CN108214407B - Induction heating magnetic impact hammer - Google Patents
Induction heating magnetic impact hammer Download PDFInfo
- Publication number
- CN108214407B CN108214407B CN201810022806.9A CN201810022806A CN108214407B CN 108214407 B CN108214407 B CN 108214407B CN 201810022806 A CN201810022806 A CN 201810022806A CN 108214407 B CN108214407 B CN 108214407B
- Authority
- CN
- China
- Prior art keywords
- impact hammer
- hammer
- impact
- shell
- 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.)
- Expired - Fee Related
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 49
- 230000006698 induction Effects 0.000 title claims abstract description 19
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000009527 percussion Methods 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- 230000035939 shock Effects 0.000 claims description 5
- 210000003781 tooth socket Anatomy 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 238000004080 punching Methods 0.000 abstract description 4
- 239000007769 metal material Substances 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D11/00—Portable percussive tools with electromotor or other motor drive
- B25D11/06—Means for driving the impulse member
- B25D11/064—Means for driving the impulse member using an electromagnetic drive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
- B25D17/24—Damping the reaction force
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/36—Coil arrangements
Abstract
The invention discloses an induction heating magnetic impact hammer, which comprises an impact hammer shell and an impact hammer body transversely penetrating through the impact hammer shell from front to back, wherein the front end of the impact hammer shell is provided with a heating assembly for heating a processing area of a processed workpiece. The heating component for heating the processing area is arranged at the front end of the shell of the impact hammer, the shape and the size of the heating component can be set according to the punching shape requirement of the processed workpiece in the working process, the processed workpiece is heated firstly during working, and the impact hammer is started to blank the metal material in the heating area after the workpiece is heated to a proper temperature, so that the working efficiency can be greatly improved.
Description
Technical Field
The invention relates to an induction heating magnetic impact hammer.
Background
The magnetic impact hammer is a punching mechanical device commonly used in engineering, and realizes a hammering action by driving a hammer body of the impact hammer to move back and forth by utilizing a driving unit, but the traditional magnetic impact hammer can only hammer a workpiece during drilling, punching and forging, the power required to be equipped is large, and the working efficiency is not high.
Disclosure of Invention
The invention aims to provide an induction heating magnetic impact hammer, which solves the problem of low working efficiency of the existing magnetic impact hammer and can be used for various large-sized or assembled workpieces which are inconvenient to process.
In order to solve the technical problem, the invention provides an induction heating magnetic impact hammer, which comprises an impact hammer shell and an impact hammer body transversely penetrating through the impact hammer shell from front to back, wherein the front end of the impact hammer shell is provided with a heating assembly for heating a region to be processed of a processed workpiece.
Furthermore, the heating component is an induction coil arranged on the shell of the impact hammer around the hammer body of the impact hammer in a surrounding mode, and a heating area formed by the induction coil is matched with the shape of the area to be processed.
The impact hammer also comprises a driving unit which is arranged in the impact hammer shell and used for driving the impact hammer body to move towards the rear part of the impact hammer shell; the driving unit comprises a gear, the gear is connected with the power input assembly through a gear shaft, and an axial rack meshed with the gear is arranged on the hammer body of the impact hammer.
Furthermore, an end cover is arranged at the rear end part of the impact hammer shell, and a through hole through which the tail part of the impact hammer body can pass is formed in the rear wall of the end cover; the tail of the hammer body of the impact hammer extends into one end in the end cover is provided with a spring mounting seat, the spring mounting seat is provided with a tension spring on the hammer body section of the impact hammer between the impact hammer shells, and the compression spring is arranged on the hammer body section of the impact hammer between the spring mounting seat and the end cover.
Further, the impact hammer also comprises a locking unit arranged in the impact hammer shell; the locking unit comprises a pawl, the hammer body of the impact hammer is provided with limiting teeth arranged along the axial direction of the hammer body of the impact hammer, the limiting part of the pawl is fixed in the shell of the impact hammer through a fastener, and the locking part of the pawl is clamped in tooth grooves of the limiting teeth and used for preventing the hammer body of the impact hammer from moving to the front end of the shell of the impact hammer.
