CN111926369A - Automatic electroplating production process - Google Patents
Automatic electroplating production process Download PDFInfo
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- CN111926369A CN111926369A CN202010833001.XA CN202010833001A CN111926369A CN 111926369 A CN111926369 A CN 111926369A CN 202010833001 A CN202010833001 A CN 202010833001A CN 111926369 A CN111926369 A CN 111926369A
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
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Abstract
The invention relates to the technical field of electroplating, in particular to an automatic electroplating production process, which comprises the following steps: s1: conveying the ground workpiece into a treatment tank for primary washing; s2: conveying the washed workpiece to different treatment tanks by using a travelling crane to sequentially carry out acid washing, secondary water washing, activation, tertiary water washing, chemical nickel plating, spray water washing, passivation, pure water washing and hot pure water washing; the treatment tanks are arranged in rows; s3: and (5) drying the workpiece. The invention utilizes the travelling crane to convey the workpieces in different processing tanks, has high automation degree and improves the production efficiency.
Description
Technical Field
The invention relates to the technical field of electroplating, in particular to an automatic electroplating production process.
Background
Electroplating is a process of plating a thin layer of other metals or alloys on the surface of some metals by using the principle of electrolysis, and is a process of attaching a layer of metal film on the surface of a metal or other material workpiece by using the action of electrolysis, thereby playing roles of preventing metal oxidation, improving wear resistance, conductivity, light reflection, corrosion resistance, enhancing the appearance and the like.
At present, in the process of manufacturing computer accessories, electroplating treatment needs to be carried out on the computer accessories, workpieces are firstly polished during electroplating, then the workpieces are respectively put into different treatment pools for washing, pickling and the like, and the workpieces need to be dried after the treatment. The existing production process has low automation degree, for example, when the workpieces are processed in different processing tanks, workers need to put the workpieces into one processing tank for processing and then take the workpieces out to convey the workpieces into the next processing tank, the labor capacity of the workers is large, and the production efficiency is not high.
Disclosure of Invention
The invention aims to provide an automatic electroplating production process to solve the problem of low automation degree of the existing process.
In order to achieve the purpose, the invention provides the following technical scheme:
an automatic electroplating production process comprises the steps of washing and pickling a workpiece,
the method specifically comprises the following steps:
s1: conveying the ground workpiece into a treatment tank for primary washing;
s2: conveying the workpiece subjected to primary washing to different treatment tanks for acid washing, secondary washing, activation, tertiary washing, chemical nickel plating, spray washing, passivation, pure washing and hot pure washing in sequence; the treatment tanks are arranged in rows;
s3: spin-drying the workpiece;
in the step S2, the workpiece is conveyed among different treatment pools through a travelling crane, the travelling crane is slidably mounted above the treatment pools, the travelling crane comprises a lifting hook used for lifting an electroplating box, a matching plate matched with the lifting hook is fixed on the electroplating box, the electroplating box is connected with the travelling crane through matching of the matching plate and the lifting hook, and the travelling crane lifts the electroplating box out of the treatment pools and conveys the electroplating box to the next treatment pool.
The principle and the beneficial effect of the scheme are as follows:
grinding the workpiece to remove impurities on the surface and improve the surface smoothness so as to carry out electroplating; the electroplating box can be connected with the lifting rod through the matching of the lifting hook on the lifting rod and the matching plate on the electroplating box, so that the electroplating box is lifted by the travelling crane; the electroplating box is convenient to take down by adopting a mode of matching the lifting hook with the matching plate. The conversion and the transportation of work pieces in each treatment tank are all realized through the driving, the degree of automation is high, the amount of manual labor is reduced, and the production efficiency is improved.
Furthermore, a guide mechanism for guiding the lifting hook is arranged on the travelling crane.
Has the advantages that: set up guiding mechanism and give the direction of lifting hook, can improve the mobility stability who promotes the hook to improve the promotion stability of electroplating tank.
Furthermore, walking frames for walking of the travelling crane are arranged on two sides of the treatment pool, a plurality of guide rollers are rotatably arranged at the bottom of the travelling crane, and the guide rollers can roll along the side walls of the walking frames.
