CN114160610A - Aluminum alloy section bar four-roller straightening machine with rib plates - Google Patents
Aluminum alloy section bar four-roller straightening machine with rib plates Download PDFInfo
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- CN114160610A CN114160610A CN202111447323.1A CN202111447323A CN114160610A CN 114160610 A CN114160610 A CN 114160610A CN 202111447323 A CN202111447323 A CN 202111447323A CN 114160610 A CN114160610 A CN 114160610A
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- roller
- roll
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- aluminum alloy
- rib plates
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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
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
- B21D3/05—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers arranged on axes rectangular to the path of the work
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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
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
- B21D1/02—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling by rollers
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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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
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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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
- B21D43/09—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers by one or more pairs of rollers for feeding sheet or strip material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
Abstract
The invention provides a four-roller straightening machine for aluminum alloy profiles with rib plates, which comprises a rack, wherein two straightening roller systems which are arranged in a bilateral symmetry mode are arranged in the rack, and each straightening roller system comprises an upper roller system and a lower roller system; the upper roller system and the lower roller system respectively comprise a bearing seat, a roller shaft, a transmission key and at least one roller ring sleeved on the roller shaft, and roller ring locking devices fixed on the transmission key are respectively arranged at two ends of the roller ring; the two bearing seats of the lower roll system are respectively arranged at the bottom of the frame, and the two bearing seats of the upper roll system are respectively positioned above the two bearing seats of the lower roll system; four opening degree adjusting devices are installed at the top of the rack, and the output ends of the opening degree adjusting devices are respectively connected with bearing seats of the upper roller system. The straightener provided by the invention can straighten plates or profiles with rib plates.
Description
Technical Field
The invention relates to the technical field of plate or section straightening, in particular to a four-roller straightening machine for an aluminum alloy section with a rib plate.
Background
With the development of aerospace and transportation equipment manufacturing technologies, the requirements on the overall performance and the dimension specification of the ribbed plate for the large-scale curved surface of the nonferrous metal or alloy are higher and higher, but the ribbed plate straightening technology is not formed due to the limitation of the current process and design level.
For example, the chinese patent application No. 201210138335.0 entitled "a four-six roll leveler" discloses a four-six roll leveler, which can only level a strip, but cannot level a ribbed strip.
For example, the chinese utility model with the name of "an aluminum alloy formed orthotic device" and the application number of 201820109067.2 discloses an aluminum alloy formed orthotic device. The device is only provided with a pair of upper and lower shaping rollers, is only suitable for the section bars with small length and small correction allowance, and has lower production efficiency for the section bars with longer length and larger correction amount; the upper shaping roller and the lower shaping roller of the device are in threaded connection with the connecting rod, the distance between the shaping rollers can be adjusted only by relative rotation between the shaping rollers and the connecting rod, and the operation is troublesome; a device for eliminating assembly gaps is not arranged between an upper bearing seat and a lower bearing seat of the device, and the assembly gaps have indirect influence on straightening precision in the straightening process.
Disclosure of Invention
According to the technical problem, the four-roller straightening machine for the aluminum alloy profile with the rib plates is provided.
The technical means adopted by the invention are as follows:
a four-roller straightening machine for aluminum alloy profiles with rib plates comprises a rack, wherein two straightening roller systems which are arranged in a bilateral symmetry mode are arranged in the rack, and each straightening roller system comprises an upper roller system and a lower roller system;
the upper roller system and the lower roller system respectively comprise two bearing seats which are symmetrically arranged in front and back, a roller shaft, a transmission key and at least one roller ring, wherein two ends of the roller shaft are respectively in rotating connection with the two bearing seats, the transmission key is fixed on the roller shaft, the roller ring is sleeved on the roller shaft, is synchronously in rotating connection with the roller shaft through the transmission key and is axially and slidably connected with the roller shaft and the transmission key, two ends of the roller ring are respectively provided with a roller ring locking device fixed on the transmission key, and the roller ring locking device is used for axially limiting the roller ring; the roll shaft is connected with a driving mechanism for driving the roll shaft to rotate;
two bearing seats of the lower roll system are respectively arranged at the bottom of the frame, and two bearing seats of the upper roll system are respectively positioned above the two bearing seats of the lower roll system;
four opening degree adjusting devices are installed at the top of the rack, the output ends of the four opening degree adjusting devices are respectively connected with the upper ends of four bearing seats in the two upper roller systems, and the opening degree adjusting devices are used for lifting the bearing seats of the upper roller systems and adjusting the opening degree between the roller ring positioned above and the roller ring positioned below.