Furthermore, the front end part of the hammer body of the impact hammer is provided with a shock pad.
Further, the heating component is installed in a heating component installation groove in the front end portion of the impact hammer shell, and a heat insulation layer is arranged on the side wall of the heating component installation groove.
Furthermore, the front end of the impact hammer shell is also provided with an electromagnet.
Furthermore, scale marks are arranged on the hammer body section of the impact hammer between the spring mounting seat and the end cover.
Furthermore, the limiting part of the pawl is provided with a sliding groove, and the sliding groove can slide along the fastening piece, so that the pawl is separated from the impact hammer under the guidance of the fastening piece.
The invention has the beneficial effects that: the heating component for heating the processing area is arranged at the front end of the shell of the impact hammer, the shape and the size of the heating component can be set according to the punching shape requirement of the processed workpiece in the processing process, the processed workpiece is heated firstly during working, and the impact hammer is started to blank the metal material in the heating area after the workpiece is heated to a proper temperature, so that the working efficiency can be greatly improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic structural diagram of one embodiment of the present invention;
FIG. 2 is a schematic structural view of a power input assembly of one embodiment of the present invention;
FIG. 3 is a cross-sectional view of a heating zone and hammer body of an impact hammer according to one embodiment of the present invention.
Wherein: 1. an electromagnet; 2. a thermal insulation layer; 3. an induction coil; 4. a shock pad; 5. a thermal insulation layer; 6. an electromagnet power supply; 7. a high-frequency pulse power supply; 8. a percussion hammer housing; 9. a gear; 10. a gear shaft; 11. an end cap; 12. a hammer body of the impact hammer; 13. a spring mount; 14. a compression spring; 15. an extension spring; 16. a pawl; 17. a pawl pin; 18. scale lines; 19. a circumferential hole; 20. a motor; 21. and a bearing.
Detailed Description
The induction heating magnetic force impact hammer shown in fig. 1 comprises an impact hammer housing 8 and an impact hammer body 12 transversely penetrating through the impact hammer housing 8 from front to back, wherein a heating assembly for heating a region to be processed of a processed workpiece is arranged at the front end of the impact hammer housing 8.
According to an embodiment of the present application, the heating component is an induction coil 3 (a planar induction coil 3 may be preferably used) disposed around the impact hammer housing 8 of the impact hammer body 12, and the high-frequency pulse power supply 7 is used to control the eddy current generated by the planar induction coil 3 to heat the object to be processed during operation. The heating area formed by the induction coil 3 is matched with the shape of the area to be processed, the shape and size of the heating assembly can be set according to the shape requirement of the punched hole of the processed workpiece, and fig. 3 is a cross-sectional view of the heating area and the hammer body 12 of the impact hammer according to an embodiment of the present application. When the impact hammer works, a workpiece to be processed is heated through the heating assembly, and after the workpiece is heated to a proper temperature, the impact hammer is started to blank metal materials in a heating area, so that the processing efficiency can be greatly improved.
According to an embodiment of the present application, the impact hammer further comprises a driving unit disposed within the impact hammer housing 8 for driving the impact hammer body 12 to move toward the rear of the impact hammer housing 8; the driving unit comprises a gear 9, the gear 9 is connected with the power input assembly through a gear shaft 10, and an axial rack meshed with the gear 9 is arranged on the hammer body 12 of the impact hammer. As shown in fig. 2, the power input assembly includes a motor 20 fixed on the impact hammer housing 8 and connected to the gear shaft 10, and a bearing 21 is disposed between the gear shaft 10 and the impact hammer housing 8. The hammer body 12 of the impact hammer drives the gear shaft 10 to rotate through the rotation of the motor 20, so that the gear 9 is meshed with an axial rack arranged on the hammer body 12 of the impact hammer, and the impact hammer is driven to move rightwards.
