CN206858678U - A kind of anode assembly for the reducer pipe inner bore of part chromium plating of big L/D ratio end - Google Patents
A kind of anode assembly for the reducer pipe inner bore of part chromium plating of big L/D ratio end Download PDFInfo
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- CN206858678U CN206858678U CN201720571484.4U CN201720571484U CN206858678U CN 206858678 U CN206858678 U CN 206858678U CN 201720571484 U CN201720571484 U CN 201720571484U CN 206858678 U CN206858678 U CN 206858678U
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- anode stub
- spray lance
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Abstract
A kind of anode assembly for the reducer pipe inner bore of part chromium plating of big L/D ratio end is the utility model is related to, belongs to electroplating technology.Including anode stub (3), anode cable (1), trolley head (2), guide sleeve (4), positioning tapered sleeve (6), holding screw (5), upper extension spray lance (7) and lower extension spray lance (8), anode stub (3) is connected with anode cable (1) by trolley head (2) and conducting electric current positive pole, upper extension spray lance is fixedly connected by clip with the straight thorax end of plating piece, lower extension spray lance is fixedly connected by clip with plating piece flared end, forms the wide spindle in the narrow centre in both ends after connection with plating piece flared end inner space；Positioning tapered sleeve is fixed on anode stub bottom by holding screw, and 3 guide sleeves are fixed on anode stub by holding screw, and its position relationship on anode stub ensures that anode stub is in the center of plating piece.Prior art is contrasted, the utility model effectively increases quality of coating, ensure that coating uniformity.
Description
Technical field
The utility model belongs to electroplating technology, is related to one kind and is used for the reducer pipe inner bore of part chromium plating of big L/D ratio end
Anode assembly.
Background technology
The inner hole chrome anode assembly of existing big L/D ratio tube components (also referred to as plating piece) is by anode cable by trolley head
With anode stub UNICOM and conducting electric current positive pole, plating piece is fixed in plating solution, anode stub gos deep into inside plating piece pumping
Certain time realizes the inner hole chrome of plating piece, to cause inner hole chrome uniformly, it is necessary to ensure anode stub all the time in plating piece
Hole center, to ensure that anode stub is in center all the time during pumping, by by two guide sleeves
It is fastened and fixed on anode stub and is realized using mackintosh canoe.This kind of positioning method is for straight barrel type big L/D ratio pipe zero
Part is effective, but when it is used for the endoporus of big L/D ratio reducing tube components (being made up of a long sections of straight thorax and a bit of horn mouth)
During chromium plating, due to the change of big L/D ratio tube components internal diameter so that guide sleeve external diameter can only match with minimum diameter, meanwhile, by
Mackintosh between guide sleeve and anode stub be fastened mode exist plating solution high temperature soak and with tube wall for a long time
Mackintosh comes off so that the problem of anode guide sleeve falls off displacement after friction, can not ensure the same of anode stub and tube components
Axle degree, and then cause thickness of coating deviation to increase, axial-radial thickness of coating deviation is up to 0.2mm, it is impossible to it is equal to reach coating
Even property requirement.
The content of the invention
The defects of the purpose of this utility model is to overcome prior art, displacement is come off so that sun in order to solve guide sleeve
The problem of thickness of coating deviation is big caused by pole rod and plating piece be not coaxial, propose that one kind is used for big L/D ratio end reducer pipe zero
The anode assembly of part inner hole chrome.
The purpose of this utility model is achieved through the following technical solutions.
