CN107520305B - Flanging machine - Google Patents
Flanging machine Download PDFInfo
- Publication number
- CN107520305B CN107520305B CN201710801057.5A CN201710801057A CN107520305B CN 107520305 B CN107520305 B CN 107520305B CN 201710801057 A CN201710801057 A CN 201710801057A CN 107520305 B CN107520305 B CN 107520305B
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- Prior art keywords
- base frame
- wheel
- shaft
- flanging machine
- hole
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Classifications
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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
- B21D19/02—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge
- B21D19/04—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers
Abstract
The application discloses a flanging machine, which comprises an upper base frame and a lower base frame, wherein an upper pressing wheel is arranged on the upper base frame, the lower base frame is provided with an upper top wheel and a lower top wheel, the front side edge of the lower top wheel is provided with a top connection part, the side of the upper pressing wheel is connected with a pre-pressing wheel through a rotating shaft, and the upper base frame is provided with a lifting mechanism. The upper wheel shafts are connected with the motor, and the two upper pinch rollers are arranged at intervals, so that the two upper pinch rollers can well adapt to an arc-shaped walking path, and the top connection part is in point contact with the bottom of the U-shaped structure of the second connection part, so that the two upper pinch rollers can also well adapt to the arc-shaped walking path. The lifting mechanism comprises an eccentric wheel, and the control part of the eccentric wheel and the transferring part are eccentrically arranged, so that the axes of the control part and the transferring part can generate up-down displacement in the rotating process, thereby realizing the relative up-down displacement of the upper base frame and the lower base frame, and further realizing the clamping. The application is used for the flanging machine.
Description
Technical Field
The application relates to a flanging machine.
Background
The two edges of the opening of the workpiece to be flanged are respectively prefabricated with a first connecting part and a second connecting part, the first connecting part is bent downwards, the second connecting part is of a U-shaped structure, when in flanging, the first connecting part is firstly placed in the central concave part of the U-shaped structure of the second connecting part, and then a cantilever of the U-shaped structure of the second connecting part is turned over by a flanging machine to press the first connecting part, so that the first connecting part cannot leave the U-shaped structure of the second connecting part.
The existing portable flanging machine can only carry out flanging on straight workpieces due to the structural design problem, and has poor flanging effect on some workpieces with radians and larger radians.
When the portable flanging machine is used for processing, the upper base frame and the lower base frame are required to be clamped, the existing clamping structure is complex to manufacture, the linear cutting or the precise machine tool is required to process the guide groove for processing, and therefore the manufacturing cost is very high.
Disclosure of Invention
The application aims to solve the technical problems that: the flanging machine is low in manufacturing cost and simple in structure, and can be used for flanging a workpiece with radian.
The application solves the technical problems as follows:
the flanging machine comprises an upper base frame and a lower base frame, and further comprises an upper wheel shaft, wherein two upper wheel shafts are arranged on the upper base frame at intervals and extend forwards, an upper wheel shaft is arranged on the upper wheel shaft, two lower wheel shafts which are in one-to-one correspondence with the upper wheel shafts are arranged on the lower base frame, a lower top wheel is arranged on the lower wheel shaft and is a columnar component with the upper wheel shaft as a rotating shaft, the lower top wheel is a rotating component with the rotating shaft of the lower wheel shaft, the front side edge of the lower top wheel is provided with a top connection part with an acute section, the included angle between the upper wheel shaft and the lower wheel shaft is an acute angle alpha, the upper side is connected with a pre-rotation shaft, the pre-rotation shaft is a conical rotating component with the rotating shaft as the rotating shaft, and the upper base frame is provided with a lifting mechanism, so that the upper base frame and the lower base frame can be mutually close to or far away, and the pre-rotation shaft or are sequentially arranged at intervals from left to right;
the upper base frame is provided with a connecting hole, the lifting mechanism is arranged in the connecting hole, the lifting mechanism comprises an eccentric wheel and comprises a columnar transfer part, the end face of the transfer part is provided with a columnar or hole-shaped control part, the control part and the transfer part are eccentrically arranged, and the end face of the transfer part is also provided with a columnar or hole-shaped driving part; the driving part is coaxial with the transfer part, the control part is connected with the lower base frame, the transfer part is connected with the lower base frame, and the driving part is connected with the driving handle.
