CN209873155U - Hard chromium electroplating device for roller - Google Patents
Hard chromium electroplating device for roller Download PDFInfo
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- CN209873155U CN209873155U CN201822264846.2U CN201822264846U CN209873155U CN 209873155 U CN209873155 U CN 209873155U CN 201822264846 U CN201822264846 U CN 201822264846U CN 209873155 U CN209873155 U CN 209873155U
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- plating tank
- horizontal plating
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Abstract
The utility model discloses a roller electroplates hard chromium device, include: an open caisson disposed below the surface; a horizontal plating tank erected above the open caisson; an anode is arranged in the horizontal plating tank, and a waste gas discharge port is arranged on the tank wall on one side of the horizontal plating tank; in addition, a cover which can be closed and opened is arranged on the horizontal plating tank; the first and second roller rotating centers are erected on the ground and positioned on two sides of the horizontal plating bath in the axial direction, and the first and second roller rotating centers jack the roller to be repaired in the horizontal plating bath in an insulating mode; a plating solution preparation tank erected in the sinking well, wherein the plating solution preparation tank and the horizontal plating tank form circulation of the plating solution through a discharge pipe, a discharge valve, a liquid feeding pipe and an infusion pump; and an air inlet of the waste gas collecting and treating device is communicated with a waste gas discharge port on the horizontal plating tank through a waste gas collecting pipe. The utility model discloses compare with current shaft formula coating bath, its roll adopts horizontal mode to hoist and mount, can reduce the headroom of factory building, practices thrift investment cost.
Description
Technical Field
The utility model belongs to the technical field of roll electroplating equipment technique and specifically relates to a roll electroplating hard chromium device.
Background
The chromium coating of the roll for rolling steel plates needs to be repaired after a period of use. At present, the roller electroplating device generally adopts a shaft type chromium plating groove to carry out chromium plating repair on the roller. Such shaft chromium plating baths have the following problems:
(1) the roller hoisting stroke is high, enough hoisting space needs to be reserved above the vertical shaft, and the plant needs high clearance, so that the plant investment is increased.
(2) The temperature distribution of the shaft type chromium plating bath in the vertical direction is not uniform, so that the axial distribution of the roller coating is not uniform, and the rolling quality of the steel plate is influenced.
(3) The waste gas of the shaft type chromium plating groove is inconvenient to collect, a waste gas collecting cover needs to be additionally arranged on the shaft, and the waste gas collecting cover needs to be hoisted twice when the roller is hoisted every time, so that the operation cost is improved, and the production efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the above-mentioned technical problem that exists to the present shaft type plating bath that is used for the roll to electroplate provides a roll electroplating hard chromium device, and its roll adopts horizontal mode to electroplate, and axial cladding material thickness distribution is more even and waste gas collection is more convenient.
The utility model discloses the technical problem that will solve can realize through following technical scheme:
a roll hard chrome plating apparatus comprising:
an open caisson disposed below the surface;
the horizontal plating tank is erected on the ground and is positioned above the open caisson; an anode is arranged in the horizontal plating tank, and a waste gas discharge port is arranged on the tank wall on one side of the horizontal plating tank; in addition, a cover which can be closed and opened is arranged on the horizontal plating tank;
the first roller rotating centre and the second roller rotating centre are erected on the ground and are positioned on two sides of the horizontal plating tank in the axial direction, the first roller rotating centre and the second roller rotating centre are respectively propped against thimble holes of roll shafts at two ends of a roller to be repaired in an insulation mode and jack the roller to be repaired in the horizontal plating tank in a horizontal mode, and the first roller rotating centre and the second roller rotating centre synchronously drive the roller to be repaired to rotate in the horizontal plating tank; a cathode is arranged on a roll shaft at one end of the roller to be repaired;
the plating solution preparation tank is erected in the sinking well, is connected with the horizontal plating tank through a discharge pipe and a discharge valve and is also connected with the horizontal plating tank through a liquid feeding pipe and a liquid conveying pump, and the plating solution circulation is formed between the plating solution preparation tank and the horizontal plating tank through the discharge pipe, the discharge valve, the liquid feeding pipe and the liquid conveying pump;
and the air inlet of the waste gas collecting and treating device is communicated with a waste gas discharge port on the horizontal plating tank through a waste gas collecting pipe.
In a preferred embodiment of the present invention, a stair extending from the ground to the bottom of the open caisson is provided on the wall of the open caisson.
In a preferred embodiment of the invention, the cover is driven to open and close by a hydraulic transmission mechanism.
Since the technical scheme as above is adopted, the utility model discloses compare with current shaft formula coating bath, its roll adopts horizontal mode to hoist and mount, can reduce the headroom of factory building, practices thrift investment cost. In addition, the cover is arranged on the horizontal plating tank, the cover is closed during electroplating, waste gas is collected and treated by a waste gas collecting and treating device, the environment of a workshop is purified, and physical and psychological health of operators is facilitated. The utility model discloses a waste gas collection device does not need hoist and mount in addition when hoist and mount roll, only need open the lid on the horizontal coating bath can, improved production efficiency.
Drawings
Fig. 1 is a schematic structural view of the roll hard chrome plating device of the present invention viewed from one direction.
Fig. 2 is a schematic structural view of the roll hard chrome plating device of the present invention viewed from another direction.
FIG. 3 is a top view of the device for electroplating hard chrome on a roller.
