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CN-121972509-A - Sheet metal rolling mill

CN121972509ACN 121972509 ACN121972509 ACN 121972509ACN-121972509-A

Abstract

The invention relates to the technical field of metal rolling mills, in particular to a metal plate rolling mill. The metal plate rolling mill comprises a base assembly, a movable adjusting assembly, two upper roller mounting assemblies, two roller seat assemblies, a lower roller assembly and an upper roller assembly. The invention can ensure continuous and stable adjustment of rolling pressure, actively and continuously adjust the internal radial supporting rigidity of the upper rolling roller and the supporting rigidity of the middle part of the lower rolling roller, ensure that the rolling roller always maintains enough and stable supporting rigidity under different rolling pressures, inhibit elastic deflection deformation of the roller body, ensure uniform plate shape and thickness, simultaneously, can carry out quick and uniform temperature control on the inside of the upper rolling roller, carry out auxiliary temperature control on a rolling area, avoid local overheating and uneven thermal expansion of the roller, reduce plate shape defects, and in addition, can carry out linkage matching adjustment with the temperature control capability of an upper roller assembly when the pressure is changed, and ensure uniform and stable rolling temperature under different working conditions.

Inventors

  • SUN ZHENJIE
  • Huang Leizhe
  • WANG HAOJIE
  • LI FUJING
  • Cheng Dianchen

Assignees

  • 青岛泰新机械有限公司

Dates

Publication Date
20260505
Application Date
20260313

Claims (10)

