CN215697075U - Aluminum alloy section roll bending combined die with rib cavity - Google Patents
Aluminum alloy section roll bending combined die with rib cavity Download PDFInfo
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- CN215697075U CN215697075U CN202121172609.9U CN202121172609U CN215697075U CN 215697075 U CN215697075 U CN 215697075U CN 202121172609 U CN202121172609 U CN 202121172609U CN 215697075 U CN215697075 U CN 215697075U
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Abstract
A ribbed cavity aluminum alloy section roll bending combined die comprises a lower side roll bending die, lower limiting die rod seats and a middle roll bending die, wherein the middle roll bending die is installed on a middle press roll shaft of a three-dimensional roll bending machine, the two lower limiting die rod seats are respectively installed on the middle press roll shafts on two sides of the middle roll bending die through seat rod installation bearings, and the top ends of the two lower limiting die rod seats are connected with seat rod installation seats fixed with a lifting plate of the three-dimensional roll bending machine; the lower ends of the two lower limiting die rod seats are respectively provided with an inner lower limiting die and an outer lower limiting die through an inner lower limiting die mounting bearing and an outer lower limiting die mounting bearing; the space among the inner lower limiting die, the outer lower limiting die and the middle roll bending die is used for clamping and limiting the aluminum alloy section with the ribbed cavity; and the two lower side roll bending dies are respectively installed on a first side press roll shaft and a second side press roll shaft of the three-dimensional roll bending machine through lower side roll bending die keys and are combined with the middle roll bending die to form a roll bending ribbed cavity aluminum alloy profile structure. This assembling die makes protruding muscle disappearance wave deformation after the bending.
Description
Technical Field
The utility model relates to the technical field of aluminum alloy profile processing equipment, in particular to a roll bending combined die for an aluminum alloy profile with a rib cavity.
Background
The aluminum profile can be widely applied to various industrial aspects in the transportation industry, including the automobile industry, the rail transportation industry, the equipment and mechanical equipment manufacturing industry, the durable consumer goods industry and the like due to the excellent mechanical property, the excellent formability, the light quality and the excellent corrosion resistance.
In the manufacturing fields of automobile manufacturing, rail transit and the like, originally, the straight-line-shaped aluminum profile needs to be bent into various radians or angles so as to meet the requirement of streamline curves or attractive appearance of the vehicle. Because of the requirement of the product structure, some parts use the cavity aluminum alloy section bar with convex ribs in the production process of the product. After the roll bending is carried out according to a conventional bending method, the convex ribs on the inner side of the bent section bar can be compressed and deformed to be in a wave shape due to compression, so that the product delivery is influenced; in traditional process, need artifically to open a plurality of incisions with protruding muscle interval, prevent that protruding muscle from excessively compressing, can solve protruding muscle wave problem, but open the incision and increase process flow, consume artifically, reduced production efficiency, and be difficult to the laminating after the incision position is crooked, obvious gap appears, can't improve at later stage, seriously influences product appearance quality.
Disclosure of Invention
The utility model aims to provide a roll bending combined die for an aluminum alloy section with a rib cavity, which limits the deformation of a convex rib in the horizontal direction in the bending process, prevents the convex rib from generating wave conditions after roll bending, can effectively prevent the wave deformation of the convex rib of the section under the conditions of not opening a notch and not increasing the process flow, and can greatly improve the appearance quality of a product and improve the production efficiency.
The technical scheme of the utility model is realized as follows:
a roll bending combined die for aluminum alloy profiles with ribbed cavities is installed on a three-dimensional roll bending machine, the three-dimensional roll bending machine can be installed in the market and comprises a lower side roll bending die, lower limiting die rod seats and a middle roll bending die, the middle roll bending die is installed on a middle press roll shaft of the three-dimensional roll bending machine through a flat key, the two lower limiting die rod seats are respectively installed on the middle press roll shafts on two sides of the middle roll bending die through seat rod installation bearings, the top ends of the two lower limiting die rod seats are connected with seat rod installation seats, and the seat rod installation seats are fixedly connected with a lifting plate of the three-dimensional roll bending machine; the lower end of the lower limiting die rod seat close to the side of the three-dimensional roll bending machine is provided with an inner lower limiting die through an inner lower limiting die mounting bearing, and the lower end of the lower limiting die rod seat far away from the side of the three-dimensional roll bending machine is provided with an outer lower limiting die through an outer lower limiting die mounting bearing; the space among the inner lower limiting die, the outer lower limiting die and the middle roll bending die is used for clamping and limiting the aluminum alloy section with the ribbed cavity; the two lower side bending dies are respectively installed on a first side press roll shaft and a second side press roll shaft of the three-dimensional bending machine through lower side bending die keys, and the two lower side bending dies and the middle bending die are combined to form a bending ribbed cavity aluminum alloy profile structure. And selecting a lower side roll bending die, a middle roll bending die, an inner lower limiting die and an outer lower limiting die which are different in shape according to the shape of the aluminum alloy profile with the rib cavity.
