CN106944502A - A kind of magnesium alloy profiles straightening equipment and its straightening technology - Google Patents
A kind of magnesium alloy profiles straightening equipment and its straightening technology Download PDFInfo
- Publication number
- CN106944502A CN106944502A CN201710078613.0A CN201710078613A CN106944502A CN 106944502 A CN106944502 A CN 106944502A CN 201710078613 A CN201710078613 A CN 201710078613A CN 106944502 A CN106944502 A CN 106944502A
- Authority
- CN
- China
- Prior art keywords
- magnesium alloy
- alloy profiles
- heating plate
- shaped ceramic
- ceramic heating
- 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.)
- Pending
Links
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
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
-
- 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
-
- 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/16—Heating or cooling
Abstract
The invention discloses a kind of magnesium alloy profiles straightening equipment, it includes U-shaped ceramic heating plate；The inner homogeneous of U-shaped ceramic heating plate is provided with some tubular housings, and the inside of tubular housing is provided with electrical heating wire；U-shaped ceramic heating plate electrified regulation, will be stretched after the surface temperature heating of magnesium alloy profiles, using pressure-air by the cooling of the surface temperatures of magnesium alloy profiles after stretching, and will be placed on verifying bench and measured linearity, it is qualified after produce.The beneficial effects of the invention are as follows：Technological operation is convenient and simple, avoid the problem of magnesium alloy profiles are plastically deformed difficulty at normal temperatures, the linearity of magnesium alloy profiles is controlled in 1mm/m, wall thickness reduction is controlled 3.0 10.0%, product yield improves more than 50%, meet the technical requirements of magnesium alloy profiles production, it is ensured that the linearity of magnesium alloy profiles.
Description
Technical field
The invention belongs to magnesium alloy alignment technical field, and in particular to a kind of straightening equipment and its alignment for magnesium alloy profiles
Technique.
Background technology
At present, the subject matter that magnesium alloy extrusion profile aligning technique is present has：1st, magnesium alloy is due to Patterns for Close-Packed Hexagonal Crystal
Structure, independent slip system is few at room temperature, and the limited slip system of magnesium alloy result in it and easily form stronger after plastic deformation
Basal plane texture, cause plastic deformation ability under its normal temperature state poor, therefore required heat in extruding, forging etc. in forming technique
Uniform temperature can just be processed；2nd, magnesium alloy is in extrusion process, because by material performance impact itself, mobility is compared with aluminium alloy
Difference, therefore extrusion forming process is difficult, causes the qualification rate of product forms low；3rd, come for most of asymmetric profile extrusions
Say, product size is irregular, wall unevenness is even, after extrusion in cooling procedure, it is heated it is uneven, there is internal stress, cause type
Material is bent.
It is low that these factors result in magnesium alloy profiles product yield, and production cost is high, while causing magnesium alloy profiles
Low production efficiency, seriously constrains the popularization and sale of magnesium alloy profiles.Accordingly, it would be desirable to a kind of relatively simple straightening technology,
The linearity of product forms is improved, the market demand of magnesium types material is met.
The content of the invention
Depositing deformability difference at normal temperatures present invention aim to address prior art, there is provided one with the low technical problem of qualification rate
Magnesium alloy profiles straightening equipment and its straightening technology are planted, to overcome the deficiencies in the prior art.
To achieve these goals, the present invention is achieved through the following technical solutions：
A kind of magnesium alloy profiles straightening equipment, it includes U-shaped ceramic heating plate；The inner homogeneous of the U-shaped ceramic heating plate is set
There are some tubular housings, and the inside of tubular housing is provided with electrical heating wire；Upper plate that the U-shaped ceramic heating plate is parallel to each other and
The length of lower plate is 300mm；Spacing between the upper plate and lower plate of the U-shaped ceramic heating plate is 165mm；The U-shaped pottery
The U-shaped radius of the radian of porcelain heating plate is 75 mm；The radius of the electrical heating wire is 4mm.
