CN111085584A - Electromagnetic heating flanging die - Google Patents
Electromagnetic heating flanging die Download PDFInfo
- Publication number
- CN111085584A CN111085584A CN201911271088.XA CN201911271088A CN111085584A CN 111085584 A CN111085584 A CN 111085584A CN 201911271088 A CN201911271088 A CN 201911271088A CN 111085584 A CN111085584 A CN 111085584A
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- CN
- China
- Prior art keywords
- die
- mould
- electric wire
- temperature
- resistant electric
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- 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
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
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- 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 utility model provides an electromagnetic heating turn-ups mould, comprising a mould main body, the glass fiber cotton, fibre hardboard and high temperature resistant electric wire, the mould main body divide into the last mould on upper portion and the lower mould of lower part, the outside parcel of mould main body plays thermal-insulated glass fiber cotton, the cotton outside of glass fiber sets up the heat-resistant fibre hardboard that plays the supporting role, the inside winding high temperature resistant electric wire coil of fibre hardboard, go up mould and lower mould and twine a high temperature resistant electric wire respectively, go up winding high temperature resistant electric wire and be connected to the power on the mould on winding high temperature resistant electric wire and the lower mould after the winding high temperature resistant electric wire is established ties, the lower mould sets up two temperature sensor with the off-plate week of last mould. The invention uses electromagnetic heating, the product self-heats, the heat conversion efficiency is high, the highest can reach 95% direct heating mode fundamentally solves the problem of low heat efficiency caused by resistance heating of electric heating sheets, electric heating rings and the like and heating through a heat conduction mode.
Description
Technical Field
The invention relates to a die, in particular to an electromagnetic heating flanging die.
Background
The flanging product has two types of hot flanging and cold flanging, the traditional heating mode of the hot flanging is a resistance wire heating mode or an electric furnace heating mode, and the like, and the heat conduction heating mode has the defects of low heating efficiency, short service life, high production site temperature during heating, long preheating time and the like.
Disclosure of Invention
The invention provides an electromagnetic heating flanging die with controllable heating temperature and high thermal efficiency for solving the problems.
The technical scheme adopted by the invention is as follows:
the utility model provides an electromagnetic heating turn-ups mould, comprising a mould main body, the glass fiber cotton, fibre hardboard and high temperature resistant electric wire, the mould main body divide into the last mould on upper portion and the lower mould of lower part, the outside parcel of mould main body plays thermal-insulated glass fiber cotton, the cotton outside of glass fiber sets up the heat-resistant fibre hardboard that plays the supporting role, the inside winding high temperature resistant electric wire coil of fibre hardboard, go up mould and lower mould and twine a high temperature resistant electric wire respectively, go up winding high temperature resistant electric wire and be connected to the power on the mould on winding high temperature resistant electric wire and the lower mould after the winding high temperature resistant electric wire is established ties, the lower mould sets up two temperature sensor with the off-plate week of last mould.
The butt joint surface of the upper die and the lower die of the die main body is obliquely arranged.
And the outer walls of the highest point and the lowest point of the inclined surface of the lower die and the upper die which are in butt joint are respectively provided with a temperature sensor.
The wall surfaces of the highest point and the lowest point of the inclined surface of the lower die and the upper die which are in butt joint are respectively provided with a slotted hole, and a temperature sensor is arranged in each slotted hole.
And the bottom of the lower die is connected with a lower die plate through a screw.
The power supply is an alternating current power supply.
The invention has the beneficial effects that: the invention uses electromagnetic heating, the product self-heats, the heat conversion efficiency is high, the highest can reach 95% direct heating mode fundamentally solves the problem of low heat efficiency caused by resistance heating of electric heating sheets, electric heating rings and the like and heating through a heat conduction mode.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Wherein: 1-a mould body; 2-glass fiber cotton; 3-a temperature sensor; 4-fiber hard board; 5-high temperature resistant wire; 6-lower template; 1.1-upper mold; 1.2-lower die; 1.3-inclined plane.
Detailed Description
The utility model provides an electromagnetic heating turn-ups mould, including mould main part 1, glass fiber cotton 2, fibre hardboard 4 and high temperature resistant electric wire 5, mould main part 1 divide into the last mould 1.1 on upper portion and lower mould 1.2 of lower part, the outside parcel of mould main part 1 plays thermal-insulated glass fiber cotton 2, the outside of glass fiber cotton 2 sets up the heat-resistant fibre hardboard 4 that plays the supporting role, the inside winding high temperature resistant electric wire 5 coil of fibre hardboard 4, go up mould 1.1 and lower mould 1.2 and twine a high temperature resistant electric wire 5 respectively, it is connected to the power to go up winding high temperature resistant electric wire 5 and the last winding high temperature resistant electric wire 5 series connection back of lower mould 1.2 on 1.1, the outer week of the off-plate that lower mould 1.2 and last mould 1.1 docked sets up two temperature sensor 3, two temperature sensor 3 are connected to the temperature controller.
