CN106077983A - High precision large-sized welding machine frame process - Google Patents
High precision large-sized welding machine frame process Download PDFInfo
- Publication number
- CN106077983A CN106077983A CN201610490865.XA CN201610490865A CN106077983A CN 106077983 A CN106077983 A CN 106077983A CN 201610490865 A CN201610490865 A CN 201610490865A CN 106077983 A CN106077983 A CN 106077983A
- Authority
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- China
- Prior art keywords
- welding
- machine frame
- ensured
- high precision
- weld
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003466 welding Methods 0.000 title claims abstract description 92
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000005516 engineering process Methods 0.000 claims abstract description 34
- 238000010586 diagram Methods 0.000 claims abstract description 12
- 238000011282 treatment Methods 0.000 claims abstract description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 230000035882 stress Effects 0.000 claims description 12
- 238000004513 sizing Methods 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 230000032683 aging Effects 0.000 claims description 5
- 229910000679 solder Inorganic materials 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000012795 verification Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- 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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
Abstract
The invention discloses high precision large-sized welding machine frame process, comprise the steps: the first step, each welding of complete machine welding position or assembled step are carried out technology explanation schematic diagram, each pad of marked position and the weld seam size of this pad, weld size requirement in schematic diagram, and coordinate welding tooling to carry out operation, ensure that weld job is carried out in order, industrial operations method can be unified simultaneously；Second step, uses several C-type clamp to clamp heavy duty mill housing；3rd step, adjusts location；4th step, laser detecting apparatus positions；5th step, carries out vibration stress relief treatment.The high precision large-sized welding machine frame process of the present invention, improve the welding procedure level of heavy duty mill housing, produced internal stress after eliminating welding, and then realize reducing its welding deformation, and shorten life cycle of the product, it is ensured that add post-construction deformation in the range of, it is ensured that the quality of product, improve its welding efficiency so that it does not affect its cycle when assembling uses simultaneously.
Description
Technical field
The present invention relates to heavy duty mill housing welding technique technical field, particularly relate to high precision large-sized welding machine frame work
Process.
Background technology
Heavy duty mill housing is in welding process, even if heavy duty mill housing is welded by operator according to the process chart made
Connect, still there will be welding maloperation, or part indicates and indefinite or the most specific causes operational error.Additionally, large scale computer
Frame directly carries out other heat treatments after welding completes, surface processes or the processing steps such as process that spray paint, and can produce bigger
Deformation so that heavy duty mill housing can produce the biggest error when mounted, is difficult to location, causes rack-mounted various accessory
Needs are readjusted or scrap, cost of idleness, and have elongated the manufacture process of main equipment.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides high precision large-sized welding machine frame process, its
Purpose is to improve the welding procedure level of heavy duty mill housing, produced internal stress after eliminating welding, and then realizes reducing its weldering
Connect deformation, and shorten life cycle of the product, it is ensured that add post-construction deformation in the range of, it is ensured that the quality of product, improve it simultaneously
Welding efficiency so that it does not affect its cycle when assembling uses.
The technical solution adopted in the present invention is: high precision large-sized welding machine frame process, comprises the steps:
The first step, when designing welding procedure, carries out technology explanation to each welding of complete machine welding position or assembled step
Schematic diagram, each pad of marked position and the weld seam size of this pad, weld size requirement in schematic diagram, and coordinate
Welding tooling carries out operation, it is ensured that weld job is carried out in order, can unify industrial operations method simultaneously；
Second step, is placed in heavy duty mill housing on horizontal plane on the bracing frame placed, and uses several C-type clamp to clamp large scale computer
Frame；
3rd step, adjusts location, first uses slide calliper rule to carry out just successive step and determines welding position, uses infrared positioning apparatus the most again
It is accurately positioned, has positioned and welded afterwards；
4th step, laser detecting apparatus positions, and after having welded, uses laser detecting apparatus to measure size after welding on bracing frame
Whether in the margin of tolerance, it is ensured that every product is qualified；
5th step, carries out vibration stress relief treatment, after above-mentioned steps completes, is connected in frame by oscillating aging equipment, carries out
Vibration stress relief treatment, produced internal stress after eliminating welding.
Further, the exploded view that the technology explanation schematic diagram described in the first step at least comprises the technical steps that:
A. supervisor's even gear technology explanation figure, including following content: lower supervisor position, hole confirms, connects shelves by sizing spot welding
Technology requirement, verification diagonal-size also confirms perpendicularity with angle square, controls diagonal-size error within 2mm；
B. shelves are connected by sizing spot welding position technology explanation figure；
C. four root post specifications and models and direction, position, hole technology explanation figure are confirmed, it is ensured that stud is accurate, and above-below direction is accurate；
D. two upper supervisor's spot-welding technology explanation figures；
E. four root post models and direction, position, hole technology explanation figure are confirmed；
F. iron plate spot-welding technology explanation figure；
G. reinforcement welding position, sequential technologies explanation figure；
H. inverting frame, note the Hoisting Position of Umklapp process, column, crosspiece and iron plate all carry out growing weldering and full weld, really
Protecting integral solder quality, control integral planar degree, in the range of 2mm, controls side perpendicularity in the range of 1.5mm；And remove
Add the prime time, it is ensured that add prime time weld and polish smooth nothing left mark.
