CN106807821B - A kind of tensioning system and drawing process of quenching aluminium alloy plate - Google Patents
A kind of tensioning system and drawing process of quenching aluminium alloy plate Download PDFInfo
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- CN106807821B CN106807821B CN201710001959.0A CN201710001959A CN106807821B CN 106807821 B CN106807821 B CN 106807821B CN 201710001959 A CN201710001959 A CN 201710001959A CN 106807821 B CN106807821 B CN 106807821B
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- aluminium alloy
- alloy plate
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- quenching
- quenching aluminium
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 77
- 238000010791 quenching Methods 0.000 title claims abstract description 70
- 230000000171 quenching effect Effects 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 21
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
Abstract
The invention discloses a kind of tensioning systems and drawing process of quenching aluminium alloy plate, tensioning system includes linear transducer, thickness transducer and processor, and processor includes the first acquisition module, the second acquisition module, the second computing module, acquisition module, the first computing module and drive module；Drawing process includes the length and thickness for obtaining quenching aluminium alloy plate；The extensibility of aluminium alloy plate is quenched according to the THICKNESS CALCULATION of quenching aluminium alloy plate；Its amount of tension is calculated according to the length of quenching aluminium alloy plate and extensibility, and quenching aluminium alloy plate is stretched by the amount of tension of calculating.The present invention passes through its extensibility of the THICKNESS CALCULATION of quenching aluminium alloy plate, quenching aluminium alloy plate is stretched according to the length computation amount of tension of extensibility and quenching aluminium alloy plate, and by amount of tension, advantageously ensures that the accuracy of amount of tension, it avoids stretching excessive or too small, and then improves stretching quality.
Description
Technical field
The present invention relates to the stretching techniques of quenching aluminium alloy plate, more particularly, to a kind of tensioning system of quenching aluminium alloy plate
And drawing process.
Background technology
Aerolite plate is needed to stretch it and be closed with eliminating quenched residual stress and improving aluminium after quenching technical
The mechanical performance of golden plate.Currently, extensibility is generally obtained by standard empirical in aerolite plate stretching technique, tool
Body is 1~3%, since the extensibility range of use 1~3% is larger, can not be matched with all quenching aluminium alloy plates,
It is excessive or too small to easily lead to amount of tension, amount of tension is too small it is easier that quenched residual stress eradicating efficacy is poor, and follow-up in stretching adds
Working hour easily causes to deform, and amount of tension is excessive, easily leads to quenching aluminium alloy plate and " broken belt " occurs in drawing process, lead to material
Material is scrapped.
Invention content
It is an object of the invention to overcome above-mentioned technical deficiency, a kind of tensioning system of quenching aluminium alloy plate of proposition and stretching
Method, solve in the prior art quenching aluminium alloy plate amount of tension it is excessive or too small cause quenched residual stress eradicating efficacy difference or
The technical issues of broken belt.
To reach above-mentioned technical purpose, technical scheme of the present invention provides a kind of drawing process of quenching aluminium alloy plate, packet
Include following steps：
(1) length and thickness of quenching aluminium alloy plate are obtained；
(2) extensibility of aluminium alloy plate is quenched according to the THICKNESS CALCULATION of quenching aluminium alloy plate, the calculation formula of extensibility is：
δ=ahb+c
Wherein, δ is extensibility, and h is the thickness for quenching aluminium alloy plate, and a, b, c are adjusting parameter；
(3) its amount of tension is calculated according to the length of quenching aluminium alloy plate and extensibility, and by the amount of tension calculated to quenching
Aluminium alloy plate is stretched.
Preferably, adjusting parameter a is -9~-8 in the step (2), adjusting parameter b is -0.7~-0.6, adjusting parameter c
It is 2.7~2.9.
Preferably, adjusting parameter a is -8.6~-8.5 in the step (2), adjusting parameter b is -0.69~-0.68, adjusts
Whole parameter c is 2.78~2.79.
