CN116921496A - Clamping and conveying straightener capable of automatically centering - Google Patents
Clamping and conveying straightener capable of automatically centering Download PDFInfo
- Publication number
- CN116921496A CN116921496A CN202210340193.XA CN202210340193A CN116921496A CN 116921496 A CN116921496 A CN 116921496A CN 202210340193 A CN202210340193 A CN 202210340193A CN 116921496 A CN116921496 A CN 116921496A
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- CN
- China
- Prior art keywords
- straightening
- machine frame
- roll
- straightening machine
- oil cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000009471 action Effects 0.000 claims abstract description 13
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 8
- 230000009467 reduction Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 30
- 239000010959 steel Substances 0.000 abstract description 30
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- 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
-
- 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
- B21D43/003—Positioning devices
-
- 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
- B21D43/021—Control or correction devices in association with moving strips
- B21D43/023—Centering devices, e.g. edge guiding
-
- 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
- B21D43/025—Fault detection, e.g. misfeed detection
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
Abstract
A clamping and feeding straightener capable of automatically centering is used for automatically centering when the straightener clamps and feeds strip steel. A pinch roll and a straightening roll are arranged in the straightening machine frame, a first oil cylinder fixed on the straightening machine frame drives an upper pinch roll to move up and down, and a second oil cylinder, a turbine and a screw rod drive the upper straightening roll to move up and down; the straightening machine frame is connected with the base in a floating way, and a sensor and a control system are arranged on the outlet side of the base. When the strip steel is deviated in the straightening process, the sensor transmits deviation data to the control system, the control system transmits an adjustment quantity signal to the servo oil cylinder, the servo oil cylinder can drive the straightening machine frame to correspondingly adjust the upper part of the base, the strip steel is straightened by the straightening machine, and meanwhile, the strip steel can be automatically centered under the clamping action of the pinch roll and the straightening roll, so that an automatic deviation correcting function is realized, a deviation correcting device is not required to be additionally arranged, the strip steel is not damaged, the degree of automation is high, and the deviation correcting effect is obvious.
Description
Technical Field
The invention relates to the technical field of steel rolling equipment, in particular to a clamping and conveying straightener capable of automatically centering.
Background
In a continuous strip finishing train, the deflection of the strip is unavoidable. The reasons for the deviation mainly come from factors such as plate shape defect, machining and installation precision of equipment, roll surface shape, strip steel tension control and the like. For this purpose, a plurality of sets of automatic deviation correcting devices are usually arranged at important positions of a large-scale continuous plate and strip finishing unit.
When the plate type quality is poor, the problem of deflection of the strip steel passing through the straightener is a difficult problem in the production process. When the straightener works, the biting force on the strip steel is very large, and the strip steel is very difficult to center by only relying on the deviation correcting device at the inlet side or the outlet side of the straightener, so that the deviation correcting roller rubs against the edge of the strip steel, and the strip steel is easy to damage.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the clamping and conveying straightener capable of automatically centering so as to realize automatic centering of strip steel.
In order to achieve the aim, an upper pinch roll, a lower pinch roll, an upper straightening roll and a lower straightening roll are arranged in a straightening machine frame, a first oil cylinder fixed on the straightening machine frame drives the upper pinch roll to move up and down, and a second oil cylinder fixed on the straightening machine frame, a turbine and a screw rod drive the upper straightening roll to move up and down; the straightening machine frame is in floating connection with the base, the base is provided with a servo oil cylinder and a linear guide rail, the straightening machine frame is connected with the base through the linear guide rail, and the servo oil cylinder drives the straightening machine frame to do linear reciprocating motion above the base.
Two front guide plates in the straightening machine frame are respectively arranged between the rear end of the upper pinch roll and the front end of the upper straightening roll, between the rear end of the lower pinch roll and the front end of the lower straightening roll, and are arranged at the rear end of the lower straightening roll.
The front end of the straightening machine frame is provided with a shovel plate and a compression roller, the cylinder barrel end of the oil cylinder III is connected with the straightening machine frame, the piston rod end is connected with one end of the shovel plate, and the shovel plate swings under the action of the oil cylinder III; the cylinder end of the oil cylinder IV is connected with the straightening machine frame, the piston rod end is connected with one end of the compression roller, and the compression roller swings under the action of the oil cylinder IV.
The main motor on the straightening machine frame is respectively connected with the upper straightening roller and the lower straightening roller through a reduction gearbox, a first coupling, a gear distribution box and a second coupling; the gear motor is connected with the screw rod through a turbine.
And a second gear motor on the straightening machine frame is connected with the lower pinch roll through a third coupling.
A protective cover is arranged between the straightening machine frame and the gear distribution box.
And an electric bracket is arranged at the outlet side of the base and is positioned at two ends of the guide plate table, and a sensor and a control system are arranged on the electric bracket.