Has the advantages that: the walking frame is used for the driving to walk, and the lateral wall through the guide roll hugs closely walking frame rolls, can give the driving direction, improves the stability of driving walking.
Furthermore, a power mechanism is arranged on the processing pool, in step S2, the workpiece is placed into the electroplating box and then placed into the processing pool, and the power mechanism drives the electroplating box to rotate.
Has the advantages that: the electroplating box is used for splendid attire work piece, and power unit is used for driving the electroplating box and rotates, and the electroplating box rotates and to get up and can make the work piece fully contact with the solution in the treatment tank, and the treatment effect is better.
Further, the electroplating tank comprises a roller, the end part of the roller is coaxially connected with a transmission gear, the power mechanism comprises a power shaft arranged along the length direction of the treatment tank, the power shaft is connected with a power motor, the power shaft is connected with a plurality of gear boxes, a driving power bevel gear and a driven power bevel gear which are meshed with each other are arranged in the gear boxes, the driving power bevel gear is connected with the power shaft, the driven power bevel gear is coaxially connected with power gears, and the power gears and the treatment tank are arranged in a one-to-one correspondence manner; in step S2, after the plating tank is placed in the processing bath, the transmission gear may be engaged with the power gear.
Has the advantages that: the roller is used for containing workpieces, and the transmission gear is used for being connected with the power mechanism; the power motor is used for driving the power shaft to rotate, the power shaft drives the power bevel gear and the power gear to rotate, and after the electroplating box is placed in the treatment tank, the transmission gear is meshed with the power gear and can drive the transmission gear to rotate, so that the electroplating box is driven to rotate. A plurality of power gears are correspondingly arranged along the treatment pool, the starting motor can drive all the power gears to rotate, and a plurality of electroplating boxes can be driven to rotate simultaneously, so that the working box efficiency is improved for processing a plurality of groups of workpieces.
Furthermore, the electroplating box is fixedly connected with a bearing rod, and the treatment pool is provided with a limiting seat for placing the bearing rod.
Has the advantages that: with the carrier bar frame on spacing seat, can hang the electroplating box on handling the pond, support it when the electroplating box rotates from this, compare and rely on the lifting hook to support the electroplating box alone, can reduce the burden that promotes the hook.
Further, an adsorption mechanism is provided in the treatment tank, and in step S2, when the workpiece is treated in the treatment tank, the adsorption mechanism adsorbs the exhaust gas and the mist.
Has the advantages that: set up the fog and the waste gas that adsorption apparatus structure adsorbed production in the processing procedure, can improve workshop environment, avoid waste gas and fog to cause influence and injury to the staff.
Furthermore, the adsorption mechanism comprises an air extraction box arranged on two sides of the top of the treatment pool, and a plurality of air extraction holes are formed in the side wall of the air extraction box.
Has the advantages that: waste gas and fog that produce in the treatment tank can be taken out to the exhaust chamber through the aspirating hole in, finally discharge from the venthole of exhaust chamber, realize the clearance of fog and waste gas from this, simple structure.
Furthermore, the adsorption mechanism also comprises a wind collecting cover arranged above the treatment pool, and the wind collecting cover is communicated with an exhaust pipe.
Has the advantages that: the air collecting cover is arranged above the treatment pool, so that the adsorption effect of the waste gas and the mist can be further improved.
Further, in step S2, before the spray water washing, the method further includes recovering the chemical nickel.
Has the advantages that: chemical nickel resources can be saved by recycling the chemical nickel, and resource waste is avoided.
