1 What is an automatic electroplating production line? What are its advantages? What types are there? 1
2. What is the current situation of domestic electroplating automatic line host manufacturing industry? 2
When preparing the electroplating workshop, you can usually choose between the manufacturing enterprises in plating equipment.
What are the ways of cooperation? three
In the design and manufacture of electroplating automatic line, how do users adhere to and implement "simple,
Principles of high efficiency, low consumption, reliability and easy maintenance? four
5 What are the characteristics of linear electroplating automatic line and circular (U-shaped) electroplating automatic line?
How to choose? five
What are the types of linear electroplating automatic lines? six
7 What is the (dragon) door-type linear electroplating automatic (production) line? What does it have?
Features? seven
What kinds of track forms are there on the 8-door straight-line electroplating automatic line? What do you have?
Advantages and disadvantages? eight
What are the characteristics of cantilever linear electroplating automatic production line? Application situation
How's it going? 10
10 why is there an exchange tank in the linear electroplating automatic line? 1 1
1 1 The basic structure of the automatic electroplating line designed in the early years of China's automobile industry and
What is the actual production effect? 12
When 12 mechanical linear electroplating automatic line is used for zinc plating and passivated with high chromium, it will automatically
What changes should be made to the structure of the line? 14
13 long pipe fittings in and out of the slot, how can the crane realize inclined lifting? 15
14 what is the use effect of mechanical tilting crane? In design and use,
What should I pay attention to? 17
What are the types of 15 ring (U-shaped) electroplating automatic line? 18
Working principle and production characteristics of 16 automatic ring climbing (electroplating) line
What is this? 18
The working principle and production characteristics of 17 platen ring automatic line are as follows.
What? 2 1
Working principle of 18 automatic line for mechanical sliding (top) ring and its application in production.
What are the characteristics of? 22
The working principle and production characteristics of 19 cantilever ring automatic line are as follows.
What? 22
20 microcomputer program-controlled linear automatic line or mechanical circulation automatic line, which is more important?
Practical? 25
What is the plating bath length, automatic line length and production capacity of 2 1 ring automatic line?
Calculated? 26
Why are all kinds of electroplating automatic production lines equipped with emergency stop ropes? 27
How to solve most problems by strengthening electroplating pretreatment on automatic production line?
Does the workpiece finish the pretreatment process on the automatic line? What's the effect? 28
What is the general arrangement of some pretreatment processes on the electroplating automatic line?
How to arrange the pretreatment of aluminum wheel hub decoration electroplating? 29
How to check the welding quality of plastic plating equipment? 29
26PVC, PE, PP, these plastic pipe fittings are better for simple docking?
Method? 30
How to check the welding quality of titanium plating equipment? 3 1
What is high-speed electroplating? What are the common measures to improve electroplating speed? at present
What are its main large-scale industrial applications? 32
What are the automatic production lines for continuous high-speed electroplating of materials (including wires)?
Equipment? 34
What is high-speed roll-to-roll electroplating? How to control the winding motor
Speed? 35
3 1 The structure of the special electroplating bath for the automatic production line of plate, strip and wire electroplating is
What is the electroplating production process like? 35
Conductive device, positioning device,
What is the structure and action mode of the driving device? 37
How about the application of 33-wire electroplating automatic line? Please give examples of galvanized steel wire.
What is the structure and usage of automatic line? 38
Working principle and application of 34 selective continuous electroplating automatic lines in recent years.
How's it going? 40
At present, the implementation of automatic monitoring of electroplating automatic line
How's it going? Forty two.
Chapter II Auxiliary Equipment of Electroplating Automatic Production Line 44
What are the characteristics of electroplating hanger on 36 electroplating automatic line? Forty-four
When electropolishing aluminum and aluminum alloy, what material is the hook made of?
Is it better? 45
How to arrange the hanging tools of electroplating workpiece in the plating bath? 46
What are the requirements for chromium plating of automobile (motorcycle) shock absorber?
Please give an example. 47
What are the commonly used materials for electroplating clothes hangers? How is it insulated? 48
4 1 all-plastic electroplating bath, height 1400mm, length 2300mm, width 900mm?
Long-term safe use? How is it made? Forty nine
What do you need to pay attention to when heating directly with electric heater in automatic electroplating line? 50
43 What are the commonly used bath cooling methods? 5 1
How to reliably ground electroplating bath (liquid) heated in electric heating tube?
