Electrophoresis machining hanger structure for metal parts

By designing an electrophoretic processing fixture that includes a fixed block, main suspension beam, locking mechanism, suspension rod, hanging point adjustment mechanism, support wheel and limiting component, the problems of uneven surface treatment of metal parts and high labor intensity in the prior art are solved. Stable suspension and position adjustment are achieved, and the efficiency and automation of electrophoretic processing are improved.

CN224243264UActive Publication Date: 2026-05-15YANCHENG GUANGXING SURFACE TREATMENT CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
YANCHENG GUANGXING SURFACE TREATMENT CO LTD
Filing Date
2025-06-18
Publication Date
2026-05-15

AI Technical Summary

Technical Problem

Existing electrophoretic processing fixtures cannot effectively contact the liquid medium, resulting in uneven surface treatment of metal parts and increasing the labor intensity of workers.

Method used

A metal part electrophoresis processing fixture structure was designed, including a fixed block, a main suspension beam, a locking mechanism, a suspension rod, a hanging point adjustment mechanism, a support wheel, and a limiting component. The locking mechanism and the hanging point adjustment mechanism enable stable suspension and position adjustment of the metal part, ensuring contact with the liquid medium and reducing labor intensity.

Benefits of technology

It achieves uniformity in surface treatment of metal parts and high efficiency in electrophoretic processing, while reducing the labor intensity of workers and improving the automation level of electrophoretic processing.

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Abstract

The utility model relates to the technical field of metal piece surface treatment, in particular to a metal piece electrophoresis machining hanging tool structure which comprises fixing blocks, locking mechanisms and a hanging point adjusting mechanism, the fixing blocks are fixed to the two ends of a main suspension beam, the locking mechanisms are arranged on the main suspension beam, the hanging point adjusting mechanism is arranged between the fixing blocks, and the hanging point adjusting mechanism is arranged between the fixing blocks. According to the metal piece electrophoresis machining hanger structure, the annular groove is formed in the main suspension beam to be rotationally connected with the supporting wheel, the supporting ring and the adjusting rod can be driven to move downwards by pressing the connecting frame downwards, and when the adjusting wheel on the adjusting rod abuts against the annular metal piece, the adjusting wheel, the annular metal piece and the supporting wheel form a linkage type overall structure; the rotating wheel is rotated to drive the annular metal piece and the supporting wheel to rotate through the pressure effect of the adjusting wheel, then the effect of adjusting the hanging and supporting position on the annular metal piece is achieved, the annular metal piece on the whole transverse structure can be synchronously adjusted at a time, the electrophoresis machining effect is guaranteed, and meanwhile the labor intensity of workers is lowered.
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Description

Technical Field

[0001] This utility model relates to the field of metal surface treatment technology, specifically to a metal electrophoresis processing fixture structure. Background Technology

[0002] Electrophoresis is a process in which charged particles, such as paint resin, move directionally in a liquid medium and deposit on a metal surface by applying an external electric field. Electrophoretic processing of metal parts is a common surface treatment technology, mainly used for anti-corrosion, decoration and functional coating. In order to make the surface treatment more uniform and to facilitate the later collection of parts, hangers are needed to support the metal parts during the electrophoresis process.

[0003] Regarding the hanger required for electrophoresis tools, Chinese Patent Publication No. CN219972517U proposes an electrophoresis processing hanger, including a U-shaped suspension; a hanging plate with hanging holes, which is fixedly connected to the middle plate of the suspension; several crossbeams, which are respectively fixedly connected to two opposite side walls of the suspension, and several positioning plates are fixedly connected to the lower surface of the crossbeams; wherein, two adjacent positioning plates and the crossbeams form positioning grooves; several support plates, which are respectively vertically fixedly connected to the side walls of the positioning plates; and several movable plates, which are L-shaped and movably disposed in the positioning grooves, which form clamping holes with the support plates and the positioning plates.

