CN117265623A

CN117265623A - Cylinder inner hole slotless electroplating device

Info

Publication number: CN117265623A
Application number: CN202310342406.7A
Authority: CN
Inventors: 海杰雄
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-12-22

Abstract

The invention discloses a cylinder inner hole slotless electroplating device which comprises a cylinder body, a chromium plating anode, a plating solution storage tank and a workbench. The whole installation process has no electroplating solution, can directly observe and timely correct the installation process of the chromium plating anode and the cylinder body, and after the installation, the electroplating solution in the plating solution storage tank is continuously input into the inner hole of the cylinder body from the plating solution inlet by the titanium pump and flows out from the plating solution outlet above the inner hole of the cylinder body, so that the electroplating thickness can be ensured to be very uniform after electroplating, the actual average thickness of electroplating is reduced, and the electroplating cost is reduced.

Description

Cylinder inner hole slotless electroplating device

Technical Field

The invention relates to the technical field of cylinder bore electroplating, in particular to a cylinder bore slotless electroplating device.

Background

Electroplating is a process of plating a thin layer of other metals or alloys on the surface of some metals by utilizing the electrolysis principle, and is a process of adhering a metal film on the surface of the metal or other material parts by utilizing the electrolysis, thereby playing roles of preventing oxidation (such as rust) of the metal, improving wear resistance, conductivity, reflectivity, corrosion resistance (such as copper sulfate) and the like, and improving the beauty. Currently, electroplating processes are widely used in various fields of national production. The electroplating process needs to be carried out by an electroplating device.

At present, the conventional plating of the inner hole of the cylinder barrel is carried out in a conventional plating tank filled with a large amount of plating solution, each time, the cylinder barrel is firstly placed in the plating tank for fixing, then the anode is placed in the inner hole of the cylinder barrel, and a workpiece and the anode are soaked in the plating solution, for example, in the patent with the publication number of CN103046105A, an electroplating device is disclosed, and the electroplating device comprises: a plating tank containing a plating solution, wherein a plurality of plated articles are put into the plating solution; a plurality of anodes disposed opposite one or both surfaces of each of the plurality of plated articles; a first shield plate disposed between the electroplated article and the anode; and a second shielding plate composed of a first portion and a second portion perpendicularly connected to the first portion, wherein the first portion is placed between the first shielding plate and the anode, and the second portion is placed opposite to an end of the anode. The electroplating device can make the thickness of the electroplated layer on the surface of the electroplated article uniform, can improve the electroplating reliability and can manufacture high-quality electroplated products.

The electroplating device is characterized in that the electroplating device is not visible, the anode is easy to deviate from the center of the cylinder barrel, so that the thickness error of the cylinder barrel after electroplating is relatively large, and the electroplating thickness is increased to ensure that the minimum thickness meets the use requirement.

Disclosure of Invention

The invention aims to solve the technical problems and provide a cylinder inner hole slotless electroplating device. The plating solution is not used in the whole installation process, the installation process of the chromium plating anode and the cylinder body can be directly observed in the whole installation process, the plating solution in the plating solution storage tank is continuously input into the inner hole of the cylinder body from the plating solution inlet by using the titanium pump after the installation process, and flows out from the plating solution outlet on the inner hole of the cylinder body, so that the plating thickness can be ensured to be very uniform after the plating, the actual average thickness of the plating is reduced after the plating thickness is uniform, the plating cost is reduced, and the cylinder body can rotate in the production process, so that the special cylinder with higher plating thickness uniformity requirement can be plated.

In order to solve the technical problems, the technical scheme provided by the invention is as follows: the utility model provides a cylinder hole slotless electroplating device, includes cylinder body, chromium plating positive pole, plating solution holding tank and workstation, the workstation on be equipped with mounting base, stand setting be close to mounting base one side and be connected with the location clamp through the cylinder regulating part on the stand, chromium plating positive pole bottom vertically establish in the mounting base top through the insulation board, chromium plating positive pole top outside be equipped with and gather the liquid basin, gather the liquid basin on the intercommunication be equipped with plating solution export, mounting base top loop through the bolt installation and be equipped with base, nylon cavity seat, chromium plating positive pole bottom pass nylon cavity seat in proper order, install at the insulation board up end behind the base, nylon cavity seat on the intercommunication be equipped with plating solution entry, plating solution export pass through the titanium pump and connect on the plating solution holding tank, plating solution entry be connected with the plating solution holding tank, and nylon cavity seat downside with chromium plating positive pole between seal arrangement, the base on run through and be equipped with the positive pole copper bar, the inside one side that is located the base links to each other with the anode body, the positive pole bottom passes through the copper bar and installs the nylon cavity seat, and installs the copper bar and clamp down the cylinder body in the side of being used for fixing a position the cylinder.

