CN119140641A - Profile steel straightening machine - Google Patents
Profile steel straightening machine Download PDFInfo
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- CN119140641A CN119140641A CN202411621830.6A CN202411621830A CN119140641A CN 119140641 A CN119140641 A CN 119140641A CN 202411621830 A CN202411621830 A CN 202411621830A CN 119140641 A CN119140641 A CN 119140641A
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- web
- plate
- bending
- detection
- straightening machine
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
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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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/16—Heating or cooling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
Abstract
Compared with the prior art, the profile steel straightening machine disclosed by the invention has the advantages that the bending detection unit is arranged to detect the bending of the web corrected by the web straightening arms, the heating unit is used for heating the part with larger bending detected by the bending detection unit, then the straightening unit is used for extruding and straightening the heated bending position, and the internal stress can be released through heating, so that the bending position is easier to straighten, and a better straightening effect is achieved.
Description
Technical Field
The invention relates to the technical field of correction, in particular to a section steel correction machine.
Background
In the production and use process of the profile steel, the profile steel can be bent, and in order to ensure the normal use of the profile steel, the profile steel needs to be corrected before production or use.
In production, the web plate and the flange plate are connected in a welding mode, so that the production quality of the section steel is guaranteed, the web plate and the flange plate are corrected before welding, and are welded through welding equipment after correction; for example, referring to fig. 14, the application number is 2020101737970, and the Chinese patent invention is named as a T-shaped steel correction method, by arranging a web correction device and a panel correction device and arranging a conveying device and a welding device, the web correction device and the panel correction device can be used for correcting when the conveying device conveys a web and a panel, and the web correction device and the panel correction device can be conveyed to the welding device for welding after correction, so that the production quality of the shaped steel can be ensured, and the mode has better correction effect compared with correction after welding.
In the correction method, the web correction device is used for correcting the web through extrusion of the web correction arm, and because the plate has internal stress, when the web has a larger bending part, the bending part can rebound to bend under the action of the internal stress after passing through the correction arm, and the welding quality can be influenced by local bending.
Disclosure of Invention
The invention aims to solve the problems and provide the profile steel straightening machine which can detect the bending degree of the web, heat the part with large bending amount according to the detection value of the bending degree detection, locally correct the heated part through the straightening unit, eliminate the internal stress through heating, achieve better correction effect through the correction of the straightening unit and ensure better correction of the profile steel.
In order to achieve the purpose, the technical scheme of the invention is that the profile steel straightening machine comprises web straightening devices, a plurality of groups of web straightening arms are arranged at intervals, and the profile steel straightening machine further comprises:
the curvature detection unit is arranged between two adjacent groups of web correction arms and is used for detecting the curvature of the web;
The heating unit is arranged at the downstream of the bending detection unit and is used for heating an area where the bending of the web exceeds a preset value;
And the correcting unit corrects the heated area of the web plate.
Further, the curvature detection unit includes a vertically disposed mounting plate, a displacement detection assembly disposed on the mounting plate, the mounting plate configured to be movable in a direction toward and away from the web.
Further, the displacement detection assembly comprises a detection rod and a displacement detection sensor, wherein the detection rod and the displacement detection sensor are arranged on the mounting plate in a guiding mode, the detection rod is provided with a detection end and a limiting plate, the detection end and the limiting plate are located on two sides of the mounting plate, and a first elastic piece is arranged between the limiting plate and the mounting plate.
Further, two first pin shafts are vertically arranged on the mounting plate at intervals, each first pin shaft is hinged with one rigid rod, the other ends of the two rigid rods are hinged with the web correction device through second pin shafts, and a first connecting line for connecting the two first pin shaft axes is parallel and equal to a second connecting line for connecting the two second pin shaft axes.
Further, be located the rigid rod is kept away from the one side of heating unit, be provided with on the web orthotic devices with the spacing portion of rigid rod adaptation, at least one be provided with the second elastic component between rigid rod and the web orthotic devices, the second elastic component can provide the rigid rod the butt in the elasticity of spacing portion.
Further, web orthotic devices edge is provided with first backup pad, the second round pin axle rotates to set up in first backup pad, be provided with locking component between first backup pad and the second round pin axle, locking component can be at crookedness detecting element during operation to the second round pin axle locking.
Further, the heating unit includes:
The second bracket is arranged at the edge of the web correction device;
The telescopic arm is horizontally arranged on the second bracket;
the riser is arranged at the end part of the telescopic arm, and one surface of the riser, which is far away from the telescopic arm, is provided with an eddy current heating piece.
Further, the vertical plates are arranged on the upper side and the lower side of the vortex heating piece, the axes of the two supporting rollers are vertically and coaxially arranged, and the distance between the contact point of the supporting rollers and the web plate and the vertical plates is larger than the thickness of the vortex heating piece.
Further, the vortex heating piece is electrically connected with the bending detection unit and is used for controlling the heating time length according to the detection value of the bending detection unit.
