lower shaft may drive the cutting jig 500 to move in the X direction, and the upper shaft may drive the cutting jig 500 to move in the Y direction. The cutting jig 500 is used for supporting and fixing the workpiece 100, and ensuring that the workpiece 100 does not move during the machining process. The cutting assembly 400 can cut a finished workpiece meeting the requirements for the workpiece 100 according to the requirements of a drawing, and meanwhile, the cutting assembly 400 has a following cutting function, so that a laser light outlet of the cutting assembly is always kept at a fixed cutting distance from the surface of the workpiece 100. The laser 300 may then provide a source of cutting energy to the cutting assembly 400.

Referring to fig. 6 and 7, the cutting assembly 400 includes a shield 410, a cutting head 420, a retaining ring 430, a Z-axis module 440, and an optical fiber 450. The shield 410 is fixed on the marble beam 630, the Z-axis module 440 is fixed inside the shield 410, the cutting head 420 is disposed at the driving end of the Z-axis module 440, the fixing ring 430 is also fixed inside the shield 410, the optical fiber 450 passes through the fixing ring 430, and the optical fiber 450 is connected to the laser 300 and the cutting head 420, respectively.

Wherein, the protective cover 410 mainly protects the internal parts of the cutting assembly 400; the cutting head 420 may achieve contactless machining of the workpiece 100 by emitting laser light; the fixing ring 430 is used for fixing the optical fiber 450 and preventing the optical fiber 450 from shaking and breaking; in the cutting process, the Z-axis module 440 can ensure that the light outlet of the cutting head 420 and the surface of the product are always kept at a fixed cutting distance; the optical fiber 450 functions to transmit laser light such that the laser light generated by the laser 300 is transmitted to the cutting head 420 through the optical fiber 450 and emitted onto the workpiece 100.

The action flow of the laser cutting equipment is as follows: drive platform 200 drive cutting tool 500 to artifical material loading level, the operator puts work piece 100 on the cutting tool 500 and fixes, then starts laser cutting equipment, work piece 100 on the drive platform 200 drive cutting tool 500 moves to cutting assembly 400 below, cutting assembly 400 light-emitting cuts work piece 100, the back is accomplished in the cutting, drive platform 200 drive cutting tool 500 moves to material unloading level, take away the finished product work piece after the cutting by the operator.

In addition, as shown in fig. 4, the laser cutting apparatus further includes an upper cabinet 700, wherein the upper cabinet 700 is disposed on the lower cabinet 600 and is sleeved outside the cutting assembly 400, the cutting fixture 500, the driving platform 200, and the like. Go up the top of rack 700 and be provided with alarm lamp 710, alarm lamp 710 has the trichrome and is respectively: red, green and yellow, red indicating a machine fault, green indicating a machine is functioning properly, and yellow indicating a machine is idle. Meanwhile, the upper cabinet 700 is provided with a human-computer interaction assembly 720, which comprises a display, a mouse, a keyboard and various control buttons, and is mainly used for debugging equipment and operating equipment. In addition, the upper cabinet 700 is provided with an observation port 730, and the processing condition inside the equipment can be observed through the observation port 730.

It should be understood that the technical solutions and the inventive concepts according to the present invention may be equally replaced or changed by those skilled in the art, and all such changes or substitutions should fall within the protection scope of the appended claims.

Claims (10)

1. A cutting jig, comprising:

a base;

the bracket is arranged on the base, a dust extraction cavity is formed between the bracket and the base, and an opening is formed in the top of the bracket;

the dust extraction port is arranged on the bracket and communicated with the dust extraction cavity;

the support bar is used for supporting a workpiece, is movably arranged on the bracket and is positioned on the opening; and

and the fixing assembly is used for fixing the workpiece on the supporting bar.

2. The cutting jig according to claim 1, wherein a plurality of mounting grooves corresponding to the supporting bars are formed in the support, and the supporting bars are arranged in different mounting grooves to adjust the relative positions of the supporting bars and the openings.

3. The cutting jig according to claim 1, further comprising an installation block and a fixing member, wherein the installation block is disposed on the support, the support bar is fixed on the installation block, the installation block is provided with installation holes, the support is provided with a plurality of fixing holes corresponding to the fixing member, and the fixing member is configured to pass through the installation holes and fix the installation block at different fixing holes to adjust the relative position of the support bar and the opening.

4. The cutting jig of claim 1, wherein the top portion of the support bar comprises a plurality of support teeth arranged at intervals.

5. The cutting jig of claim 1, wherein the number of the supporting bars is plural and the supporting bars are arranged on the opening in a predetermined manner.

6. The cutting jig according to any one of claims 1 to 5, further comprising a blanking collecting box, wherein the base is provided with a receiving opening, the blanking collecting box is arranged in the receiving opening, and the blanking collecting box is slidably connected with the base.

7. The cutting jig according to claim 6, wherein the collecting box is provided with a detachable collecting plate, the collecting plate forms a gap with the bottom of the collecting box, and the collecting plate is provided with a plurality of dust falling holes.

8. The cutting jig of claim 1, wherein the side wall of the bracket is provided with a viewing window.

9. The cutting jig of claim 1, wherein the fixing assembly comprises a pressing block and a lifting drive assembly, the lifting drive assembly is arranged on the support, the pressing block is arranged at the driving end of the lifting drive assembly, and the pressing block extends to the upper part of the workpiece.

10. A laser cutting device, comprising a driving platform, a laser, a cutting assembly and the cutting fixture of any one of claims 1 to 9, wherein the laser is connected with the cutting assembly, the cutting assembly or the cutting fixture is arranged at the driving end of the driving platform, and the cutting assembly is used for cutting a workpiece on the cutting fixture.

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