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CN-121988849-A - Device and method for installing and forming longitudinal ribs of box girder web plate

CN121988849ACN 121988849 ACN121988849 ACN 121988849ACN-121988849-A

Abstract

The invention discloses a device and a method for installing and forming longitudinal ribs of a box girder web, which belong to the technical field of box girder web construction and comprise a ground rail traveling system, a welding portal frame, a welding mechanism and a longitudinal rib moving support assembly, wherein the welding portal frame is fixedly arranged at the moving end of the ground rail traveling system, an outer welding straight line module is symmetrically and fixedly arranged on the welding portal frame, a movable mounting frame is fixedly arranged at the moving end of the outer welding straight line module, an inner welding straight line module is fixedly arranged in the middle of the welding portal frame, a movable support frame is fixedly arranged at the moving end of the inner welding straight line module, welding mechanisms are arranged on the movable mounting frame and the movable support frame, and each welding mechanism comprises a welding guide assembly, a support rib plate, a lateral rib pressing assembly, a longitudinal rib pressing assembly and a resistance welding structure. Through the mode, the box girder stirrups and the longitudinal bars are positioned before welding, so that the welding efficiency is improved, and the welding precision is guaranteed.

Inventors

  • LAI SHIGUANG
  • DING SHIHONG
  • ZHANG JIAN
  • CHEN HUAN
  • MAO JIANGMING
  • Tong Younian
  • LUO LIQIONG
  • ZHANG SHIBAO

Assignees

  • 中铁四局集团有限公司
  • 中铁四局集团有限公司创智工程科技分公司

Dates

Publication Date
20260508
Application Date
20260409

Claims (10)

