Crystal rod wire cutting filament anti-winding guide device

Abstract

This utility model relates to the field of anti-winding guiding technology and discloses an anti-winding guiding device for crystal rod wire cutting filaments. It includes a U-shaped base, a motor mounted on the inner wall of the U-shaped base, a roller rotatably connected to the middle of the inner wall of the U-shaped base, a wheel fixedly connected to the left side of the outer wall of the roller, a second wheel fixedly connected to the left side of the first wheel, a threaded shaft rotatably connected to the front end of the inner wall of the U-shaped base, a third wheel fixedly connected to the left side of the outer wall of the threaded shaft, and a wire feeding block threadedly connected to the outer wall of the threaded shaft. A gear assembly is provided at the bottom of the wire feeding block. In this utility model, the gear assembly fixes and limits the wire feeding block, allowing it to feed at a uniform speed, preventing tangling and wire breakage. A pressure block, through spring pressure on a second roller brush, causes the first roller brush to roll as the cutting wire passes through the second roller brush, cleaning residual debris from the cutting wire and preventing tangling and breakage.

Description

Technical Field

[0001] This utility model relates to the field of anti-tangle technology for cutting wires, and in particular to an anti-tangle guiding device for crystal rod wire cutting wires. Background Technology

[0002] Crystal rod wire cutting wire is a consumable made of precious metals that moves continuously with a high voltage electric field during wire cutting to cut the workpiece. It can perform pulse spark discharge erosion and metal cutting to shape the workpiece.

[0003] Wire EDM can cut materials such as high-strength, high-toughness, high-hardness, high-brittleness, and magnetic materials, as well as precision, small, and complex-shaped parts. Wire EDM technology and wire EDM machines are being widely used in various industries.

[0004] However, during use, metal shavings will adhere to the cutting wire. These shavings will increase the chances of the cutting wire getting tangled during recycling, and will also increase wear and tear, potentially causing the wire to break. Utility Model Content

[0005] To overcome the above shortcomings, this utility model provides a crystal rod wire cutting filament anti-entanglement guide device, which aims to improve the problems of entanglement, wear and breakage that are easily generated in the existing technology.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a crystal rod wire cutting filament anti-winding guide device, comprising a U-shaped base, a motor disposed on the inner wall of the U-shaped base, a roller rotatably connected to the middle of the inner wall of the U-shaped base, a wheel one fixedly connected to the left side of the outer wall of the roller, a wheel two fixedly connected to the left side of the wheel one, a threaded shaft rotatably connected to the front end of the inner wall of the U-shaped base, a wheel three fixedly connected to the left side of the outer wall of the threaded shaft, a wire feeding block threadedly connected to the outer wall of the threaded shaft, a gear assembly disposed at the bottom of the wire feeding block, a roller brush one rotatably connected to the front end of the inner wall of the U-shaped base, a wheel four fixedly connected to the outer wall of the roller brush one, a pressure block slidably connected to the inner wall of the U-shaped base, a roller brush two fixedly connected to the outer wall of the pressure block, a spring disposed at the bottom of the pressure block, and a positioning plate fixedly connected to the outer wall of the U-shaped base.

[0007] Preferably, a plurality of wire guide wheels are fixedly connected to the outer wall of the positioning plate, a wire divider is fixedly connected to the rear side of the positioning plate, and a wire pressing wheel is slidably connected to the outer wall of the positioning plate.

[0008] Preferably, the inner wall of the second wheel is fixedly connected to the outer wall of the roller, and the left end of the outer wall of the roller is fixedly connected to the output end of the motor.

[0009] Preferably, the outer walls of wheel two and wheel three are fitted with belts, and the outer walls of wheel one and wheel four are fitted with belts.

[0010] Preferably, a positioning block is rotatably connected to the inner wall of the wire feeding block, and a wire inlet is fixedly connected to the inner wall of the wire feeding block.

[0011] Preferably, the gear assembly includes a gear and a rack, the gear is rotatably connected to the bottom of the wire feeding block, the two ends of the rack are fixedly connected to the inner wall of the U-shaped seat, and the gear and rack are meshed together.

