CN107377532A - A kind of compound cleaning method of rubber mould - Google Patents
A kind of compound cleaning method of rubber mould Download PDFInfo
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- CN107377532A CN107377532A CN201710744648.3A CN201710744648A CN107377532A CN 107377532 A CN107377532 A CN 107377532A CN 201710744648 A CN201710744648 A CN 201710744648A CN 107377532 A CN107377532 A CN 107377532A
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- light beam
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- die surface
- mould
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- 238000004140 cleaning Methods 0.000 title claims abstract description 168
- 238000000034 method Methods 0.000 title claims abstract description 22
- 150000001875 compounds Chemical class 0.000 title claims abstract description 16
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229940037003 alum Drugs 0.000 claims abstract description 11
- 239000007921 spray Substances 0.000 claims abstract description 9
- 238000009825 accumulation Methods 0.000 claims abstract description 7
- 229910000028 potassium bicarbonate Inorganic materials 0.000 claims abstract description 7
- 235000015497 potassium bicarbonate Nutrition 0.000 claims abstract description 7
- 239000011736 potassium bicarbonate Substances 0.000 claims abstract description 7
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 claims abstract description 7
- 238000005507 spraying Methods 0.000 claims abstract description 7
- 239000011521 glass Substances 0.000 claims description 28
- 230000001681 protective effect Effects 0.000 claims description 28
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 24
- 229910052757 nitrogen Inorganic materials 0.000 claims description 12
- 239000012535 impurity Substances 0.000 claims description 6
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 2
- 238000003911 water pollution Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- 235000011089 carbon dioxide Nutrition 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 238000005488 sandblasting Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0035—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like
- B08B7/0042—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like by laser
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/70—Maintenance
- B29C33/72—Cleaning
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Cleaning In General (AREA)
Abstract
A kind of compound cleaning method of rubber mould, comprises the following steps：S1, regional analysis：Before cleaning, dirt accumulation situation before and after mould use is contrasted, and according to contrast situation, region division is carried out to mould；S2, in mould surface spraying mass fraction it is 10% 20% sodium acid carbonate or potassium bicarbonate solution, until die surface saturation, 3% 25% alum is uniformly then being sprayed to die surface, are then standing 3 10min；S3, laser cleaning；S4, after laser cleaning, die surface is cleaned to die surface spray water.The inventive method is fast for rubber mold clean speed, and consumption reagent is few, and water pollution is less, and running cost is low.
Description
Technical field：
The present invention relates to a kind of compound cleaning method of rubber mould.
Background technology：
Rubber mold base material is typically from the metal materials such as aluminum steel, after rubber mold uses a period of time, rubber grain meeting
Attached the rubber article for causing to obtain is coarse on the mold surface, influences product quality, and be not easy to be removed from the molds.Cause
This, mould must be cleaned using after a period of time.Existing cleaning way includes mechanical cleaning, sandblasting cleaning, chemistry clearly
Wash, ultrasonic wave cleans and Dry ice cleaning.Mechanical cleaning and sandblasting cleaning are wasted time and energy, thereby increases and it is possible to which die surface is caused to damage；
Ultrasonic wave cleans and Chemical cleaning needs mould being completely put into water or solvent, utilizes vibration of ultrasonic wave or chemistry
Corrode to take out dirt, cumbersome, cost is higher；Need to spray dry ice to mould using Dry ice cleaning, utilize metal and rubber
The inconsistent characteristic of glue thermal expansion and contraction degree so that dirt comes off, and cleaning cost is high, inconvenient for operation and relatively time-consuming.It is existing
Technology does not have the plan of solution to this.
The content of the invention：
The purpose of the present invention is aiming at disadvantages mentioned above existing for prior art, there is provided a kind of rubber mould is answered
Cleaning method is closed, cleaning speed is fast, and consumption reagent is few, and water pollution is less, and running cost is low, solves present in prior art
Problem.