  1. 1. The utility model provides a floor beam web indulges muscle installation forming device, includes ground rail traveling system, welding portal frame (1), welding mechanism (3) and indulges muscle and remove supporting component, its characterized in that: the welding portal frame (1) is fixedly arranged at the moving end of the ground rail traveling system, outer welding linear modules (21) are symmetrically and fixedly arranged on the welding portal frame (1), a movable mounting frame (211) is fixedly arranged at the moving end of each outer welding linear module (21), an inner welding linear module (22) is fixedly arranged in the middle of the welding portal frame (1), a movable supporting frame (221) is fixedly arranged at the moving end of each inner welding linear module (22), welding mechanisms (3) are arranged on the movable mounting frame (211) and the movable supporting frame (221), and a rib penetrating platform (11) is arranged on one side of the ground rail traveling system; The welding mechanism (3) comprises a welding guide assembly (31), a support rib plate (32), a lateral rib pressing assembly (33), a longitudinal rib pressing assembly (34) and a resistance welding structure (35), wherein the welding guide assembly (31) for supporting and guiding longitudinal ribs is arranged on the welding portal frame (1), a plurality of support rib plates (32) are fixedly arranged on the movable mounting frame (211) and the movable supporting frame (221), a plurality of groups of lateral rib pressing assemblies (33) and resistance welding structures (35) are arranged on the movable mounting frame (211) and the movable supporting frame (221), the longitudinal rib pressing assembly (34) is arranged on the lateral rib pressing assembly (33), the lateral rib pressing assembly (33) and the longitudinal rib pressing assembly (34) are used for positioning and pressing box girder stirrups and longitudinal ribs, and the resistance welding structure (35) is used for welding the box girder stirrups and the longitudinal ribs together; Three groups of longitudinal bar moving support components for supporting and guiding the longitudinal bars are distributed on one side of the welding portal frame (1).
  2. 2. The device for installing and forming the longitudinal ribs of the box girder web according to claim 1, wherein the longitudinal rib moving and supporting assembly comprises a ground rail linear module (41), an inner guiding assembly (42) and an outer guiding assembly (43), a guiding moving frame is fixedly arranged at the moving end of the ground rail linear module (41), the outer guiding assemblies (43) used for guiding and supporting the outer longitudinal ribs are symmetrically arranged on two sides of the guiding moving frame, and the inner guiding assemblies (42) used for guiding and supporting the inner longitudinal ribs are symmetrically arranged in the middle of the guiding moving frame.
  3. 3. The box girder web longitudinal bar installation molding device according to claim 2, wherein the resistance welding structure (35) comprises a pressing assembly and a welding assembly, the pressing assembly is installed on the movable mounting frame (211) and the movable supporting frame (221), and the welding assembly is installed on the pressing assembly.
  4. 4. The device for installing and forming the longitudinal ribs of the box girder web according to claim 3, wherein the welding guide assembly (31) comprises a guide installation frame (311), a first installation plate (312), a first guide wheel (313) and a second installation plate (314), the guide installation frame (311) is fixedly installed on the welding portal frame (1), the first installation plate (312) is fixedly installed on the guide installation frame (311), the first installation plate (312) is parallel to corresponding box girder stirrups, a plurality of groups of rolling guide structures are uniformly installed on the first installation plate (312) at equal intervals, each rolling guide structure comprises two first guide wheels (313) which are respectively arranged on two sides of the longitudinal ribs, the first guide wheels (313) are rotatably installed on the first installation plate (312), the second installation plate (314) is fixedly installed on the guide installation frame (311), and a plurality of first guide pipes (315) are uniformly and fixedly installed on the second installation plate (314) at equal intervals.
  5. 5. The box girder web longitudinal rib installation molding device according to claim 1, wherein the lateral rib pressing assembly (33) comprises a mounting plate III (331), lateral rib pressing cylinders (332) and pressing blocks (333), the mounting plate III (331) is fixedly installed on the movable mounting frame (211) and the movable supporting frame (221), a plurality of lateral rib pressing cylinders (332) are uniformly and fixedly installed on the mounting plate III (331) at equal intervals, and the pressing blocks (333) are fixedly installed at the output ends of the lateral rib pressing cylinders (332).
  6. 6. The device for installing and forming the longitudinal ribs of the box girder web according to claim 1, wherein the longitudinal rib pressing assembly (34) comprises a longitudinal rib pressing cylinder (341), a rib pressing moving plate (342), rib pressing plates (343) and a moving guide module, the longitudinal rib pressing cylinder (341) is fixedly installed on the upper side of the guide installation frame (311), the rib pressing moving plate (342) is fixedly installed at the output end of the longitudinal rib pressing cylinder (341), the rib pressing plates (343) are symmetrically and fixedly installed on two sides of the rib pressing moving plate (342), a supporting rib plate (32) is distributed between the two rib pressing plates (343), the moving guide module is installed on the installation plate III (331), and the rib pressing plates (343) are uniformly provided with pressing grooves at equal intervals.
  7. 7. The device for installing and forming the longitudinal ribs of the box girder web according to claim 3, wherein the pressing component comprises a hook welding installation frame (351), a box girder stirrup guide cylinder (352), a guide fork (353), a welding head cylinder (356) and a pressing seat (357), the hook welding installation frame (351) is fixedly installed on the movable installation frame (211) and the movable support frame (221), the box girder stirrup guide cylinder (352) is fixedly installed on the hook welding installation frame (351), the guide fork (353) is fixedly installed at the output end of the box girder stirrup guide cylinder (352), the welding head cylinder (356) is fixedly installed on the hook welding installation frame (351), and the pressing seat (357) is fixedly installed at the output end of the welding head cylinder (356).
  8. 8. The device for installing and forming the longitudinal ribs of the web plate of the box girder according to claim 7, wherein the welding assembly comprises a hook welding cylinder (354) and an electrode fork (355), the hook welding cylinder (354) is fixedly arranged on the hook welding installation frame (351), and the electrode fork (355) is fixedly arranged at the output end of the hook welding cylinder (354).
  9. 9. The device for installing and forming the longitudinal ribs of the web plates of the box girders according to claim 8, wherein the inner guide assembly (42) comprises a first support frame (421), a second support frame (422), a third guide pipe (423) and a fourth guide wheel (424), the first support frame (421) is fixedly installed on the guide moving frame, the second support frame (422) is symmetrically and fixedly installed on the first support frame (421), a plurality of third guide pipes (423) are uniformly and uniformly installed on the second support frame (422) at equal intervals, a plurality of groups of rolling guide modules are uniformly installed on the second support frame (422) at equal intervals, each rolling guide module comprises two fourth guide wheels (424) which are respectively located on two sides of the longitudinal ribs, and the fourth guide wheels (424) are rotatably installed on the second support frame (422).
  10. 10. A method for installing and forming a longitudinal rib of a box girder web, which is characterized by comprising the following steps by using the device for installing and forming the longitudinal rib of the box girder web according to claim 3: the welding portal frame (1) is moved to a wire winding end bar penetrating position through a ground rail traveling system, and three groups of ground rail linear modules (41) drive an inner guide assembly (42) and an outer guide assembly (43) to synchronously move to one side of the welding portal frame (1); Secondly, manually penetrating an inner web longitudinal rib and an outer web longitudinal rib into an inner guide assembly (42) and an outer guide assembly (43) at a rib penetrating station (11) in sequence, and then sequentially penetrating a welding guide assembly (31), a lateral rib pressing assembly (33), a longitudinal rib pressing assembly (34), a pressing assembly and a welding assembly on the inner side and a longitudinal rib pressing assembly (34), a pressing assembly and a welding assembly on the other side of the welding assembly; Thirdly, operating the lateral rib pressing assembly (33) and the longitudinal rib pressing assembly (34) to press the longitudinal ribs and the box girder stirrups, wherein the three groups of ground rail linear modules (41) drive the inner guide assembly (42) and the outer guide assembly (43) to move uniformly and support the longitudinal ribs; fourthly, operating the compression assembly to tightly attach the staggered parts of the longitudinal bars and the box girder stirrups, and then welding the longitudinal bars and the box girder stirrups together through the welding assembly; And fifthly, resetting the compression assembly, the welding assembly, the lateral reinforcement assembly (33) and the longitudinal reinforcement assembly (34) after welding is finished, and driving the compression assembly, the welding assembly, the lateral reinforcement assembly (33) and the longitudinal reinforcement assembly (34) on the inner side and the outer side by the outer welding linear module (21) and the inner welding linear module (22) which are matched with a ground rail traveling system to move to the next box girder stirrup until all the box girder stirrups and the longitudinal reinforcements are welded together.

