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CN-224212080-U - Roll changing mechanism of film blowing machine

CN224212080UCN 224212080 UCN224212080 UCN 224212080UCN-224212080-U

Abstract

The utility model relates to the technical field of reel changing mechanisms, and discloses a reel changing mechanism of a film blowing machine, which is characterized in that a station A, a station B, a gear box A, a motor A and the like are arranged to realize quick reel changing, after a film is wound by the station A, a stepping motor at the end part of a carriage is started, the stepping motor drives a screw rod A to rotate through a coupler, the station A and the station B are driven to synchronously move, the station A is moved to the end part of a slideway, the station B is moved to the position where the original station A is located, then a rotating press roller is driven to slide in the chute A until the rotating press roller is propped against the outer ring of a paper tube of the station B, at the moment, the motor B is started, and an output shaft of the motor B drives two rotating press rollers to jointly rotate through the gear box B, so that the effect of quick reel changing is achieved.

Inventors

  • LONG AO
  • ZHAO BIN

Assignees

  • 安徽康采恩包装材料有限公司

Dates

Publication Date
20260508
Application Date
20250429

Claims (8)

  1. 1. The utility model provides a film blowing machine reel change mechanism, includes balladeur train (1), its characterized in that balladeur train (1) symmetry is provided with two, slide (11) have been seted up to one side of balladeur train (1), the tip fixed mounting of balladeur train (1) has step motor (12), rotate between slide (11) inner wall and install lead screw A (13), the output shaft of step motor (12) passes through the transmission between shaft coupling and lead screw A (13) and is connected, slidable mounting has duplex position winding mechanism between slide (11), duplex position winding mechanism includes station A (21), station B (22), the top fixed mounting of balladeur train (1) has mount (3), the revolving roller (31) have been installed to symmetrical rotation between mount (3) top, spout A (32) have been seted up to the mount (3) surface position in revolving roller (31) below, be equipped with bottom plate (4) between the bottom of balladeur train (1), bottom plate (4) include slide case (41), knife rest (42).
  2. 2. A film blowing machine reel change mechanism according to claim 1, wherein the station A (21) and the station B (22) are slidably mounted between the slide ways (11), the station A (21) comprises two movable screw blocks A (23), the station B (22) comprises two movable screw blocks B (24), a gas expansion shaft is rotatably mounted between the movable screw blocks A (23) and between the movable screw blocks B (24), the movable screw blocks A (23) and the movable screw blocks B (24) are in threaded sleeve connection with the outer ring of the screw rod A (13), and a gear box A (25) is fixedly mounted on one side of one of the movable screw blocks A (23) and one side of the movable screw block B (24).
  3. 3. The film blowing machine reel-changing mechanism according to claim 2, wherein an output shaft of the gear box A (25) is fixedly connected with the end part of the inflatable shaft, a motor A (26) is fixedly arranged on one side of the gear box A (25), and the motor A (26) is in transmission connection with the inflatable shaft through the gear box A (25).
  4. 4. A film blowing machine reel-changing mechanism according to claim 3, wherein a rotating press roller (33) is slidably mounted in the sliding chute A (32), two ends of the rotating press roller (33) are respectively connected with a head and a gear box B (34), and an output shaft of the gear box B (34) is in transmission connection with the ends of the two rotating press rollers (33).
  5. 5. A film blowing machine reel change mechanism according to claim 4, wherein one side of the fixing frame (3) is fixedly provided with an air cylinder A (35), an output shaft of one air cylinder A (35) is fixedly connected with a gear box B (34), an output shaft of the other air cylinder A (35) is fixedly connected with a tip, one side of the gear box B (34) is fixedly provided with a motor B (36), and an output shaft of the motor B (36) is in transmission connection with a rotating compression roller (33) through the gear box B (34).
  6. 6. The film blowing machine reel change mechanism according to claim 5, wherein a slide box (41) is fixedly arranged at the top of the bottom plate (4), a knife rest (42) is slidably arranged in the slide box (41), and knife heads (43) are fixedly arranged at the tops of two sides of the knife rest (42).
  7. 7. The film blowing machine reel change mechanism according to claim 6, wherein a cylinder B (44) is arranged on one side of the bottom plate (4) positioned on the sliding frame (1), an output shaft of the cylinder B (44) is fixedly connected with the surface of the bottom plate (4), a gear box C (45) is fixedly arranged below the sliding box (41), and a motor C (46) is fixedly arranged on one side of the gear box C (45).
  8. 8. The film blowing machine reel change mechanism of claim 7, wherein a sliding groove B (47) is formed in the sliding box (41), a screw rod B (48) is rotatably arranged in the sliding groove B (47), the tool rest (42) is slidably arranged in the sliding groove B (47), threads are sleeved on the outer ring of the screw rod B (48), an output shaft of the gear box C (45) is in transmission connection with the end part of the screw rod B (48), and an output shaft of the motor C (46) is in transmission connection with the screw rod B (48) through the gear box C (45).