Drawings
FIG. 1 is a schematic structural diagram of a production line (not shown in the figure) according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an electroplating tank used in the first embodiment of the present invention;
FIG. 3 is a top view of a treatment basin in accordance with one embodiment of the present invention;
fig. 4 is a schematic structural diagram of a processing tank according to an embodiment of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a rotating wheel 1, a lifting belt 2, a lifting frame 3, a guide rail 4, a through hole 8, a connecting plate 9, a mounting plate 10, a connecting bolt 11, a top plate 12, a rotating shaft 13, a bottom plate 14, a lifting beam 15, a lifting rod 16, a lifting hook 17, a walking motor 18, a front walking wheel 20, a fixing plate 21, a guide roller 23, a traveling crane 24, a connecting beam 25, a rear walking wheel 27, a chain wheel 28, a transmission shaft 29, a walking frame 30, a treatment pool 31, a matching plate 32, a pinion 33, a bearing rod 34, a bearing plate 35, a large gear 36, a roller 37, a supporting rod 38, a cover plate 39, a valve 40, a transmission gear 41, a limiting plate 42, a limiting hole 43, a driving rod 44, a power motor 45, a limiting seat 46, a gear box 47, a power shaft 48, a power.
Example one
The automatic electroplating production process comprises the following steps:
s1: putting the workpiece into a grinding machine for grinding, wherein the grinding machine in the embodiment adopts a vibration type grinding machine in the prior art; the ground workpiece is placed in an electroplating box shown in fig. 2, and then is conveyed into a treatment tank 31 for primary washing, wherein three-stage countercurrent washing is adopted in the primary washing;
s2: conveying the workpiece subjected to primary water washing to different treatment tanks 31 by using a travelling crane 24 shown in FIG. 1 to sequentially perform acid washing, secondary water washing, activation, tertiary water washing, chemical nickel plating, spray water washing, passivation, pure water washing and hot pure water washing, wherein the secondary water washing is secondary countercurrent water washing, the tertiary water washing is tertiary countercurrent water washing, and the pure water washing is secondary countercurrent pure water washing;
as can be seen from fig. 3 and 4, the treatment cells 31 in this embodiment are arranged in a row, and an adsorption mechanism for adsorbing the exhaust gas and removing the mist is installed on the treatment cells 31. The adsorption mechanism comprises an air extraction box 50 fixed on two sides of the top of the treatment pool 31, a plurality of air extraction holes 51 are formed in the side wall of the air extraction box 50, an air outlet hole 52 is formed in the top of the air extraction box 50, and the air outlet hole 52 is communicated with an air outlet pipe to discharge adsorbed waste gas during actual application. An extraction box 50 is shared between two adjacent treatment pools 31, and two side walls of the extraction box 50 are provided with extraction holes 51; the suction boxes 50 at the ends of the treatment bath 31 at both ends are opened with suction holes 51 only on the side wall facing the treatment bath 31. The adsorption mechanism further includes a wind-collecting cover (not shown) installed above the treatment tank 31, and the wind-collecting cover is communicated with the exhaust pipe.
When the workpiece is processed in the processing tank 31, the generated mist and the exhaust gas can be absorbed into the air extraction box 50 through the air extraction holes 51 and finally exhausted from the air outlet pipe communicated with the air outlet holes 52, so that the treatment of the mist and the exhaust gas is realized, and the processing environment is improved. The mist and the exhaust gas which are not extracted by the extraction box 50 can also be discharged through the air collection hood above the treatment tank 31.
S3: and (3) putting the workpiece subjected to hot pure water washing into a spin dryer for spin-drying, wherein the spin dryer in the embodiment adopts a dehydration dryer for the electroplated parts in the prior art, and the spin-dried workpiece is inspected to be qualified to obtain a finished product.
Specifically, as shown in fig. 1 to 4, two traveling frames 30 for the traveling crane 24 to travel are installed on two sides of the treatment tank 31, the traveling crane 24 includes two parallel bases, and two connecting beams 25 are welded between the two bases. A set of walking wheels are rotatably arranged at the bottoms of the two bases, and each set of walking wheels comprises a front walking wheel 20 and a rear walking wheel 27. A transmission shaft 29 is connected between the two front traveling wheels 20, and a transmission shaft 29 is also connected between the two rear traveling wheels 27. Two ends of the two transmission shafts 29 are in key connection with chain wheels 28, and a chain (not shown in the figure) is tensioned between the two chain wheels 28 at the same end of the two transmission shafts 29.