The magnesium alloy profiles straightening technology comprises the following steps：
Step one：Preparation before alignment：Examine equipment, it is ensured that use under normal circumstances；
Step 2：By U-shaped ceramic heating plate electrified regulation, temperature is risen to 200 ± 10 DEG C；
Step 3：Magnesium alloy profiles after cutting are placed in the U-shaped groove of U-shaped heating plate, and by the surface of magnesium alloy profiles
Temperature is heated to 170 ± 10 DEG C；
Step 4：Alignment process：Magnesium alloy profiles after heating are taken out, using section bar stretching-machine by the two ends of magnesium alloy profiles
Grip, and set blessing part mark；Magnesium alloy profiles are kept gradually to be drawn with 5-7mm/min speed in a straightened condition
20mm~60mm is stretched, extended state 3-5min is kept；
Step 5：When magnesium alloy profiles keep extended state, the surface temperature of magnesium alloy profiles is cooled down using pressure-air
It is stand-by to 30~60 DEG C；
Step 6：The two ends retaining part of magnesium alloy profiles after cooling is entered with cutting machine with reference to the mark set in step 4
Row Length-fixing cutting；
Step 7：Checkout procedure：First, the size of the magnesium alloy profiles major section after alignment is examined, then by the magnesium after stretching
Alloy profile is placed on cast iron verifying bench, when reaching stable by deadweight, and longitudinal straight line of magnesium alloy profiles is measured respectively
Degree and horizontal linearity, it is qualified after produce.
The beneficial effects of the invention are as follows：Technological operation is convenient and simple, it is to avoid magnesium alloy profiles are at normal temperatures plastically deformed
Difficult the problem of, the linearity of magnesium alloy profiles is controlled in 1mm/m, wall thickness reduction is controlled in 3.0-10.0%, and product is qualified
Rate improves more than 50%, meets the technical requirements of magnesium alloy profiles production, it is ensured that the linearity of magnesium alloy profiles.
Brief description of the drawings
Fig. 1 is the structural representation left view of the present invention.
1 in figure, U-shaped ceramic heating plate 2, tubular housing 3, upper plate 4, lower plate
Embodiment
Further explanation will be made to the present invention using specific embodiment below, but it is not intended as to present invention innovation essence
The limitation of god.
Embodiment 1
Reference picture 1, a kind of magnesium alloy profiles straightening equipment of the invention, it includes U-shaped ceramic heating plate 1；The U-shaped ceramic heat
The inner homogeneous of plate 1 is provided with some tubular housings 2, and the inside of tubular housing 2 is provided with electrical heating wire；The U-shaped ceramic heat
The upper plate 3 and the length of lower plate 4 that plate 1 is parallel to each other are 300mm；Between the upper plate 3 and lower plate 4 of the U-shaped ceramic heating plate 1
Spacing be 165mm；The U-shaped radius of the radian of the U-shaped ceramic heating plate 1 is 75 mm；The radius of the electrical heating wire is 4mm.
The magnesium alloy profiles straightening technology comprises the following steps：
Step one：Preparation before alignment：Examine equipment, it is ensured that use under normal circumstances；
Step 2：By U-shaped ceramic heating plate electrified regulation, temperature is risen to 210 DEG C；
Step 3：Magnesium alloy profiles after cutting are placed in the U-shaped groove of U-shaped heating plate, and by the surface of magnesium alloy profiles
Temperature is heated to 160 DEG C；
Step 4：Alignment process：Magnesium alloy profiles after heating are taken out, using section bar stretching-machine by the two ends of magnesium alloy profiles
Grip, and set blessing part mark；Magnesium alloy profiles are kept gradually to be stretched with 5mm/min speed in a straightened condition
60mm, keeps extended state 5min；
Step 5：When magnesium alloy profiles keep extended state, the surface temperature of magnesium alloy profiles is cooled down using pressure-air
It is stand-by to 60 DEG C；
Step 6：The two ends retaining part of magnesium alloy profiles after cooling is entered with cutting machine with reference to the mark set in step 4
Row Length-fixing cutting；
Step 7：Checkout procedure：First, the size of the magnesium alloy profiles major section after alignment is examined, then by the magnesium after stretching
Alloy profile is placed on cast iron verifying bench, when reaching stable by deadweight, and longitudinal straight line of magnesium alloy profiles is measured respectively
Degree and horizontal linearity, it is qualified after produce.
Embodiment 2
Reference picture 1, a kind of magnesium alloy profiles straightening equipment of the invention, it includes U-shaped ceramic heating plate；The U-shaped ceramic heat
The inner homogeneous of plate is provided with some tubular housings, and the inside of tubular housing is provided with electrical heating wire；The U-shaped ceramic heating plate phase
Mutually the length of parallel upper plate and lower plate is 300mm；Spacing between the upper plate and lower plate of the U-shaped ceramic heating plate is
165mm；The U-shaped radius of the radian of the U-shaped ceramic heating plate is 75 mm；The radius of the electrical heating wire is 4mm.
