Low-speed wire feeding clamp for rapidly fixing round bar type parts

By designing a slow wire EDM fixture with transmission components and clamping blocks, the problems of inaccurate positioning and poor clamping stability of round bar parts were solved, enabling rapid and accurate fixing of round bar parts and improving processing efficiency and quality.

CN223531574UActive Publication Date: 2025-11-11余昊阳
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Patent Information

Application Number
CN202422957893.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-02
Publication Date
2025-11-11
Estimated Expiration
2034-12-02

AI Technical Summary

Technical Problem

Existing technologies suffer from inaccurate positioning, poor clamping stability, and cumbersome operation when machining round bar parts, which affect machining efficiency and quality.

Method used

A slow wire EDM clamp comprising a transmission component and a clamping block was designed. Through a worm gear and worm wheel transmission system, the clamping block can move rapidly, thereby achieving precise fixation of round bars of different diameters.

Benefits of technology

It enables rapid and precise fixing of round bar parts, improves processing efficiency and positioning accuracy, and simplifies the operation process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The low-speed wire feeding clamp for rapidly fixing the round bar type parts comprises a base, a fine adjustment bottom plate is arranged at the bottom end of the base, an insertion block is fixedly connected to the upper end of the fine adjustment bottom plate, an insertion groove is formed in the surface of the left end of the base, and the insertion block is connected with the insertion groove in an inserted mode. The surface of the base and the surface of the fine adjustment bottom plate are each provided with two corresponding adjusting holes, the front end of the base is fixedly connected with a fixing table, a channel is formed in the fixing table, the bottom end in the channel is fixedly connected with a supporting ring, and the surface of the supporting ring is provided with a plurality of sliding ways which are circumferentially distributed at equal intervals. The low-speed wire feeding clamp comprises a fixed table and a slide way, the slide way is internally connected with a clamping block in a sliding mode, a transmission assembly is arranged in the fixed table, a limiting cover is arranged at the upper end of the fixed table, and the low-speed wire feeding clamp for rapidly fixing the round bar parts can accurately and rapidly fix the round bar parts of different sizes.
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Description

Technical Field

[0001] This utility model relates to the field of parts processing technology, and discloses a slow wire EDM clamp for quickly fixing round bar parts. Background Technology

[0002] In the field of precision manufacturing, slow wire electrical discharge machining (SEM) technology is widely used in the machining of various complex parts due to its high precision and high efficiency. However, when it comes to machining round bar parts, conventional fixture systems often exhibit disadvantages such as low fixing efficiency and low positioning accuracy, which not only reduces machining efficiency but also affects the machining quality of the parts.

[0003] However, existing technologies suffer from problems such as inaccurate positioning, poor clamping stability, and cumbersome operation.

[0004] The information disclosed in this background section is intended only to enhance the understanding of the overall background of this utility model and should not be construed as an admission or in any way implying that the information constitutes prior art known to those skilled in the art. Utility Model Content

[0005] The purpose of this utility model is to provide a slow wire EDM clamp for quickly fixing round bar parts. By setting up a transmission component and a clamping block, it solves the problems of inaccurate positioning, poor clamping stability and cumbersome operation in the prior art.

[0006] To achieve the above objectives, this utility model provides the following technical solution:

[0007] A slow wire EDM clamp for quickly fixing round bar-shaped parts includes:

[0008] The base has a fine-tuning base plate at its bottom end, and an insert block is fixedly connected to the upper end of the fine-tuning base plate. A slot is opened on the left end surface of the base, and the insert block is inserted into the slot. Two corresponding adjustment holes are opened on the surfaces of both the base and the fine-tuning base plate.

[0009] A fixed platform is fixedly connected to the front end of the base. The fixed platform has a channel inside, and a support ring is fixedly connected to the bottom end of the channel. The surface of the support ring has several slides distributed at equal intervals around the circumference, and a clamping block is slidably connected inside the slide.

[0010] A transmission assembly, which is located inside the fixed platform;

[0011] A limiting cover, which is located at the upper end of the fixed platform.

[0012] Furthermore, the limiting cover has fixing holes around its surface, and the limiting cover is fixed to the upper end of the fixing platform by screws.

[0013] Furthermore, the surfaces of the clamping blocks that are close to each other are provided with anti-slip textures.