The traveling crane 24 is provided with a traveling motor 18 for driving one front traveling wheel 20 to rotate, a bevel gear set is connected between the traveling motor 18 and the front traveling wheel 20, a main bevel gear in the bevel gear set is in key connection with the traveling motor 18, and a slave bevel gear is in key connection with the front traveling wheel 20.
L-shaped fixing plates 21 are welded at the front end and the rear end of each of the two bases, two guide rollers 23 are detachably connected to each fixing plate 21 through bolts, and the two guide rollers 23 on each fixing plate 21 can roll along two side walls of the walking frame 30 respectively.
Lifting frames 3 (only one is shown in the figure) are vertically welded on the two bases, and a lifting beam 15 is connected between the two lifting frames 3 in a sliding manner. The lifting frame 3 is provided with a guide mechanism for guiding the lifting beam 15, and the guide mechanism comprises two guide rails 4 vertically arranged on the lifting frame 3; mounting plates 10 are welded at two ends of the lifting beam 15, two rotating shafts 13 are rotatably connected to the mounting plates 10, guide wheels (not shown in the figure) are connected to the two rotating shafts 13 in a key mode, and the two guide wheels are respectively connected to the two guide rails 4 in a rolling mode.
All install the actuating mechanism who is used for driving lifting beam 15 to go up and down on two hoisting frames 3, actuating mechanism includes runner 1, and runner 1 is connected with hoisting motor (not shown in the figure), and hoisting motor installs on hoisting frame 3. Lifting belt 2 is wound on rotating wheel 1, belt is adopted for lifting belt 2, and lifting belt 2 is detachably connected with lifting beam 15. Specifically, a connecting plate 9 is vertically welded on the lifting beam 15, and a through hole 8 for the lifting belt 2 to pass through is formed in the connecting plate 9. Go on the free end of lifting belt 2 from the back inflection of through-hole 8 passing, recycle splint and press from both sides lifting belt 2 from inflection department tightly, can be so that lifting belt 2 is connected with connecting plate 9, and then make lifting belt 2 be connected with hoisting beam 15.
Can dismantle on the lifting beam 15 and be connected with two lifting rods 16, it is concrete, roof 12 is all installed at lifting beam 15 top both ends, and bottom plate 14 is all installed at lifting beam 15 bottom both ends, and equal threaded connection has connecting bolt 11 between two roof 12 and the bottom plate 14, and two lifting rods 16 weld respectively on two bottom plates 14. The bottom ends of the two lifting rods 16 are bent by 90 degrees to form lifting hooks 17, and the cross sections of the lifting hooks 17 are triangular, preferably isosceles triangular.
As can be seen from fig. 2, the electroplating tank includes two opposite bearing plates 35, and the mating plates 32 with the inverted V-shaped cross section are welded on the tops of the two bearing plates 35, and the mating plates 32 are used for mating with the lifting hooks 17, so as to connect the electroplating tank with the lifting rods 16. Six bracing pieces 38 of parallel welding between two loading boards 35, the parcel has the filter screen to form cylinder 37 on the bracing piece 38, reserve uncovered (not wrapping up the filter screen) between two adjacent bracing pieces 38 of a set of wherein, uncovered department can dismantle and be connected with the apron 39 that has the sieve mesh (rotate on the apron 39 and connect two valves 40, connect limiting plate 42 on the valve 40, the spacing hole 43 that has chucking limiting plate 42 is opened to bracing piece 38 side, can install apron 39 in uncovered department with limiting plate 42 changes over to spacing hole 43. The bearing rod 34 is welded between the two bearing plates 35, and as can be seen from fig. 3, a limit seat 46 for placing the bearing rod 34 is fixed on the processing tank 31 by gluing.
The roller 37 is connected with a driving component for driving the roller 37 to rotate, the driving component comprises two large gears 36 rotatably mounted on the bearing plate 35, and two ends of six support rods 38 are respectively welded on the two large gears 36. Two small gears 33 meshed with the large gear 36 are rotatably mounted on the bearing plate 35, a driving rod 44 is connected between the two small gears 33, and a power mechanism for driving the small gears 33 to rotate is arranged outside the treatment pool 31.
