Cylindrical part electrolytic reaction device

By designing the electrolytic reaction device of cylindrical parts, the oxidation uneven problem caused by the complex shape of the parts in the existing devices is solved, the uniformity of the electrolytic reaction and the quality of the oxide film are improved, the process safety and applicability are improved, and it is suitable for a variety of cylindrical parts.

CN120250106APending Publication Date: 2025-07-04YUNNAN KUNCHUAN NO1 MASCH CO LTD
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Patent Information

Application Number
CN202510406583.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-04-02
Publication Date
2025-07-04

AI Technical Summary

Technical Problem

The existing devices lack auxiliary inner and outer cathodes according to the shape of the part, making it difficult for parts with complex shapes to achieve uniform oxidation, affecting the quality of the oxidation process, and limiting the widespread application of anodized and microarc oxidation technologies.

Method used

A cylindrical part electrolysis reaction device is designed, including a frame, screw assembly, jaw mechanism and hoisting mechanism. By optimizing the structure and assisting the inner cathode design, it ensures that the parts are subjected to uniform stress during the electrolysis process. The screw assembly is used to adjust the expansion and contraction of the jaw mechanism, which is suitable for cylindrical parts of different shapes and sizes.

Benefits of technology

It improves the uniformity of the electrolytic reaction and the quality of the oxide film, enhances the safety and reliability of the process, is easy to operate, and has strong applicability, and is suitable for cylindrical parts of different shapes and sizes.

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Abstract

The invention relates to the technical field of electrolytic reaction devices, and provides a cylindrical part electrolytic reaction device which comprises a frame body, a screw assembly, a plurality of clamping jaw mechanisms and a hoisting mechanism, the screw assembly is arranged on the upper portion of the inner side of the frame body, and the clamping jaw mechanisms are circumferentially assembled on the outer side of the screw assembly; one end of the clamping jaw mechanism is connected with the top of the frame body, the other end of the clamping jaw mechanism is connected with the screw assembly, and the hoisting mechanism is arranged at the top of the frame body. According to the cylindrical part electrolytic reaction device, the electrolytic reaction uniformity and the oxidation film quality can be improved, the process safety and reliability are enhanced, operation is easy and convenient, and applicability is high.
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Description

Technical Field

[0001] This application relates to the technical field of electrolytic reaction devices, and particularly to an electrolytic reaction device for cylindrical parts. Background Art

[0002] Anodic oxidation, as a traditional electrolytic oxidation process, has relatively limited current and voltage ranges. The oxidation current is mostly small current and mainly direct current. Based on this, the micro-arc oxidation technology has been developed, which can form an oxidation film with protective, decorative and other functional characteristics on the surfaces of different materials. During the micro-arc oxidation process, the part is connected to the positive pole of an external power source as the anode, and the cathode of the electrolytic bath is connected to the negative pole of the external power source, and the electrochemical oxidation reaction is maintained by current.

[0003] Currently, most anodic oxidation solutions are acidic systems, while most micro-arc oxidation solutions are alkaline systems. In the anodic oxidation or micro-arc oxidation process, the device of the part plays a crucial role in ensuring the process quality. However, in the existing devices, there is a lack of auxiliary inner cathodes and outer cathodes according to the shape of the part. This deficiency in design leads to difficulties in achieving a uniform oxidation effect for parts with complex shapes in practical applications, thus seriously affecting the overall quality of the anodic oxidation or micro-arc oxidation process and limiting the efficient application of this technology in a wider range of fields.

[0004] Therefore, how to provide a reaction device applicable to anodic oxidation and micro-arc oxidation to improve the thickness and uniformity of the oxidation film has become an urgent technical problem to be solved. Summary of the Invention

[0005] In view of this, in order to overcome the deficiencies of the prior art, this application aims to provide an electrolytic reaction device for cylindrical parts.

[0006] This application provides an electrolytic reaction device for cylindrical parts, which includes a frame body, a screw rod assembly, a plurality of claw mechanisms and a hoisting mechanism. The screw rod assembly is arranged at the upper part inside the frame body, the plurality of claw mechanisms are circumferentially assembled outside the screw rod assembly, one end of the claw mechanism is connected to the top of the frame body, the other end of the claw mechanism is connected to the screw rod assembly, and the hoisting mechanism is arranged at the top of the frame body.