A kind of anode assembly for the reducer pipe inner bore of part chromium plating of big L/D ratio end, including anode stub, anode cable,
Trolley head, anode stub is connected with anode cable by trolley head and conducting electric current positive pole, in addition to：Guide sleeve, position tapered sleeve, be tight
Determine screw, upper extension spray lance and lower extension spray lance；
Guide sleeve divides for maintenance anode stub in the straight thorax of plating piece endoporus is in center all the time, in its external diameter and plating piece
The straight thorax in hole divides internal diameter to match, and internal diameter matches with anode rod outside diameter, for being placed on anode stub, is provided with is used for and clamp screw thereon
Follow closely the counterbore coordinated；
Preferably, guide sleeve end face is template petal-shaped, it is easy to liquid accessible circulation in plating piece；
Locating cone is covered for being oriented to and positioning anode rod, and direct anode rod is from plating piece end without being frictionally deep into it
Portion, and be in plating piece center, it is narrow wide class cylindrical part, groove internal diameter and anode rod outside diameter under with groove
Matching, for being placed on anode stub, external diameter divides internal diameter to match with the straight thorax of plating piece, and bottom outer is circular arc, is provided with use thereon
In the counterbore coordinated with holding screw；
Preferably, positioning tapered sleeve end face is template petal-shaped, it is easy to liquid accessible circulation in plating piece；
Holding screw is used to fasten guide sleeve a, guide sleeve b, guide sleeve c and positioning tapered sleeve, and it is fastened on into anode stub week
To preventing from coming off；
Upper extension spray lance is used to extend the narrow footpath end of plating piece, ensures the uniformity of end coating, its internal diameter and plating piece endoporus are straight
Thorax point is consistent；
Lower extension spray lance is used to extend the wide footpath end of plating piece, ensures the uniformity of end coating, its internal diameter is courage jacking mouth shape
Shape, i.e., symmetrical with plating piece horn mouth, internal diameter is by wide to narrow；
Annexation：Upper extension spray lance is fixedly connected by clip with the straight thorax end of plating piece, and lower extension spray lance passes through clip and plating piece
Flared end is fixedly connected, and forms the wide spindle in the narrow centre in both ends after connection with plating piece flared end inner space；Locating cone
Set is fixed on anode stub bottom by holding screw, and 3 guide sleeves are fixed on anode stub by holding screw, and it is in anode stub
On position relationship need to ensure that anode stub pumped in the long tube being made up of upper extension spray lance, plating piece and lower extension spray lance
All the time two guide sleeves are in straight thorax point inside plating piece in journey, to ensure that anode stub is in the center of plating piece, so as to ensure
Coating uniformity.
Beneficial effect
The utility model proposes device, contrast prior art, can effectively avoid guide sleeve and tube wall from rubbing for a long time,
Guide sleeve falls off the problem of displacement, so as to thickness of coating uniformity is ensured, ensure the effect of quality of coating.
Brief description of the drawings
Fig. 1 is a kind of anode device structure schematic diagram for reducer pipe inner bore of part chromium plating of the utility model embodiment；
Fig. 2 is that anode stub initially enters plating piece inner hole structure schematic diagram.
Fig. 3 is that anode stub is run to plating piece polycrystalline substance schematic diagram.
Reference：1-anode cable, 2-trolley head, 3-anode stub, 4-guide sleeve, 5-holding screw, 6-fixed
Position tapered sleeve, the upper extension spray lances of 7-, extension spray lance under 8-, 9- plating pieces.
Embodiment
Preferred embodiment of the present utility model is elaborated below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of anode assembly for the reducer pipe inner bore of part chromium plating of big L/D ratio end, including with bottom
Point：
Anode cable 1, trolley head 2, anode stub 3, guide sleeve 4, holding screw 5, position tapered sleeve 6, upper extension spray lance 7, under connect
Long tube 8, plating piece 9；
Wherein, (1) anode cable 1, for conducting electric current, is connected with rectifier；
(2) trolley head 2, for jointed anode cable 1 and anode stub 3；
(3) anode stub 3, as positive pole when electroplating, for conducting electric current, chromium ion is made to be deposited in tube wall；
(4) guide sleeve 4,3 are counted, for positioning anode rod, electroplating process makes anode stub remain at plating piece center；This
In embodiment, to make the use of guide sleeve not influence flow of the electrolyte, it is petal that its end face is set to template, certainly, not limited to this, this
Art personnel can also be directed to set periphery and be set to other shapes, as long as not influenceing the circulation of liquid；
(5) holding screw 5, for fastening guide sleeve 4 and positioning tapered sleeve 6, it is directed to set 4 and is fastened on anode circumference, prevent
Come off；
(6) tapered sleeve 6 is positioned, for guiding and positioning anode rod 3, plating is initial, in the presence of tapered sleeve 6 is positioned, anode
Rod 3 imports pipe orifice, anode stub 3 is remained at the center of plating piece 9 in electroplating process；In the present embodiment, to make positioning tapered sleeve
Use do not influence flow of the electrolyte, it is petal that its end face is set to template, and certainly, not limited to this, those skilled in the art can be with
It is directed to set periphery and is set to other shapes, as long as does not influence the circulation of liquid；
(7) extension spray lance 7 on, mainly play cathodic protection, make the upper end oral area electric force lines distribution of plating piece 9 uniform, in addition also
There is to be oriented to anode stub 3 into plating piece 9, be illustrated in figure 2 the position that anode stub 3 is entered the endoporus of plating piece 9 by upper extension spray lance 7
Relation is illustrated.