Further, when second step uses C-type clamp clamping heavy duty mill housing, it is close to C-type clamp and places slide calliper rule, pass through slide calliper rule
The length size of the heavy duty mill housing near acquisition C-type clamp.
Further, the slide calliper rule being close to C-type clamp placement use clamping device to be fixed in frame, treat welding machine frame
After completing, then remove clamping device and slide calliper rule.
Further, in second step use C-type clamp clamping heavy duty mill housing time, the head of C-type clamp towards direction, ground, and its
Carry fixing bolt is partially toward sky.
Compared with prior art, the invention has the beneficial effects as follows: ensure welding machine frame required precision, improve service life,
Accurate positioning, when designing welding procedure, module each to complete machine welding position carries out schematic diagram technology explanation, and coordinates welding
Frock carries out operation, it is ensured that weld job is carried out in order, protects product and guarantees the quality.
Having detected rear Ageing Treatment, after eliminating welding, produced internal stress, shortens life cycle of the product, it is ensured that processing
Rear deformation in the range of, do not affect assembling.Welding whole process and carry out operation according to job instruction, welding personnel only needs specialty
Technical ability can complete complete machine welding, first carries out laser detection after having welded, and then carries out shaking Ageing Treatment, it is ensured that complete machine is every
Individual link is controlled, ensures quality while ensureing the output value.
By above welding process, and on lathe, carry out complete machine processing, reached by size quality every after laser scanning
To client's drawing requirement.
Accompanying drawing explanation
Fig. 1 is an embodiment of supervisor's even gear technology explanation figure of the high precision large-sized welding machine frame process first step
Process chart figure；
Fig. 2 is that the connection shelves of the embodiment of Fig. 1 are by sizing spot welding position technology explanation figure；
Fig. 3 is two upper supervisor's spot-welding technology explanation figures of the embodiment of Fig. 1.
Detailed description of the invention
In order to deepen the understanding of the present invention, the present invention is further described with embodiment below in conjunction with the accompanying drawings, this enforcement
Example is only used for explaining the present invention, does not constitute protection scope of the present invention and limits.
High precision large-sized welding machine frame process, comprises the steps:
The first step, when designing welding procedure, carries out technology explanation to each welding of complete machine welding position or assembled step
Schematic diagram, each pad of marked position and the weld seam size of this pad, weld size requirement in schematic diagram, and coordinate
Welding tooling carries out operation, it is ensured that weld job is carried out in order, can unify industrial operations method simultaneously；
Second step, is placed in heavy duty mill housing on horizontal plane on the bracing frame placed, and uses several C-type clamp to clamp large scale computer
Frame；
3rd step, adjusts location, first uses slide calliper rule to carry out just successive step and determines welding position, uses infrared positioning apparatus the most again
It is accurately positioned, has positioned and welded afterwards；
4th step, laser detecting apparatus positions, and after having welded, uses laser detecting apparatus to measure size after welding on bracing frame
Whether in the margin of tolerance, it is ensured that every product is qualified；
5th step, carries out vibration stress relief treatment, after above-mentioned steps completes, is connected in frame by oscillating aging equipment, carries out
Vibration stress relief treatment, produced internal stress after eliminating welding.
In the above-described embodiments, the decomposition that the technology explanation schematic diagram described in the first step at least comprises the technical steps that
Figure:
A. supervisor's even gear technology explanation figure, as it is shown in figure 1, include following content: be responsible for position, hole under 24# and confirm, end part aligning,
Tubing sealing wire is in interior survey；
25# connects shelves by sizing spot welding, it is ensured that outside 24# pipe and plane perpendicular；
28# connects shelves by sizing spot welding, it is ensured that outside 24# pipe and plane perpendicular；
Verification diagonal-size also confirms perpendicularity with angle square, controls diagonal-size error within 2mm；In addition figure refers at A, F
It is shown as welding position, size 780For the go-and-retum between lower supervisor away from, 850 even gear distances.