Furthermore, a balance cylinder is fixed in a bearing seat of the lower roller system, and the output end of the balance cylinder penetrates out of the top of the bearing seat of the lower roller system and is in contact connection with the bottom of the bearing seat of the upper roller system when the balance cylinder works.
Furthermore, two balancing cylinders are fixed in a bearing seat of the lower roll system and are respectively positioned at two sides of a bearing in the bearing seat.
Further, the rack comprises a driving side rack plate and an operating side rack plate which are symmetrically arranged in front and back, the driving side rack plate and the operating side rack plate are vertically arranged and fixedly connected through a plurality of connecting cross beams, and the tops of the driving side rack plate and the operating side rack plate are fixedly connected through an upper cross beam; the opening degree adjusting device is fixed on the upper cross beam;
one end of the roller shaft connected with the driving mechanism is positioned at one side of the frame plate at the transmission side;
two windows which are bilaterally symmetrical are respectively arranged on the driving side frame plate and the operating side frame plate, each window is U-shaped, and the bottom of each window is used for bearing a bearing seat of the lower roll system.
Further, the driving side frame plate and the operating side frame plate are respectively an integral casting.
Furthermore, the number of the roller rings of the upper roller system is the same as or different from that of the roller rings of the lower roller system, and the roller rings are flexibly arranged according to the profile to be straightened.
Further, the outer diameter of the roller ring of the upper roller system is the same as that of the roller ring of the lower roller system.
Further, the width of the roll ring of the upper roll system is the same as or different from the width of the roll ring of the lower roll system.
Further, the cross sections of the roller surfaces of the roller ring of the upper roller system and the roller ring of the lower roller system are arc lines or straight lines.
Further, the opening degree adjusting device is a hydraulic cylinder.
Further, the frame is placed on the base.
Compared with the prior art, the invention has the following advantages:
1. the opening degrees of the two straightening roll systems can be respectively adjusted.
2. The invention can level the aluminum alloy strip, also can level the aluminum alloy ribbed profile, and has wide product range.
3. The invention can straighten the plate or the section with long length and large straightening allowance, thereby greatly improving the production efficiency.
4. The roller ring can freely slide on the roller shaft to adjust the position according to the straightening requirement, and the roller ring locking device can quickly fix the roller ring on the roller shaft, so that the production efficiency is improved.
5. The thrust generated by the balance cylinder between the bearing seat of the upper roller system and the bearing seat of the lower roller system can offset the self weight of the upper roller system, and the assembly gap between the bearing seat of the upper roller system and the opening degree adjusting device can be eliminated, so that the straightening precision is improved.
Based on the reasons, the invention can be widely popularized in the fields of plate or section straightening and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a side view of a four-roll straightening machine for aluminum alloy sections with rib plates according to an embodiment of the present invention.
FIG. 2 is a main view of a four-roll straightener for aluminum alloy sections with rib plates according to an embodiment of the invention.
FIG. 3 is a schematic view showing the structure of a straightening roll system in accordance with an embodiment of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. 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.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. Any specific values in all examples shown and discussed herein are to be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the absence of any contrary indication, these directional terms are not intended to indicate and imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be considered as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.
As shown in figures 1-3, the four-roller straightening machine for the aluminum alloy section with the rib plates comprises a base 1, wherein a rack is arranged on the base 1, and two straightening roller systems which are symmetrically arranged left and right are arranged in the rack; the two straightening roll systems are respectively a first straightening roll system and a second straightening roll system;
the rack comprises a driving side rack plate 4 and an operating side rack plate 3 which are symmetrically arranged in front and back, the driving side rack plate 4 and the operating side rack plate 3 are vertically arranged, the bottoms and the middle parts of the driving side rack plate 4 and the operating side rack plate 3 are fixedly connected through five connecting cross beams 2, and the tops of the driving side rack plate 4 and the operating side rack plate 3 are fixedly connected through two upper cross beams 5; the transmission side frame plate 4 and the operation side frame plate 3 are respectively provided with two windows which are bilaterally symmetrical, and each window is U-shaped. The driving side frame plate 4 and the operating side frame plate 3 are respectively an integral casting.
