CN219401768U - Numerical control type three-roller straightener - Google Patents
Numerical control type three-roller straightener Download PDFInfo
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- CN219401768U CN219401768U CN202320173898.7U CN202320173898U CN219401768U CN 219401768 U CN219401768 U CN 219401768U CN 202320173898 U CN202320173898 U CN 202320173898U CN 219401768 U CN219401768 U CN 219401768U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The numerical control three-roller straightening machine comprises a machine table and a straightening roller unit arranged on the machine table, wherein the straightening roller unit comprises a rotatable straightening concave roller and two straightening convex rollers, the straightening concave roller and the two straightening convex rollers are distributed in a triangular shape, and the straightening concave roller and the two straightening convex rollers form a straightening channel for a bar to pass through and straighten the bar; the machine is provided with a frame, and a numerical control angle adjusting mechanism for straightening the angle of the concave roller is arranged on the frame. According to the utility model, the numerical control angle adjusting mechanism is arranged to adjust the angle of the straightening cam, so that a worker can quickly adjust the angle of the straightening cam relative to the adjusting concave wheel, the straightening processing requirements of bars with different diameters are met, and the straightening quality of the bars is ensured; the two straightening convex rollers roll the bar in the rotation process, the bending part of the bar can be reversely bent into the concave area of the straightening concave roller to be straightened, and the straightening effect of the bar can be improved.
Description
Technical Field
The utility model relates to the technical field of straightener equipment, in particular to a numerical control three-roller straightener.
Background
The billet blank often has defects of bending deformation due to extrusion, continuous casting, rolling, drawing of a lamp and long-time placement, so that a straightening machine is usually adopted to straighten the bent and deformed billet before the use of the billet.
The existing straightening machine is usually a two-roller straightening machine, for example, a bar straightening machine disclosed in China patent publication No. CN206415453U, and comprises a frame, wherein two left bearing seats are longitudinally arranged on the left side of the upper end of the frame, a cam is arranged on a left rotating shaft between the two left bearing seats, two right bearing seats are longitudinally arranged on the right side of the upper end of the frame, a concave wheel is arranged on a right rotating shaft between the two right bearing seats, a supporting plate base is arranged on the frame between the cam and the concave wheel, and a supporting plate is connected with the supporting plate base through a connecting bolt and a connecting nut. According to the technical scheme, although the distance between the concave wheel and the cam of the straightening machine is adjustable, the angle between the concave wheel and the cam cannot be adjusted, and the concave wheel and the cam are basically kept at constant angles to be matched for straightening the bar, so that the uniformity of bar straightening is good if the bar with the same diameter is processed, but when bars with different diameters are required to be straightened, the phenomenon that the angle between the cam and the concave wheel is too large or too small easily occurs, the phenomenon that the reverse bending effect of the cam on the bent part of the bar is poor is caused, and the straightening quality is influenced.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a numerical control three-roller straightener.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a three roller alignment machines of numerical control formula, includes the board, locates the alignment gyro wheel unit on the board, its characterized in that: the straightening roller unit comprises a rotatable straightening concave roller and two straightening convex rollers, wherein the straightening concave roller and the two straightening convex rollers are distributed in a triangular shape, and the straightening concave roller and the two straightening convex rollers form a straightening channel for a bar to pass through and straighten the bar; the machine is provided with a frame, and a numerical control angle adjusting mechanism for straightening the angle of the concave roller is arranged on the frame.
In the utility model, the outer circumferential surface of the straightening concave roller consists of two first annular convex cambered surfaces which are connected with each other, and the diameter of each first annular convex cambered surface is gradually increased along the direction away from the other first annular convex cambered surface.
In the utility model, the rack is provided with the mounting base, the mounting base is provided with the concave roller seat, the straightening concave roller is rotatably arranged on the concave roller seat, and the numerical control angle adjusting mechanism is connected to drive the concave roller seat to rotate.
In the utility model, the concave roller seat is provided with the adjusting rotating shaft, and the adjusting rotating shaft is rotatably arranged on the mounting base; the numerical control angle adjusting mechanism comprises a first numerical control driving unit and a first transmission piece which are arranged on the frame, the first transmission piece is arranged on the unscrewing output end of the first numerical control driving unit, and a second transmission piece which is in transmission fit connection with the first transmission piece is arranged on the adjusting rotating shaft.