[0014] Furthermore, the surface of the insert block is provided with screw holes, and the fine-tuning base plate is fixedly connected to the bottom of the base by screws.

[0015] Furthermore, the transmission assembly includes:

[0016] A worm gear is rotatably connected inside a fixed platform, and an adjusting rod that passes through the fixed platform is fixedly connected to the left end of the worm gear.

[0017] A worm gear is located inside the channel, and the worm meshes with the worm gear.

[0018] Furthermore, the worm gear surface is provided with several arc-shaped grooves that correspond one-to-one with the clamping blocks, and a guide post is fixedly connected to the upper end of the clamping block, the guide post passing through the arc-shaped grooves.

[0019] This utility model provides a slow wire EDM clamp for quickly fixing round bar parts, which has the following advantages:

[0020] This invention features a transmission assembly. By using a tool to rotate the adjusting rod, the adjusting rod drives the worm wheel to rotate via a worm. When the worm wheel rotates, it causes the guide column to move along the slide, which in turn squeezes the clamping blocks, causing them to move closer or further apart. This allows for the rapid and precise fixing of round bar-like parts of different diameters. Attached Figure Description

[0021] To more clearly illustrate the embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are merely exemplary, and those skilled in the art can derive other embodiments based on the provided drawings without creative effort.

[0022] Figure 1 This is a perspective view of a slow wire EDM clamp for quickly fixing round bar parts according to this utility model;

[0023] Figure 2 This is an internal structural diagram of a slow wire EDM clamp for quickly fixing round bar parts according to this utility model;

[0024] Figure 3 This is an exploded view of a slow wire EDM clamp for quickly fixing round bar parts according to this utility model.

[0025] Figure 4 This is a schematic diagram of the clamping block structure of a slow wire EDM clamp for quickly fixing round bar parts according to this utility model;

[0026] The components include: 1. Base; 101. Fine-tuning base plate; 102. Insert block; 103. Slot; 104. Screw hole; 105. Adjustment hole; 2. Fixing platform; 201. Channel; 202. Support ring; 203. Slide rail; 3. Clamping block; 301. Guide post; 302. Anti-slip texture; 4. Transmission assembly; 401. Worm gear; 402. Adjusting rod; 403. Worm wheel; 404. Arc groove; 5. Limiting cover; 501. Fixing hole. Detailed Implementation

[0027] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0028] Please see Figure 1-4 A wire EDM fixture for quickly fixing round bar parts includes a base 1, a fine-adjustment base plate 101 at the bottom of the base 1, an insert block 102 fixedly connected to the upper end of the fine-adjustment base plate 101, a slot 103 on the left end surface of the base 1, into which the insert block 102 is inserted to facilitate fixing the fine-adjustment base plate 101, two corresponding adjustment holes 105 on the surfaces of both the base 1 and the fine-adjustment base plate 101 for easy adjustment of the fixture's position on the machine tool, and a fixed platform 2 fixedly connected to the front end of the base 1, with a channel 201 inside the fixed platform 2 for passing round bar parts through. A support ring 202 is fixedly connected to the bottom of the channel 201. Several circumferentially spaced slides 203 are opened on the surface of the support ring 202. A clamping block 3 is slidably connected inside the slide 203. The clamping block 3 can clamp and fix the round bar parts. The surfaces of the clamping blocks 3 that are close to each other are all opened with anti-slip textures 302, which can increase the friction with the round bar parts and enhance stability. The fixed platform 2 has a transmission component 4 inside, which can drive the clamping block 3 to move. The upper end of the fixed platform 2 has a limit cover 5, which can limit the parts inside the fixed platform 2.

[0029] Specifically, the limiting cover 5 has fixing holes 501 on all four sides of its surface, and the limiting cover 5 is fixed to the upper end of the fixing platform 2 by screws.

[0030] Through the above technical solution, the limiting cover 5 can be disassembled to allow for maintenance of the transmission component 4.

[0031] Specifically, the insert 102 has screw holes 104 on its surface and screws inside the base 1, which can be used to fix the fine-tuning base plate 101 to the bottom of the base 1.

[0032] By using the above technical solution, the screws can be removed from the screw hole 104 and the rear end of the fine-tuning base plate 101, and the fine-tuning base plate 101 can be disassembled.

