CN113579017A - Steel rolling process and rolling machine - Google Patents
Steel rolling process and rolling machine Download PDFInfo
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- CN113579017A CN113579017A CN202110802569.XA CN202110802569A CN113579017A CN 113579017 A CN113579017 A CN 113579017A CN 202110802569 A CN202110802569 A CN 202110802569A CN 113579017 A CN113579017 A CN 113579017A
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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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/14—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
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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 OR PROFILES, 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
- B21D37/18—Lubricating, e.g. lubricating tool and workpiece simultaneously
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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- Metal Rolling (AREA)
Abstract
The invention discloses a steel rolling process and a rolling machine, relates to steel processing, and aims to solve the problems that when a compression roller is adjusted, the extrusion acting force of two ends of the compression roller on steel is easy to be inconsistent, the pressure applied to two edges of the steel is different, and the regularity and the wall thickness of rolling are influenced, wherein the technical scheme comprises the following steps: including the frame, fixedly connected with support frame in the frame rotates between the support frame and is connected with a plurality of driving rollers, and sliding connection has the compression roller of being connected with the support frame rotation on the support frame, and the top of support frame is equipped with the adjusting part who is connected with the vertical displacement of drive compression roller with the compression roller, and it has the balancing pole to articulate between the adjacent adjusting part. According to the invention, the balance rod is hinged between the two adjusting assemblies, so that the ends of the press roll can be independently adjusted by the two adjusting assemblies, and people can judge the levelness of the press roll by detecting the levelness of the balance rod, so that people can know the extrusion condition of the press roll on steel and a driving roll conveniently, and the consistency of steel rolling is improved.
Description
Technical Field
The invention relates to steel processing, in particular to a steel rolling process and a rolling machine.
Background
The steel is a material with certain shape, size and performance, which is made of steel ingots, steel billets or steel materials through pressure processing. Most of steel processing is pressure processing, which causes plastic deformation of processed steel (billet, ingot, etc.). According to the difference of the processing temperature of steel, the method can be divided into cold processing and hot processing.
Existing steel is when carrying out cold-working, most processes into appointed platelike structure through the mode that the punching press was tailor, need to carry out the edge rolling operation to steel when being tubular structure with steel cold pressing, because the compression roller both ends on the current edge rolling machine mostly adopt bearing frame and adjusting screw to realize independent control, thereby when adjusting the compression roller, lead to the compression roller both ends to steel extruded effort inconsistent easily, the pressure that leads to the both sides edge of steel to receive exists the difference, influence the regularity and the wall thickness of edge rolling.
Therefore, a new solution is needed to solve this problem.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a steel rolling process and a rolling machine.
The technical purpose of the invention is realized by the following technical scheme: a steel material rolling process comprises the following steps:
s1, processing a blank, cutting steel into a blank with a required size;
s2, polishing, namely polishing the plane of the cut blank, and polishing along the edge of the blank to remove burrs;
s3 cleaning, namely cleaning the blank after sequentially carrying out oil removal, acid washing and soaping on the blank;
s4, oiling, polishing and oiling the blank surface, and coating graphite oil on the blank surface;
s5, debugging equipment, adjusting a rolling machine, sending the blank into the rolling machine for rolling, detecting and modulating extrusion force of the rolling machine on the blank, judging whether the difference of the extrusion force borne by the two edges of the blank is in a set range, and adjusting the rolling machine when the difference of the extrusion force borne by the two edges of the blank is larger than the set range;
s6, cold pressing circularly, namely, carrying out cold pressing on the blank twice in a reciprocating manner by a rolling machine to form cylindrical section steel;
and S7 packaging quality inspection, detecting along the axial direction of the section steel by an ultrasonic flaw detector, and packaging by coating.
By adopting the technical scheme, when selecting materials, the steel materials are cut and polished, the finish degree of the surface of the steel materials is improved, through the steps of oil removal, acid washing and soaping, rust stains of the steel materials, which appear due to environmental factors, can be removed, then the cut blanks are oiled, the surface of the steel materials can be protected by smearing graphite oil, the steel materials in the rolling process are improved, the steel materials have excellent wear resistance and extreme pressure performance, the blanks are sent into a rolling machine before the rolling process, the two edges of the blanks are inspected and adjusted by extrusion force, the difference values of the two ends are limited in an allowable range, then the blanks are subjected to cold press molding in a reciprocating cycle to form a cylindrical structure, finally, the cold-pressed finished products are subjected to quality inspection by an ultrasonic flaw detector, the finished products are packaged and protected through a coating film, and the quality of the finished sheet metal parts is improved.
