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CN-224222406-U - Hydraulic three-roller symmetrical plate bending machine

CN224222406UCN 224222406 UCN224222406 UCN 224222406UCN-224222406-U

Abstract

The utility model discloses a hydraulic three-roller symmetrical plate bending machine which comprises a frame, wherein an upper roller and two lower rollers are arranged on the frame, a driving mechanism for respectively driving the two lower rollers to rotate is arranged on the frame, a chain wheel I is arranged on an output shaft of the driving mechanism, a chain wheel II is arranged at one end of the lower rollers, the chain wheel II is in transmission connection with the chain wheel I through a chain, a connecting plate is arranged at one end of each lower roller, the roller ends of the lower rollers are connected with a bearing seat on the frame through bearings arranged on the connecting plate, the chain wheel II and the chain wheel I are arranged on the outer side of the connecting plate, and a transverse adjusting mechanism matched with the chain is arranged on the connecting plate on the same side as the chain wheel II. By arranging the transverse adjusting mechanism, the utility model effectively solves the problems of vibration, chain jump, tooth gnawing, overlarge noise and the like caused by the reduced matching degree of the transmission mechanism and the driving mechanism, reduces the maintenance workload and improves the production efficiency.

Inventors

  • ZHANG CHANGQING
  • ZHONG WENSHENG
  • QIU HONGZHU
  • WANG JIAN
  • WANG YI
  • XIE JIANCHENG

Assignees

  • 连云港中远海运特种装备制造有限公司

Dates

Publication Date
20260512
Application Date
20250523

Claims (6)

  1. 1. The hydraulic three-roller symmetrical plate bending machine comprises a frame, an upper roller and two lower rollers are arranged on the frame, the upper roller is arranged above the space between the two lower rollers, two ends of the upper roller and the lower rollers are connected with bearing seats arranged on the frame, a driving mechanism for respectively driving the two lower rollers to rotate is arranged on the frame, a chain wheel I is arranged on an output shaft of the driving mechanism, a chain wheel II is arranged at one end of the lower roller, and the chain wheel II is in transmission connection with the chain wheel I through a chain; The connecting plate is provided with a transverse adjusting mechanism matched with the chain, the transverse adjusting mechanism comprises a mounting plate fixed on the connecting plate and an adjusting wheel pressed on the outer side of the chain, the mounting plate is provided with a transverse adjusting long hole, a wheel shaft of the adjusting wheel is connected with a sliding seat arranged in the transverse adjusting long hole through a bearing, the mounting plate is provided with a screw rod for adjusting the position of the sliding seat, the screw rod is connected with a thread of the sliding seat, and two ends of the screw rod are connected with bearings arranged on the mounting plate.
  2. 2. The hydraulic three-roller symmetrical plate bending machine according to claim 1, wherein a turnover mechanism for conveniently taking down the steel cylinder from the upper roller is arranged at one end of the upper roller, and a counterweight mechanism for improving the pressure on the steel cylinder is arranged at the other end of the upper roller.
  3. 3. The three-roller symmetrical roll bending machine according to claim 2, wherein the turning mechanism comprises a roll-over frame and a turning driving cylinder connected with the roll-over frame, the bottom of the roll-over frame is hinged on the frame, a bearing seat matched with the end part of the upper roller is arranged on the roll-over frame, and the turning driving cylinder is arranged on the frame outside the roll-over frame.
  4. 4. The hydraulic three-roller symmetrical plate bending machine according to claim 2, wherein the weight balancing mechanism comprises a plurality of weight blocks and weight frames for placing the weight blocks, and the weight frames are hung at the end parts of the upper rollers through hanging ropes.
  5. 5. The hydraulic three-roll symmetrical bending machine according to claim 1, wherein the adjustment wheel is an adjustment sprocket.
  6. 6. The hydraulic three-roll symmetrical bending machine according to claim 1, wherein a gap for receiving a lateral adjustment mechanism is provided between the connecting plate and the sprocket II.