As a further improvement of the above-mentioned scheme, the control part and the driving part are respectively arranged on the two end surfaces of the transfer part.
As a further improvement of the scheme, the control part is a columnar member, the lower base frame is provided with a linkage hole, and the linkage hole is a long hole extending leftwards and rightwards, so that a movable gap for the control part to move leftwards and rightwards is arranged in the linkage hole.
As a further improvement of the scheme, the upper base frame and the lower base frame are connected by a guide post.
As a further improvement of the scheme, the lifting mechanism further comprises a rotating sleeve, wherein the rotating sleeve is sleeved on the transfer part, and the rotating sleeve is arranged in the connecting hole; the distance adjusting screw piece is connected with the upper base frame, the connecting hole is a long hole extending up and down, and the distance adjusting screw piece penetrates through the hole wall of the connecting hole from the lower part and is abutted with the transfer part.
As a further improvement of the scheme, the pre-arranged bus is a continuous smooth curve, a convex section and a concave section are arranged on the pre-arranged bus, and the convex section is positioned at the front side of the concave section.
As a further improvement of the scheme, the device also comprises a balance roller group positioned below the lower top wheel, wherein the balance roller group comprises a vertically arranged balance shaft, two rollers arranged at intervals are arranged on the balance shaft, and a connecting arm is arranged on the upper base frame and connected with the balance shaft; the balance shaft is positioned below the space between the two lower top wheels.
As a further improvement of the scheme, the rolling surface of the roller is an arc surface.
As a further improvement of the above scheme, α is 30 degrees.
As a further improvement of the above, at least one upper wheel axle is connected to the motor such that the upper wheel connected to the motor rotates clockwise or counterclockwise.
The beneficial effects of the application are as follows: the flanging machine comprises an upper base frame and a lower base frame, and further comprises an upper wheel shaft, wherein two upper wheel shafts are arranged on the upper base frame at intervals and extend forwards, an upper wheel shaft is arranged on the upper wheel shaft, two lower wheel shafts which are in one-to-one correspondence with the upper wheel shafts are arranged on the lower base frame, a lower top wheel is arranged on the lower wheel shaft and is a columnar component with the upper wheel shaft as a rotating shaft, the lower top wheel is a rotating component with the rotating shaft of the lower wheel shaft, the front side edge of the lower top wheel is provided with a top connection part with an acute section, the included angle between the upper wheel shaft and the lower wheel shaft is an acute angle alpha, the upper side is connected with a pre-rotation shaft, the pre-rotation shaft is a conical rotating component with the rotating shaft as the rotating shaft, and the upper base frame is provided with a lifting mechanism, so that the upper base frame and the lower base frame can be mutually close to or far away, and the pre-rotation shaft or are sequentially arranged at intervals from left to right; because the technology only has one pre-pressing wheel which can be in a working state, the arc-shaped workpiece can be turned over, the two upper pressing wheels are arranged at intervals, the technology can well adapt to an arc-shaped walking path, and the top connection part is in point contact with the bottom of the U-shaped structure of the second connection part, so that the technology can also well adapt to the arc-shaped walking path.
The upper base frame is provided with a connecting hole, the lifting mechanism is arranged in the connecting hole, the lifting mechanism comprises an eccentric wheel and comprises a columnar transfer part, the end face of the transfer part is provided with a columnar or hole-shaped control part, the control part and the transfer part are eccentrically arranged, and the end face of the transfer part is also provided with a columnar or hole-shaped driving part; the driving part is coaxial with the transfer part, the control part is connected with the lower base frame, the transfer part is connected with the lower base frame, and the driving part is connected with the driving handle. The eccentric arrangement of the control part and the transfer part can generate up-and-down displacement in the rotating process of the axes of the control part and the transfer part, thereby realizing the relative up-and-down displacement of the upper base frame and the lower base frame and further realizing the clamping. The application is used for the flanging machine.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings described are only some embodiments of the application, but not all embodiments, and that other designs and drawings can be obtained from these drawings by a person skilled in the art without inventive effort.
FIG. 1 is a schematic diagram of a front view of an embodiment of the present application;
fig. 2 is a right-side view schematically illustrating an embodiment of the present application.
