CN210620980U - Horizontal chromium plating groove - Google Patents
Horizontal chromium plating groove Download PDFInfo
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- CN210620980U CN210620980U CN201921379721.2U CN201921379721U CN210620980U CN 210620980 U CN210620980 U CN 210620980U CN 201921379721 U CN201921379721 U CN 201921379721U CN 210620980 U CN210620980 U CN 210620980U
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- chromium plating
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Abstract
The utility model relates to a horizontal chromium plating bath, wherein the horizontal chromium plating bath comprises a bath body, and the side walls at the two ends of the bath body are provided with round through holes; a sealing component is arranged on the side wall outside the through hole, and a chromium plating anode component is arranged at the top of the tank body; the chromium plating anode assembly comprises an annular anode ring and a suspension cross beam, the suspension cross beam comprises a pair of cross beam plates, and each cross beam plate comprises a clamping section and fastening sections at two ends of the clamping section; the anode rings are provided with suspension rods, the end parts of the suspension rods are fixedly arranged between the clamping sections of the two cross beam plates, and the number of the anode rings is multiple; the sealing assembly comprises an outer sealing flange, an outer seal, an inner sealing flange, an inner seal and a connecting piece; also provides a method for electroplating the chromium plating bath. The method solves the problem of uneven plating, and can save a large amount of precious metal materials; the electroplating problem of the long piston rod is solved, multiple-length machining of a plurality of short piston rods can be achieved, and efficiency is improved.
Description
Technical Field
The utility model relates to a horizontal chromium plating bath and provides a method for plating chromium, belonging to the technical field of electroplating devices and electroplating methods.
Background
The existing electroplating bath is mostly used for immersing materials to be electroplated into the electroplating bath from the upper part of the electroplating bath, the electroplating mode is convenient for small or short plated parts, but for long rod pieces, the rod pieces are hung at two ends because the length of the rod pieces exceeds 20m, the upper and lower electroplating of the rod pieces are not uniform enough, if the electroplating bath is used for vertical electroplating, the electroplating bath needs to be deep enough, the horizontal electroplating bath needs to be long enough, the electroplating bath is too long, the using amount of the electroplating solution is large, the electroplating layer is not uniform during electroplating, the point discharge is easy, and a large number of auxiliary tools are needed;
the traditional chromium electroplating method has the defects that the plating layer is uneven, the point discharge is easily generated, a large amount of shielding tools are needed to be manufactured to avoid the phenomenon, and the overlong piston rod cannot be electroplated due to the limitation of the size of the plating tank.
SUMMERY OF THE UTILITY MODEL
The utility model provides a horizontal chromium plating bath and chromium plating method aiming at the condition that the plating part is inserted into the electroplating solution through the top opening in the prior plating bath.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a horizontal chromium plating bath comprises a bath body and is characterized in that the side walls of two ends of the bath body are provided with circular through holes; a sealing component is arranged on the side wall outside the through hole, and a chromium plating anode component is arranged at the top of the tank body; the chromium plating anode assembly comprises an annular anode ring and a suspension cross beam, the suspension cross beam comprises a pair of cross beam plates, the cross beam plates comprise clamping sections and fastening sections at two ends of the clamping sections, the fastening sections of the two cross beam plates are fixed through bolts, and a gap is reserved between the clamping sections and used for clamping a suspension rod on the anode ring; the anode rings are provided with suspension rods, the end parts of the suspension rods are fixedly arranged between the clamping sections of the two cross beam plates, and the number of the anode rings is multiple; the sealing assembly comprises an outer sealing flange, an outer seal, an inner sealing flange, an inner seal and a connecting piece; the connecting piece comprises an annular connecting ring disc, the connecting ring disc is provided with a fixing hole and a bolt connecting hole, an annular convex ring disc is arranged at the center of the connecting ring disc, an outer snap ring is arranged on the outer ring of the connecting ring disc, a bolt mounting groove matched with the bolt connecting hole is formed in the edge of the outer snap ring, and an inner sealing ring is arranged at the center of the convex ring disc; and a through hole vertical to the axis of the inner sealing flange is arranged on the side edge of the inner sealing flange. The connecting piece is fixed on the groove body at the fixing hole, and then the other parts of the sealing assembly are fixed on the connecting piece. This application utilizes seal assembly's is sealed, can realize during the horizontal plating bath that enters into of piston rod spare to can realize continuous electroplating, because adopt the structure of double containment, enter into the in-process in the cell body in the member is continuous, have one throughout in two sealing washers of seal assembly by piston rod spare shutoff, the through-hole on the inner seal flange can play the effect of the plating solution of discharge overflow department moreover.
