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CN-121973434-A - Plastic lining steel pipe flanging machine

CN121973434ACN 121973434 ACN121973434 ACN 121973434ACN-121973434-A

Abstract

The invention relates to a plastic lining steel pipe flanging machine which comprises an outer cover, a base, a transfer assembly, a bearing assembly, a heating assembly, a driving assembly, a flaring assembly, a flattening assembly, a centering assembly and a pipe body. This plastic-lined steel pipe flanger has realized the step-by-step transportation of body through transferring the setting of subassembly and bearing subassembly to be favorable to whole device use automatic improvement, through heating element, flaring subassembly and flattening the setting of subassembly, thereby realized the automatic turn-ups of body, further improved the degree of automation of device, simultaneously through setting up the technology, realized the improvement of turn-ups effect, whole device use degree of automation is high, excellent in production effect.

Inventors

  • LUO DONGXIA
  • FU NING

Assignees

  • 创氪(福建)智能装备有限公司

Dates

Publication Date
20260505
Application Date
20260115

Claims (10)

  1. 1. The plastic lining steel pipe flanging machine is characterized by comprising an outer cover (1), a base (2), a transfer assembly (3), a bearing assembly (4), a heating assembly (5), a driving assembly (6), a flaring assembly (7), a flattening assembly (8), a centering assembly (9) and a pipe body (10), wherein the base (2) is fixed with the inner side of the outer cover (1), the transfer assembly (3) is in sliding connection with the top of the base (2), the bearing assembly (4) is fixed with the outer side of the transfer assembly (3), the heating assembly (5) and the driving assembly (6) are both fixedly connected with the transfer assembly (3), the flaring assembly (7) is fixed with the outer side of the driving assembly (6), the centering assembly (9) is fixed with the inner top wall of the outer cover (1), the centering assembly (9) is connected with the transfer assembly (3) and the flattening assembly (8), the pipe body (10) is placed at the top of the transfer assembly (3), and an inclined table for conveying the pipe body (10) is fixed on the back of the outer cover (1). The utility model provides a transfer subassembly (3) is including slip table (301), rotation motor (302), rotation gear (303), pinion rack (304) and movable plate (305), the top sliding connection of slip table (301) and base (2), rotation motor (302) are fixed with the bottom of slip table (301), rotation gear (303) are fixed with the output shaft of rotation motor (302), the top sliding connection of pinion rack (304) and slip table (301), the outside meshing of pinion rack (304) and rotation gear (303), movable plate (305) are fixed with the top of pinion rack (304), heating element (5) and drive assembly (6) are all with slip table (301) fixed connection, body (10) are placed at the top of movable plate (305).
  2. 2. A plastic lined steel pipe flanging machine as claimed in claim 1, wherein the bearing assembly (4) comprises a driving motor (401), a screw lifter (402) and a lifting frame (403), the driving motor (401) and the screw lifter (402) are fixed on the outer side of the sliding table (301), the lifting frame (403) is fixed on the top of the screw lifter (402), and the lifting frame (403) is attached on the outer side of the moving plate (305).
  3. 3. The plastic-lined steel pipe flanging machine according to claim 1, wherein the heating assembly (5) comprises an electromagnetic coil (501), asbestos (502), a thermocouple (503), a heating jacket (504), an exhaust pipe (505), an air inlet pipe (506), a preheating jacket (507) and an air outlet (508), wherein the electromagnetic coil (501) is fixed with the left side of the sliding table (301), the asbestos (502) is fixed with the inner side of the electromagnetic coil (501), the thermocouple (503) is fixed with the top of the electromagnetic coil (501), the heating jacket (504) is fixed with the right side of the electromagnetic coil (501), the exhaust pipe (505) is fixed with the inner side of the heating jacket (504), the air inlet pipe (506) penetrates through the inner side of the asbestos (502) and is fixedly communicated with the preheating jacket (507), the preheating jacket (507) is fixed with the inner side of the asbestos (502), and the air outlet (508) is arranged on the right side of the preheating jacket (507).
  4. 4. The flanging machine for plastic-lined steel pipes as set forth in claim 3, wherein a detour channel is formed on the left side of the preheating sleeve (507), and the detour channel is communicated with the air outlet (508).
