CN208965075U - A kind of longaxones parts outer diameter chrome-plating device - Google Patents
A kind of longaxones parts outer diameter chrome-plating device Download PDFInfo
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- CN208965075U CN208965075U CN201821765450.XU CN201821765450U CN208965075U CN 208965075 U CN208965075 U CN 208965075U CN 201821765450 U CN201821765450 U CN 201821765450U CN 208965075 U CN208965075 U CN 208965075U
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Abstract
The utility model relates to a kind of longaxones parts outer diameter chrome-plating devices, belong to electroplating technology；Including cathode hook (1), connecting plate (2), upper cap (3) and lower cap (4); cathode is linked up with for plating piece to be hung on cathode conducting rod; connecting plate is for connecting cap and cathode hook; upper cap is for protecting the non-chromium plating position in long shaft part one end; and extend part upper end, guarantee that the thickness of coating of upper end is uniform；Lower cap is used to protect the non-chromium plating position of long shaft part end face on the lower, and extends plating piece lower end, keeps the coating of lower end uniform；Cathode hook is connect by bolt with connecting plate, and connecting plate is connect by bolt with upper cap, and upper cap is connect with plating piece upper end, lower cap with plating piece lower end maintenance.The prior art is compared, the utility model can be avoided dimension overproof after the plating of long shaft part end, have and guarantee coating uniformity, reduce the effect of polishing rejection and waste, and improve hanger versatility, adaptability.
Description
Technical field
The utility model relates to a kind of longaxones parts outer diameter chrome-plating devices, belong to electroplating technology.
Background technique
Draw ratio need to be leaned on when being greater than 50 longaxones parts outer diameter chromium plating dedicated chrome-plating device guarantee chromium plating dimensional accuracy and
Thickness of coating.Outer diameter chrome-plating device is generally made of cathode hook, connecting plate and upper and lower cap, and the effect of cathode hook is fastening zero
Part simultaneously hangs part to slot, and the effect of upper and lower cap has been mainly the work for extending plating piece cathodic protection and protecting non-chrome-plated surface
With as shown in Figure 1.The lower cap of current process device be the externally threaded class cylindrical structure of one end band, the excircle dimension of cylinder with
Part outer diameter matches, and the cylinder thickness of exposing is about 15~20mm.Connecting rod is connect with upper cap by welding manner.Even
It is linked into an integrated entity between fishplate bar and upper cap using welding structure, the mode that connecting plate is connected by screw bolts with hook hangs part
In in coating bath.The type fixture has the following problems:
1, the chrome layer dimension overproof 0.03mm of part lower end (about 30mm) after plating.
2, due to using welding structure form between connecting plate and upper cap, every kind of outer diameter chrome-plated part is both needed to design specialized plating
Chromium fixture, versatility is poor, and fixture occupied area is larger, and there are the wastes of material and manpower.
3, when chromium plating, part must be completely soaked to plating solution.Connecting plate and hook are upper prefabricated for bolted
Two shape of through holes are circle, and position when various outer diameter chrome-plated part is electroplated in coating bath needs cannot be according to liquid level tune
Section, applicability are poor.
Summary of the invention
The purpose of this utility model is to overcome the defects of prior art, and it is super to solve long shaft part end chromium plating size
Difference, the poor problem of device adaptability, versatility propose a kind of longaxones parts outer diameter chrome-plating device.
The purpose of this utility model is achieved through the following technical solutions.
A kind of longaxones parts outer diameter chrome-plating device, comprising: cathode hook, connecting plate, upper cap and lower cap；
For cathode hook for plating piece to be hung on cathode conducting rod, cathode links up with key-way shape hole there are three the settings of one end,
Keyway shape adjusts position of the bolt in hole up and down, matches with three key-way shape holes in connecting rod；
Connecting plate is for connecting cap and cathode hook, and one end of the connection board band is there are two circular hole, two circular holes with upper cap
Diameter matches；Three key-way shape holes are arranged in the other end, and the key-way shape hole that size is linked up with cathode matches；
Upper cap extends part upper end for protecting the non-chromium plating position in long shaft part one end, guarantees the plating thickness of upper end
Degree is uniform；Upper cap top is provided with the through-hole to match with the circular hole of connecting plate, for being connected thereto by bolt；
Lower cap is used to protect the non-chromium plating position of long shaft part end face on the lower, and extends plating piece lower end, makes lower end
Coating is uniform；The part that lower cap exposes plating piece is in coniform, length about 40~50mm, compares part close to part one end outer diameter
The big 1~2mm of outer diameter, far from part one end outer diameter it is 3~4mm bigger than part outer diameter；
Bolt is used to connect cathode hook and connecting plate, connecting plate with upper cap；
Connection relationship: cathode hook is connect by bolt with connecting plate, and when connection can be according to height of the plating piece in coating bath
Bolt fastening position is adjusted, the length for increasing adjusting is 45~80mm, and connecting plate is connect by bolt with upper cap, upper cap and plating piece
The connection of upper end maintenance, lower cap are connect with plating piece lower end maintenance；It is when plating, cathode of the cathode hook hanging above coating bath is conductive
On bar.