On the basis of the technical scheme, the utility model discloses a reach the convenience of use and the stability of equipment, can also make following improvement to foretell technical scheme:
furthermore, the center of the disc surface on one side of the inner sealing flange is provided with a raised pressure ring, and the center of the disc surface on the other side is provided with a groove.
Furthermore, the center of the outer sealing flange disk surface is provided with a raised pressure ring. The protruding clamping ring on the flange can play a role in more fastening sealing, and simultaneously has an extrusion cutting role on an outer seal (a sealing gasket), and the outer seal and the inner seal ensure the sealing of the groove body before the piston rod enters.
Further, the bolt connecting holes and the fixing holes are four in number and are alternately arranged, the outer sealing flange, the inner sealing flange and the connecting piece are connected through bolts, and nuts are installed at the end portions of the bolt connecting holes through the bolts. The sealing structure designed in this way is stable in connection and convenient to disassemble, assemble, maintain and replace.
Furthermore, the end part of the suspension cross beam is arranged at the top of the groove body through an installation block, the installation block is provided with an upper groove and a lower groove, and the upper groove and the lower groove are perpendicular to each other. The lower groove can be clamped at the top of the side wall of the groove body, and the upper groove is used for clamping the fastening section of the end part of the suspension cross beam.
Furthermore, a recovery tank is arranged on the side wall of the tank body below the sealing assembly. The recovery tank is used for recovering the electroplating solution flowing out of the through hole on the inner sealing flange.
Further, there are two groups of the chromium plating anode components. The processing efficiency can be improved.
The application also provides a using method of the chromium plating bath, which comprises the following steps:
a chromium plating method using a horizontal chromium plating bath is characterized in that a piston rod piece is inserted into a sealing assembly at a through hole on the side wall of the side end of a bath body of the chromium plating bath in a direction parallel to the ground, the piston rod piece is sequentially inserted into an outer sealing flange, an outer seal, an inner sealing flange, an inner seal and a middle hole of a connecting piece and then enters the bath body, the bath body is filled with electroplating solution, two ends of a suspension cross beam of an anode assembly are supported at the top of the bath body through mounting blocks, an anode ring suspended below the suspension cross beam is immersed in the electroplating solution in the bath body, the center of the anode ring is positioned on a connecting line of the centers of the through holes at the two ends, the piston rod piece penetrates through the centers of a plurality of anode rings below the suspension cross beam and then is immersed in the sealing assembly at the other end; when the tail end of the previous piston rod piece leaves the outer sealing flange of the sealing assembly at the inlet side, the next piston rod piece starts to enter the outer sealing flange of the sealing assembly at the inlet side, and when the tail end of the previous piston rod piece completely enters the tank body, part of overflowed electroplating solution flows out from the through hole on the inner sealing flange and drops into the recovery tank for recovery; the piston rod pieces are sequentially arranged into the chromium plating groove one by one, so that continuous electroplating is realized.
The utility model has the advantages that: the problem that the existing tank plating is limited in length and cannot be used for electroplating the piston rod more than ten meters is solved, and due to the adoption of the annular anode, the uniformity of a plating layer is greatly improved, and the unevenness in the whole circumferential direction can be controlled within 3%. The problem of uneven plating is solved, and a large amount of precious metal materials can be saved; the electroplating problem of the long piston rod is solved, multiple-length machining of a plurality of short piston rods can be achieved, and efficiency is improved.
Drawings
FIG. 1 is a schematic view of the discrete structure of a horizontal chromium plating bath according to the present application;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a schematic structural view of the seal assembly of FIG. 1;
FIG. 4 is a schematic view of the discrete structure of FIG. 3;
FIG. 5 is a schematic structural view of an inner sealing flange;
FIG. 6 is a schematic structural view of a connector;
fig. 7 is a schematic structural view of the mounting block.