In the present utility model, the first numerical control driving unit includes a servo motor.
In the utility model, a numerical control height adjusting mechanism which is connected with and drives the installation base to adjust the height is arranged on the frame, and the action output end of the numerical control height adjusting mechanism is connected with the installation base.
In the utility model, the numerical control height adjusting mechanism comprises a second numerical control driving unit and a lifter, wherein the second numerical control driving unit is arranged on the frame, the lifter is driven by the second numerical control driving unit to work, and the lower part of the lifting end of the lifter is connected with the mounting base.
In the present utility model, the second numerical control driving unit includes a servo motor.
In the utility model, at least one straightening convex roller is connected with a distance adjusting mechanism, and the distance adjusting mechanism is used for adjusting the distance between the two straightening convex rollers.
In the utility model, the straightening convex roller and the two straightening concave rollers are connected with a rotary driving device for driving the straightening convex roller and the two straightening concave rollers to rotate.
The utility model has the beneficial effects that:
1. the utility model is provided with the straightening concave roller and the two straightening convex rollers, and the straightening concave roller and the two straightening convex rollers simultaneously play a supporting and limiting role on the bar, thereby effectively preventing the bar from moving in the straightening process;
2. the numerical control angle adjusting mechanism is arranged to adjust the angle of the straightening cam, so that a worker can quickly adjust the angle of the straightening cam relative to the adjusting concave wheel, the straightening processing requirements of bars with different diameters are met, and the straightening quality of the bars is ensured;
3. the two straightening convex rollers roll the bar in the rotation process, so that the bent part of the bar can be reversely bent into the concave area of the straightening concave roller to be straightened, and the straightening effect of the bar can be improved;
4. the outer peripheral surface of the straightening concave roller consists of two first annular convex cambered surfaces which are connected with each other, and the bar stock is in rolling contact with the high points of the two first annular convex cambered surfaces under rolling extrusion of the second annular convex cambered surfaces of the straightening convex roller, so that the bar stock does not slide into the lowest position of the straightening concave roller, the distance between acting force points of the straightening concave roller for supporting the bar stock is wider, the bending part of the bar stock is more conveniently bent in a reverse direction between the acting force points of the straightening concave roller for supporting the bar stock, and the bar stock straightening quality can be further improved.
Drawings
The utility model is further described below with reference to the drawings and embodiments:
FIG. 1 is a schematic diagram of a combination of a numerical control three-roll straightener and a feed device;
FIG. 2 is a front view of a digitally controlled three roll straightener;
FIG. 3 is a top view of a numerical control three roll straightener;
FIG. 4 is a side view of a numerical control three roll straightener;
fig. 5 is a schematic combination of bar stock between a straightening female roll and a straightening male roll.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and for example, "connected," may be a fixed connection including welding, riveting, bonding, and the like; the detachable connection can also comprise a threaded connection, a key connection, a pin connection and the like; or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Examples:
referring to fig. 1-5, a numerical control three-roller straightening machine comprises a machine table 1 and a straightening roller unit arranged on the machine table 1, wherein the straightening roller unit comprises a rotatable straightening concave roller 2 and two straightening convex rollers 3, and the straightening concave roller 2 and the two straightening convex rollers 3 are distributed in a triangular shape. The two straightening convex rollers 3 are distributed left and right, the straightening concave roller 2 is positioned above the two straightening convex rollers 3, and the straightening concave roller 2 and the two straightening convex rollers 3 form a straightening channel for a bar to pass through and straighten the bar. Further, the machine table 1 is provided with a frame 11, the frame 11 is provided with a mounting base 12, the mounting base 12 is provided with a concave roller seat 13, the straightening concave roller 2 is rotatably mounted on the concave roller seat 13, the frame 11 is provided with a numerical control angle adjusting mechanism 4 for straightening the angle of the concave roller 2, and the numerical control angle adjusting mechanism 4 is connected to drive the concave roller seat 13 to rotate, so that the aim of straightening the angle of the concave roller 2 is fulfilled.