Compared with the prior art, the invention has the most obvious characteristics that the straightening machine frame is in floating connection with the base, when the strip steel is deviated in the straightening process, the sensor transmits deviation data to the control system, the control system transmits an adjustment quantity signal to the servo oil cylinder, the servo oil cylinder can drive the straightening machine frame to correspondingly adjust above the base, the strip steel can be straightened by the straightening machine, and meanwhile, the strip steel can be automatically centered under the common clamping action of the upper pinch roll, the lower pinch roll, the upper straightening roll and the lower straightening roll, so that the automatic deviation correcting function is realized, no additional deviation correcting device is needed, the strip steel is not damaged, the degree of automation is high, the production cost is low, and the deviation correcting effect is obvious.
Drawings
Fig. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a side view of fig. 1.
Fig. 3 is a top view of fig. 1.
Detailed Description
As shown in fig. 1, 2 and 3, an upper pinch roll 3, a lower pinch roll 17, an upper straightening roll 9 and a lower straightening roll 12 are arranged in a straightening machine frame 25 of the invention; the first oil cylinder 5 fixed on the straightening machine frame 25 can drive the upper pinch roll 3 to move up and down, a second gear motor 26 on the straightening machine frame 25 is connected with the lower pinch roll 17 through a third coupler 27, the second gear motor 26 drives the lower pinch roll 17 to rotate, when the first oil cylinder 5 drives the upper pinch roll 3 to move downwards, the upper pinch roll 3 and the lower pinch roll 17 clamp and convey the strip steel 10 forwards under the interaction of the upper pinch roll 3 and the lower pinch roll 17, and the strip steel 10 enters between the upper straightening roll 9 and the lower straightening roll 12 through a front guide plate table 16; the cylinder II 6, the turbine 8 and the screw rod 7 which are fixed on the straightening machine frame 25 can drive the upper straightening roller 9 to move up and down, the main motor 20 on the straightening machine frame 25 is respectively connected with the upper straightening roller 9 and the lower straightening roller 12 through the reduction gearbox 29, the first coupler 21, the gear distribution box 22 and the second coupler 23, the main motor 20 drives the upper straightening roller 9 and the lower straightening roller 12 to rotate through the gear distribution box 22, the first coupler 21 and the second coupler 23, when the cylinder II 6 drives the upper straightening roller 9 to move downwards, the plate defect of the strip steel 10 is eliminated under the combined action of the upper straightening roller 9 and the lower straightening roller 12, the first reducing motor 24 is connected with the screw rod 7 through the turbine 8, and the first reducing motor 24 can drive the turbine 8 and the screw rod 7, so that the upper straightening roller 9 can finely adjust the reduction; the straightening machine frame 25 is in floating connection with the base 14, the base 14 is provided with a servo oil cylinder 15 and a linear guide rail 13, the straightening machine frame 25 is connected with the base 14 through the linear guide rail 13, and the servo oil cylinder 15 drives the straightening machine frame 25 to do linear reciprocating motion above the base 14; an electric bracket 32 is arranged at the outlet side of the base 14, the electric bracket 32 is positioned at two ends of the guide plate table 11, a sensor 30 and a control system 31 are arranged on the electric bracket 32, when the strip steel 10 is deviated in the straightening process, the sensor 30 transmits deviation data to the control system 31, the control system 31 transmits an adjustment quantity signal to a servo oil cylinder 15, the servo oil cylinder 15 can drive a straightening machine frame 25 to correspondingly adjust above the base 14, so that the strip steel 10 is automatically centered under the common clamping action of an upper pinch roll 3, a lower pinch roll 17, an upper straightening roll 9 and a lower straightening roll 12, and an automatic deviation correcting function is realized; two front guide plates 16 in the straightening machine frame 25 are respectively arranged between the rear end of the upper pinch roll 3 and the front end of the upper straightening roll 9, between the rear end of the lower pinch roll 17 and the front end of the lower straightening roll 12, and the guide plates 11 are arranged at the rear end of the lower straightening roll 12; the front end of the straightening machine frame 25 is provided with a shovel plate 1 and a compression roller 2, the cylinder barrel end of the oil cylinder III 18 is connected with the straightening machine frame 25, the piston rod end is connected with one end of the shovel plate 1, and the shovel plate 1 swings under the action of the oil cylinder III 18; the cylinder end of the oil cylinder IV 4 is connected with the straightening machine frame 25, the piston rod end is connected with one end of the compression roller 2, and the compression roller 2 swings under the action of the oil cylinder IV 4; a protective cover 28 is arranged between the gear distribution box 22 and the straightening machine frame 25 to protect the second coupling 23.