Detailed Description
The conception, specific structure, and technical effects produced by the present application will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present application. It is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present application based on the embodiments of the present application. In addition, all coupling/connection relationships mentioned herein do not refer to direct connection of the components, but rather, refer to the fact that a more optimal coupling structure may be formed by adding or subtracting coupling aids depending on the particular implementation. The technical features of the application can be interactively combined on the premise of no contradiction and conflict.
Referring to fig. 1 and 2, this is an embodiment of the application, in particular:
the flanging machine comprises an upper base frame 1 and a lower base frame 2, and further comprises an upper wheel shaft, wherein two upper wheel shafts are arranged on the upper base frame 1 at intervals and extend forwards, an upper pressing wheel 3 is arranged on the upper wheel shaft, two lower wheel shafts which are in one-to-one correspondence with the upper wheel shafts are arranged on the lower base frame 2, a lower top wheel 4 is arranged on the lower wheel shaft, the upper pressing wheel 3 is a columnar component with the upper wheel shafts as rotating shafts, the lower top wheel 4 is a rotating component with the rotating shafts of the lower wheel shafts, the front side edge of the lower top wheel 4 is provided with a top connection part 41 with an acute section, the included angle between the upper wheel shaft and the lower wheel shaft is an acute angle alpha, a prepressing wheel 5 is connected to the side of the upper pressing wheel 3 through a rotating shaft, the prepressing wheel 5 is a conical rotating component with the rotating shaft as the rotating shafts, and a lifting mechanism is arranged on the upper base frame 1, so that the upper base frame 1 and the lower base frame 2 can be close to or far away from each other, and the two upper pressing wheels 3 and the prepressing wheels 5 are sequentially arranged at intervals from left to right; because the technology only has one pre-pressing wheel which can be in a working state, the arc-shaped workpiece can be turned over, the two upper pressing wheels are arranged at intervals, the technology can well adapt to an arc-shaped walking path, and the top connection part is in point contact with the bottom of the U-shaped structure of the second connection part, so that the technology can also well adapt to the arc-shaped walking path.
The upper base frame 1 is provided with a connecting hole 71, the connecting hole 71 is internally provided with the lifting mechanism, the lifting mechanism comprises an eccentric wheel and comprises a columnar transfer part 72, the end surface of the transfer part 72 is provided with a columnar or hole-shaped control part 73, the control part 73 and the transfer part 72 are eccentrically arranged, and the end surface of the transfer part 72 is also provided with a columnar or hole-shaped driving part 77; the driving part 77 is coaxial with the intermediate part 72, the control part 73 is connected with the lower base frame 2, the intermediate part 72 is connected with the lower base frame 2, and the driving part 77 is connected with the driving handle. The eccentric arrangement of the control part and the transfer part can generate up-and-down displacement in the rotating process of the axes of the control part and the transfer part, thereby realizing the relative up-and-down displacement of the upper base frame and the lower base frame and further realizing the clamping.
For ease of assembly, the control portion 73 and the driving portion 77 are provided on both end surfaces of the intermediate portion 72, respectively. Thus, the lower base frame, the upper base frame and the driving handle can be sequentially connected to the eccentric wheel.
In order to avoid the control part 73 and the upper base frame 1 from being blocked in the compacting process, the control part 73 is a columnar member, the lower base frame 2 is provided with a linkage hole 75, and the linkage hole 75 is a long hole extending left and right, so that a movable gap for the control part 73 to move left and right is arranged in the linkage hole 75.
The upper base frame 1 and the lower base frame 2 are connected by a guide post, so that the upper base frame 1 and the lower base frame 2 cannot move left and right, and the horizontal positions of the upper pressing wheel and the lower top wheel cannot be horizontally displaced.
The length of the clearance is c, the eccentricity between the control part 73 and the transfer part 72 is b, and c is not less than b, so that the initial state can be recovered every time the driving handle continuously rotates 180 degrees.
In this embodiment, c is not greater than b, so that the unidirectional rotation angle of the driving handle is less than 180 degrees, thereby realizing the limiting function of the clamping limit position.
In order to reduce friction, the lifting mechanism further comprises a rotating sleeve 74, the rotating sleeve 74 is sleeved on the transfer portion 72, and the rotating sleeve 74 is arranged in the connecting hole 71.
The present embodiment further includes a distance adjusting screw member 76 connected to the upper base frame 1, and the connecting hole 71 is an elongated hole extending vertically, and the distance adjusting screw member 76 passes through the hole wall of the connecting hole 71 from below and abuts against the intermediate portion 72, so that workpieces with different thicknesses can be accommodated.