The invention is further configured to: the concrete steps of processing the blank in the step S1 include:
s11, marking, namely marking a line on the surface of the steel material according to a specified specification by using a talc pen;
s12, cutting the steel along the marked line to obtain a blank plate;
s13 splicing, namely welding a plurality of blank plates to form a plate-shaped blank;
the step S2 of grinding includes the specific steps of:
s21, prepressing, and performing cold pressing on the welding position of the blank plate through a stamping device;
s22 grinding the welding edges, and grinding the surfaces of the welding edges between the blank plates through an angle grinder;
and S23, grinding the plane, and grinding and polishing the surface of the blank by a grinding machine.
Through adopting above-mentioned technical scheme, to the great sheet metal component of required volume, through splicing the polylith blank, improve the utilization ratio of steel to colding pressing the welding spot through stamping equipment, detecting the intensity of steel concatenation, improve the work efficiency of follow-up colding pressing, and through the mode of punching press, can improve the thickness of welding spot, be convenient for follow-up circle rolling operation of colding pressing, and polish through the welding limit and the plane, improve the roughness of splicing back blank.
The utility model provides a steel material edge rolling machine, is applied to steel material edge rolling technology, which comprises a frame, fixedly connected with support frame in the frame, it is connected with a plurality of driving rollers to rotate between the support frame, sliding connection has the compression roller of being connected with the support frame rotation on the support frame, the top of support frame is equipped with and is connected with the compression roller with the adjusting part of the vertical displacement of drive compression roller, and is adjacent articulated between the adjusting part have a balancing pole, fixedly connected with is connected with the driving roller in the frame and is used for driving adjacent driving roller syntropy pivoted drive assembly.
Through adopting above-mentioned technical scheme, realize the fore-and-aft slip of compression roller through adjusting part, adjust the compression roller to the extruded effort of driving roller and steel, because articulated balancing pole between two adjusting part realizes that two adjusting part are adjusted the end of compression roller alone to make people can judge the levelness of compression roller through the levelness that detects the balancing pole, and then the people of being convenient for know the compression roller to the extrusion situation of steel and driving roller, improve the uniformity of steel edge rolling.
The invention is further configured to: the utility model discloses a bearing frame, including support frame, adjusting screw, driving roller or compression roller, the slide of vertical setting is seted up on the support frame, adjusting part includes adjusting screw and the connecting plate of fixed connection on the support frame, sliding connection has the bearing frame of being connected with driving roller or compression roller rotation in the slide, adjusting screw's one end is connected with the bearing frame rotation.
Through adopting above-mentioned technical scheme, be connected through connecting plate and support frame, play good support connection to when adjusting screw rotates, realize driving the bearing frame and slide along the slide, can adjust the compression roller according to the thickness of processing steel, improve the application range of steel edge rolling.
The invention is further configured to: the adjusting screw rod is rotatably connected with a hinged plate, and one sides of the hinged plates facing each other are hinged with the balance bar.
Through adopting above-mentioned technical scheme, the articulated slab rotates to be connected on adjusting screw, rotates at adjusting screw and adjusts the level of compression roller end, and the articulated slab carries out the displacement on vertical height along with adjusting screw, because one side that the articulated slab moves towards each other is articulated with the balancing pole for the balancing pole slope, people can be through the slope of balancing pole or the horizontally state come to measure the pressure roll to the extrusion of driving roller and steel.
The invention is further configured to: an arc-shaped plate located on one side of the compression roller is connected between the supporting frames in a sliding mode, and an arc-shaped concave portion of the arc-shaped plate is arranged towards the compression roller.
Through adopting above-mentioned technical scheme, through the setting of arc, and the arc concave part of arc sets up towards the compression roller direction for steel is sending into and is carrying out the edge rolling operation back between compression roller and the driving roller, and crooked steel is seen off from between another driving roller and the compression roller, through the setting of arc, supports and leads to the steel after the edge rolling, when reciprocal edge rolling operation to steel, improves the rounding off back steel's rounding off degree.
