Laser cutting FR4 avoiding jig

Abstract

The utility model relates to the technical field of laser cutting, in particular to a laser cutting FR4 avoiding jig which comprises a base, a fixing frame is movably arranged at the top end of the base, and an avoiding assembly is fixedly arranged in the fixing frame. When the laser cutting jig is used, the protruding blocks on the two sides of the fixing frame are inserted into the groove in one side of the strip-shaped block, the position of the fixing frame is limited through the groove, the stability and reliability of the fixing frame are improved, waste generated in the laser cutting process can be effectively prevented from being accumulated on the jig through the avoiding groove in the surface of the FR4 avoiding plate, and the production efficiency is improved. Meanwhile, a spring abuts against a baffle to move downwards in the using process, the baffle drives a limiting column to be inserted into a limiting hole in the top end of a protruding block, the protruding block is fixed into a groove, the whole device is prevented from shaking in the cutting process, a pull rope is pulled in the using process, and the pull rope drives the baffle to move upwards; and the baffle drives the limiting column to be pulled out of the limiting hole, so that the fixing frame is convenient to disassemble and replace.

Description

Technical Field

[0001] The utility model relates to the technical field of laser cutting, in particular to a laser cutting FR4 avoidance fixture. Background Art

[0002] When laser cutting steel plates, a jig is required to support them. The cut steel plates cannot be placed close to the supporting jig, otherwise they will not be cut. FR4 is made of epoxy resin and glass fiber cloth. Epoxy resin is a thermosetting plastic with excellent insulation properties, chemical corrosion resistance and good bonding properties. Glass fiber cloth is a high-strength, low-expansion coefficient reinforcement material that can greatly improve the mechanical properties of the laminate.

[0003] However, in the prior art, traditional laser cutting devices are prone to causing cutting waste to accumulate on the surface of the jig during use. The accumulation of cutting waste may cause the distance between the laser cutting head and the jig surface to change, hindering the movement of the laser cutting head, thereby affecting the cutting accuracy and efficiency, which is not conducive to practical use. Utility Model Content

[0004] The purpose of the utility model is to provide a laser cutting FR4 avoidance jig to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A laser cutting FR4 avoidance jig comprises a base, a fixed frame is movably arranged on the top of the base, an avoidance component is fixedly arranged inside the fixed frame, the avoidance component comprises an FR4 avoidance plate and an avoidance groove, a plurality of strip blocks are fixedly arranged on both sides of the top of the base, a groove is opened on one side of the strip block, and a plurality of protrusions are fixedly arranged on both sides of the fixed frame;

[0007] A plurality of limiting holes are provided at the top of the protruding block, a plurality of mounting grooves are provided inside the strip-shaped block, a fixing assembly is fixedly arranged inside the mounting groove, and the fixing assembly comprises a spring, a baffle, a limiting column and a pull rope.

[0008] Preferably, a FR4 avoidance plate is fixedly arranged inside the fixing frame, a plurality of avoidance grooves are opened on the surface of the FR4 avoidance plate, and the depth of the avoidance grooves is less than the thickness of the FR4 avoidance plate.

[0009] Preferably, a spring is fixedly connected to the top of the installation groove, a baffle is fixedly provided at the bottom of the spring, a limiting column is fixedly provided in the middle of the bottom end of the baffle, and a pull rope is fixedly connected in the middle of the top end of the baffle.

[0010] Preferably, a waste opening is provided at the top of the base, a waste box is movably provided at the bottom of the base, and a box outlet is provided at one side of the base.

[0011] Preferably, a first pull rod is fixedly provided on the front side of the fixed frame, and a second pull rod is fixedly provided on one side of the waste box.

[0012] Preferably, one end of the pull rope is fixedly connected to a pull ring, and a plurality of holes are opened on the top of the strip block, and the holes are movably connected to the pull rope.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. This laser cutting FR4 avoidance jig has a groove on one side of the bar block. When in use, the protrusions on both sides of the fixed frame are inserted into the groove. The position of the fixed frame is limited by the groove, which improves the stability and reliability of the fixed frame. The avoidance groove on the surface of the FR4 avoidance plate can effectively prevent waste generated during laser cutting from accumulating on the jig, thereby improving cutting efficiency and quality.

