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CN-121972971-A - Steel bar sawing and threading integrated machine

CN121972971ACN 121972971 ACN121972971 ACN 121972971ACN-121972971-A

Abstract

The invention relates to the technical field of integrated machines and discloses a steel bar sawing threading integrated machine which comprises a mounting frame, wherein an annular guide rail is arranged at the top end of the mounting frame, a plurality of groups of normally closed clamp mechanisms are arranged at the top end of the annular guide rail, each normally closed clamp mechanism comprises an upper clamp cover, a lower clamp body, a connecting roller, a torsion spring and a conveying sliding table, the upper clamp cover is arranged at the top end of the lower clamp body, the lower clamp body is arranged at the top end of the conveying sliding table, the connecting roller is arranged at one side of the upper clamp cover, a linear guide rail is arranged at the top end of the mounting frame, and a follow-up redundant supporting mechanism is arranged at the top end of the linear guide rail. The invention eliminates the deflection of the reinforcing steel bars and the waste of the tailings through multi-point relay clamping, provides rigid constraint at the sawing point by the follow-up support, ensures the vertical incision, realizes the accurate positioning of the reinforcing steel bars from conveying to processing by the connection of the redundant constraint and non-disturbance, thoroughly eliminates secondary errors, eliminates the thread-overlapping vibration lines, and greatly improves the processing efficiency by the parallel operation of closed loop circulation conveying.

Inventors

  • JIA JUNTAO
  • Hou Ganjiang
  • GUO RENZHENG
  • ZHANG BING
  • LIU ZHAO
  • XIAO AIMIN
  • LI YINWEN

Assignees

  • 中铁建工集团有限公司
  • 中铁开发投资集团有限公司

Dates

Publication Date
20260505
Application Date
20260317

Claims (10)

  1. 1. The utility model provides a steel bar sawing threading all-in-one, includes mounting bracket (1), its characterized in that, mounting bracket (1) top is provided with annular guide rail (3), annular guide rail (3) top is provided with multiunit normal closed clamp mechanism (2), normal closed clamp mechanism (2) are including last clamp cover (201), lower clamp body (202), connection gyro wheel (203), torsion spring (204) and carry slip table (205), go up clamp cover (201) and set up at lower clamp body (202) top, lower clamp body (202) set up at carry slip table (205) top, connection gyro wheel (203) set up in clamp cover (201) one side, torsion spring (204) set up in clamp cover (201) and lower clamp body (202) crossing department, carry slip table (205) to set up at annular guide rail (3) top, mounting bracket (1) top is provided with saw cuts mechanism (7), mounting bracket (1) top is provided with mantle fiber machine (10), mounting bracket (1) top is provided with linear guide rail (9), linear guide rail (9) top are provided with redundant mechanism (8) along with.
  2. 2. The steel bar sawing and threading integrated machine according to claim 1, wherein the follow-up redundant supporting mechanism (8) comprises a movable sliding table (801), a supporting arm (802), a first air cylinder (803), a clamping wheel (804), a second air cylinder (805), a V-shaped roller bracket (806), a limiting plate (807) and an elastic wheel (808), the movable sliding table (801) is arranged at the top end of a linear guide rail (9), the supporting arm (802) is arranged at the top end of the movable sliding table (801), the first air cylinder (803) is arranged at the top end of the supporting arm (802), the clamping wheel (804) is sleeved at the output end of the first air cylinder (803) and is located above the V-shaped roller bracket (806), the second air cylinder (805) is arranged at the top end of the movable sliding table (801), the bottom end of the V-shaped roller bracket (806) is sleeved at the output end of the second air cylinder (805), the limiting plate (807) is fixed at the top end of the movable sliding table (801), and the elastic wheel (808) is rotationally connected at the top end of the V-shaped roller bracket (806).
  3. 3. The steel bar sawing and threading integrated machine according to claim 1, wherein the sawing mechanism (7) comprises a saw blade (701), a sawing arm (702), a connecting shaft (703) and a first motor (704), the saw blade (701) is arranged on one side of the sawing arm (702), the sawing arm (702) is arranged at the top end of the connecting shaft (703), the connecting shaft (703) is arranged at the top end of the mounting frame (1), and the first motor (704) is arranged on one side of the sawing arm (702).
  4. 4. The steel bar sawing and threading integrated machine according to claim 1, wherein one end of the threading machine (10) is provided with a three-jaw chuck (11), a second motor (12) is arranged inside the mounting frame (1), the second motor (12) is matched with the linear guide rail (9) and used for driving the movable sliding table (801) to move along the linear guide rail (9), the bottom end of the normally closed clamp mechanism (2) is provided with a contact wheel (4), the contact wheel (4) is matched with the annular guide rail (3), a support (6) is arranged inside the mounting frame (1), and the support (6) is matched with the sawing mechanism (7).
  5. 5. The steel bar sawing and threading integrated machine according to claim 1 is characterized in that an air cylinder support (14) is arranged at the top end of the mounting frame (1), and an air cylinder (5) is arranged at one end of the air cylinder support (14).
  6. 6. The steel bar sawing and threading integrated machine according to claim 5, wherein a pressing plate (15) is arranged at the bottom end of the air cylinder (5), the pressing plate (15) corresponds to the connecting roller (203), and a plurality of groups of air pressure pipelines are arranged inside the air cylinder (5) located in the air cylinder support (14).
  7. 7. The steel bar sawing and threading integrated machine according to claim 1, wherein the upper clamp cover (201) and the lower clamp body (202) are elastically connected through a torsion spring (204), and a V-shaped opening is formed between the upper clamp cover (201) and the lower clamp body (202).
  8. 8. The steel bar sawing and threading integrated machine according to claim 1, wherein a third air cylinder (13) is arranged inside the mounting frame (1), the third air cylinder (13) is matched with the sawing mechanism (7), bearings are arranged inside the connecting shaft (703), and the number of the bearings is two.
  9. 9. The steel bar sawing and threading integrated machine according to claim 2, wherein a rotating shaft is arranged at the joint of the clamping wheel (804) and the first air cylinder (803), and a slideway matched with the V-shaped roller bracket (806) is arranged inside the limiting plate (807).
  10. 10. The steel bar sawing and threading integrated machine according to claim 2, wherein the limiting plate (807) and the movable sliding table (801) are fixed through screws, and a cavity clamped with the first cylinder (803) is formed in the supporting arm (802).