  1. 1. A sheet metal rolling mill is characterized by comprising a base assembly (10), a movable adjusting assembly (20), two upper roller mounting assemblies (30), two roller seat assemblies (40), a lower roller assembly (50) and an upper roller assembly (60), wherein the base assembly (10) comprises a rolling base (11), a rolling driving seat (12), a movable driving seat (13) and a middle transverse moving frame (14), the rolling base (11) and the rolling driving seat (12) are respectively arranged at two ends of a mounting ground, rolling driving equipment (121) is slidably arranged at the top of the rolling driving seat (12), a lifting frame (122) is arranged in the middle of the top surface of the rolling driving seat (12), a transverse moving mounting table (123) is vertically arranged at the top of the lifting frame (122), an upper roller driving motor (124) is slidably arranged at the bottom of the transverse moving mounting table (123), four corners of the top surface of the rolling base (11) are respectively provided with a horizontal movable rail (15), two ends of the top surface of the rolling base (11) are respectively provided with a box body (16), a rotating hole (161) is concavely arranged in the middle of the inner end of the box body (16), two sides of the box body (16) are respectively provided with a rotating hole (162), two sides of the rotating hole (16) are respectively arranged at the bottom of the rolling driving seat (16) are respectively, the bottom of the rolling driving seat (16) is provided with a horizontal moving driving motor (16), the middle transverse moving frame (14) bottom is installed in the middle of the top surface of the movable driving seat (13), the movable adjusting assembly (20) comprises a center pressing element (21) and a horizontal adjusting element (22), the center pressing element (21) is installed in the middle transverse moving frame (14) and the bundling base (11), the horizontal adjusting element (22) is installed in the bundling base (11), two upper roller installing assemblies (30) are respectively installed at two ends of the horizontal adjusting element (22), two roller seat assemblies (40) are respectively and slidably installed in the two upper roller installing assemblies (30), two ends of the lower roller assembly (50) are respectively and rotatably installed at the tops of the two deflection boxes (16), and two ends of the upper roller assembly (60) are respectively and rotatably installed in the two roller seat assemblies (40).
  2. 2. The sheet metal rolling mill of claim 1, wherein the central pressing element (21) comprises a central adjusting motor (211), a middle screw rod (212), two inclined sliding seats (213), a V-shaped pressing frame (214) and four carrier rollers (215), the central adjusting motor (211) is arranged at the top of one side of the rolling base (11), one end of the middle screw rod (212) is arranged on an output shaft of the central adjusting motor (211), the two inclined sliding seats (213) are respectively and slidably arranged at two sides of the top of the middle traversing frame (14), threaded holes are respectively and slidably arranged in the middle of the two inclined sliding seats (213), the other end of the middle screw rod (212) is respectively and rotatably arranged in the two threaded holes, two sides of the bottom of the V-shaped pressing frame (214) are respectively and slidably arranged at the tops of the two inclined sliding seats (213), four carrier roller rotating holes (216) are concavely arranged at intervals along the length direction at the tops of the V-shaped pressing frame (214), a preset through groove (217) is concavely arranged at the middle of one end of the V-shaped pressing frame (214), and the four carrier rollers (215) are respectively and rotatably arranged in the four carrier roller rotating holes (216).
  3. 3. The sheet metal rolling mill of claim 2, wherein the horizontal adjusting element (22) comprises a servo hollow motor (221), a synchronous rotating shaft (222), two worms (223), two worm gears (224), two horizontal screw rods (225) and four horizontal sliding columns (226), the bottom of the servo hollow motor (221) is arranged at the top of the movable driving seat (13), the synchronous rotating shaft (222) is arranged in the middle of the output end of the servo hollow motor (221), two ends of the synchronous rotating shaft (222) are respectively and rotatably arranged in two worm rotating holes (161), one ends of the two worms (223) are respectively arranged at two ends of the synchronous rotating shaft (222), two ends of the two horizontal screw rods (225) are respectively connected with the inner sides of the four horizontal sliding columns (226), the middle of each of the four horizontal sliding columns (226) is respectively and slidably arranged in two horizontal sliding holes (162) of the two shifting boxes (16), the two horizontal screw holes (227) are respectively and rotatably arranged in the middle of each worm gear (224) through the horizontal screw holes (227), and the two worm gears (223) are respectively connected with the two worms (223).
  4. 4. The sheet metal rolling mill of claim 3, wherein each upper roller mounting assembly (30) comprises a turnover vertical frame (31) and an upper roller adjusting cylinder (32), two sides of the bottom of the turnover vertical frame (31) are respectively and slidably mounted in the two horizontal moving rails (15), two sides of the bottom of the turnover vertical frame (31) are respectively connected with the two horizontal sliding columns (226), the upper roller adjusting cylinders (32) are mounted in the middle of the turnover vertical frame (31), and two sides of the middle of the turnover vertical frame (31) are respectively provided with roller seat vertical sliding rails (311).