The first straightening roll system and the second straightening roll system comprise an upper roll system and a lower roll system;
the lower roll system comprises two lower roll system bearing blocks 6 which are symmetrically arranged in front and back, a lower roll system roll shaft 7 with two ends respectively rotationally connected with the lower roll system bearing blocks 6, at least one (three in the embodiment) lower roll system roll ring 8 sleeved on the lower roll system roll shaft 7 and a lower roll system transmission key 9 fixed on the lower roll system roll shaft 7, wherein the two lower roll system bearing blocks 6 are respectively arranged at the bottoms of two windows which are arranged oppositely; the lower roll system roll ring 8 synchronously rotates with the lower roll system roll shaft 7 through a lower roll system transmission key 9, the lower roll system roll ring 8 is axially connected with the lower roll system transmission key 9 and the lower roll system roll shaft 7 in a sliding manner, and the position of the lower roll system roll ring 8 can be adjusted randomly to be matched with the shape of the straightened plate or profile; after the position of the lower roll system roll ring 8 is adjusted, the lower roll system roll ring is axially fixed through two lower roll system roll ring locking devices 10, the lower roll system roll ring locking devices 10 can be sliding blocks matched with the lower roll system transmission keys 9, a jacking jackscrew is arranged on each sliding block and is fixed with the lower roll system transmission keys 9, and then the two lower roll system roll ring locking devices 10 fix the axial position of the lower roll system roll ring 8.
The upper roll system is similar to the lower roll system in structure and comprises two upper roll system bearing seats 12, an upper roll system roll shaft 13 with two ends respectively rotatably connected with the upper roll system bearing seats 12, at least one (two in the embodiment) upper roll system roll ring 14 sleeved on the upper roll system roll shaft 13 and an upper roll system transmission key 15 fixed on the upper roll system roll shaft 13, wherein the upper roll system roll ring 14 synchronously rotates with the upper roll system roll shaft 13 through the upper roll system transmission key 15, and the upper roll system roll ring 14 is axially and slidably connected with the upper roll system transmission key 15 and the upper roll system roll shaft 13, so that the position of the upper roll system roll ring 14 can be randomly adjusted to be matched with the shape of a straightened plate or profile; after the position of the upper roll system roll collar 14 is adjusted, the upper roll system roll collar is axially fixed through two upper roll system roll collar locking devices 16, the upper roll system roll collar locking devices 16 can be sliders matched with the upper roll system transmission keys 15, tightening jackscrews are installed on the sliders and are fixed with the upper roll system transmission keys 15, and then the two upper roll system roll collar locking devices 16 fix the axial position of the upper roll system roll collar 14.
The outer diameter of the upper roller system roller ring 14 is the same as that of the lower roller system roller ring 8, so that the upper roller system roller ring and the lower roller system roller ring have the same linear speed. The lower roller system roll shaft 7 and the upper roller system roll shaft 13 are respectively connected with a driving mechanism for driving the lower roller system roll shaft 7 and the upper roller system roll shaft 13 to rotate; the driving mechanism can be a speed reducing motor or the like. One end of the lower roller system roll shaft 7 and one end of the upper roller system roll shaft 13 connected with the driving mechanism are positioned on one side of the transmission side frame plate 4.
Two opening degree adjusting devices 17 are respectively installed at two ends of each upper cross beam 5, four opening degree adjusting devices 17 are totally arranged, output ends of the four opening degree adjusting devices 17 are respectively connected with the four upper roll system bearing seats 12, and the opening degree adjusting devices 17 are used for adjusting the opening degree between the upper roll system roll collar 14 and the lower roll system roll collar 8. The opening degree adjusting device 17 is a hydraulic cylinder. The opening degree adjusting devices 17 on the transmission side and the operation side in each straightening roll system can synchronously drive the upper roll system to move up and down, and the opening degree of the straightening roll system is adjusted according to the external dimension of the aluminum alloy section bar 18 with the rib plates.
