CN110592645B - Novel electroplating hanger for inner wall of oil cylinder - Google Patents
Novel electroplating hanger for inner wall of oil cylinder Download PDFInfo
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- CN110592645B CN110592645B CN201910898624.2A CN201910898624A CN110592645B CN 110592645 B CN110592645 B CN 110592645B CN 201910898624 A CN201910898624 A CN 201910898624A CN 110592645 B CN110592645 B CN 110592645B
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/06—Suspending or supporting devices for articles to be coated
- C25D17/08—Supporting racks, i.e. not for suspending
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/10—Electrodes, e.g. composition, counter electrode
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- Electroplating Methods And Accessories (AREA)
Abstract
The invention discloses a novel electroplating hanger for an inner wall of an oil cylinder, and belongs to the technical field of electroplating. The device comprises a cathode hoisting assembly and an anode positioning assembly, wherein the cathode hoisting assembly is used for clamping the upper end of a cylinder barrel to be plated, the anode positioning assembly is used for clamping the lower end of the cylinder barrel to be plated, and the anode hoisting assembly is hung on the cathode hoisting assembly; the cathode hoisting assembly comprises a pair of vertical plates which are oppositely arranged, cathode lifting hooks are connected to the vertical plates, and V-shaped hooks are fixed on the outer sides of the vertical plates; the two vertical plates are fixedly connected through a pair of middle plates, and the two middle plates are provided with opposite bayonets; the lower ends of the two vertical plates are fixedly connected with a cathode clamping circle used for clamping the upper end of the cylinder barrel to be plated. The anode hoisting assembly, the anode positioning assembly and the cathode hoisting assembly are combined with each other, so that the parts are simplified, the original complex structure is broken, the integrated tool is realized, the rapid installation and the integral hoisting are realized, the electroplating efficiency is improved, and the electroplating quality is ensured.
Description
Technical Field
The invention relates to the technical field of electroplating, in particular to a novel oil cylinder inner wall electroplating hanger which is suitable for an electroplating process of a hydraulic oil cylinder inner wall.
Background
Electroplating is a process of plating a thin layer of other metals or alloys on the surface of some metals by using the principle of electrolysis, and is a process of attaching a layer of metal film on the surface of a metal or other material workpiece by using the action of electrolysis, thereby playing roles of preventing metal oxidation (such as corrosion), improving wear resistance, conductivity, light reflection, corrosion resistance (such as copper sulfate and the like), enhancing the appearance and the like.
The electroplating hanger can be different types of hangers according to the shape of the part, the technical requirements of the plating layer, the electroplating process and the size of equipment. Such as automated lines and manual lines. In general, a plating workshop is prepared with a general hanger suitable for various common parts and a special hanger designed and manufactured for only a certain part. The universal hanger has various types and forms and is suitable for various processes and parts.
In the electroplating process of the inner wall of the existing hydraulic oil cylinder, the installation of the tool is a very complicated process, and the following problems exist:
1, the existing anode positioning plates are independently installed, the anode positioning plates are placed at two ends of a cylinder barrel, then a plurality of thin iron rods slightly longer than the cylinder barrel penetrate through the anode positioning plates and are fixed, the cylinder barrels with different lengths need different iron rods, and the tool cannot be used universally;
2, the mounting means installation degree of difficulty is big one by one, receives installer cooperation and operates proficiency great, is difficult to realize accurate installation, can not guarantee to have good positive pole location ability, receives the influence of work piece size moreover easily, and the conducting property is also poor. Resources are wasted, operation difficulty is increased, and installation efficiency of the tool is low;
3, when entering the coating bath, the cathode and the anode are respectively hoisted, and eccentricity exists between the anode and the cylinder barrel, so that the thickness of the coating is uneven.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a novel electroplating hanger for the inner wall of an oil cylinder.