Preferably, the cylinder bodies are provided with a plurality of groups, and the adjacent two groups of cylinder bodies are electrically connected in series through the anode conductive copper bars and the workpiece conductive copper bars, so that a plurality of cylinder inner hole slotless electroplating devices can be conveniently connected in series, and the equipment cost can be greatly saved and the electroplating electricity charge can be effectively reduced by 10-20% through the series production.

Preferably, the positioning clamping piece is vertically arranged, and the cylinder barrel body is inserted into one side, far away from the upright post, of the positioning clamping piece.

Preferably, the cylinder barrel adjusting piece is a clamp, the clamp clamping end is fixedly arranged on the upright post through a bolt, and the clamp clamping end is fixedly connected with the positioning clamping piece.

Preferably, the plating solution outlet is arranged at the lower side of the liquid collecting basin.

Preferably, an anti-collision cover is arranged at the top of the chromium plating anode.

Preferably, the mounting piece include that the cross section all is annular setting's connecting bush, transition bush and sealing washer, transition bush install in nylon cavity seat top, connecting bush peg graft in the transition bush inboard, the sealing washer upper and lower both sides cup joint respectively in cylinder body, connecting bush outside.

After adopting the structure, the invention has the following advantages: according to the invention, an electroplating bath is not needed, the chromium plating anode is fixed on the workbench, and the cylinder barrel body to be plated with chromium is installed, so that the cylinder barrel body and the chromium plating anode are well sealed. The whole installation process has no electroplating solution, the installation process of the chromium plating anode and the cylinder body can be directly observed, the electroplating solution in the plating solution storage tank is continuously input into the inner hole of the cylinder body from the plating solution inlet by using the titanium pump after the installation process, and flows out from the plating solution outlet on the inner hole of the cylinder body, so that the electroplating thickness can be ensured to be very uniform after the electroplating, the actual average thickness of the electroplating is reduced after the electroplating thickness is uniform, the electroplating cost is reduced, and the electroplating electric charge is effectively reduced by 10-20%.

The cylinder barrel body can rotate in the production process, and further, a special cylinder barrel with higher plating thickness uniformity requirement can be plated, the uniformity of the thickness of the inner hole chromium plating can be obviously improved, the consumption of electric charge for plating is obviously saved, the production efficiency of the inner hole chromium plating is improved, the plating cost is reduced, the quantity of plating solution is greatly reduced, and the method responds to the national discharge reduction policy of the electroplating industry.

And the plurality of cylinder inner hole slotless electroplating devices can be conveniently connected in series, so that the equipment cost and the electroplating electricity cost can be greatly saved in the series production, and the electroplating electricity cost is effectively reduced by 10-20%.

The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will become apparent by reference to the drawings and the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic sectional view of a cylinder bore slotless electroplating apparatus of the present invention.

Fig. 2 is a schematic diagram of the method at a in fig. 1.

FIG. 3 is a schematic series of four sets of cylinder bodies of the present invention being electroplated simultaneously.

As shown in the figure: 1. a cylinder body; 2. a chromium plating anode; 3. a plating solution storage tank; 4. a work table; 5. a mounting base; 6. a column; 7. a mounting member; 701. a connecting bushing; 702. a transition liner; 703. a seal ring; 8. an anti-collision cover; 9. a liquid collecting basin; 10. a plating solution outlet; 11. a base; 12. nylon cavity seat; 13. an insulating plate; 14. a plating solution inlet; 15. a titanium pump; 16. anode conductive copper bars; 17. conducting copper bars of the workpiece; 18. a cylinder barrel adjusting member; 19. and positioning the clamping piece.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

The present invention will be described in further detail in connection with the following.

1-2, cylinder hole slotless electroplating device, including cylinder body 1, chromium plating positive pole 2, plating solution holding tank 3 and workstation 4, workstation 4 on be equipped with mounting base 5, stand 6 set up in mounting base 5 one side, be connected with location clamping piece 19 through cylinder regulating part 18 on the stand 6 near mounting base 5 one side, chromium plating positive pole 2 bottom vertically establish in mounting base 5 top through insulation board 13, chromium plating positive pole 2 top outside be equipped with and gather liquid basin 9, gather liquid basin 9 on the intercommunication be equipped with plating solution outlet 10, plating solution outlet 10 set up gather liquid basin 9 downside position.

