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CN-122007291-A - Pi-shaped pier capping beam steel bar integrated manufacturing jig frame and mounting method thereof

CN122007291ACN 122007291 ACN122007291 ACN 122007291ACN-122007291-A

Abstract

The invention relates to a pi-shaped pier capping beam steel bar integral manufacturing jig and an installation method thereof, which belong to the technical field of steel bar cage processing and aim to solve the problems that the existing jig has poor capability of adapting to uneven ground in mountain areas, is easy to shift under strong canyon wind, has insufficient positioning precision and poor universality, the integral supporting frame can be disassembled and assembled, the positioning blocks realize accurate positioning of the reinforcing steel bars, the driving assembly utilizes the wind power to drive the self-locking mechanism to realize automatic locking and resetting of the transverse reinforcing steel bars, the invention adopts a pure mechanical structure, electric driving is not needed, the invention is suitable for mountain canyon construction scenes, the positioning precision is high, the universality is strong, the disassembly and assembly are convenient and the turnover is repeated, the construction cost is effectively reduced, the construction efficiency and the safety are improved, and the invention is suitable for integral manufacture of pi-shaped pier capping beam reinforcing steel bars.

Inventors

  • CAI JIE
  • LIU GUANGCAI
  • SUN AN
  • PAN ERBAO
  • XU YUBING

Assignees

  • 安徽巢湖路桥建设集团有限公司

Dates

Publication Date
20260512
Application Date
20260319

Claims (10)