So as not to leak electricity and hurt people? 5 1
What are the common heat sources for heating bath? How to choose heating source? Fifty two
What are the ways to heat the bath? How to choose? 53
How to consider and calculate the heating heat required for bath? 54
Problems needing attention in installation of electroplating bath steam heating pipe of 48 electroplating automation machine
What? 55
How to choose the material of 49 heating pipe? 55
What are the characteristics of 50 electric heater heating bath? What are the installation and use methods?
Precautions? Fifty-six
5 1 what should I pay attention to in safety when using electric heaters to keep warm? 57
What are the advantages and disadvantages of heat-resistant glass or timely glass for the shell of electric heating rod? 58
Which plating solutions are generally forced to cool on the automatic plating line? Why should we try?
Less forced cooling? 58
The surface of metal shell of electric heating tube hanging in different positions in the same plating solution is as follows
What kind of corrosion and deposition will be different? 59
In the automatic electroplating production line, most electroplating solutions are stirred.
What is this? 59
What are the common stirring methods of electroplating solution? 60
What are the reasons that hinder the wide application of ultrasonic stirring? 6 1
At present, what kinds of equipment provide compressed air for electroplating automatic line? active
What are the technical requirements? 62
How to arrange the compressed air mixing pipeline in electroplating bath? 62
What are the advantages, disadvantages and limitations of compressed air mixing? 64
Purpose and function of plating solution filtration in 6 1 electroplating automatic production line
What is this? 65
What types of filters are commonly used in electroplating automatic production line at present? 65
What are the main components and working principle of drum filter? Sixty-eight
What are the pump types commonly used in 64 drum filter? Sixty-eight
What kinds of filter elements are commonly used in 65 drum filter? 70
What kinds of materials are commonly used to make the cylinder of filter? Seventy two
What is the working principle and characteristics of 67 frame filter? Seventy two
What is the working principle and characteristics of automatic cleaning filter? 73
How to choose the filter type according to the type of electroplating solution? Automatic electroplating line
Can I choose many types of filters in the world? 74
How to determine the cycle filtration times of plating solution? 74
7 1 how to choose the filtration accuracy of the filter element? 75
When filtering, sometimes a small amount of filter aid is added to the solution to be filtered.
What is this? 75
How to choose the flow value of the filter pump? 76
How to install the filter correctly and reasonably? 77
How to cause the position of the suction pipe and discharge pipe of the 75 filter installed in electroplating bath to be reversed?
Long burr of nickel layer in bright nickel bath? 77
What is the function of the filter suction head usually installed on the suction nozzle of the filter?
What are the disadvantages of unloading? Seventy-eight
What automatic protection devices are needed for the water pump of the filter to prevent misoperation?
Causing damage to the pump? 79
How to choose the pump head of 78 filter? 79
What are the precautions in the use, overhaul and maintenance of filters? 80
Is there any simple way to prevent electrolyte from flowing out of the filter due to siphon phenomenon?
Flow loss in liquid inlet and outlet pipes or air stirring pipes? 8 1
8 1 why does the water inlet pipe in front of the ion exchange resin water purifier usually
Equipped with a filtering device? 8 1
Which paints are prone to hand sweat marks or water marks during drying? 82
What are the common drying methods for plating parts on 83 electroplating automatic machine? 82
What is the structure of 84 conveyor belt drying room? How effective is it? 83
What are the main types of power supply equipment for electroplating? How is it developing? Eighty-five
The working principle of 86 ordinary silicon rectifier and its advantages and disadvantages in use are as follows
What? 86
Basic working principle and application characteristics of 87 thyristor rectifier
What is this? 87
What special electroplating power sources have appeared recently? 88
What are the cooling methods of 89 electroplating power supply? Their respective advantages and disadvantages are
What? Eighty-nine
Basic working principle and application of rectification of 90 high frequency switching electroplating power supply
What are the characteristics? 90
9 1 how to choose electroplating power supply? 90
How to install and use 92 electroplating power supply? 9 1
What are the common faults of 93 electroplating power supply? How to maintain and maintain? 92
How to choose DC power supply for chromium plating? When installing and placing the power supply
What should I pay attention to? 93
How to maintain good (conduction) between electroplating rod and rod seat?
Contact? 94
How to do a good job in the relationship between the pole of automatic chromium plating line and the pole seat of chromium plating tank?
Does it not heat when it contacts and conducts electricity? 94
What is the structure of 97 acid altar car? Alkali barrels and chemical transport vehicles
What is the structure? 95
What is the structure of the simple acid pourer? 97
What are the uses of water in electroplating automatic line? 98
Why does 100 say that the use of cleaning water in electroplating automatic line will affect electroplating products?