[0007] Optionally, in the electrolytic reaction device for cylindrical parts of the present application, the frame body includes an upper chuck, an intermediate connecting plate, a lower connecting plate, a plurality of first connecting plates and a plurality of second connecting plates. The upper chuck, the intermediate connecting plate and the lower connecting plate are coaxially arranged from top to bottom. The plurality of first connecting plates are circumferentially distributed outside the upper chuck and the intermediate connecting plate. The upper part of the first connecting plate is fixedly connected to the top of the upper chuck, and the lower part of the first connecting plate is fixedly connected to the side of the intermediate connecting plate. The plurality of second connecting plates are circumferentially distributed outside the upper chuck, the intermediate connecting plate and the lower connecting plate. The upper and middle parts of the second connecting plate are respectively fixedly connected to the upper and lower parts of the first connecting plate, and the lower part of the second connecting plate is fixedly connected to the side of the lower connecting plate. A lining plate is arranged between the first connecting plate and the second connecting plate.

[0008] Optionally, in the electrolytic reaction device for cylindrical parts of the present application, the upper chuck includes an upper chuck body, a pipe body part penetrating through the upper chuck body, and a plurality of upper chuck connecting parts that are circumferentially distributed outside the pipe body part and are integrally connected to the lower surface of the upper chuck body. A pipe body base part is integrally connected to the bottom of the pipe body part. The upper chuck connecting parts are composed of symmetrically arranged lug-shaped protrusions.

[0009] Optionally, in the electrolytic reaction device for cylindrical parts of the present application, the intermediate connecting plate is composed of an intermediate connecting plate body and a plurality of intermediate connecting plate side parts that are circumferentially distributed outside the intermediate connecting plate body and are integrally connected to the intermediate connecting plate body. A longitudinally penetrating connecting through hole is arranged inside the intermediate connecting plate body, and a plurality of first fastening holes are arranged on the intermediate connecting plate side parts.

[0010] Optionally, in the electrolytic reaction device for cylindrical parts of the present application, the lower connecting plate is composed of a lower connecting plate body and a plurality of lower connecting plate side parts that are circumferentially distributed outside the lower connecting plate body and are integrally connected to the lower connecting plate body. A through hole is arranged inside the lower connecting plate body, and a plurality of second fastening holes are arranged on the lower connecting plate side parts.

[0011] Optionally, in the electrolytic reaction device for cylindrical parts of the present application, the screw assembly includes a screw, a backing plate, a screw sleeve and a titanium gasket. The backing plate is integrally connected to the upper part of the screw. The titanium gasket is coaxially sleeved on the upper part of the screw and is fixed by the backing plate. The screw sleeve is coaxially sleeved on the screw below the backing plate.

[0012] Optionally, in the electrolytic reaction device for cylindrical parts of the present application, the screw sleeve is composed of a screw sleeve body and a plurality of screw sleeve connecting parts that are circumferentially distributed outside the screw sleeve body and are integrally connected to the screw sleeve body. A longitudinally penetrating threaded through hole is arranged inside the screw sleeve body, and a screw sleeve connecting hole is arranged inside the screw sleeve connecting part. The axis of the screw sleeve connecting hole is perpendicular to the axis of the threaded through hole.

[0013] Optionally, in the electrolytic reaction device for cylindrical parts of the present application, the jaw mechanism includes jaws and connecting rods symmetrically arranged on both sides of the jaws. The upper end of the jaws is connected to the bottom of the upper chuck through a first rotating shaft, the lower end of the jaws is connected to the bottom of the connecting rods through a second rotating shaft, and the upper end of the connecting rods is connected to the screw sleeve through a third rotating shaft.

[0014] Optionally, in the electrolytic reaction device for cylindrical parts of the present application, the jaw mechanism further includes a titanium connecting plate. The upper end of the titanium connecting plate is fixedly connected to the top of the upper chuck, the lower end of the titanium connecting plate is fixedly connected to the lower part of the jaws, and there is a rib between the two connecting rods. The top of the rib is fixedly connected to the top of the upper chuck.

