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CN-121972550-A - Multi-section reducer pipe forming device

CN121972550ACN 121972550 ACN121972550 ACN 121972550ACN-121972550-A

Abstract

The invention belongs to the technical field of pipe machining, in particular to a multi-section reducer pipe forming device which comprises a machine table, an end forming mechanism, a middle forming mechanism, a feeding mechanism, a carrying mechanism and a lifting mechanism, wherein a frame is fixedly arranged above the machine table, the end forming mechanism is used for extrusion forming of the end part of a pipe, the middle forming mechanism is used for extrusion forming of the middle part of the pipe, the machine table is provided with an X-axis driving mechanism used for driving the middle forming mechanism to move, the feeding mechanism is used for feeding the pipe, the carrying mechanism is used for carrying the pipe on the feeding mechanism to the middle forming mechanism, the X-axis driving mechanism is connected with a sliding seat capable of reciprocating, a Y-axis driving mechanism is arranged above the sliding seat, and a lifting cylinder used for driving the Y-axis driving mechanism to lift is arranged on the sliding seat.

Inventors

  • SHANG GUANGMING
  • ZHANG YONGJIANG

Assignees

  • 安徽兴盛达制冷铜管制造有限公司

Dates

Publication Date
20260505
Application Date
20260401

Claims (9)

  1. 1. A multi-section reducer pipe forming device, comprising: a machine table (100), wherein a machine frame (110) is fixedly arranged above the machine table (100); the end forming mechanism (400) is fixedly arranged on the machine table (100) and is used for extrusion forming of the end part of the pipe body; The middle forming mechanism (500) is used for extrusion forming of the middle part of the pipe body, and the X-axis driving mechanism (700) for driving the middle forming mechanism (500) to move is arranged on the machine table (100); The feeding mechanism (200) is used for feeding the pipe body; The conveying mechanism (300) is used for conveying the pipe body on the feeding mechanism (200) to the middle forming mechanism (500) and conveying and discharging the formed pipe body; The X-axis driving mechanism (700) is connected with a sliding seat (710) capable of reciprocating, a Y-axis driving mechanism (600) is arranged above the sliding seat (710) and used for driving the middle forming mechanism (500) to move, a jacking cylinder (711) used for driving the Y-axis driving mechanism (600) to lift is arranged on the sliding seat (710), and a telescopic cylinder (712) is fixedly connected between the Y-axis driving mechanism (600) and the sliding seat (710); The middle forming mechanism (500) comprises a movable seat (520) connected to the Y-axis driving mechanism (600), a sliding table (590) is installed on the movable seat (520), a plurality of tube drawing extrusion mechanisms (510) are installed on the sliding table (590), the tube drawing extrusion mechanisms are respectively used for extrusion forming of different parts in the middle of a pipe body, and telescopic cylinders (530) corresponding to the tube drawing extrusion mechanisms (510) one by one are installed on the movable seat (520) and used for driving the tube drawing extrusion mechanisms (510) to be opened or closed.
  2. 2. The multi-section reducing pipe forming device according to claim 1, wherein the pipe drawing extrusion mechanism (510) comprises a pair of symmetrically arranged opening and closing seats (511), the opening and closing seats (511) are in sliding connection with the sliding table (590), forming blocks (513) are fixedly connected to the opening and closing seats (511), a conical extrusion hole (518) is formed when the two forming blocks (513) are closed, and the inner diameters of the extrusion holes (518) on different pipe drawing extrusion mechanisms (510) are different.
  3. 3. The multi-section reducer pipe forming device according to claim 2, wherein the side surface of the opening and closing seat (511) is provided with an inclined surface, a sliding groove (512) is formed in the inclined surface, a lifting block (516) is connected to the sliding groove (512) in a sliding mode, a telescopic column (517) is fixedly connected between the lifting block (516) and the sliding table (590), a connecting arm (515) is fixedly connected between the two lifting blocks (516), a rotating frame (540) corresponding to the pipe pulling extrusion mechanism (510) one by one is rotatably connected to the side surface of the sliding table (590), a piston rod of the telescopic cylinder (530) is hinged to one end of the rotating frame (540), and a connecting rod (550) is hinged between the other end of the rotating frame (540) and the connecting arm (515).
  4. 4. The multi-section reducer pipe forming device according to claim 2, wherein a positioning mechanism (800) is fixedly installed on the frame (110) and used for positioning the pipe pulling extrusion mechanism (510), the positioning mechanism (800) comprises an air cylinder frame (810), a second lifting air cylinder (820) fixedly installed on the air cylinder frame (810), and a lifting frame (830) fixedly connected to a piston rod of the second lifting air cylinder (820), a positioning rail (840) is fixedly connected to the lower surface of the lifting frame (830), and a guide rail (514) in sliding fit with the positioning rail (840) is arranged on the forming block (513).
  5. 5. The multi-section reducer pipe forming device of claim 4, wherein a guide rod (880) is fixedly connected to the lifting frame (830), a guide sleeve (890) which is in sliding connection with the guide rod (880) is arranged on the cylinder frame (810), a pressing rod (860) is movably connected to the lifting frame (830), a pressing block (850) used for pressing the lifting block (516) is fixedly connected to the lower end of the pressing rod (860), and a spring (870) is connected to the surface of the pressing rod (860).
  6. 6. The multi-section reducer pipe forming device according to claim 1, wherein the end forming mechanism (400) comprises a fixing frame (410), a forming seat (411) is fixedly connected to the surface of the fixing frame (410), a forming hole (415) is formed in the surface of the forming seat (411), a lower clamping block (414) is fixedly connected to the surface of the forming seat (411), a first lifting cylinder (412) is fixedly arranged on the fixing frame (410), an upper clamping block (413) is fixedly connected to a piston rod of the first lifting cylinder (412), and the upper clamping block (413) is in sliding connection with the surface of the forming seat (411).
  7. 7. The multi-section reducer pipe forming device according to claim 1, wherein the pipe rack groove (580) is fixedly connected to the movable seat (520), the clamping cylinder (560) is fixedly installed on the movable seat (520) and used for clamping a pipe, and the abutting block (570) used for abutting one end of the pipe is further installed on the movable seat (520).
  8. 8. The multi-section reducer pipe forming device according to claim 1, wherein the feeding mechanism (200) comprises a U-shaped material frame (210), a pair of material guide plates (211) are fixedly connected to the inner wall of the material frame (210), a stop block (212) is arranged at the tail end of each material guide plate (211), a conveying channel through which only a single pipe body passes is formed between each material guide plate (211) and the material frame (210), a discharging hole (213) is formed in the tail end of each conveying channel on the surface of each material frame (210), a material receiving plate (214) is arranged below each discharging hole (213), a pushing cylinder (216) for driving the corresponding material receiving plate (214) to move is fixedly arranged below each material frame (210), and a material groove (215) is formed in the surface of each material receiving plate (214).
  9. 9. The multi-section reducing pipe forming device according to claim 1, wherein the material carrying mechanism (300) comprises a sliding frame (311) and a transplanting driving mechanism (310) for driving the sliding frame (311) to move, and two ends of the sliding frame (311) are fixedly connected with a feeding mechanism (312) and a discharging mechanism (313) respectively.

