CN215151985U - Internal expanding type push-pull integrated forming device for reinforced polyethylene composite pipe joint - Google Patents
Internal expanding type push-pull integrated forming device for reinforced polyethylene composite pipe joint Download PDFInfo
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- CN215151985U CN215151985U CN202120231965.7U CN202120231965U CN215151985U CN 215151985 U CN215151985 U CN 215151985U CN 202120231965 U CN202120231965 U CN 202120231965U CN 215151985 U CN215151985 U CN 215151985U
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Abstract
The utility model discloses a formula push-and-pull integrated into one piece device rises in enhancement polyethylene composite pipe connects, the test platform comprises a support, frame top one end is equipped with the A backup pad, and the frame top other end is equipped with the B backup pad, the cover is equipped with push-and-pull pneumatic cylinder in the A backup pad, B backup pad one end is equipped with pipe fitting fixture, and the B backup pad other end is equipped with pipe fitting fixture, push-and-pull pneumatic cylinder's tailpiece of the piston rod portion passes through mould connector connection mould, pipe fitting fixture pneumatic cylinder that promotes the tubular product motion is installed respectively to pipe fitting fixture both sides. The utility model provides a current compound pipe operating pressure low and detain and press the device to have the not firm problem of withholding. The utility model discloses can ensure joint and the joint strength and the leakproofness of compound pipe.
Description
Technical Field
The utility model relates to a device that connects equipment is withheld with the metal to compound pipe, concretely relates to be used for glass fiber tape winding to enhance polyethylene compound pipe metal withhold and press joint (joint) and glass fiber tape winding to enhance polyethylene compound tubular product (for short compound pipe) equipment machine-shaping's enhancement polyethylene compound pipe connects internal expanding formula push-and-pull integrated into one piece device.
Background
The glass fiber tape winding reinforced polyethylene composite pipe is used for a coal mine underground water supply and drainage and compressed air pipeline system, is limited by an underground tunnel, generally has a fixed length of 4-6 meters, and is connected with two ends by adopting national standard flanges. The designed working pressure of the composite pipe is 4MPa at most, the bursting pressure is not lower than 12MPa, a pipeline system cannot be damaged within the designed pressure range, and the composite pipe also comprises flange joints at two ends of the composite pipe. In order to ensure that the connection strength and the sealing performance of the flange joints at the two ends and the composite pipe body meet the design requirements, special joints are designed in a matched mode. For reliable connection of the joint and the composite pipe body, a special device, namely a special forming device, is needed. During operation, one end of the composite pipe is inserted between the joint inner core and the outer sleeve, the insertion length is ensured to meet the design requirement, and then the assembled composite pipe is subjected to internal expansion forming connection by using a special die and equipment.
The general operating pressure of the compound pipe of steel wire mesh skeleton plastics that has now on the market is lower, and the joint of adoption is comparatively simple, generally is the external pressure type. The buckling device used by the device has low buckling precision, and the loose buckling causes the connector to fall off in the using process, thereby bringing great loss to customers.
According to the structural characteristics and design simulation analysis of the composite pipe, the composite pipe and the metal buckling and pressing joint adopt an inner core expansion (inner expansion) process, the connection strength and the sealing performance of the joint and the composite pipe can be ensured, and in order to solve the assembly and processing of the joint and the composite pipe, an inner expansion type push-pull integrated forming device for the glass fiber tape winding reinforced polyethylene composite pipe joint is designed and developed.
Disclosure of Invention
In order to overcome the low and not firm defect of withholding device existence withholding of current composite pipe operating pressure, the utility model provides a can ensure to connect the joint strength and the enhancement polyethylene composite pipe of leakproofness of compound pipe and connect internal expanding formula push-and-pull integrated into one piece device.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is:
the utility model provides an internal expanding formula push-and-pull integrated into one piece device of reinforced polyethylene composite pipe joint, includes the frame, frame top one end is equipped with the A backup pad, and the frame top other end is equipped with the B backup pad, the cover is equipped with push-and-pull hydraulic cylinder in the A backup pad, B backup pad one end is equipped with pipe fitting anchor clamps, and the B backup pad other end is equipped with tubular product anchor clamps, push-and-pull hydraulic cylinder's tailpiece of the piston rod portion passes through mould connector connection mould, tubular product anchor clamps both sides are installed respectively and are promoted tubular product anchor clamps pneumatic cylinder of tubular product motion.