[0012] Preferably, a plurality of the springs are disposed on the inner wall of the U-shaped seat.

[0013] Preferably, a groove is provided in the middle of the outer wall of the positioning plate, and a telescopic rod is provided inside the groove and fixedly connected to the outer wall of the pressing wheel. The outer wall of the pressing wheel is slidably connected to the inner wall of the positioning plate through the groove.

[0014] This utility model has the following beneficial effects:

[0015] 1. In this utility model, the gear assembly plays a role in fixing and limiting the wire feeding block, allowing the wire feeding block to feed at a uniform speed, preventing tangling and wire breakage. The pressure block applies pressure to the roller brush 2 through the spring. When the cutting wire passes through the roller brush 2, the roller brush 1 rolls to clean the residual debris on the cutting wire, preventing the cutting wire from tangling and breaking, reducing the wear of the cutting wire. The positioning block fixes the position of the cutting wire to prevent tangling and assists in wire management.

[0016] 2. In this utility model, the positioning plate is provided with multiple guide wheels to limit the travel path of the cutting wire. The coil pairs on the positioning plate separate the paths of the outgoing and returning wires, avoid tangling, reduce the wear of the cutting wire, and extend its service life. Attached Figure Description

[0017] Figure 1 This is a left-side perspective view of the anti-entanglement guide device for the crystal rod wire cutting filament proposed in this utility model;

[0018] Figure 2 This is a three-dimensional structural view of the right side of the anti-entanglement guide device for the crystal rod wire cutting filament proposed in this utility model;

[0019] Figure 3 This is a top view of the anti-entanglement guide device for the crystal rod wire cutting filament proposed in this utility model;

[0020] Figure 4 This is a bottom view of the anti-entanglement guide device for the crystal rod wire cutting filament proposed in this utility model;

[0021] Figure 5 This is an internal cross-sectional view of the anti-entanglement guide device for the crystal rod wire cutting filament proposed in this utility model;

[0022] Figure 6 This is an internal cross-sectional view of the anti-entanglement guide device for the crystal rod wire cutting filament proposed in this utility model.

[0023] Legend:

[0024] 1. U-shaped seat; 2. Positioning plate; 3. Roller; 4. Wheel 1; 5. Wheel 2; 6. Wheel 3; 7. Wheel 4; 8. Gear assembly; 9. Threaded shaft; 10. Roller brush 1; 11. Roller brush 2; 12. Divider coil; 13. Wire feeding block; 14. Wire guide wheel; 15. Wire guide opening; 16. Pressure wheel; 17. Motor; 18. Spring; 19. Pressure block; 20. Positioning block. Detailed Implementation

[0025] The technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0026] Reference Figure 1 , Figure 2 , Figure 3 An embodiment of this utility model provides a wire cutting anti-entanglement guide device for crystal rods, comprising a U-shaped base 1, a motor 17 disposed on the inner wall of the U-shaped base 1, a roller 3 rotatably connected to the middle of the inner wall of the U-shaped base 1, a wheel 4 fixedly connected to the left side of the outer wall of the roller 3, a wheel 5 fixedly connected to the left side of the wheel 4, a threaded shaft 9 rotatably connected to the front end of the inner wall of the U-shaped base 1, a wheel 6 fixedly connected to the left side of the outer wall of the threaded shaft 9, a wire feeding block 13 threadedly connected to the outer wall of the threaded shaft 9, a gear assembly 8 disposed at the bottom of the wire feeding block 13, a roller brush 10 rotatably connected to the front end of the inner wall of the U-shaped base 1, a wheel 7 fixedly connected to the outer wall of the roller brush 10, a pressure block 19 slidably connected to the inner wall of the U-shaped base 1, a roller brush 11 fixedly connected to the outer wall of the pressure block 19, a spring 18 disposed at the bottom of the pressure block 19, and a positioning plate 2 fixedly connected to the outer wall of the U-shaped base 1.