Further, the correction unit includes:
The support plate comprises two parallel and spaced-apart webs on two sides of the web correction device;
The correcting roller sets comprise two groups which are arranged on two supporting plates respectively, each correcting roller set comprises two vertically arranged correcting rollers, two ends of each correcting roller are connected with a power telescopic rod, and the other ends of the power telescopic rods are in sliding fit with the supporting plates;
the driving assembly is horizontally arranged between the correcting roller set and the supporting plate and used for driving the correcting roller set to slide along the horizontal direction.
Compared with the prior art, the profile steel straightening machine has the advantages that the bending detection unit is arranged to detect the bending of the web plate corrected by the web plate straightening arms, the heating unit is arranged at the downstream of the bending detection unit to heat the part with larger bending detected by the bending detection unit, then the straightening unit is used for extruding and straightening the heated bending position, and the internal stress can be released through heating, so that the bending part is easier to straighten, and a better straightening effect is achieved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the section steel straightening machine according to the present invention.
Fig. 2 is a schematic diagram of the overall structure of the section steel straightening machine according to the present invention.
Fig. 3 is a schematic top view of the bending detection unit in the section steel straightening machine according to the present invention.
Fig. 4 is a schematic view showing a partially enlarged structure of the inside of the section steel straightening machine of the present invention shown in fig. 2 at a.
FIG. 5 is a schematic view showing a partially enlarged structure of the section steel straightening machine of the present invention at A-1 shown in FIG. 4.
Fig. 6 is a schematic view showing a partially enlarged structure of the inside of the section steel straightening machine of the present invention shown in fig. 2 at the B position.
Fig. 7 is a schematic view of a portion of the structure of fig. 6 according to the present invention.
Fig. 8 is a schematic view of a partially enlarged structure of a transmission member in the section steel straightening machine of the present invention.
Fig. 9 is an enlarged schematic view of the inside of the bottom case of the section steel straightener of the present invention.
Fig. 10 is an enlarged schematic view of the heating unit of the section steel straightening machine according to the present invention.
Fig. 11 is an enlarged schematic view of the straightening unit in the section steel straightening machine according to the present invention.
Fig. 12 is a schematic diagram showing an enlarged structure of a straightening unit in the section steel straightening machine according to the present invention.
Fig. 13 is a schematic cross-sectional structure of the straightening unit in the section steel straightening machine of the present invention.
Fig. 14 is a schematic structural diagram of a method for correcting T-shaped steel in the background art.
In the figure, 1, a curvature detection unit; 10, mounting plates; 11, a displacement detection assembly; 110, first plate, 111, detection rod, 1110, detection end, 1112, limit plate, 112, displacement detection sensor, 1121, sensor, 1122, measurement pull rod, 113, first elastic member, 114, protective housing, 1141, annular separation plate, 115, detection wheel, 116, first piezoelectric member, 117, second piezoelectric member, 118, second compression spring, 119, annular plate, 1191, guide pull rod, 1192, permanent magnet, 1193, strike member, 12, first pin, 13, rigid rod, 130, connecting sleeve, 131, limit part, 14, second elastic member, 141, third pin, 142, fourth pin, 17, locking assembly, 170, outer housing, 171, gear ring, 172, spacer sleeve, 173, transmission member, 174, locking bevel gear, 1730, gear shaft, 1731, first gear, 1732, cylindrical housing, 1733, vane wheel, 1734, second gear, 1735, cavity, 1736, communication runner 175, first plate, 176, second plate, 1193, strike member, 12, first pin, 13, rigid rod, 130, connecting sleeve, 131, limit plate, 14, second elastic member, 141, third pin, 142, fourth pin, 17, locking assembly, 170, outer housing, 171, gear ring gear, 171, gear ring gear, 172, 173, cylindrical housing, 1732, cylindrical housing, 1733, first gear, 1733, first gear, second gear, 1735, second gear, and 17, first gear, and second gear, and 17, and first gear, and second gear, and first gear, and second gear, and, first and, second, and,.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic views illustrating the basic structure of the present invention by way of illustration only, and thus show only the constitution related to the present invention.
The application provides a profile steel straightening machine, which is taken as a specific implementation mode, referring to fig. 1 and 2, and comprises web straightening devices 9, wherein a plurality of groups of web straightening arms are arranged at intervals on the web straightening devices 9, and the profile steel straightening machine further comprises:
the curvature detection unit 1 is arranged between two adjacent groups of web correction arms and is used for detecting the curvature of the web;
the heating unit 2 is arranged at the downstream of the bending detection unit 1 and is used for heating an area where the bending of the web exceeds a preset value;
and a correction unit 3 for correcting the heated area of the web.