The present invention is that technical scheme is used by solving above-mentioned technical problem：
A kind of compound cleaning method of rubber mould, comprises the following steps：
S1, regional analysis：Before cleaning, dirt accumulation situation before and after mould use is contrasted, and according to contrast situation, to mould
Carry out regional analysis；
S2, sodium acid carbonate or potassium bicarbonate solution in mould surface spraying mass fraction for 10%-20%, until mould
Surface saturation, 3%-25% alum is uniformly then being sprayed to die surface, is then standing 3-10min；
S3, laser cleaning；
S4, after laser cleaning, die surface is cleaned to die surface spray water.
Preferably, in S1, most die surface is divided into weight according to dirt thickness threshold value at last for the areas case analysis
It is 1mm-10mm to spend Polluted area and general Polluted area, the dirt thickness threshold value.
Preferably, in S3, the laser cleaning is divided into the once cleaning implemented successively and secondary cleaning, described once clear
Wash and be used for serious pollution region, using 400-600W pulse lasers, cleaning speed 3000-8000mm/s, power output 92%-
98%, frequency 50kHz, 100 μ s of cleaning delay；The secondary cleaning is used for general Polluted area and it is cleaned in serious pollution region
Mould afterwards, secondary cleaning are used with once cleaning power identical pulse laser, cleaning speed 8000-12000mm/s, power
Export as 60%-80%, frequency 50kHz, 100 μ s of cleaning delay.
Preferably, in secondary cleaning, nitrogen is sprayed while cleaning to die surface.
Preferably, in S4, when the electrical conductivity of the water cleaned after mould is not more than 30 μ S/cm (25 DEG C), cleaning is stopped.
Preferably, in S4, after mould stops cleaning, then nitrogen is purged to die surface, until dry tack free.
Preferably, in S3, laser cleaning uses laser beam emitting device, and the laser beam emitting device occurs including a laser
Device, the laser generator rear side is sequentially provided with cut-off mirror, protective glass and galvanometer along the direct of travel of light beam, in cut-off mirror with protecting
A beam expanding lens is provided between goggle, a focal length focus lamp is provided between protective glass and galvanometer, is being shaken along the direct of travel of light beam
Focus lamp is provided with rear side of mirror.
Preferably, the focal length focus lamp includes the convex lens one or two axle center point-blank, along light beam
Direct of travel is provided with a concavees lens in the rear side of convex lens.
Preferably, the number of the convex lens is two.
Preferably, the laser beam emitting device use comprises the following steps：
S31, laser generator is opened, produce laser beam；
S32, laser beam are radiated on cut-off mirror, and value mirror is by laser beam cut-off into parallel light beam；
Light beam after S33, cut-off is radiated on beam expanding lens, and parallel light beam is expanded to a diameter of 4-10 millis by beam expanding lens
The light beam of rice；
S34, expand after light beam be radiated on protective glass, protective glass protection laser generator avoid being damaged by the reflected beams
It is bad；
The light beam that S35, protective glass come out is radiated on focal length focus lamp, the light beam focal length come out through focal length focus lamp
Depth is elongated；
The elongated light beam of S36, depth of focus is radiated on galvanometer, and galvanometer is shaped light beam vibration into one by vibrating to rotate
The light beam of shape；
S37, the light beam of definite shape are radiated on focus lamp, and focus lamp focuses on light beam, improve the energy of light beam；
Light beam after S38, focusing is radiated on rubber mold to be cleaned, clear to the impurity progress laser on rubber mold surface
Reason.
