CN107263242A - Weld seam processing technology and the plant equipment with weld seam - Google Patents
Weld seam processing technology and the plant equipment with weld seam Download PDFInfo
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- CN107263242A CN107263242A CN201710558001.1A CN201710558001A CN107263242A CN 107263242 A CN107263242 A CN 107263242A CN 201710558001 A CN201710558001 A CN 201710558001A CN 107263242 A CN107263242 A CN 107263242A
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- Prior art keywords
- weld seam
- polishing
- weld
- processing technology
- milling tools
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K33/00—Specially-profiled edge portions of workpieces for making soldering or welding connections; Filling the seams formed thereby
Abstract
The present invention provides a kind of weld seam processing technology and the plant equipment with weld seam, is related to field of machining.A kind of weld seam processing technology, main to include polishing to weld seam, the surface roughness of weld seam is 0.01~0.4 micron after polishing.Pollutant (such as food, medicine, the germ or other impurities) cleaning remained on this kind of weld seam is relatively easy to, because roughness is smaller, the surface of weld seam is also comparatively smooth, clears up more convenient.Meanwhile, surface roughness is smaller, and surface tension is smaller, and the probability of pollutant attachment is just greatly reduced.The present invention also provides a kind of plant equipment with weld seam, is mainly processed using above-mentioned weld seam processing technology.There is the face of weld roughness of the plant equipment of weld seam everywhere can be effectively controlled for this, improve the safety in utilization of the plant equipment with weld seam, and produce the wholesomeness of product.
Description
Technical field
The present invention relates to field of machining, in particular to a kind of weld seam processing technology and the machinery with weld seam
Equipment.
Background technology
With the development of society, requirement of the people to food and the health and safety of medicine is constantly lifted, therefore, to food
Higher requirement is proposed with the production equipment of medicine.Generally existing weld seam in production equipment, face of weld is dealt with improperly so that
Face of weld easily remains the pollutants such as abundance of food, medicine, germ, and because face of weld handles not in place, pollutant
It is difficult to clean up.The health of production equipment can not be protected, and the health and safety for causing its food produced and medicine can not be obtained
To guarantee.
The content of the invention
It is an object of the invention to provide a kind of weld seam processing technology, it can substantially reduce the roughness of face of weld,
Improve the cleanliness factor of face of weld.
Another object of the present invention is to provide a kind of plant equipment with weld seam, the plant equipment should with weld seam is welded
Surface roughness at seam is smaller, has ensured that this has the health of the plant equipment of weld seam and safety.
The present invention is solved its technical problem and realized using following technical scheme.
The present invention proposes a kind of weld seam processing technology, and main to include polishing to weld seam, the surface of weld seam is thick after polishing
Rugosity is 0.01~0.4 micron.
The present invention provides a kind of plant equipment with weld seam, is made up of above-mentioned weld seam processing technology.
The present invention also provides a kind of plant equipment with weld seam, should have the face of weld of the plant equipment of weld seam coarse
Spend for 0.01~0.4 micron.
The beneficial effect of the weld seam processing technology of the embodiment of the present invention and the plant equipment with weld seam is：
If the safe and healthy of the production equipments such as food, medicine can not be ensured, pacified by the health of the food of its production, medicine
Can not just be protected entirely, it is necessary to by follow-up a variety of human interventions just can guarantee that food, medicine it is safe and healthy.It is of the invention real
Apply example offer weld seam processing technology the surface roughness of this kind of production equipment commissure can be made reduce, reduction food, medicine,
Residual of the pollutants such as germ in commissure.Weld seam after being handled by the weld seam processing technology, its surface roughness can reach
0.01~0.4 micron, the probability that pollutant is remained in commissure can be reduced.And low surface roughness also causes the clear of commissure
Wash work to be easier, further reduce the residual contaminants of commissure.The embodiment of the present invention also provides a kind of machine with weld seam
Weld seam in tool equipment, the plant equipment is mainly made of above-mentioned weld seam processing technology, it is ensured that should the machinery with weld seam
Equipment has less surface roughness in commissure, improves the safe and healthy journey in use of the plant equipment with weld seam
Degree.The embodiment of the present invention also provides a kind of plant equipment with weld seam, should have the surface of the plant equipment weld seam of weld seam thick
Rugosity is 0.01~0.4 micron.This kind of plant equipment with weld seam can be used for food, medicine etc. higher to healthy requirement
Industry, pass through reduction with weld seam plant equipment weld seam surface roughness, improve product safe and healthy degree.