Specifically, referring to fig. 14, it should be noted that, the web correction device 9 in the present application is basically consistent with the web correction device structure of a T-shaped steel correction method in the background technology, and can transmit web motion through a transmission unit, and press-correct the web through the cooperation of multiple groups of spaced web correction arms, and is different from the background technology in that, a bending detection unit 1 is provided between two adjacent groups of web correction arms, and the bending detection unit detects the bending of the web passing through the correction arm, and a heating unit 2 and a correction unit 3 are provided between the next adjacent correction arm group along the transmission direction of the web, where the heating unit 2 is connected with the bending detection unit 1, so that the position and the distance of the excessive bending can be obtained, and according to the transmission speed obtained by the transmission unit, the heating unit 2 starts to work when the region of the excessive bending reaches the heating unit 2, and heats the region of the excessive bending, and the bending position is corrected through the correction unit 3 when the region of the excessive bending reaches the correction unit 3, so as to achieve the effect of correcting the region of the excessive bending.
Specifically, in some embodiments, the heating unit can also control heating power according to the magnitude of curvature, and the greater the curvature, the greater the heating power of the heating unit 2, the smaller the curvature, and the smaller the heating power, and the heating effect to the web is guaranteed, thereby can reach better correction effect.
In some embodiments, the conveying unit is connected with the curvature detection unit 1, and the conveying unit can control the conveying speed according to the detection value of the curvature detection unit 1, and the greater the curvature is, the slower the conveying speed of the conveying unit is, the smaller the curvature is, the invariable conveying speed is, and the heating effect on the web is ensured, so that the better correction effect is achieved.
Further, as a specific embodiment, referring to fig. 1 to 3, the bending detection unit 1 includes a vertically disposed mounting plate 10, and a displacement detection assembly 11 disposed on the mounting plate 10, and the mounting plate 10 is configured to be movable in a direction approaching and separating from the web.
Specifically, in the actual production process, because the produced profile steel has different types, the thickness of the web is also different, so the mounting plate 10 is arranged to move along the direction close to and away from the web, thereby the position of the mounting plate 10 can be adjusted according to the thickness of the web to adapt to plates with different thicknesses, wherein the mounting plate can be connected with the web correction device 9 through any connecting structure such as a telescopic rod, a swing arm and the like.
Further, as a specific embodiment, referring to fig. 2, 4 and 5, the displacement detection assembly 11 includes a detection rod 111 and a displacement detection sensor 112 that are guided and disposed on the mounting board 10, the detection rod 111 includes detection ends 1110 and limiting plates 1112 that are disposed on two sides of the mounting board 10, and a first elastic member 113 is disposed between the limiting plates 1112 and the mounting board 10.
Specifically, as a preferred embodiment, the mounting plate 10 is vertically arranged, the plate surface is parallel to the conveying direction of the web, the detection rod 111 is vertically and fixedly arranged in a guiding manner with the mounting plate, the surface of the mounting plate 10 far away from the web is detachably and fixedly provided with a protective shell 114 coaxial with the detection rod, as a specific embodiment, the first elastic piece 113 is a pressure spring, one end of the pressure spring is abutted against the protective shell, the other end is abutted against the detection rod 111, the limiting plate 1112 is abutted against the mounting plate 10, the displacement detection sensor 112 comprises a measurement pull rod 1122 connected with the detection rod and a sensor 1121 arranged on the protective shell, the detection end 1110 of the detection rod is connected with a detection wheel, in operation, the detecting wheel contacts with the web to be detected, compresses the first elastic member 113 for a certain displacement, separates the limiting plate 1112 from the mounting plate, obtains the detection value of the sensor 1121 as an initial value at this time, then controls the conveying device to convey the web, when the web is bent, the detection rod can be extruded to compress the first elastic piece to displace or the detection rod is pushed to displace under the action of the elastic force of the first elastic piece, at the moment, the detection value of the sensor 1121 is obtained to obtain the displacement of the detection rod, and combining the conveying speed of the conveying device, the bending amplitude and the bending direction of the web plate can be obtained, when the bending amplitude is large and can not meet the processing requirement, the area with large bending amplitude, the bending amplitude and the bending distance are transmitted to the heating unit, and according to the transmission speed of the transmission unit and the distance between the heating unit and the bending detection unit, when the region with large bending amplitude reaches the heating unit, the bending position is heated by the heating unit, similarly, when the bending region reaches the correction unit, the bending region is corrected by the correction unit.
Further, as a preferred embodiment, a first piezoelectric element 116 is disposed around the sensor 1121 at the bottom of the protective housing 114, the first elastic element 113 is a compression spring, and an end portion of the first elastic element is pressed against the first piezoelectric element 116, so that when the curvature detecting unit detects the web, the detecting rod can reciprocate in the axial direction, so that the elastic force of the first elastic element is reciprocally changed, and thus the elastic force applied to the first piezoelectric element 116 is changed, and when the elastic force is large, the deformation amount of the first piezoelectric element is large, and when the elastic force is small, the deformation amount is small, so that the first piezoelectric element is periodically deformed, electric energy can be generated, and therefore, the bending power generation of the web is utilized, and energy recovery is performed, so that the power generation can be performed while the curvature detection is performed, and energy is saved.