[0015] Optionally, in the electrolytic reaction device for cylindrical parts of the present application, the hoisting mechanism includes a hook, a hanging plate, and a hanging seat connected in sequence from top to bottom. The hanging seat is fixedly connected to the upper chuck.

[0016] The electrolytic reaction device for cylindrical parts of the present application has the following beneficial technical effects: 1. Improving the uniformity of electrolytic reaction and the quality of oxide film: By optimizing the device structure, it is ensured that the parts are evenly stressed and react uniformly during electrolysis. At the same time, with the help of the design of the auxiliary inner cathode, the uniformity of the film layer prepared by electrolytic reactions (such as anodic oxidation, micro-arc oxidation, etc.) is significantly improved. By adjusting parameters such as the composition, concentration, temperature, and electrolysis time of the electrolyte, the growth rate and performance of the oxide film can be effectively controlled, thereby improving the quality and performance of the oxide film.

[0017] 2. Enhancing process safety and reliability: The bearing stability of the parts and issues such as preventing electric shock injuries are fully considered, effectively avoiding the risk of parts falling during electrolysis, and protecting operators from electric shock injuries at the same time, significantly improving the safety and reliability of the process.

[0018] 3. Simple operation and strong applicability: The device has the characteristics of simple operation and flexible loading and unloading. When in use, only the parts carried by the device need to be placed in the electrolytic cell, an appropriate amount of electrolyte is added, and an external power source is connected to carry out the electrolytic reaction. In addition, the device can select an auxiliary inner cathode of an appropriate size according to the diameter and length of the cylindrical parts, so as to optimize the electrolytic effect, and is applicable to cylindrical parts of different shapes and sizes, with broad application prospects. Description of the Drawings

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0020] Figure 1It is a structural schematic diagram of an electrolytic reaction device for cylindrical parts according to an embodiment of the present application; Figure 2 It is another structural schematic diagram of an electrolytic reaction device for cylindrical parts according to an embodiment of the present application; Figure 3 It is a structural schematic diagram of the upper chuck of the electrolytic reaction device for cylindrical parts according to an embodiment of the present application; Figure 4 It is a sectional structural schematic diagram of the upper chuck of the electrolytic reaction device for cylindrical parts according to an embodiment of the present application; Figure 5 It is a structural schematic diagram of the intermediate connecting plate of the electrolytic reaction device for cylindrical parts according to an embodiment of the present application; Figure 6 It is a structural schematic diagram of the lower connecting plate of the electrolytic reaction device for cylindrical parts according to an embodiment of the present application; Figure 7 It is another structural schematic diagram of the lower connecting plate of the electrolytic reaction device for cylindrical parts according to an embodiment of the present application; Figure 8 It is a structural schematic diagram of the screw sleeve of the electrolytic reaction device for cylindrical parts according to an embodiment of the present application; Figure 9 It is yet another structural schematic diagram of an electrolytic reaction device for cylindrical parts according to an embodiment of the present application; In the figure, 1 - frame body, 2 - screw rod assembly, 3 - jaw mechanism, 4 - hoisting mechanism, 11 - upper chuck, 12 - intermediate connecting plate, 13 - lower connecting plate, 14 - first connecting plate, 15 - second connecting plate, 16 - lining plate, 111 - upper chuck body, 112 - pipe body part, 113 - upper chuck connecting part, 114 - pipe body base part, 121 - intermediate connecting plate body, 122 - intermediate connecting plate side part, 123 - connecting through hole, 124 - first fastening hole, 131 - lower connecting plate body, 132 - lower connecting plate side part, 133 - through hole, 134 - second fastening hole, 21 - screw rod, 22 - backing plate, 23 - screw sleeve, 24 - titanium gasket, 231 - screw sleeve body, 232 - screw sleeve connecting part, 233 - threaded through hole, 234 - screw sleeve connecting hole, 31 - jaw, 32 - connecting rod, 33 - first rotating shaft, 34 - second rotating shaft, 35 - third rotating shaft, 36 - titanium connecting plate, 37 - edge stop, 41 - hook, 42 - hanging plate, 43 - hanging seat. Detailed implementation manners

[0021] The embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0022] It should be noted that, without conflict, the following embodiments and the features in the embodiments may be combined with each other; moreover, based on the embodiments in the present disclosure, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the scope of protection of the present disclosure.