(8) extension spray lance 8 under, mainly play cathodic protection, and the effect that guiding anode stub 3 runs out plating piece makes 9 times end cones of plating piece
Shape aperture electric force lines distribution is uniform, is illustrated in figure 3 the bottom of anode stub 3 positioning tapered sleeve 6 and moves to each portion during lower 8 bottom of extension spray lance
The position relationship signal of part.
(9), will be in plating piece surface de-posited chromium layer with the operation up and down of anode stub 3 after the conducting electric current of plating piece 9.
Annexation between above-mentioned building block is：Guide sleeve 4 and positioning tapered sleeve 6 are fixed on anode by holding screw 5
On rod 3, anode stub 3 is connected by trolley head 2 with anode cable 1, and the threaded one end of anode cable 1 is fastened in trolley head 2,
Anode stub 1 is fastenedly connected the electric current in conducting anode cable 1 with trolley head 2 by soldering.The other end of anode cable 1 and hoist engine
Roller connects, and is connected on the copper coin being fixed on elevator machine cylinder and with rectifier anode, by conductive carbon brush group with being wrapped in
The conducting electric current of anode cable 1 on reel.Upper extension spray lance 7 is fastened with the upper end of plating piece 9 by clip, under lower extension spray lance 8 and plating piece 9
End is fastened by clip.
The specific work process of the present apparatus is as follows：
The first step：Anode stub 3 is connected with trolley head 2 by soldering mode, wraps up adhesive waterproof tape after connection at surface interface,
And with thermoplastic channel closure；
Second step：Anode cable 1 is connected through a screw thread compression mode with trolley head 2 and fastened, outer surface parcel thermoplastic tube；
3rd step：3 guide sleeves 4 are anchored on anode stub by holding screw 5, its spaced relationship need to ensure anode
Rod has two guiding all the time during being pumped in the long tube being made up of upper extension spray lance 7, plating piece 9 and lower extension spray lance 8
Set straight thorax point inside plating piece, to ensure that anode stub is in the center of plating piece, so as to ensure coating uniformity.；
4th step：Positioning tapered sleeve 6 is anchored on anode stub bottom by holding screw 5；
5th step：By the upper end clamp connection of upper extension spray lance 7 and plating piece 9, the lower end of lower extension spray lance 8 and plating piece 9 is blocked
Hoop connection；
6th step：Plating piece 9 is hung to coating bath, startup power supply, stroke, temperature and the electroplating time of anode stub 3 is set, adjusted
Anode stub 3 moves original position, and anode stub 3 pumps with the motion of elevator machine cylinder, until reaching the plating of setting
Thickness degree.
Through practice test, using the utility model device, guide sleeve will not fall off displacement problem, and according to metallographic
Thickness measuring method coating axial-radial thickness maximum deflection difference value is 0.01mm, and original device method thickness maximum deflection difference value is 0.02mm,
Effectively improve coating uniformity.
In order to illustrate content and embodiment of the present utility model, this specification gives specific embodiment.In embodiment
The middle purpose for introducing details is not the scope for limiting claims, and is to aid in understanding method described in the utility model.Ability
The technical staff in domain should be understood that：Do not departing from the utility model and its spirit and scope of the appended claims, to optimal real
Apply the various modifications of a step, change or replacement are all possible.Therefore, the utility model should not be limited to most preferred embodiment and
Accompanying drawing disclosure of that.