Further, as a specific implementation manner, the mounting plate is mounted in such a manner that two first pins 12 are vertically arranged on the mounting plate 10 at intervals, the first pins 12 are respectively and hingedly connected with a rigid rod 13, the other ends of the two rigid rods 13 are respectively and hingedly connected with the web correction device through second pins 18, and a first connecting line connecting the axes of the two first pins is parallel and equal to a second connecting line connecting the axes of the two second pins 18.
Specifically, referring to fig. 1-3, the edge position of the web correcting unit is provided with a first bracket 19, the top of the first bracket is horizontally provided with a first supporting plate 191, two second pins 18 are arranged on the first supporting plate 191, the mounting plate is provided with a first pin 12 through a connecting lug plate, the mounting plate is vertically arranged and the plate surface is parallel to the conveying direction of the web, by adopting the arrangement mode, referring to fig. 3, when the webs with different thicknesses are handled, the rigid rod 13 can be deflected towards the downstream of the conveying direction of the web, the mounting plate can be moved towards the direction far away from the web while being deflected, the adjustment is realized, and in the mode, the state that the mounting plate is vertical and the plate surface is parallel to the conveying direction of the web can be always kept when the rigid rod deflects, so that the posture of the detecting rod 111 is ensured not to change, and the detection precision of the bending detecting unit is ensured.
Further, as a preferred embodiment, a limiting portion 131 adapted to the rigid rod is disposed on the web straightening device at a side of the rigid rod 13 away from the heating unit 2, and a second elastic member 14 is disposed between at least one of the rigid rods and the web straightening device, and the second elastic member can provide an elastic force to the rigid rod that abuts against the limiting portion 131.
Specifically, referring to fig. 3, the limiting portion 131 is a plate body disposed on the first support plate 191, when the rigid rod 13 contacts with the limiting portion 131, the distance from the mounting plate 10 to the web to be detected is nearest, and in a specific embodiment, the second elastic member 14 is a pneumatic spring rod, one end of the pneumatic spring rod is connected with the middle area of the rigid rod 13 far away from one side of the heating unit 2 through the third pin shaft 141, the other end of the pneumatic spring rod is connected with the first support plate 191 through the fourth pin shaft 142, the fourth pin shaft is disposed on one side of the third pin shaft close to the heating unit, meanwhile, a detection sensor (not shown in the figure) for detecting the deflection angle and the deflection direction of the rigid rod 13 around the second pin shaft is further disposed on the first support plate, wherein the detection sensor (not shown in the figure) can select an angle sensor and a steering angle sensor, when the bending degree of the web is detected, the detection wheel 115 can be contacted with the web surface under the elastic action of the second elastic member 14, so that the web can be automatically adapted to different webs, the moment, the bending degree of the web can be automatically detected, the moment can be combined with the first pin shaft and the two deflection levers under the action of the elastic member, and the action of the second pin shaft can be combined with the detection position to the first pin shaft, and the deflection sensor, and the position can be combined with the two deflection sensor when the deflection sensor, and the deflection sensor.
Further, as a preferred embodiment, referring to fig. 6-8, the web rectification device edge is provided with a first support plate 191, the second pin is rotatably arranged on the first support plate, and a locking assembly 17 is arranged between the first support plate and at least one second pin, and the locking assembly can lock the second pin when the bending detection unit 1 works.
Specifically, it can be understood that when detecting the curvature of the web, if the rigid rod deflects randomly, the rigid rod 13 will be caused to rotate, at this time, although the deflection angle of the rigid rod and the displacement of the detecting rod are obtained, the curvature of the web can be obtained, the calculation amount is simply and definitely increased, the detection efficiency is reduced, and the mounting plate will be caused to displace in the conveying direction of the web when the rigid rod rotates, so that the detection error will be reduced, and the detection precision is reduced.
Referring to fig. 6-9, the locking assembly 17 comprises an outer shell 170 detachably and fixedly arranged on the lower surface of a first supporting plate 191 and coaxial with a second pin shaft 18, a spacer sleeve 172 inserted and arranged at the upper end of the outer shell, at least two transmission parts 173 uniformly arranged at intervals around the second pin shaft and a locking bevel gear 174 arranged at the bottom of the outer shell, a gear ring 171 is coaxially arranged at the end part of the second pin shaft 18 extending into the spacer sleeve, the transmission parts 173 comprise a gear shaft 1730 rotatably arranged on the spacer sleeve, a cylindrical shell 1732 in rotary fit with the gear shaft and a second gear 1734 coaxially arranged at the lower end part of the cylindrical shell, the second gear is in meshed connection with the locking bevel gear 174, a first gear 1731 meshed with the gear ring 171 is arranged at the upper end part of the gear shaft 0, a vane wheel 1733 is arranged in the cylindrical shell 1732, electromagnetic liquid is filled in the cylindrical shell 2, at least one communication flow channel 1736 is arranged on the side wall of the cylindrical shell 1732, two ends of the communication bevel gear 1736 are communicated with two ends of the cylindrical shell 1732, and the friction channel 173174 is not generated by friction fit between the locking bevel gear 174 and the outer shell 170 through the first friction plate 175.