Description

Device and method for installing and forming longitudinal ribs of box girder web plate Technical Field The invention relates to the technical field of box girder web construction, in particular to a box girder web longitudinal rib installation molding device and a box girder web longitudinal rib installation molding method. Background The binding welding forming of the longitudinal ribs of the box girder is a core process for manufacturing the steel reinforcement framework of the box girder, and the transverse spacing and the longitudinal elevation of the steel reinforcement are marked by manually matching with a jig frame, and then the longitudinal ribs are penetrated, positioned and bound in sequence so as to fix the spatial positions of the longitudinal ribs and prevent welding deformation. The traditional method mainly comprises manual field binding, has complicated working procedures, low efficiency and high quality control difficulty, is easy to cause the problems of inaccurate longitudinal rib spacing, infirm binding or missing binding and the like because manual operation depends on personal experience, requires workers to work in high altitude or narrow space in the binding process, is easy to fall or cause steel bar slipping to hurt people accidents if protective measures are not in place, is mainly dependent on manual operation, is easy to cause problems of lack of penetration, burning-through or poor forming and the like when the welding speed is not coordinated with parameters such as current, welding rod diameter and the like, and limits the welding efficiency. For example, chinese patent CN113996963B discloses a full-automatic welding apparatus and method for stirrups and U-shaped steel bars, in which an upper welding head assembly and a lower welding head assembly are driven by a rack sliding rail assembly to travel to a welding position, and an upper electrode assembly and a lower electrode assembly of the upper welding head assembly and the lower welding head assembly are driven by a screw assembly to integrally move to a pre-alignment position for welding. But the device is difficult to directly apply in the welding of the longitudinal bar of the box girder web plate and the box girder stirrup, and is difficult to quickly enable the longitudinal bar to move to an accurate position when welding is carried out, so that the whole welding efficiency is influenced, and the middle part of the longitudinal bar is easy to bend downwards under the action of self gravity before welding, so that the welding precision is influenced. Based on the above, the invention designs a box girder web longitudinal rib installation molding device and a method thereof to solve the above problems. Disclosure of Invention Aiming at the defects existing in the prior art, the invention provides a box girder web longitudinal rib installation molding device and a method thereof. In order to achieve the above purpose, the invention is realized by the following technical scheme: a box girder web longitudinal bar installation molding device comprises a ground rail traveling system, a welding portal frame, a welding mechanism and a longitudinal bar moving support assembly; The welding portal frame is fixedly arranged at the movable end of the ground rail traveling system, outer welding linear modules are symmetrically and fixedly arranged on the welding portal frame, a movable mounting frame is fixedly arranged at the movable end of each outer welding linear module, an inner welding linear module is fixedly arranged in the middle of the welding portal frame, and a movable supporting frame is fixedly arranged at the movable end of each inner welding linear module; The welding mechanism comprises a welding guide assembly, a supporting rib plate, a lateral rib pressing assembly, a longitudinal rib pressing assembly and a resistance welding structure, wherein the welding guide assembly for supporting and guiding the longitudinal rib is arranged on the welding portal frame, and a plurality of supporting rib plates are fixedly arranged on the movable mounting frame and the movable supporting frame; the movable mounting frame and the movable supporting frame are provided with a plurality of groups of lateral rib pressing assemblies and resistance welding structures, and the lateral rib pressing assemblies are provided with longitudinal rib pressing assemblies; three groups of longitudinal bar moving support components for supporting and guiding the longitudinal bars are distributed on one side of the welding portal frame. Still further, indulge muscle and remove supporting component and include ground rail straight line module, interior direction subassembly and outer direction subassembly, the mobile terminal fixed mounting of ground rail straight line module has the direction to remove the frame, and the direction is removed the outer direction subassembly that the frame both sides symmetry was installed and is used for leading