CN114054930A - Temperature-control coaxial rolling device for friction stir processing - Google Patents
Temperature-control coaxial rolling device for friction stir processing Download PDFInfo
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- CN114054930A CN114054930A CN202111359673.2A CN202111359673A CN114054930A CN 114054930 A CN114054930 A CN 114054930A CN 202111359673 A CN202111359673 A CN 202111359673A CN 114054930 A CN114054930 A CN 114054930A
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- rolling
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- friction stir
- temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
- B23K20/122—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding
- B23K20/1245—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding characterised by the apparatus
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Abstract
The invention relates to the technical field of friction stir processing, in particular to a temperature-control coaxial rolling device for friction stir processing. The invention can control temperature and roll, can effectively reduce the annealing problem of the heat-treatable plate, simultaneously reduce the problem of tiny gaps in the stirring friction processing process, can increase the compactness of the plate by rolling, and is greatly helpful for molding more excellent processed workpiece performance. The self-adaptive rotatable rolling body is more suitable for friction stir processing of the area with poor roughness, and the application range of plane rolling is expanded. The self-adaptive constant-pressure rolling can automatically adjust the rolling depth according to the height fluctuation of a rolling plane, constantly keeps the rolling pressure unchanged and has more uniform rolling effect. And the rolling is carried out in the stirring friction processing process, and the rolling effect is better by utilizing the temperature in the processing process.
Description
Technical Field
The invention relates to the technical field of friction stir processing, in particular to a temperature-control coaxial rolling device for friction stir processing.
Background
The friction stir processing has incomparable advantages in the welding of lightweight metals by virtue of the characteristic of solid-phase connection, and the traditional friction stir processing technology cannot meet the current situation along with the improvement of the metal processing performance requirement, so that the processing performance of the friction stir processing technology needs to be further optimized. At present, more auxiliary devices are used for friction stir processing, the purpose of the auxiliary devices is to improve the comprehensive performance of a friction stir processing area, the auxiliary heating by laser, liquid cooling, a stirring head manufacturing process and the like are mainly concentrated, the temperature detection is basically realized in real time, and the temperature cannot be controlled; and an auxiliary processing technology for realizing coaxial rolling does not appear, namely more technical improvements at present mainly comprise aspects of a stirring head, heat assistance and the like, and the composite device of temperature control and rolling force input is not involved.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present invention provides a temperature-controlled coaxial rolling device for friction stir processing.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a friction stir processing is with coaxial rolling press device of accuse temperature, includes centre gripping handle, sliding ring device, roll extrusion body, hydraulic pressure roller, stirring head and visor, centre gripping handle below is provided with the roll extrusion body, and the roll extrusion body outside is provided with the sliding ring device, and the roll extrusion body is close to the below and opens there is three circumference distribution mounting groove, and the inside hydraulic pressure roller that is provided with of mounting groove, centre gripping handle bottom are provided with the stirring head, and roll extrusion body below is provided with the visor, and the shaft shoulder of stirring head stretches into the inside groove of centre gripping handle to the fastening is locked, and the visor is locked with the roll extrusion body through the screw thread.
Furthermore, the rolling body comprises a hydraulic holding sleeve arranged on the lower portion of the clamping handle, a fastening bolt is arranged on the side of the hydraulic holding sleeve, the hydraulic holding sleeve is fixed on the clamping handle through the fastening bolt, a sealing ring is arranged on the outer side of the hydraulic holding sleeve, a cooling nozzle is arranged below the hydraulic holding sleeve, the lower surface of the hydraulic holding sleeve is provided with three mounting grooves distributed circumferentially, and hydraulic rollers are arranged in the mounting grooves.
Furthermore, the slip ring device comprises a slip ring sleeve arranged on the outer side of the rolling body, a hydraulic interface and a cooling interface are arranged on the outer side face of the slip ring sleeve, the cooling interface is located below the hydraulic interface, a temperature measuring instrument is arranged at a position, close to the lower surface, on the outer side of the slip ring sleeve, and the slip ring device mainly has the function of providing stable hydraulic pressure and cooling media through the fixed hydraulic interface and the cooling interface when the rolling body rotates.