At least one electromagnet 178 is arranged on the side wall of the outer shell 170, the electromagnet 178 is in power supply connection with the first piezoelectric element 116, the electromagnet 178 is connected with a displacement detection sensor, in this arrangement, when the conveying device starts conveying webs, the bending detection unit starts detecting, the displacement detection sensor can detect displacement change, at this moment, power supply to the electromagnet 178 is started, the electromagnet 178 is also in power supply with mains supply, meanwhile, power supply can be performed through electric energy generated by the first piezoelectric element 116, and therefore electric energy generated by the first piezoelectric element is fully utilized, magnetism can be generated after the electromagnet is electrified, the columnar shell 1732 is in a magnetic field range, electromagnetic liquid in the columnar shell 1732 is in the magnetic field range, the fluidity is poor, when the gear shaft rotates relatively, the blade wheel 1733 is required to drive the electromagnetic liquid in the columnar shell 1732 to flow from the communicating flow channel 1736, circulation is formed from one end to the other end of the columnar shell 1732, at this moment, resistance of relative rotation between the columnar shell and the gear shaft is very high, and accordingly the gear shaft and the columnar shell can rotate relatively, at this moment, the columnar shell can rotate relatively, through the transmission part 173 and the locking bevel gear 174, thereby realizing that the purpose that the electromagnetic liquid can not rotate smoothly when the second electromagnetic valve 1731 is locked, the electromagnetic valve body is not rotated, and the second electromagnetic valve body is not in the state, the magnetic field is not detected, and the electromagnetic valve body can be smoothly, and the electromagnetic valve device is 18 is not rotated, when the pin shaft is detected, and the electromagnetic valve is not subjected to the detection, when the relative movement is 18, and the movement is detected.
Further, by connecting the electromagnet 178 and the displacement detection sensor 112, when the web is bent to a position larger than the detection range, the electromagnet can be controlled to be powered off in time, so that the locking assembly 17 releases the second pin shaft in time, the rigid rod can deflect to avoid, and the displacement detection assembly 11 is prevented from being damaged.
Further, it can be understood that, because the electromagnet has hysteresis, the locking assembly cannot release the second pin shaft in time after the electromagnet is powered off, at this time, the displacement detection assembly 11 may be damaged when the conveying speed of the web is too fast, in order to further improve the safety, referring to fig. 5, a first plate 110 is disposed in a middle area of the measuring pull rod 1122, one side of the first plate 110 near the mounting plate 10 is integrally disposed on an inner side of the protective shell, an annular separation plate 1141 is integrally disposed between the annular separation plate and the first plate, an annular plate 119 is disposed on the annular plate, a guide pull rod 1191 in guide fit with the annular separation plate is disposed on the annular plate, a second compression spring 118 is disposed between the annular plate 119 and the limiting plate 1112, an elastic coefficient of the second compression spring is smaller than that of the first elastic member 113, a permanent magnet 1192 in magnetic attraction fit with the annular plate 119 is disposed on the annular separation plate 1141, a second piezoelectric member 117 is disposed on one side of the annular separation plate 1141 near the mounting plate 10, and an impact member 3 is disposed on an end of the guide pull rod 1191; in the above arrangement, the initial state of the displacement detection assembly 11 when not in operation is shown in fig. 5, at this time, the first plate 110 pushes the annular plate 119 to lean against the annular partition 1141 under the action of the elastic force of the first elastic member, at this time, the second pressure spring is in a compressed state, when the displacement detection assembly detects that the displacement change occurs in the detection rod, the measurement pull rod 1122 is driven to move, at this time, the web bends to squeeze the detection rod to squeeze the first elastic member, the first plate 110 leaves the annular plate, at this time, the annular plate 119 does not move under the action of the magnetic attraction force of the permanent magnet, so that the second pressure spring is compressed, when the curvature of the web does not exceed the detection range, the elastic force of the second pressure spring is smaller than the magnetic attraction force of the permanent magnet and the annular plate, when the curvature of the web plate exceeds the measuring range, the compression amount of the second pressure spring is increased, the elasticity of the second pressure spring is larger than the magnetic attraction force of the permanent magnet to the annular plate, then the annular plate 119 is separated from the annular separation plate 1141, the annular plate is pushed to move rapidly under the action of the elasticity of the second pressure spring, and the guide pull rod 1191 is driven to move rapidly, so that the impact piece 1193 impacts the second piezoelectric piece 117, and electric energy is generated.