[0015] 2. This laser cutting FR4 avoidance fixture uses a spring to push the baffle plate downward when in use. The baffle plate drives the limiting column to insert into the limiting hole at the top of the protrusion, fixing the protrusion in the groove to prevent the entire device from shaking during the cutting process. When in use, the pull rope is pulled, the pull rope drives the baffle plate to move upward, and the baffle plate drives the limiting column to be pulled out of the limiting hole, making it easy to disassemble and replace the fixed frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the three-dimensional structure of the fixing frame of the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of the strip block of the utility model;

[0019] Figure 4 For the utility model Figure 3 A is an enlarged schematic diagram.

[0020] In the figure: 1. base; 2. fixing frame; 3. FR4 avoidance plate; 4. avoidance groove; 5. strip block; 6. groove; 7. protrusion; 8. limit hole; 9. installation groove; 10. spring; 11. baffle; 12. limit column; 13. pull rope; 14. waste outlet; 15. waste box; 16. outlet; 17. first pull rod; 18. second pull rod; 19. pull ring; 20. hole. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 4 As shown, the utility model provides a technical solution: a laser cutting FR4 avoidance jig, including a base 1, a fixed frame 2 is movably arranged on the top of the base 1, an avoidance component is fixedly arranged inside the fixed frame 2, the avoidance component includes a FR4 avoidance plate 3 and avoidance grooves 4, a FR4 avoidance plate 3 is fixedly arranged inside the fixed frame 2, a plurality of avoidance grooves 4 are opened on the surface of the FR4 avoidance plate 3, the depth of the avoidance grooves 4 is less than the thickness of the FR4 avoidance plate 3, a plurality of strip blocks 5 are fixedly arranged on both sides of the top of the base 1, a groove 6 is opened on one side of the strip block 5, and a plurality of protrusions 7 are fixedly arranged on both sides of the fixed frame 2;

[0023] In this embodiment, through the groove 6 on one side of the bar block 5, the protrusions 7 on both sides of the fixed frame 2 are inserted into the groove 6 during use, and the position of the fixed frame 2 is limited by the groove 6, thereby improving the stability and reliability of the fixed frame 2. The avoidance groove 4 on the surface of the FR4 avoidance plate 3 can effectively prevent the waste generated during the laser cutting process from accumulating on the jig, thereby improving the cutting efficiency and quality;

[0024] like Figure 3 and Figure 4 As shown, a plurality of limiting holes 8 are provided at the top of the protrusion 7, a plurality of mounting grooves 9 are provided inside the strip block 5, a fixing assembly is fixedly provided inside the mounting groove 9, and the fixing assembly includes a spring 10, a baffle 11, a limiting column 12 and a pull rope 13, a spring 10 is fixedly connected to the top of the mounting groove 9, a baffle 11 is fixedly provided at the bottom of the spring 10, a limiting column 12 is fixedly provided in the middle of the bottom end of the baffle 11, and a pull rope 13 is fixedly connected to the middle of the top end of the baffle 11;

[0025] In this embodiment, the spring 10 is used to push the baffle 11 downward, and the baffle 11 drives the limiting column 12 to be inserted into the limiting hole 8 at the top of the protrusion 7, so that the protrusion 7 is fixed in the groove 6 to prevent the whole device from shaking during the cutting process. When the pull rope 13 is used, the pull rope 13 is pulled, and the pull rope 13 drives the baffle 11 to move upward, and the baffle 11 drives the limiting column 12 to be pulled out of the limiting hole 8, so as to facilitate the disassembly and replacement of the fixed frame 2;

[0026] like Figure 1 and Figure 4As shown, a waste opening 14 is provided at the top of the base 1, a waste box 15 is movably provided at the bottom of the base 1, a box outlet 16 is provided at one side of the base 1, a first pull rod 17 is fixedly provided at the front of the fixed frame 2, a second pull rod 18 is fixedly provided at one side of the waste box 15, a pull ring 19 is fixedly connected to one end of the pull rope 13, a plurality of holes 20 are provided at the top of the strip block 5, and the holes 20 are movably connected to the pull rope 13;

[0027] In this embodiment, a waste opening 14 is provided, and when the cutting device cuts the material at the top of FR4, the cut waste is dropped from the waste opening 14 into the waste box 15 through the avoidance groove 4, so as to be convenient for centralized collection. A first pull rod 17 is used, and the first pull rod 17 is pulled when in use, so as to facilitate the pulling of the fixed frame 2. An outlet 16 is provided, and the second pull rod 18 is pulled when in use, so as to facilitate the removal of the waste box 15. A pull ring 19 is used, and the pull ring 19 is pulled when in use, so as to facilitate the movement of the pull rope 13. A hole 20 is provided, so as to facilitate the pull rope 13 to pass through the installation groove 9 and connect with the pull ring 19 from the top of the strip block 5.