  5. 5. The plastic-lined steel pipe flanging machine according to claim 1, wherein the driving assembly (6) comprises a fixed plate (601), a limit rod (602), a connecting shell (603), a fixed motor (604), a rotating rod (605), a displacement sleeve (606), an engagement plate (607), a movable plate (608) and a connecting spring (609), the limit rod (602) is slidably connected with the inner side of the fixed plate (601), the connecting shell (603) is fixed with the left side of the limit rod (602), the fixed motor (604) is fixed with the right side of the connecting shell (603), the rotating rod (605) is rotatably connected with the right side of the connecting shell (603), the displacement sleeve (606) is fixed with the right side of the fixed plate (601), the displacement sleeve (606) is in threaded connection with the outer side of the rotating rod (605), the engagement plate (607) is fixed with the left side of the sliding table (301), the limit rod (602) is fixed with the inner side of the engagement plate (607), the movable plate (607) is fixed with the left side of the limit plate (602), the movable plate (607) is connected with the right side of the engagement plate (607), and the movable sleeve (606) is connected with the movable sleeve (608) in sequence, and the movable sleeve (608) is connected with the movable sleeve (608) in a sliding mode.
  6. 6. The flanging machine for plastic-lined steel pipes according to claim 5, wherein the flaring assembly (7) comprises a rotating motor (701), a driving gear (702), a driven gear (703), a fixed head (704), a hinge sleeve (705), a clamping rod (706) and a hinge rod (707), wherein the rotating motor (701) is fixed on the inner side of the movable plate (608), the driving gear (702) is fixed on the output shaft of the rotating motor (701), the driven gear (703) is meshed with the bottom of the driving gear (702), the displacement sleeve (606) penetrates the driven gear (703) and extends to the right side of the driven gear (702), the fixed head (704) is rotatably connected with the right side of the displacement sleeve (606), the hinge sleeve (705) is hinged with the right side of the driven gear (703), the clamping rod (706) is slidably connected with the inner side of the hinge sleeve (705), the hinge rod (707) is fixed on the right side of the clamping rod (706), and the hinge rod (707) is hinged with the left side of the fixed head (704).
  7. 7. The plastic-lined steel pipe flanging machine according to claim 5, wherein the inner side of the connecting shell (603) is rotatably connected with a connecting gear and a transmission gear, an output shaft of the fixed motor (604) is fixed at the axis of the connecting gear, the rotating rod (605) is fixed at the axis of the transmission gear, and the transmission gear is meshed with the top of the connecting gear.
  8. 8. The plastic-lined steel pipe flanging machine according to claim 1, wherein the flattening assembly (8) comprises a connecting plate (801), a guide shaft (802), a water baffle (803), a rectangular spring (804), a flanging press head (805), a water cooling pipe (806), a water inlet (807) and a water outlet (808), the guide shaft (802) is slidably connected with the inner side of the connecting plate (801), the water baffle (803) is fixed with the right side of the guide shaft (802), the rectangular spring (804) is fixed between the connecting plate (801) and the water baffle (803), the flanging press head (805) is arranged on the inner side of the water baffle (803), a spherical hinge head is fixed on the right side of the connecting plate (801), the water cooling pipe (806) is fixed with the top of the spherical hinge head, the water inlet (807) penetrates through the inner sides of the plate (803) and the flanging press head (805), the water outlet (808) is arranged on the left side of the flanging press head (805), and the water outlet (808) penetrates through the left inner wall of the flanging press head (805).
  9. 9. A plastic lined steel pipe flanging machine as claimed in claim 7, wherein the centering assembly (9) comprises a connecting motor (901), a sliding seat (903) and two ball screws (902), the connecting motor (901) is fixed with the inner top wall of the outer cover (1), the two ball screws (902) are rotationally connected with the inner top wall of the outer cover (1), the two ball screws are oppositely rotated, the sliding seat (903) is in sliding connection with the outer side of the ball screws, the sliding seat (903) is in sliding connection with the inner top wall of the outer cover (1), and the connecting plate (801) is fixed with the bottom of the sliding seat (903).
  10. 10. A plastic lined steel pipe flanging machine as claimed in claim 1, wherein the centering component (9) is provided with an upper group and a lower group, and the bottom of the centering component (9) is used for driving the heating component (5), the driving component (6) and the flaring component (7) to perform centering displacement.