As a preferred embodiment, the outer circumferential surface of the straightening concave roller 2 is composed of two first annular convex cambered surfaces 21 connected with each other, the two first annular convex cambered surfaces 21 are symmetrically arranged, the diameters of the first annular convex cambered surfaces 21 gradually increase along the direction away from the other first annular convex cambered surface 21, namely, the outer surface side line of the first annular convex cambered surface 21 is a convex arc line, the interconnection position of the two first annular convex cambered surfaces 21 is the lowest point of the outer circumferential surface of the straightening concave roller 2, and the lowest point is V-shaped, so that bars are not easy to enter the lowest point of the outer circumferential surface of the straightening concave roller 2; in addition, the interconnection of the two first annular convex cambered surfaces 21 can be in rounded transition. The outer peripheral surface of the straightening convex roller 3 is a second annular convex arc surface 31 with a large middle and small two ends, namely the diameter of the second annular convex arc surface 31 gradually reduces from the middle to the two ends.
When the feeding device 100 feeds the bar 200 between the straightening concave roller 2 and the straightening convex roller 3, the bar 200 is in rolling contact with the high points of the two first annular convex cambered surfaces 21 under rolling extrusion of the second annular convex cambered surfaces 31 of the straightening convex roller 3, and does not slide into the lowest position of the straightening concave roller 2, so that the distance between acting force points of the straightening concave roller 2 for supporting the bar 200 is wider, the bending part of the bar 200 is more conveniently reversely bent by the straightening convex roller 3 between the acting force points of the straightening concave roller 2 for supporting the bar 200, and the straightening quality of the bar 200 is improved.
As a preferred embodiment, the roller seat 13 is mounted on the mounting base 12 in an angle adjustable manner, the roller seat 13 is provided with an adjusting rotating shaft 14, the adjusting rotating shaft 14 is located at the center of the roller seat 13, and the adjusting rotating shaft 14 is rotatably mounted on the mounting base 12. Still further, the numerical control angle adjusting mechanism 4 includes a first numerical control driving unit 41 and a first transmission member 42 disposed on the frame 11, the first transmission member 42 is disposed on a unscrewed output end of the first numerical control driving unit 41, and the adjusting shaft 14 is provided with a second transmission member 15 in transmission fit with the first transmission member 42.
In this embodiment, the first transmission member 42 is a first transmission gear, the second transmission member 15 is a second transmission gear meshed with the first transmission gear, and when the angle needs to be adjusted, the first numerical control driving unit 41 drives the adjusting shaft 14 to rotate, so that the concave roller seat 13 swings along with the adjusting shaft, thereby adjusting the angle of the straightening concave roller 2.
As a preferred embodiment, the mounting base 12 is height-adjustably mounted on the frame 11 so as to adjust the height position of the straightening gravure roll 2. Further, in order to facilitate the adjustment of the height position of the straightening concave roller 2, the frame 11 is provided with a numerical control height adjusting mechanism 5 which is connected with and drives the installation base 12 to adjust the height, the action output end of the numerical control height adjusting mechanism 5 is connected with the installation base 12, the numerical control height adjusting mechanism 5 comprises a second numerical control driving unit 51 installed on the frame, and a lifter 52 driven by the second numerical control driving unit 51 to work, the lower part of the lifting end of the lifter 52 is connected with the installation base 12, so that when the lifting end of the lifter 52 lifts, the installation base 12 is synchronously driven to lift, the concave roller seat 13 also lifts along with the lifting, and the adjustment of the height position of the straightening concave roller 2 is realized, so that bars with different diameters pass through a straightening channel and are straightened.
In this embodiment, the second numerical control driving unit 51 is mounted on the frame 11, two lifters 52 are both mounted on the frame 11, and two output shafts of the second numerical control driving unit 51 are respectively connected with input ends of the two lifters 52 in a transmission manner, so that one second numerical control driving unit 51 can drive lifting ends of the two lifters 52 to synchronously lift, and further synchronously drive the mounting base 12 to lift, so as to realize adjustment of the height position of the straightening concave roller 2. The lifter 52 is a worm screw lifter, that is, the lifting end of the lifter 52 is a screw of the worm screw lifter.
In this embodiment, the first and second digitally controlled driving units 41 and 51 each include a servo motor controlled by a control device or a servo motor controlled by a control device and a speed reducer in transmission connection with the servo motor, and may specifically be set according to control requirements, for example, in this embodiment, it is preferable that each of the first and second digitally controlled driving units 41 and 51 includes a servo motor controlled by a control device and a speed reducer in transmission connection with the servo motor.
