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CN-224210544-U - PVC-O pipe expansion body mechanism

CN224210544UCN 224210544 UCN224210544 UCN 224210544UCN-224210544-U

Abstract

The utility model discloses a PVC-O pipe expansion body mechanism, which comprises a supporting sleeve and a sliding sleeve, wherein a connecting component is arranged on the supporting sleeve, the connecting component comprises a connecting sleeve and a taper sleeve, an air inlet component is arranged on the connecting sleeve, the air inlet component comprises an air inlet pipe and an air outlet, an air exhaust component is arranged on the sliding sleeve, the air exhaust component comprises a supporting sleeve and a calandria, a heating component is arranged on the connecting sleeve, the heating component comprises an electric heating wire and an inner groove, a temperature control component is arranged on the inner groove, the PVC-O pipe expansion body mechanism can conduct heat to the inner side of the inner groove by utilizing a heat conducting sheet, and then the piston is controlled to move up and down by air expansion in the inner groove, so that the opening quantity of the electric heating wire is controlled, the temperature stability is ensured, the temperature stability of a VC-O pipe is further ensured, deformation caused by higher temperature of the VC-O pipe when expanding is avoided, or damage caused by lower temperature of the VC-O pipe when expanding is avoided, the processing quality of the VC-O pipe is ensured, and the PVC-O pipe expansion body mechanism is suitable for use.

Inventors

  • XIANG XIULI
  • PENG LEI
  • MIN LIXIN

Assignees

  • 武汉海派特塑料机械有限公司

Dates

Publication Date
20260508
Application Date
20250418

Claims (8)

  1. PVC-O pipe expansion body mechanism, including propping cover (1) and sliding sleeve (2), install coupling assembling on propping cover (1), coupling assembling is including linking cover (3) and taper sleeve (5), even install the subassembly that admits air on cover (3), the subassembly that admits air includes advances pipe (4) and opening (9), install the exhaust subassembly on sliding sleeve (2), the exhaust subassembly includes branch cover (10) and calandria (11), its characterized in that, even install heating element on cover (3), heating element includes heating wire (12) and inside groove (13), install the control by temperature change subassembly on inside groove (13), the control by temperature change subassembly includes piston (15) and first (16) of spring, install the control by pressure subassembly on branch cover (10), the control by pressure subassembly includes motor (18) and flashboard (19).
  2. 2. The PVC-O pipe expansion body mechanism of claim 1, wherein the pipe inlet (4) is installed at one end of the connecting sleeve (3) through bolt sealing, the other end of the connecting sleeve (3) is installed at one end of the supporting sleeve (1) through bolt sealing, the other end of the supporting sleeve (1) is integrally formed at one end of the taper sleeve (5), and the other end of the taper sleeve (5) is integrally formed at one end of the sliding sleeve (2).
  3. 3. The PVC-O pipe expansion body mechanism of claim 2, wherein the through holes (9) are respectively formed in the centers of the connecting sleeve (3), the supporting sleeve (1), the taper sleeve (5), the sliding sleeve (2) and the supporting sleeve (10), the pipe inlet (4) is communicated with the pipe discharge pipe (11) through the through holes (9), the taper grooves (6) are formed in the outer side of the taper sleeve (5), the annular grooves (7) are formed in the outer side of the sliding sleeve (2), the taper grooves (6) are uniformly distributed on the taper sleeve (5), the annular grooves (7) are uniformly distributed on the sliding sleeve (2), and the taper grooves (6) and the annular grooves (7) are all communicated with the through holes (9) through connecting pipes (8).
  4. 4. The PVC-O pipe expansion body mechanism according to claim 1, wherein the heating wire (12) is welded on the inner side of the connecting sleeve (3), the heating wire (12) is positioned on the inner side of the through hole (9), the inner groove (13) is arranged on the inner side of the connecting sleeve (3), the inner wall of the inner groove (13) is welded with the heat conducting sheet (14), and the heat conducting sheet (14) is sleeved on the outer side of the through hole (9).
  5. 5. The PVC-O pipe expansion body mechanism according to claim 4, wherein the top of the inner groove (13) is communicated with the outer side of the connecting sleeve (3), the outer side of the piston (15) is clamped on the inner wall of the top of the inner groove (13), the bottom of the piston (15) is connected with the heat conducting sheet (14) through a first spring (16), an electrode (17) is welded on the inner wall of the inner groove (13), the electrode (17) is sleeved on the outer side of the piston (15), and the electrode (17) is connected with the heating wire (12) through an electric wire.
  6. 6. The PVC-O pipe expansion body mechanism of claim 5, wherein one end of the support sleeve (10) is mounted at the other end of the sliding sleeve (2) in a sealing manner through bolts, the row pipe (11) is mounted at the other end of the support sleeve (10) in a sealing manner through bolts, the motor (18) is mounted at the top of the support sleeve (10) in a bolting manner, the inner side of the support sleeve (10) is provided with a guide groove, the top of the flashboard (19) is clamped at the inner side of the guide groove, and the bottom of the flashboard (19) is clamped on the inner wall of the bottom of the through hole (9) in a sealing manner.
  7. 7. The PVC-O pipe expansion body mechanism according to claim 6, wherein a screw rod (20) is welded on an output shaft of the motor (18), a screw groove is formed in the inner side of the flashboard (19), and the bottom end of the screw rod (20) is installed in the inner side of the screw groove through threads.
  8. 8. The PVC-O pipe expansion body mechanism according to claim 7, wherein a sliding groove is formed in the inner side of the support sleeve (10), the bottom of the sliding groove is communicated with the top of the through hole (9), a sliding block (21) is clamped on the inner wall of the bottom of the sliding groove, the top of the sliding block (21) is connected with the inner wall of the top of the sliding groove through a second spring (22), a first button (23) and a second button (24) are welded on the inner wall of the sliding groove, the first button (23) and the second button (24) are connected with the motor (18) through wires, and the first button (23) and the second button (24) are located on the top and the inner side of the sliding block (21) respectively.