To increase friction, the cylinder of the puck 3 is rugged over the power of the pre-press and advance.
Because the cantilever needs to be pre-bent before processing, in order to correspond to different pre-bending angles and cantilever lengths, the bus of the pre-pressing wheel 5 is a continuous smooth curve, the bus of the pre-pressing wheel 5 is provided with a convex section 51 and a concave section 52, and the convex section 51 is positioned at the front side of the concave section 52. The raised sections 51 increase the moment and the recessed sections allow the cantilever to bend as quickly as possible.
In order to enable the application to stably advance and realize the uniform flanging of the cantilever, the embodiment also comprises a balance roller group positioned below the lower top wheels 4, wherein the balance roller group comprises a balance shaft 6 which is vertically arranged, two rollers 61 which are arranged at intervals are arranged on the balance shaft 6, a connecting arm is arranged on the upper base frame 1 and connected with the balance shaft 6, and the balance shaft 6 is positioned below the space between the two lower top wheels 4. The cylindrical surfaces of the upper pinch rollers corresponding to the vertical arrangement of the balance shaft 6 are horizontally arranged, and the upper pinch rollers are matched with the balance roller combination, so that the work piece can be well positioned in the plane and the cambered surface which are mutually perpendicular.
In order to make the roller contact with the arc surface in a point manner, so as to improve the adaptability of the balance wheel set to the arc surface, the rolling surface of the roller 61 is an arc surface.
The embodiment is provided with a driver, wherein the driver is an electric motor, and at least one upper wheel shaft is connected with the electric motor, so that the upper pinch roller 3 connected with the electric motor rotates clockwise or anticlockwise.
The α of this embodiment is 30 degrees, which can well allow the top connection portion to well clamp the recess formed between the U-shaped structure of the second connection portion and the arc surface.
While the preferred embodiment of the present application has been described in detail, the present application is not limited to the embodiments described above, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the present application, and these equivalent modifications and substitutions are intended to be included in the scope of the present application as defined in the appended claims.
Claims (8)
1. The flanging machine comprises an upper base frame (1) and a lower base frame (2), and is characterized in that: the device comprises an upper base frame (1), an upper wheel shaft, an upper pinch roller (3) and a lower base frame (2), wherein the upper wheel shaft is arranged on the upper base frame (1) and is provided with two lower wheel shafts which are in one-to-one correspondence with the upper wheel shafts, the lower wheel shaft is provided with a lower top wheel (4), the upper pinch roller (3) is a columnar component with the upper wheel shafts as rotating shafts, the lower top wheel (4) is a rotating component with the rotating shafts of the lower wheel shafts, the front side edge of the lower top wheel (4) is provided with a top connection part (41) with an acute section, the included angle between the upper wheel shaft and the lower wheel shaft is an acute angle alpha, the side of the upper pinch roller (3) is connected with a pre-pressing wheel (5) through a rotating shaft, the pre-pressing wheel (5) is a conical rotating component with the rotating shaft as the rotating shafts, and the upper base frame (1) is provided with a lifting mechanism, so that the upper base frame (1) and the lower base frame (2) can be mutually close to or far away from each other, and the two upper pinch wheels (3), the pre-pressing wheels (5) or are sequentially arranged at intervals from right to left;
the lifting mechanism comprises an eccentric wheel and comprises a columnar transfer part (72), a columnar or hole-shaped control part (73) is arranged on the end face of the transfer part (72), the control part (73) and the transfer part (72) are eccentrically arranged, and a columnar or hole-shaped driving part (77) is further arranged on the end face of the transfer part (72); the driving part (77) is coaxial with the transferring part (72), the control part (73) is connected with the lower base frame (2), the transferring part (72) is connected with the lower base frame (2), and the driving part (77) is connected with the driving handle;
the control part (73) and the driving part (77) are respectively arranged on the two end surfaces of the transfer part (72);
the control part (73) is a columnar member, the lower base frame (2) is provided with a linkage hole (75), and the linkage hole (75) is a long hole extending leftwards and rightwards, so that a movable gap for the control part (73) to move leftwards and rightwards is arranged in the linkage hole (75).
2. A flanging machine according to claim 1, characterized in that: the upper base frame (1) and the lower base frame (2) are connected by a guide post.