The reference numbers are recorded as follows: 1-chrome plating anode component, 1.1-anode ring, 1.2-suspension rod, 1.3-clamping section, 1.4-fastening section, 2-groove body, 3-sealing component, 3.1-outer sealing flange, 3.2-outer sealing, 3.3-inner sealing flange, 3.3.1-through hole, 3.4-inner sealing, 3.5-connecting piece, 3.5.1-connecting ring disc, 3.5.2-outer snap ring, 3.5.3-inner sealing ring, 3.5.4-convex ring disc, 3.5.5-bolt connecting hole, 3.5.6-bolt mounting groove, 3.5.7-fixing hole, 3.6-bolt, 3.7-nut, 4-mounting block, 4.1-upper groove, 4.2-lower groove and 5-recovery groove.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
A horizontal chromium plating bath (see figures 1-7) comprises a bath body 2, wherein the side walls of two ends of the bath body 2 are provided with circular through holes; a sealing component 3 is arranged on the side wall outside the through hole, and a chromium plating anode component 1 is arranged at the top of the tank body 2; the chromium plating anode assembly 1 comprises an annular anode ring 1.1 and a suspension cross beam, wherein the suspension cross beam comprises a pair of cross beam plates, and each cross beam plate comprises a clamping section 1.3 and fastening sections 1.4 at two ends of the clamping section 1.3; the anode rings 1.1 are provided with suspension rods 1.2, the end parts of the suspension rods 1.2 are fixedly arranged between the clamping sections 1.3 of the two cross beam plates, and a plurality of anode rings 1.1 are arranged; the sealing assembly 3 comprises an outer sealing flange 3.1, an outer seal 3.2, an inner sealing flange 3.3, an inner seal 3.4 and a connecting piece 3.5; the connecting piece 3.5 comprises an annular connecting ring disc 3.5.1, the connecting ring disc 3.5.1 is provided with a fixing hole 3.5.7 and a bolt connecting hole 3.5.5, the center of the connecting ring disc 3.5.1 is provided with an annular convex ring disc 3.5.4, the outer ring of the connecting ring disc 3.5.1 is provided with an outer snap ring 3.5.2, the edge of the outer snap ring 3.5.2 is provided with a bolt mounting groove 3.5.6 matched with the bolt connecting hole 3.5.5, and the center of the convex ring disc 3.5.4 is provided with a ring opening and is provided with an inner sealing ring 3.5.3; a through hole 3.3.1 vertical to the axis of the inner sealing flange 3.3 is arranged at the side edge of the inner sealing flange 3.3; the annular lead-tin alloy anode assembly 13 is adopted, so that the cylindrical workpiece continuously passes through the center of the anode of the electroplating bath, and the plating layer is very uniform due to the adoption of the annular anode; the center of the disc surface at one side of the inner sealing flange 3.3 is provided with a raised pressure ring, and the center of the disc surface at the other side is provided with a groove; a raised pressure ring is arranged at the center of the disc surface of the outer sealing flange 3.1; the bolt connecting holes 3.5.5 and the fixing holes are respectively provided with four and are alternately arranged, the outer sealing flange 3.1, the outer sealing flange 3.2, the inner sealing flange 3.3, the inner sealing flange 3.4 and the connecting piece 3.5 are connected by the bolts 3.6, and the bolts 3.6 penetrate through the end part of the bolt connecting holes 3.5.5 and are provided with nuts 3.7; the end part of the suspension cross beam is arranged at the top of the groove body 2 through an installation block 4, the installation block 4 is provided with an upper groove 4.1 and a lower groove 4.2, and the upper groove 4.1 and the lower groove 4.2 are vertical to each other; a recovery tank 5 is arranged on the side wall of the tank body 2 below the sealing component 3; there are two sets of the chromium plating anode components 1.
The chromium plating bath realizes the electroplating of the piston rod piece in the following way:
a chromium plating method using a horizontal chromium plating bath is characterized in that a piston rod piece is inserted into a sealing assembly 3 at a through hole on the side wall of the end part at the inlet side of a chromium plating bath body 2 in a direction parallel to the ground, the piston rod piece is inserted into a mesopore of an outer sealing flange 3.1, an outer sealing flange 3.2, an inner sealing flange 3.3, an inner sealing flange 3.4 and a connecting piece 3.5 in sequence and then enters the bath body 2, the bath body 2 is filled with electroplating solution, two ends of a suspension cross beam of an anode assembly 1 are supported at the top of the bath body 2 through mounting blocks 4, an anode ring 1.1 suspended below the suspension cross beam is immersed in the electroplating solution, the centers of the anode rings are on the connecting line of the centers of the through holes at the two ends, the piston rod piece penetrates through the centers of the anode rings 1.1 under the suspension cross beam and then is immersed into the sealing component 3 at the other end, and sequentially passes through a connecting piece 3.5, an inner seal 3.4, an inner seal flange 3.3, an outer seal 3.2 and an outer seal flange 3.1; when the tail end of the previous piston rod piece leaves the outer sealing flange 3.1 of the sealing assembly 3 at the inlet side, the next piston rod piece starts to enter the outer sealing flange of the sealing assembly 3 at the inlet side, and when the tail end of the previous piston rod piece completely enters the tank body 2, part of overflowed electroplating solution flows out from the through hole 3.3.1 on the inner sealing flange 3.3 and drops into the recovery tank 5 for recovery; the piston rod pieces are sequentially arranged into the chromium plating groove one by one, so that continuous electroplating is realized.