The mounting base 5 top pass through bolt installation in proper order and be equipped with base 11, nylon cavity seat 12, chromeplated positive pole 2 bottom pass nylon cavity seat 12, base 11 in proper order and install at insulation board 13 up end later, chromeplated positive pole 2 top install crashproof lid 8. The insulation board 13 is fixed at the up end of workstation 4, and it is placed in the base 11 inboard, nylon cavity seat 12 on the intercommunication be equipped with plating solution entry 14, plating solution export 10 pass through titanium pump 15 and connect on plating solution holding tank 3, plating solution entry 14 be connected with plating solution holding tank 3, and nylon cavity seat 12 downside with chromium plating anode 2 between sealed the setting, titanium pump 15 is the continuous input to cylinder body 1 hole of plating solution entry 14 in the plating solution holding tank 3, follow the plating solution export 10 outflow above cylinder body 1 hole, can guarantee like this that the electroplating thickness is very even after electroplating, the actual average thickness of electroplating reduces, reduces electroplating cost after the electroplating thickness is even.

In addition, the enlarged chromium plating anode 2 can be used, so that the gap between the chromium plating anode 2 and the inner hole wall of the cylinder barrel body 1 is conveniently reduced, the chromium plating efficiency is accelerated, the production cost is greatly reduced, and the electroplating electricity charge is effectively reduced by 10-20%. As the common electroplating tank is not needed, the storage and use quantity of the electroplating liquid can be greatly reduced, and the environment-friendly requirement is responded.

The base 11 on run through and be equipped with positive pole conductive copper bar 16, be located the inside one side of base 11 on the positive pole conductive copper bar 16 and link to each other with chromium plating positive pole 2, cylinder body 1 perpendicular cover establish in chromium plating positive pole 2 outside, and its bottom pass through mounting 7 and install on nylon cavity seat 12 sealed, preferably, mounting 7 include that the cross section all is connecting bush 701, transition bush 702 and the sealing washer 703 that the annular set up, transition bush 702 install in nylon cavity seat 12 top, connecting bush 701 peg graft in transition bush 702 inboard, sealing washer 703 upper and lower both sides cup joint respectively in cylinder body 1, connecting bush 701 outside.

The lower side of the cylinder body 1 is provided with a workpiece conductive copper bar 17, the positioning clamping piece 19 is used for positioning and clamping the cylinder body 1, the positioning clamping piece 19 is provided with an insulating block, and the positioning clamping piece 19 is arranged on the upright post 6 through the cylinder adjusting piece 18. Preferably, the positioning clamping piece 19 set up perpendicularly, cylinder body 1 peg graft and keep away from the one side of stand 6 on positioning clamping piece 19, cylinder regulating piece 18 be the clamp that has the insulating piece, clamp joint end passes through bolt fixed mounting on stand 6, and its and positioning clamping piece 19 between fixed connection, according to the size of cylinder body 1, adjust the distance between positioning clamping piece 19 and the stand 6, then install the clamp on stand 6, can realize the stable fixation to cylinder body 1.

The cylinder body 1 is mounted on the nylon cavity seat 12 in a sealing way through the mounting piece 7, the nylon cavity seat 12 is not fixedly and tightly arranged on the base, the positioning clamping piece 19 is also used for clamping and fixing the cylinder body 1 in a hoop mode and is not directly and tightly arranged by screws, the anode conductive copper bar 16 and the workpiece conductive copper bar 17 are also tightly pressed on the cylinder body 1, the whole cylinder body 1 can rotate around the center by external force, and the cylinder body 1 can rotate in the production process, so that a special cylinder with higher electroplating thickness uniformity requirement can be electroplated.

Referring to fig. 3, the cylinder bodies 1 are provided with a plurality of groups, and two adjacent groups of cylinder bodies 1 are electrically connected in series through an anode conductive copper bar 16 and a workpiece conductive copper bar 17. The multiple cylinder barrel inner hole slotless electroplating devices can be conveniently connected in series, the anode conductive copper bar 16 is an anode, the workpiece conductive copper bar 17 is a cathode, and the equipment cost and the electroplating electricity cost can be greatly saved in the series production.