The invention is realized by the following technical scheme: a novel electroplating hanger for the inner wall of an oil cylinder comprises a cathode hoisting assembly and an anode positioning assembly, wherein the cathode hoisting assembly is used for clamping the upper end of a cylinder barrel to be plated, the anode positioning assembly is used for clamping the lower end of the cylinder barrel to be plated, and the anode hoisting assembly is hung on the cathode hoisting assembly; the cathode hoisting assembly comprises a pair of vertical plates which are oppositely arranged, cathode lifting hooks are connected to the vertical plates, and V-shaped hooks are fixed on the outer sides of the vertical plates; the two vertical plates are fixedly connected through a pair of middle plates, and the two middle plates are provided with opposite bayonets; the lower ends of the two vertical plates are fixedly connected with cathode clamping circles used for clamping the upper end of the cylinder barrel to be plated; the anode positioning assembly comprises an anode clamping circle, a guide sleeve and a metal ring which are coaxially arranged; the anode clamping circle is clamped at the lower part of the cylinder barrel to be plated, the guide sleeve abuts against the cylinder barrel to be plated, and the metal ring is positioned on the outer side of the guide sleeve; the anode clamping ring, the guide sleeve and the metal ring are fixed through a connecting bolt; the anode hoisting assembly comprises an anode flying bar, an anode lifting hook is connected to the anode flying bar, and a cylindrical anode is fixedly connected to the lower part of the anode flying bar; the two sides of the anode flying bar are clamped in the bayonets on the middle plate, the anode downwards penetrates through the cylinder barrel to be plated, and the lower end of the anode is positioned at the central hole of the guide sleeve.
It further comprises the following steps: a limiting plate is fixed on the inner side of the vertical plate, and an outer wrapping plate is fixed on the outer side of the vertical plate.
And a conductive copper bar for enhancing the conductive performance is covered under the V-shaped hook.
The anode clamping circle is in a ring shape and comprises two semicircular hoops, one ends of the two semicircular hoops are rotationally connected through a shaft sleeve, and the other ends of the two semicircular hoops are connected through a clamping circular bolt; the semicircular annular hoop is provided with an axial clamping circular bolt hole; the guide sleeve is provided with a guide sleeve bolt hole opposite to the round clamping bolt hole; the metal ring is in a ring shape, and metal ring bolt holes opposite to the clamping circular bolt holes are formed in the metal ring.
The semicircular annular clamp is provided with a radially through flow guide hole, and the middle part of the flow guide hole is communicated with the bottom of the clamping circular bolt hole.
When the device works, the upper end of the cylinder barrel to be plated is fixed in a cathode clamping circle in the cathode hoisting assembly; then fixing the anode positioning component at the lower end of the cylinder barrel to be plated; and finally, hoisting the anode hoisting assembly on the cathode hoisting assembly, clamping the anode flying bar in the bayonet, enabling the anode to downwards penetrate through the cylinder barrel to be plated, positioning the lower end of the anode at the center hole of the guide sleeve, and completing the installation of the tool. Then, the cathode hoisting assembly is hoisted by the travelling crane, after the cylinder barrel to be plated and the anode are hoisted into the plating tank, the tool is connected with the cathode conducting device by the V-shaped hook, and the anode flying bar is connected with the anode pole seat to start plating.