Lower roll system bearing frame 6 is embedded to be equipped with two vertical setting's balance cylinder 11, and two balance cylinder 11 are located the both sides of the bearing in lower roll system bearing frame 6 respectively, balance cylinder 11 is at the during operation, and its output is worn out the top of lower roll system bearing frame 6 to be connected with the bottom contact of last roll system bearing frame 12, top in last roll system bearing frame 12 below, the thrust that balance cylinder 11 produced can offset and go up roll system dead weight, eliminate assembly clearance between last roll system bearing frame 12 and opening degree adjusting device 17, thereby improve the straightening precision.
The width of the lower roller system roller ring 8 is the same as or different from the width of the upper roller system roller ring 14, and the width of the lower roller system roller ring 8 is larger than the width of the upper roller system roller ring 14 in the embodiment.
The cross section of the roller surface of the lower roller system roller ring 8 and the upper roller system roller ring 14 is an arc line or a straight line, and the arc line is adopted in the embodiment.
In the use state:
before the aluminum alloy section 18 with the rib plates enters the straightening machine, the rib plate side faces upwards, the non-rib plate side faces downwards, the first straightening roller system and the second straightening roller system adjust the opening degree according to the shape and the size of the aluminum alloy section 18 with the rib plates, and adjust the positions of the roller ring 8 of the lower roller system and the roller ring 14 of the upper roller system according to the rib plate position of the aluminum alloy section 18 with the rib plates. When the non-rib plate side of the ribbed aluminum alloy section 18 is contacted with the lower roll system roll ring 8 of the first straightening roll system, the opening degree of the first straightening roll system is adjusted, so that the ribbed aluminum alloy section 18 generates certain negative bending under the co-extrusion action of the upper roll system roll ring 14 and the lower roll system roll ring 8 of the first straightening roll system. The ribbed aluminum alloy profile 18 is clamped to the second straightening roll system through the upper roll system roll ring 14 and the lower roll system roll ring 8 of the first straightening roll system through the driving mechanism, and when the non-ribbed side of the ribbed aluminum alloy profile 18 is in contact with the lower roll system roll ring 8 of the second straightening roll system, the opening degree of the second straightening roll system is adjusted, so that the ribbed aluminum alloy profile 18 generates certain negative bending under the co-extrusion action of the upper roll system roll ring 14 and the lower roll system roll ring 8 of the second straightening roll system. The aluminum alloy section 18 with the rib plates is continuously conveyed forwards in a straightening mode through the upper roller system roller ring 14 and the lower roller system roller ring 8 of the first straightening roller system and the second straightening roller system through the driving mechanism, when the tail portion of the aluminum alloy section 18 with the rib plates is close to the first straightening roller system, the upper roller system roller ring 14 and the lower roller system roller ring 8 stop rotating, the opening degree of the first straightening roller system and the second straightening roller system and the positions of the lower roller system roller ring 8 and the upper roller system roller ring 14 are adjusted again, the aluminum alloy section 18 with the rib plates further generates certain negative bending under the co-extrusion effect of the upper roller system roller ring 14 and the lower roller system roller ring 8, the upper roller system roller ring 14 and the lower roller system roller ring 8 of the first straightening roller system and the second straightening roller system rotate reversely, and the reciprocating straightening process is repeated until the aluminum alloy section 18 with the rib plates meets the straightening requirement.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The four-roller straightening machine for the aluminum alloy section with the rib plates is characterized by comprising a rack, wherein two straightening roller systems which are arranged in a bilateral symmetry mode are arranged in the rack, and each straightening roller system comprises an upper roller system and a lower roller system;
the upper roll system and the lower roll system respectively comprise two bearing seats which are symmetrically arranged in front and back, a roll shaft, a transmission key and at least one roll ring, wherein two ends of the roll shaft are respectively in rotating connection with the two bearing seats, the transmission key is fixed on the roll shaft, the roll ring is sleeved on the roll shaft, is synchronously in rotating connection with the roll shaft through the transmission key and is axially and slidably connected with the roll shaft and the transmission key, two ends of the roll ring are respectively provided with a roll ring locking device fixed on the transmission key, and the roll ring locking device is used for axially limiting the roll ring; the roll shaft is connected with a driving mechanism for driving the roll shaft to rotate;
the two bearing seats of the lower roll system are respectively arranged at the bottom of the frame, and the two bearing seats of the upper roll system are respectively positioned above the two bearing seats of the lower roll system;
four opening degree adjusting devices are installed at the top of the rack, the output ends of the opening degree adjusting devices are respectively connected with the upper ends of the four bearing seats in the upper roll system, the opening degree adjusting devices are used for lifting the bearing seats of the upper roll system and adjusting the opening degree between the roll rings of the upper roll system and the roll rings of the lower roll system.