Embodiment
, below will be in the embodiment of the present invention to make the purpose, technical scheme and advantage of the embodiment of the present invention clearer
Technical scheme be clearly and completely described.Unreceipted actual conditions person, builds according to normal condition or manufacturer in embodiment
The condition of view is carried out.Agents useful for same or the unreceipted production firm person of instrument, are the conventional production that can be obtained by commercially available purchase
Product.
Weld seam processing technology below to the embodiment of the present invention and the plant equipment with weld seam are specifically described.
A kind of weld seam processing technology, main to include polishing to weld seam, the surface roughness of weld seam is 0.01 after polishing
~0.4 micron, can also be further 0.01~0.25 micron.Remained on this kind of weld seam pollutant (for example food, medicine,
Germ or other impurities) cleaning be relatively easy to because roughness is smaller, the surface of weld seam is also comparatively smooth, cleaning ratio
It is more convenient.Meanwhile, surface roughness is smaller, and surface tension is smaller, and the probability of pollutant attachment is just greatly reduced.It is to be appreciated that
When on production line different foods or medicine alternately can be produced, it is detained food or medicine in welded joints for different food
Or cross pollution will be formed for medicine.
In the embodiment of the present invention, the surface roughness of weld seam may further be 0.05~0.1 micron after polishing.Rough surface
Degree is smaller, and the requirement of polishing and required time also will accordingly increase, when the surface roughness of weld seam reaches 0.05~0.1
During micron, the surface tension of face of weld is minimum, and pollutant can not be trapped in face of weld substantially, even if having what is be detained on a small quantity
Pollutant, can also be eliminated pollutant by cleaning means.This kind of weld seam ensure that the health and safety, Jin Erye of equipment
The health and safety of the products such as food, medicine are ensure that, without implementing manual intervention means to product again, product is disclosure satisfy that
The demand of fully-automatic production.The appearance of this kind of weld seam, to uplifting the people's living standard and quality serves material impact, promotes
The long-lived development of human health, while also promoting welding technique, environmentally friendly process for treating surface and welding material technology
Development.
, can be first to needing weldering before forming weld seam, it is necessary to be initially formed weld seam before polishing welding seams in the embodiment of the present invention
The mother metal connect is screened.If final product needs to be used for the industries such as food, medicine, mother metal must is fulfilled for food-grade first
Requirement, if for example mother metal be stainless steel, firstly the need of the national food safety standard GB9684- for meeting stainless steel products
2011.If final products are for other field or select different mother metals, corresponding professional standard or country are met
Standard.Furthermore it is also possible to further screened to mother metal, in the present embodiment can from impurity (for example nickel, phosphorus, sulphur,
Silicon, boron etc.) material that is evenly distributed, as mother metal, ensures that weld metal internal organizational structure and chemical composition are equal to the full extent
It is even, it is to avoid excessive cast sturcture occur.Make weld metal avoided the occurrence of during grinding and buffing as：Lamellar tearing, folder
The defect such as slag, lack of penetration, undercut, stomata, so as to reduce the rework rate in manufacture course of products, has obtained resource more abundant
Utilization.Nickel easily will all promote steel with the impurity such as sulphur, phosphorus formation low-melting compound or cocrystalization compound and boron, the segregation of silicon
Material produces fire check.The generation of fire check uniformly also will be further reduced in Impurity Distribution.