Preferably, adjusting parameter a is -8.569 in the step (2), adjusting parameter b is -0.6853, adjusting parameter c is
2.796。
Preferably, the thickness of the quenching aluminium alloy plate is 10~200mm.
Meanwhile the present invention also provides a kind of tensioning systems of quenching aluminium alloy plate, including it is used to detect quenching aluminium alloy plate
Length linear transducer, for detect quenching aluminium alloy plate thickness thickness transducer and processor, the processor
Include the length data detected for acquisition length sensor the first acquisition module, for acquire thickness transducer detection thickness
Second acquisition module of degrees of data, the thickness data for being acquired to second acquisition module carry out the second fortune of calculation process
Calculate module, the acquisition module for obtaining the second operand evidence formed after the second computing module operation, for being acquired to first
The second operand that the length data and acquisition module of module acquisition obtain is according to the first computing module for being combined calculation process
And for driving the first operational data that stretching-machine is formed by the first computing module operation to carry out the drive module of stretch processing.
Preferably, second computing module carries out operation as follows：
δ=ahb+c
Wherein, δ is extensibility, and h is the thickness for quenching aluminium alloy plate, and a, b, c are adjusting parameter.
Compared with prior art, the present invention is by quenching THICKNESS CALCULATION its extensibility of aluminium alloy plate, according to extensibility and
The length computation amount of tension of aluminium alloy plate is quenched, and quenching aluminium alloy plate is stretched by amount of tension, advantageously ensures that drawing
The accuracy for the amount of stretching, avoids stretching excessive or too small, and then improves stretching quality.
Description of the drawings
Fig. 1 is the connection block diagram of the tensioning system of the quenching aluminium alloy plate of the present invention；
Fig. 2 is the thickness profiles figure of the extensibility and quenching aluminium alloy plate of the present invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The embodiment provides a kind of drawing process of quenching aluminium alloy plate, include the following steps：
(1) length and thickness of quenching aluminium alloy plate are obtained；
The present embodiment specifically can be used linear transducer and thickness transducer detect respectively quenching aluminium alloy plate length and
Linear transducer and thickness transducer specifically when detection, can be mounted at the jaw of stretching-machine, in order to detect in real time by thickness
The length and thickness of quenching aluminium alloy plate to be tensioned.
(2) extensibility of aluminium alloy plate is quenched according to the THICKNESS CALCULATION of quenching aluminium alloy plate, the calculation formula of extensibility is：
δ=ahb+c
Wherein, δ is extensibility, and h is the thickness for quenching aluminium alloy plate, and a, b, c are adjusting parameter.
After the length and thickness of detection quenching aluminium alloy plate, extensibility can be calculated by processor, first by the
Two acquisition modules acquire the thickness data of thickness transducer detection in real time, then by the way that thickness data is inputted the second operation mould
Block, the second computing module carry out operation by above-mentioned calculation formula, and the drawing of quenching aluminium alloy plate to be tensioned can be obtained by operation
Stretch rate.
In order to ensure that the accuracy of extensibility operation, the present embodiment adjusting parameter all have range restriction, specially adjust
Parameter a is -9~-8, adjusting parameter b is -0.7~-0.6, adjusting parameter c is 2.7~2.9, wherein the present embodiment adjusting parameter
A is preferably arranged to -8.569, adjusting parameter b and is preferably arranged to -0.6853, adjusting parameter c to be preferably arranged to 2.796, i.e. this reality
It applies and preferably uses following calculation formula：δ=- 8.569h-0.6853+2.796。
When due to urging the thickness of rear aluminium alloy plate excessive or too small, amount of tension will not then vary widely, therefore this implementation
The above-mentioned calculation formula of example is mainly practically applicable to the quenching aluminium alloy plate that thickness is 10~200mm.
(3) its amount of tension is calculated according to the length of quenching aluminium alloy plate and extensibility, and by the amount of tension calculated to quenching
Aluminium alloy plate is stretched.