Further, the pipe clamp comprises a pipe support which is used for placing the pipe and matched with the bottom of the pipe, pipe clamp hydraulic cylinders are sleeved on two sides of the pipe support, and two ends of each pipe clamp hydraulic cylinder are fixed through support columns.
Further, the pipe fitting anchor clamps are including the fixed plate that is located B backup pad both sides, the cover is equipped with pipe fitting anchor clamps pneumatic cylinder respectively on the fixed plate, is equipped with pipe fitting anchor clamps slide rail respectively in top and bottom between B backup pad and pipe fitting.
Furthermore, the mould connector is composed of a convex ring connecting cylinder, and the side of the convex ring is connected with the end part of the piston rod.
Preferably, the die is trumpet-shaped, and the maximum size is larger than the inner diameter size of the pipe fitting.
Preferably, the top center of B backup pad is equipped with pipe fitting hoist and mount pole, pipe fitting hoist and mount pole is connected the horizontal pole by the montant and is constituteed, the montant top is located the pipe fitting side and is equipped with the horizontal pole.
Furthermore, support plate pull rods are arranged at four corners of the support plate A and the support plate B.
When the utility model is operated, the composite pipe is firstly fixed on the pipe clamp, the metal buckle joint is fixed on the pipe clamp and is respectively clamped, the pipe clamp is pushed by the pipe clamp hydraulic cylinder to axially move towards the insertion hole of the metal buckle joint, the assembly of the composite pipe and the metal buckle joint is realized, then a special internal expansion type mould is installed and connected on the piston rod of the push-pull hydraulic cylinder, the mould is pushed out from the assembled metal buckle joint by the thrust of the push-pull hydraulic cylinder, the size of the inner core of the joint is expanded, the joint is mechanically buckled and connected with the inner wall of the composite pipe, and the push-expansion forming is completed (the process ensures the size of the expanded inner core by the special internal expansion type mould); if the B support plate needs to be expanded, the B support plate can be integrally adjusted by 180 degrees and installed on the base, the push-pull hydraulic piston rod is firstly extended to a proper position in advance, then the internal expansion mold penetrates through the insertion pipe end of the buckling and pressing joint, then the mold is fixed on the piston rod of the pipe fitting clamping hydraulic cylinder, then the composite pipe is pushed into the metal buckling and pressing joint with the installed internal expansion mold, the pipe fitting clamping hydraulic cylinder of the buckling and pressing joint is closed, the hydraulic cylinder is started to enable the piston rod to be retracted into the hydraulic cylinder, and the mold is pulled outwards along with the piston rod until the mold is completely separated from the opening of the buckling and pressing joint in advance, so that the expansion molding of the joint is completed.
The utility model discloses a holistic design, it is whole to collect heavy pneumatic cylinder, pipe fitting anchor clamps, compound pipe clamp and utilize on high strength pull rod and thickening backup pad and the frame, has improved each functional unit's axiality, has improved the fashioned precision that rises of pushing away. The integrated design is convenient to operate, the working efficiency is improved, the production cost is reduced, and the integrated design has certain economic value and use value.
Drawings
The invention will be further described with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the present invention;
description of reference numerals: 1. the pipe fitting clamp comprises a base, 2 parts of a push-pull hydraulic cylinder, 3 parts of a support plate A, 4 parts of a support plate B, 5 parts of a push-pull hydraulic cylinder piston rod, 6 parts of a mould connector, 7 parts of a pipe fitting clamp, 8 parts of a support plate pull rod, 9 parts of a pipe fitting clamp hydraulic cylinder, 10 parts of a pipe fitting clamp slide rail, 11 parts of a pipe fitting clamp hydraulic cylinder, 12 parts of a pipe fitting clamp, 13 parts of a pipe fitting hoisting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 2, the internal expanding push-pull integrated molding device for the reinforced polyethylene composite pipe joint of the embodiment includes a base 1, one end of the top of the base 1 is provided with an a support plate 3, the other end of the top of the base 1 is provided with a B support plate 4, the a support plate 3 is sleeved with a push-pull hydraulic cylinder 5, one end of the B support plate 4 is provided with a pipe clamp 7, the other end of the B support plate 4 is provided with a pipe clamp 12, the end of a piston rod of the push-pull hydraulic cylinder is connected with a mold through a mold connector 6, and pipe clamp hydraulic cylinders 9 for pushing the pipe to move are respectively installed on two sides of the pipe clamp 12.
