CN209836247U - Novel induction coil for induction heating of double-thread drill bit - Google Patents
Novel induction coil for induction heating of double-thread drill bit Download PDFInfo
- Publication number
- CN209836247U CN209836247U CN201920350424.9U CN201920350424U CN209836247U CN 209836247 U CN209836247 U CN 209836247U CN 201920350424 U CN201920350424 U CN 201920350424U CN 209836247 U CN209836247 U CN 209836247U
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- induction coil
- magnetizer
- profiling
- connecting plate
- drill bit
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- General Induction Heating (AREA)
Abstract
A novel induction coil for induction heating of a double-thread drill bit mainly comprises a profiling induction coil, a magnetizer I, an anode connecting end, a cathode connecting end, a magnetizer II and a connecting plate, wherein the profiling induction coil is two rectangular hollow copper pipes in a shape of imitating the thread of the drill bit, the tail end of the profiling induction coil is respectively provided with the anode connecting end and the cathode connecting end, the top end of the profiling induction coil is a rectangular flat plate, the rectangular flat plate is provided with a threaded hole and is connected with the connecting plate through threads, so that the two profiling coils are installed and combined together by the connecting plate, and the magnetizer I is arranged outside the profiling induction coil; the magnetizer I has a magnetism gathering function, improves the heating efficiency of the coil, is similar to a profile modeling induction coil in shape and is a hollow thin rectangular tube; the connecting plate is composed of a plurality of rectangular steps, and a magnetizer II is arranged outside the connecting plate; the magnetizer II is arranged on the drill point at the top end of the drill bit, is integrally cuboid, and is internally provided with a groove imitating a conical drill point. The profiling coil heating can obtain more uniform temperature distribution on the surface of the complex workpiece.
Description
Technical Field
The utility model discloses the device is an induction heating device, especially a novel induction coil that is used for double thread drill bit induction heating.
Background
The drill bit is an elongated rod-shaped cutting tool comprising a blade portion and a shank portion. The blade of the working part of the drill needs high hardness to drill various materials, and needs high strength and high wear resistance, and needs heat treatment to realize surface strengthening. The induction quenching has the advantages of energy conservation, short production period, online production, good labor environment and the like, and is widely applied. At present, the induction quenching of the drill bit is mainly realized by induction heating of a common coil, but for the drill bit with a complex surface, the common coil is heated to ensure that the temperature distribution of the surface of a workpiece is uneven, so that the workpiece generates large residual stress and the workpiece is easy to deform and crack during working. Therefore, the research on the novel induction coil for the induction heating of the double-thread drill bit is of great significance.
Disclosure of Invention
To above not enough, the utility model discloses the device provides a novel induction coil that is used for double thread drill bit induction heating.
The utility model discloses the technical scheme that the device adopted is: the profiling induction coil is a rectangular hollow copper pipe in a shape of imitating the thread of a drill bit, the tail end of the profiling induction coil is respectively provided with an anode connecting end and a cathode connecting end, the top end of the profiling induction coil is a rectangular flat plate, the rectangular flat plate is provided with a threaded hole and is connected with the connecting plate through threads, so that the two profiling coils are assembled together by the connecting plate, and the magnetizer I is arranged outside the profiling induction coil; the magnetizer I has a magnetism gathering function, improves the heating efficiency of the coil, is similar to a profile modeling induction coil in shape and is a hollow thin rectangular tube; the connecting plate is composed of a plurality of rectangular steps, and a magnetizer II is arranged outside the connecting plate; the magnetizer II is arranged on the drill point at the top end of the drill bit, is integrally cuboid, and is internally provided with a groove imitating a conical drill point.
The utility model discloses the advantage and the positive effect that technical scheme that the device provided brought:
1. the device adopts the profile modeling induction coil induction heating, and the profile modeling coil heating can obtain more even temperature distribution on the surface of a complex workpiece, and realizes even hardened layer distribution after quenching.
2. The magnetizers II with different sizes are used, so that the induction heating device is more suitable for induction heating of drill bits with different sizes, and has stronger applicability.
3. A profiling magnetizer I and a groove with a conical drill point are arranged on a magnetizer II, so that the magnetism gathering effect is realized, and the induction heating efficiency is improved.
Drawings
The device of the present invention will be further explained with reference to the drawings and the embodiments.