The magnesium alloy profiles straightening technology comprises the following steps：
Step one：Preparation before alignment：Examine equipment, it is ensured that use under normal circumstances；
Step 2：By U-shaped ceramic heating plate electrified regulation, temperature is risen to 190 DEG C；
Step 3：Magnesium alloy profiles after cutting are placed in the U-shaped groove of U-shaped heating plate, and by the surface of magnesium alloy profiles
Temperature is heated to 180 DEG C；
Step 4：Alignment process：Magnesium alloy profiles after heating are taken out, using section bar stretching-machine by the two ends of magnesium alloy profiles
Grip, and set blessing part mark；Magnesium alloy profiles are kept gradually to be stretched with 7mm/min speed in a straightened condition
20mm, keeps extended state 3min；
Step 5：When magnesium alloy profiles keep extended state, the surface temperature of magnesium alloy profiles is cooled down using pressure-air
It is stand-by to 30 DEG C；
Step 6：The two ends retaining part of magnesium alloy profiles after cooling is entered with cutting machine with reference to the mark set in step 4
Row Length-fixing cutting；
Step 7：Checkout procedure：First, the size of the magnesium alloy profiles major section after alignment is examined, then by the magnesium after stretching
Alloy profile is placed on cast iron verifying bench, when reaching stable by deadweight, and longitudinal straight line of magnesium alloy profiles is measured respectively
Degree and horizontal linearity, it is qualified after produce.
U-shaped ceramic heating plate in the present invention has following features：First, the U-shaped ceramic heating plate is easy to grow small section bar
Transhipment saves heating furnace space, reduces energy consumption and wastes, and shortens turnover distance；2nd, U-shaped design relative closure, high insulating effect,
Make section bar thermally equivalent；3rd, there is ceramic material good electric insulation to defend to the last at the working temperature, and electric current is revealed during work
It is small, it is reliable using safety；4th, U-shaped ceramic heating plate can be finished up and be used together with multiple, be applicable to different length and not
It is applied widely with section section bar；5th, U-shaped ceramic heating plate is simple in construction, and cost is relatively low, easy to operate.The magnesium of the present invention is closed
Metal type material straightening technology has technological operation convenient and simple, it is to avoid the problem of magnesium alloy profiles are plastically deformed difficulty at normal temperatures,
The linearity of magnesium alloy profiles is controlled in 1mm/m, wall thickness reduction control improves 50% in 3.0-10.0%, product yield
More than, meet the technical requirements of magnesium alloy profiles production, it is ensured that the linearity of magnesium alloy profiles.
Claims (2)
1. a kind of magnesium alloy profiles straightening equipment, it is characterized in that it includes U-shaped ceramic heating plate；The U-shaped ceramic heating plate
Inner homogeneous is provided with some tubular housings, and the inside of tubular housing is provided with electrical heating wire；The U-shaped ceramic heating plate is mutually put down
Capable upper plate and the length of lower plate are 300mm；Spacing between the upper plate and lower plate of the U-shaped ceramic heating plate is 165mm；
The U-shaped radius of the radian of the U-shaped ceramic heating plate is 75 mm；The radius of the electrical heating wire is 4mm.
2. a kind of magnesium alloy profiles straightening equipment according to claim 1, it is characterized in that the magnesium alloy profiles alignment work
Skill comprises the following steps：
Step one：Preparation before alignment：Examine equipment, it is ensured that use under normal circumstances；
Step 2：By U-shaped ceramic heating plate electrified regulation, temperature is risen to 200 ± 10 DEG C；
Step 3：Magnesium alloy profiles after cutting are placed in the U-shaped groove of U-shaped heating plate, and by the surface of magnesium alloy profiles
Temperature is heated to 170 ± 10 DEG C；
Step 4：Alignment process：Magnesium alloy profiles after heating are taken out, using section bar stretching-machine by the two ends of magnesium alloy profiles
Grip, and set blessing part mark；Magnesium alloy profiles are kept gradually to be drawn with 5-7mm/min speed in a straightened condition
20mm~60mm is stretched, extended state 3-5min is kept；
Step 5：When magnesium alloy profiles keep extended state, the surface temperature of magnesium alloy profiles is cooled down using pressure-air
It is stand-by to 30~60 DEG C；
Step 6：The two ends retaining part of magnesium alloy profiles after cooling is entered with cutting machine with reference to the mark set in step 4
Row Length-fixing cutting；
Step 7：Checkout procedure：First, the size of the magnesium alloy profiles major section after alignment is examined, then by the magnesium after stretching