3. A flanging machine according to claim 1, characterized in that: the lifting mechanism further comprises a rotating sleeve (74), the rotating sleeve (74) is sleeved on the transferring part (72), and the rotating sleeve (74) is arranged in the connecting hole (71); the device also comprises a distance-adjusting screw (76) connected with the upper base frame (1), wherein the connecting hole (71) is a long hole extending vertically, and the distance-adjusting screw (76) passes through the hole wall of the connecting hole (71) from below and is abutted with the transit part (72).
4. A flanging machine according to claim 1, characterized in that: the busbar of the pre-pressing wheel (5) is a continuous smooth curve, a convex section (51) and a concave section (52) are arranged on the busbar of the pre-pressing wheel (5), and the convex section (51) is positioned at the front side of the concave section (52).
5. A flanging machine according to claim 1, characterized in that: the balance roller group is positioned below the lower top wheel (4), and comprises a balance shaft (6) which is vertically arranged, two rollers (61) which are arranged at intervals are arranged on the balance shaft (6), and a connecting arm is arranged on the upper base frame (1) and connected with the balance shaft (6); the balance shaft (6) is positioned below the space between the two lower top wheels (4).
6. A flanging machine according to claim 5, characterized in that: the rolling surface of the roller (61) is a cambered surface.
7. A flanging machine according to claim 1, characterized in that: alpha is 30 degrees.
8. A flanging machine according to claim 1, characterized in that: at least one upper wheel axle is connected to the motor such that an upper pinch roller (3) connected to the motor rotates clockwise or counterclockwise.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710801057.5A CN107520305B (en) | 2017-09-07 | 2017-09-07 | Flanging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710801057.5A CN107520305B (en) | 2017-09-07 | 2017-09-07 | Flanging machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107520305A CN107520305A (en) | 2017-12-29 |
| CN107520305B true CN107520305B (en) | 2023-09-12 |
Family
ID=60683693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710801057.5A Active CN107520305B (en) | 2017-09-07 | 2017-09-07 | Flanging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107520305B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108787930B (en) * | 2018-09-04 | 2024-03-15 | 上汽通用五菱汽车股份有限公司 | Wheel casing edging mechanism |
| CN110270613B (en) * | 2019-05-29 | 2020-11-03 | 佛山市南海力钏冷轧机械有限公司 | Arc edge buckling machine |
| CN110142320B (en) * | 2019-05-29 | 2020-09-08 | 佛山市南海力钏冷轧机械有限公司 | Guiding mechanism of arc edge buckling machine |
| CN113102585B (en) * | 2021-04-13 | 2024-04-02 | 佛山市南海力钏冷轧机械有限公司 | Flanger of pipe formula tuber pipe |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004243332A (en) * | 2003-02-12 | 2004-09-02 | Hirotec Corp | Hemming device |
| US6804981B1 (en) * | 1999-09-13 | 2004-10-19 | Thyssenkrupp Technologies Ag | Flanging device for pre-flanging and flanging of components |
| CN2912859Y (en) * | 2006-07-11 | 2007-06-20 | 比亚迪股份有限公司 | Flanging mold |
| CN103785731A (en) * | 2014-01-17 | 2014-05-14 | 太原科技大学 | Device for forming cylindrical thin-wall flanging part |
| CN104550450A (en) * | 2013-10-12 | 2015-04-29 | 天津汽车模具股份有限公司 | Side flanging mechanism of stamping die |
-
2017
- 2017-09-07 CN CN201710801057.5A patent/CN107520305B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6804981B1 (en) * | 1999-09-13 | 2004-10-19 | Thyssenkrupp Technologies Ag | Flanging device for pre-flanging and flanging of components |
| JP2004243332A (en) * | 2003-02-12 | 2004-09-02 | Hirotec Corp | Hemming device |
| CN2912859Y (en) * | 2006-07-11 | 2007-06-20 | 比亚迪股份有限公司 | Flanging mold |
| CN104550450A (en) * | 2013-10-12 | 2015-04-29 | 天津汽车模具股份有限公司 | Side flanging mechanism of stamping die |
| CN103785731A (en) * | 2014-01-17 | 2014-05-14 | 太原科技大学 | Device for forming cylindrical thin-wall flanging part |
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| Publication number | Publication date |
|---|---|
| CN107520305A (en) | 2017-12-29 |
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