The invention is further configured to: the supporting frame is provided with a plurality of guide grooves which are horizontally arranged, two sides of the arc-shaped plate are fixedly connected with a guide block and a fixing column which respectively slide in the two guide grooves, and the fixing column is in threaded connection with a fastening bolt which is used for extruding the supporting frame to fix the arc-shaped plate.
Through adopting above-mentioned technical scheme, the setting of guide way can match the guide block and play the guide effect to the displacement of arc plate to through fastening bolt and fixed column threaded connection and extrusion support frame, realize that arc plate and fastening bolt carry out the centre gripping to the support frame, improve the fixed strength to the arc plate.
The invention is further configured to: the driving assembly comprises a driving motor and driven gears, one end of the driving roller is fixedly connected with the driven gears, and the output end of the driving motor is fixedly connected with a transmission gear meshed with the two driven gears.
Through adopting above-mentioned technical scheme, driving motor work drives the drive gear rotation on its output, because drive gear and driven gear meshing realize that driving motor drives two driving rollers syntropy and rotate, when steel contact driving roller, can carry along the direction of rotation of driving roller.
The invention is further configured to: the stress detection modules are arranged at the joints of the driving rollers and the supporting frames and used for acquiring stress of the pressing rollers for pressing the driving rollers and outputting stress signals serving as voltage signals, a differential subtraction circuit is coupled between the adjacent stress detection modules and used for receiving the two stress signals and outputting difference signals, and a reference judgment module is coupled with the differential subtraction circuit and used for responding to the difference signals larger than the reference signals and outputting warning signals.
By adopting the technical scheme, the acting force of the extrusion support frame of the transmission roller is detected through the pressure detection module, the signal is transmitted in a voltage size mode, the difference value of the extrusion acting force of the transmission roller at two ends of the compression roller is compared and obtained through the differential subtraction circuit, and finally the difference value is compared with the set allowable range through the reference judgment module, if the difference value is larger than the reference signal, people are warned, the rolling operation of steel is interrupted, and the yield of steel processing is improved.
The invention is further configured to: the stress detection module is based on a Wheatstone bridge circuit of a force-sensitive strain gauge, the output end of the Wheatstone bridge circuit is coupled to the differential subtraction circuit through an integrated operational amplifier, the reference judgment module is based on a multi-stage voltage comparator, the reverse input end of the multi-stage voltage comparator is sequentially coupled with a fixed resistor to a power supply, and the same-direction input end of the multi-stage voltage comparator is coupled with the output end of the differential subtraction circuit.
Through adopting above-mentioned technical scheme, when the quick foil gage of force received external extrusion effort and changes, the resistance value of quick foil gage of force changed along with pressure size, realize that the Wheatstone bridge circuit can export the stress signal for voltage signal to choose for use the Wheatstone bridge circuit, can reduce the influence of external power supply change to measurement accuracy, improve the precision that detects to the compression roller extrusion effort of compression roller end, and through the setting of multistage voltage comparator, be convenient for through the mode of voltage comparison to the detection judgement of pressure size.
In conclusion, the invention has the following beneficial effects:
when selecting materials, cutting and polishing the steel materials, improving the finish degree of the surface of the steel materials, removing rust stains of the steel materials due to environmental factors through the steps of oil removal, acid cleaning and soaping, then oiling the cut blank materials, protecting the surface of the steel materials through the smearing of graphite oil, improving the abrasion resistance and extreme pressure of the steel materials in the rolling process, sending the blank materials into a rolling machine before the rolling process, checking and adjusting the extrusion force on the two edges of the blank materials, limiting the difference value of the two ends in an allowable range, performing cold press molding on the blank materials in a reciprocating cycle to form a cylindrical structure, finally performing quality inspection on the cold-pressed finished products by using an ultrasonic flaw detector, packaging and protecting the finished products through a coating film, and improving the quality of the finished sheet metal parts.
Drawings
FIG. 1 is a first schematic structural diagram according to a second embodiment of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is an enlarged view at B of FIG. 1;
FIG. 4 is a second schematic structural diagram according to a second embodiment of the present invention;
FIG. 5 is an enlarged view at C of FIG. 4;
FIG. 6 is an enlarged view at D of FIG. 4;
FIG. 7 is a schematic circuit diagram of a multi-stage voltage comparator according to the present invention.