  1. 1. The utility model provides a pi formula mound bent cap reinforcing bar integration preparation bed-jig which characterized in that includes: a base support (1); The height adjusting support legs (2) are assembled at the bottom of the foundation supporting seat (1) and are used for adapting to uneven ground in mountain areas and realizing horizontal leveling of the foundation supporting seat (1); The plurality of integral supporting frames (3) are detachably assembled on the top of the foundation supporting seat (1), and the integral supporting frames (3) comprise transverse supporting plates (31) and two supporting columns (32) fixed on the tops of the transverse supporting plates (31); the positioning block I (6) and the positioning block II (7) are respectively penetrated and assembled on one side, close to each other, of the two supporting upright posts (32) in a sliding manner, the positioning block I (6) is provided with a U-shaped bayonet (61) for limiting the annular restraint rib (9), and the positioning block II (7) is provided with an assembling groove (71) for positioning the transverse reinforcing rib (8); The self-locking mechanism (10) is arranged in the positioning block II (7) and comprises an eccentric locking wheel (101) and a rotating shaft I (102), the eccentric locking wheel (101) is driven to rotate through the rotating shaft I (102), and the transverse reinforcing ribs (8) are clamped in the assembly grooves (71); The driving assembly is arranged on the side integral supporting frame (3), and the rotation shaft I (102) is driven to rotate by wind power, so that the automatic locking of the transverse reinforcing ribs (8) is realized.
  2. 2. The pi-shaped pier capping beam steel bar integrated manufacturing jig according to claim 1, wherein the foundation supporting seat (1) comprises two connecting plates (11), a plurality of adjusting rods (12) are fixedly arranged on one side of one connecting plate (11), the plurality of adjusting rods (12) are slidably assembled at the bottom of the other connecting plate (11), and the overall width of the foundation supporting seat (1) is adjusted through the sliding fit of the adjusting rods (12) and the connecting plate (11), so that the pi-shaped pier capping beam steel bars with different sizes are manufactured in an adaptive mode.
  3. 3. The pi-shaped pier capping beam steel bar integrated manufacturing jig according to claim 1, wherein the height adjusting support leg (2) comprises a plurality of mechanical lifting jacks (21), the output ends of the mechanical lifting jacks (21) are fixedly connected with the bottoms of the connecting plates (11), spherical hinge universal joints (22) are fixedly assembled at the bottoms of the mechanical lifting jacks (21), supporting bottom plates (23) are embedded in the bottom end ball heads of the spherical hinge universal joints (22), the spherical hinge universal joints (22) can rotate at any angle, and the supporting bottom plates (23) are tightly attached to uneven ground by matching with fine adjustment of the heights of the mechanical lifting jacks (21).
  4. 4. The pi-shaped pier capping beam steel bar integrated manufacturing jig according to claim 3, wherein a plurality of guide positioning pins (33) are fixedly arranged at the bottom of the transverse supporting plate (31), accurate positioning holes (13) matched with the guide positioning pins (33) are formed in the tops of the connecting plates (11), the guide positioning pins (33) are inserted into the accurate positioning holes (13), accurate positioning of the integral supporting frame (3) and the basic supporting seat (1) is achieved, and meanwhile limiting effects are achieved on the two connecting plates (11).
  5. 5. The pi pier capping beam steel bar integrated manufacturing jig according to claim 4, wherein the self-locking mechanism (10) further comprises a supporting bearing seat (103) fixed on the outer side of the integrated supporting frame (3), a rotating shaft II (104) is rotatably assembled at the top of the supporting bearing seat (103), the same guiding sliding sleeve (106) is sleeved on the outer walls of the rotating shaft II (104) and the rotating shaft I (102) in a sliding manner, and transmission connection and disconnection between the rotating shaft II (104) and the rotating shaft I (102) are achieved through sliding of the guiding sliding sleeve (106).
  6. 6. The pi pier capping beam steel bar integrated manufacturing jig according to claim 5, wherein the self-locking mechanism (10) further comprises a guide sliding bar (110) and a rotary supporting seat II (107), the guide sliding bar (110) is slidably assembled on one side of the supporting upright post (32), the rotary supporting seat II (107) is rotatably sleeved on the outer wall of the guide sliding sleeve (106), and penetrates through a rectangular opening on the supporting upright post (32) to be fixedly connected with the guide sliding bar (110), the guide sliding bar (110) is pushed to move up and down, and the rotary supporting seat II (107) can be driven to be inserted into and separated from the rotary shaft I (102) to fix the positions of the positioning block II (7) and the positioning block I (6).
  7. 7. The pi pier capping beam steel bar integrated manufacturing jig according to claim 6, wherein the driving assembly comprises a transmission rack (108) slidingly assembled at the top of the supporting bearing seat (103), a transmission gear (105) meshed with the transmission rack (108) is fixedly assembled at the top of the rotating shaft II (104), a rotating supporting seat I (34) is fixedly arranged on one side of the supporting upright post (32), a linkage rotating rod (4) is rotatably assembled on the rotating supporting seat I (34), a plurality of wind-receiving deflection blades (5) are fixedly arranged at the top end of the linkage rotating rod (4), and the wind blows the wind-receiving deflection blades (5) to drive the linkage rotating rod (4) to rotate, so that the rotating shaft I (102) is driven to rotate through the meshing of the transmission rack (108) and the transmission gear (105).
  8. 8. The pi-shaped pier capping beam steel bar integrated manufacturing jig according to claim 7, wherein two adjacent transmission racks (108) and side transmission racks (108) are connected with the linkage rotary rod (4) through a traction cable I (109), one end of the traction cable I (109) is fixedly connected with the transmission racks (108), the other end of the traction cable I is fixed on a rotary supporting seat II (107) through a fastening bolt (117), and threaded holes (118) matched with the fastening bolt (117) are formed in one end of the transmission racks (108) and the outer wall of the linkage rotary rod (4).
  9. 9. The pi-shaped pier capping beam steel bar integrated manufacturing jig according to claim 8, wherein a connecting shaft (116) is rotatably assembled at the bottom of the positioning block II (7), the eccentric locking wheel (101) is fixedly sleeved on the connecting shaft (116), a connecting disc I (113) is fixedly sleeved on the outer wall of the bottom end of the connecting shaft (116), a connecting disc II (115) is fixedly sleeved on the outer wall of the bottom end of the rotating shaft I (102), the connecting disc I (113) is connected with the connecting disc II (115) through a traction cable II (114), a reset torsion spring (112) is sleeved on the outer wall of the connecting shaft (116), and two ends of the reset torsion spring (112) are fixedly connected with the bottom of the positioning block II (7) and the outer wall of the connecting shaft (116) respectively and used for driving the eccentric locking wheel (101) to reset.
  10. 10. The installation method of the pi-shaped pier capping beam steel bar integrated manufacturing jig frame is characterized by being applied to the pi-shaped pier capping beam steel bar integrated manufacturing jig frame as claimed in any one of claims 1 to 9, and comprises the following steps: S1, splicing two connecting plates (11) to form a basic supporting seat (1), adjusting the relative position of an adjusting rod (12) and the connecting plates (11), and fixing by locking bolts; S2, assembling the height-adjusting support leg (2) at the bottom of the connecting plate (11), finely adjusting the height of the mechanical jack (21), and matching with the spherical hinge universal joint (22) to enable the supporting bottom plate (23) to be attached to the ground, so that the foundation supporting seat (1) is ensured to be horizontal; S3, assembling the integral supporting frame (3) on the top of the basic supporting seat (1) through the cooperation of the guide positioning pins (33) and the accurate positioning holes (13), and fixing and checking the stability; S4, assembling the positioning block I (6) and the positioning block II (7) on the supporting upright post (32), fixing the connecting strip (111) and the anti-falling limiting block (62), and adjusting the position of the positioning block; S5, assembling the self-locking mechanism (10), and sequentially assembling all parts in place to ensure smooth sliding of the guide sliding sleeve (106) and firm assembling of the reset torsion spring (112); S6, assembling a driving assembly, enabling a transmission rack (108) to be meshed with the transmission gear (105), fixing a traction cable I (109) and adjusting tension; S7, comprehensively checking connection and operation states of all parts, ensuring that the jig frame is free of looseness and clamping stagnation, and meeting construction use requirements.