The butt joint surface of the upper die 1.1 and the lower die 1.2 of the die main body 1 is obliquely arranged.
The outer walls of the highest point and the lowest point of the inclined surface 1.3 of the lower die 1.2 and the upper die 1.1 which are in butt joint are respectively provided with a temperature sensor 3.
The wall surfaces of the highest point and the lowest point of the inclined surface 1.3 of the lower die 1.2 and the upper die 1.1 which are in butt joint are respectively provided with a slotted hole, and a temperature sensor 3 is arranged in each slotted hole.
The lower part of the lower die 1.2 is connected with a lower template 6 through screws.
The power supply is an alternating current power supply.
The present invention will be described in detail with reference to specific examples.
Example 1
An electromagnetic heating flanging die comprises a die main body 1, glass fiber cotton 2, a fiber hard plate 4 and a high-temperature-resistant electric wire 5, wherein the die main body 1 is divided into an upper die 1.1 at the upper part and a lower die 1.2 at the lower part, the glass fiber cotton 2 with the heat insulation effect is wrapped outside the die main body 1, the fiber hard plate 4 with the heat-resistant supporting effect is arranged outside the glass fiber cotton 2, the fiber hard plate 4 provides adhesion for the high-temperature-resistant electric wire 5, a coil of the high-temperature-resistant electric wire 5 is wound inside the fiber hard plate 4, the high-temperature-resistant electric wire 5 is a mica wire, the working temperature is 1000 ℃, the high-temperature-resistant electric wire 5 is respectively wound on the upper die 1.1 and the lower die 1.2, the high-temperature-resistant electric wire 5 wound on the upper die 1.1 and the high-temperature-resistant electric wire 5 wound on the lower die 1.2 are connected in series and then connected to a power supply, two temperature sensors 3 are arranged on the, the temperature controller is a micro controller with the model number PXR 4.
The butt joint surface of the upper die 1.1 and the lower die 1.2 of the die main body 1 is obliquely arranged.
The outer walls of the highest point and the lowest point of the inclined surface 1.3 of the lower die 1.2 and the upper die 1.1 which are in butt joint are respectively provided with a temperature sensor 3, the positions of the two temperature sensors 3 on the lower die 1.2 are different, and when the die body 1 is heated initially, the temperature difference between the two temperature sensors 3 between the highest point and the lowest point of the lower die 1.2 is about 10 ℃.
The lower part of the lower die 1.2 is connected with a lower template 6 through screws.
The power supply is an alternating current power supply, alternating current passes through the high-temperature-resistant wire 5 to generate an alternating magnetic field, the mold main body 1 generates heat in the alternating magnetic field, and the mold generates heat.
When the temperature control device is applied, a power supply of high-frequency alternating current provides a power supply for the heat-resistant high-temperature wire 5, a coil of mica heat-resistant high-temperature wire 5 with the working temperature of 1000 ℃ is wound on the outer side of the die main body 1, alternating current is switched on to generate an alternating magnetic field, the alternating magnetic field generates magnetic field action on the die main body in the center of the magnetic field, the die main body 1 generates heat, a temperature sensor 3 is respectively arranged on the outer wall of the highest point and the outer wall of the lowest point of an inclined surface 1.3 of a lower die 1.2, which is butted with an upper die 1.1, the heat generated by the lower die 1.2 under the action of the alternating magnetic field is constant, the hot melting corresponding to the highest point of the lower die 1.2 is larger than that of the lowest point, according to a formula Q (T2-T1), when the hot melting CM is large, the temperature is increased slowly, namely, the, the temperature sensors 3 are initially different by about 10 ℃, and after a period of heat preservation, the mold turnover operation is carried out after the temperatures transmitted by the two temperature sensors 3 are the same.
Example 2
An electromagnetic heating flanging die comprises a die main body 1, glass fiber cotton 2, a fiber hard plate 4 and a high-temperature-resistant electric wire 5, wherein the die main body 1 is divided into an upper die 1.1 at the upper part and a lower die 1.2 at the lower part, the glass fiber cotton 2 with the heat insulation effect is wrapped outside the die main body 1, the fiber hard plate 4 with the heat-resistant supporting effect is arranged outside the glass fiber cotton 2, the fiber hard plate 4 provides adhesion for the high-temperature-resistant electric wire 5, a coil of the high-temperature-resistant electric wire 5 is wound inside the fiber hard plate 4, the high-temperature-resistant electric wire 5 is a mica wire, the working temperature is 1000 ℃, the high-temperature-resistant electric wire 5 is respectively wound on the upper die 1.1 and the lower die 1.2, the high-temperature-resistant electric wire 5 wound on the upper die 1.1 and the high-temperature-resistant electric wire 5 wound on the lower die 1.2 are connected in series and then connected to a power supply, two temperature sensors 3 are arranged on the, the temperature controller is a micro controller with the model number PXR 4.