The working process of the invention is as follows:
(a) The third oil cylinder 18 acts to enable the shovel plate 1 to approach the steel coil 19, and the strip steel 10 enters the straightening machine frame 25 under the combined action of the shovel plate 1 and the compression roller 2;
(b) The first oil cylinder 5 drives the upper pinch roll 3 to move downwards, the upper pinch roll 3 and the lower pinch roll 17 clamp the strip steel 10, the second gear motor 26 drives the lower pinch roll 17 to rotate through the third coupling 27, and the strip steel 10 enters between the straightening roll 9 and the lower straightening roll 12 through the front guide plate table 16;
(c) The oil cylinder II 6 drives the upper straightening roller 9 to move downwards, the main motor 20 drives the upper straightening roller 9 and the lower straightening roller 12 to rotate through the reduction gearbox 29, the first coupler 21, the gear distribution box 22 and the second coupler 23, the first gear motor 24 drives the turbine 8 and the screw rod 7, the upper straightening roller 9 can finely adjust the rolling reduction, and after the plate defect of the strip steel 10 is eliminated under the combined action of the upper straightening roller 9 and the lower straightening roller 12, the strip steel 10 passes through the rear guide plate table 11 and passes out of the straightening machine frame 25 to reach an outlet;
(d) When the strip steel 10 is deviated in the straightening process, the sensor 30 transmits deviation amount data to the control system 31, the control system 31 transmits adjustment amount signals to the servo oil cylinder 15, and the servo oil cylinder 15 can drive the straightening machine frame 25 to correspondingly adjust above the base 14, so that the strip steel 10 is automatically centered under the common clamping action of the upper pinch roll 3, the lower pinch roll 17, the upper straightening roll 9 and the lower straightening roll 12, and an automatic deviation correcting function is realized.
Claims (7)
1. The utility model provides a but automatic centering press from both sides send straightener which characterized in that: an upper pinch roll (3), a lower pinch roll (17), an upper straightening roll (9) and a lower straightening roll (12) are arranged in a straightening machine frame (25), a first oil cylinder (5) fixed on the straightening machine frame (25) drives the upper pinch roll (3) to move up and down, and a second oil cylinder (6), a turbine (8) and a screw rod (7) fixed on the straightening machine frame (25) drive the upper straightening roll (9) to move up and down; the straightening machine frame (25) is in floating connection with the base (14), the base (14) is provided with a servo oil cylinder (15) and a linear guide rail (13), the straightening machine frame (25) is connected with the base (14) through the linear guide rail (13), and the servo oil cylinder (15) drives the straightening machine frame (25) to do linear reciprocating motion above the base (14).
2. The automatic centering pinch straightener of claim 1, further comprising: two front guide plates (16) in the straightening machine frame (25) are respectively arranged between the rear end of the upper pinch roll (3) and the front end of the upper straightening roll (9), between the rear end of the lower pinch roll (17) and the front end of the lower straightening roll (12), and the guide plates (11) are arranged at the rear end of the lower straightening roll (12).
3. The automatic centering pinch straightener of claim 1, further comprising: the front end of the straightening machine frame (25) is provided with a shovel plate (1) and a compression roller (2), the cylinder barrel end of the oil cylinder III (18) is connected with the straightening machine frame (25), the piston rod end is connected with one end of the shovel plate (1), and the shovel plate (1) swings under the action of the oil cylinder III (18); the cylinder end of the oil cylinder IV (4) is connected with a straightening machine frame (25), the piston rod end is connected with one end of the compression roller (2), and the compression roller (2) swings under the action of the oil cylinder IV (4).
4. The automatic centering pinch straightener of claim 1, further comprising: the main motor (20) on the straightening machine frame (25) is respectively connected with the upper straightening roller (9) and the lower straightening roller (12) through a reduction gearbox (29), a first coupling (21), a gear distribution box (22) and a second coupling (23); the first gear motor (24) is connected with the screw rod (7) through the turbine (8).
5. The automatic centering pinch straightener of claim 1, further comprising: and a second gear motor (26) on the straightening machine frame (25) is connected with the lower pinch roll (17) through a third coupling (27).
6. The automatic centering pinch straightener of claim 1, further comprising: a protective cover (28) is arranged between the straightening machine frame (25) and the gear distribution box (22).
7. The automatic centering pinch straightener of claim 1, further comprising: an electric bracket (32) is arranged on the outlet side of the base (14), the electric bracket (32) is positioned at two ends of the guide plate table (11), and a sensor (30) and a control system (31) are arranged on the electric bracket (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210340193.XA CN116921496A (en) | 2022-04-02 | 2022-04-02 | Clamping and conveying straightener capable of automatically centering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210340193.XA CN116921496A (en) | 2022-04-02 | 2022-04-02 | Clamping and conveying straightener capable of automatically centering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116921496A true CN116921496A (en) | 2023-10-24 |
Family
ID=88374206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210340193.XA Pending CN116921496A (en) | 2022-04-02 | 2022-04-02 | Clamping and conveying straightener capable of automatically centering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116921496A (en) |
-
2022
- 2022-04-02 CN CN202210340193.XA patent/CN116921496A/en active Pending
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