Search

CN-224222348-U - Cold drawing device for seamless steel tube

CN224222348UCN 224222348 UCN224222348 UCN 224222348UCN-224222348-U

Abstract

The utility model relates to the technical field of seamless steel tube processing and discloses a seamless steel tube cold drawing device which comprises a base, wherein a mounting plate is arranged above the base, four clamping mechanisms are arranged on the outer surface of the mounting plate, each clamping mechanism comprises a fixing frame arranged on the outer surface of the mounting plate, and a first motor is arranged on the outer surface of the fixing frame. According to the utility model, the four clamping mechanisms encircle the steel pipe and are matched with the first motor, the first threaded rod and the anti-slip pad, so that pressure is uniformly applied from multiple directions, meanwhile, the four electric push rods drive the top plate to jack up the inner wall of the steel pipe and are mutually matched with the four clamping mechanisms, the risk of die falling is obviously reduced, the clamping stability is improved, the flexibility and applicability of operation are enhanced, the shaking and shifting of the steel pipe are effectively avoided, the quality defect is reduced, the qualification rate of finished products is improved, the shutdown maintenance frequency is reduced, the production continuity is ensured, in addition, the potential safety hazard is eliminated, and the powerful guarantee is provided for the safe production.

Inventors

  • Mou Yian
  • MOU JINLONG
  • YAO XIUFEN

Assignees

  • 江苏宣胜金属科技有限公司

Dates

Publication Date
20260512
Application Date
20250709

Claims (8)

  1. 1. The utility model provides a seamless steel pipe cold drawing device, includes base (1), its characterized in that, the top of base (1) is provided with mounting panel (2), the surface of mounting panel (2) is provided with four fixture (3), fixture (3) are including installing mount (301) at mounting panel (2) surface, first motor (302) are installed to the surface of mount (301), be connected with first threaded rod (303) after the output of first motor (302) runs through mount (301), the surface threaded connection of first threaded rod (303) has screwed pipe (304), the one end that first threaded rod (303) were kept away from to screwed pipe (304) is connected with clamp plate (305), first slipmat (307) are installed to the bottom surface of clamp plate (305).
  2. 2. The cold drawing device for the seamless steel pipe according to claim 1, wherein the upper surface of the pressing plate (305) is connected with two limiting rods (306), the top ends of the two limiting rods (306) are connected to the inner wall of the fixing frame (301) together, the connecting rod (4) is installed on the right side surface of the mounting plate (2), the outer surface of the connecting rod (4) is connected with four electric push rods (5), and a top plate (6) is installed at the output end of each electric push rod (5).
  3. 3. The cold drawing device for the seamless steel pipe according to claim 1, wherein a fixing plate (7) is arranged on the upper surface of the base (1), a hydraulic rod (8) is arranged on the right side surface of the fixing plate (7), the output end of the hydraulic rod (8) is connected with the left side surface of the mounting plate (2), and a controller (10) is arranged on the outer surface of the fixing plate (7).
  4. 4. The cold drawing device for the seamless steel pipe according to claim 1, wherein the bottom surface of the base (1) is provided with a fixing mechanism (9), the fixing mechanism (9) comprises a shell (901) arranged on the bottom surface of the base (1), and a second motor (902) is arranged in the shell (901).
  5. 5. A seamless steel tube cold drawing device according to claim 4, wherein the two output ends of the second motor (902) are connected with second threaded rods (903), one end of each second threaded rod (903) far away from the second motor (902) is rotatably connected inside the outer shell (901), and the outer surface of each second threaded rod (903) is in threaded connection with a threaded sleeve (904).
  6. 6. The cold drawing device for the seamless steel pipe according to claim 5, wherein a limiting block (905) is fixedly arranged on the outer surface of each threaded sleeve (904), and two limiting grooves (906) and four sliding grooves (909) are formed in the upper surface of the outer shell (901).
  7. 7. The cold drawing device for the seamless steel pipe according to claim 6, wherein a clamping plate (907) is arranged after one side surface, far away from the threaded sleeve (904), of each limiting block (905) penetrates through the limiting groove (906), two sliding blocks (908) are arranged on the bottom surface of each clamping plate (907), and the outer surface of each sliding block (908) is slidably connected inside each sliding groove (909).
  8. 8. A cold drawing apparatus for seamless steel pipe according to claim 7, wherein a second non-slip mat (9010) is installed on one side of both clamping plates (907) which are close to each other.