The butt joint surface of the upper die 1.1 and the lower die 1.2 of the die main body 1 is obliquely arranged.
The wall surfaces of the highest point and the lowest point of the inclined surface 1.3 of the lower die 1.2 and the upper die 1.1 which are in butt joint are respectively provided with a slotted hole, a temperature sensor 3 is arranged in each slotted hole, the positions of the two temperature sensors 3 on the lower die 1.2 are different, and when the die main body 1 is heated initially, the temperature difference between the two temperature sensors 3 between the highest point and the lowest point of the lower die 1.2 is about 10 ℃.
The lower part of the lower die 1.2 is connected with a lower template 6 through screws.
The power supply is an alternating current power supply, alternating current passes through the high-temperature-resistant wire 5 to generate an alternating magnetic field, the mold main body 1 generates heat in the alternating magnetic field, and the mold generates heat.
When in use, the glass fiber cotton 2 is used as the mould main body 1 for heat preservation, and simultaneously is insulated with the fiber hard board 4 at the periphery of the glass fiber cotton 2, although the fiber hard board 4 is made of heat-resistant material, the interior of the fiber hard board 4 is also provided with a heat-resistant high-temperature wire 5 coil attached on the fiber hard board 4, therefore, the glass fiber cotton 2 plays an important role in heat preservation and heat insulation, the heat-resistant high-temperature wire is a mica wire, the working temperature is 1000 ℃, a power supply of high-frequency alternating current provides a power supply for the heat-resistant high-temperature wire 5, a coil of the heat-resistant high-temperature wire 5 is wound on the outer side of the die main body 1 and is connected with the alternating current to generate an alternating magnetic field, the alternating magnetic field generates a magnetic field effect on the die main body positioned in the center of the magnetic field, the die main body 1 generates heat, stamping operation is carried out when no temperature difference exists between the two temperature sensors 3, the die main body 1 generates heat, the heat conversion is high, and the problem of low.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (6)
1. An electromagnetic heating flanging die is characterized by comprising a die main body (1), glass fiber cotton (2), a fiber hard board (4) and a high-temperature-resistant electric wire (5), wherein the die main body (1) is divided into an upper die (1.1) on the upper part and a lower die (1.2) on the lower part, the glass fiber cotton (2) with a heat insulation effect is wrapped outside the die main body (1), the heat-resistant fiber hard board (4) with a supporting effect is arranged outside the glass fiber cotton (2), a coil of the high-temperature-resistant electric wire (5) is wound inside the fiber hard board (4), the upper die (1.1) and the lower die (1.2) are respectively wound with one high-temperature-resistant electric wire (5), the high-temperature-resistant electric wire (5) wound on the upper die (1.1) and the high-temperature-resistant electric wire (5) wound on the lower die (1.2) are connected in series and then connected to a power supply, two temperature sensors (3) are arranged on the outer, the two temperature sensors (3) are connected to a temperature controller arranged outside the mould main body (1).
2. The electromagnetic heating flanging die of claim 1, wherein the butt joint surface of the upper die (1.1) and the lower die (1.2) of the die body (1) is obliquely arranged.
3. The electromagnetic heating flanging die of claim 2, wherein the outer walls of the highest point and the lowest point of the inclined surface (1.3) of the lower die (1.2) and the upper die (1.1) in butt joint are respectively provided with a temperature sensor (3).
4. The electromagnetic heating flanging die of claim 2, wherein the wall surfaces of the highest point and the lowest point of the inclined surface (1.3) of the lower die (1.2) and the upper die (1.1) in butt joint are respectively provided with a slotted hole, and a temperature sensor (3) is arranged in each slotted hole.
5. The electromagnetic heating flanging die of claim 1, characterized in that the lower portion of the lower die (1.2) is connected with the lower die plate (6) through screws.
6. The electromagnetic heating flanging die of claim 1, wherein the power supply is an alternating current power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911271088.XA CN111085584A (en) | 2019-12-12 | 2019-12-12 | Electromagnetic heating flanging die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911271088.XA CN111085584A (en) | 2019-12-12 | 2019-12-12 | Electromagnetic heating flanging die |
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| Publication Number | Publication Date |
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| CN111085584A true CN111085584A (en) | 2020-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911271088.XA Pending CN111085584A (en) | 2019-12-12 | 2019-12-12 | Electromagnetic heating flanging die |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112247484A (en) * | 2020-09-28 | 2021-01-22 | 天津航天长征火箭制造有限公司 | Heating convex hole forming method for melon petal at bottom of 2219 aluminum alloy storage box |
-
2019
- 2019-12-12 CN CN201911271088.XA patent/CN111085584A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112247484A (en) * | 2020-09-28 | 2021-01-22 | 天津航天长征火箭制造有限公司 | Heating convex hole forming method for melon petal at bottom of 2219 aluminum alloy storage box |
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