CN211247847U - Conical surface sickle roll bending forming device - Google Patents
Conical surface sickle roll bending forming device Download PDFInfo
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- CN211247847U CN211247847U CN201922132538.9U CN201922132538U CN211247847U CN 211247847 U CN211247847 U CN 211247847U CN 201922132538 U CN201922132538 U CN 201922132538U CN 211247847 U CN211247847 U CN 211247847U
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Abstract
The utility model relates to a roll-in, roll bending forming technology, concretely relates to curved forming device of conical surface hook bending roll. Comprises a horizontal roll bending device and a longitudinal taper roll bending device; the horizontal roll bending device comprises four groups of first roll wheel sets distributed in an arc shape; the longitudinal taper roll bending device comprises four groups of second roll wheel groups distributed in an arc shape; the workpiece sequentially passes through a horizontal roll bending device and a longitudinal taper roll bending device to be subjected to roll bending forming processing; the second roller set comprises a second upper roller and a second lower roller; a second upper roller sleeve is sleeved on the second upper roller wheel, and a conical convex ring is processed on the second upper roller sleeve; a second lower roller sleeve is sleeved on the second lower roller wheel, and an annular groove matched with the convex ring is formed in the second lower roller sleeve; and a gap for accommodating a workpiece is reserved between the convex ring and the annular groove. After the strip can continuously pass through the roller set to be subjected to curved surface deformation, the profile requirement required by the process is met, the working efficiency is greatly improved, and the production cost is reduced.
Description
Technical Field
The utility model relates to a roll-in, roll bending forming technology, concretely relates to curved forming device of conical surface hook bending roll.
Background
The high-temperature alloy material is known as advanced engine base stone, is a metal material capable of working for a long time at the temperature of more than 600 ℃ and under a certain stress condition, has excellent high-temperature strength and good comprehensive performances of oxidation resistance, hot corrosion resistance, fatigue resistance and the like, and is an irreplaceable key material for hot-end parts of military and civil gas turbine engines. At present, a class of parts appear in an aircraft engine, and the structural characteristics of the parts are as follows: the material is high-temperature alloy, the appearance shape is that the C-shaped end surface is in a conical arc shape, and the existing processing technique is complex, low in efficiency and high in production cost from the technical characteristics.
Disclosure of Invention
In order to solve the problem, the utility model provides a curved forming device of conical surface hook roll, the processing of solution this type of structure part that can be fine will improve production efficiency and reduce cost greatly.
The utility model adopts the technical proposal that:
a conical surface sickle roll bending forming device comprises a horizontal roll bending device and a longitudinal taper roll bending device;
the horizontal roll bending device comprises four groups of first roll wheel sets distributed in an arc shape; the longitudinal taper roll bending device comprises four groups of second roll wheel groups distributed in an arc shape; the workpiece sequentially passes through a horizontal roll bending device and a longitudinal taper roll bending device to be subjected to roll bending forming processing;
the first roller set comprises a first upper roller and a first lower roller, the first upper roller and the first lower roller are sleeved with the same first roller sleeve, and a C-shaped cavity for processing a workpiece is formed between the two first roller sleeves;
the second roller set comprises a second upper roller and a second lower roller; a second upper roller sleeve is sleeved on the second upper roller wheel, and a conical convex ring is processed on the second upper roller sleeve;
a second lower roller sleeve is sleeved on the second lower roller wheel, and an annular groove matched with the convex ring is formed in the second lower roller sleeve;
and a gap for accommodating a workpiece is reserved between the convex ring and the annular groove.
Preferably, each group of the first roller sets are arranged on a first base, and a first fixing plate is arranged between each first roller set and the first base.
Preferably, each set of the second roller sets is mounted on the second base, and a second fixing plate is arranged between the second roller sets and the second base.
Preferably, the first roller set is mounted on a first drive shaft; the second roller set is mounted on the second transmission shaft.
Compared with the prior art, the beneficial effects of the utility model are that: the device solves the problems of difficult arc-shaped processing and low production efficiency of the conical surface of the high-temperature alloy part. The production efficiency is improved, and the cost is reduced. The working procedures are reduced, and the material utilization rate is improved. Simple and flexible operation and strong controllability. The workpiece (belt material) can continuously pass through the roller set to be subjected to surface deformation, so that the profile requirement required by the process is met, the working efficiency is greatly improved, and the production cost is reduced.