[0004] The aforementioned utility model proposes a hanging structure that uses a spring-connected positioning plate and a crossbeam plate to form a suspension space for metal parts, preventing collisions between adjacent metal parts. However, the connection point between the hanging device and the metal part cannot come into contact with the liquid medium, thus making it impossible to complete surface treatment. Furthermore, independently adjusting the suspension position of the metal part during the electrophoresis interval would greatly increase the labor intensity of the workers. Therefore, we propose a metal part electrophoresis processing hanging structure. Utility Model Content

[0005] To solve the above-mentioned technical problems, this application provides a metal part electrophoresis processing fixture structure, including a fixing block, a main suspension beam, a locking mechanism, a suspension rod, a hanging point adjustment mechanism, a support wheel, and a limiting component. The fixing block is fixed to both ends of the main suspension beam, the main suspension beam is provided with a locking mechanism, the fixing block is provided with a hanging point adjustment mechanism, the bottom of the main suspension beam is uniformly provided with suspension rods, the suspension rods are rotatably connected to the annular grooves opened on the suspension rods, and the two ends of the support wheel are provided with limiting components.

[0006] In some embodiments, the locking mechanism comprises a sliding groove, a locking rod, a sliding column, a pull ring, and a locking spring. The sliding groove is evenly distributed at the bottom of the main suspension beam, and the sliding column is slidably connected in the main suspension beam.

[0007] In some embodiments, locking rods are evenly distributed at the bottom of the sliding column, the locking rods are slidably connected in the sliding groove, and the locking rods are in close contact with the suspension rod.

[0008] In some embodiments, one end of the sliding column passes through a fixing block on one side and is fixedly connected to the pull ring, and a locking spring is provided between the pull ring and the fixing block.

[0009] In some embodiments, the hanging point adjustment mechanism consists of a connecting frame, a return spring, a support ring, an adjusting rod, a rotating wheel, and an adjusting wheel. The connecting frame is slidably connected to the fixed block, and a return spring is provided between the connecting frame and the fixed block.

[0010] In some embodiments, a support ring is provided at the bottom of the connecting frame, and an adjusting rod is rotatably connected in the support ring.

[0011] In some embodiments, one end of the adjusting rod is provided with a rotating wheel, and an adjusting wheel is fixedly sleeved on the adjusting rod at a position corresponding to the support wheel. The surface of the adjusting wheel is uniformly provided with anti-slip grooves, and the adjusting rod is slidably connected to the slots opened on the suspension rod and the locking rod.

[0012] This utility model has at least the following beneficial effects:

[0013] This invention provides elastic force through a locking spring between the fixing block and the pull ring, so that the locking rod at the bottom of the sliding column is pressed tightly against one end of the sliding groove and against the suspension rod in its natural state, thereby forming an annular locking space between the suspension rod and the locking rod to prevent the metal parts from falling off the structure or colliding.

[0014] This invention utilizes an annular groove on the main suspension beam to rotatably connect the support wheel. Limiting components on both sides of the support wheel provide initial positioning of the annular metal component. Pressing down the connecting frame moves the support ring and adjusting rod downwards. When the adjusting wheel on the adjusting rod presses against the annular metal component, the adjusting wheel, the annular metal component, and the support wheel form a linked integrated structure. Rotating the wheel allows the pressure from the adjusting wheel to rotate the annular metal component and the support wheel, thereby adjusting the position of the suspension support on the annular metal component. This allows for simultaneous adjustment of the annular metal component across the entire transverse structure, ensuring the electrophoretic processing effect while reducing the labor intensity of workers. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0016] Figure 2 for Figure 1 A magnified view of a portion of region A in the middle;

[0017] Figure 3This is a partial exploded view of the structure of this utility model;

[0018] Figure 4 This is a schematic diagram of the overall structure of Embodiment 2 of this utility model;

[0019] Figure 5 This is a partial exploded view of Embodiment 2 of the present invention.

[0020] In the diagram: 1-Fixing block; 2-Main suspension beam; 3-Locking mechanism; 4-Suspension rod; 5-Hanging point adjustment mechanism; 6-Support wheel; 7-Limiting component; 31-Sliding groove; 32-Locking rod; 33-Sliding column; 34-Pull ring; 35-Locking spring; 51-Connecting frame; 52-Returning spring; 53-Support ring; 54-Adjusting rod; 55-Rotating wheel; 56-Adjusting wheel; 101-Top support; 102-Limiting column; 103-Limiting hole; 104-Fixing frame; 105-Lifting ring. Detailed Implementation