Compared with the prior art, the invention has the beneficial effects that:
the anode hoisting assembly, the anode positioning assembly and the cathode hoisting assembly are combined with each other through an anode clamping circle, a cathode clamping circle and a bayonet, so that the parts are simplified, the rapid installation is realized, and the electroplating efficiency is improved;
2, the anode positioning component is directly arranged at the lower end of the cylinder barrel to be plated, can be adjusted according to the adaptation of workpieces, and has high universality and simple installation; the anode flying bar is mounted through the bayonet, so that the anode flying bar is positioned, the original complex structure is broken, and the integrated tool is realized;
3, the integral hoisting of the cathode and the anode is realized, the phenomenon that the workpiece is rusted due to long-time exposure in the air is avoided, and the electroplating quality is ensured.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a left side view of the inventive structure;
FIG. 3 is a schematic structural view of the cathode hoisting assembly in FIG. 1;
FIG. 4 is a left side view of the cathode hanger assembly of FIG. 3;
FIG. 5 is a structural top view of the cathode lifting assembly of FIG. 3;
FIG. 6 is a schematic view of the anode positioning assembly of FIG. 1;
FIG. 7 is a front view of an anode card in the anode positioning assembly;
FIG. 8 is a top view of an anode card in the anode positioning assembly;
FIG. 9 is a top view of a guide sleeve in the anode positioning assembly;
FIG. 10 is a top view of a metal ring in the anode positioning assembly;
FIG. 11 is a schematic view of the anode hoist assembly of FIG. 1;
FIG. 12 is a left side elevational view of the construction of the anode hoist assembly of FIG. 11;
in the figure: 1. clamping the anode into a circle; 1-1, a semicircular annular hoop; 1-2, flow guide holes; 2. a guide sleeve; 3. a metal ring; 4. a shaft sleeve; 5. clamping a round bolt; 6. clamping a circular bolt hole; 7. a guide sleeve bolt hole; 8. a metal ring bolt hole; 9. a cylinder barrel to be plated; 10. a connecting bolt; 11. a cathode hook; 12. a V-shaped hook; 13. a conductive copper bar; 14. a limiting plate; 15. a middle plate; 16. a vertical plate; 17. an outer wrapping sheet; 18. a bayonet; 20. clamping a cathode circle; 21. anode pinch; 22. an anode hook; 23. and an anode.
Detailed Description
The following is a specific embodiment of the present invention, which will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 4, fig. 6 and fig. 11, a novel electroplating hanger for an inner wall of an oil cylinder is provided, wherein a cathode hoisting assembly clamps the upper end of a cylinder barrel 9 to be plated, and is used for connecting the upper end of the cylinder barrel 9 to be plated and a cathode conducting device. The anode positioning component clamps the lower end of the cylinder barrel to be plated 9 and is used for connecting the lower end of the cylinder barrel to be plated 9 and the anode conducting device. The anode hoisting assembly is hung in the bayonet 18 of the cathode hoisting assembly, and an anode 23 in the anode hoisting assembly downwards passes through the cylinder 9 to be plated.
An anode positioning assembly:
as shown in fig. 6 to 10, the anode card circle comprises an anode card circle 1, a guide sleeve 2 and a metal ring 3 which are coaxially arranged;
the anode clamping ring 1 is in a ring shape, the anode clamping ring 1 comprises two semi-circular clamping rings 1-1, one ends of the two semi-circular clamping rings 1-1 are rotatably connected through a shaft sleeve 4, and the other ends of the two semi-circular clamping rings 1-1 are connected through clamping ring bolts 5. When the clamping device is used, the two semicircular ring-shaped clamps 1-1 are clamped on a cylinder barrel to be plated, the clamping positions can be flexibly adjusted according to the cylinder barrels with different lengths, the clamping device is not limited by grooves in the outer wall of the cylinder barrel, and the clamping device is used for supporting the guide sleeve 2 and the metal ring 3 while positioning is realized. The clamping of the cylinder barrels with different diameters can be realized by the slip filling tool between the anode clamping circle 1 and the cylinder barrel to be plated, so that the universality and the positioning accuracy of the tool are improved. The semicircular hoop 1-1 is provided with an axial clamping circular bolt hole 6 for connecting the guide sleeve 2 and the metal ring 3, the semicircular hoop 1-1 is provided with a radial through flow guide hole 1-2, and the middle part of the flow guide hole 1-2 is communicated with the bottom of the clamping circular bolt hole 6. The flow guiding holes 1-2 can avoid the phenomenon of flow suspension caused by the tank liquid remaining in the screw holes.