Description

Roll changing mechanism of film blowing machine Technical Field The utility model relates to the technical field of reel changing mechanisms, in particular to a reel changing mechanism of a film blowing machine. Background The film blowing machine heats, melts and blows plastic particles into a film. The film needs to be collected by the winding mechanism, the winding roller needs to be replaced by the winding mechanism in the winding process, the production is not required to be stopped, the film is continuously wound, and the main function of the winding mechanism of the film blowing machine is to automatically replace the winding material in the production process, so that manual intervention is reduced, and the production efficiency is improved. In the prior art, the roll changing effect of the roll is poor, for example, in the roll changing process, the motor drives the work frame to rotate, so that the film is wound on the second station roll from the first station roll, and the film is stretched and deformed due to the fact that the output speed of the film is low, and the roll changing time is long. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides a roll changing mechanism of a film blowing machine, which has the advantages of quick roll changing and improvement of shearing efficiency, and solves the problems proposed by the background art. The utility model provides the technical scheme that the film blowing machine roll changing mechanism comprises sliding frames, wherein two sliding frames are symmetrically arranged on the sliding frames, sliding ways are arranged on one side of each sliding frame, a stepping motor is fixedly arranged at the end part of each sliding frame, a screw rod A is rotatably arranged between the inner walls of each sliding frame, an output shaft of each stepping motor is in transmission connection with the screw rod A through a coupler, a double-station winding mechanism is slidably arranged between the sliding frames, the double-station winding mechanism comprises a station A and a station B, a fixing frame is fixedly arranged at the top of each sliding frame, rotating rollers are symmetrically arranged between the tops of the fixing frames, sliding grooves A are formed below the corresponding fixing frames, a bottom plate is arranged between the bottoms of each sliding frame, and the bottom plate comprises a sliding box and a tool rest. Through the structure setting, through setting up the mutual cooperation between duplex position winding mechanism and step motor, the lead screw A, realize quick movement station A and station B's position, station A and station B and the mutual cooperation of mount can realize quick roll change. Preferably, the station A and the station B are slidably mounted between the slide ways, the station A comprises two movable screw blocks A, the station B comprises two movable screw blocks B, inflatable shafts are rotatably mounted between the movable screw blocks A and between the movable screw blocks B, the movable screw blocks A and the movable screw blocks B are in threaded sleeve connection with the outer ring of the screw rod A, and a gear box A is fixedly mounted on one side of one of the movable screw blocks A and one side of the movable screw block B. Through the structure, when the stepping motor drives the screw rod A to rotate through the coupler, the positions of the station A and the station B can be synchronously moved, and quick roll replacement is realized through synchronous movement. Preferably, the output shaft of the gear box A is fixedly connected with the end part of the inflatable shaft, a motor A is fixedly arranged on one side of the gear box A, and the motor A is in transmission connection with the inflatable shaft through the gear box A. Through the structure, the gear box A carries out variable transmission on the power output by the motor A, so that the rotating speed of the pneumatic shaft is matched with the production speed of the film blowing machine. Preferably, a rotating press roller is slidably arranged in the sliding chute A, an end head and a gear box B are respectively connected between two end parts of the rotating press roller, and an output shaft of the gear box B is in transmission connection with the end parts of the two rotating press rollers. Through the structure setting, through setting up cylinder A, to changeing the upper and lower sliding position of compression roller, influence, when carrying out the roll change operation, start cylinder A and remove the position of changeing the compression roller, make changeing the compression roller and support at the fiber container outer lane. Preferably, one side of the fixing frame is fixedly provided with an air cylinder A, one of the air cylinders A is fixedly connected with a gear box B, the other air cylinder A is fixedly connected with the output shaft and the end head, one side of the gear box B i