In the figure: 1. a frame; 2. a support frame; 3. a driving roller; 4. a compression roller; 5. a balancing pole; 6. a slideway; 7. adjusting the screw rod; 8. a connecting plate; 9. a bearing seat; 10. a hinge plate; 11. an arc-shaped plate; 12. a guide groove; 13. a guide block; 14. fixing a column; 15. fastening a bolt; 16. a drive motor; 17. a transmission gear; 18. a driven gear.
Detailed Description
The invention is described in detail below with reference to the figures and examples.
The first embodiment is as follows:
a steel material rolling process comprises the following steps:
s1 blank processing, cutting the steel material into blanks of required size, specifically, the step S1 blank processing includes:
s11, marking, namely drawing a rectangular marking line on the surface of the steel material by using a talc pen according to the marking line with a specified specification;
s12, cutting the steel along the mark line to obtain a blank plate, and ensuring that the blank plate and the edge of the blank plate have good parallelism;
s13 splicing, namely welding a plurality of blank plates to form a plate-shaped blank, specifically, welding the blank plates in an electric welding mode, and then welding along the edges of the blank plates to form a welding edge;
s2, grinding the plane of the cut blank, and grinding along the edge of the blank to remove burrs, specifically, the grinding in step S2 includes:
s21, prepressing, and performing cold pressing on the welding position of the blank plate through a stamping device;
s22 grinding the welding edges, and grinding the surfaces of the welding edges between the blank plates through an angle grinder;
s23, grinding the plane, and grinding and polishing the surface of the blank by a grinding machine;
s3 cleaning, namely cleaning the blank after sequentially carrying out oil removal, acid washing and soaping on the blank;
s4, oiling, polishing and oiling the blank surface, and coating graphite oil on the blank surface;
s5, debugging equipment, adjusting a rolling machine, sending the blank into the rolling machine for rolling, detecting and modulating extrusion force of the rolling machine on the blank, judging whether the difference of the extrusion force borne by the two edges of the blank is in a set range, and adjusting the rolling machine when the difference of the extrusion force borne by the two edges of the blank is larger than the set range;
s6, cold pressing circularly, namely, carrying out cold pressing on the blank twice in a reciprocating manner by a rolling machine to form cylindrical section steel;
and S7 packaging quality inspection, detecting along the axial direction of the section steel by an ultrasonic flaw detector, and packaging by coating.
The working principle is as follows: according to the size of the prepared section, selecting a steel material with proper size for processing, when the section is processed and enlarged, cutting and splicing the steel material in a splicing mode, if the blank is formed by welding and splicing a plurality of blank plates, stamping the welding position of the blank by stamping equipment, removing redundant welding flux during welding, detecting the connection strength between the blank plates, avoiding the welding position between the blank plates from being broken to influence the rolling operation of the steel material when the blank plates are rolled and extruded by a rolling machine, shaping the welding edge by the stamping mode, then polishing the welding edge and the surface of the blank by an angle grinder and a grinder, removing the welding flux splashed during the welding of the surface of the blank and rust on the surface, then carrying out acid cleaning on the polished blank, further removing the rust generated by the oxidation of the blank, carrying out soaping, and neutralizing the residual acid liquor on the blank, finally, cleaning when the steel keeps a flat plate structure, which is convenient for the operation of people and avoids the cleaning after the subsequent rolling processing, then coating graphite oil on the surface of the cleaned blank, which can effectively isolate the contact between the blank and oxygen to protect the blank, simultaneously, the coating of the graphite oil can improve the abrasion resistance and extreme pressure of the blank when the blank is subjected to cold pressing and rolling operation, then one end of the blank coated with the graphite oil is sent into a rolling machine, the rolling machine is debugged and the magnitude of the extrusion acting force applied to the two edges of the blank is checked, the difference value of the extrusion force applied to the two edges is debugged to be within the set allowable range, then the rolling machine is driven to rotate forwards and backwards, the blank is subjected to reciprocating cold pressing, so that the blank forms a cylindrical structure under the cold pressing effect, and has good quality, and finally, the formed long strip is subjected to run along the axial direction thereof by an ultrasonic flaw detector, the product after passing the quality inspection is coated with a film and is protected by combining with the graphite oil coated on the surface of the blank, thereby avoiding the oxidation and rusting of the product in the subsequent transportation and storage processes and prolonging the service life of the product.