Furthermore, the hydraulic roller comprises a rolling body arranged in the hydraulic retaining sleeve mounting groove, a plurality of cylindrical roller pins are arranged in an arc groove at the lower part of the rolling body, cylindrical roller pin retaining plates are symmetrically distributed on two sides below the cylindrical roller pins, retaining plate fastening bolts are arranged below the cylindrical roller pin retaining plates, a roller is arranged right below the cylindrical roller pins, tapered positioning pins are arranged at two ends of the roller, and the roller is axially fixed through the tapered positioning pins.
Furthermore, a scraper is arranged below the roller, and a scraper fastening bolt is arranged below the scraper.
The invention has the beneficial effects that:
1. the invention can realize temperature control rolling, can effectively reduce the annealing problem of the heat-treatable plate, simultaneously reduces the problem of micro gaps in the stirring friction processing process, can also increase the compactness of the plate by rolling, and is greatly helpful for molding more excellent processed workpiece performance.
2. The invention has a self-adaptive rotatable rolling body, and the structure is more suitable for friction stir processing of the area with poor roughness, thereby expanding the application range of plane rolling. If the traditional plane rolling is directly used, the rolled surface is directly damaged and even the workpiece is scrapped when the uneven plane is subjected to stirring friction processing. The self-adaptive constant-pressure rolling can automatically adjust the rolling depth according to the height fluctuation of a rolling plane, constantly keeps the rolling pressure unchanged and has more uniform rolling effect.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without creative efforts;
FIG. 1 is an exploded view of the apparatus of the present invention;
FIG. 2 is a front elevation view of an exploded view of the present invention;
FIG. 3 is an overall assembly view of the present invention;
FIG. 4 is a front, top and bottom view of the general assembly of the present invention;
FIG. 5 is an exploded schematic view of a hydraulic roller arrangement;
FIG. 6 is an exploded elevational schematic view of the hydraulic rollers;
FIG. 7 is a schematic cross-sectional view of a hydraulic roller body;
FIG. 8 is a schematic view of the installation position and function of the scraper and the round roller needle;
fig. 9 shows the installation form and the basic structure of the hydraulic body.
The reference numbers in the figures illustrate:
1. a clamping handle; 2. a slip ring device; 21. a slip ring sleeve; 22. a hydraulic interface; 23. a cooling interface; 24. a temperature measuring instrument; 3. rolling the body; 31. fastening a bolt; 32. a hydraulic retaining sleeve; 33. a seal ring; 34. cooling the nozzle; 4. a hydraulic roller; 41. rolling the body; 42. round roller pins; 43. a circular needle roller retaining plate; 44. a roller; 45. a tapered locating pin; 46 a squeegee; 47. the retaining plate fastens the bolt; 48. a squeegee fastening bolt; 5. a stirring head; 6. a protective cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
A temperature-control coaxial rolling device for friction stir processing comprises a clamping handle 1, a slip ring device 2, a rolling body 3, a hydraulic roller 4, a stirring head 5 and a protective cover 6. As shown in fig. 1-9, a rolling body 3 is arranged below a clamping handle 1, a slip ring device 2 is arranged outside the rolling body 3, three circumferentially distributed mounting grooves are formed in the rolling body 3 close to the lower side, hydraulic rollers 4 are arranged inside the mounting grooves, a stirring head 5 is arranged at the bottom of the clamping handle 1, and a protective cover 6 is arranged below the rolling body 3. The shaft shoulder of stirring head 5 stretches into the inside groove of centre gripping handle 1 to the fastening lock is dead, and visor 6 is died through screw thread and roll extrusion body 3 lock, and mainly used prevents that the foreign matter from getting into inside the roll extrusion body 3, and prevents that cooling gas from leaking wantonly, improves the cooling effect.
The rolling body 3 comprises a hydraulic holding sleeve 32 arranged at the lower part of the clamping handle 1, a fastening bolt 31 is arranged on the side of the hydraulic holding sleeve 32, the hydraulic holding sleeve 32 is fixed on the clamping handle 1 by the fastening bolt 31, a sealing ring 33 is arranged on the outer side of the hydraulic holding sleeve 32, and a cooling nozzle 34 is arranged below the hydraulic holding sleeve 32. The lower surface of the hydraulic pressure retaining sleeve 32 is provided with three mounting grooves which are distributed circumferentially and are internally provided with hydraulic rollers 4.