Description

Pi-shaped pier capping beam steel bar integrated manufacturing jig frame and mounting method thereof Technical Field The invention belongs to the technical field of reinforcement cage processing, and relates to a pi-shaped pier capping beam reinforcement bar integrated manufacturing jig and an installation method thereof. Background The pi-shaped pier capping beam is used as an important bearing member in bridge structures, is widely applied to bridge construction of complex terrains such as mountain areas, canyons and the like, and the precision and efficiency of steel bar binding directly influence the structural strength, construction quality and service life of the pier capping beam. In pi-shaped pier bent cap construction process, steel bar integrated manufacturing is a key process, and the jig frame is used as a core tool for steel bar binding and used for positioning, supporting and shaping the steel bars, and the performance of the jig frame directly determines the steel bar binding precision, construction efficiency and construction safety. At present, a jig frame used for manufacturing the existing pi-shaped pier capping beam steel bars mostly adopts a traditional fixed structure design, and a plurality of technical defects which are difficult to solve exist in complicated construction scenes such as mountain areas, canyons and the like, so that the construction progress, the construction quality and the construction safety are seriously affected, and the concrete steps are as follows: firstly, the base of traditional bed-jig is mostly rigid fixed structure, do not have self-adaptation leveling function, need pour an absolute horizontally concrete terrace or lay thick steel sheet before the construction for guarantee the level and the stability of bed-jig, but in mountain area construction, the topography is complicated, the relief is dangerous, pour horizontal terrace or lay the steel sheet and not only need throw into a large amount of manpower, material resources and financial resources, increase early civil engineering cost by a wide margin, and construction cycle is long, seriously influence the construction progress, simultaneously, the mountain area foundation is mostly soft foundation, the easy subsidence takes place, and traditional bed-jig does not have corresponding self-adaptation adjustment ability, the bed-jig easily takes place the slope, unstability when the foundation subsides, and then lead to the reinforcing bar to shift, influence construction quality, even initiate the incident. Secondly, the topography in the canyon area is special, the climate is changeable, instantaneous wind power can reach strong typhoon level, instantaneous wind power can reach 14 levels highest, construction environment is extremely abominable, traditional bed-jig is mostly static open structure to the spacing of reinforcing bar, can only realize simple location, no active anti-wind locking function, when meeting strong gust, the ligature is the steel reinforcement cage that is not firm very easily takes place to slide, warp on the bed-jig, lead to the whole size off tracking of reinforcing bar, not only influence the ligature precision of reinforcing bar, still probably initiate incident such as the steel reinforcement cage falls, bring very big hidden danger for construction safety, even need to shut down and keep away the danger, seriously influence the construction progress. Therefore, we propose a pi-shaped pier capping beam steel bar integrated manufacturing jig and an installation method thereof, which are used for solving the problems. Disclosure of Invention In view of the above, the present invention provides a pi-shaped pier capping beam steel bar integrated manufacturing jig and an installation method thereof. In order to achieve the purpose, the invention provides the following technical scheme that the pi-shaped pier capping beam steel bar integrated manufacturing jig comprises the following steps: A base support seat; the height adjusting support legs are assembled at the bottom of the foundation supporting seat and are used for adapting to uneven ground in mountain areas and realizing horizontal leveling of the foundation supporting seat; The plurality of integral supporting frames are detachably assembled on the top of the foundation supporting seat and comprise a transverse supporting plate and two supporting columns fixed on the top of the transverse supporting plate; the positioning block I and the positioning block II are respectively penetrated and assembled on one side of the two supporting upright posts, which are close to each other, the positioning block I is provided with a U-shaped bayonet used for limiting the annular restraint rib, and the positioning block II is provided with an assembly groove used for positioning the transverse reinforcing rib; The self-locking mechanism is arranged in the positioning block II and comprises an eccentric locking wheel and a rotating shaft