Compared with prior art, it is an advantage of the invention that：Rubber mold surface is subjected to subregion according to pollution level is different
Set, so as to smoothly clean up die surface；Sodium acid carbonate or saleratus and bright are first sprayed in die surface
Alum, enable to sodium acid carbonate or saleratus to be deep into inside dirt, alum then by react strengthen sodium acid carbonate and
The position of saleratus internally, so that in cleaning process, above-mentioned substance, which decomposes, produces gas, accelerates the de- of dirt
From, and above-mentioned substance inherently play the role of it is certain by dirt from rubber mold depart from；Laser beam emitting device structure design
Rationally, it is novel, a focal length focus lamp is added between protective glass and galvanometer, focal length focus lamp can become the depth of focus of light
Long, the focal length for being so achieved that laser beam is number range, and the distance between such laser beam emitting device and cleaning surface are only
The cleaning that can be realized as in this number range to cleaning surface is maintained at, laser beam emitting device is reached into optimal cleaning effect
Laser cleaning device and the distance of cleaning surface one number range is become by a numerical value, laser cleaning head dress has been effectively ensured
The cleaning to surface irregularity metal covering is put, effectively reduces requirement of the laser cleaning to worker's skills involved in the labour, worker is only
The distance between laser cleaning head device and cleaning surface can be maintained in certain scope, laser can be realized
The convenience of cleaning head device control, the shortcomings that avoiding because of distance adjustment inaccurate cleaning performance difference, laser is effectively ensured
Cleaning head device cleans the uniformity of metal surface.
Brief description of the drawings：
Fig. 1 is the structured flowchart of the present invention.
Fig. 2 is the structural representation of focal length focus lamp of the present invention.
Embodiment：
For the technical characterstic for illustrating this programme can be understood, below by embodiment, and with reference to accompanying drawing, to the present invention
It is described in detail.
As shown in Figure 1-2, a kind of compound cleaning method of rubber mould, comprises the following steps：
S1, regional analysis：Before cleaning, dirt accumulation situation before and after mould use is contrasted, and according to contrast situation, to mould
Carry out regional analysis；
S2, sodium acid carbonate or potassium bicarbonate solution in mould surface spraying mass fraction for 10%-20%, until mould
Surface saturation, 3%-25% alum is uniformly then being sprayed to die surface, is then standing 3-10min；
S3, laser cleaning；
S4, after laser cleaning, die surface is cleaned to die surface spray water.
In S1, most die surface is divided into serious pollution area according to dirt thickness threshold value at last for the areas case analysis
Domain and general Polluted area, the dirt thickness threshold value are 1mm-10mm.Rubber mold surface is entered according to pollution level difference
Row subregion is set, so as to smoothly clean up die surface, by serious pollution region and the difference pair of general Polluted area
Treat, it is possible to increase the efficiency of cleaning, and can avoid damaging die surface in cleaning process.
In S3, the laser cleaning is divided into the once cleaning implemented successively and secondary cleaning, and described once clean is used for
Serious pollution region, using 400-600W pulse lasers, cleaning speed 3000-8000mm/s, power output 92%-98%,
Frequency 50kHz, 100 μ s of cleaning delay；The secondary cleaning is used for after general Polluted area and the cleaning of serious pollution region
Mould, secondary cleaning are used with once cleaning power identical pulse laser, cleaning speed 8000-12000mm/s, power output
For 60%-80%, frequency 50kHz, 100 μ s of cleaning delay.
In secondary cleaning, nitrogen is sprayed while cleaning to die surface.Die surface can be protected, avoids cleaning
During surface be oxidized.
In S4, when the electrical conductivity of the water cleaned after mould is not more than 30 μ S/cm (25 DEG C), stop cleaning.Improve mould
The clean level on surface.
In S4, after mould stops cleaning, then nitrogen is purged to die surface, until dry tack free.Prevent rotten after cleaning
Lose the generation of phenomenon.
In S3, laser cleaning uses laser beam emitting device, and the laser beam emitting device includes a laser generator, described
Be sequentially provided with cut-off mirror, protective glass and galvanometer along the direct of travel of light beam on rear side of laser generator, cut-off mirror and protective glass it
Between be provided with a beam expanding lens, a focal length focus lamp is provided between protective glass and galvanometer, along the direct of travel of light beam on rear side of galvanometer
Provided with focus lamp.
The focal length focus lamp includes the convex lens one or two axle center point-blank, along the direct of travel of light beam
A concavees lens are provided with the rear side of convex lens.