Alloy profile is placed on cast iron verifying bench, when reaching stable by deadweight, and longitudinal straight line of magnesium alloy profiles is measured respectively
Degree and horizontal linearity, it is qualified after produce.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710078613.0A CN106944502A (en) | 2017-02-14 | 2017-02-14 | A kind of magnesium alloy profiles straightening equipment and its straightening technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710078613.0A CN106944502A (en) | 2017-02-14 | 2017-02-14 | A kind of magnesium alloy profiles straightening equipment and its straightening technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106944502A true CN106944502A (en) | 2017-07-14 |
Family
ID=59466389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710078613.0A Pending CN106944502A (en) | 2017-02-14 | 2017-02-14 | A kind of magnesium alloy profiles straightening equipment and its straightening technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106944502A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06170475A (en) * | 1992-12-08 | 1994-06-21 | Mitsubishi Materials Corp | Method and device for straightening warp of wire |
| CN1970183A (en) * | 2006-12-20 | 2007-05-30 | 重庆镁业科技股份有限公司 | Magnesium alloy extrusion product straightening method and tension straightening machine used therefor |
| CN200957434Y (en) * | 2006-07-17 | 2007-10-10 | 徐瑞福 | Structural-section step-up flattener |
| CN102266881A (en) * | 2011-07-12 | 2011-12-07 | 重庆大学 | Stretching-straightening device for online heating-straightening process of magnesium alloy extrusion material |
| CN102618703A (en) * | 2012-03-26 | 2012-08-01 | 宝山钢铁股份有限公司 | Method and device for rapid high-temperature heating of plates |
-
2017
- 2017-02-14 CN CN201710078613.0A patent/CN106944502A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06170475A (en) * | 1992-12-08 | 1994-06-21 | Mitsubishi Materials Corp | Method and device for straightening warp of wire |
| CN200957434Y (en) * | 2006-07-17 | 2007-10-10 | 徐瑞福 | Structural-section step-up flattener |
| CN1970183A (en) * | 2006-12-20 | 2007-05-30 | 重庆镁业科技股份有限公司 | Magnesium alloy extrusion product straightening method and tension straightening machine used therefor |
| CN102266881A (en) * | 2011-07-12 | 2011-12-07 | 重庆大学 | Stretching-straightening device for online heating-straightening process of magnesium alloy extrusion material |
| CN102618703A (en) * | 2012-03-26 | 2012-08-01 | 宝山钢铁股份有限公司 | Method and device for rapid high-temperature heating of plates |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104060202B (en) | A kind of magnesium alloy extrusion online temperature correction device | |
| CN203938720U (en) | The online bright annealing device of a kind of copper alloy wire | |
| CN107740012B (en) | A kind of aerolite forging part preparation method | |
| CN207596707U (en) | A kind of novel molten tin bath graphite liner erecting device | |
| CN209998134U (en) | straightening device for aluminum profiles | |
| CN105107866A (en) | Thermal shaping method and device of high-strength sharp-corner square rectangular tube | |
| CN101934309B (en) | Metal plate heating type roll bending forming method and device thereof | |
| CN203728911U (en) | Improved device for tin-plating surfaces of extra-fine copper wires | |
| CN106944502A (en) | A kind of magnesium alloy profiles straightening equipment and its straightening technology | |
| CN105195549A (en) | Process capable of obviously improving room-temperature forming property of AZ31 magnesium alloy plate | |
| EP4169633A1 (en) | Thin strip production process employing continuous casting and rolling | |
| CN205362292U (en) | Welding H shaped steel terminal surface web orthotic devices | |
| CN101708653B (en) | Bent pipe forming technology of heavy-caliber PVDF pipe | |
| CN209802054U (en) | heating device of aluminum bar | |
| CN104637572A (en) | Special-shaped cast alloy copper bar production process | |
| CN207845165U (en) | A kind of graphite film coiled material jig | |
| CN204097515U (en) | A kind of Fe-based amorphous iron core vacuum annealing device | |
| CN204705201U (en) | Molten salt chlorination furnace graphite electrode cooling device | |
| CN106917058B (en) | A kind of room temperature manufacturing process of 2198 aluminium lithium alloy plate | |
| CN204125353U (en) | For the transfer roller of cold zone in annealing furnace during float process cover-plate glass | |
| CN108941486B (en) | Even refrigerated crystallizer copper pipe | |
| CN101850492B (en) | Preparation process of special solid conductive plate and bus board for electrolysis | |
| CN207255231U (en) | A kind of attemperator for electric armour clamp molding liquid | |
| CN217628550U (en) | Annealing device for copper strip processing | |
| CN104801560A (en) | Copper busbar extrusion mould and extrusion forming technology |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170714 |