Because welding procedure, equipment, welder's technical ability etc. can influence weldquality, therefore, except selecting mother metal
Outside, before polishing, further the weld seam formed after welding can also be screened.The surfaces externally and internally of weld seam without any defect,
Such as stomata, slag inclusion, crackle, lack of penetration, the then grinding efficiency for being conducive to raising follow-up.Certainly, if defect is substantially excessive, only
It can do over again and weld again, and weldquality is too poor also brings hidden danger to equipment safety., can also be after if weld seam has a little defect
It is continuous to carry out follow-up polishing, but need to eliminate these defects as far as possible by polishing, then the time of polishing is with respect to zero defect weld grinding
Time is longer.Flawless weld seam can not only improve the safety in utilization of equipment, while the time needed for polishing welding seams is also big
It is big to reduce., can be using conventional means of testing such as magnifying glass, Liquid penetrant testing, X-rays for the quality testing of weld seam.Certainly, weld seam
Can also according to international standard ISO5817 (steel, nickel, titanium and its alloy joint made by flame welding defect credit rating) screened, it is full
The weld seam of the foot standard can subsequently be polished.
When polishing weld seam, the first time polishing and second of polishing carried out successively is may include in detail.Can be with
The first surface roughness of weld seam after control polishing for the first time reaches 5~15 microns or 8~12 microns.The present invention
In embodiment, the mesh number for the first milling tools used of polishing for the first time can select 50~150 mesh, polish used second dozen for the second time
The mesh number of grinder tool can select 250~420 mesh.Polish for the first time first milling tools used mesh number can also from 70~
100 mesh, the mesh number of second of the second milling tools used of polishing can also select 300~340 mesh.Surface roughness refers to processing
Smaller spacing and the unevenness of small peak valley that surface has.The distance between its two crest or two troughs very little, it belongs to micro-
See error in geometrical form.Surface roughness is smaller, then surface is more smooth.In order to improve grinding efficiency, the mesh of the second milling tools
Number is more than the mesh number of the first milling tools, first using first dozen of mesh number smaller (mesh number is smaller, then illustrates that raw meal particle size is bigger)
Grinder tool is polished weld seam, then weld seam is continued to polish using the second larger milling tools of mesh number.
First milling tools, the second milling tools can be selected in the sand paper containing alundum (Al2O3), the embodiment of the present invention
Further weld seam is polished from the sand paper using alundum (Al2O3) as main material.Alundum (Al2O3) hardness is larger, can
The efficiency of polishing is greatly improved, and does not have harmful effect, such as corrosion resistance to the physicochemical property of stainless steel-like mother metal.Certainly,
The sand paper of other materials, or selection emery wheel or other abrasive materials can also be selected., can be from machine polishing during polishing
Or polishing of knocking off.
When polishing weld seam, the third time polishing carried out after second of polishing may optionally further comprise.It can control
The second surface roughness of weld seam is 0.5~4 micron or 0.7~1.5 micron after second of polishing.In the present embodiment,
The mesh number of third time polishing the 3rd milling tools used is more than the mesh number of the second milling tools, and in detail, the 3rd milling tools can
From 400~800 mesh or 500~700 mesh.Step up the mesh number of milling tools, improve weld grinding precision and
Grinding efficiency.
3rd milling tools can be selected in the sand paper containing alundum (Al2O3), the embodiment of the present invention and further selected with three
Al 2 O is polished weld seam for the sand paper of main material.It is of course also possible to from the sand paper of other materials, or selection
Emery wheel or other abrasive materials., can be from machine polishing or manual grinding during polishing.
When polishing weld seam, the 4th polishing carried out after third time is polished may optionally further comprise.It can control
The 3rd surface roughness of weld seam is 0.03~0.1 micron or 0.05~0.08 micron after third time is polished.This implementation
In example, the mesh number of the 4th polishing the 4th milling tools used is more than the mesh number of the 3rd milling tools, in detail, the 4th polishing
The mesh number of 4th milling tools used can select 1500~2000 mesh or 1700~1900 mesh.4th polishing can enter
One step accomplishes the finishing to face of weld, controls the surface roughness of weld seam.