Example two: as shown in figures 1 and 4, a steel edge rolling machine, be applied to the steel edge rolling technology in embodiment one, which comprises a frame 1, fixedly connected with support frame 2 on the frame 1, it is connected with a plurality of driving rollers 3 to rotate between the support frame 2, sliding connection has the compression roller 4 of being connected with support frame 2 rotation on the support frame 2, the top of support frame 2 is equipped with and is connected with the adjusting part with 4 vertical displacements of driving compression roller with compression roller 4, it has balancing pole 5 to articulate between the adjacent adjusting part, fixedly connected with is connected with and is used for driving the 3 syntropy pivoted driving part of adjacent driving roller with driving roller 3 in the frame 1.
As shown in fig. 2 and 5, a vertically-arranged slide 6 is provided on the support frame 2, the adjusting assembly includes an adjusting screw 7 and a connecting plate 8 fixedly connected to the support frame 2, a bearing seat 9 rotatably connected to the driving roller 3 or the pressing roller 4 is slidably connected to the slide 6, one end of the adjusting screw 7 is rotatably connected to the bearing seat 9, a hinged plate 10 is rotatably connected to the adjusting screw 7, one side of the hinged plate 10 facing each other is hinged to the balance bar 5, specifically, in this embodiment, the connecting plate 8 is fixedly connected to the support frame 2 through a bolt, and ribs arranged along the length direction of the slide 6 are integrally formed on the side wall of the slide 6, rib grooves for accommodating the ribs are provided on the outer wall of the bearing seat 9, and sliding guidance to the bearing seat 9 is realized.
As shown in fig. 3 and 4, sliding connection has the arc 11 that is located compression roller 4 one side between support frame 2, the arc concave part of arc 11 sets up towards compression roller 4 direction, the guide way 12 that sets up a plurality of levels is seted up on support frame 2, the both sides fixedly connected with of arc 11 slides guide block 13 and fixed column 14 in two guide ways 12 respectively, threaded connection has fastening bolt 15 that is used for extruding support frame 2 with fixed arc 11 on the fixed column 14, specifically, the cross-section of guide block 13 is the rectangle, and the relative both sides of guide block 13 paste the inner wall in guide way 12 respectively, realize that arc 11 follows guide way 12 radial sliding.
As shown in fig. 4 and 6, the driving assembly includes a driving motor 16 and a driven gear 18, one end of each driving roller 3 is fixedly connected to the driven gear 18, and an output end of the driving motor 16 is fixedly connected to a transmission gear 17 engaged with the two driven gears 18, specifically, in this embodiment, an output end of the driving circuit is connected to the transmission gear 17 through a speed reducer, so that the driving motor 16 drives the transmission gear 17 to rotate, one end of each driving roller 3 is fixedly connected to the driven gear 18 engaged with the transmission gear 17 through a flat key connection mode, so that the transmission gear 17 rotates to drive the two driven gears 18 to rotate in the same direction, and the blank can be fed and cold-pressed along the rotation direction of the driving rollers 3.
Referring to fig. 4 and 7, two support frames 2 are provided with stress detection modules at the connection positions of the driving roller 3 and the support frames 2, the stress detection modules are used for obtaining the stress of the pressing roller 4 pressing the driving roller 3 to output stress signals as voltage signals, a differential subtraction circuit is coupled between adjacent stress detection modules, the differential subtraction circuit receives two stress signals to output difference signals, the differential subtraction circuit is coupled with a reference judgment module and outputs warning signals in response to the difference signals being greater than the reference signals, specifically, the stress detection modules are based on a wheatstone bridge circuit of a force sensitive strain gauge, the output end of the wheatstone bridge circuit is coupled to the differential subtraction circuit through an integrated operational amplifier, the reference judgment module is based on a multi-stage voltage comparator, the reverse input end of the multi-stage voltage comparator is sequentially coupled with a fixed resistor to a power supply, and the same-direction input end of the multi-stage voltage comparator is coupled with the output end of the differential subtraction circuit, and the output end of the multi-stage voltage comparator is coupled with the light-emitting diode LED or the buzzer and then is grounded, so that the light-emitting diode LED or the buzzer can emit light or buzzes when receiving high-level signals.