According to an embodiment of the application, the percussion hammer further comprises a locking unit arranged within the percussion hammer housing 8. The locking unit comprises a pawl 16, and the pawl 16 can prevent the impact hammer from moving leftwards; the hammer body 12 of the impact hammer is provided with a limit tooth arranged along the axial direction of the hammer body, a limit part of the pawl 16 is fixed in the impact hammer shell 8 through a fastener (such as a pawl pin 17, and the pawl pin 17 is supported through a bearing 21), and a locking part of the pawl 16 is clamped in a tooth socket of the limit tooth to prevent the hammer body 12 of the impact hammer from moving to the front end of the impact hammer shell 8.
According to an embodiment of the present application, the limiting portion of the pawl 16 is provided with a sliding slot, and the sliding slot can slide along the fastening member, so that the pawl 16 is separated from the impact hammer under the guidance of the fastening member. When the impact force calibration is completed and the heating temperature is proper, the pawl 16 can be separated from the impact hammer under the guidance of the pawl pin 17 through the sliding groove on the pawl 16, so that the impact hammer moves leftwards, and the material in the heating area falls off.
According to an embodiment of the present application, an end cover 11 is further disposed at the rear end of the percussion hammer housing 8, and a through hole through which the tail of the percussion hammer body 12 can pass is disposed on the rear wall of the end cover 11; the tail of the hammer body 12 of the impact hammer extends into one end in the end cover 11 and is provided with a spring mounting seat 13, the spring mounting seat 13 and the hammer body section of the impact hammer between the impact hammer shell 8 are provided with extension springs 15, and the hammer body section of the impact hammer between the spring mounting seat and the end cover 11 is provided with compression springs 14. In the process that the hammer body 12 of the impact hammer moves rightwards, the compression spring 14 and the extension spring 15 are respectively compressed and extended to store energy; furthermore, the tension spring 15, in addition to the ability to store the hammer body 12 of the impact hammer, can also serve as a shock absorber during the impact of the hammer body 12 of the impact hammer.
According to one embodiment of the application, the front end of the hammer body 12 of the impact hammer is provided with a shock absorption pad 4 to reduce the noise of the impact process.
According to an embodiment of the application, the heating element is installed in the heating element installation groove at the front end part of the impact hammer shell 8, and the side wall of the heating element installation groove is provided with thermal insulation layers (2 and 5), so that the influence of temperature on equipment is reduced.
According to one embodiment of the present application, the front end of the percussion hammer housing 8 is further provided with an electromagnet 1, wherein the electromagnet 1 provides a powerful magnetic field for the electromagnet 1 through an electromagnet power supply 6. Generally, the processed object should have magnetism so that the electromagnet 1 can attract the workpiece to resist the impact force of the hammer body 12 of the impact hammer. If the processed object has no magnetism, the processed object can be clamped by a circumferential hole 19 at the outer edge of the front end of the impact hammer shell 8 through bolts.
According to one embodiment of the application, the section of the hammer body 12 of the impact hammer between the spring mounting seat and the end cover 11 is provided with scale marks 18 so as to calibrate the impact force according to materials with different thicknesses.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (6)
1. An induction heating magnetic force impact hammer comprises an impact hammer shell and an impact hammer body transversely penetrating through the impact hammer shell from front to back, and is characterized in that a heating assembly used for heating a to-be-processed area of a processed workpiece is arranged at the front end of the impact hammer shell; the rear end part of the impact hammer shell is also provided with an end cover, and the rear wall of the end cover is provided with a through hole through which the tail part of the impact hammer body can pass; a spring mounting seat is arranged at one end of the tail of the hammer body of the impact hammer, which extends into the end cover, an extension spring is arranged on the hammer body section of the impact hammer between the spring mounting seat and the shell of the impact hammer, and a compression spring is arranged on the hammer body section of the impact hammer between the spring mounting seat and the end cover; the impact hammer also comprises a locking unit arranged in the shell of the impact hammer; the locking unit comprises a pawl, the hammer body of the impact hammer is provided with a limiting tooth arranged along the axial direction of the hammer body of the impact hammer, a limiting part of the pawl is fixed in the shell of the impact hammer through a fastener, and a locking part of the pawl is clamped in a tooth socket of the limiting tooth and is used for preventing the hammer body of the impact hammer from moving to the front end of the shell of the impact hammer; the heating component is arranged in a heating component mounting groove at the front end part of the impact hammer shell, and a heat insulation layer is arranged on the side wall of the heating component mounting groove; the heating component is an induction coil which is arranged at the front end part of the shell and surrounds the hammer body of the impact hammer.