Further preferred is: and the two lower side bending dies are respectively and limitedly fixed on the first side compression roller shaft and the second side compression roller shaft through the lower side bending die mounting nuts and the lower side bending die mounting spacer sleeves, and the lower side bending die mounting nuts are in threaded connection with the first side compression roller shaft and the second side compression roller shaft.
Further preferred is: the inner lower limiting die is fixed on the lower limiting die rod seat in a limiting way through an inner lower limiting die mounting nut, and the inner lower limiting die mounting nut is in threaded connection with the lower limiting die rod seat.
Further preferred is: the outer lower limiting die is fixed on the lower limiting die rod seat in a limiting way through an outer lower limiting die mounting nut, and the outer lower limiting die mounting nut is in threaded connection with the lower limiting die rod seat.
Further preferred is: and the middle press roll shafts on two sides of the middle bending die are provided with limiting sleeves for spacing the middle bending die and the lower limiting die rod seat at intervals.
Further preferred is: the middle compression roller shaft is provided with a spacer bush and a limiting nut which are used for limiting and fixing the lower limiting die rod seat, and the limiting nut is in threaded connection with the middle compression roller shaft.
The utility model has the advantages that:
the roll bending combined die for the aluminum alloy profile with the ribbed cavity is installed on a three-dimensional roll bending machine for use, and spaces among an inner lower limiting die, an outer lower limiting die and a middle roll bending die are used for clamping and limiting the aluminum alloy profile with the ribbed cavity; the two lower side bending dies are respectively installed on a first side press roll shaft and a second side press roll shaft of the three-dimensional bending machine through lower side bending die keys, and the two lower side bending dies and the middle bending die are combined to form a bending ribbed cavity aluminum alloy profile structure. At the roll bending in-process, this roll bending assembling die restriction protruding muscle is out of shape at the bending in-process horizontal direction, and the protruding muscle wave condition does not appear after roll bending, need not open the incision, under the condition that does not increase process flow, can prevent effectively that the protruding muscle wave of section bar from deforming, can promote product appearance quality and improvement production efficiency greatly.
Drawings
FIG. 1 is a schematic view of an installation structure of the ribbed cavity aluminum alloy section roll bending combined die;
FIG. 2 is an enlarged view of a portion of FIG. 1 at D;
FIG. 3 is a schematic right-side view of FIG. 1;
FIG. 4 is an exploded view of the intermediate roll-bending die;
FIG. 5 is a schematic structural diagram of an inner lower limiting die;
FIG. 6 is a schematic structural view of an outer lower limiting die;
FIG. 7 is an exploded view of the lower roll-bending die;
FIG. 8 is a schematic cross-sectional view of an aluminum alloy profile with a ribbed cavity;
the part names of the sequence numbers in the figure are:
1. the lower side roll bending die mounting nut, 2, the lower side roll bending die mounting spacer bush, 3, the lower side roll bending die, 4, the lower side roll bending die key, 5, the first side press roll shaft, 6, the lower limiting die rod seat, 7, the inner lower limiting die mounting nut, 8, the inner lower limiting die, 9, the inner lower limiting die mounting bearing, 10, the seat rod mounting bearing, 11, the middle press roll shaft, 12, the limiting bush, 13, the middle roll bending die, 14, the lifting plate, 15, the seat rod mounting seat, 16, the spacer bush, 17, the limiting nut, 18, the outer lower limiting die, 19, the outer lower limiting die mounting bearing, 20, the outer lower limiting die mounting nut, 21, the ribbed cavity aluminum alloy profile, 22, the second side press roll shaft.