Quality and production cost have a significant impact? 98
10 1 An automatic zincate cyanide-free galvanizing line designed by a company was cleaned with water.
Is it reasonable to use all deionized water? 99
102 what measures may be taken to use river (well) water for electroplating?
Workpiece cleaning water? 100
103 why is the water mark on the imitation gold coating actually a corrosion point or
Say corrosion marks? 10 1
104 how to identify (ion exchange resin) pure water by simple and qualitative methods?
What is the quality of pure water produced by the preparer? 10 1
Chapter III Pretreatment Process of Electroplating Automatic Line 103
105 the importance of establishing strict blank inspection system in electroplating production?
Meaning? 103
106 what are the requirements for pretreatment quality of electroplating? It has an effect on electroplating quality.
What effect? 104
107 what are the key points to consider when selecting degreasing process for electroplating pretreatment? 105
108 how to consider the degreasing method of steel workpiece in the production of electroplating automatic line?
And choose? How is the process route arranged? 105
Why is it easy to connect stainless steel tank as anode when degreasing by alkaline electrolysis?
Is there a liquid leak in the fuel tank? 107
What are the advantages and limitations of 1 10 organic solvent trichloroethylene degreasing? 107
1 165438+
What supporting facilities are there? 108
What is the application effect of 1 12 trichloroethylene degreasing automatic line? 1 1 1
1 13 when trichloroethylene is used to remove oil, the workpiece is sometimes seriously corroded, and the possible reasons are as follows.
What are there? 1 12
1 14 What are the reasons that usually affect the oil removal effect during ultrasonic oil removal? 1 12
1 15 What are the common methods for evaluating the degreasing effect? 1 13
1 16 If the steel workpiece is polished, degreased and etched,
What should I do if I can't electroplate for a while? 1 15
Chapter IV Common Electroplating Process for Electroplating Automatic Line 1 16
1 17 why is the bath liquid in each plating bath in the automatic plating line in good and stable condition?
In the working state, in fact, only the components in the plating solution are in dynamic balance.
Is it the result of dynamic balance of various factors? 1 16
1 18 why does the concentration of plating solution in the plating bath automatically gradually deviate from it?
Initial optimal concentration state? 1 17
1 19 how to control the concentration of each electroplating solution in the electroplating automatic line?
Within the allowable range of electroplating process? 1 19
120 how to realize the automation of electroplating production from the perspective of dynamic balance?
Self-cleaning effect of removing metal ion impurities? 120
12 1 why is the failure rate of various bright plating solutions particularly high? The difficulty of its control
Where is it? How to prevent the occurrence of faults? 122
Why does 122 say that the plating solution on the automatic line with large plating bath and many plating solutions is often the opposite?
Isn't the stability of hand-set bath less than that of much less bath? 123
123 how to determine the multiple of bright nickel plating solution from the perspective of dynamic balance?
Long processing cycle? 124
124 what are the basic types of zinc plating electrolyte? Their main advantages and disadvantages
How's it going? 126
125 what is the development process of zincate alkaline cyanide-free zinc plating process in China? 128
What is the level of modern zincate cyanide-free zinc plating process? produce
What are the points for attention in the operation? 129
127 why is the ratio of NaOH/ZnO in most zincate cyanide-free zinc plating solutions?
Generally, 10 ~ 12? Why is it added to zincate cyanide-free zinc plating?
The effect of this agent is greater than that of bright nickel plating and bright acid copper plating. 13 1
128 how to arrange the zinc anode and anode rod in the automatic production line of alkaline cyanide-free zinc plating?
It is not only convenient for production, but also conducive to the automation of controlling the zinc ion content in the plating solution.
Rising? 132
Why does 129 say that iron is used in alkaline (zincate) cyanide-free zinc plating at present?
Anode plate is an advanced anode system? 133
130 what are the typical processes and operating conditions of sulfate zinc plating at present? produce
What are the points for attention in the operation? 134
What are the most commonly used passivation measures for 13 1 zinc coating at present? 135
132 what are dacromet coating technology and comet coating technology? Their application
What are the characteristics? 136
133 what is the main purpose of copper plating? What kinds of copper plating solutions are commonly used? 137
The main uses, advantages and disadvantages of 134 cyanide copper plating in electroplating automaton production are as follows.
What? 139
135 What are the advantages of bright nickel with the same thickness instead of acidic bright copper?
Question? 140
Technology and application of 136 acid bright copper plating on automatic production line.