With continued reference to fig. 7 and 9, a bottom shell 177 is provided at the bottom of the outer housing 170, a locking bevel gear 174 is rotatably provided at the bottom of the outer housing 170 through a second rotating shaft, the second rotating shaft is axially and anti-moving engaged with the bottom of the outer housing, a first friction plate 175 is provided at the lower end of the second rotating shaft, the bottom of the bottom shell 177 is provided with a plurality of guide rods 1771 around the second pin shaft 18, the plurality of guide rods are respectively engaged with a friction plate bottom plate 1761 in a guiding manner, the friction plate bottom plate 1761 is provided with a second friction plate 176 engaged with the first friction plate, each guide rod is sleeved with a third elastic member 1762, the third elastic member is positioned between the bottom of the bottom shell and the friction plate bottom plate 1761, an annular piezoelectric stack 1763 is further sleeved over the friction plate bottom plate 1761 on each guide rod, the end of the guide rod is screw-threaded with a limit nut 1772, the piezoelectric stack is compressed by the limit nut 1772 to apply pressure to the friction plate bottom plate 1761, the third elastic member 1762 is compressed, at this time, the second friction plate is contacted with the first friction plate under the action of the elastic force of the third elastic member, so as to limit the locking bevel gear 174 in the circumferential direction, the piezoelectric stack 1763 is electrically connected with the second piezoelectric member 117, in this way, when the curvature of the web exceeds the stroke, the second piezoelectric member 117 can be impacted to generate compression deformation to generate instantaneous electric energy, at this time, the instantaneous electric energy can be applied to the piezoelectric stack at the first time, the piezoelectric stack is made to generate elongation deformation, so as to push the second friction plate to displace to a certain extent in the direction away from the first friction plate, the first friction plate and the second friction plate are separated or friction force between the two is reduced, so as to reduce the deflection resistance of the rigid rod, in this way, the displacement detection assembly 11 can be protected at the hysteresis time of the electromagnet, the probability of damage is reduced.
Further, as a preferred embodiment, referring to fig. 2, the bending detection unit 1 includes two groups symmetrically disposed on two sides of the web to be detected, and the bending detection of different directions of the web can be handled by combining the two groups of bending detection units, so as to achieve a better detection effect.
Further, as a specific embodiment, referring to fig. 1 and 10, the heating unit 2 includes:
a second bracket 21 provided at the edge of the web correction device;
A telescopic arm 22 horizontally provided on the second bracket 21;
and a vertical plate 23 arranged at the end part of the telescopic arm 22, wherein one surface of the vertical plate far away from the telescopic arm is provided with a vortex heating piece 24.
Specifically, the telescopic arm can be any one of an electric telescopic arm and an elastic telescopic arm, the telescopic direction is perpendicular to the conveying direction of the web, the elastic telescopic arm is preferably selected, the elastic telescopic arm can automatically stretch and retract according to the reactive force of the web and automatically adapt to the bending position, the electric telescopic arm manufactured by an electric telescopic rod can be used, and the electric telescopic arm is connected with the bending detection unit when the electric telescopic rod is used, so that the length is automatically adjusted according to the bending of the web and the bending of the web is adapted.
Further, referring to fig. 10 as a specific embodiment, the vertical plates 23 are disposed on the upper and lower sides of the vortex heating member 24, and support rollers 25 are disposed on the vertical and coaxial axes of the two support rollers, and the distance between the contact point of the support rollers and the web plate and the vertical plates is greater than the thickness of the vortex heating member. When flexible arm sets up to the flexible arm of elasticity, set up two backing rolls 25 at riser 23 to can make vortex heating piece 24 and web surface interval suitable distance through backing roll and web surface contact, avoid producing sliding friction, improve life, because vortex heating piece utilizes vortex heating, still can effectively heat when consequently spacing suitable distance with the web.
Further, as a preferred embodiment, the eddy current heating element is electrically connected to the bending detection unit 1 for controlling the heating time period according to the detection value of the bending detection unit. Through this kind of setting, can detect the crooked range and the crooked span of belly board through crooked detecting element 1 to make the vortex heating piece can control heating power and heating duration according to the detected value of crooked detecting element, the longer the crooked position span of belly board then the heating duration is longer.
Further, as a specific embodiment, referring to fig. 11 to 13, the correction unit 3 includes:
the supporting plate 31 comprises two parallel and spaced-apart webs on two sides of the web correction device;
The correcting roller sets 32 comprise two groups which are arranged on two supporting plates respectively, each correcting roller set comprises two vertically arranged correcting rollers 320, two ends of each correcting roller 320 are connected with a power telescopic rod 321, and the other ends of the power telescopic rods 321 are in sliding fit with the supporting plates 31;
the driving assembly 33 is horizontally disposed between the leveling roller set and the supporting plate, and is used for driving the leveling roller set 32 to slide along the horizontal direction.