When the adjusting screw 7 rotates, the bearing seat 9 is driven to slide along the slideway 6, the compression roller 4 can be adjusted according to the thickness of processed steel, the application range of rolled steel is enlarged, the adjusting screw 7 is rotatably connected with the hinged plate 10, and the hinged plate 10 is hinged with the balancing rod 5, so that when the compression roller 4 is adjusted to extrude the steel and the transmission roller 3, the parallelism of the compression roller 4 can be judged by measuring the levelness of the balancing rod 5, people can measure the extrusion effect of the compression roller 4 on the transmission roller 3 and the steel through the inclined or horizontal state of the balancing rod 5, and the acting force of the transmission roller 3 on the support frame 2 is detected through the pressure detection module, when the force sensitive strain gauge is subjected to the external extrusion acting force, the resistance value of the force sensitive strain gauge changes along with the pressure, the Wheatstone bridge circuit can output a stress signal as a voltage signal, and the signal transmission is carried out in a voltage mode, and then, comparing and obtaining the difference value of the extrusion acting force of the two ends of the compression roller 4 on the transmission roller 3 through a differential subtraction circuit, finally comparing the difference value with a set allowable range through the arrangement of a multi-stage voltage comparator in a reference judgment module, and if the difference value is greater than a reference signal, warning people, interrupting the rolling operation of the steel and improving the yield of the steel processing.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (10)
1. A steel rolling process is characterized in that: the method comprises the following steps:
s1, processing a blank, cutting steel into a blank with a required size;
s2, polishing, namely polishing the plane of the cut blank, and polishing along the edge of the blank to remove burrs;
s3 cleaning, namely cleaning the blank after sequentially carrying out oil removal, acid washing and soaping on the blank;
s4, oiling, polishing and oiling the blank surface, and coating graphite oil on the blank surface;
s5, debugging equipment, adjusting a rolling machine, sending the blank into the rolling machine for rolling, detecting and modulating extrusion force of the rolling machine on the blank, judging whether the difference of the extrusion force borne by the two edges of the blank is in a set range, and adjusting the rolling machine when the difference of the extrusion force borne by the two edges of the blank is larger than the set range;
s6, cold pressing circularly, namely, carrying out cold pressing on the blank twice in a reciprocating manner by a rolling machine to form cylindrical section steel;
and S7 packaging quality inspection, detecting along the axial direction of the section steel by an ultrasonic flaw detector, and packaging by coating.
2. The process of claim 1, wherein: the concrete steps of processing the blank in the step S1 include:
s11, marking, namely marking a line on the surface of the steel material according to a specified specification by using a talc pen;
s12, cutting the steel along the marked line to obtain a blank plate;
s13 splicing, namely welding a plurality of blank plates to form a plate-shaped blank;
the step S2 of grinding includes the specific steps of:
s21, prepressing, and performing cold pressing on the welding position of the blank plate through a stamping device;
s22 grinding the welding edges, and grinding the surfaces of the welding edges between the blank plates through an angle grinder;
and S23, grinding the plane, and grinding and polishing the surface of the blank by a grinding machine.
3. A steel material rounding machine applied to the steel material rounding process according to any one of claims 1 to 2, characterized in that: including frame (1), fixedly connected with support frame (2) is gone up in frame (1), it is connected with a plurality of driving rollers (3) to rotate between support frame (2), sliding connection has compression roller (4) of being connected with support frame (2) rotation on support frame (2), the top of support frame (2) is equipped with and is connected the adjusting part in order to drive the vertical displacement of driving roller (4) with compression roller (4), and is adjacent it has balancing pole (5) to articulate between the adjusting part, fixedly connected with is connected with driving roller (3) in frame (1) and is used for driving adjacent driving roller (3) syntropy pivoted drive assembly.
4. A steel rounding machine according to claim 3, characterized in that: offer slide (6) of vertical setting on support frame (2), adjusting part includes adjusting screw (7) and connecting plate (8) of fixed connection on support frame (2), sliding connection has bearing frame (9) of being connected with driving roller (3) or compression roller (4) rotation in slide (6), the one end and the bearing frame (9) of adjusting screw (7) are rotated and are connected.
5. The steel material rounding machine according to claim 4, characterized in that: the adjusting screw rod (7) is rotatably connected with a hinged plate (10), and one sides of the hinged plates (10) facing each other are hinged with the balance bar (5).