[0023] It should be noted that the following describes various aspects of embodiments within the scope of the appended claims. It should be apparent that the aspects described herein can be embodied in a wide variety of forms, and any specific structure and / or function described herein is illustrative only. Based on the present disclosure, those skilled in the art should understand that one aspect described herein can be implemented independently of any other aspect, and two or more of these aspects can be combined in various ways. For example, any number of the aspects described herein can be used to implement a device and / or practice a method. Additionally, this device and / or this method can be implemented using other structures and / or functions in addition to one or more of the aspects described herein.

[0024] Figure 1 FIG. is a structural example diagram of an electrolytic reaction device for a cylindrical part according to an embodiment of the present application. As Figure 1 shown, in this embodiment, the electrolytic reaction device for a cylindrical part includes a frame body 1, a screw assembly 2, a plurality of claw mechanisms 3, and a hoisting mechanism 4. The screw assembly 2 is arranged at the upper part inside the frame body 1. A plurality of claw mechanisms 3 are circumferentially assembled outside the screw assembly 2. One end of the claw mechanism 3 is connected to the top of the frame body 1, and the other end of the claw mechanism 3 is connected to the screw assembly 2. The hoisting mechanism 4 is arranged at the top of the frame body 1.

[0025] Figure 2 FIG. is another structural example diagram of an electrolytic reaction device for a cylindrical part according to an embodiment of the present application. As Figure 1 and Figure 2As shown in the figure, in this embodiment, the frame 1 includes an upper chuck 11, an intermediate connecting plate 12, a lower connecting plate 13, a plurality of first connecting plates 14 and a plurality of second connecting plates 15. The upper chuck 11, the intermediate connecting plate 12 and the lower connecting plate 13 are coaxially arranged from top to bottom. The plurality of first connecting plates 14 are circumferentially distributed on the outer sides of the upper chuck 11 and the intermediate connecting plate 12. The upper part of the first connecting plate 14 is fixedly connected to the top of the upper chuck 11, and the lower part of the first connecting plate 14 is fixedly connected to the side of the intermediate connecting plate 12. The plurality of second connecting plates 15 are circumferentially distributed on the outer sides of the upper chuck 11, the intermediate connecting plate 12 and the lower connecting plate 13. The upper and middle parts of the second connecting plate 15 are respectively fixedly connected to the upper and lower parts of the first connecting plate 14, and the lower part of the second connecting plate 15 is fixedly connected to the side of the lower connecting plate 13. In practical applications, a lining plate 16 is arranged between the first connecting plate 14 and the second connecting plate 15. In this embodiment, the second connecting plate 15 is made of lead, so that the cylindrical part electrolytic reaction device of this embodiment can be used as an auxiliary inner cathode. In this embodiment, the lining plate 16 is made of polypropylene PP material.

[0026] Figure 3 FIG. is a structural schematic diagram of the upper chuck of the cylindrical part electrolytic reaction device according to an embodiment of the present application. Figure 4 FIG. is a sectional structural schematic diagram of the upper chuck of the cylindrical part electrolytic reaction device according to an embodiment of the present application, as Figure 1 、 Figure 2 、 Figure 3 and Figure 4 As shown, in this embodiment, the upper chuck 11 includes an upper chuck body 111, a tube body part 112 penetrating through the upper chuck body 111, and a plurality of upper chuck connecting parts 113 that are circumferentially distributed on the outer side of the tube body part 112 and are integrally connected to the lower surface of the upper chuck body 111. In this embodiment, a tube body base part 114 is integrally connected to the bottom of the tube body part 112, and the upper chuck connecting part 113 is composed of symmetrically arranged lug-shaped protrusions.