Drawings
Fig. 1 is a schematic structural view of a middle horizontal roll bending device of the present invention;
fig. 2 is a schematic structural view of the longitudinal taper roll bending device of the present invention;
FIG. 3 is a schematic view of the structure of the roller;
FIG. 4 is a schematic view of the construction of the roll stack;
the automatic feeding device comprises a first roller set, a first upper roller, a first lower roller, a first 130-first roller sleeve, a second roller set, a second 210-second upper roller, a second lower roller, a second 230-second upper roller sleeve, a convex ring, a second 250 roller sleeve, an annular groove 260, a first base 3, a first fixing plate 4, a second base 5, a second fixing plate 6, a first transmission shaft 7, a second transmission shaft 8 and a workpiece 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Reference is made to fig. 1-4;
a conical surface sickle roll bending forming device comprises a horizontal roll bending device and a longitudinal taper roll bending device;
the horizontal roll bending device comprises four groups of first roll wheel sets 1 which are distributed in an arc shape; the first roller set 1 comprises a first upper roller 110 and a first lower roller 120, the first upper roller 110 and the first lower roller 120 are sleeved with the same first roller sleeve 130, and a C-shaped cavity body for processing a workpiece is formed between the two first roller sleeves 130;
the longitudinal taper roll bending device comprises four groups of second roll wheel sets 2 which are distributed in a circular arc shape;
the second roller set 2 includes a second upper roller 210 and a second lower roller 220; a second upper roller sleeve 230 is sleeved on the second upper roller 210, and a conical convex ring 240 is processed on the second upper roller 230; a second lower roller sleeve 250 is sleeved on the second lower roller 220, and an annular groove 260 matched with the convex ring 240 is formed in the second lower roller sleeve 250; leaving a space between the male ring 240 and the annular groove 260 for receiving a workpiece.
The workpiece 9 sequentially passes through the horizontal roll bending device and the longitudinal taper roll bending device to be subjected to roll bending forming processing.
Further, four first roller set 1 of group install on first base 3, and be equipped with first fixed plate 4 between first roller set 1 and the first base 3, first fixed plate 4 is used for adjusting the radian of first roller set 1.
Furthermore, four sets of second roller sets 2 are installed on second base 5, are equipped with second fixed plate 6 between second roller set 2 and the second base 5, and second fixed plate 6 is used for adjusting the radian of second roller set 2.
Further, the first roller set 1 is mounted on the first transmission shaft 7; the second roller set 2 is mounted on a second drive shaft 8.
The processing process comprises the following steps: the formed strip is fed into a C-shaped cavity of a first roller set 1 (shown in figure 2) under the action of external force, four groups of first roller sets are distributed in an arc shape (shown in figure 1) to drive a workpiece 9 to finish different linear speeds, and the deformation speeds V (omega R) of the inner side and the outer side are different, so that the strip surface of the whole workpiece 9 generates curved surface deformation along with the taper of the first roller set 1 to reach the theoretical taper; after the conical surface is formed, the workpiece is introduced into the second roller set 2 (fig. 4) again, which is composed of four sets (fig. 3) of the second roller sets 2 with tapers, and the workpiece 9 with tapers is bent and deformed through the four sets of the second roller sets 2.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a curved forming device of conical surface hook roll which characterized in that: comprises a horizontal roll bending device and a longitudinal taper roll bending device;
the horizontal roll bending device comprises four groups of first roll wheel sets (1) distributed in an arc shape; the longitudinal taper roll bending device comprises four groups of second roll wheel sets (2) which are distributed in an arc shape; the workpiece sequentially passes through a horizontal roll bending device and a longitudinal taper roll bending device to be subjected to roll bending forming processing;
the first roller set (1) comprises a first upper roller (110) and a first lower roller (120), the first upper roller (110) and the first lower roller (120) are sleeved with the same first roller sleeve (130), and a C-shaped cavity for processing a workpiece is formed between the two first roller sleeves (130);
the second roller set (2) comprises a second upper roller (210) and a second lower roller (220); a second upper roller sleeve (230) is sleeved on the second upper roller (210), and a tapered convex ring (240) is processed on the second upper roller sleeve (230);
a second lower roller sleeve (250) is sleeved on the second lower roller (220), and an annular groove (260) matched with the convex ring (240) is formed in the second lower roller sleeve (250);
a clearance for accommodating a workpiece is reserved between the convex ring (240) and the annular groove (260).
2. The bevel sickle roll bending device according to claim 1, characterized in that: each group of the first roller sets (1) are arranged on the first base (3), and a first fixing plate (4) is arranged between each first roller set (1) and the first base (3).
3. The bevel sickle roll bending device according to claim 1, characterized in that: each group of the second roller sets (2) are arranged on the second base (5), and a second fixing plate (6) is arranged between each second roller set (2) and the second base (5).
4. The bevel sickle roll bending device according to claim 1, characterized in that: the first roller set (1) is arranged on a first transmission shaft (7); the second roller set (2) is arranged on a second transmission shaft (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922132538.9U CN211247847U (en) | 2019-12-03 | 2019-12-03 | Conical surface sickle roll bending forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922132538.9U CN211247847U (en) | 2019-12-03 | 2019-12-03 | Conical surface sickle roll bending forming device |
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| Publication Number | Publication Date |
|---|---|
| CN211247847U true CN211247847U (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922132538.9U Active CN211247847U (en) | 2019-12-03 | 2019-12-03 | Conical surface sickle roll bending forming device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850262A (en) * | 2022-05-20 | 2022-08-05 | 浙江西子势必锐航空工业有限公司 | L-shaped section aluminum profile roll bending system and roll bending process thereof |
-
2019
- 2019-12-03 CN CN201922132538.9U patent/CN211247847U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850262A (en) * | 2022-05-20 | 2022-08-05 | 浙江西子势必锐航空工业有限公司 | L-shaped section aluminum profile roll bending system and roll bending process thereof |
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