The number of the convex lens is two.
The laser beam emitting device use comprises the following steps：
S31, laser generator is opened, produce laser beam；
S32, laser beam are radiated on cut-off mirror, and value mirror is by laser beam cut-off into parallel light beam；
Light beam after S33, cut-off is radiated on beam expanding lens, and parallel light beam is expanded to a diameter of 4-10 millis by beam expanding lens
The light beam of rice；
S34, expand after light beam be radiated on protective glass, protective glass protection laser generator avoid being damaged by the reflected beams
It is bad；
The light beam that S35, protective glass come out is radiated on focal length focus lamp, the light beam focal length come out through focal length focus lamp
Depth is elongated；
The elongated light beam of S36, depth of focus is radiated on galvanometer, and galvanometer is shaped light beam vibration into one by vibrating to rotate
The light beam of shape；
S37, the light beam of definite shape are radiated on focus lamp, and focus lamp focuses on light beam, improve the energy of light beam；
Light beam after S38, focusing is radiated on rubber mold to be cleaned, clear to the impurity progress laser on rubber mold surface
Reason.
Focal length focus lamp realizes that the elongated principle of depth of focus is：Light beam is radiated on first convex lens, first convex lens
The condenser effect to light beam is realized, light beam is polymerized to a hot spot, and the convergent pencil of rays for being polymerized to hot spot is radiated on second convex lens,
Second convex lens realizes the amendment of the convergent pencil of rays to being polymerized to hot spot, when being polymerized to the convergent pencil of rays of hot spot and being radiated on concavees lens,
Concavees lens (the operation principle of concavees lens：When convergent pencil of rays passes through concavees lens, convergent pencil of rays can become directional light, when directional light is through recessed
During lens, directional light can become diverging light, and concavees lens have the function that dispersed light) convergent pencil of rays will be become and be polymerized to a hot spot
Directional light, be so achieved that focal length focus lamp come out light beam for focus on directional light.Focal length focus lamp realizes pair
The effect that convergent pencil of rays depth of focus elongates.
Specific embodiment 1：
S1, regional analysis：Before cleaning, dirt accumulation situation before and after mould use is contrasted, and according to contrast situation, to mould
Carry out areas case analysis；Most die surface is divided into serious pollution according to dirt thickness threshold value at last for the areas case analysis
Region and general Polluted area, the dirt thickness threshold value are 1mm.
S2, in the sodium acid carbonate or potassium bicarbonate solution that mould surface spraying mass fraction is 10%, until die surface
Saturation, 3% alum is uniformly then being sprayed to die surface, is then standing 3min；
S3, laser cleaning；
S31, laser generator is opened, produce laser beam；
S32, laser beam are radiated on cut-off mirror, and value mirror is by laser beam cut-off into parallel light beam；
Light beam after S33, cut-off is radiated on beam expanding lens, and parallel light beam is expanded to a diameter of 4 millimeters by beam expanding lens
Light beam；
S34, expand after light beam be radiated on protective glass, protective glass protection laser generator avoid being damaged by the reflected beams
It is bad；
The light beam that S35, protective glass come out is radiated on focal length focus lamp, the light beam focal length come out through focal length focus lamp
Depth is elongated；
The elongated light beam of S36, depth of focus is radiated on galvanometer, and galvanometer is shaped light beam vibration into one by vibrating to rotate
The light beam of shape；
S37, the light beam of definite shape are radiated on focus lamp, and focus lamp focuses on light beam, improve the energy of light beam；
Light beam after S38, focusing is radiated on rubber mold to be cleaned, clear to the impurity progress laser on rubber mold surface
Reason.