[0028] Working principle: through the groove 6 on one side of the bar block 5, the protrusions 7 on both sides of the fixed frame 2 are inserted into the groove 6 when in use, and the position of the fixed frame 2 is limited by the groove 6, thereby improving the stability and reliability of the fixed frame 2. Through the avoidance groove 4 on the surface of the FR4 avoidance plate 3, it can effectively prevent the waste generated during the laser cutting process from accumulating on the jig, thereby improving the cutting efficiency and quality. At the same time, through the spring 10, when in use, the baffle 11 is pressed against and moved downward, and the baffle 11 drives the limiting column 12 to be inserted into the limiting hole 8 at the top of the protrusion 7, and the protrusion 7 is fixed in the groove 6 to prevent the whole device from shaking during the cutting process. Then, through the pull rope 13, the pull rope 13 is pulled when in use, and the pull rope 13 drives the baffle 11 to move upward, and the baffle 11 drives the limiting The column 12 is pulled out of the limiting hole 8, which makes it easy to disassemble and replace the fixed frame 2. By opening a waste port 14, when the cutting device cuts the material at the top of FR4, the cut waste will fall from the waste port 14 into the waste box 15 through the avoidance groove 4, which is convenient for centralized collection. The first pull rod 17 is pulled when in use, which makes it convenient to pull out the fixed frame 2. An outlet 16 is opened, and the second pull rod 18 is pulled when in use, which makes it convenient to take out the waste box 15. The pull ring 19 is pulled when in use, which makes it convenient to drive the pull rope 13 to move. The hole 20 is opened, which makes it convenient for the pull rope 13 to pass through the installation groove 9 and connect with the pull ring 19 from the top of the strip block 5.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A laser cutting FR4 avoidance fixture, characterized by: The invention comprises a base (1), a fixed frame (2) is movably arranged at the top of the base (1), a position avoidance component is fixedly arranged inside the fixed frame (2), the position avoidance component comprises an FR4 position avoidance plate (3) and a position avoidance groove (4), a plurality of strip blocks (5) are fixedly arranged on both sides of the top of the base (1), a groove (6) is provided on one side of the strip block (5), and a plurality of protrusions (7) are fixedly arranged on both sides of the fixed frame (2); A plurality of limiting holes (8) are provided at the top of the protruding block (7), a plurality of mounting grooves (9) are provided inside the strip block (5), a fixing assembly is fixedly arranged inside the mounting groove (9), and the fixing assembly comprises a spring (10), a baffle (11), a limiting column (12) and a pull rope (13).

2. A laser cutting FR4 avoidance fixture according to claim 1, characterized in that: An FR4 avoidance plate (3) is fixedly arranged inside the fixed frame (2), a plurality of avoidance grooves (4) are provided on the surface of the FR4 avoidance plate (3), and the depth of the avoidance grooves (4) is less than the thickness of the FR4 avoidance plate (3).

3. A laser cutting FR4 avoidance fixture according to claim 1, characterized in that: A spring (10) is fixedly connected to the top end of the installation groove (9), a baffle (11) is fixedly arranged at the bottom end of the spring (10), a limiting column (12) is fixedly arranged in the middle of the bottom end of the baffle (11), and a pull rope (13) is fixedly connected to the middle of the top end of the baffle (11).

4. A laser cutting FR4 avoidance jig according to claim 1, characterized in that: The top of the base (1) is provided with a waste opening (14), the bottom of the base (1) is movably provided with a waste box (15), and one side of the base (1) is provided with a box outlet (16).

5. A laser cutting FR4 avoidance jig according to claim 4, characterized in that: A first pull rod (17) is fixedly arranged on the front of the fixed frame (2), and a second pull rod (18) is fixedly arranged on one side of the waste box (15).

6. The laser cutting FR4 avoidance fixture according to claim 1, characterized in that: One end of the pull rope (13) is fixedly connected to a pull ring (19), and a plurality of holes (20) are opened at the top of the strip block (5), and the holes (20) are movably connected to the pull rope (13).

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