Diamond wire guide nozzle

Abstract

The utility model provides a diamond wire guide nozzle which comprises a wire guide nozzle body, a through hole is formed in the wire guide nozzle body, a circular groove is formed in the right end of the wire guide nozzle body, the through hole penetrates into the circular groove, a diamond mold core is arranged in the circular groove, and a sintering body is arranged on the outer side of the diamond mold core. Red stone wire guiding bodies are arranged on the two sides of the diamond mold core and the two sides of the sintered body, conical inlet areas are arranged at the ends, close to the through holes, of the red stone wire guiding bodies, wire feeding expansion holes are formed in the ends, close to the diamond mold core, of the red stone wire guiding bodies on the left sides of the diamond mold core and the sintered body and penetrate into the conical inlet areas, and the wire feeding expansion holes and the conical inlet areas are coaxially formed. A wire outlet expansion hole is formed in the side, close to the diamond mold core, of the ruby wire guide body on the right side of the diamond mold core and the sintered body. The utility model designs the diamond wire guide nozzle which is non-conductive, convenient to thread, good in wear resistance, easy to process and control, high in precision and high in yield.

Description

Technical Field

[0001] The utility model relates to a diamond wire guide nozzle, belonging to the technical field of mold wire guide nozzles. Background Art

[0002] Wire EDM is a type of wire discharge electro-discharge (EDM). Using a continuously moving thin metal wire as an electrode, Wire EDM erodes metal and cuts into shape through pulsed spark discharge. It is primarily used for machining complex, precise, and small workpieces. The wire guide nozzle is an essential accessory in WEDM systems. In wire drawing systems, the guide nozzle effectively guides the wire during drawing and significantly improves the system's efficiency.

[0003] The existing slow-wire diamond die has a narrow wire guide port, which easily causes the brass wire to jam and jump during processing, resulting in insufficient precision and inconvenience in threading the wire, resulting in poor results and low yield when processing high-quality products. Therefore, the utility model proposes a diamond wire guide nozzle to solve the above problems. Utility Model Content

[0004] Based on the above background, the purpose of the present invention is to provide a diamond wire guide nozzle to solve the problems in the background technology.

[0005] The utility model provides the following technical solutions:

[0006] A diamond wire guide nozzle comprises a wire guide nozzle body, wherein a through hole is provided inside the wire guide nozzle body, a circular groove is provided at the right end of the wire guide nozzle body, the through hole penetrates into the circular groove, a diamond mold core is provided in the circular groove, a sintered body is provided on the outside of the diamond mold core, ruby ​​wire guide bodies are provided on both sides of the diamond mold core and the sintered body, the ruby ​​wire guide body is provided with a conical entrance area near one end of the through hole, the ruby ​​wire guide body on the left side of the diamond mold core and the sintered body is provided with a wire feeding expansion hole near the end of the diamond mold core, the wire feeding expansion hole penetrates into the interior of the conical entrance area, and the two are coaxially arranged, the ruby ​​wire guide body is provided with a conical exit area away from the through hole, the ruby ​​wire guide body on the right side of the diamond mold core and the sintered body is provided with a wire outlet expansion hole near the diamond mold core side, the wire outlet expansion hole penetrates into the interior of the conical exit area, and the two are coaxially arranged.

[0007] Preferably, the diamond mold core is provided with a mold core inlet area, a mold core sizing area and a mold core outlet area from left to right. The mold core inlet area and the mold core outlet area are both tapered toward the mold core sizing area, and the mold core sizing area is coaxial with the through hole.

[0008] Preferably, the diameter of the wire feeding expansion hole is larger than the left diameter of the mold core inlet area.

[0009] Preferably, the diameter of the wire outlet expansion hole is larger than the right diameter of the mold core outlet area.

[0010] Preferably, the diameter of the left inlet of the tapered inlet area is larger than the diameter of the right outlet of the through hole, and the diameter of the left inlet of the tapered inlet area is smaller than the diameter of the circular groove.