Before calculating amount of tension, the length data detected first by the real-time acquisition length sensor of the first acquisition module,
And length data and extensibility are combined to obtain amount of tension, the operational formula of amount of tension by operation by the first computing module
It is essentially identical with existing usual manner.
After calculating amount of tension, drive stretching-machine by the amount of tension calculated to quenching to be tensioned by drive module
Aluminium alloy plate is stretched.
Meanwhile as shown in Figure 1, the present invention also provides it is a kind of quenching aluminium alloy plate tensioning system, including be used for detect quench
The linear transducer 1 of the length of fiery aluminium alloy plate, thickness transducer 2 and processor for detecting the thickness for quenching aluminium alloy plate
3, the processor 3 includes the first acquisition module 31 of the length data detected for acquisition length sensor 1, for acquiring thickness
Spend the second 32 pieces of mould of acquisition, the thickness number for being acquired to second acquisition module 32 of the thickness data that sensor 2 detects
According to the second computing module 33 of progress calculation process, for obtaining the second operand evidence formed after 33 operation of the second computing module
Acquisition module 34, the second operand evidence that obtains of the length data for being acquired to the first acquisition module 31 and acquisition module 34
Be combined the first computing module 35 of calculation process and for driving that stretching-machine 4 formed by 35 operation of the first computing module
One operational data carries out the drive module 36 of stretch processing.
In order to detect the accuracy that the present embodiment quenches the drawing process amount of tension of aluminium alloy plate, different-thickness is now taken
7075 quenching aluminium alloy plates carry out stretching experiment.Wherein, table 1 be quench aluminium alloy plate size and its corresponding residual stress,
Table 2 is the extensibility that the quenching aluminium alloy plate of different-thickness routinely uses under experience guidance, and table 3 is conventional extensibility in table 2
The optimum stretch rate formed after optimization.
Table 1
| Serial number | Size (length x width x thickness)/mm | Residual stress (Mpa) |
| 1 | 7000×1300×10 | 120 |
| 2 | 7000×1300×20 | 200 |
| 3 | 7000×1300×40 | 240 |
| 4 | 7000×1300×80 | 260 |
| 5 | 7000×1300×100 | 268 |
| 6 | 7000×1300×120 | 275 |
| 7 | 7000×1300×150 | 280 |
| 8 | 7000×1300×200 | 285 |
Table 2
Table 3
| Serial number | Thickness (mm) | Extensibility |
| 1 | 10 | 1.01% |
| 2 | 20 | 1.78% |
| 3 | 40 | 1.97% |
| 4 | 80 | 2.36% |
| 5 | 100 | 2.41% |
| 6 | 120 | 2.48% |
| 7 | 150 | 2.52% |
| 8 | 200 | 2.60% |
As shown in Fig. 2, by the preferred calculation formula δ=- 8.569h of the present embodiment-0.6853+ 2.796 are depicted as curve graph,
Wherein, it is extensibility that abscissa, which is thickness, the ordinate of quenching aluminium alloy plate,.Moreover, by multiple quenching aluminium alloys in table 3 with thickness
It is in dotted be marked in curve graph that degree, which be that optimum stretch rate is ordinate after abscissa, optimization,.
As shown in Figure 2, the point coordinates of multiple optimum stretch rates of formation is scattered in curve both sides, and at a distance from curve compared with
Small, the present embodiment uses δ=- 8.569h-0.6853+ 2.796 calculation formula calculate quenching aluminium alloy plate extensibility have compared with
High accuracy can will preferably quench the quenched residual stress in aluminium alloy plate and eliminate, and then ensure to stretch quality, improve
The follow-up usability of aluminium alloy plate.
Compared with prior art, the present invention is by quenching THICKNESS CALCULATION its extensibility of aluminium alloy plate, according to extensibility and
The length computation amount of tension of aluminium alloy plate is quenched, and quenching aluminium alloy plate is stretched by amount of tension, advantageously ensures that drawing
The accuracy for the amount of stretching, avoids stretching excessive or too small, and then improves stretching quality.