  5. 5. The sheet metal rolling mill of claim 4, wherein each roller seat assembly (40) comprises a roller seat shell (41), two temperature equalizing air pipes (42), four adjusting pushing springs (43), two adjusting turning plates (44) and two flow gathering blocks (45), wherein two sides of the roller seat shell (41) are respectively and slidably arranged in two roller seat vertical sliding rails (311), a hollow cavity (411) is concavely arranged in the middle of the bottom surface of the roller seat shell (41), two corner parts at the top of the outer end of the hollow cavity (411) are respectively and evenly provided with a hole (412), two sides of the middle of the inner end of the hollow cavity (411) are respectively concavely provided with an upper jet groove (413), an upper mounting hole (414) is concavely arranged in the middle of the inner end of the hollow cavity (411), the four corner parts of the bottom surface of the roller seat shell (41) are respectively concavely provided with a spring mounting groove (415), the outer ends of the two temperature equalizing air pipes (42) are respectively arranged in the temperature equalizing mounting holes (412), the four adjusting pushing springs (43) are respectively arranged at the top of the four spring mounting grooves (415), the two outer sides of the two adjusting turning plates (44) are respectively rotatably arranged at the bottom surfaces of the two inner sides of the roller seat shell (41) respectively, the two bottom surfaces of the two adjusting turning plates (44) are respectively connected with the two inner side adjusting turning plates (44), the two flow gathering blocks (45) are respectively and rotatably arranged at two ends of the bottom of the hollow cavity (411), an arc-shaped flow gathering surface (451) is concavely arranged on the inner side of the top surface of each flow gathering block (45), and a preset rotating hole (410) is concavely arranged in the middle of the outer end of the roller seat shell (41) adjacent to the rolling driving equipment (121).
  6. 6. The sheet metal rolling mill according to claim 5, wherein the lower roll assembly (50) comprises two lower rolling rolls (51), two ends of the two lower rolling rolls (51) are rotatably mounted in two lower roll mounting rotary holes (163) of the two deflection boxes (16), respectively, and one ends of the two lower rolling rolls (51) are connected with the rolling driving device (121).
  7. 7. The sheet metal rolling mill of claim 6, wherein the upper roller assembly (60) comprises a rotating shaft (61), an adjusting shaft (62), an upper rolling roller (63) and a rolling adjusting element (64), one end of the rotating shaft (61) is rotatably installed in an upper installation rotating hole (414) of a roller seat assembly (40) far away from the rolling driving device (121), the other end of the rotating shaft (61) penetrates through the upper installation rotating hole (414) of the other roller seat assembly (40) and the preset rotating hole (410) to be connected with an output shaft of an upper roller driving motor (124), one end of the rotating shaft (61) far away from the rolling driving device (121) is concavely provided with a sliding adjusting cavity (611), the adjusting shaft (62) is slidably installed in the sliding adjusting cavity (611), the upper rolling roller (63) is installed in the middle of the outer wall of the rotating shaft (61), an adjusting cavity (631) is formed in the upper rolling roller (63), one end, adjacent to the rolling driving device (121), of the adjusting cavity (631) is concavely provided with four radial sliding grooves (632) along the circumferential direction, and the rolling adjusting element (64) is slidably installed in the rotating shaft (61) and the adjusting cavity (631).
  8. 8. The sheet metal rolling mill of claim 7, wherein one end of the outer wall of the rotating shaft (61) far away from the rolling driving device (121) is concavely provided with a gas collecting ring groove (612), one end of the gas collecting ring groove (612) adjacent to the rolling driving device (121) is provided with a gas collecting impeller (613), the other end of the inner wall of the gas collecting ring groove (612) is concavely provided with a plurality of gas guide arc grooves (614) along the circumferential direction, the plurality of gas guide arc grooves (614) are communicated with the sliding adjusting cavity (611), the gas collecting impeller (613) is rotatably arranged in a hollow cavity (411) of a roller seat shell (41) adjacent to the rolling driving device (121), and the outer wall of the rotating shaft (61) is concavely provided with a plurality of strip-shaped sliding grooves (615) along the length direction.
  9. 9. The sheet metal rolling mill of claim 8, wherein an air guide cavity (621) is formed in the adjusting shaft (62), a plurality of air guide holes (622) are concavely formed in the outer wall of the adjusting shaft (62) along the circumferential direction, the plurality of air guide holes (622) are communicated with the air guide cavity (621), a plurality of arc-shaped air guide communication grooves (623) are concavely formed in the inner wall of the air guide cavity (621) along the circumferential direction at one end, adjacent to the rolling driving device (121), of the adjusting shaft, a plurality of air guide arc-shaped grooves (614) are communicated with the plurality of arc-shaped air guide communication grooves (623), an adjusting cylinder is arranged at the inner end of the hollow cavity (411) of the roll seat shell (41) far away from the rolling driving device (121), and an output shaft of the adjusting cylinder is rotationally connected with one end, far away from the rolling driving device (121), of the adjusting shaft (62).
  10. 10. The sheet metal rolling mill of claim 9, wherein each rolling adjustment element (64) comprises a plurality of rolling adjustment slip rings (641) and four rolling adjusters (642), the inner walls of the rolling adjustment slip rings (641) are respectively arranged at the middle part of the outer wall of the rotating shaft (61) in a sliding manner at intervals along the length direction, an adjustment connection sliding block (643) is convexly arranged on the inner wall of each rolling adjustment slip ring (641), the adjustment connection sliding block (643) is penetrated through a strip-shaped sliding groove (615) and is connected with the outer wall of the adjusting shaft (62), four adjustment rotary tables (644) are convexly arranged on the outer wall of each rolling adjustment slip ring (641) along the circumferential direction, the four rolling adjusters (642) are respectively rotatably arranged in the four adjustment rotary tables (644) of the rolling adjustment slip rings (641), each rolling adjuster (642) comprises an adjustment supporting transverse frame (645), four supporting pulleys (647) and a plurality of adjustment transverse plates (648), one end of the adjustment supporting transverse frame (647) is slidingly arranged in the radial sliding groove (632), the four supporting pulleys (646) are respectively arranged at the four supporting end walls (645) and are respectively arranged at the four supporting ends of the adjustment transverse frame (645) and are respectively connected with the rolling transverse frame (645), the outer wall of the propping arc-shaped plate (647) is propped against the inner wall of the adjusting cavity (631), the outer sides of the plurality of adjusting rotating arms (648) are respectively arranged in the adjusting propping transverse frame (645) in a rotating way along the length direction at intervals, and the inner sides of the plurality of adjusting rotating arms (648) are respectively arranged in the adjusting rotary table (644) of the plurality of rolling adjusting slip rings (641) in a rotating way.