4th milling tools can be selected in the sand paper containing alundum (Al2O3), the embodiment of the present invention and further selected with three
Al 2 O is polished weld seam for the sand paper of main material.It is of course also possible to from the sand paper of other materials, or selection
Emery wheel or other abrasive materials., can be from machine polishing or manual grinding during polishing.
After the completion of the polishing of weld seam, further face of weld can also be processed by shot blasting.Polishing is main to include two
The mode of kind, is dumped using wool felt and polishes and be polished using buffing wax, and polishing process mainly includes rough polishing and essence throwing.Throw
Light can further reduce the surface roughness of weld seam, and can also increase the glossiness of face of weld.Polishing before polishing
Cheng Zhong is general only to make the surface roughness of weld seam after the completion of polishing be less than or equal to 0.1 micron can be processed by shot blasting.This
In embodiment, after weld seam polishing, face of weld roughness can be controlled to be not more than 0.05 micron, greatly improve defending for equipment
Raw safety.
Weld seam in the present embodiment, can be the weld seam of rule, can be any curved surface seam, or any irregular several
The weld seam of what shape, can make any weld seam all reach less surface roughness using the weld seam processing technology.Certainly, by hand
Polishing has bigger flexible operating, for the weld seam of irregular shape, and manual grinding is relatively easy to control face of weld thick
Rugosity.
The embodiment of the present invention also provides a kind of plant equipment with weld seam, and it is mainly added using above-mentioned weld seam processing technology
Work is formed.There is the face of weld roughness of the plant equipment of weld seam everywhere can be effectively controlled for this, and improving has weld seam
Plant equipment safety in utilization, and production product wholesomeness.
The embodiment of the present invention also provides a kind of plant equipment with weld seam, should be with the weld seam of the plant equipment of weld seam
Surface roughness is 0.01~0.4 micron.Its uncontrollable face of weld of the plant equipment with weld seam in the market is thick
Rugosity reaches above range, and surface roughness is smaller, and difficulty of processing is bigger.This has the table of the weld seam of the plant equipment of weld seam
When surface roughness is in 0.05~0.4 micrometer range, it is possible to the purpose for reducing face of weld pollutant is reached, while can also make
The cleaning of weld seam is more easy, further, and the surface roughness of weld seam can also be 0.01~0.25 micron.This has weld seam
When the surface roughness of the weld seam of plant equipment is in 0.01~0.05 micrometer range, the basic contamination-free of face of weld is detained,
Also the safe and healthy of the products such as food, medicine is ensured that, the production of product can be completed without carrying out later stage manual intervention, can
Existing industrial production is helped to realize full-automatic production.This is for the development of living standards of the people, and the development of welding technique is equal
Have great importance.
The feature and performance to the present invention are described in further detail with reference to embodiments.
Embodiment 1
The present embodiment provides a kind of weld seam processing technology, sees below in detail：
Weld seam is polished using the sand paper of 150 mesh, face of weld roughness is polishing to for 0.4 micron, completes polishing.
Sand paper material is mainly alundum (Al2O3) in the present embodiment.
The present embodiment also provides a kind of plant equipment with weld seam, should be main with the weld seam in the plant equipment of weld seam
It is made of above-mentioned weld seam processing technology.
Embodiment 2
The present embodiment provides a kind of weld seam processing technology, sees below in detail：
Weld seam is polished using the sand paper of 1500 mesh, face of weld roughness is polishing to for 0.25 micron, completion is beaten
Mill.Sand paper material is mainly alundum (Al2O3) in the present embodiment.
The present embodiment also provides a kind of plant equipment with weld seam, should be main with the weld seam in the plant equipment of weld seam
It is made of above-mentioned weld seam processing technology.
Embodiment 3
The present embodiment provides a kind of weld seam processing technology, sees below in detail：
First time polishing is carried out to weld seam using the sand paper of 50 mesh, face of weld roughness is polishing to for 5 microns, the is completed
Once polish.Continue to carry out weld seam second of polishing using the sand paper of 800 mesh, be polishing to face of weld roughness micro- for 0.1
Rice, completes second and polishes.Sand paper material is mainly diamond in the present embodiment.