Claims (3)
1. a kind of anode assembly for the reducer pipe inner bore of part chromium plating of big L/D ratio end, including anode stub (3), anode cable
(1), trolley head (2), anode stub (3) is connected with anode cable (1) by trolley head (2) and conducting electric current positive pole, its feature exist
In, in addition to：Guide sleeve (4), positioning tapered sleeve (6), holding screw (5), upper extension spray lance (7) and lower extension spray lance (8)；
Guide sleeve is used for maintenance anode stub and is in center all the time in the straight thorax of plating piece endoporus point, and its external diameter and plating piece endoporus are straight
Thorax divides internal diameter to match, and internal diameter matches with anode rod outside diameter, for being placed on anode stub, is provided with thereon for matching somebody with somebody with holding screw
The counterbore of conjunction；
Locating cone is covered for being oriented to and positioning anode rod, direct anode rod from plating piece end without being frictionally deep into inside it, and
In plating piece center, it is narrow wide class cylindrical part under with groove, and groove internal diameter matches with anode rod outside diameter,
For being placed on anode stub, external diameter divides internal diameter to match with the straight thorax of plating piece, and bottom outer is circular arc, be provided with thereon for it is tight
Determine the counterbore of screw fit；
Holding screw is used to fasten guide sleeve a, guide sleeve b, guide sleeve c and positioning tapered sleeve, and it is fastened on into anode stub circumference, prevented
Anti-avulsion falls；
Upper extension spray lance is used to extend the narrow footpath end of plating piece, ensures the uniformity of end coating, its internal diameter and the straight thorax of plating piece endoporus
Divide consistent；
Lower extension spray lance is used to extend the wide footpath end of plating piece, ensures the uniformity of end coating, its internal diameter is courage jacking mouth shape, i.e.,
Symmetrical with plating piece horn mouth, internal diameter is by wide to narrow；
Annexation：Upper extension spray lance is fixedly connected by clip with the straight thorax end of plating piece, and lower extension spray lance passes through clip and plating piece loudspeaker
Mouth end is fixedly connected, and forms the wide spindle in the narrow centre in both ends after connection with plating piece flared end inner space；Positioning tapered sleeve leads to
Cross holding screw and be fixed on anode stub bottom, 3 guide sleeves are fixed on anode stub by holding screw, and it is on anode stub
During position relationship need to ensure that anode stub pumps in the long tube being made up of upper extension spray lance, plating piece and lower extension spray lance
All the time two guide sleeves are in straight thorax point inside plating piece, to ensure that anode stub is in the center of plating piece, so as to ensure coating
Uniformity.
2. a kind of anode assembly for the reducer pipe inner bore of part chromium plating of big L/D ratio end according to claim 1, its
It is characterised by, the guide sleeve end face is template petal-shaped, is easy to liquid accessible circulation in plating piece.
3. a kind of anode assembly for the reducer pipe inner bore of part chromium plating of big L/D ratio end according to claim 1 or 2,
Characterized in that, the positioning tapered sleeve end face is template petal-shaped, it is easy to liquid accessible circulation in plating piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720571484.4U CN206858678U (en) | 2017-05-22 | 2017-05-22 | A kind of anode assembly for the reducer pipe inner bore of part chromium plating of big L/D ratio end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720571484.4U CN206858678U (en) | 2017-05-22 | 2017-05-22 | A kind of anode assembly for the reducer pipe inner bore of part chromium plating of big L/D ratio end |
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| CN206858678U true CN206858678U (en) | 2018-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720571484.4U Active CN206858678U (en) | 2017-05-22 | 2017-05-22 | A kind of anode assembly for the reducer pipe inner bore of part chromium plating of big L/D ratio end |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716014A (en) * | 2018-05-04 | 2018-10-30 | 徐孜飞 | A kind of coiled tubing chrome-plating device |
| CN110592645A (en) * | 2019-09-23 | 2019-12-20 | 徐州徐工液压件有限公司 | Novel electroplating hanger for inner wall of oil cylinder |
| CN111321452A (en) * | 2018-12-17 | 2020-06-23 | 联合汽车电子有限公司 | Deep inner hole part rack plating structure |
-
2017
- 2017-05-22 CN CN201720571484.4U patent/CN206858678U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716014A (en) * | 2018-05-04 | 2018-10-30 | 徐孜飞 | A kind of coiled tubing chrome-plating device |
| CN111321452A (en) * | 2018-12-17 | 2020-06-23 | 联合汽车电子有限公司 | Deep inner hole part rack plating structure |
| CN111321452B (en) * | 2018-12-17 | 2021-06-08 | 联合汽车电子有限公司 | Deep inner hole part rack plating structure |
| CN110592645A (en) * | 2019-09-23 | 2019-12-20 | 徐州徐工液压件有限公司 | Novel electroplating hanger for inner wall of oil cylinder |
| CN110592645B (en) * | 2019-09-23 | 2021-08-17 | 徐州徐工液压件有限公司 | Novel electroplating hanger for inner wall of oil cylinder |
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