Referring to fig. 1, 11-13, the correction unit includes two backup pads 31 that the interval set up and two connecting plates 310 of both ends about the connection backup pad, backup pad and connecting plate constitute rectangular frame form's structure, this structural stability is good, structural strength is big, all the interval is provided with two bar holes 311 on every backup pad 31, drive assembly 33 includes two lead screws 333 that correspond the setting with two bar holes, every lead screw all is connected with servo motor 334, a power telescopic link of every correction roller group is connected with lead screw nut 331, another power telescopic link is connected with sliding sleeve 332, lead screw nut and a lead screw threaded connection, sliding sleeve and another lead screw direction sliding fit, and the lead screw nut of two sets of correction roller groups that set up on every backup pad 31 crisscross setting is on two lead screws, through this kind of setting mode, can be mouthful carry out independent adjustment to the position of two sets of correction roller groups in every backup pad, and can adjust the correction range through the extension and the shortening of power telescopic link 321, wherein power telescopic link preferably hydraulic telescopic link, can be through two roller groups in the backup pad 31 during specific correction, two sets of correction roller groups through setting up the interval correction roller pair of two correction roller groups that set up between the correction roller groups that set up the interval is located the correction web between the other correction roller group, the setting up when setting up the correction roller pair is located the interval correction web, thereby, the correction roller pair is located between the correction roller group of another correction roller group of correction roller group that is located between the interval correction roller set up. The direction of the two interval correction roller sets can be selected according to the bending direction of the web plate, the interval distance of the two interval correction roller sets can be adjusted according to the thickness of the web plate, and the extension length of the power telescopic rod can be adjusted.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (10)
1. The utility model provides a shaped steel straightening machine, includes web orthotic devices, web orthotic devices interval sets up multiunit web orthotic devices, its characterized in that still includes:
the curvature detection unit (1) is arranged between two adjacent groups of web correction arms and is used for detecting the curvature of the web;
The heating unit (2) is arranged at the downstream of the bending detection unit (1) and is used for heating an area where the bending degree of the web exceeds a preset value;
And a correction unit (3) for correcting the heated area of the web.
2. The section steel straightening machine according to claim 1, characterized in that the bending detection unit (1) comprises a vertically arranged mounting plate (10), a displacement detection assembly (11) arranged on the mounting plate (10), the mounting plate (10) being configured to be movable in a direction approaching and separating from the web.
3. The profile steel straightening machine according to claim 2, characterized in that the displacement detection assembly (11) comprises a detection rod (111) and a displacement detection sensor (112) which are arranged on the mounting plate (10) in a guiding way, the detection rod (111) is provided with detection ends (1110) and limiting plates (1112) which are positioned on two sides of the mounting plate (10), and the limiting plates (1112) and a first elastic piece (113) between the mounting plate (10).
4. The profile steel straightening machine according to claim 2, characterized in that two first pin shafts (12) are vertically arranged on the mounting plate (10) at intervals, each first pin shaft is hinged with one rigid rod (13), the other ends of the two rigid rods (13) are hinged with the web straightening device through second pin shafts, and a first connecting line for connecting the two first pin shaft axes is parallel and equal to a second connecting line for connecting the two second pin shaft axes.
5. The profile steel straightening machine according to claim 4, characterized in that a limiting part (131) matched with the rigid rod is arranged on the web straightening device and positioned on one side of the rigid rod (13) away from the heating unit (2), and a second elastic piece (14) is arranged between at least one rigid rod and the web straightening device and can provide elastic force for the rigid rod, wherein the elastic force is abutted against the limiting part (131).
6. The profile steel straightening machine according to claim 5, characterized in that the edge of the web straightening device is provided with a first support plate (191), the second pin shaft is rotatably arranged on the first support plate, a locking assembly (17) is arranged between the first support plate and one second pin shaft, and the locking assembly can lock the second pin shaft when the bending detection unit (1) works.
7. The section steel straightening machine according to claim 1, characterized in that the heating unit (2) comprises:
A second bracket (21) arranged at the edge of the web correction device;
The telescopic arm (22) is horizontally arranged on the second bracket (21);
the vertical plate (23) is arranged at the end part of the telescopic arm (22), and one surface of the vertical plate, which is far away from the telescopic arm, is provided with a vortex heating piece (24).
8. The profile steel straightening machine according to claim 7, characterized in that the vertical plates (23) are arranged on the upper side and the lower side of the vortex heating piece (24) respectively, the axes of the two supporting rollers are arranged vertically and coaxially, and the distance between the contact point of the supporting rollers and the web plate and reaching the vertical plates is larger than the thickness of the vortex heating piece.
9. The section steel straightening machine according to claim 7, characterized in that the eddy current heating element is electrically connected with the bending detection unit (1) for controlling the heating time period according to the detection value of the bending detection unit.