Figure 1 is an isometric view of a preferred embodiment of the present invention.
Figure 2 is a schematic view of the attachment plate installation of a preferred embodiment of the device of the present invention.
In figure 1, a profile induction coil; 2. a magnetizer I; 3. a positive electrode connecting end; 4. a negative electrode connecting end; 5. a drill bit; 6. a magnetizer II; 7. a connecting plate.
Detailed Description
In fig. 1 and 2, a novel induction coil for induction heating of a double-thread drill bit mainly comprises a profiling induction coil (1), a magnetizer i (2), a positive connecting end (3), a negative connecting end (4), a magnetizer ii (6) and a connecting plate (7), wherein the profiling induction coil (1) is two rectangular hollow copper pipes in a shape of imitating the thread of the drill bit, the tail end of the profiling induction coil (1) is respectively provided with the positive connecting end (3) and the negative connecting end (4), the top end of the profiling induction coil is a rectangular flat plate, the rectangular flat plate is provided with a threaded hole and is connected with the connecting plate (7) through the thread, so that the two profiling coils are assembled together by the connecting plate (7), and the magnetizer i (2) is arranged outside the profiling induction coil (1); the magnetizer I (2) has a magnetism gathering function, improves the heating efficiency of the coil, is similar to a profile modeling induction coil in shape and is a hollow thin rectangular tube; the connecting plate (7) is composed of a plurality of rectangular steps, and a magnetizer II (6) is arranged outside the connecting plate; the magnetizer II (6) is arranged on the drill point at the top end of the drill bit (5), is integrally cuboid, and is internally provided with a groove imitating a conical drill point. The profiling coil can obtain more uniform temperature distribution on the surface of a complex workpiece by heating, uniform hardened layer distribution is realized after quenching, and a profiling magnetizer I (2) and a groove with a conical drill point are arranged on a magnetizer II (6) so as to realize the magnetic concentration effect and improve the induction heating efficiency.
In the specific implementation, the connecting plate (7) is connected with the profiling induction coil (1) through threads, the profiling induction coil (1) is a rectangular hollow copper pipe, cooling water is introduced into the coil where the positive connecting end (3) is located and flows through the connecting plate (7), and finally the cooling water flows out of the coil where the negative connecting end (4) is located. Two tie plates (7) are connected with II (6) magnetizers through welding, improve induction heating efficiency, can select II (6) magnetizers and tie plate (7) of equidimension not according to actual conditions for use.
Claims (1)
1. The utility model provides a novel induction coil for double thread drill bit induction heating mainly includes profile modeling induction coil, magnetizer I, positive pole link, negative pole link, magnetizer II, connecting plate, its characterized in that: the profiling induction coil is two rectangular hollow copper pipes in a shape of imitating the thread of a drill bit, the tail end of the profiling induction coil is respectively provided with an anode connecting end and a cathode connecting end, the top end of the profiling induction coil is a rectangular flat plate, the rectangular flat plate is provided with a threaded hole and is connected with a connecting plate through threads, so that the two profiling coils are installed and combined together through the connecting plate, and a magnetizer I is arranged outside the profiling induction coil; the magnetizer I has a magnetism gathering function, improves the heating efficiency of the coil, is similar to a profile modeling induction coil in shape and is a hollow thin rectangular tube; the connecting plate is composed of a plurality of rectangular steps, and a magnetizer II is arranged outside the connecting plate; the magnetizer II is arranged on the drill point at the top end of the drill bit, is integrally cuboid, and is internally provided with a groove imitating a conical drill point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920350424.9U CN209836247U (en) | 2019-03-20 | 2019-03-20 | Novel induction coil for induction heating of double-thread drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920350424.9U CN209836247U (en) | 2019-03-20 | 2019-03-20 | Novel induction coil for induction heating of double-thread drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209836247U true CN209836247U (en) | 2019-12-24 |
Family
ID=68906973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920350424.9U Expired - Fee Related CN209836247U (en) | 2019-03-20 | 2019-03-20 | Novel induction coil for induction heating of double-thread drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209836247U (en) |
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2019
- 2019-03-20 CN CN201920350424.9U patent/CN209836247U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 Termination date: 20210320 |
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| CF01 | Termination of patent right due to non-payment of annual fee |