Description

Multi-section reducer pipe forming device Technical Field The invention relates to the technical field of pipe body processing equipment, in particular to a multi-section reducer pipe forming device. Background In the fields of air conditioning refrigeration, heating ventilation engineering, heat exchange equipment, bathroom pipelines and the like, a plurality of sections of reducing copper pipes are often required, namely, different parts of the same copper pipe body are provided with pipe sections with different diameters, so that specific requirements of reducing connection, medium distribution or structure assembly and the like are met. For example, the connecting pipeline of the air conditioner outdoor unit and the indoor unit, the reducing joint of the refrigerating system, the branch pipe of the water separator and the like relate to the processing of a plurality of sections of reducing copper pipes. At present, the multi-section reducing copper pipe is formed by adopting a scattered processing mode of multiple working procedures, namely, firstly, the end part of the copper pipe is formed by a necking machine, then, the middle part of the copper pipe is processed by a spinning or local extrusion device in a section-by-section reducing mode, and in the whole process, the copper pipe is required to be carried, clamped and positioned for multiple times. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a multi-section reducer pipe forming device, which aims to solve the problems in the background technology. The multi-section reducing pipe forming device comprises a machine table, an end forming mechanism fixedly arranged on the machine table and used for extrusion forming of the end part of a pipe body, a middle forming mechanism used for extrusion forming of the middle part of the pipe body, an X-axis driving mechanism arranged on the machine table and used for driving the middle forming mechanism to move, a feeding mechanism used for feeding the pipe body, a carrying mechanism used for carrying the pipe body on the feeding mechanism to the middle forming mechanism and carrying the formed pipe body to discharge, a sliding seat capable of reciprocating moving and arranged above the sliding seat and used for driving the middle forming mechanism to move, a lifting cylinder arranged on the sliding seat and used for driving the Y-axis driving mechanism to lift, a telescopic cylinder fixedly connected between the Y-axis driving mechanism and the sliding seat, a sliding table arranged on the moving seat and used for driving the middle part of the pipe body to move, and a plurality of pipe stretching pressing mechanisms arranged on the sliding table and used for respectively opening and closing the pipe pressing mechanisms in a mode corresponding to the moving positions of the Y-axis driving mechanism. Preferably, the tube drawing extrusion mechanism comprises a pair of opening and closing seats which are symmetrically arranged, the opening and closing seats are in sliding connection with the sliding table, forming blocks are fixedly connected to the opening and closing seats, a conical extrusion hole is formed when the two forming blocks are closed, and the inner diameters of the extrusion holes on the tube drawing extrusion mechanism are different. The side surface of the sliding table is rotatably connected with a rotating frame in one-to-one correspondence with the tube pulling extrusion mechanism, a piston rod of the telescopic cylinder is hinged with one end of the rotating frame, and a connecting rod is hinged between the other end of the rotating frame and the connecting arm. Preferably, the machine frame is fixedly provided with a positioning mechanism for positioning the tube pulling extrusion mechanism, the positioning mechanism comprises an air cylinder frame, a second lifting air cylinder fixedly arranged on the air cylinder frame and a lifting frame fixedly connected on a piston rod of the second lifting air cylinder, the lower surface of the lifting frame is fixedly connected with a positioning track, and the forming block is provided with a guide rail in sliding fit with the positioning track. Preferably, the lifting frame is fixedly connected with a guide rod, the cylinder frame is provided with a guide sleeve which is in sliding connection with the guide rod, the lifting frame is movably connected with a pressing rod, the lower end of the pressing rod is fixedly connected with a pressing block for pressing the lifting block, and the surface of the pressing rod is connected with a spring. Preferably, the end forming mechanism comprises a fixing frame, wherein the surface of the fixing frame is fixedly connected with a forming seat, a forming hole is formed in the surface of the forming seat, a lower clamping block is fixedly connected to the surface of the forming seat, a first lifting cylinder is fixedly installed on the fixing frame, an upper clamping bl