Laser cleaning is divided into the once cleaning implemented successively and secondary cleaning, described once to clean for serious pollution area
Domain, using 400 pulse lasers, cleaning speed 3000mm/s, power output 92%, frequency 50kHz, 100 μ s of cleaning delay；Institute
The mould that secondary cleaning is used for after general Polluted area and the cleaning of serious pollution region is stated, secondary cleaning is used with once cleaning
Power identical pulse laser, cleaning speed 8000mm/s, power output 60%, frequency 50kHz, 100 μ s of cleaning delay；
During secondary cleaning, nitrogen is sprayed while cleaning to die surface；
S4, after laser cleaning, die surface is cleaned to die surface spray water, clean mould after water electricity
When conductance is not more than 30 μ S/cm (25 DEG C), stop cleaning；After mould stops cleaning, then nitrogen is purged to die surface, until table
Face is dried, No. 1 sample after being cleaned.
Specific embodiment 2：
S1, regional analysis：Before cleaning, dirt accumulation situation before and after mould use is contrasted, and according to contrast situation, to mould
Carry out areas case analysis；Most die surface is divided into serious pollution according to dirt thickness threshold value at last for the areas case analysis
Region and general Polluted area, the dirt thickness threshold value are 10mm.
S2, in the sodium acid carbonate or potassium bicarbonate solution that mould surface spraying mass fraction is 20%, until die surface
Saturation, 25% alum is uniformly then being sprayed to die surface, is then standing 10min；
S3, laser cleaning；
S31, laser generator is opened, produce laser beam；
S32, laser beam are radiated on cut-off mirror, and value mirror is by laser beam cut-off into parallel light beam；
Light beam after S33, cut-off is radiated on beam expanding lens, and parallel light beam is expanded to a diameter of 10 millimeters by beam expanding lens
Light beam；
S34, expand after light beam be radiated on protective glass, protective glass protection laser generator avoid being damaged by the reflected beams
It is bad；
The light beam that S35, protective glass come out is radiated on focal length focus lamp, the light beam focal length come out through focal length focus lamp
Depth is elongated；
The elongated light beam of S36, depth of focus is radiated on galvanometer, and galvanometer is shaped light beam vibration into one by vibrating to rotate
The light beam of shape；
S37, the light beam of definite shape are radiated on focus lamp, and focus lamp focuses on light beam, improve the energy of light beam；
Light beam after S38, focusing is radiated on rubber mold to be cleaned, clear to the impurity progress laser on rubber mold surface
Reason.
Laser cleaning is divided into the once cleaning implemented successively and secondary cleaning, described once to clean for serious pollution area
Domain, using 600W pulse lasers, cleaning speed 8000mm/s, power output 98%, frequency 50kHz, 100 μ s of cleaning delay；
The secondary cleaning be used for general Polluted area and serious pollution region cleaning after mould, secondary cleaning use with it is once clear
Wash power identical pulse laser, cleaning speed 12000mm/s, power output 80%, frequency 50kHz, 100 μ of cleaning delay
s；In secondary cleaning, nitrogen is sprayed while cleaning to die surface；
S4, after laser cleaning, die surface is cleaned to die surface spray water, clean mould after water electricity
When conductance is not more than 30 μ S/cm (25 DEG C), stop cleaning；After mould stops cleaning, then nitrogen is purged to die surface, until table
Face is dried, No. 2 samples after being cleaned.
Specific embodiment 3：
S1, regional analysis：Before cleaning, dirt accumulation situation before and after mould use is contrasted, and according to contrast situation, to mould
Carry out areas case analysis；Most die surface is divided into serious pollution according to dirt thickness threshold value at last for the areas case analysis
Region and general Polluted area, the dirt thickness threshold value are 6mm.