Description

PVC-O pipe expansion body mechanism Technical Field The utility model relates to the technical field of PVC-O pipe expansion equipment, in particular to a PVC-O pipe expansion body mechanism. Background When the VC-O pipe is produced and processed, PVC-O pipe expansion equipment is needed to obtain the VC-O pipe with the required inner diameter, the patent application number is CN201921616954.X, the expanding device for PVC-O pipe production is disclosed, because the air bag is shrunken when not inflated, the expanding device is easy to be plugged into the embryo pipe, the air bag is only required to be plugged into the embryo pipe, and then the air bag is inflated to expand the embryo pipe, the oriented processing can be started, the continuous production process of the PVC-O pipe is optimized, the labor intensity is reduced, the rejection rate is reduced, the oriented time is shortened, the automation degree is also obviously improved, the labor cost and the production cost are saved, the market competitiveness is improved, according to the technical scheme disclosed by the expanding device, on one hand, the temperature of the device is not effectively controlled, the VC-O pipe is easily deformed due to higher temperature, or the VC-O pipe is damaged when the VC-O pipe is expanded, the inner diameter of the VC-O pipe is not easily controlled, the VC-O pipe is easily controlled due to the fact that the inner diameter of the VC-O pipe is expanded, and the air pressure is easily changed due to the fact that the VC-O pipe is easily controlled when the VC-O pipe is processed. Therefore, how to design a PVC-O pipe expansion body mechanism is a problem which we need to solve currently. Disclosure of utility model Aiming at the defects existing in the prior art, the utility model aims to provide a PVC-O pipe expansion body mechanism so as to solve the problems in the background art. The PVC-O pipe expansion body mechanism comprises a supporting sleeve and a sliding sleeve, wherein a connecting component is arranged on the supporting sleeve, the connecting component comprises a connecting sleeve and a taper sleeve, an air inlet component is arranged on the connecting sleeve, the air inlet component comprises an air inlet pipe and a through hole, an exhaust component is arranged on the sliding sleeve, the exhaust component comprises a supporting sleeve and an exhaust pipe, a heating component is arranged on the connecting sleeve, the heating component comprises an electric heating wire and an inner groove, a temperature control component is arranged on the inner groove, the temperature control component comprises a piston and a spring I, a pressure control component is arranged on the supporting sleeve, and the pressure control component comprises a motor and a flashboard. Further, the pipe is installed at one end of the connecting sleeve through bolt sealing, the other end of the connecting sleeve is installed at one end of the supporting sleeve through bolt sealing, the other end of the supporting sleeve is integrally formed at one end of the taper sleeve, and the other end of the taper sleeve is integrally formed at one end of the sliding sleeve. Further, the through hole is formed in the center of the connecting sleeve, the supporting sleeve, the taper sleeve, the sliding sleeve and the supporting sleeve respectively, the inlet pipe is communicated with the exhaust pipe through the through hole, the taper groove is formed in the outer side of the taper sleeve, the annular groove is formed in the outer side of the sliding sleeve, the taper groove is uniformly distributed on the taper sleeve, the annular groove is uniformly distributed on the sliding sleeve, and the taper groove and the annular groove are all communicated with the through hole through the connecting pipe. Further, the heating wire is welded at the inner side of the connecting sleeve, the heating wire is positioned at the inner side of the through hole, the inner groove is arranged at the inner side of the connecting sleeve, the inner wall of the inner groove is welded with the heat conducting fin, and the heat conducting fin is sleeved at the outer side of the through hole. Further, the top of the inner groove is communicated with the outer side of the connecting sleeve, the outer side of the piston is clamped on the inner wall of the top of the inner groove, the bottom of the piston is connected with the heat conducting fin through a first spring, an electrode is welded on the inner wall of the inner groove, the electrode is sleeved on the outer side of the piston, and the electrode is connected with the electric heating wire through an electric wire. Further, one end of the support sleeve is arranged at the other end of the sliding sleeve in a sealing mode through bolts, the calandria is arranged at the other end of the support sleeve in a sealing mode through bolts, the motor is arranged at the top of the support sleeve through bolts, the inne