Preferably, the upper cap is connected through a screw thread with plating piece upper end, lower cap and plating piece lower end.
Beneficial effect
Compared with prior art, a kind of longaxones parts outer diameter chrome-plating device of the utility model, can be avoided long shaft part
Dimension overproof after the plating of end, has and guarantees coating uniformity, reduces the effect of polishing rejection and waste, and it is general to improve hanger
Property, adaptability.
Detailed description of the invention
Fig. 1 is former longaxones parts outer diameter chrome-plating device structural schematic diagram；
Fig. 2 is a kind of longaxones parts outer diameter chrome-plating device structural schematic diagram of the utility model；
Fig. 3 is the connecting board structure schematic diagram in chrome-plating device；
Appended drawing reference: 1- cathode hook；2- connecting rod；The upper cap of 3-；Cap under 4-；5- bolt；6- holding screw；7- plating piece.
Specific embodiment
It is practical new below in conjunction with this to be illustrated to the objectives, technical solutions, and advantages of the embodiments of the present invention
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
Embodiment 1
As shown in Fig. 2, a kind of longaxones parts outer diameter chrome-plating device, including following part: cathode hook 1, connecting rod 2,
Upper cap 3, lower cap 4, bolt 5, holding screw 6, plating piece 7；
Wherein, plating piece 7 is hung with coating bath, is connected with cathode conducting rod for conducting electric current by (1) cathode hook 1；Yin
One end setting is linked up in pole, and there are three key-way shape holes, and keyway shape adjusts position of the bolt in hole up and down, with connection
Three key-way shape holes matching on bar；
(2) connecting plate 2, for connecting cathode hook 1 and upper cap 3；As shown in figure 3, circular hole there are two one end of the connection board bands,
It is matched with two Circularhole diameters of upper cap；Three key-way shape holes, the key-way shape hole in size and cathode hook is arranged in the other end
Match；
(3) cap 3 on are connect with 7 upper end of plating piece, for protecting the non-chromium plating position of plating piece 7, and avoid current convergence, are guaranteed
Plating piece upper end coating is uniform；Upper cap top is provided with the through-hole to match with the circular hole of connecting plate, for being connected by bolt with it
It connects；
(4) cap 4 under are connect with 7 lower end of plating piece, for protecting the non-chromium plating position in 7 lower end of plating piece, and avoid current convergence,
Guarantee that plating piece lower end coating is uniform；The part that lower cap exposes plating piece is in coniform, length about 40~50mm, close to part one end
Outer diameter is 1~2mm bigger than the outer diameter of part, far from part one end outer diameter it is bigger than part outer diameter by 3~
4mm；
(5) bolt 5, for fastening cathode hook 1 and connecting plate 2.
(6) holding screw 6 are connect for linking up with cathode with cathode conductive plate, and cathode current is connected.
(7) 7 top and bottom of plating piece are connected with upper cap with lower cap respectively, and after conducting electric current, it is anti-that a series of electrochemistry occur
It answers, in plating piece outside deposition layers of chrome.
Connection relationship between above-mentioned building block are as follows: cathode hook 1 is hung on cathode conductive plate.Cathode hook 1 with connect
Plate 2 is connected by bolt 5, and connecting plate 2 is connect with upper cap 3 by bolt 5, and upper cap 3 is connected through a screw thread with 7 upper end of plating piece, under
Cap 4 is connected through a screw thread with 7 lower end of plating piece, and cathode hook 1 is connect with cathode conductive plate by holding screw 6.
The specific work process of the present apparatus is as follows:
Step 1: upper cap 3 is connect with the upper end of plating piece 7, lower cap 4 is connect with the lower end of plating piece 7 after cleaning plating piece 7.