As a preferred embodiment, in order to improve the stability of the mounting base 12 when lifting, the frame 11 includes four upright posts 111, and a frame top 112 disposed at the top of the four upright posts 111, the first and second digitally controlled driving units 41 and 51 are both mounted on the frame top 112, and the mounting base 12 is located below the frame top 112 and is connected to the upright posts 111 in a guiding manner, and the mounting base 12 is guided by the upright posts 111 when lifting. In addition, be equipped with the elastic support structure 6 on the frame top 112, the elastic support structure 6 has four and is the quadrangle distribution on the frame top 112, the lower extreme of elastic support structure 6 is connected with the installation base 12, the elastic support structure 6 is used for through the elasticity pulling installation base 12 to reduce the burden of lift 52, thereby guarantee the life of lift 52. The elastic support structure 6 comprises a support rod 61, a nut unit 63 and a support spring 62, wherein a support through hole is formed in the rack top 112, the lower end of the support rod 61 penetrates through the support through hole and is connected with the mounting base 12, the nut unit 63 is matched with the upper end of the support rod 61, the support spring 62 is sleeved outside the support rod 61, the lower end of the support spring 62 is connected with the rack top 112, and the upper end of the support spring 62 is connected with the nut unit 63.
As a preferred embodiment, at least one of the straightening rollers 3 is connected with a distance adjusting mechanism 7, the distance adjusting mechanism 7 being used for adjusting the distance between the two straightening rollers 3, in this example, one distance adjusting mechanism 7 is connected to each straightening roller 3, so that a worker can adjust the positions of the two straightening rollers 3 by the two straightening rollers 3, respectively. Further, the distance adjusting mechanism 7 comprises an adjusting movable seat 71 and an adjusting screw 72, the adjusting movable seat 71 is adjustably arranged at the top of the machine 1, the adjusting movable seat 71 is provided with a roller seat 16, and the aligning roller 3 is rotatably arranged on the roller seat 16; the machine table 1 is provided with an adjusting fixing seat 17, and the adjusting screw 72 is in threaded fit with an adjusting screw hole of the adjusting fixing seat 17. One end of the adjusting screw 72 is rotatably connected with the adjusting movable seat 71, an adjusting hand wheel 73 is arranged at the other end of the adjusting screw 72, the adjusting screw 72 can drive the adjusting movable seat 71 to move on the machine 1 by rotating the adjusting hand wheel 73, and therefore adjustment of the position of the straightening convex roller 3 is achieved. In addition, after the position of the straightening convex roller 3 is adjusted, the adjusting movable seat 71 is fixedly connected with the machine 1 by adopting the first locking bolt 76, so that the two straightening convex rollers 3 keep the adjusted distance.
In this embodiment, there are two adjusting screws 72 of each distance adjusting mechanism 7, and the two adjusting screws 72 are respectively connected to the front end and the rear end of one side of the adjusting movable seat 71, so that the distance between the front ends of the two straightening convex rollers 3 and the distance between the rear ends of the two straightening convex rollers 3 can be controlled and adjusted.
As a preferred embodiment, the angle of the roller seat 16 is adjustably mounted on the adjusting movable seat 71, so as to adjust the mounting angle of the straightening roller 3 on the adjusting movable seat 71, so as to meet the straightening requirement of bar stock; further, the adjustable seat 71 is provided with an inclined mounting surface, a mounting rotating shaft 74 is arranged on the inclined mounting surface, and the roller seat 16 is in rotating fit on the mounting rotating shaft 74. The roller seat 16 is fixedly connected with the adjusting movable seat 71 by a second locking bolt 75, so that the installation angle of the roller seat 16 on the adjusting movable seat 71 is locked.
As a preferred embodiment, the two straightening convex rollers 3 and the straightening concave roller 2 are connected with a rotary driving device 8 for driving the straightening convex rollers to rotate, a supporting seat for installing the rotary driving device 8 is arranged on the machine table 1, the rotary driving device 8 comprises a motor driving unit 81 and a universal coupling 82 arranged on an output shaft of the motor driving unit 81, and the motor driving unit 81 consists of a driving motor and a speed reducer in transmission connection with the driving motor; the universal coupling 82 is a telescopic universal coupling, one end of the universal coupling 82 is in transmission connection with an output shaft of the speed reducer, and the other end of the universal coupling 82 is connected with the straightening concave roller 2 or the straightening convex roller 3, so that the straightening concave roller 2 or the straightening convex roller 3 is driven to rotate.