The present embodiment also provides a kind of plant equipment with weld seam, should have the weld seam of plant equipment of weld seam using upper
Weld seam processing technology is stated to be made.
Embodiment 4
The present embodiment provides a kind of weld seam processing technology, sees below in detail：
First time polishing is carried out to weld seam using the emery wheel of 250 mesh, face of weld roughness is polishing to for 7 microns, completes
Polish for the first time.Continue to carry out weld seam second of polishing using the emery wheel of 2000 mesh, being polishing to face of weld roughness is
0.05 micron, complete second and polish.The present embodiment medium plain emery wheel material is mainly alundum (Al2O3).
The present embodiment also provides a kind of plant equipment with weld seam, should have the weld seam of plant equipment of weld seam using upper
Weld seam processing technology is stated to be made.
Embodiment 5
The present embodiment provides a kind of weld seam processing technology, sees below in detail：
First time polishing is carried out to weld seam using the emery wheel of 100 mesh, face of weld roughness is polishing to for 15 microns, completes
Polish for the first time.Continue to carry out weld seam second of polishing using the emery wheel of 350 mesh, it is 0.5 to be polishing to face of weld roughness
Micron, completes second and polishes.Continue to carry out third time polishing to weld seam using the emery wheel of 400 mesh, be polishing to face of weld thick
Rugosity is 0.08 micron, completes third time and polishes.The present embodiment medium plain emery wheel material is mainly carborundum.
The present embodiment also provides a kind of plant equipment with weld seam, should have the weld seam of plant equipment of weld seam using upper
Weld seam processing technology is stated to be made.
Embodiment 6
The present embodiment provides a kind of weld seam processing technology, sees below in detail：
First time polishing is carried out to weld seam using the sand paper of 300 mesh, face of weld roughness is polishing to for 8 microns, completes
Polish for the first time.Continue to carry out weld seam second of polishing using the sand paper of 500 mesh, it is 1.2 to be polishing to face of weld roughness
Micron, completes second and polishes.Continue to carry out third time polishing to weld seam using the sand paper of 1500 mesh, be polishing to face of weld thick
Rugosity is 0.04 micron, completes third time and polishes.Sand paper material is mainly fused alumina zirconia in the present embodiment.
The present embodiment also provides a kind of plant equipment with weld seam, should have the weld seam of plant equipment of weld seam using upper
Weld seam processing technology is stated to be made.
Embodiment 7
The present embodiment provides a kind of weld seam processing technology, sees below in detail：
First time polishing is carried out to weld seam using the sand paper of 70 mesh, face of weld roughness is polishing to for 10 microns, completes
Polish for the first time.Continue to carry out weld seam second of polishing using the sand paper of 340 mesh, it is 1.5 to be polishing to face of weld roughness
Micron, completes second and polishes.Continue to carry out third time polishing to weld seam using the sand paper of 700 mesh, be polishing to face of weld thick
Rugosity is 0.05 micron, completes third time and polishes.Continue to carry out weld seam the 4th polishing using the sand paper of 1700 mesh, be polishing to
Face of weld roughness is 0.01 micron, completes the 4th polishing.Sand paper material is mainly Brown Alundum in the present embodiment.
The present embodiment also provides a kind of plant equipment with weld seam, should have the weld seam of plant equipment of weld seam using upper
Weld seam processing technology is stated to be made.
Embodiment 8
The present embodiment provides a kind of weld seam processing technology, sees below in detail：
First time polishing is carried out to weld seam using the sand paper of 100 mesh, face of weld roughness is polishing to for 8 microns, completes
Polish for the first time.Continue to carry out weld seam second of polishing using the sand paper of 420 mesh, be polishing to face of weld roughness micro- for 4
Rice, completes second and polishes.Continue to carry out third time polishing to weld seam using the sand paper of 800 mesh, be polishing to face of weld coarse
Spend for 0.1 micron, complete third time and polish.Continue to carry out weld seam the 4th polishing using the sand paper of 1900 mesh, be polishing to weldering
Seam surface roughness is 0.05 micron, completes the 4th polishing.Sand paper material is mainly alundum (Al2O3) in the present embodiment.