Detailed Description
The present application will be described in further detail with reference to the accompanying drawings and examples.
Example 1
The combined roll bending die comprises a lower roll bending die 3, lower limiting die rod seats 6 and a middle roll bending die 13, wherein the middle roll bending die 13 is installed on a middle press roll shaft 11 of the three-dimensional roll bending machine through a flat key, the two lower limiting die rod seats 6 are respectively installed on the middle press roll shafts 11 on two sides of the middle roll bending die 13 through seat rod installation bearings 10, the top ends of the two lower limiting die rod seats 6 are fixedly connected with seat rod installation seats 15, and the seat rod installation seats 15 are fixedly connected with a lifting plate 14 of the three-dimensional roll bending machine; the lower end of the lower limiting die rod seat 6 close to the side of the three-dimensional roll bending machine is provided with an inner lower limiting die 8 through an inner lower limiting die mounting bearing 9, and the lower end of the lower limiting die rod seat 6 far away from the side of the three-dimensional roll bending machine is provided with an outer lower limiting die 18 through an outer lower limiting die mounting bearing 19; the space between the inner lower limiting die 8, the outer lower limiting die 18 and the middle roll bending die 13 is used for clamping and limiting the aluminum alloy section 21 with the ribbed cavity; the two lower side bending dies 3 are respectively installed on a first side press roll shaft 5 and a second side press roll shaft 22 of the three-dimensional bending machine through lower side bending die keys 4, and the two lower side bending dies 3 and the middle bending die 13 are combined to form a bending ribbed cavity aluminum alloy section 21 structure.
Example 2
The utility model provides a take muscle cavity aluminum alloy ex-trusions to roll curved assembling die, this roll curved assembling die installs and uses on three-dimensional bending machine, including side roll bending die 3 down, lower spacing die rod seat 6 and middle roll bending die 13, middle roll bending die 13 install on three-dimensional bending machine's middle press roll axle 11 through the parallel key, two lower spacing die rod seats 6 are installed respectively on the middle press roll axle 11 of middle roll bending die 13 both sides through seat pole installation bearing 10, the middle press roll axle 11 of middle roll bending die 13 both sides on install and be used for rolling bending die 13 in the middle of with spacing stop collar 12 of lower spacing die rod seat 6 interval. And the middle compression roller shaft 11 is provided with a spacer bush 16 and a limit nut 17 for limiting and fixing the lower limiting die rod seat 6, and the limit nut 17 is in threaded connection with the middle compression roller shaft 11. The top ends of the two lower limiting mould rod seats 6 are fixedly connected with seat rod mounting seats 15, and the seat rod mounting seats 15 are fixedly connected with a lifting plate 14 of the three-dimensional bending roll; the lower end of the lower limiting die rod seat 6 close to the side of the three-dimensional roll bending machine is provided with an inner lower limiting die 8 through an inner lower limiting die mounting bearing 9, the inner lower limiting die 8 is fixed on the lower limiting die rod seat 6 in a limiting way through an inner lower limiting die mounting nut 7, and the inner lower limiting die mounting nut 7 is in threaded connection with the lower limiting die rod seat 6. The lower end of the lower limiting die rod seat 6 far away from the side of the three-dimensional roll bending machine is provided with an outer lower limiting die 18 through an outer lower limiting die mounting bearing 19, the outer lower limiting die 18 is fixed on the lower limiting die rod seat 6 in a limiting way through an outer lower limiting die mounting nut 20, and the outer lower limiting die mounting nut 20 is in threaded connection with the lower limiting die rod seat 6. The space between the inner lower limiting die 8, the outer lower limiting die 18 and the middle roll bending die 13 is used for clamping and limiting the aluminum alloy section 21 with the ribbed cavity; two lower side bending die 3 install respectively through downside bending die key 4 on three-dimensional bending machine's first side compression roller axle 5 and second side compression roller axle 22, two lower side bending die 3 all through lower side bending die mounting nut 1 and downside bending die installation spacer 2 spacing respectively fix on first side compression roller axle 5 and second side compression roller axle 22, downside bending die mounting nut 1 all adopts threaded connection with first side compression roller axle 5 and second side compression roller axle 22. The two lower side bending dies 3 and the middle bending die 13 are combined to form a bending ribbed cavity aluminum alloy section 21 structure.