As can be seen from FIG. 3, the power mechanism includes a power shaft 48 mounted along the longitudinal direction of the treatment tank 31, and the power shaft 48 is connected to the power motor 45. The power shaft 48 is connected with a plurality of gear boxes 47, a driving power bevel gear and a driven power bevel gear which are meshed with each other are arranged in the gear boxes 47, the driving power bevel gear is in key connection with the power shaft 48, the driven power bevel gear is coaxially connected with power gears 49, the power gears 49 are arranged in one-to-one correspondence with the treatment pools 31, one end of a driving rod 44 is in key connection with a transmission gear 41, and the power gears 49 can be meshed with the transmission gear 41.
After the workpiece is washed once, the matching plate 32 on the electroplating box is hung on the lifting hook 17, so that the electroplating box is connected with the travelling crane 24. Then, the lifting motor is started to drive the rotating wheel 1 to release the lifting belt 2, the electroplating box is placed in the treatment pool 31, the bearing rod 34 is erected on the limiting seat 46, and the electroplating box can be hung in the treatment pool 31. After the electroplating box enters the treatment tank 31, the transmission gear 41 can be meshed with a power gear 49 outside the treatment tank 31, at the moment, a power motor 45 is started to drive a power shaft 48, a driving power bevel gear and a driven power bevel gear to rotate, and the transmission gear 41 can be driven to rotate through the power gear 49. The transmission gear 41 drives the large gear 36 to rotate through the small gear 33, so as to drive the roller 37 to rotate, so that the workpiece is fully contacted with the solution in the treatment tank 31, and the workpiece can be pickled.
After the pickling is completed, the lifting motor is started to drive the rotating wheel 1 to wind the lifting belt 2, the lifting belt 2 pulls the lifting beam 15 to move upwards, the lifting beam 15 drives the lifting rod 16 to move upwards, and the electroplating box can be lifted out of the treatment pool 31.
After the lifting, the walking motor 18 is started to drive the main bevel gear to rotate, the main bevel gear drives the auxiliary bevel gear to rotate, the auxiliary bevel gear drives the front walking wheel 20 on one side of the traveling crane 24 to rotate, and the front walking wheel 20 drives the front walking wheel 20 on the other side of the traveling crane 24 to rotate through the transmission shaft 29 on the front side of the traveling crane 24. The transmission shaft 29 at the front side of the travelling crane 24 drives the chain wheel 28 on the travelling crane to rotate, so that the two rear travelling wheels 27 are driven to rotate through the chain, the travelling crane 24 is driven to travel on the travelling frame 30, and the electroplating box is moved to the position above the next treatment pool 31 to carry out secondary water washing on the workpiece.
Similarly, after the pickling is completed, the traveling crane 24 is used to sequentially transport the electroplating boxes to the subsequent treatment tank 31 for corresponding treatment. The production process adopting the scheme has high automation degree and high production efficiency.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. An automatic electroplating production process comprises the steps of washing and pickling a workpiece,
the method is characterized in that: the method specifically comprises the following steps:
s1: conveying the ground workpiece into a treatment tank for primary washing;
s2: conveying the workpiece subjected to primary washing to different treatment tanks for acid washing, secondary washing, activation, tertiary washing, chemical nickel plating, spray washing, passivation, pure washing and hot pure washing in sequence; the treatment tanks are arranged in rows;
s3: spin-drying the workpiece;
in the step S2, the workpiece is conveyed among different treatment pools through a travelling crane, the travelling crane is slidably mounted above the treatment pools, the travelling crane comprises a lifting hook used for lifting an electroplating box, a matching plate matched with the lifting hook is fixed on the electroplating box, the electroplating box is connected with the travelling crane through matching of the matching plate and the lifting hook, and the travelling crane lifts the electroplating box out of the treatment pools and conveys the electroplating box to the next treatment pool.
2. The automated electroplating production process of claim 1, wherein: the traveling crane is provided with a guide mechanism for guiding the lifting hook.