After the completion of polishing, face of weld is polished using buffing wax, face of weld roughness is reached 0.01 micron.
The present embodiment also provides a kind of plant equipment with weld seam, should have the weld seam of plant equipment of weld seam using upper
Weld seam processing technology is stated to be made.
Embodiment 9
The present embodiment provides a kind of weld seam processing technology, sees below in detail：
First time polishing is carried out to weld seam using the sand paper of 80 mesh, face of weld roughness is polishing to for 9 microns, the is completed
Once polish.Continue to carry out weld seam second of polishing using the sand paper of 320 mesh, be polishing to face of weld roughness micro- for 0.7
Rice, completes second and polishes.Continue to carry out third time polishing to weld seam using the sand paper of 600 mesh, be polishing to face of weld coarse
Spend for 0.5 micron, complete third time and polish.Continue to carry out weld seam the 4th polishing using the sand paper of 1800 mesh, be polishing to weldering
Seam surface roughness is 0.1 micron, completes the 4th polishing.Sand paper material is mainly alundum (Al2O3) in the present embodiment.
After the completion of polishing, face of weld is polished using buffing wax, face of weld roughness is reached 0.05 micron.
The present embodiment also provides a kind of plant equipment with weld seam, should have the weld seam of plant equipment of weld seam using upper
Weld seam processing technology is stated to be made.
Embodiment 10
The present embodiment provides a kind of weld seam processing technology, sees below in detail：
First welding base metal is used as from the uniform pungent steel of Impurity Distribution.After the completion of welding, weld seam is detected, selected
Meet the weld seam of international standard, the weld seam carries a little defect.
First time polishing is carried out to weld seam using the sand paper of 60 mesh, face of weld roughness is polishing to for 12 microns, completes
Polish for the first time.Continue to carry out weld seam second of polishing using the sand paper of 600 mesh, be polishing to face of weld roughness micro- for 2
Rice, completes second and polishes.Continue to carry out third time polishing to weld seam using the sand paper of 1600 mesh, be polishing to face of weld coarse
Spend for 0.1 micron, complete third time and polish.Sand paper material is mainly alundum (Al2O3) in the present embodiment.
After the completion of polishing, dumped using wool felt and face of weld is polished, face of weld roughness is reached 0.03
Micron.
The present embodiment also provides a kind of plant equipment with weld seam, should have the weld seam of plant equipment of weld seam using upper
Weld seam processing technology is stated to be made.
Embodiment 11
The present embodiment provides a kind of weld seam processing technology, sees below in detail：
First welding base metal is used as from the uniform 316L stainless steels of Impurity Distribution.After the completion of welding, weld seam is examined
Survey, from the weld seam for meeting international standard, and the weld seam is without any defect.
First time polishing is carried out to weld seam using the sand paper of 80 mesh, face of weld roughness is polishing to for 7 microns, the is completed
Once polish.Continue to carry out weld seam second of polishing using the sand paper of 320 mesh, be polishing to face of weld roughness for 1 micron,
Second is completed to polish.Continue to carry out third time polishing to weld seam using the sand paper of 600 mesh, being polishing to face of weld roughness is
0.03 micron, complete third time and polish.Continue to carry out weld seam the 4th polishing using the sand paper of 1800 mesh, be polishing to weld seam table
Surface roughness is 0.02 micron, completes the 4th polishing.Sand paper material is mainly alundum (Al2O3) in the present embodiment.
After the completion of polishing, dumped using wool felt and face of weld is polished, face of weld roughness is reached 0.02
Micron.
The present embodiment also provides a kind of plant equipment with weld seam, should have the weld seam of plant equipment of weld seam using upper
Weld seam processing technology is stated to be made.
Embodiment 12
The present embodiment provides a kind of plant equipment with weld seam, should the rough surface with the plant equipment weld seam of weld seam
Spend for 0.01 micron.
Embodiment 13
The present embodiment provides a kind of plant equipment with weld seam, should the rough surface with the plant equipment weld seam of weld seam
Spend for 0.4 micron.