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. A horizontal chromium plating bath comprises a bath body (2), and is characterized in that the side walls of two ends of the bath body (2) are provided with circular through holes; a sealing component (3) is arranged on the side wall of the outer side of the through hole, and a chromium plating anode component (1) is arranged at the top of the tank body (2); the chromium plating anode assembly (1) comprises an annular anode ring (1.1) and a suspension cross beam, wherein the suspension cross beam comprises a pair of cross beam plates, and each cross beam plate comprises a clamping section (1.3) and fastening sections (1.4) at two ends of the clamping section (1.3); the anode rings (1.1) are provided with suspension rods (1.2), the end parts of the suspension rods (1.2) are fixedly arranged between the clamping sections (1.3) of the two cross beam plates, and a plurality of anode rings (1.1) are arranged; the sealing assembly (3) comprises an outer sealing flange (3.1), an outer sealing flange (3.2), an inner sealing flange (3.3), an inner sealing (3.4) and a connecting piece (3.5); the connecting piece (3.5) comprises an annular connecting ring disc (3.5.1), the connecting ring disc (3.5.1) is provided with a fixing hole (3.5.7) and a bolt connecting hole (3.5.5), an annular convex ring disc (3.5.4) is arranged at the center of the connecting ring disc (3.5.1), an outer ring of the connecting ring disc (3.5.1) is provided with an outer snap ring (3.5.2), the edge of the outer snap ring (3.5.2) is provided with a bolt mounting groove (3.5.6) matched with the bolt connecting hole (3.5.5), and the center of the convex ring disc (3.5.4) is provided with a ring opening and an inner sealing ring (3.5.3); the side edge of the inner sealing flange (3.3) is provided with a through hole (3.3.1) vertical to the axis of the inner sealing flange (3.3).
2. The horizontal chromium plating bath according to claim 1, wherein the center of the disk surface on one side of the inner sealing flange (3.3) is provided with a raised press ring, and the center of the disk surface on the other side is provided with a groove.
3. The horizontal chromium plating bath according to the claim 1, characterized in that the center of the disc surface of the outer sealing flange (3.1) is provided with a raised press ring.
4. The horizontal chromium plating bath according to claim 1, wherein the bolt connecting holes (3.5.5) and the fixing holes are respectively four and alternately arranged, the bolt (3.6) connects the outer sealing flange (3.1), the outer sealing (3.2), the inner sealing flange (3.3), the inner sealing (3.4) and the connecting piece (3.5), and the bolt (3.6) passes through the end part of the bolt connecting hole (3.5.5) to be provided with a nut (3.7).
5. The horizontal chromium plating bath according to the claim 1, characterized in that the end of the suspension cross beam is mounted on the top of the bath body (2) by a mounting block (4), the mounting block (4) has an upper groove (4.1) and a lower groove (4.2), the upper groove (4.1) and the lower groove (4.2) are perpendicular to each other.
6. The horizontal chromium plating bath according to the claim 1, characterized in that a recovery tank (5) is installed on the side wall of the bath body (2) below the sealing component (3).
7. The horizontal chromium plating bath according to claim 1, characterised in that said anode assemblies (1) for chromium plating are in two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921379721.2U CN210620980U (en) | 2019-08-23 | 2019-08-23 | Horizontal chromium plating groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921379721.2U CN210620980U (en) | 2019-08-23 | 2019-08-23 | Horizontal chromium plating groove |
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| Publication Number | Publication Date |
|---|---|
| CN210620980U true CN210620980U (en) | 2020-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921379721.2U Active CN210620980U (en) | 2019-08-23 | 2019-08-23 | Horizontal chromium plating groove |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110387570A (en) * | 2019-08-23 | 2019-10-29 | 山东星辉航空液压机械有限公司 | A kind of horizontal chromium plating slot and chrome-plating method |
-
2019
- 2019-08-23 CN CN201921379721.2U patent/CN210620980U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110387570A (en) * | 2019-08-23 | 2019-10-29 | 山东星辉航空液压机械有限公司 | A kind of horizontal chromium plating slot and chrome-plating method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210910 Address after: 264006 No. 9, Guangzhou road, Yantai Economic and Technological Development Zone, Shandong Province Patentee after: Shandong Quanqing Environmental Protection Technology Co.,Ltd. Address before: 264006 No. 9, Guangzhou road, development zone, Yantai City, Shandong Province Patentee before: ROSENBOOM MACHINE & TOOL Inc. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220415 Address after: 264006 No. 9, Guangzhou road, Yantai Economic and Technological Development Zone, Yantai area, China (Shandong) pilot Free Trade Zone, Yantai City, Shandong Province Patentee after: YANTAI NEWSTAR AERO HYDRAULICS Co.,Ltd. Address before: 264006 No. 9, Guangzhou road, Yantai Economic and Technological Development Zone, Shandong Province Patentee before: Shandong Quanqing Environmental Protection Technology Co.,Ltd. |