The foregoing is only a preferred embodiment of the present utility model, and all technical solutions for achieving the object of the present utility model by substantially the same means are included in the scope of the present utility model.
Claims (10)
1. The utility model provides a three roller straightener of numerical control formula, includes board (1), locates the alignment gyro wheel unit on board (1), its characterized in that: the straightening roller unit comprises a rotatable straightening concave roller (2) and two straightening convex rollers (3), wherein the straightening concave roller (2) and the two straightening convex rollers (3) are distributed in a triangular shape, and the straightening concave roller (2) and the two straightening convex rollers (3) form a straightening channel for a bar to pass through and straighten the bar; the machine table (1) is provided with a frame (11), and the frame (11) is provided with a numerical control angle adjusting mechanism (4) for straightening the angle of the concave roller (2).
2. A numerically controlled three-roll straightener as claimed in claim 1, further comprising: the outer peripheral surface of the straightening concave roller (2) consists of two first annular convex cambered surfaces (21) which are connected with each other, and the diameter of each first annular convex cambered surface (21) is gradually increased along the direction away from the other first annular convex cambered surface (21).
3. A numerically controlled three-roll straightener as claimed in claim 1, further comprising: the novel roller straightening machine is characterized in that a mounting base (12) is arranged on the frame (11), a concave roller seat (13) is arranged on the mounting base (12), the straightening concave roller (2) is rotatably arranged on the concave roller seat (13), and the numerical control angle adjusting mechanism (4) is connected to drive the concave roller seat (13) to rotate.
4. A numerically controlled three-roll straightener in accordance with claim 3, further characterized by: an adjusting rotating shaft (14) is arranged on the concave roller seat (13), and the adjusting rotating shaft (14) is rotatably arranged on the mounting base (12); the numerical control angle adjusting mechanism (4) comprises a first numerical control driving unit (41) and a first transmission piece (42) which are arranged on the frame (11), the first transmission piece (42) is arranged on the unscrewing output end of the first numerical control driving unit (41), and the adjusting rotating shaft (14) is provided with a second transmission piece (15) which is in transmission fit connection with the first transmission piece (42).
5. The numerical control three-roll straightener of claim 4, further comprising: the first numerical control driving unit (41) comprises a servo motor.
6. A numerically controlled three-roll straightener as claimed in claim 1, further comprising: the numerical control height adjusting mechanism (5) for driving the installation base (12) to adjust the height is arranged on the frame (11), and the action output end of the numerical control height adjusting mechanism (5) is connected with the installation base (12).
7. The numerical control three-roll straightener of claim 6, characterized in that: the numerical control height adjusting mechanism (5) comprises a second numerical control driving unit (51) arranged on the frame and a lifter (52) driven by the second numerical control driving unit (51) to work, and the lower part of the lifting end of the lifter (52) is connected with the mounting base (12).
8. The numerically controlled three-roll straightener of claim 7, further comprising: the second numerical control drive unit (51) comprises a servo motor.
9. A numerically controlled three-roll straightener in accordance with any one of claims 1 to 8, characterized in that: at least one straightening convex roller (3) is connected with a distance adjusting mechanism (7), and the distance adjusting mechanism (7) is used for adjusting the distance between the two straightening convex rollers (3).
10. A numerically controlled three-roll straightener in accordance with any one of claims 1 to 8, characterized in that: the straightening convex roller (3) and the two straightening concave rollers (2) are connected with a rotary driving device (8) for driving the straightening convex rollers to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320173898.7U CN219401768U (en) | 2023-01-17 | 2023-01-17 | Numerical control type three-roller straightener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320173898.7U CN219401768U (en) | 2023-01-17 | 2023-01-17 | Numerical control type three-roller straightener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219401768U true CN219401768U (en) | 2023-07-25 |
Family
ID=87204172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320173898.7U Active CN219401768U (en) | 2023-01-17 | 2023-01-17 | Numerical control type three-roller straightener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219401768U (en) |
-
2023
- 2023-01-17 CN CN202320173898.7U patent/CN219401768U/en active Active
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