Description

Sheet metal rolling mill Technical Field The invention relates to the technical field of metal rolling mills, in particular to a metal plate rolling mill. Background The metal plate rolling mill is core equipment for producing high-quality aluminum alloy plates, and aluminum alloy becomes a key material in high-end fields such as aerospace, rail transit and the like due to the advantages of low density and high specific strength. However, the inherent characteristics of aluminum alloy make the rolling process extremely sensitive to process conditions, the high thermal conductivity of the aluminum alloy leads to rapid temperature conduction, the low melting point of the aluminum alloy also limits a narrow processing temperature window, and the characteristic of low elastic modulus of the aluminum alloy is easy to cause stress deformation of a roller. The cooling mode of the existing rolling mill cannot realize the uniform temperature of the rolling process, local overheating of the roller is easy to cause, uneven thermal expansion and thermal convexity distortion are caused, plate shape defects such as middle waves and side waves can be caused, coarse grains and uneven tissues can be caused due to the fact that the local temperature exceeds a process window, the mechanical property of the plate is seriously reduced, meanwhile, the problem of sticking the roller and pressing oxide skin is aggravated due to temperature unbalance, and the surface quality is damaged. The existing rollers are designed to be fixed in rigidity, cannot be matched with large deformation resistance in the process of rolling high-strength aluminum alloy, and are easy to elastically flex in the process of adjusting rolling pressure, so that uniformity of a roller gap is damaged, and problems of out-of-tolerance thickness of a plate, thinning of edges and the like are easy to occur. More critical is that the temperature control and the rigidity adjustment lack linkage, and the temperature control response is lagged when the working condition changes, so that the forming defect is further amplified, the rejection rate is high, and the production efficiency is low. Disclosure of Invention Based on this, there is a need to provide a sheet metal rolling mill to solve at least one technical problem in the background art. The utility model provides a sheet metal rolling mill, including the base subassembly, remove the adjusting part, two upper roller installation subassemblies, two roller seat subassemblies, lower roller subassembly and upper roller subassembly, the base subassembly is including the system base of pricking, the system drive seat, remove drive seat and middle sideslip frame, system base and system drive seat install respectively in the mounting surface both ends, system drive seat top slip is provided with rolling actuating device, system drive seat top surface middle part is provided with the lifting frame, lifting frame top vertical slip is provided with the sideslip mount table, sideslip mount table bottom slip is provided with upper roller driving motor, four bight punishment in system base top surface do not are provided with the horizontal migration rail, system base top surface both ends middle part is provided with respectively and shifts the box, it is equipped with the worm change hole to shift box inner end middle part indent respectively, it is equipped with the horizontal hole to shift box top both sides respectively to shift, it installs the lower roller and changes the hole to shift box top both sides, it installs in system base bottom one end to remove base bottom, middle sideslip frame bottom part installs in the top surface middle part, it is provided with rolling actuating device to remove the top surface, the adjusting part and includes central pressing element and horizontal adjusting element, the center sideslip element installs in middle frame and rolling element in the base, horizontal adjusting element installs in two roller subassemblies and installs in two upper roller subassemblies both ends, two upper roller subassemblies and two horizontal roll subassemblies are installed respectively. As a further improvement of the invention, the central pressing element comprises a central adjusting motor, a middle screw rod, two inclined sliding seats, a V-shaped pressing frame and four carrier rollers, wherein the central adjusting motor is arranged at the top of one side of the bundling base, one end of the middle screw rod is arranged on an output shaft of the central adjusting motor, the two inclined sliding seats are respectively and slidably arranged at two sides of the top of the middle traversing frame, threaded holes are respectively and concavely arranged in the middle of the two inclined sliding seats, the other end of the middle screw rod is respectively and rotatably arranged in the two threaded holes, two sides of the bottom of the V-shaped pressing frame are respectively and slidably arranged at