Further, the pipe clamp 12 comprises a pipe support used for placing the pipe and matched with the bottom of the pipe, pipe clamp hydraulic cylinders 11 are sleeved on two sides of the pipe support, and two ends of each pipe clamp hydraulic cylinder 11 are fixed through support columns.
Further, the pipe fitting clamp 7 comprises fixing plates located on two sides of the B support plate, pipe fitting clamp hydraulic cylinders are respectively sleeved on the fixing plates, and pipe fitting clamp sliding rails 10 are respectively arranged at the top and the bottom between the B support plate 4 and the pipe fitting.
Further, the mold connecting body 6 is composed of a convex ring connecting cylinder, and the side of the convex ring is connected with the end part of the piston rod 5 of the push-pull hydraulic cylinder.
Preferably, the die is trumpet-shaped, and the maximum size is larger than the inner diameter size of the pipe fitting.
Preferably, the top center of the B support plate 4 is provided with a pipe fitting hoisting rod 13, the pipe fitting hoisting rod 13 is formed by connecting vertical rods with a cross rod, and the top of each vertical rod is arranged on the side of the pipe fitting and provided with a cross rod.
Furthermore, support plate pull rods 8 are arranged at four corners of the A support plate 3 and the B support plate 4.
The utility model discloses push up fashioned work flow as follows:
(1) and installing the corresponding composite pipe clamp 12 according to the specification and model of the corresponding composite pipe.
(2) And installing the metal buckling and pressing joints of the corresponding composite pipes on the corresponding pipe fittings clamps 7 according to the specification and the model of the corresponding composite pipes, and starting the pipe fittings clamp hydraulic cylinders 9 to enable the clamps to clamp the pipe fittings, wherein the pipe fittings are in a fixed static state.
(3) And starting the pipe clamp hydraulic cylinder 9, and pushing the composite pipe into the fixed pipe joint by using the pipe clamp hydraulic cylinder 9.
(4) According to the specification and the model of the installed pipe joint, a die connecting body 6 and a die are installed on the push-pull hydraulic piston rod 5.
(5) And starting the push-pull hydraulic cylinder 2 to enable a piston rod 5 of the push-pull hydraulic cylinder to be ejected outwards together with the mould, wherein the piston rod, the mould and the pipe joint are positioned on the same axis. The mould is pushed into the pipe of the assembled pipe fitting joint in the ejection process to complete the expansion forming. (the maximum size of the mould is larger than the inner diameter of the pipe fitting like a horn.)
The working process of the tension forming is as follows:
(1) the supporting plate pull rod 8 is taken off, the B supporting plate 4 is turned for 180 degrees, and then the supporting plate pull rod 8 and the B supporting plate 4 are fixedly arranged on the machine base 1.
(2) And installing the corresponding composite pipe clamp 12 and the corresponding composite pipe according to the specification and the model of the corresponding composite pipe.
(3) And starting the push-pull hydraulic cylinder 2, wherein a piston rod 5 of the push-pull hydraulic cylinder is ejected out and penetrates through the pipe fitting clamp 7 to a required position.
(4) And (3) installing a pipe fitting matched with the specification and the model of the composite pipe and a mould connecting body 6 on the pipe fitting clamp 7, and starting a hydraulic cylinder 9 of the pipe fitting clamp to clamp the pipe fitting.
(5) And installing the mould and mould connecting body 6 to ensure that the mould, the pipe fitting and the composite pipe are on the same axis.
(6) And starting the hydraulic cylinder 9 of the composite pipe clamp to push the composite pipe to be inserted into the fixed pipe fitting joint.