[0027] Figure 5 FIG. is a structural schematic diagram of the intermediate connecting plate of the cylindrical part electrolytic reaction device according to an embodiment of the present application, as Figure 5 As shown, in this embodiment, the intermediate connecting plate 12 is composed of an intermediate connecting plate body 121 and a plurality of intermediate connecting plate side parts 122 that are circumferentially distributed on the outer side of the intermediate connecting plate body 121 and are integrally connected to the intermediate connecting plate body 121. A longitudinally penetrating connecting through hole 123 is arranged inside the intermediate connecting plate body 121, and a plurality of first fastening holes 124 are arranged on the intermediate connecting plate side part 122. The assembly and fixation of the intermediate connecting plate 12 with the first connecting plate 14 and the second connecting plate 15 are realized by the matching of fasteners with the first fastening holes 124.

[0028] Figure 6The figure is a structural example diagram of the lower connecting plate of the electrolytic reaction device for cylindrical parts according to an embodiment of the present application. Figure 7 The figure is another structural example diagram of the lower connecting plate of the electrolytic reaction device for cylindrical parts according to an embodiment of the present application. As Figure 6 and Figure 7 shown, in this embodiment, the lower connecting plate 13 is composed of a lower connecting plate body 131 and a plurality of lower connecting plate side parts 132 that are circumferentially distributed on the outer side of the lower connecting plate body 131 and are integrally connected to the lower connecting plate body 131. A through hole 133 is provided inside the lower connecting plate body 131, and a plurality of second fastening holes 134 are provided on the lower connecting plate side part 131. The assembly and fixation of the lower connecting plate 13 with the second connecting plate 15 and the lining plate 16 are achieved through the matching of fasteners with the second fastening holes 134.

[0029] As Figures 1 to 7 shown, as an optional example, in this embodiment, the screw assembly 2 includes a screw 21, a backing plate 22, a screw sleeve 23, and a titanium gasket 24. The backing plate 22 is integrally connected to the upper part of the screw 21. The titanium gasket 24 is coaxially sleeved on the upper part of the screw 21 and is fixed by the backing plate 22. The screw sleeve 23 is coaxially sleeved on the screw 21 below the backing plate 22. In practical applications, the upper part of the screw 21 is sleeved in the pipe body part 112 of the upper chuck 11. A fastener is provided at the top of the screw 21 to limit and fix the screw 21. The bottom of the screw 21 is assembled in the connection through hole 123 of the middle connecting plate 12 and is limited and fixed by a fastener. A titanium gasket 24 is provided between the pipe body base part 114 of the upper chuck 11 and the backing plate 22.

[0030] Figure 8 The figure is a structural example diagram of the screw sleeve of the electrolytic reaction device for cylindrical parts according to an embodiment of the present application. As Figure 8 shown, in this embodiment, the screw sleeve 23 is composed of a screw sleeve body 231 and a plurality of screw sleeve connecting parts 232 that are circumferentially distributed on the outer side of the screw sleeve body 231 and are integrally connected to the screw sleeve body 231. A longitudinally through threaded through hole 233 is provided inside the screw sleeve body 231, and a screw sleeve connection hole 234 is provided inside the screw sleeve connecting part 232. The axis of the screw sleeve connection hole 234 is perpendicular to the axis of the threaded through hole 233. In practical applications, the threaded through hole 233 of the screw sleeve 23 is assembled with the screw 21.

[0031] Figure 9 The figure is another structural example diagram of an electrolytic reaction device for cylindrical parts according to an embodiment of the present application. As Figures 1 to 9As shown, as an optional example, in this embodiment, the jaw mechanism 3 includes jaws 31 and connecting rods 32 symmetrically arranged on both sides of the jaws 31. The upper end of the jaws 31 is connected to the bottom of the upper chuck 11 through a first rotating shaft 33, the lower end of the jaws 31 is connected to the bottom of the connecting rods 32 through a second rotating shaft 34, and the upper end of the connecting rods 32 is connected to the screw sleeve 23 through a third rotating shaft 35. In practical applications, the upper end of the jaws 31 is connected to the upper chuck connecting portion 113 of the upper chuck 11 through the first rotating shaft 33, and the upper end of the connecting rods 32 is connected to the screw sleeve connection hole 234 of the screw sleeve 23 through the third rotating shaft 35.