Description

Cold drawing device for seamless steel tube Technical Field The utility model relates to the technical field of seamless steel tube processing, in particular to a seamless steel tube cold drawing device. Background The seamless steel pipe is made of round steel through holes, has no weld on the surface, is widely applied to the fields of petroleum, chemical industry and the like due to excellent pressure bearing and fatigue resistance, has high production efficiency, is suitable for large-caliber and thick-wall pipes for oil gas transmission, has high precision in cold rolling, can be used for manufacturing small-caliber thin-wall pipes for automobile parts and medical appliances, can be used for manufacturing high-precision and special pipes for engineering machinery hydraulic systems and building scaffolds, can be used for manufacturing high-performance pipes with complex cross sections by extruding the seamless steel pipe, is applied to aerospace, and is used for manufacturing large-caliber high-precision pipes by a pipe jacking process and is used for urban pipe gallery and large-scale water supply and drainage engineering. However, the part of the seamless steel tube cold drawing device adopts the outer wall for clamping and drawing, the clamping stability is poor, the steel tube is stressed in a complex way during cold drawing, the outer wall is difficult to provide stable constraint force for clamping, the steel tube is easy to separate from the clamping device, the production efficiency is low, and even safety accidents can be possibly caused. Disclosure of utility model The utility model aims to provide a seamless steel pipe cold drawing device which clamps and fixes a seamless steel pipe from inside and outside, prevents the steel pipe from being separated due to unstable stress, and improves the production efficiency and the safety of the device. In order to achieve the purpose, the technical scheme is that the seamless steel tube cold drawing device comprises a base, a mounting plate is arranged above the base, four clamping mechanisms are arranged on the outer surface of the mounting plate, each clamping mechanism comprises a fixing frame arranged on the outer surface of the mounting plate, a first motor is arranged on the outer surface of each fixing frame, an output end of each first motor penetrates through the fixing frame and then is connected with a first threaded rod, a threaded tube is connected to the outer surface of each first threaded rod in a threaded mode, a pressing plate is connected to one end, far away from each first threaded rod, of each threaded tube, and a first anti-slip pad is arranged on the bottom surface of each pressing plate. Preferably, the upper surface of clamp plate is connected with two gag levers, two the top of gag lever levers is connected at the inner wall of mount jointly, the connecting rod is installed to the right flank of mounting panel, the surface connection of connecting rod has four electric putter, every electric putter's output all installs the roof. Preferably, the upper surface of base installs the fixed plate, the right flank of fixed plate installs the hydraulic stem, the output of hydraulic stem is connected with the left surface of mounting panel, the surface mounting of fixed plate has the controller. Preferably, the bottom surface of the base is provided with a fixing mechanism, the fixing mechanism comprises a shell arranged on the bottom surface of the base, and a second motor is arranged in the shell. Preferably, the two output ends of the second motor are connected with second threaded rods, one end, far away from the second motor, of each second threaded rod is connected in a rotating mode inside the shell, and the outer surface of each second threaded rod is connected with a threaded sleeve in a threaded mode. Preferably, each thread bush is fixedly provided with a limiting block on the outer surface, and two limiting grooves and four sliding grooves are formed in the upper surface of the shell. Preferably, a side surface of each limiting block, which is far away from the thread sleeve, penetrates through the limiting groove and then is provided with a clamping plate, the bottom surface of each clamping plate is provided with two sliding blocks, and the outer surfaces of the sliding blocks are connected inside the sliding groove in a sliding mode. Preferably, a second anti-slip pad is arranged on one side surface of the two clamping plates, which are close to each other. Compared with the prior art, the utility model has the following beneficial effects: According to the utility model, the four clamping mechanisms encircle the steel pipe, the first motor, the first threaded rod and the anti-slip pad are matched, so that pressure is uniformly applied from multiple directions, meanwhile, the four electric push rods drive the top plate to jack up the inner wall of the steel pipe, and the four electric push rods are matched with the fou