[0027] Specifically, roller 3 drives wheel 4, wheel 4 drives wheel 5, wheel 5 drives wheel 6, wheel 6 drives threaded shaft 9, threaded shaft 9 drives wire feeding block 13, wire feeding block 13 feeds wire onto the outer wall of roller 3, the front end of the inner wall of U-shaped seat 1 rotates and connects to roller brush 10, wheel 4 drives wheel 7, wheel 7 drives roller brush 10 to rotate, and roller brush 2 11 and roller brush 10 clean the cutting wire.

[0028] Reference Figure 2 , Figure 3Multiple guide wheels 14 are fixedly connected to the outer wall of the positioning plate 2, a coil 12 is fixedly connected to the rear side of the positioning plate 2, and a pressure wheel 16 is slidably connected to the outer wall of the positioning plate 2.

[0029] Specifically, the positioning plate 2 is equipped with multiple guide wheels 14 to guide the path of the cutting wire, and the split coil 12 separates the outgoing and returning wires to prevent tangling.

[0030] Reference Figure 2 , Figure 5 The inner wall of roller 2 5 is fixedly connected to the outer wall of roller 3, and the left end of the outer wall of roller 3 is fixedly connected to the output end of motor 17.

[0031] Specifically, the output end of motor 17 is connected to roller 3, and motor 17 outputs power to roller 3, thereby driving wheel 2 5 to rotate.

[0032] Reference Figure 2 , Figure 3 The outer walls of wheel 2 5 and wheel 3 6 are fitted with belts, and the outer walls of wheel 1 4 and wheel 4 7 are fitted with belts.

[0033] Specifically, wheel 5 drives wheel 6 to rotate via a belt, and wheel 4 drives wheel 7 to rotate via a belt.

[0034] Reference Figure 6 The inner wall of the wire feeding block 13 is rotatably connected to a positioning block 20, and the inner wall of the wire feeding block 13 is fixedly connected to a wire inlet 15.

[0035] Specifically, the positioning block 20 fixes the cutting wire, which is fixed on the roller 3 through the wire guide 15. The positioning block 20 plays a role in preventing the cutting wire from getting tangled and assisting in wire management.

[0036] Reference Figure 4 The gear assembly 8 includes a gear and a rack. The gear is rotatably connected to the bottom of the wire feed block 13, and the two ends of the rack are fixedly connected to the inner wall of the U-shaped seat 1. The gear and the rack are meshed and connected.

[0037] Specifically, the wire feed block 13 is connected to the rack through gear meshing, and the gear assembly 8 plays a limiting role for the wire feed block 13 during the wire feeding process.

[0038] Reference Figure 5 Multiple springs 18 are disposed on the inner wall of the U-shaped seat 1.

[0039] Specifically, spring 18 experiences uneven force to prevent deformation.

[0040] Reference Figure 1 The outer wall of the positioning plate 2 is provided with a sliding groove in the middle. A telescopic rod is provided inside the sliding groove and is fixedly connected to the outer wall of the pressing wheel 16. The outer wall of the pressing wheel 16 is slidably connected to the inner wall of the positioning plate 2 through the sliding groove.

[0041] Specifically, the telescopic rod provides power to the pressure roller 16, adjusting the tension of the cutting wire during the wire threading process to achieve tension balance and reduce the short wire rate.

[0042] Working Principle: In use, the cutting wire is first fixed inside the wire feeding block 13. The cutting wire head is fixed to one of the wire guides via the wire guide 15. Then, the motor 17 provides power to the second wheel 5, causing it to rotate. A roller 3 is fixedly connected to the outer wall of the second wheel 5, which in turn drives the roller 3 to rotate and feed the wire. Belts are fitted onto the outer walls of both wheels 2 5. A threaded shaft 9 is fixedly connected to the outer wall of one of the wheels 2 5. The wire feeding block 13 is slidably connected to the outer wall of the threaded shaft 9. The power of the belt drives the wire feeding block 13 to slide at a uniform speed on the outer wall of the threaded shaft 9, so that the cutting wire can be evenly wound around the outer wall of the roller 3. The gear assembly 8 meshes with the gear at the bottom of the wire feeding block 13, which limits the movement of the wire feeding block 13, allowing it to move horizontally. Simultaneously, the motor 17 drives the first wheel 4 to rotate. The machine is equipped with a rotating wheel 4, which is fixedly connected to a rotating wheel 5. The rotating wheel 4 drives the rotating wheel 5 to rotate. The rotating wheel 7 is fixedly connected to a rotating brush 10, which drives the rotating brush 10 to roll. The rotating brush 21 is fixedly connected to a pressure block 19, which is fixedly connected to a spring 18. When the cutting wire passes through the rotating brush 10 and the rotating brush 21, the spring 18 drives the rotating brush 21 to perform pressure movement, and the rotating brush 10 rolls. The rotating brush 10 and the rotating brush 21 clean the cutting wire. After the wire is loaded, the tail of the cutting wire passes through one side of the coil 12 and then through multiple guide wheels 14, and then through the other side of the coil 12 to prevent the cutting wire from getting tangled together. Finally, it is fixed on the roller 3 to form a closed loop. The motor 17 drives the roller 3 to rotate in both directions. The pressure wheel 16 adjusts the pressure of the cutting wire to achieve tension.