What about brighteners and additives? 14 1
137 why should phosphorus-containing anode be used for acidic bright copper plating? Attention in use
What's the matter? 143
Why does 138 not dissolve CuCN when preparing cyanide copper plating solution?
And produce precipitation? 144
139 why should a small amount of Cl- be added to sulfate bright copper plating? How to control
Is the concentration of Cl- within the appropriate range? 145
How is 140 nickel plating brightener classified? The fourth generation brightener for nickel plating mainly
What's the ingredient? What are their characteristics? 146
14 1 how to choose the brightener for nickel plating? How to evaluate the quality of brightener
And the difference? 148
142 what is the use of titanium anode basket in bright copper acid bath and bright nickel bath?
Benefits? What are the precautions? 150
143 what is the intermediate of electroplating additive? It and electroplating additives
What does it matter (or brightener)? 150
How to improve the current efficiency of 144 by selecting suitable chromium plating catalyst? 15 1
145 in the process of chromium plating, the effects and benefits of various fog suppression methods.
What is the actual application situation? 153
146 what are the new products and progress of antifogging additives in recent years? 155
Why does 147 refer to the decorative and protective chrome-plated representative of automobile aluminum wheels in China?
First-class domestic decorative chrome plating? 156
148 aluminum alloy and zinc alloy die castings are decorated to protect the machinery before electroplating.
What are the precautions when preparing? 159
149 before decorative protection electroplating of aluminum alloy and zinc alloy die castings,
How to make chemical preparation for wax removal and oil removal. 160
Does 150 affect H2O2? Factors affecting the stability of H2O2 in H2SO4 mixed solution
What measures are there to improve its stability? 16 1
H2O2 is used in 15 1? H2SO4 mixture instead of Na2Cr2O7? H2SO4 or HNO3?
Application of sulfuric acid mixed solution pickling or chemical polishing process for copper and copper alloys
What's the effect? 163
What is the reason for the discoloration of 152 copper alloy imitation gold coating? Affect its discoloration
What are the main factors? 165
153 what is the current situation of methods and processes to prevent the discoloration of imitation gold coatings? 167
154 how to plate (imitate) bronze and bronze products? 169
155 why does the surface of antique copper workpiece just electroplated sometimes corrode?
Red rust? 170
156 only one knows how to master, control and use the chemical composition of the plating solution.
Use so-called imitation gold salt, black nickel salt, copper salt, etc.
Electroplating solution? 172
When black nickel was plated on 157 imitation gold coating, black nickel coating appeared one by one.
How to solve the skin explosion? 174
158 why do many workpieces often drill process holes? Drilling a process hole on a workpiece
What is the reason and purpose? 174
The fifth chapter electroplating automatic line 177 process fault analysis and treatment.
159 what should I do if I find out the quality problem of electroplating layer on the electroplating automatic line?
Start? 177
There are coating quality problems in 160 automatic plating line. How to find out the fault?
Process? 178
16 1 how to determine the failure of plating solution by observing and analyzing the situation?
Why? 180
162 how to determine the failure reason of plating solution through small cell test? 18 1
163 what is the structure of the hull tank? When doing the hull tank test, there are some
What technical requirements? 183
164 what is the use of hull cell test in electroplating process test? 186
What are the common treatment methods after the failure of 165 plating solution? 187
Principle, treatment and requirements of 166 low current density electrolysis for purifying plating solution
What are there? 188
167 oxidation? What is the principle and treatment requirements of purifying plating solution by reduction method? 189
168 principle and treatment requirements of purifying plating solution by activated carbon adsorption? 19 1
169 treatment of organic impurities in bright nickel plating bath with ultraviolet light instead of activated carbon
What is the principle and effect of this method? What are the advantages? 192
Chapter VI Modern Quality Management of Electroplating Automatic Line 195
170 why should electroplating enterprises implement modern quality management? 195
17 1 how is the development of modern quality management? 196
172 what are the basic principles of modern quality management? 197
173 what basic work does modern quality management need? What is so important?
Meaning? 199
174 how to evaluate and calculate the economic benefits of modern quality management? 200
175 how to implement quality control in electroplating production site? 20 1
176 the factors that affect the strict implementation of process discipline in electroplating production site are as follows
Which ones? 202
177 what are the common methods for implementing quality management? 203
178 when chemical analysis of electroplating solution is needed, how to take it out correctly?
Absorb analytical samples of electroplating solution? 205
179 how to strengthen the monitoring of the composition of electroplating solution? 206
180 how to prevent and reduce cross-contamination between electroplating solutions in automatic electroplating line
Phenomenon? 207
18 1 When measuring the thickness of metal coating by liquid flow method, the end point of liquid flow is objective and objective.