3. The automated plating production process of claim 2, wherein: the two sides of the treatment pool are provided with walking frames for the traveling crane to travel, the bottom of the traveling crane is rotatably provided with a plurality of guide rollers, and the guide rollers can roll along the side walls of the walking frames.
4. The automated electroplating production process of claim 1, wherein: and a power mechanism is arranged on the processing pool, in step S2, the workpiece is placed into the electroplating box and then is placed into the processing pool, and the power mechanism drives the electroplating box to rotate.
5. The automated plating production process of claim 4, wherein: the electroplating tank comprises a roller, the end part of the roller is coaxially connected with a transmission gear, the power mechanism comprises a power shaft arranged along the length direction of the treatment tank, the power shaft is connected with a power motor, the power shaft is connected with a plurality of gear boxes, a driving power bevel gear and a driven power bevel gear which are meshed with each other are arranged in the gear boxes, the driving power bevel gear is connected with the power shaft, and the power gears are arranged in one-to-one correspondence with the treatment tank; in step S2, after the plating tank is placed in the processing bath, the transmission gear may be engaged with the power gear.
6. The automated plating production process of claim 5, wherein: the electroplating box is fixedly connected with a bearing rod, and the treatment pool is provided with a limiting seat for placing the bearing rod.
7. The automated electroplating production process of claim 1, wherein: the treatment tank is provided with an adsorption mechanism, and in step S2, when the workpiece is treated in the treatment tank, the adsorption mechanism adsorbs the waste gas and the mist.
8. The automated plating production process of claim 7, wherein: the adsorption mechanism comprises air extraction boxes arranged on two sides of the top of the treatment tank, and a plurality of air extraction holes are formed in the side walls of the air extraction boxes.
9. The automated plating production process of claim 8, wherein: the adsorption mechanism further comprises a wind collecting cover arranged above the treatment tank, and the wind collecting cover is communicated with an exhaust pipe.
10. The automated plating production process of any of claims 1 to 9, wherein: in step S2, before the spray water washing, the method further includes recovering the chemical nickel.
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| CN202010833001.XA CN111926369A (en) | 2020-08-18 | 2020-08-18 | Automatic electroplating production process |
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| CN202010833001.XA CN111926369A (en) | 2020-08-18 | 2020-08-18 | Automatic electroplating production process |
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| CN112476069A (en) * | 2020-11-30 | 2021-03-12 | 重庆聚飞金属科技有限公司 | Automatic accessory surface treatment production line |
| CN112501676A (en) * | 2020-12-01 | 2021-03-16 | 重庆工程职业技术学院 | Barrel plating module and modular barrel plating machine thereof |
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| CN112779589A (en) * | 2020-12-25 | 2021-05-11 | 太仓夏鑫电镀有限公司 | Efficient galvanizing rack plating production line and process thereof |
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| CN112520571A (en) * | 2020-11-30 | 2021-03-19 | 重庆聚飞金属科技有限公司 | Automatic accessory surface treatment production process |
| CN112501676A (en) * | 2020-12-01 | 2021-03-16 | 重庆工程职业技术学院 | Barrel plating module and modular barrel plating machine thereof |
| CN112501676B (en) * | 2020-12-01 | 2021-08-27 | 重庆工程职业技术学院 | Modularization barrel-plating machine |
| CN112779589A (en) * | 2020-12-25 | 2021-05-11 | 太仓夏鑫电镀有限公司 | Efficient galvanizing rack plating production line and process thereof |
| CN112779589B (en) * | 2020-12-25 | 2022-06-24 | 太仓夏鑫电镀有限公司 | Efficient galvanizing rack plating production line and process thereof |
| CN113604859A (en) * | 2021-07-19 | 2021-11-05 | 辉门环新（安庆）粉末冶金有限公司 | Powder metallurgy copper facing assembly line |
| CN113604859B (en) * | 2021-07-19 | 2022-07-19 | 辉门环新（安庆）粉末冶金有限公司 | Powder metallurgy copper facing assembly line |
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