The slip ring device 2 comprises a slip ring sleeve 21 arranged on the outer side of the rolling body 3, a hydraulic interface 22 and a cooling interface 23 are arranged on the outer side face of the slip ring sleeve 21, the cooling interface 23 is located below the hydraulic interface 22, and a temperature measuring instrument 24 is arranged on the outer side of the slip ring sleeve 21 close to the lower surface. The main function of the slip ring device 2 is to provide a stable hydraulic pressure and cooling medium through the fixed hydraulic connection 22 and the cooling connection 23 when the rolling body 3 rotates.
The hydraulic roller 4 comprises a rolling body 41 arranged at the lower part of the rolling body 3, a plurality of cylindrical roller pins 42 are arranged in an arc groove at the lower part of the rolling body 41, cylindrical roller pin retaining plates 43 which are symmetrically distributed are arranged on two sides below the cylindrical roller pins 42, retaining plate fastening bolts 47 are arranged below the cylindrical roller pin retaining plates 43, a roller 44 is arranged right below the cylindrical roller pins 42, tapered positioning pins 45 are arranged at two ends of the roller 44, and the roller 44 is axially fixed through the tapered positioning pins 45. Below the roller 44, a blade 46 is provided, and below the blade 46, a blade fastening bolt 48 is provided.
The working principle is as follows:
when the device works, the clamping handle 1 drives the rolling body 3 to rotate, the stirring head 5 performs friction stirring on the surface to be processed, the slip ring device 2 and the outside keep relatively static in the friction stirring process, and hydraulic oil and cooling media can be effectively supplied to the rotating hydraulic rolling mechanism through the external fixed interface. The rolling body 41 is mounted and matched with the rolling body 3 through a hydraulic mode, and the hydraulic pressure provided by the hydraulic interface 22 ensures that the hydraulic rollers 4 process a rough surface with uniform and constant rolling force. During rolling, the three rolling bodies 41 are rolled simultaneously, each rolling body can rotate 360 degrees around a rotating shaft of the rolling body, the rolling direction of the roller can be kept parallel to the rotating tangential speed of the stirring head all the time, the rolling effect is greatly improved, and the roller is prevented from being blocked and the rolling area is too single.
The beneficial effects are as follows:
the temperature control rolling can effectively reduce the annealing problem of the heat-treatable plate, simultaneously reduce the problem of micro gaps in the stirring friction processing process, and increase the compactness of the plate by rolling, thereby being greatly helpful for molding more excellent processed workpiece performance.
The self-adaptive rotatable rolling body is more suitable for friction stir processing of the area with poor roughness, and the application range of plane rolling is expanded. If the traditional plane rolling is directly used, the rolled surface is directly damaged and even the workpiece is scrapped when the uneven plane is subjected to stirring friction processing. The self-adaptive constant-pressure rolling can automatically adjust the rolling depth according to the height fluctuation of a rolling plane, constantly keeps the rolling pressure unchanged and has more uniform rolling effect.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (5)
1. The utility model provides a friction stir processing is with coaxial rolling press device of accuse temperature, includes centre gripping handle (1), sliding ring device (2), roll extrusion body (3), hydraulic pressure roller (4), stirring head (5) and visor (6), its characterized in that, centre gripping handle (1) below is provided with roll extrusion body (3), and the roll extrusion body (3) outside is provided with sliding ring device (2), and roll extrusion body (3) are close to the below and open and have three circumference distribution mounting groove, and the inside hydraulic pressure roller (4) that is provided with of mounting groove, centre gripping handle (1) bottom is provided with stirring head (5), and roll extrusion body (3) below is provided with visor (6), and the shaft shoulder of stirring head (5) stretches into the inside groove of centre gripping handle (1) to the fastening is locked, and visor (6) are locked through screw thread and roll extrusion body (3).
2. The temperature-controlled coaxial rolling device for friction stir processing according to claim 1, wherein the rolling body (3) comprises a hydraulic holding sleeve (32) arranged at the lower part of the clamping handle (1), a fastening bolt (31) is arranged on the side of the hydraulic holding sleeve (32), the hydraulic holding sleeve (32) is fixed on the clamping handle (1) by the fastening bolt (31), a sealing ring (33) is arranged at the outer side of the hydraulic holding sleeve (32), a cooling nozzle (34) is arranged below the hydraulic holding sleeve (32), three mounting grooves distributed circumferentially are formed in the lower surface of the hydraulic holding sleeve (32), and a hydraulic roller (4) is arranged in each mounting groove.