[0011] Compared with the prior art, the utility model has the following advantages:

[0012] The utility model provides a diamond wire guide nozzle. The wire inlet expansion hole is provided on the ruby ​​wire guide body on the left side of the diamond mold core and the sintered body, close to the diamond mold core end, and the wire outlet expansion hole is provided on the right side of the diamond mold core and the ruby ​​wire guide body, close to the diamond mold core end. Therefore, the wire guide opening of the wire guide nozzle is enlarged, and the insufficient precision caused by the jamming and jumping easily generated when the copper wire is routed can be avoided, so that the yield of high-quality products is higher.

[0013] The utility model provides a diamond wire guide nozzle, which is provided with a diamond mold core, and sequentially arranges a mold core inlet area and a mold core outlet area from left to right inside the diamond mold core, and the two are tapered toward the mold core sizing area, so that the mold core is wear-resistant and wire threading is more convenient.

[0014] In summary, the utility model designs a diamond wire guide nozzle which is non-conductive, convenient for threading wire, good in wear resistance, easy to control in processing, high in precision and high in yield. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are merely embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying any creative work.

[0016] Figure 1 It is a structural diagram of the utility model;

[0017] Figure 2 This utility model Figure 1 Enlarged schematic diagram of the structure of part A in the middle.

[0018] In the figure: 1. Wire guide nozzle body; 2. Through hole; 3. Circular groove; 4. Diamond core; 5. Sintered body; 6. Ruby wire guide body; 7. Conical inlet area; 8. Wire inlet expansion hole; 9. Conical outlet area; 10. Wire outlet expansion hole; 11. Core inlet area; 12. Core outlet area; 13. Core sizing area. DETAILED DESCRIPTION

[0019] The following is a further detailed description of the technical solution of the present invention through specific embodiments and in conjunction with the accompanying drawings. It should be understood that the implementation of the present invention is not limited to the following embodiments, and any form of modification and / or change made to the present invention will fall within the scope of protection of the present invention.

[0020] In this utility model, unless otherwise specified, all parts and percentages are by weight. The equipment and raw materials used are commercially available or commonly used in the art. The methods in the following embodiments, unless otherwise specified, are conventional methods in the art. The components or equipment in the following embodiments, unless otherwise specified, are all common standard parts or components known to those skilled in the art. Their structures and principles are known to those skilled in the art through technical manuals or routine experimental methods.

[0021] The following detailed description of the embodiments of the present invention is made in conjunction with the accompanying drawings. In the following detailed description, for ease of explanation, many specific details are set forth to provide a comprehensive understanding of the embodiments of the present invention. However, one or more embodiments can also be implemented by those skilled in the art without these specific details.

[0022] like Figure 1-Figure 2 As shown, a diamond wire guide nozzle comprises a wire guide nozzle body 1, wherein a through hole 2 is opened inside the wire guide nozzle body 1, a circular groove 3 is provided at the right end of the wire guide nozzle body 1, the through hole 2 penetrates into the circular groove 3, a diamond mold core 4 is provided in the circular groove 3, a sintered body 5 is provided on the outside of the diamond mold core 4, a ruby ​​wire guide body 6 is provided on both sides of the diamond mold core 4 and the sintered body 5, a conical entrance area 7 is provided on one end of the ruby ​​wire guide body 6 near the through hole 2, the ruby ​​wire guide body 6 on the left side of the diamond mold core 4 and the sintered body 5 is close to the diamond mold core A wire feeding expansion hole 8 is provided at the 4 end, and the wire feeding expansion hole 8 passes through the inside of the conical inlet area 7, and the two are coaxially opened. The diameter of the wire feeding expansion hole 8 is larger than the left diameter of the mold core inlet area 11. The ruby ​​guide wire body 6 is provided with a conical outlet area 9 at the end away from the through hole 2. The ruby ​​guide wire body 6 on the right side of the diamond mold core 4 and the sintered body 5 is provided with a wire outlet expansion hole 10 close to the diamond mold core 4. The wire outlet expansion hole 10 passes through the inside of the conical outlet area 9, and the two are coaxially opened. The diameter of the wire outlet expansion hole 10 is larger than the right diameter of the mold core outlet area 12.