The specific implementation mode of present invention described above, is not intended to limit the scope of the present invention..Any basis
The various other corresponding changes and deformation that the technical concept of the present invention is made, should be included in the guarantor of the claims in the present invention
It protects in range.
Claims (5)
1. a kind of drawing process of quenching aluminium alloy plate, which is characterized in that include the following steps：
(1) length and thickness of quenching aluminium alloy plate are obtained；
(2) extensibility of aluminium alloy plate is quenched according to the THICKNESS CALCULATION of quenching aluminium alloy plate, the calculation formula of extensibility is：
δ=ahb+c
Wherein, δ is extensibility, and h is the thickness for quenching aluminium alloy plate, and a, b, c are adjusting parameter, and adjusting parameter a be -9~-
8, adjusting parameter b is -0.7~-0.6, adjusting parameter c is 2.7~2.9；
(3) its amount of tension is calculated according to the length of quenching aluminium alloy plate and extensibility, and quenching aluminium is closed by the amount of tension calculated
Golden plate is stretched.
2. the drawing process of quenching aluminium alloy plate according to claim 1, which is characterized in that adjustment in the step (2)
Parameter a is -8.569, adjusting parameter b is -0.6853, adjusting parameter c is 2.796.
3. the drawing process of quenching aluminium alloy plate according to claim 1 or 2, which is characterized in that the quenching aluminium alloy
The thickness of plate is 10~200mm.
4. a kind of tensioning system of the quenching aluminium alloy plate executed by any drawing process of claims 1 to 3, feature exist
In, include for detect quenching aluminium alloy plate length linear transducer, for detect quench aluminium alloy plate thickness thickness
Sensor and processor are spent, the processor includes the first acquisition mould of the length data detected for acquisition length sensor
Block, is used to acquire second acquisition module the second acquisition module for acquiring the thickness data that thickness transducer detects
Thickness data carry out calculation process the second computing module, for obtaining the second operation formed after the second computing module operation
The second operand that the acquisition module of data, the length data for being acquired to the first acquisition module and acquisition module obtain according into
First computing module of row combinatorial operation processing and the first operation for driving stretching-machine to be formed by the first computing module operation
Data carry out the drive module of stretch processing.
5. the tensioning system of quenching aluminium alloy plate according to claim 4, which is characterized in that second computing module is pressed
Following formula carries out operation：
δ=ahb+c
Wherein, δ is extensibility, and h is the thickness for quenching aluminium alloy plate, and a, b, c are adjusting parameter, and adjusting parameter a be -9~-
8, adjusting parameter b is -0.7~-0.6, adjusting parameter c is 2.7~2.9.
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| CN201710001959.0A CN106807821B (en) | 2017-01-03 | 2017-01-03 | A kind of tensioning system and drawing process of quenching aluminium alloy plate |
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| CN106807821B true CN106807821B (en) | 2018-08-24 |
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| DE102019206878A1 (en) * | 2019-05-13 | 2020-11-19 | Sms Group Gmbh | Drawing plant for the production of metal profiles and methods for the automatic operation of such a drawing plant |
| CN112122437B (en) * | 2020-08-05 | 2022-12-27 | 浙江安胜科技股份有限公司 | Intelligent stretching treatment method for heat-insulating container |
| CN112857285A (en) * | 2020-12-30 | 2021-05-28 | 昆山陆新新材料科技有限公司 | Notebook computer stretching length calculation system and method |
| CN114260355A (en) * | 2021-12-20 | 2022-04-01 | 西南铝业（集团）有限责任公司 | Method for accurately controlling stretching of 2196 aluminum-lithium alloy profile for civil aircraft supporting structure |
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Effective date of registration: 20240108 Address after: 441000 Wuxi Road, Shenzhen Industrial Park, high tech Zone, Xiangyang City, Hubei Province Patentee after: HUBEI WEIDAO TECHNOLOGY DEVELOPMENT CO.,LTD. Address before: 441053 No. 296 Longzhong Road, Xiangfan City, Hubei Province Patentee before: HUBEI University OF ARTS AND SCIENCE |