10. The section steel straightening machine according to claim 1, characterized in that the straightening unit (3) comprises:
the support plate (31) comprises two parallel and spaced-apart webs on two sides of the web correction device;
The correcting roller sets (32) comprise two groups which are arranged on two supporting plates in a separated mode, each correcting roller set comprises two vertically arranged correcting rollers (320), two ends of each correcting roller (320) are connected with power telescopic rods (321), and the other ends of the power telescopic rods (321) are in sliding fit with the supporting plates (31);
The driving assembly (33) is horizontally arranged between the correcting roller set and the supporting plate and is used for driving the correcting roller set (32) to slide along the horizontal direction.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120001840A (en) * | 2025-04-18 | 2025-05-16 | 青州谷得新能源电器有限公司 | Elevator guide rail straightening equipment |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0679351A (en) * | 1992-09-01 | 1994-03-22 | Nisshin Steel Co Ltd | Method for correcting welded shape steel |
| CN101229569A (en) * | 2008-02-13 | 2008-07-30 | 重庆大学 | Method and device for detecting and correcting distortion of magnesium alloy profiles |
| JP2013091098A (en) * | 2011-10-27 | 2013-05-16 | Jfe Steel Corp | Meandering correction device of metal band |
| CN111451325A (en) * | 2020-03-13 | 2020-07-28 | 上海外高桥造船有限公司 | T-shaped steel correcting device and T-shaped steel correcting method |
| CN216668552U (en) * | 2021-11-04 | 2022-06-03 | 福建永盛金属制品有限公司 | Flatness detector for I-steel production |
| CN216679639U (en) * | 2021-12-17 | 2022-06-07 | 山东金旭钢构工程有限公司 | A calibration machine for H steel production |
| CN218496080U (en) * | 2022-10-27 | 2023-02-17 | 山东省水利工程试验中心有限公司 | Flatness detection equipment for water supply and drainage pipeline |
| CN117161143A (en) * | 2023-08-25 | 2023-12-05 | 湖北航北科技有限公司 | Full-automatic correction equipment for H-shaped steel |
| CN117244967A (en) * | 2023-10-09 | 2023-12-19 | 韶关市成钢金属科技有限公司 | Automatic straightening machine |
| CN117443994A (en) * | 2023-11-28 | 2024-01-26 | 南通博洋机电制造有限公司 | Axle roller bending degree detection device with bending correcting structure |
| CN220781861U (en) * | 2023-07-25 | 2024-04-16 | 惠州市东弘钢构有限公司 | H-shaped steel flange hydraulic straightening machine |
| CN117968618A (en) * | 2024-03-29 | 2024-05-03 | 包钢集团节能环保科技产业有限责任公司 | Steel rail flatness detection device |
| CN221869772U (en) * | 2024-03-07 | 2024-10-22 | 广东中备铝业有限公司 | A heating straightening device for aluminum processing |
-
2024
- 2024-11-14 CN CN202411621830.6A patent/CN119140641B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0679351A (en) * | 1992-09-01 | 1994-03-22 | Nisshin Steel Co Ltd | Method for correcting welded shape steel |
| CN101229569A (en) * | 2008-02-13 | 2008-07-30 | 重庆大学 | Method and device for detecting and correcting distortion of magnesium alloy profiles |
| JP2013091098A (en) * | 2011-10-27 | 2013-05-16 | Jfe Steel Corp | Meandering correction device of metal band |
| CN111451325A (en) * | 2020-03-13 | 2020-07-28 | 上海外高桥造船有限公司 | T-shaped steel correcting device and T-shaped steel correcting method |
| CN216668552U (en) * | 2021-11-04 | 2022-06-03 | 福建永盛金属制品有限公司 | Flatness detector for I-steel production |
| CN216679639U (en) * | 2021-12-17 | 2022-06-07 | 山东金旭钢构工程有限公司 | A calibration machine for H steel production |
| CN218496080U (en) * | 2022-10-27 | 2023-02-17 | 山东省水利工程试验中心有限公司 | Flatness detection equipment for water supply and drainage pipeline |
| CN220781861U (en) * | 2023-07-25 | 2024-04-16 | 惠州市东弘钢构有限公司 | H-shaped steel flange hydraulic straightening machine |
| CN117161143A (en) * | 2023-08-25 | 2023-12-05 | 湖北航北科技有限公司 | Full-automatic correction equipment for H-shaped steel |
| CN117244967A (en) * | 2023-10-09 | 2023-12-19 | 韶关市成钢金属科技有限公司 | Automatic straightening machine |
| CN117443994A (en) * | 2023-11-28 | 2024-01-26 | 南通博洋机电制造有限公司 | Axle roller bending degree detection device with bending correcting structure |
| CN221869772U (en) * | 2024-03-07 | 2024-10-22 | 广东中备铝业有限公司 | A heating straightening device for aluminum processing |
| CN117968618A (en) * | 2024-03-29 | 2024-05-03 | 包钢集团节能环保科技产业有限责任公司 | Steel rail flatness detection device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120001840A (en) * | 2025-04-18 | 2025-05-16 | 青州谷得新能源电器有限公司 | Elevator guide rail straightening equipment |
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| CN119140641B (en) | 2025-10-28 |
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