B. shelves are connected by sizing spot welding position technology explanation figure；As in figure 2 it is shown, 28# connects shelves by sizing
And spot welding, it is ensured that on channel-section steel, plane plane upper with lower supervisor is consistent；25# connects shelves by sizing spot welding, it is ensured that pipe side
Face and plane perpendicular, upper plane plane upper with lower supervisor is consistent；56# connects shelves by sizing spot welding, it is ensured that flat on angle bar
Face plane upper with lower supervisor is consistent；Place A by size and add prime time spot welding, welding deformation is played a supporting role, integral solder
Remove after completing；Each connection shelves vertical angle is grown weldering, and middle after pressing first two, the principle of symmetrical chiasma is welded；
25# connects vertical angle at shelves F and does not weld, it is illustrated that the distance 30,160,273,2170,805 of expression respectively connects each of gear
Individual location dimension, A, F represent that position, 25-1,56-0,28-0 represent piece mark or the cast number of column.
C. four root post specifications and models and direction, position, hole technology explanation figure are confirmed, it is ensured that stud is accurate, above-below direction
Accurately.
D. two upper supervisor's spot-welding technology explanation figures；It is responsible on supervisor and 04# on 03# as it is shown on figure 3, place by size
And spot welding, it is ensured that supervisor and the perpendicularity of column up and down；Place 25# and 28# bis-by size and connect shelves spot welding, it is ensured that column
Perpendicularity and each size accurate；Emphasis guarantees upper supervisor's planar smoothness and plane total height 2mm and tube end angle square
Alignment, the strict flatness of upper supervisor that controls is 370Within, control diagonal-size error is within 2mm, and strict control is each
Road size 125,50,786,786,.In addition to its 25-1,04-0,03-0, No. 28-0 pipe.
E. four root post models and direction, position, hole technology explanation figure are confirmed, it is ensured that stud is accurate, and above-below direction is accurate.
F. iron plate spot-welding technology explanation figure.
G. reinforcement welding position, sequential technologies explanation figure.
H. inverting frame, note the Hoisting Position of Umklapp process, column, crosspiece and iron plate all carry out growing welds and full
Weldering, it is ensured that integral solder quality, control integral planar degree, in the range of 2mm, controls side perpendicularity in the range of 1.5mm；And
And removal five adds the prime time, it is ensured that add prime time weld and polish smooth nothing left mark.Wherein, second step uses C-type clamp folder
When holding heavy duty mill housing, it is close to C-type clamp and places slide calliper rule, by the length chi of the heavy duty mill housing near slide calliper rule acquisition C-type clamp
Very little.The slide calliper rule being close to C-type clamp placement use clamping device to be fixed in frame, after treating that welding machine frame completes, then tear open
Except clamping device and slide calliper rule.In second step use C-type clamp clamping heavy duty mill housing time, the head of C-type clamp towards direction, ground, and its
Carry fixing bolt is partially toward sky.
The high precision large-sized welding machine frame process of the present invention, improves the welding procedure level of heavy duty mill housing, eliminates
Produced internal stress after welding, and then realize reducing its welding deformation, and shorten life cycle of the product, it is ensured that after processing
Deform in the range of, it is ensured that the quality of product, improve its welding efficiency simultaneously so that its assembling use time do not affect its week
Phase.
What embodiments of the invention were announced is preferred embodiment, but is not limited thereto, those of ordinary skill in the art, pole
Easily according to above-described embodiment, understand the spirit of the present invention, and make different amplifications and change, but as long as without departing from the present invention's
Spirit, the most within the scope of the present invention.
Claims (5)
- The most high precision large-sized welding machine frame process, it is characterised in that: comprise the steps:The first step, when designing welding procedure, carries out technology explanation to each welding of complete machine welding position or assembled step Schematic diagram, each pad of marked position and the weld seam size of this pad, weld size requirement in schematic diagram, and coordinate Welding tooling carries out operation, it is ensured that weld job is carried out in order, can unify industrial operations method simultaneously；Second step, is placed in heavy duty mill housing on horizontal plane on the bracing frame placed, and uses several C-type clamp to clamp large scale computer Frame；3rd step, adjusts location, first uses slide calliper rule to carry out just successive step and determines welding position, uses infrared positioning apparatus the most again It is accurately positioned, has positioned and welded afterwards；4th step, laser detecting apparatus positions, and after having welded, uses laser detecting apparatus to measure size after welding on bracing frame Whether in the margin of tolerance, it is ensured that every product is qualified；5th step, carries out vibration stress relief treatment, after above-mentioned steps completes, is connected in frame by oscillating aging equipment, carries out Vibration stress relief treatment, produced internal stress after eliminating welding.