[0021] 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. Example

[0022] Please see Figure 1-3 This utility model provides a technical solution: a metal part electrophoresis processing fixture structure, including a fixing block 1, a main suspension beam 2, a locking mechanism 3, a suspension rod 4, a hanging point adjustment mechanism 5, a support wheel 6, and a limiting member 7. The fixing block 1 is fixed at both ends of the main suspension beam 2. The locking mechanism 3 is provided on the main suspension beam 2. The hanging point adjustment mechanism 5 is provided between the fixing blocks 1. The suspension rod 4 is evenly provided at the bottom of the main suspension beam 2. The support wheel 6 is rotatably connected in the annular groove opened on the suspension rod 4. The two ends of the support wheel 6 are provided with limiting members 7. The support wheel 6 is rotated and supported by the annular groove opened on the main suspension beam 2. The limiting members 7 on both sides of the support wheel 6 can initially limit the annular metal part.

[0023] The locking mechanism 3 consists of a sliding groove 31, a locking rod 32, a sliding column 33, a pull ring 34, and a locking spring 35. The sliding groove 31 is evenly distributed at the bottom of the main suspension beam 2. The sliding groove 31 limits the locking rod 32 on the sliding column 33, preventing the locking spring 35 from being overstretched and preventing the sliding column 33 from rotating. The sliding column 33 is slidably connected in the main suspension beam 2. The bottom of the sliding column 33 is evenly provided with locking rods 32, which are slidably connected in the sliding groove 31 and are tightly attached to the suspension rod 4. One end of the sliding column 33 passes through a fixing block 1 on one side and is fixedly connected to the pull ring 34. A locking mechanism is provided between the pull ring 34 and the fixing block 1. The locking spring 35 provides elastic force between the fixing block 1 and the pull ring 34, so that the locking rod 32 at the bottom of the sliding column 33 is pressed tightly against one end of the sliding groove 31 and presses against the suspension rod 4 in the natural state, thereby forming an annular locking space between the suspension rod 4 and the locking rod 32 to prevent the metal part from falling off the structure; when it is necessary to remove or resuspend the workpiece, the pull ring 34 drives the entire sliding column 33 to slide in the main suspension beam 2. During the sliding process, the locking rod 32 can be disengaged from the suspension rod 4, releasing the annular locking space, and then the workpiece can be removed or resuspended from the gap between the locking rod 32 and the suspension rod 4.

[0024] The hanging point adjustment mechanism 5 consists of a connecting frame 51, a return spring 52, a support ring 53, an adjusting rod 54, a rotating wheel 55, and an adjusting wheel 56. The connecting frame 51 is slidably connected to the fixed block 1, and a return spring 52 is provided between the connecting frame 51 and the fixed block 1. A support ring 53 is provided at the bottom of the connecting frame 51, and an adjusting rod 54 is rotatably connected in the support ring 53. A rotating wheel 55 is provided at one end of the adjusting rod 54, and an adjusting wheel 56 is fixedly sleeved on the adjusting rod 54 at the position corresponding to the support wheel 6. Anti-slip grooves are evenly opened on the surface of the adjusting wheel 56. The adjusting rod 54 is slidably connected in the slots opened on the suspension rod 4 and the locking rod 32. An annular groove is made on the main suspension beam 2 to rotate and connect the support wheel 6. The limiting parts 7 on both sides of the support wheel 6 can initially limit the annular metal part. Pressing down the connecting frame 51 can drive the support ring 53 and the adjusting rod 54 to move down. When the adjusting wheel 56 on the adjusting rod 54 presses against the annular metal part, the adjusting wheel 56, the annular metal part and the support wheel 6 form a linkage-type integral structure. The rotating wheel 55 can drive the annular metal part and the support wheel 6 to rotate through the pressure of the adjusting wheel 56, thereby adjusting the position of the suspension support on the annular metal part. The annular metal part on the entire transverse structure can be adjusted synchronously in one go. Example