The guide sleeve 2 is provided with a guide sleeve bolt hole 7 opposite to the clamping circular bolt hole 6. The metal ring 3 is in a ring shape, and a metal ring bolt hole 8 opposite to the clamping circular bolt hole 6 is formed in the metal ring 3. When the anode clamping ring is used, as shown in fig. 6, the anode clamping ring 1 is clamped on the cylinder barrel 9 to be plated, the guide sleeve 2 abuts against the lower end of the cylinder barrel 9 to be plated, the metal ring 3 is positioned on the outer side of the guide sleeve 2, and the connecting bolt 10 penetrates through the metal ring 3 and the guide sleeve 2 to be fixed on the anode clamping ring 1.
The anode clamping ring is used for clamping a workpiece, and is also used for installing a guide sleeve used for positioning the anode and a metal ring with a shielding effect, so that the function of carrying and converting from top to bottom is achieved, two functions are concentrated on one part, the purpose of simple and convenient installation is achieved, meanwhile, the clamping position of the clamping ring can be flexibly adjusted according to different positions of clamping grooves on the outer wall of the cylinder barrel, and the purpose of good tool universality is met. In addition, the metal ring can absorb electric lines generated by the exposed anode, and the phenomena of chamfering and nodulation of the cylinder opening and plating outside the cylinder opening are avoided. The bottom ends of the round clamping bolt holes are respectively provided with an overflow port, so that the sagging of bath solution and the cross contamination of different bath solutions are avoided.
Cathode hoisting assembly:
referring to fig. 1 to 4, two vertical plates 16 are oppositely arranged, a cathode hook 11 is connected to the vertical plate 16, and the cathode hook 11 is used for hoisting a cathode hoisting assembly. The outer side of the vertical plate 16 is fixed with a V-shaped hook 12, and the V-shaped hook 12 is used for conducting electricity and is connected with a cathode conducting device. In order to enhance the conductive performance, the V-shaped hook 12 is covered with a conductive copper bar 13. The two vertical plates 16 are fixedly connected through a pair of middle plates 15, and the two middle plates 15 are provided with opposite bayonets 18; the bayonet 18 is used for receiving and positioning the anode positioning assembly. The inner side of the vertical plate 16 is fixed with a limiting plate 14, and the outer side of the vertical plate 16 is fixed with an outer wrapping plate 17. The lower ends of the two vertical plates 16 are fixedly connected with cathode clamping circles 20 used for clamping the upper end of the cylinder barrel 9 to be plated. The cathode clamping circle 20 is similar to the anode clamping circle 1 in structure, and is symmetrically arranged on the cylinder barrel 9 to be plated with the anode clamping circle 1, which is not described in detail in this embodiment.
Anode hoisting assembly:
referring to fig. 1 and 2, and fig. 11 and 12, an anode hook 22 is connected to the anode flying bar 21, and the anode hook 22 is used for hoisting the anode hoisting assembly. A cylindrical anode 23 is fixedly connected below the anode flying bar 21, and the anode flying bar 21 is used for conducting electricity and is connected with an anode conducting device. The cylindrical anode 23 is fixedly connected below the anode flying bar 21, when in use, two sides of the anode flying bar 21 are clamped in the bayonets 18 on the intermediate plate 5, the anode 23 downwards passes through the cylinder barrel 9 to be plated, and the lower end of the anode 23 is positioned and connected at the central hole of the guide sleeve 2.
The working process is as follows:
fixing the upper end of the cylinder barrel to be plated in a cathode clamping circle in the cathode hoisting assembly;
fixing an anode positioning component at the lower end of the cylinder barrel to be plated;
hoisting the anode hoisting assembly on the cathode hoisting assembly, clamping the anode boomerang in the bayonet, enabling the anode to downwards penetrate through the cylinder barrel to be plated, positioning the lower end of the anode at the center hole of the guide sleeve, and completing tool installation;
then, the cathode hoisting assembly is hoisted by the travelling crane, after the cylinder barrel to be plated and the anode are hoisted into the plating tank, the tool is connected with the cathode conducting device by the V-shaped hook, and the anode flying bar is connected with the anode pole seat to start plating.