Comparative example 1
This comparative example provides a kind of plant equipment with weld seam purchased in market, and its face of weld roughness is 0.5 micron.
Comparative example 2
This comparative example provides a kind of plant equipment with weld seam purchased in market, and its face of weld roughness is 1 micron.
Test example
The plant equipment number consecutively with weld seam that embodiment 1~13 and comparative example 1~2 are provided is No. 1~15
Number.No. 1~No. 15 equipment assessed after same cleaning treatment the face of weld tension force of each equipment, No. 1~No. 15 equipment
Respectively enter and come into operation on same production line, and Online statistics are carried out to the pollutant of each equipment face of weld.Surface
The assessment result of tension force and the statistical result of pollutant are as shown in table 1.
The face of weld tension force of table 1 and surface contaminant statistics
Result as shown in Table 1 understands that face of weld roughness is smaller, and its surface tension is smaller, then is less susceptible to be detained
Pollutant.Especially, when face of weld roughness is not more than 0.1 micron, the surface tension of face of weld is very small, tests table
Show that contamination-free is detained, this kind equipment can help the industries such as food, medicine to carry out fully-automatic production, promote the well-being of mankind.Certainly, when
, also can be compared with when face of weld roughness is 0.4 or 0.25, although have pollutant delay, but be due to that surface roughness is smaller
Easily remove pollutant.
Embodiments described above is a part of embodiment of the invention, rather than whole embodiments.The reality of the present invention
The detailed description for applying example is not intended to limit the scope of claimed invention, but is merely representative of the selected implementation of the present invention
Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made
Every other embodiment, belongs to the scope of protection of the invention.
Claims (10)
1. a kind of weld seam processing technology, it is characterised in that main to include polishing to weld seam, the surface of the weld seam after polishing
Roughness is 0.01~0.4 micron.
2. weld seam processing technology according to claim 1, it is characterised in that the surface roughness of the weld seam is after polishing
0.05~0.1 micron.
3. weld seam processing technology according to claim 1, it is characterised in that carrying out polishing to the weld seam includes entering successively
Capable first time is polished and polished for the second time, and the first milling tools is used in polishing for the first time, is polished for the second time with the second polishing work
Tool, the mesh number of second milling tools is more than the mesh number of first milling tools.
4. weld seam processing technology according to claim 3, it is characterised in that polishing is carried out to the weld seam and is additionally included in the
The third time polishing carried out after secondary polishing, third time polishing is with the 3rd milling tools, and the mesh number of the 3rd milling tools is big
In the mesh number of second milling tools.
5. weld seam processing technology according to claim 4, it is characterised in that polishing is carried out to the weld seam and is additionally included in the
Carry out the 4th time polishing after three polishings, the 4th polishing is with the 4th milling tools, and the mesh number of the 4th milling tools is big
In the mesh number of the 3rd milling tools.
6. weld seam processing technology according to claim 5, it is characterised in that the mesh number of first milling tools be 50~
150 mesh, the mesh number of second milling tools is 250~420 mesh, and the mesh number of the 3rd milling tools is 400~800 mesh,
The mesh number of 4th milling tools is 1500~2000 mesh.
7. weld seam processing technology according to claim 5, it is characterised in that first milling tools, described second dozen
Grinder tool, the 3rd milling tools, the 4th milling tools select the sand paper containing alundum (Al2O3).
8. the weld seam processing technology according to any one of claim 1~7, it is characterised in that before the polishing weld seam, bag
Include and mother metal is welded, the Impurity Distribution in the mother metal is uniform, the impurity includes sulphur, phosphorus.
9. a kind of plant equipment with weld seam, it is characterised in that the weld seam is as described in any one of claim 1~8
Weld seam processing technology is made.
10. a kind of plant equipment with weld seam, it is characterised in that the surface roughness of the weld seam is 0.01~0.4 micron.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114425687A (en) * | 2022-02-23 | 2022-05-03 | 广东雄康机械装备有限公司 | Welding and polishing process for motor manufacturing |
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