3. The temperature-controlled coaxial rolling device for friction stir processing according to claim 1, wherein the slip ring device (2) comprises a slip ring sleeve (21) disposed outside the rolling body (3), the outer side of the slip ring sleeve (21) is provided with a hydraulic interface (22) and a cooling interface (23), the cooling interface (23) is located below the hydraulic interface (22), a temperature measuring instrument (24) is disposed outside the slip ring sleeve (21) and near the lower surface, and the slip ring device (2) mainly functions to provide stable hydraulic pressure and cooling medium through the fixed hydraulic interface (22) and the cooling interface (23) when the rolling body (3) rotates.
4. The temperature-controlled coaxial rolling device for friction stir processing according to claim 2, wherein the hydraulic roller (4) comprises a rolling body (41) arranged in the installation groove of the hydraulic retaining sleeve (32), a plurality of cylindrical roller pins (42) are arranged in the circular arc groove at the lower part of the rolling body (41), symmetrically distributed cylindrical roller pin retaining plates (43) are arranged at two sides below the cylindrical roller pins (42), retaining plate fastening bolts (47) are arranged below the cylindrical roller pin retaining plates (43), the roller (44) is arranged right below the cylindrical roller pins (42), tapered positioning pins (45) are arranged at two ends of the roller (44), and the roller (44) is axially fixed through the tapered positioning pins (45).
5. The temperature-controlled coaxial rolling device for friction stir processing according to claim 4, wherein a scraper (46) is arranged below the roller (44), and a scraper fastening bolt (48) is arranged below the scraper (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111359673.2A CN114054930B (en) | 2021-11-17 | 2021-11-17 | Temperature-control coaxial rolling device for friction stir processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111359673.2A CN114054930B (en) | 2021-11-17 | 2021-11-17 | Temperature-control coaxial rolling device for friction stir processing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114054930A true CN114054930A (en) | 2022-02-18 |
| CN114054930B CN114054930B (en) | 2022-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111359673.2A Active CN114054930B (en) | 2021-11-17 | 2021-11-17 | Temperature-control coaxial rolling device for friction stir processing |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5971247A (en) * | 1998-03-09 | 1999-10-26 | Lockheed Martin Corporation | Friction stir welding with roller stops for controlling weld depth |
| CN1974113A (en) * | 2006-12-01 | 2007-06-06 | 华南理工大学 | Double hydraulic rolling tool with equal rolling force |
| CN101518850A (en) * | 2009-04-22 | 2009-09-02 | 哈尔滨工业大学 | Stirring friction welding tool capable of welding with rolling |
| CN208543163U (en) * | 2018-06-13 | 2019-02-26 | 郑州森之蓝电子科技有限公司 | A kind of antiwear interior tapered rolling tool |
| CN212946012U (en) * | 2020-06-11 | 2021-04-13 | 苏州市永创金属科技有限公司 | Controllable robot friction stir welding device of temperature |
| CN213794789U (en) * | 2020-07-27 | 2021-07-27 | 昆山哈工万洲焊接研究院有限公司 | Friction stir welding tool and device |
-
2021
- 2021-11-17 CN CN202111359673.2A patent/CN114054930B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5971247A (en) * | 1998-03-09 | 1999-10-26 | Lockheed Martin Corporation | Friction stir welding with roller stops for controlling weld depth |
| CN1974113A (en) * | 2006-12-01 | 2007-06-06 | 华南理工大学 | Double hydraulic rolling tool with equal rolling force |
| CN101518850A (en) * | 2009-04-22 | 2009-09-02 | 哈尔滨工业大学 | Stirring friction welding tool capable of welding with rolling |
| CN208543163U (en) * | 2018-06-13 | 2019-02-26 | 郑州森之蓝电子科技有限公司 | A kind of antiwear interior tapered rolling tool |
| CN212946012U (en) * | 2020-06-11 | 2021-04-13 | 苏州市永创金属科技有限公司 | Controllable robot friction stir welding device of temperature |
| CN213794789U (en) * | 2020-07-27 | 2021-07-27 | 昆山哈工万洲焊接研究院有限公司 | Friction stir welding tool and device |
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| CN114054930B (en) | 2022-06-28 |
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