Claims (4)
1. The utility model provides a hydro-cylinder inner wall electroplates hanger which characterized in that: the device comprises a cathode hoisting assembly used for clamping the upper end of a cylinder barrel (9) to be plated and an anode positioning assembly used for clamping the lower end of the cylinder barrel (9) to be plated, wherein the cathode hoisting assembly is connected with the anode hoisting assembly in a hanging manner;
the cathode hoisting assembly comprises a pair of vertical plates (16) which are oppositely arranged, a cathode lifting hook (11) is connected to each vertical plate (16), and a V-shaped hook (12) is fixed on the outer side of each vertical plate (16); the two vertical plates (16) are fixedly connected through a pair of middle plates (15), and the two middle plates (15) are provided with opposite bayonets (18); the lower ends of the two vertical plates (16) are fixedly connected with cathode clamping circles (20) used for clamping the upper ends of the cylinder barrels to be plated (9);
the anode positioning assembly comprises an anode clamping circle (1), a guide sleeve (2) and a metal ring (3) which are coaxially arranged; the anode clamping circle (1) is clamped at the lower part of the cylinder barrel (9) to be plated, the guide sleeve (2) abuts against the cylinder barrel (9) to be plated, and the metal ring (3) is positioned on the outer side of the guide sleeve (2); the anode clamping ring (1), the guide sleeve (2) and the metal ring (3) are fixed through a connecting bolt (10);
the anode clamping ring (1) is annular, the anode clamping ring (1) comprises two semicircular hoops (1-1), one ends of the two semicircular hoops (1-1) are rotatably connected through a shaft sleeve (4), and the other ends of the two semicircular hoops (1-1) are connected through a clamping ring bolt (5); an axial clamping circular bolt hole (6) is formed in the semicircular annular clamp (1-1);
a guide sleeve bolt hole (7) opposite to the clamping circular bolt hole (6) is formed in the guide sleeve (2);
the metal ring (3) is in a ring shape, and metal ring bolt holes (8) opposite to the clamping circular bolt holes (6) are formed in the metal ring (3);
the anode hoisting assembly comprises an anode flying bar (21), an anode hook (22) is connected to the anode flying bar (21), and a cylindrical anode (23) is fixedly connected to the lower part of the anode flying bar (21); two sides of the anode flying bar (21) are clamped in the bayonets (18) on the middle plate (5), the anode (23) downwards penetrates through the cylinder barrel (9) to be plated, and the lower end of the anode (23) is positioned at the central hole of the guide sleeve (2).
2. The electroplating hanger for the inner wall of the oil cylinder as claimed in claim 1, wherein: the inner side of the vertical plate (16) is fixed with a limiting plate (14), and the outer side of the vertical plate (16) is fixed with an outer wrapping plate (17).
3. The electroplating hanger for the inner wall of the oil cylinder as claimed in claim 1, wherein: and a conductive copper bar (13) used for enhancing the conductive performance is covered under the V-shaped hook (12).
4. The electroplating hanger for the inner wall of the oil cylinder as claimed in claim 1, wherein: the semicircular annular hoop (1-1) is provided with a radially through flow guide hole (1-2), and the middle part of the flow guide hole (1-2) is communicated with the bottom of the round clamping bolt hole (6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910898624.2A CN110592645B (en) | 2019-09-23 | 2019-09-23 | Novel electroplating hanger for inner wall of oil cylinder |
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| CN201910898624.2A CN110592645B (en) | 2019-09-23 | 2019-09-23 | Novel electroplating hanger for inner wall of oil cylinder |
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| CN110592645B true CN110592645B (en) | 2021-08-17 |
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| CN111621833A (en) * | 2020-05-30 | 2020-09-04 | 常德市联嘉机械有限公司 | Energy-saving electroplating device |
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