[0033] Specifically, the transmission assembly 4 includes a worm gear 401, which is rotatably connected to the inside of the fixed platform 2. An adjusting rod 402 that passes through the fixed platform 2 is fixedly connected to the left end of the worm gear 401 to facilitate the rotation of the worm gear 401. There is a worm wheel 403 inside the channel 201. The worm gear 401 meshes with the worm wheel 403, and the worm gear 401 can drive the worm wheel 403 to rotate. The surface of the worm wheel 403 has several arc-shaped grooves 404 that correspond one-to-one with the clamping blocks 3. A guide post 301 is fixedly connected to the upper end of the clamping block 3. The guide post 301 passes through the arc-shaped groove 404. When the guide post 301 moves in the arc-shaped groove 404, it will drive the clamping block 3 to move along the slide 203.

[0034] With the above technical solution, when the adjusting rod 402 is rotated, the adjusting rod 402 drives the worm wheel 403 to rotate through the worm 401. When the worm wheel 403 rotates, it will cause the guide post 301 to move along the slide 203, and then squeeze the clamping block 3 to make them move closer or further apart, so as to quickly and accurately fix round bar parts of different diameters.

[0035] In use, insert the round bar-shaped part into the channel 201, and then rotate the adjusting rod 402 with a tool. The adjusting rod 402 drives the worm wheel 403 to rotate through the worm gear 401. When the worm wheel 403 rotates, it causes the guide post 301 to move along the slide 203, which in turn squeezes the clamping block 3 to move closer to the part, thus clamping and fixing the part for subsequent processing. Rotating the adjusting rod 402 in the opposite direction will release the part.

[0036] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

[0037] Finally, it should be noted that the above description is merely a preferred embodiment of this utility model and is not intended to limit the utility model. Although the 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 this utility model should be included within the protection scope of this utility model.

Claims

1. A slow wire EDM clamp for quickly fixing round bar-shaped parts, characterized in that, include: The base (1) has a fine-tuning base plate (101) at its bottom end. A plug (102) is fixedly connected to the upper end of the fine-tuning base plate (101). A slot (103) is opened on the left end surface of the base (1). The plug (102) is inserted into the slot (103). Two corresponding adjustment holes (105) are opened on the surfaces of the base (1) and the fine-tuning base plate (101). A fixed platform (2) is fixedly connected to the front end of the base (1). The fixed platform (2) has a channel (201) inside. A support ring (202) is fixedly connected to the bottom of the channel (201). A plurality of slides (203) with equal circumferential spacing are opened on the surface of the support ring (202). A clamping block (3) is slidably connected inside the slide (203). Transmission assembly (4), which is located inside the fixed platform (2); Limiting cover (5), which is located at the upper end of the fixed platform (2).

2. The slow wire EDM clamp for quickly fixing round bar parts according to claim 1, characterized in that: The limiting cover (5) has fixing holes (501) on all four sides of its surface, and the limiting cover (5) is fixed to the upper end of the fixing platform (2) by screws.

3. The slow wire EDM clamp for quickly fixing round bar parts according to claim 1, characterized in that: The clamping blocks (3) are all provided with anti-slip textures (302) on the surface of their respective ends that are close to each other.

4. The slow wire EDM clamp for quickly fixing round bar parts according to claim 1, characterized in that: The insert (102) has a screw hole (104) on its surface, and the fine-tuning base plate (101) is fixedly connected to the bottom of the base (1) by screws.

5. A slow wire EDM clamp for quickly fixing round bar parts according to claim 1, characterized in that: The transmission assembly (4) includes: The worm gear (401) is rotatably connected to the inside of the fixed platform (2), and an adjusting rod (402) that passes through the fixed platform (2) is fixedly connected to the left end of the worm gear (401). A worm gear (403) is located inside the channel (201), and the worm (401) meshes with the worm gear (403).

6. A slow wire EDM clamp for quickly fixing round bar parts according to claim 5, characterized in that: The worm gear (403) has several arc-shaped grooves (404) that correspond one-to-one with the clamping block (3). The upper end of the clamping block (3) is fixedly connected to a guide post (301), and the guide post (301) passes through the arc-shaped groove (404).