In the concrete implementation of the invention, firstly, the distance between the positioning clamping piece 19 and the upright post 6 is adjusted according to the size of the cylinder barrel body 1, then the clamp is arranged on the upright post 6, so that the cylinder barrel body 1 can be stably fixed, then the cylinder barrel body 1 is sleeved on the outer side of the chromium plating anode 2, the bottom of the cylinder barrel body is inserted into the inner side of the sealing ring 703 at the lower side, the sealing between the cylinder barrel body 1 and the chromium plating anode 2 is good, at the moment, the chromium plating anode 2 is arranged in the middle of the inner hole of the cylinder barrel body 1, no electroplating liquid is arranged in the whole process, the installation process of the chromium plating anode 2 and the cylinder barrel body 1 can be directly observed in the whole process, the electroplating liquid in the plating liquid storage tank 3 is continuously input into the inner hole of the cylinder barrel body 1 from the lower side of the plating liquid inlet 14 by the titanium pump 15, and flows out from the plating liquid outlet 10 above the inner hole of the cylinder barrel body 1, and in the process, after the voltage is input between the anode conductive copper bar 16 and the workpiece conductive copper bar 17, metal ions in the electroplating liquid are attracted to the inner hole wall of the cylinder barrel body 1, and the electroplating liquid is carried out after the reduction. Therefore, the electroplating thickness can be ensured to be very uniform after electroplating, the actual average thickness of electroplating is reduced after the electroplating thickness is uniform, and the electroplating cost is reduced.

The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown throughout. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.

Claims

1. The cylinder barrel inner hole slotless electroplating device comprises a cylinder barrel body (1), a chromium plating anode (2), a plating solution storage tank (3) and a workbench (4), and is characterized in that the workbench (4) is provided with a mounting base (5) and a stand column (6), the stand column (6) is arranged on one side of the mounting base (5), one side of the stand column (6) close to the mounting base (5) is connected with a positioning clamping piece (19) through a cylinder barrel adjusting piece (18), the bottom of the chromium plating anode (2) is vertically arranged above the mounting base (5) through an insulating plate (13), a liquid collecting basin (9) is arranged on the outer side of the top of the chromium plating anode (2), a plating solution outlet (10) is communicated with the liquid collecting basin (9), a base (11) and a nylon cavity seat (12) are sequentially arranged above the mounting base (5) through bolts, the bottom of the chromium plating anode (2) sequentially penetrates through the nylon cavity seat (12) and the base (11) and then is arranged on the upper end face of the insulating plate (13), a plating solution inlet (14) is communicated with the plating solution outlet (14) through the plating solution storage tank (3), and nylon cavity seat (12) downside with chromium plating positive pole (2) between sealed setting, base (11) on run through and be equipped with positive pole conductive copper bar (16), be located one side of base (11) inside on positive pole conductive copper bar (16) and link to each other with chromium plating positive pole (2), cylinder body (1) vertically overlap and establish in chromium plating positive pole (2) outside, and its bottom passes through mounting (7) sealing mounting on nylon cavity seat (12), work piece conductive copper bar (17) are installed to cylinder body (1) downside, positioning clamp (19) be used for carrying out positioning clamp to cylinder body (1).

2. The cylinder bore slotless electroplating device according to claim 1, wherein the cylinder bodies (1) are provided with a plurality of groups, and two adjacent groups of cylinder bodies (1) are electrically connected in series through an anode conductive copper bar (16) and a workpiece conductive copper bar (17).

3. The cylinder bore slotless electroplating device according to claim 1, wherein the positioning clamping member (19) is vertically arranged, and the cylinder body (1) is inserted into one side of the positioning clamping member (19) far away from the upright post (6).

4. The cylinder bore slotless electroplating device according to claim 1, wherein the cylinder barrel adjusting member (18) is a clamp, the clamping end of the clamp is fixedly mounted on the upright post (6) through a bolt, and the clamping end is fixedly connected with the positioning clamping member (19).

5. The cylinder bore slotless electroplating device according to claim 1, wherein the plating solution outlet (10) is arranged at a position below the liquid collecting basin (9).

6. The cylinder bore slotless electroplating device according to claim 1, wherein the top of the chrome plating anode (2) is provided with an anti-collision cover (8).

7. The cylinder bore slotless electroplating device according to claim 1, wherein the mounting member (7) comprises a connecting bush (701), a transition bush (702) and a sealing ring (703) which are all arranged in an annular shape in cross section, the transition bush (702) is mounted above the nylon cavity seat (12), the connecting bush (701) is inserted into the inner side of the transition bush (702), and the upper side and the lower side of the sealing ring (703) are respectively sleeved on the outer sides of the cylinder body (1) and the connecting bush (701).