Description

Steel bar sawing and threading integrated machine Technical Field The invention relates to the technical field of integrated machines, in particular to a steel bar sawing threading integrated machine. Background In the patent application with the application publication number of CN201810481123.X, the steel bar lifting device comprises a steel bar conveying mechanism and a lifting clamping mechanism, wherein the steel bar conveying mechanism comprises a guide frame, a first guide shaft is fixed on the guide frame, a guide seat is sleeved on the first guide shaft, the guide seat is connected with a transverse driving assembly, the transverse driving assembly can drive the guide seat to slide along the first guide shaft, the lifting clamping mechanism comprises a guide fixing seat, the guide fixing seat is fixed on the guide seat, a lifting assembly is fixed on the guide fixing seat, a transition seat is arranged at the output end of the lifting assembly, and a clamping assembly is arranged on the transition seat and used for clamping steel bars. The lifting mechanism has the advantages that the lifting assembly in the lifting clamping mechanism moves up and down to receive the sawed steel bars, the stable reliability of conveying the steel bars is improved, damage to the steel bars in the conveying process can be effectively prevented, the steel bars are firmly clamped through the clamping assembly in the lifting clamping mechanism, the steel bars are prevented from sliding off in the moving process, the steel bars can be accurately conveyed into the threading machine from the sawing machine through the steel bar conveying mechanism, threading processing of the steel bars is achieved, and production efficiency is remarkably improved. In the prior art comprising the patent, the defects that single-point clamping enables a long steel bar to form a cantilever beam, free ends drop and swing, tail materials cannot be grabbed and are seriously wasted, the middle of the long steel bar is suspended and unsupported during processing, sawing and bending and threading tremble are caused, intermittent reciprocating motion has idle stroke, efficiency is low, station switching needs secondary positioning, two clamping centers are not overlapped to generate positioning errors, threads are subject to trembling, and processing quality and efficiency are difficult to achieve. Disclosure of Invention (One) solving the technical problems Based on the problems, the invention aims to provide the steel bar sawing threading all-in-one machine, which is used for solving the technical problems that a single-point clamping causes a long steel bar to form a cantilever beam, the free end droops and the tail cannot be grabbed, waste is serious, the middle is suspended and unsupported during processing, sawing is bent, threading is tremble, intermittent reciprocating motion has idle stroke, efficiency is low, station switching needs secondary positioning, the two clamping centers are not coincident to generate positioning errors, thread chatter is caused, and processing quality and efficiency are difficult to achieve. (II) technical scheme In order to achieve the purpose, the technical scheme is that the steel bar sawing and threading integrated machine comprises a mounting frame, wherein an annular guide rail is arranged at the top end of the mounting frame, a plurality of groups of normally closed clamp mechanisms are arranged at the top end of the annular guide rail, each normally closed clamp mechanism comprises an upper clamp cover, a lower clamp body, a connecting roller, a torsion spring and a conveying sliding table, the upper clamp cover is arranged at the top end of the lower clamp body, the lower clamp body is arranged at the top end of the conveying sliding table, the connecting roller is arranged at one side of the upper clamp cover, the torsion spring is arranged at the position where the upper clamp cover and the lower clamp body are mutually separated, the conveying sliding table is arranged at the top end of the annular guide rail, a sawing mechanism is arranged at the top end of the mounting frame, the threading machine is arranged at the top end of the mounting frame, and a linear guide rail is arranged at the top end of the mounting frame. Through adopting above-mentioned technical scheme, when carrying the material loading station of slip table removal to the mounting bracket front end, the cylinder action on the cylinder support that is located this station top, the clamp plate of its bottom stretches out downwards of drive, the clamp plate pushes down the connecting roller that is located all upper jaw covers afterbody of this station, overcome torsion spring's elasticity, make upper jaw cover upwards open, at this moment, outside loading attachment or arm hang the reinforcing bar and put the V type inslot on lower jaw body top, the cylinder resets afterwards, the clamp plate upwards lifts, break away from connectin