Accurate judgment method? 209
What is the basic principle of 182 liquid flow potential method to determine the end point of liquid flow? 2 1 1
183 what measures can improve the sensitivity of liquid flow potentiometry? 2 12
184 how to avoid buying unqualified salt fog boxes (unqualified detection indicators)
Something like that? 2 14
185 what is "opposite panel"? The role of "reverse plate" in the color tone and quality of decorative electroplating products
What is the role in identification? 2 15
186 what do you usually use in the face of endless coating color patterns?
How to "align" the products? 2 16
187 what are the benefits of bath composition control? 2 17
188 how to control the quality of electroplating chemical materials from the source? 2 18
189 which overflow holes and drainage holes of plating bath are easily blocked? How to prevent and
Solve? 2 19
190 during electroplating, what may happen if a large workpiece falls into the tank and is not cleaned in time?
Consequences and accidents? 220
19 1 Why is it that when zincate bath is treated with low current to eliminate impurities,
Spongy zinc deposits will be produced on the cathode plate treated with low current.
Spontaneous combustion? 220
192 why does the polishing machine and the suction pipe of the polishing machine suddenly automatically?
A burning fire? 222
193 why do workpieces sprayed with organic paint dry and solidify in the oven?
Easy to explode? 222
Chapter VII Cleaner Production and Sewage Treatment of Electroplating Automatic Line 224
What is cleaner production? What are the requirements of the country? 224
195 what impact does the implementation of the cleaner production promotion law have on the electroplating industry?
Promoting effect? 225
196 what are the solutions to the environmental pollution caused by electroplating industry? 226
197 what are the common methods for electroplating wastewater treatment? A relatively large amount produced on an automatic production line.
What method is used to treat electroplating wastewater? 226
198 "DTCR" chelating precipitation method to treat electroplating wastewater? 227
199 what's the latest progress in microbial treatment of electroplating wastewater? 228
What is the basic principle of treating chromium-containing electroplating wastewater by 200 chemical method? 230
20 1 chemical treatment of chromium-containing electroplating wastewater with Na2SO3 or NaHSO3.
What are the key points of the process and its operation? 23 1
Process and operation of treating chromium-containing electroplating wastewater with ferrous sulfate in 202 chemical method
What's the point? 232
Cr (Ⅵ) can be reduced by FeSO4 _ 4 _ 4 above pH 4 without acidification.
What is the patented process for treating chromium-containing wastewater? 233
How to judge the end point of Cr (ⅵ) reduction reaction by visual colorimetry? 234
The eighth chapter electroplating automatic line factory design 236
What do you need to get when designing an automatic electroplating production line?
Basic information? 236
How to calculate the production procedure of electroplating workshop? 237
What parts does the electroplating workshop usually consist of? 238
How to arrange the location of electroplating workshop in the whole plant? 238
What drawings should be drawn in different design stages of electroplating workshop? 239
What should be included in the zoning map of 2 10 planning stage? 239
2 1 1 What are the main contents of the process equipment layout? 240
2 12 what are the main contents of the construction drawings of civil engineering and installation departments? 24 1
2 13 why do we have to draw a good zoning map during the design of electroplating workshop?
Layout plan of process equipment and construction drawing of civil engineering and installation? 242
How should the 2 14 electroplating (automatic line) workshop be laid out? 243
2 15 What kinds of plane layout methods are commonly used in electroplating automatic line? 243
2 16 How to arrange ventilation pipes and fans in automatic electroplating line? 245
2 17 installation and arrangement of ventilation pipe and drainage pipe for cyanide-containing bath solution
What should I pay attention to? 246
2 18 What are the common construction practices in the electroplating part of the electroplating workshop? 246
2 19 Automatic Line The ordinary acid-base sewage from electroplating bath and cleaning tank is discharged through pipelines.
It is better to use open ditch to drain water. Seven days a week
What harm does noise do to human body? Main noise sources in electroplating workshop
Where is it? 248
22 1 how to minimize, reduce and control the noise in electroplating workshop? 248
Why does 222 electroplating automatic line occupy more auxiliary area than manual fixing bath?
The production line is much higher? 249
How to calculate the investment of process equipment in 223 electroplating workshop? The main key of the workshop
What are the data and economic and technical indicators? 250
Reference 25 1
Chapter 1 electroplating basics
1 What is electroplating? 1
Why can electroplating solution conduct electricity? 2