Description

Plastic lining steel pipe flanging machine Technical Field The invention relates to the technical field of flanging of plastic-lined steel pipes, in particular to a flanging machine for plastic-lined steel pipes. Background In modern fluid conveying systems, plastic lining composite steel pipes are widely used due to excellent corrosion resistance and economy, however, how to ensure the tightness and structural integrity of pipeline connection is always a key technical difficulty in engineering application, the traditional connection mode is difficult to effectively treat the transition problem of a plastic lining and a metal pipeline at a connection interface, leakage and liner falling are easy to occur, the problem is well solved by plastic lining steel pipe flanging, namely, the end part of the plastic lining composite steel pipe is locally heated by special heating and forming equipment, so that the plastic lining at the port is softened, then the softened plastic is extruded and stretched by a die with a specific shape, so that the plastic lining is outwards rolled along the inner wall and the end face of the port of the steel pipe, and a lip with a specific geometric shape is formed. The current industry internal flanging equipment mainly is semi-automatic equipment, need manual auxiliary operation, defects exist in the aspects of heating, flaring, flattening, cooling and the like, flanging quality is unstable, in the aspect of heating, some equipment adopts manual fire to bake, the plastic pipe can finish heating in a short time, but open fire operation has potential safety hazards and uneven heating, meanwhile, the heating degree is completely judged manually, some equipment adopts electromagnetic heating, although safety but heating time is long, and the heating is insufficient near the flange position, in the aspect of flaring, the heated plastic pipe is axially extruded mainly by adopting a conical head with a fixed angle, the conical head is in greater friction with the inner wall of the plastic pipe, the flaring is easy to retract after flaring, the flaring effect is poor, in the aspect of flattening, the flanging is mainly carried out on the white pipe by adopting a flanging pressure head, meanwhile, the plastic pipe and the flange are cooled by spraying water, and the problem of tilting easily occurs after flanging because of cooling from outside to inside. The plastic lining steel pipe flanging machine has the advantages that the problems of cracking, warping, substandard diameter of the flanging sealing surface, small inner diameter of the plastic pipe, indentation and the like can be caused, and the production effect is poor, so that the plastic lining steel pipe flanging machine is provided for solving the problems. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a plastic lining steel pipe flanging machine, which solves the problem of poor production effect. The plastic lining steel pipe flanging machine comprises an outer cover, a base, a transfer assembly, a bearing assembly, a heating assembly, a driving assembly, a flaring assembly, a flattening assembly, a centering assembly and a pipe body, wherein the base is fixed on the inner side of the outer cover, the transfer assembly is in sliding connection with the top of the base, the bearing assembly is fixed on the outer side of the transfer assembly, the heating assembly and the driving assembly are both fixedly connected with the transfer assembly, the flaring assembly is fixed on the outer side of the driving assembly, the centering assembly is fixed on the inner top wall of the outer cover, the centering assembly is connected with the transfer assembly and the flattening assembly, the pipe body is placed on the top of the transfer assembly, and an inclined table for conveying the pipe body is fixed on the back of the outer cover; The assembly comprises a sliding table, a rotating motor, a rotating gear, a toothed plate and a moving plate, wherein the sliding table is in sliding connection with the top of a base, the rotating motor is fixed with the bottom of the sliding table, the rotating gear is fixed with an output shaft of the rotating motor, the toothed plate is in sliding connection with the top of the sliding table, the toothed plate is meshed with the outer side of the rotating gear, the moving plate is fixed with the top of the toothed plate, the heating assembly and the driving assembly are fixedly connected with the sliding table, and the pipe body is placed at the top of the moving plate. Further, the bearing assembly comprises a driving motor, a screw rod lifter and a lifting frame, wherein the driving motor and the screw rod lifter are fixed on the outer side of the sliding table, the lifting frame is fixed on the top of the screw rod lifter, and the lifting frame is attached to the outer side of the moving plate. Further, heating element includes solenoid, asbestos, thermocouple