[0032] In this embodiment, the jaw mechanism 3 further includes a titanium connecting plate 36. The upper end of the titanium connecting plate 36 is fixedly connected to the top of the upper chuck 11, and the lower end of the titanium connecting plate 36 is fixedly connected to the lower part of the jaws 31. In this embodiment, the jaw mechanism 3 further includes a rib 37 arranged between the two connecting rods 32. The top of the rib 37 is fixedly connected to the top of the upper chuck 11.

[0033] In this embodiment, the hoisting mechanism 4 includes a hook 41, a hanging plate 42, and a hanging seat 43 connected in sequence from top to bottom. As an optional example, in this embodiment, the hanging seat 43 is fixedly connected to the upper chuck 11. For example, in practical applications, the hanging seat 43 is fixedly connected to the upper chuck 11 by welding or by fasteners. This embodiment does not limit this.

[0034] The application principle of the cylindrical part electrolytic reaction device in this embodiment is as follows: By rotating the screw 21 of the screw assembly 2 counterclockwise, the screw sleeve 23 moves upward under the action of thread assembly, so that the multiple jaw mechanisms 3 contract; the cylindrical part electrolytic reaction device of this embodiment is inserted into the inner cavity of the cylindrical part to determine the contact position of the jaw mechanism 3; rotate the screw 21 of the screw assembly 2 clockwise, and the screw sleeve 23 moves downward under the action of thread assembly, so that the jaw mechanism 3 expands and contacts the inner cavity of the cylindrical part; the screw 21 is fixed by the fastener at the top of the screw 21; the cylindrical part electrolytic reaction device of this embodiment and the cylindrical part are placed in an electrolytic cell together, an appropriate amount of electrolyte is added, and then an external power supply is connected for electrolytic reaction. By adjusting parameters such as the composition, concentration, temperature, and electrolysis time of the electrolyte, the growth rate and performance of the oxide film can be effectively controlled, and a uniform and dense oxide film is formed on the surface of the part.

[0035] The cylindrical part electrolytic reaction device of this embodiment has the following beneficial technical effects: 1. Improve the uniformity of electrolytic reaction and the quality of oxide film: By optimizing the device structure, ensure that the parts are evenly stressed and react uniformly during electrolysis. At the same time, with the help of the design of the auxiliary inner cathode, the uniformity of the film layer prepared by electrolytic reactions (such as anodic oxidation, micro-arc oxidation and other processes) is significantly improved; By adjusting parameters such as the composition, concentration, temperature and electrolysis time of the electrolyte, the growth rate and performance of the oxide film can be effectively controlled, thereby improving the quality and performance of the oxide film.

[0036] 2. Enhance the safety and reliability of the process: Fully consider the bearing stability of the parts and prevent problems such as electric shock injury, effectively avoid the risk of parts falling during electrolysis, and at the same time protect the operator from electric shock injury, significantly improving the safety and reliability of the process.

[0037] 3. Simple operation and strong applicability: The device has the characteristics of simple operation and flexible loading and unloading. When using, just put the parts carried by the device into the electrolytic cell, add an appropriate amount of electrolyte and connect the external power supply to carry out the electrolytic reaction. In addition, the device can select the auxiliary inner cathode of appropriate size according to the diameter and length of the cylindrical parts, so as to optimize the electrolysis effect, be applicable to cylindrical parts of different shapes and sizes, and has a wide application prospect.

[0038] The above is only the specific implementation manner of this application, but the protection scope of this application is not limited thereto. Any changes or substitutions that can be easily thought of by those skilled in the art within the technical scope disclosed in this application should be covered by the protection scope of this application. Therefore, the protection scope of this application should be subject to the protection scope of the claims.

Claims

1. An electrolytic reaction device for a cylindrical part, characterized in that, The electrolytic reaction device for the cylindrical part includes a frame body, a screw assembly, a plurality of claw mechanisms, and a hoisting mechanism. The screw assembly is arranged at the upper part inside the frame body. The plurality of claw mechanisms are circumferentially assembled outside the screw assembly. One end of the claw mechanism is connected to the top of the frame body, and the other end of the claw mechanism is connected to the screw assembly. The hoisting mechanism is arranged at the top of the frame body.