[0023] In the above technical solution, the wire inlet expansion hole 8 is opened on the ruby ​​guide wire body 6 on the left side of the diamond mold core 4 and the sintered body 5, close to the end of the diamond mold core 4, and the wire outlet expansion hole 10 is opened on the right side of the diamond mold core 4 and the ruby ​​guide wire body 6, close to the end of the diamond mold core 4, so that the wire guide opening of the wire guide nozzle is expanded, which can avoid the lack of precision caused by the jamming and jumping when the copper wire is routed, so that the finished product rate is higher when processing high-quality products.

[0024] In the present invention, the core inlet area 11, the core sizing area 13 and the core outlet area 12 are distributed in sequence from left to right inside the diamond core 4. The core inlet area 11 and the core outlet area 12 are both tapered toward the core sizing area 13, and the core sizing area 13 is coaxial with the through hole 2.

[0025] In the above technical solution, a diamond mold core 4 is set, and a mold core inlet area 11 and a mold core outlet area 12 are set in sequence from left to right inside the diamond mold core 4, and the two are tapered toward the mold core sizing area 13, so that the mold core is wear-resistant and wire threading is more convenient.

[0026] In the utility model, in order to prevent the inconvenience of threading the wire when threading the wire into the conical outlet area 9 on the ruby ​​guide wire body 6 on the left side of the sintered body 5 and the diamond mold core 4 through the through hole 2, the diameter of the left end inlet of the conical entrance area 7 is larger than the diameter of the right end outlet of the through hole 2, and the diameter of the left end inlet of the conical entrance area 7 is smaller than the diameter of the circular groove 3, so that the wire threading can be smoother.

[0027] This document uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only intended to help understand the method and core concept of the present invention. It should be noted that those skilled in the art can make various improvements and modifications to the present invention without departing from the principles of the present invention, and such improvements and modifications also fall within the scope of protection of the claims of the present invention.

Claims

1. A diamond wire guide nozzle, characterized in that: The invention comprises a wire guide nozzle body (1), wherein a through hole (2) is provided inside the wire guide nozzle body (1), a circular groove (3) is provided at the right end of the wire guide nozzle body (1), the through hole (2) penetrates into the inside of the circular groove (3), a diamond mold core (4) is provided in the circular groove (3), a sintered body (5) is provided on the outside of the diamond mold core (4), ruby ​​wire guide bodies (6) are provided on both sides of the diamond mold core (4) and the sintered body (5), a conical inlet area (7) is provided on one end of the ruby ​​wire guide body (6) close to the through hole (2), and the diamond mold core ( 4) and the ruby ​​guide wire body (6) on the left side of the sintered body (5) is provided with a wire feeding expansion hole (8) near the diamond mold core (4), the wire feeding expansion hole (8) penetrates into the interior of the conical inlet area (7), and the two are coaxially opened, the ruby ​​guide wire body (6) is provided with a conical outlet area (9) at the end away from the through hole (2), and the ruby ​​guide wire body (6) on the right side of the diamond mold core (4) and the sintered body (5) is provided with a wire outlet expansion hole (10) near the diamond mold core (4), the wire outlet expansion hole (10) penetrates into the interior of the conical outlet area (9), and the two are coaxially opened.

2. A diamond wire guide nozzle according to claim 1, characterized in that: The diamond mold core (4) is provided with a mold core inlet area (11), a mold core sizing area (13) and a mold core outlet area (12) from left to right. The mold core inlet area (11) and the mold core outlet area (12) are both tapered toward the mold core sizing area (13). The mold core sizing area (13) is coaxial with the through hole (2).

3. A diamond wire guide nozzle according to claim 2, characterized in that: The diameter of the wire feeding expansion hole (8) is larger than the left diameter of the mold core inlet area (11).

4. A diamond wire guide nozzle according to claim 2, characterized in that: The diameter of the wire outlet expansion hole (10) is larger than the right diameter of the mold core outlet area (12).

5. The diamond wire guide nozzle according to claim 1, characterized in that: The diameter of the left inlet of the tapered inlet area (7) is larger than the diameter of the right outlet of the through hole (2), and the diameter of the left inlet of the tapered inlet area (7) is smaller than the diameter of the circular groove (3).

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