Detailed Description
The invention is further described below with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 to 3, the apparatus for electroplating hard chrome on a roller shown in the figure comprises a sunk well 200 arranged below a ground 100, a horizontal plating tank supporting frame 210 is erected at the mouth of the sunk well 200, a steel floor 211 can be laid on the horizontal plating tank supporting frame 210, and the steel floor 211 is flush with the ground 100 so as to facilitate the patrol and operation of an operator 900.
The horizontal plating tank 300 is erected on the horizontal plating tank support frame 210 and is positioned above the open caisson 200. An anode 310 is arranged in the horizontal plating tank 300, and a waste gas discharge port 320 is arranged on the wall of one side of the horizontal plating tank 300; in addition, a cover 330 which can be closed and opened is provided on the horizontal plating tank 300. The cover 330 is driven to open and close by a hydraulic transmission mechanism 400. During plating, the cover 330 is closed to prevent leakage of the exhaust gas, to protect the operating environment, and to maintain physical and mental health of the operating workers. When the roller to be repaired and the repaired roller need to be hoisted, the cover 330 is opened.
A first roller rotating center 510 and a second roller rotating thimble 520 are respectively erected on the ground 100 and located on two sides of the horizontal plating tank 300 in the axial direction, the first roller rotating center 510 and the second roller rotating thimble 520 are respectively jacked in thimble holes of roller shafts 610 and 620 at two ends of a roller 600 to be repaired in an insulation mode and jack the roller 600 to be repaired in the horizontal plating tank 300 in the horizontal mode, and the first roller rotating center 610 and the second roller rotating thimble 620 synchronously drive the roller 600 to be repaired to rotate in the horizontal plating tank 300 so as to obtain a plating layer with more uniform thickness. A cathode (not shown) is mounted on the roll shaft 620 at one end of the roll 600 to be repaired.
A plating solution preparation tank 700 is erected in the open caisson 200, and a stair 220 extending from the ground 100 to the bottom of the open caisson 200 is arranged on the wall of the open caisson 200. The operator 900 can go down the caisson 200 through the stairs 220 to perform the plating solution preparation operation.
The plating solution preparation tank 700 is connected to the horizontal plating tank 300 through a discharge pipe 710 and a discharge valve 720, and is also connected to the horizontal plating tank 300 through a liquid feed pipe 730 and a liquid transfer pump (not shown), and circulation of the plating solution is formed between the plating solution preparation tank 700 and the horizontal plating tank 300 through the discharge pipe 710, the discharge valve 720, the liquid feed pipe 730, and the liquid transfer pump.
In addition, a waste gas collecting and processing device 800 is also erected on the ground 100, an air inlet of the waste gas collecting and processing device 800 is communicated with a waste gas discharge port 320 on the horizontal plating tank 300 through a waste gas collecting pipe 810, and waste gas of the horizontal plating tank 300 is collected and processed through the waste gas collecting and processing device 800 so as to meet the requirement of environmental protection.
Claims (3)
1. A roll hard chrome plating device is characterized by comprising:
an open caisson disposed below the surface;
the horizontal plating tank is erected on the ground and is positioned above the open caisson; an anode is arranged in the horizontal plating tank, and a waste gas discharge port is arranged on the tank wall on one side of the horizontal plating tank; in addition, a cover which can be closed and opened is arranged on the horizontal plating tank;
the first roller rotating centre and the second roller rotating centre are erected on the ground and are positioned on two sides of the horizontal plating tank in the axial direction, the first roller rotating centre and the second roller rotating centre are respectively propped against thimble holes of roll shafts at two ends of a roller to be repaired in an insulation mode and jack the roller to be repaired in the horizontal plating tank in a horizontal mode, and the first roller rotating centre and the second roller rotating centre synchronously drive the roller to be repaired to rotate in the horizontal plating tank; a cathode is arranged on a roll shaft at one end of the roller to be repaired;
the plating solution preparation tank is erected in the sinking well, is connected with the horizontal plating tank through a discharge pipe and a discharge valve and is also connected with the horizontal plating tank through a liquid feeding pipe and a liquid conveying pump, and the plating solution circulation is formed between the plating solution preparation tank and the horizontal plating tank through the discharge pipe, the discharge valve, the liquid feeding pipe and the liquid conveying pump;
and the air inlet of the waste gas collecting and treating device is communicated with a waste gas discharge port on the horizontal plating tank through a waste gas collecting pipe.
2. The apparatus for electroplating hard chrome on roller according to claim 1, wherein a stair extending from the ground to the bottom of the open caisson is arranged on the wall of the open caisson.
3. The apparatus for hard chrome plating of rolls of claim 1, wherein the cover is driven to open and close by a hydraulic transmission mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822264846.2U CN209873155U (en) | 2018-12-31 | 2018-12-31 | Hard chromium electroplating device for roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822264846.2U CN209873155U (en) | 2018-12-31 | 2018-12-31 | Hard chromium electroplating device for roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209873155U true CN209873155U (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822264846.2U Active CN209873155U (en) | 2018-12-31 | 2018-12-31 | Hard chromium electroplating device for roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209873155U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112376087A (en) * | 2020-11-03 | 2021-02-19 | 江苏苏讯新材料科技股份有限公司 | Roller hard chromium infiltration processing technology |
-
2018
- 2018-12-31 CN CN201822264846.2U patent/CN209873155U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112376087A (en) * | 2020-11-03 | 2021-02-19 | 江苏苏讯新材料科技股份有限公司 | Roller hard chromium infiltration processing technology |
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