S2, in the sodium acid carbonate or potassium bicarbonate solution that mould surface spraying mass fraction is 15%, until die surface
Saturation, 14% alum is uniformly then being sprayed to die surface, is then standing 7min；
S3, laser cleaning；
S31, laser generator is opened, produce laser beam；
S32, laser beam are radiated on cut-off mirror, and value mirror is by laser beam cut-off into parallel light beam；
Light beam after S33, cut-off is radiated on beam expanding lens, and parallel light beam is expanded to a diameter of 7 millimeters by beam expanding lens
Light beam；
S34, expand after light beam be radiated on protective glass, protective glass protection laser generator avoid being damaged by the reflected beams
It is bad；
The light beam that S35, protective glass come out is radiated on focal length focus lamp, the light beam focal length come out through focal length focus lamp
Depth is elongated；
The elongated light beam of S36, depth of focus is radiated on galvanometer, and galvanometer is shaped light beam vibration into one by vibrating to rotate
The light beam of shape；
S37, the light beam of definite shape are radiated on focus lamp, and focus lamp focuses on light beam, improve the energy of light beam；
Light beam after S38, focusing is radiated on rubber mold to be cleaned, clear to the impurity progress laser on rubber mold surface
Reason.
Laser cleaning is divided into the once cleaning implemented successively and secondary cleaning, described once to clean for serious pollution area
Domain, using 500W pulse lasers, cleaning speed 6000mm/s, power output 95%, frequency 50kHz, 100 μ s of cleaning delay；
The secondary cleaning be used for general Polluted area and serious pollution region cleaning after mould, secondary cleaning use with it is once clear
Wash power identical pulse laser, cleaning speed 10000mm/s, power output 70%, frequency 50kHz, 100 μ of cleaning delay
s；In secondary cleaning, nitrogen is sprayed while cleaning to die surface；
S4, after laser cleaning, die surface is cleaned to die surface spray water, clean mould after water electricity
When conductance is not more than 30 μ S/cm (25 DEG C), stop cleaning；After mould stops cleaning, then nitrogen is purged to die surface, until table
Face is dried, No. 3 samples after being cleaned.
Then 1-3 products are checked that die surface is smooth, and there is no dirt, met using standard.By rubber pattern
Have surface and carry out subregion setting according to pollution level is different, so as to smoothly clean up die surface；In die surface
Sodium acid carbonate or saleratus and alum are first sprayed, enables to sodium acid carbonate or saleratus to be deep into inside dirt, it is bright
Alum then strengthens the position of sodium acid carbonate and saleratus internally by reacting, so that in cleaning process, it is above-mentioned
Substance decomposition produces gas, accelerates the disengaging of dirt, and above-mentioned substance inherently has and certain taken off dirt from rubber mold
From effect；Laser beam emitting device is reasonable in design, novel, and a focal length focus lamp is added between protective glass and galvanometer,
Focal length focus lamp can be elongated by the depth of focus of light, and the focal length for being so achieved that laser beam is number range, such laser
, will as long as the distance between emitter and cleaning surface are maintained at the cleaning that can be realized as in this number range to cleaning surface
Laser beam emitting device reaches the laser cleaning device of optimal cleaning effect and the distance of cleaning surface becomes a number by a numerical value
It is worth scope, cleaning of the laser cleaning head device to surface irregularity metal covering has been effectively ensured, has effectively reduced laser cleaning pair
The requirement of worker's skills involved in the labour,
Above-mentioned embodiment cannot function as limiting the scope of the invention, for the technology people of the art
For member, any alternate modification or conversion made to embodiment of the present invention are all fallen within protection scope of the present invention.
Part is not described in detail by the present invention, is the known technology of those skilled in the art of the present technique.
Claims (10)
- A kind of 1. compound cleaning method of rubber mould, it is characterised in that：Comprise the following steps：S1, regional analysis：Before cleaning, dirt accumulation situation before and after mould use is contrasted, and according to contrast situation, mould is carried out Areas case is analyzed；S2, sodium acid carbonate or potassium bicarbonate solution in mould surface spraying mass fraction for 10%-20%, until die surface Saturation, 3%-25% alum is uniformly then being sprayed to die surface, is then standing 3-10min；S3, laser cleaning；S4, after laser cleaning, die surface is cleaned to die surface spray water.
- A kind of 2. compound cleaning method of rubber mould according to claim 1, it is characterised in that：In S1, institute Stating areas case analysis, most die surface is divided into serious pollution region and general Polluted area according to dirt thickness threshold value at last, The dirt thickness threshold value is 1mm-10mm.