2. The electrolytic reaction device for cylindrical parts according to claim 1, characterized in that, The frame body includes an upper chuck, an intermediate connecting plate, a lower connecting plate, a plurality of first connecting plates, and a plurality of second connecting plates. The upper chuck, the intermediate connecting plate, and the lower connecting plate are coaxially arranged from top to bottom. The plurality of first connecting plates are circumferentially distributed outside the upper chuck and the intermediate connecting plate. The upper part of the first connecting plate is fixedly connected to the top of the upper chuck, and the lower part of the first connecting plate is fixedly connected to the side of the intermediate connecting plate. The plurality of second connecting plates are circumferentially distributed outside the upper chuck, the intermediate connecting plate, and the lower connecting plate. The upper and middle parts of the second connecting plate are respectively fixedly connected to the upper and lower parts of the first connecting plate. The lower part of the second connecting plate is fixedly connected to the side of the lower connecting plate. A lining plate is arranged between the first connecting plate and the second connecting plate.

3. The electrolytic reaction device for cylindrical parts according to claim 2, characterized in that, The upper chuck includes an upper chuck body, a pipe body part penetrating through the upper chuck body, and a plurality of upper chuck connecting parts circumferentially distributed outside the pipe body part and integrally connected to the lower surface of the upper chuck body. A pipe body base part is integrally connected to the bottom of the pipe body part. The upper chuck connecting part is composed of symmetrically arranged lug-shaped protrusions.

4. The electrolytic reaction device for cylindrical parts according to claim 3, characterized in that, The intermediate connecting plate is composed of an intermediate connecting plate body and a plurality of intermediate connecting plate side parts circumferentially distributed outside the intermediate connecting plate body and integrally connected to the intermediate connecting plate body. A longitudinally penetrating connecting through hole is arranged inside the intermediate connecting plate body. A plurality of first fastening holes are arranged on the intermediate connecting plate side part.

5. The electrolytic reaction device for cylindrical parts according to claim 4, characterized in that, The lower connecting plate is composed of a lower connecting plate body and a plurality of lower connecting plate side parts circumferentially distributed outside the lower connecting plate body and integrally connected to the lower connecting plate body. A through hole is arranged inside the lower connecting plate body. A plurality of second fastening holes are arranged on the lower connecting plate side part.

6. The electrolytic reaction device for cylindrical parts according to claim 5, characterized in that, The screw assembly includes a screw, a backing plate, a screw sleeve, and a titanium gasket. The backing plate is integrally connected to the upper part of the screw. The titanium gasket is coaxially sleeved on the upper part of the screw and fixed by the backing plate. The screw sleeve is coaxially sleeved on the screw below the backing plate.

7. The electrolytic reaction device for cylindrical parts according to claim 6, characterized in that, The screw sleeve is composed of a screw sleeve body and a plurality of screw sleeve connecting parts circumferentially distributed outside the screw sleeve body and integrally connected to the screw sleeve body. A longitudinally penetrating threaded through hole is arranged inside the screw sleeve body. A screw sleeve connecting hole is arranged inside the screw sleeve connecting part. The axis of the screw sleeve connecting hole is perpendicular to the axis of the threaded through hole.

8. The electrolytic reaction device for cylindrical parts according to claim 7, characterized in that, The claw mechanism includes a claw and connecting rods symmetrically arranged on both sides of the claw. The upper end of the claw is connected to the bottom of the upper chuck through a first rotating shaft. The lower end of the claw is connected to the bottom of the connecting rod through a second rotating shaft. The upper end of the connecting rod is connected to the screw sleeve through a third rotating shaft.

9. The electrolytic reaction device for cylindrical parts according to claim 8, wherein, The claw mechanism further includes a titanium connecting plate. The upper end of the titanium connecting plate is fixedly connected to the top of the upper chuck, and the lower end of the titanium connecting plate is fixedly connected to the lower part of the claw. There is a rib between the two connecting rods, and the top of the rib is fixedly connected to the top of the upper chuck.

10. The electrolytic reaction device for cylindrical parts according to claim 9, characterized in that, The hoisting mechanism includes a hook, a hanging plate, and a hanging seat connected in sequence from top to bottom. The hanging seat is fixedly connected to the upper chuck.