2. The induction-heating magnetic impact hammer of claim 1, wherein the induction coil forms a heating zone that matches the shape of the area to be processed.
3. The induction-heated magnetic percussion hammer according to claim 1 or 2, further comprising a driving unit disposed within the percussion hammer housing for driving the percussion hammer body to move toward a rear of the percussion hammer housing; the driving unit comprises a gear, the gear is connected with the power input assembly through a gear shaft, and an axial rack meshed with the gear is arranged on the hammer body of the impact hammer.
4. The induction heating magnetic impact hammer of claim 1, wherein the limit portion of the pawl is provided with a sliding slot, and the sliding slot can slide along the fastening member, so that the pawl is separated from the impact hammer under the guidance of the fastening member.
5. The induction heating magnetic force impact hammer of claim 1, wherein a shock absorbing pad is provided at a front end portion of the hammer body of the impact hammer.
6. The induction-heated magnetic percussion hammer according to claim 1, wherein the hammer body section between the spring mount and the end cap is provided with graduation marks.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810022806.9A CN108214407B (en) | 2018-01-10 | 2018-01-10 | Induction heating magnetic impact hammer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810022806.9A CN108214407B (en) | 2018-01-10 | 2018-01-10 | Induction heating magnetic impact hammer |
Publications (2)
Publication Number | Publication Date |
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CN108214407A CN108214407A (en) | 2018-06-29 |
CN108214407B true CN108214407B (en) | 2020-12-04 |
Family
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CN201810022806.9A Expired - Fee Related CN108214407B (en) | 2018-01-10 | 2018-01-10 | Induction heating magnetic impact hammer |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101100056A (en) * | 2007-07-27 | 2008-01-09 | 浙江大学 | Electric hammer with magnetic impacting mechanism |
CN101707908A (en) * | 2007-04-16 | 2010-05-12 | 新日本制铁株式会社 | Metal plate induction heating device and induction heating method |
CN104815941A (en) * | 2015-05-18 | 2015-08-05 | 福州大学 | Restrained induction heating electromagnetic riveting device and method |
CN204645127U (en) * | 2015-05-11 | 2015-09-16 | 创银机械技术(上海)有限公司 | A kind of vibro-impact crushing hammer |
CN105463974A (en) * | 2015-12-09 | 2016-04-06 | 荣昌精密机械(苏州)有限公司 | Simple impact hammer |
CN107520275A (en) * | 2017-09-14 | 2017-12-29 | 西安交通大学 | A kind of method that HTHP thick-wall seamless road squeezes the curved combined shaping of forging |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10252398B2 (en) * | 2016-06-06 | 2019-04-09 | Superior Shot Peening, Inc. | Tools and related methods for cold working fluid ends |
-
2018
- 2018-01-10 CN CN201810022806.9A patent/CN108214407B/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101707908A (en) * | 2007-04-16 | 2010-05-12 | 新日本制铁株式会社 | Metal plate induction heating device and induction heating method |
CN101100056A (en) * | 2007-07-27 | 2008-01-09 | 浙江大学 | Electric hammer with magnetic impacting mechanism |
CN204645127U (en) * | 2015-05-11 | 2015-09-16 | 创银机械技术(上海)有限公司 | A kind of vibro-impact crushing hammer |
CN104815941A (en) * | 2015-05-18 | 2015-08-05 | 福州大学 | Restrained induction heating electromagnetic riveting device and method |
CN105463974A (en) * | 2015-12-09 | 2016-04-06 | 荣昌精密机械(苏州)有限公司 | Simple impact hammer |
CN107520275A (en) * | 2017-09-14 | 2017-12-29 | 西安交通大学 | A kind of method that HTHP thick-wall seamless road squeezes the curved combined shaping of forging |
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Publication number | Publication date |
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CN108214407A (en) | 2018-06-29 |
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