6. A process for rolling steel according to claim 3, wherein: the device is characterized in that an arc-shaped plate (11) located on one side of the pressing roller (4) is connected between the supporting frames (2) in a sliding mode, and an arc-shaped concave portion of the arc-shaped plate (11) is arranged towards the direction of the pressing roller (4).
7. The process of claim 6, wherein: the supporting frame (2) is provided with a plurality of guide grooves (12) which are horizontally arranged, two sides of the arc-shaped plate (11) are fixedly connected with guide blocks (13) and fixed columns (14) which respectively slide in the two guide grooves (12), and the fixed columns (14) are in threaded connection with fastening bolts (15) which are used for extruding the supporting frame (2) to fix the arc-shaped plate (11).
8. A process for rolling steel according to claim 3, wherein: the driving assembly comprises a driving motor (16) and driven gears (18), one end of the driving roller (3) is fixedly connected with the driven gears (18), and the output end of the driving motor (16) is fixedly connected with a transmission gear (17) meshed with the two driven gears (18).
9. A steel rounding machine according to claim 3, characterized in that: stress detection modules located at the connection positions of the transmission rollers (3) and the support frames (2) are arranged on the two support frames (2), the stress detection modules are used for obtaining stress of the compression rollers (4) for extruding the transmission rollers (3) to output stress signals serving as voltage signals, a differential subtraction circuit is coupled between every two adjacent stress detection modules, the differential subtraction circuit receives the two stress signals to output difference signals, and a reference judgment module is coupled with the differential subtraction circuit and responds to the difference signals larger than the reference signals to output warning signals.
10. The steel material rounding machine according to claim 9, characterized in that: the stress detection module is based on a Wheatstone bridge circuit of a force-sensitive strain gauge, the output end of the Wheatstone bridge circuit is coupled to the differential subtraction circuit through an integrated operational amplifier, the reference judgment module is based on a multi-stage voltage comparator, the reverse input end of the multi-stage voltage comparator is sequentially coupled with a fixed resistor to a power supply, and the same-direction input end of the multi-stage voltage comparator is coupled with the output end of the differential subtraction circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110802569.XA CN113579017A (en) | 2021-07-15 | 2021-07-15 | Steel rolling process and rolling machine |
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|---|---|---|---|
| CN202110802569.XA CN113579017A (en) | 2021-07-15 | 2021-07-15 | Steel rolling process and rolling machine |
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| CN113579017A true CN113579017A (en) | 2021-11-02 |
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| CN202110802569.XA Pending CN113579017A (en) | 2021-07-15 | 2021-07-15 | Steel rolling process and rolling machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114576469A (en) * | 2022-02-21 | 2022-06-03 | 昊天节能装备有限责任公司 | Prefabricated built on stilts galvanized iron sheet polyurethane insulating tube device |
| CN114951282A (en) * | 2022-07-29 | 2022-08-30 | 亚欧(徐州)高新技术发展有限公司 | Metal sheet rolling device for production and processing of mining equipment |
| CN117862959A (en) * | 2024-03-07 | 2024-04-12 | 安徽久兴源新能源科技集团有限公司 | Forming device of metal battery cell shell |
| KR102680265B1 (en) * | 2023-09-21 | 2024-06-28 | 박원배 | Bending device with triaxial driving roller |
-
2021
- 2021-07-15 CN CN202110802569.XA patent/CN113579017A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114576469A (en) * | 2022-02-21 | 2022-06-03 | 昊天节能装备有限责任公司 | Prefabricated built on stilts galvanized iron sheet polyurethane insulating tube device |
| CN114951282A (en) * | 2022-07-29 | 2022-08-30 | 亚欧(徐州)高新技术发展有限公司 | Metal sheet rolling device for production and processing of mining equipment |
| KR102680265B1 (en) * | 2023-09-21 | 2024-06-28 | 박원배 | Bending device with triaxial driving roller |
| CN117862959A (en) * | 2024-03-07 | 2024-04-12 | 安徽久兴源新能源科技集团有限公司 | Forming device of metal battery cell shell |
| CN117862959B (en) * | 2024-03-07 | 2024-07-05 | 安徽久兴源新能源科技集团有限公司 | Forming device of metal battery cell shell |
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