[0025] Please see Figure 4-5This utility model provides a technical solution: a metal part electrophoresis processing fixture structure, including a fixing block 1, a main suspension beam 2, a locking mechanism 3, a suspension rod 4, a hanging point adjustment mechanism 5, a support wheel 6, and a limiting member 7. The fixing block 1 is fixed to both ends of the main suspension beam 2. The locking mechanism 3 is provided on the main suspension beam 2. The hanging point adjustment mechanism 5 is provided between the fixing blocks 1. The suspension rod 4 is evenly provided at the bottom of the main suspension beam 2. The support wheel 6 is rotatably connected in the annular groove opened on the suspension rod 4. The two ends of the support wheel 6 are provided with limiting members 7. Based on the first embodiment, a top support 101, a limiting post 102, a limiting hole 103, a fixing frame 104, and a lifting ring 105 are added. The two ends of the top support 101 are fixedly connected to the connecting frame 51. The limiting post 102 is welded to the top of the fixing block 1. The limiting hole 105 is provided at both ends of the connecting frame 51. 03 is set on the top support 101, the limiting post 102 is slidably connected in the limiting hole 103, the fixing frame 104 is set on the fixing block 1, and the top of the fixing frame 104 is provided with a lifting ring 105. The fixing frame 104 and the lifting ring 105 form the connecting part of the entire hanging structure. By docking with the lifting equipment, the hanging can automatically realize the rising and falling action of the hanging, and then cooperate with the electrophoresis processing tank to realize the electrophoresis processing and drainage and collection process of the ring metal parts. The top support 101 is fixed between the connecting frames 51 on both sides. The limiting post 102 on the top of the fixing block 1 and the limiting hole 103 are mutually limited to ensure that the adjusting wheel 56 on the adjusting rod 54 rotates at the same time, so that each set of adjusting wheels 56 can cooperate with the support wheel 6 to press the ring metal parts, ensuring the stable implementation of the hanging point adjustment function.

[0026] 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.

[0027] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A metal part electrophoresis processing fixture structure, comprising a fixing block (1), a main suspension beam (2), a locking mechanism (3), a suspension rod (4), a hanging point adjustment mechanism (5), a support wheel (6), and a limiting member (7), characterized in that: The fixing block (1) is fixed at both ends of the main suspension beam (2). The main suspension beam (2) is provided with a locking mechanism (3). The fixing block (1) is provided with a hanging point adjustment mechanism (5). The bottom of the main suspension beam (2) is evenly provided with a suspension rod (4). The suspension rod (4) is rotatably connected to the annular groove opened on the suspension rod (4). The two ends of the support wheel (6) are provided with limit pieces (7).

2. The electrophoretic coating fixture structure for metal parts according to claim 1, characterized in that: The locking mechanism (3) consists of a sliding groove (31), a locking rod (32), a sliding column (33), a pull ring (34), and a locking spring (35). The sliding groove (31) is evenly opened at the bottom of the main suspension beam (2), and the sliding column (33) is slidably connected in the main suspension beam (2).

3. The electrophoretic coating fixture structure for metal parts according to claim 2, characterized in that: Locking rods (32) are evenly provided at the bottom of the sliding column (33). The locking rods (32) are slidably connected in the sliding groove (31) and are tightly attached to the suspension rod (4).

4. The electrophoretic coating fixture structure for metal parts according to claim 2, characterized in that: One end of the sliding column (33) passes through a fixed block (1) on one side and is fixedly connected to the pull ring (34). A locking spring (35) is provided between the pull ring (34) and the fixed block (1).

5. The electrophoretic coating fixture structure for metal parts according to claim 1, characterized in that: The hanging point adjustment mechanism (5) consists of a connecting frame (51), a return spring (52), a support ring (53), an adjusting rod (54), a rotating wheel (55), and an adjusting wheel (56). The connecting frame (51) is slidably connected to the fixed block (1), and a return spring (52) is provided between the connecting frame (51) and the fixed block (1).

6. The electrophoretic coating fixture structure for metal parts according to claim 5, characterized in that: The bottom of the connecting frame (51) is provided with a support ring (53), and an adjusting rod (54) is rotatably connected in the support ring (53).

7. The electrophoretic coating fixture structure for metal parts according to claim 5, characterized in that: One end of the adjusting rod (54) is provided with a rotating wheel (55), and an adjusting wheel (56) is fixedly sleeved on the adjusting rod (54) at the position corresponding to the support wheel (6). The surface of the adjusting wheel (56) is uniformly provided with anti-slip grooves, and the adjusting rod (54) is slidably connected in the slots opened on the suspension rod (4) and the locking rod (32).