- High precision large-sized welding machine frame process the most according to claim 1, it is characterised in that: the skill described in the first step The exploded view that art explanation schematic diagram at least comprises the technical steps that:A. supervisor's even gear technology explanation figure, including following content: lower supervisor position, hole confirms, connects shelves by sizing spot welding Technology requirement, verification diagonal-size also confirms perpendicularity with angle square, controls diagonal-size error within 2mm；B. shelves are connected by sizing spot welding position technology explanation figure；C. four root post specifications and models and direction, position, hole technology explanation figure are confirmed, it is ensured that stud is accurate, and above-below direction is accurate；D. two upper supervisor's spot-welding technology explanation figures；E. four root post models and direction, position, hole technology explanation figure are confirmed；F. iron plate spot-welding technology explanation figure；G. reinforcement welding position, sequential technologies explanation figure；H. inverting frame, note the Hoisting Position of Umklapp process, column, crosspiece and iron plate all carry out growing weldering and full weld, really Protecting integral solder quality, control integral planar degree, in the range of 2mm, controls side perpendicularity in the range of 1.5mm；And remove Add the prime time, it is ensured that add prime time weld and polish smooth nothing left mark.
- High precision large-sized welding machine frame process the most according to claim 1, it is characterised in that: second step uses C During type folder clamping heavy duty mill housing, be close to C-type clamp and place slide calliper rule, by slide calliper rule obtain heavy duty mill housing near C-type clamp length, Size wide, high.
- 4. according to the high precision large-sized welding machine frame process described in claim 1 or 3, it is characterised in that: it is close to C-type clamp The slide calliper rule placed use clamping device to be fixed in frame, after treating that welding machine frame completes, then remove clamping device and card Chi.
- High precision large-sized welding machine frame process the most according to claim 3, it is characterised in that: second step uses C During type folder clamping heavy duty mill housing, the head of C-type clamp towards direction, ground, and its fixing bolt of band be partially toward sky.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610490865.XA CN106077983B (en) | 2016-06-29 | 2016-06-29 | High precision large-sized welding machine frame process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610490865.XA CN106077983B (en) | 2016-06-29 | 2016-06-29 | High precision large-sized welding machine frame process |
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| CN106077983A true CN106077983A (en) | 2016-11-09 |
| CN106077983B CN106077983B (en) | 2019-08-02 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109877583A (en) * | 2019-03-21 | 2019-06-14 | 江苏申阳电梯部件有限公司 | A kind of staircase driving spindle intelligent manufacturing system and method |
| CN110666272A (en) * | 2019-10-29 | 2020-01-10 | 苏州工业园区德研福机械设备有限公司 | Large-size high-precision aluminum alloy welding process |
| CN110802530A (en) * | 2019-11-11 | 2020-02-18 | 长沙星沙机床有限公司 | Crane boom welding deformation detection tool and adjusting method thereof |
| CN115502594A (en) * | 2022-11-24 | 2022-12-23 | 四川科新机电股份有限公司 | Anti-deformation assembly welding method |
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| CN202170848U (en) * | 2011-05-27 | 2012-03-21 | 南车株洲电力机车研究所有限公司 | Rear frame of wind power generation unit |
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2016
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| CN202170848U (en) * | 2011-05-27 | 2012-03-21 | 南车株洲电力机车研究所有限公司 | Rear frame of wind power generation unit |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109877583A (en) * | 2019-03-21 | 2019-06-14 | 江苏申阳电梯部件有限公司 | A kind of staircase driving spindle intelligent manufacturing system and method |
| CN109877583B (en) * | 2019-03-21 | 2020-11-06 | 江苏申阳电梯部件有限公司 | Intelligent manufacturing system and method for escalator driving main shaft |
| CN110666272A (en) * | 2019-10-29 | 2020-01-10 | 苏州工业园区德研福机械设备有限公司 | Large-size high-precision aluminum alloy welding process |
| CN110802530A (en) * | 2019-11-11 | 2020-02-18 | 长沙星沙机床有限公司 | Crane boom welding deformation detection tool and adjusting method thereof |
| CN110802530B (en) * | 2019-11-11 | 2023-08-11 | 长沙星沙机床有限公司 | Welding deformation detection tool for crane arm and adjustment method thereof |
| CN115502594A (en) * | 2022-11-24 | 2022-12-23 | 四川科新机电股份有限公司 | Anti-deformation assembly welding method |
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| CN106077983B (en) | 2019-08-02 |
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Denomination of invention: Welding technology of high precision large frame Effective date of registration: 20220715 Granted publication date: 20190802 Pledgee: Industrial and Commercial Bank of China Limited Guangde sub branch Pledgor: ANHUI YONGCHENG MACHINERY Co.,Ltd. Registration number: Y2022980010523 |
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Denomination of invention: Welding process method for high-precision large frame Effective date of registration: 20231101 Granted publication date: 20190802 Pledgee: Industrial and Commercial Bank of China Limited Guangde sub branch Pledgor: ANHUI YONGCHENG MACHINERY Co.,Ltd. Registration number: Y2023980063611 |
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