- A kind of 3. compound cleaning method of rubber mould according to claim 2, it is characterised in that：In S3, institute State laser cleaning and be divided into the once cleaning implemented successively and secondary cleaning, it is described once to clean for serious pollution region, use 400-600W pulse lasers, cleaning speed 3000-8000mm/s, power output 92%-98%, frequency 50kHz, cleaning delay 100μs；The secondary cleaning be used for general Polluted area and serious pollution region cleaning after mould, secondary cleaning use with Once clean power identical pulse laser, cleaning speed 8000-12000mm/s, power output 60%-80%, frequency 50kHz, 100 μ s of cleaning delay.
- A kind of 4. compound cleaning method of rubber mould according to claim 3, it is characterised in that：In secondary cleaning When, spray nitrogen while cleaning to die surface.
- A kind of 5. compound cleaning method of rubber mould according to claim 1, it is characterised in that：In S4, clearly When the electrical conductivity of water after mold cleaning tool is not more than 30 μ S/cm (25 DEG C), stop cleaning.
- A kind of 6. compound cleaning method of rubber mould according to claim 5, it is characterised in that：In S4, mould After tool stops cleaning, then nitrogen is purged to die surface, until dry tack free.
- A kind of 7. compound cleaning method of rubber mould according to claim 1, it is characterised in that：In S3, swash Light cleaning uses laser beam emitting device, and the laser beam emitting device includes a laser generator, the laser generator rear side edge The direct of travel of light beam is sequentially provided with cut-off mirror, protective glass and galvanometer, and a beam expanding lens is provided between cut-off mirror and protective glass, A focal length focus lamp is provided between protective glass and galvanometer, focus lamp is provided with rear side of galvanometer along the direct of travel of light beam.
- A kind of 8. compound cleaning method of rubber mould according to claim 7, it is characterised in that：The focal length is gathered Burnt mirror includes the convex lens one or two axle center point-blank, is provided with along the direct of travel of light beam in the rear side of convex lens One concavees lens.
- A kind of 9. compound cleaning method of rubber mould according to claim 8, it is characterised in that：The convex lens Number be two.
- A kind of 10. compound cleaning method of rubber mould according to claim 7, it is characterised in that：The laser Emitter use comprises the following steps：S31, laser generator is opened, produce laser beam；S32, laser beam are radiated on cut-off mirror, and value mirror is by laser beam cut-off into parallel light beam；Light beam after S33, cut-off is radiated on beam expanding lens, and parallel light beam is expanded to a diameter of 4-10 millimeters by beam expanding lens Light beam；S34, expand after light beam be radiated on protective glass, protective glass protection laser generator avoid being damaged by the reflected beams；The light beam that S35, protective glass come out is radiated on focal length focus lamp, the depth of the light beam focal length come out through focal length focus lamp It is elongated；The elongated light beam of S36, depth of focus is radiated on galvanometer, and galvanometer is vibrated light beam into definite shape by vibrating to rotate Light beam；S37, the light beam of definite shape are radiated on focus lamp, and focus lamp focuses on light beam, improve the energy of light beam；Light beam after S38, focusing is radiated on rubber mold to be cleaned, and laser cleaning is carried out to the impurity on rubber mold surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710744648.3A CN107377532A (en) | 2017-08-25 | 2017-08-25 | A kind of compound cleaning method of rubber mould |
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| CN112452947A (en) * | 2020-10-21 | 2021-03-09 | 厦门理工学院 | An intelligent cleaning method |
| CN112547697A (en) * | 2020-12-03 | 2021-03-26 | 江苏大学 | Laser cleaning device and method suitable for automatic streamlined airplane blade |
| IT201900024508A1 (en) * | 2019-12-18 | 2021-06-18 | Bicarjet S R L | PROCEDURE FOR THE CLEANING OF TIRE MOLDS AND SYSTEM IMPLEMENTING THE PROCEDURE |
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