Description

Hydraulic three-roller symmetrical plate bending machine Technical Field The utility model belongs to the technical field of steel ring plate production, and particularly relates to a hydraulic three-roller symmetrical plate bending machine. Background In normal operation of the existing hydraulic three-roller symmetrical plate bending machine, the degree of fit of gears and chains is reduced due to gear abrasion, vibration, chain jump, tooth gnawing, excessive noise and the like occur, and unqualified products and equipment are produced and suddenly stopped due to untimely maintenance. When the chain is cut off in daily maintenance, 2 chain links are required to be removed in pairs, so that the chain cannot be connected due to too short chain, and when the maintenance mode of replacing gears is adopted, large hoisting equipment such as a forklift and a crane is required to be used, the work load of the disassembly is large, the maintenance time is long, and the productivity of the production line is seriously affected. Disclosure of utility model The utility model aims to solve the technical problem of providing the hydraulic three-roller symmetrical plate bending machine which is reasonable in design, simple in structure and convenient to adjust, aiming at the defects of the prior art. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The hydraulic three-roller symmetrical plate bending machine comprises a frame, wherein an upper roller and two lower rollers are arranged on the frame, the upper roller is arranged above the space between the two lower rollers, the two ends of the upper roller and the lower rollers are connected with bearing seats arranged on the frame, a driving mechanism for respectively driving the two lower rollers to rotate is arranged on the frame, a chain wheel I is arranged on an output shaft of the driving mechanism, a chain wheel II is arranged at one end of the lower roller, and the chain wheel II is in transmission connection with the chain wheel I through a chain; The connecting plate is provided with a transverse adjusting mechanism matched with the chain, the transverse adjusting mechanism comprises a mounting plate fixed on the connecting plate and an adjusting wheel pressed on the outer side of the chain, the mounting plate is provided with a transverse adjusting long hole, a wheel shaft of the adjusting wheel is connected with a sliding seat arranged in the transverse adjusting long hole through a bearing, the mounting plate is provided with a screw rod for adjusting the position of the sliding seat, the screw rod is connected with a thread of the sliding seat, and two ends of the screw rod are connected with bearings arranged on the mounting plate. The technical problem to be solved by the utility model can be further solved by the following technical scheme that one end of the upper roller is provided with a turnover mechanism which is convenient for taking down the steel cylinder from the upper roller, the other end of the upper roller is provided with a counterweight mechanism which is used for improving the pressure on the steel cylinder, and the rolled steel cylinder is convenient to take down from the upper roller by arranging the turnover mechanism. The technical problem to be solved by the utility model can also be solved by the following technical scheme that the turnover mechanism comprises a turnover frame and a turnover driving cylinder connected with the turnover frame, the bottom of the turnover frame is hinged on a frame, a bearing seat matched with the end part of an upper roller is arranged on the turnover frame, and the turnover driving cylinder is arranged on the frame outside the turnover frame, so that a rolled steel cylinder can be conveniently taken down. The technical problem to be solved by the utility model can be further solved by the following technical scheme that the counterweight mechanism comprises a plurality of counterweights and a counterweight frame for placing the counterweights, and the counterweight frame is hoisted at the end part of the upper roller through a lifting rope, so that the pressing plate force of the steel cylinder is conveniently controlled. The technical problem to be solved by the utility model can be further solved by the following technical scheme that the adjusting wheel is an adjusting chain wheel, and the chain wheel is meshed with the chain through a gear, so that the compression force can be conveniently adjusted. The technical problem to be solved by the utility model can be also realized by the following technical scheme that a gap for placing the transverse adjusting mechanism is arranged between the connecting plate and the chain wheel II, the gap width is 15mm, and the space is saved. Compared with the prior art, the transverse adjusting mechanism is arranged, so that transverse swinging of the transmission mechanism does not occur during operation, th