The above description is not intended to limit the present application, and the present application is not limited to the above examples, and those skilled in the art should understand that they can make various changes, modifications, additions or substitutions within the spirit and scope of the present application.
Claims (6)
1. The utility model provides a take muscle cavity aluminum alloy ex-trusions roll bending assembling die which characterized in that: the roll bending combined die is installed on a three-dimensional roll bending machine for use and comprises a lower side roll bending die (3), lower limiting die rod seats (6) and a middle roll bending die (13), wherein the middle roll bending die (13) is installed on a middle press roll shaft (11) of the three-dimensional roll bending machine through a flat key, the two lower limiting die rod seats (6) are respectively installed on the middle press roll shafts (11) on two sides of the middle roll bending die (13) through seat rod installation bearings (10), the top ends of the two lower limiting die rod seats (6) are fixedly connected with seat rod installation seats (15), and the seat rod installation seats (15) are fixedly connected with a lifting plate (14) of the three-dimensional roll bending machine; the lower end of the lower limiting die rod seat (6) close to the three-dimensional roll bending machine side is provided with an inner lower limiting die (8) through an inner lower limiting die mounting bearing (9), and the lower end of the lower limiting die rod seat (6) far away from the three-dimensional roll bending machine side is provided with an outer lower limiting die (18) through an outer lower limiting die mounting bearing (19); the space between the inner lower limiting die (8), the outer lower limiting die (18) and the middle roll bending die (13) is used for clamping and limiting the aluminum alloy section (21) with the ribbed cavity; the two lower side bending dies (3) are respectively arranged on a first side press roll shaft (5) and a second side press roll shaft (22) of the three-dimensional bending machine through lower side bending die keys (4), and the two lower side bending dies (3) and the middle bending die (13) are combined to form a bending ribbed cavity aluminum alloy section (21) structure.
2. The roll bending combined die for the ribbed cavity aluminum alloy section according to claim 1, characterized in that: two lower side bending die (3) all fix on first side compression roller axle (5) and second side compression roller axle (22) through lower side bending die mounting nut (1) and downside bending die installation spacer (2) spacing respectively, downside bending die mounting nut (1) all adopt threaded connection with first side compression roller axle (5) and second side compression roller axle (22).
3. The roll bending combined die for the ribbed cavity aluminum alloy section according to claim 1, characterized in that: the inner lower limiting die (8) is limited and fixed on the lower limiting die rod seat (6) through an inner lower limiting die mounting nut (7), and the inner lower limiting die mounting nut (7) is in threaded connection with the lower limiting die rod seat (6).
4. The roll bending combined die for the ribbed cavity aluminum alloy section according to claim 1, characterized in that: the outer lower limiting die (18) is limited and fixed on the lower limiting die rod seat (6) through an outer lower limiting die mounting nut (20), and the outer lower limiting die mounting nut (20) is in threaded connection with the lower limiting die rod seat (6).
5. The roll bending combined die for the ribbed cavity aluminum alloy section according to claim 1, characterized in that: and the middle press roll shafts (11) at two sides of the middle bending die (13) are provided with limiting sleeves (12) for spacing the middle bending die (13) and the lower limiting die rod seat (6).
6. The roll bending combined die for the ribbed cavity aluminum alloy profile according to claim 1 or 5, wherein: the middle compression roller shaft (11) is provided with a spacer bush (16) and a limiting nut (17) which are used for limiting and fixing the lower limiting die rod seat (6), and the limiting nut (17) is in threaded connection with the middle compression roller shaft (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121172609.9U CN215697075U (en) | 2021-05-28 | 2021-05-28 | Aluminum alloy section roll bending combined die with rib cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121172609.9U CN215697075U (en) | 2021-05-28 | 2021-05-28 | Aluminum alloy section roll bending combined die with rib cavity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215697075U true CN215697075U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121172609.9U Active CN215697075U (en) | 2021-05-28 | 2021-05-28 | Aluminum alloy section roll bending combined die with rib cavity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215697075U (en) |
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2021
- 2021-05-28 CN CN202121172609.9U patent/CN215697075U/en active Active
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