(7) After the composite pipe and the pipe joint are assembled, the push-pull hydraulic cylinder 2 is started again to withdraw the push-pull piston rod 5. Because the mould is arranged on the piston rod and is arranged in the pipe fitting joint in advance, the mould follows the pipe fitting and is not moved when the push-pull piston rod 5 is withdrawn, the push-pull piston rod 5 is withdrawn into the push-pull hydraulic cylinder 5, and the mould is pulled out to finish the stretch forming. (the maximum size of the mould is larger than the inner diameter of the pipe fitting like a horn.)
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The internal expanding type push-pull integrated forming device for the reinforced polyethylene composite pipe joint is characterized by comprising a base, wherein one end of the top of the base is provided with an A supporting plate, the other end of the top of the base is provided with a B supporting plate, a push-pull hydraulic cylinder is sleeved on the A supporting plate, one end of the B supporting plate is provided with a pipe fitting clamp, the other end of the B supporting plate is provided with a pipe fitting clamp, the end part of a piston rod of the push-pull hydraulic cylinder is connected with a mold through a mold connector, and pipe fitting clamp hydraulic cylinders for pushing pipes to move are respectively installed on two sides of each pipe fitting clamp.
2. The internal expanding type push-pull integrated forming device for the reinforced polyethylene composite pipe joint as claimed in claim 1, wherein the pipe clamp comprises a pipe support matched with the bottom of the pipe for placing the pipe, pipe clamp hydraulic cylinders are sleeved on two sides of the pipe support, and two ends of each pipe clamp hydraulic cylinder are fixed through support columns.
3. The internal expanding push-pull integrated forming device for the reinforced polyethylene composite pipe joint as claimed in claim 1, wherein the pipe clamp comprises fixing plates located at two sides of the B support plate, the fixing plates are respectively sleeved with a pipe clamp hydraulic cylinder, and pipe clamp sliding rails are respectively arranged at the top and the bottom between the B support plate and the pipe.
4. The internal expanding push-pull integrated forming device of reinforced polyethylene composite pipe joint as claimed in any one of claims 1 to 3, wherein the mold connector is composed of a convex ring connecting cylinder, and the convex ring side is connected with the end of the piston rod.
5. The internal expanding push-pull integrated forming device of reinforced polyethylene composite pipe joint as claimed in any one of claims 1 to 3, wherein the die is trumpet-shaped and has a maximum dimension larger than the inner diameter of the pipe.
6. The internal expanding push-pull integrated forming device for the reinforced polyethylene composite pipe joint as claimed in any one of claims 1 to 3, wherein a pipe lifting rod is arranged at the center of the top of the B support plate, the pipe lifting rod is composed of a vertical rod and a cross rod, and the top of the vertical rod is provided with a cross rod at the pipe side.
7. The internal expanding push-pull integrated forming device of the reinforced polyethylene composite pipe joint as claimed in any one of claims 1 to 3, wherein support plate pull rods are arranged at four corners of the A support plate and the B support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120231965.7U CN215151985U (en) | 2021-01-27 | 2021-01-27 | Internal expanding type push-pull integrated forming device for reinforced polyethylene composite pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120231965.7U CN215151985U (en) | 2021-01-27 | 2021-01-27 | Internal expanding type push-pull integrated forming device for reinforced polyethylene composite pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215151985U true CN215151985U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120231965.7U Active CN215151985U (en) | 2021-01-27 | 2021-01-27 | Internal expanding type push-pull integrated forming device for reinforced polyethylene composite pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215151985U (en) |
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2021
- 2021-01-27 CN CN202120231965.7U patent/CN215151985U/en active Active
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Inventor after: Li Lin Inventor after: Feng Lei Inventor after: Feng Yutao Inventor after: Ma Yanfei Inventor after: Li Xierui Inventor after: Zhang Feihong Inventor after: Yan Jia Inventor after: Peng Yejin Inventor after: Li Zheng Inventor after: Zhao Weiye Inventor after: Yang Yong Inventor after: Dong Ningguang Inventor after: Tian Yangbo Inventor before: Zhang Youping Inventor before: Feng Yutao Inventor before: Ma Yanfei Inventor before: Li Xierui Inventor before: Dong Ningguang Inventor before: Wang Chunjin Inventor before: Wan Haixin Inventor before: Peng Yejin Inventor before: Li Zheng Inventor before: Zhao Weiye Inventor before: Yang Yong Inventor before: Tian Yangbo Inventor before: Feng Lei |