2. The aluminum alloy profile four-roller straightener with the rib plate according to claim 1, is characterized in that a balance cylinder is fixed in the bearing seat of the lower roller system, and an output end of the balance cylinder penetrates out of the top of the bearing seat of the lower roller system and is in contact connection with the bottom of the bearing seat of the upper roller system when in work.
3. The aluminum alloy profile four-roller straightener with rib plates according to claim 2, is characterized in that two balancing cylinders are fixed in the bearing seat of the lower roller system and are respectively positioned on two sides of a bearing in the bearing seat.
4. The four-roller straightening machine for the aluminum alloy profiles with the rib plates according to claim 1, wherein the rack comprises a driving side rack plate and an operating side rack plate which are symmetrically arranged in front and back, the driving side rack plate and the operating side rack plate are vertically arranged and fixedly connected through a plurality of connecting cross beams, and the tops of the driving side rack plate and the operating side rack plate are fixedly connected through an upper cross beam; the opening degree adjusting device is fixed on the upper cross beam;
one end of the roller shaft, which is connected with the driving mechanism, is positioned on one side of the frame plate on the transmission side;
two windows which are bilaterally symmetrical are respectively arranged on the driving side frame plate and the operating side frame plate, each window is U-shaped, and the bottom of each window is used for bearing the bearing seat of the lower roller system.
5. The four-roller straightening machine for the aluminum alloy profile with the rib plate according to claim 4, wherein the driving side frame plate and the operating side frame plate are respectively an integral casting.
6. The aluminum alloy profile four-roller straightener with rib plates according to claim 1, wherein the number of the roller rings of the upper roller system is the same as or different from that of the roller rings of the lower roller system.
7. The aluminum alloy profile four-roller straightener with rib plates according to claim 1, wherein the outer diameter of the roller ring of the upper roller system is the same as the outer diameter of the roller ring of the lower roller system.
8. The aluminum alloy profile four-roller straightener with rib plates according to claim 1, wherein the width of the roller ring of the upper roller system is the same as or different from the width of the roller ring of the lower roller system.
9. The four-roller aluminum alloy profile straightening machine with the rib plates according to claim 1, wherein the cross sections of the roller surfaces of the roller ring of the upper roller system and the roller ring of the lower roller system are arc lines or straight lines.
10. The aluminum alloy profile four-roller straightener with rib plates according to claim 1, wherein the opening degree adjusting device is a hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111447323.1A CN114160610A (en) | 2021-11-30 | 2021-11-30 | Aluminum alloy section bar four-roller straightening machine with rib plates |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111447323.1A CN114160610A (en) | 2021-11-30 | 2021-11-30 | Aluminum alloy section bar four-roller straightening machine with rib plates |
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| CN114160610A true CN114160610A (en) | 2022-03-11 |
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| CN202111447323.1A Pending CN114160610A (en) | 2021-11-30 | 2021-11-30 | Aluminum alloy section bar four-roller straightening machine with rib plates |
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| CN105057401A (en) * | 2015-07-15 | 2015-11-18 | 中国重型机械研究院股份公司 | Tool-die steel plate straightening machine |
| CN105772509A (en) * | 2016-04-29 | 2016-07-20 | 北京科技大学 | Hot-rolled metal compound plate pre-straightening roller system |
| CN211304292U (en) * | 2019-05-15 | 2020-08-21 | 江阴科玛金属制品有限公司 | Five-roller straightener with floating pinch roller upper roller |
| CN112642861A (en) * | 2020-12-30 | 2021-04-13 | 飞马智科信息技术股份有限公司 | Control method for roll gap position and upper roll balance of roll system |
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2021
- 2021-11-30 CN CN202111447323.1A patent/CN114160610A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH049221A (en) * | 1990-04-25 | 1992-01-14 | Nippon Steel Metal Prod Co Ltd | Cold roll forming machine |
| CN2582773Y (en) * | 2002-11-26 | 2003-10-29 | 中国第二重型机械集团公司 | Portal type universal metal shape material straightening machine |
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