Step 2: upper cap 3 and connecting plate 2 are connected, 5 connection position of bolt is determined according to position of the plating piece 7 in coating bath
It sets, connecting plate 2 is connect with cathode hook 1 with bolt 5；
Step 3: hanging cathode hook 1 on cathode conductive plate, holding screw 6 is fastened；
Step 4: the plating piece 7 with device is hung in coating bath, power supply, preheating are opened；
Step 5: setting size of current, is electroplated the defined time until reaching the thickness of coating of setting.
Through practice test, using utility model device, the end of longaxones parts and the coating ruler at the other positions of plating piece
It is very little in the margin of tolerance, not need polishing or reworked processing after plating after plating, effectively improve coating uniformity.And the device will
The welding connecting mode of connecting plate and upper cap is improved to be bolted, and need to only design upper cap under in the design of outer diameter chrome-plating clamp
Cap, hook and connecting plate are general component parts, and plating piece can adjust in the position of coating bath according to liquid level in coating bath, have and mention
The versatility of high fixture reduces fixture inventory, reduces the period of fixture production and the effect of cost.
In order to illustrate the content and embodiment of the utility model, this specification gives specific embodiment.In embodiment
The middle purpose for introducing details is not to limit the range of claims, and be to aid in and understand content described in the utility model.Ability
The technical staff in domain, which is to be understood that, not to be departed from the utility model and its spirit and scope of the appended claims, to best reality
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
Attached drawing disclosure of that.
Claims (2)
1. a kind of longaxones parts outer diameter chrome-plating device, including cathode hook (1), connecting plate (2), upper cap (3) and lower cap (4),
It is characterized by:
Cathode hook (1) is used to hang on plating piece cathode conducting rod, and cathode links up with the setting of (1) one end, and there are three key-way shapes
Hole, keyway shape adjust position of the bolt in hole up and down, match with three key-way shape holes in connecting rod；
Connecting plate (2) is for connecting cap (3) and cathode hook (1), and there are two circular holes for connecting plate (2) one end band, with upper cap (3)
Two Circularhole diameters matching；Three key-way shape holes are arranged in the other end, and size is matched with the key-way shape hole on cathode hook (1)；
Upper cap (3) extends part upper end for protecting the non-chromium plating position in long shaft part one end, guarantees the thickness of coating of upper end
Uniformly；Upper cap (3) top is provided with the through-hole to match with the circular hole of connecting plate (2), for being connected thereto by bolt (5)；
Lower cap (4) is used to protect the non-chromium plating position of long shaft part end face on the lower, and extends plating piece lower end, makes the plating of lower end
Layer is uniformly；The part that lower cap (4) exposes plating piece is in coniform, length about 40~50mm, close to part one end outer diameter than zero
Big 1~the 2mm of the outer diameter of part, the outer diameter far from part one end are 3~4mm bigger than part outer diameter；
Connection relationship: cathode hook (1) is connect by bolt (5) with connecting plate (2), and when connection can be according to plating piece in coating bath
Height adjustment bolt (5) fastening position, the length for increasing adjusting is 45~80mm, and connecting plate (2) passes through bolt (5) and upper cap
(3) it connects, upper cap (3) connect with plating piece (7) upper end maintenance, and lower cap (4) connect with plating piece (7) lower end maintenance；It, will be negative when plating
(1) hanging is linked up on the cathode conducting rod above coating bath in pole.
2. a kind of longaxones parts outer diameter chrome-plating device according to claim 1, it is characterised in that: the upper cap (3) with
Plating piece (7) upper end, lower cap (4) and plating piece (7) lower end are connected through a screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821765450.XU CN208965075U (en) | 2018-10-29 | 2018-10-29 | A kind of longaxones parts outer diameter chrome-plating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821765450.XU CN208965075U (en) | 2018-10-29 | 2018-10-29 | A kind of longaxones parts outer diameter chrome-plating device |
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| Publication Number | Publication Date |
|---|---|
| CN208965075U true CN208965075U (en) | 2019-06-11 |
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|---|---|---|---|
| CN201821765450.XU Active CN208965075U (en) | 2018-10-29 | 2018-10-29 | A kind of longaxones parts outer diameter chrome-plating device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN111118560A (en) * | 2019-12-16 | 2020-05-08 | 山西北方机械制造有限责任公司 | Chromium plating method for driving plate |
-
2018
- 2018-10-29 CN CN201821765450.XU patent/CN208965075U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN111118560A (en) * | 2019-12-16 | 2020-05-08 | 山西北方机械制造有限责任公司 | Chromium plating method for driving plate |
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