[0043] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A crystal bar wire sawing thread anti-winding guide device, comprising a U-shaped seat (1), characterized in that: The inner wall of the U-shaped seat (1) is equipped with a motor (17). A roller (3) is rotatably connected to the middle of the inner wall of the U-shaped seat (1). A wheel (4) is fixedly connected to the left side of the outer wall of the roller (3). A wheel (5) is fixedly connected to the left side of the wheel (4). A threaded shaft (9) is rotatably connected to the front end of the inner wall of the U-shaped seat (1). A wheel (6) is fixedly connected to the left side of the outer wall of the threaded shaft (9). A wire feed block (13) is threadedly connected to the outer wall of the threaded shaft (9). A gear assembly (8) is provided at the bottom of the wire block (13). A roller brush (10) is rotatably connected to the front end of the inner wall of the U-shaped seat (1). A wheel (7) is fixedly connected to the outer wall of the roller brush (10). A pressure block (19) is slidably connected to the inner wall of the U-shaped seat (1). A roller brush (11) is fixedly connected to the outer wall of the pressure block (19). A spring (18) is provided at the bottom of the pressure block (19). A positioning plate (2) is fixedly connected to the outer wall of the U-shaped seat (1).

2. The crystal bar wire saw anti-winding guide device according to claim 1, characterized in that: Multiple wire pulleys (14) are fixedly connected to the outer wall of the positioning plate (2), a wire divider (12) is fixedly connected to the rear side of the positioning plate (2), and a wire pressing wheel (16) is slidably connected to the outer wall of the positioning plate (2).

3. The crystal bar wire saw anti-winding guide device according to claim 1, characterized in that: The inner wall of the second wheel (5) is fixedly connected to the outer wall of the roller (3), and the left end of the outer wall of the roller (3) is fixedly connected to the output end of the motor (17).

4. The crystal bar wire saw anti-winding guide device according to claim 1, characterized in that: The outer walls of wheel 2 (5) and wheel 3 (6) are fitted with belts, and the outer walls of wheel 1 (4) and wheel 4 (7) are fitted with belts.

5. The crystal bar wire saw anti-winding guide device according to claim 1, characterized in that: The inner wall of the wire feeding block (13) is rotatably connected to a positioning block (20), and the inner wall of the wire feeding block (13) is fixedly connected to a wire inlet (15).

6. The crystal bar wire saw anti-winding guide device according to claim 1, characterized in that: The gear assembly (8) includes a gear and a rack. The gear is rotatably connected to the bottom of the wire feed block (13), and the two ends of the rack are fixedly connected to the inner wall of the U-shaped seat (1). The gear and the rack are meshed together.

7. The crystal bar wire saw anti-winding guide device according to claim 1, characterized in that: Multiple springs (18) are disposed on the inner wall of the U-shaped seat (1).

8. The crystal bar wire saw anti-winding guide device according to claim 2, characterized in that: The outer wall of the positioning plate (2) is provided with a sliding groove in the middle. A telescopic rod is provided inside the sliding groove and is fixedly connected to the outer wall of the pressing wheel (16). The outer wall of the pressing wheel (16) is slidably connected to the inner wall of the positioning plate (2) through the sliding groove.

Images