CN111716740A

CN111716740A - Sliding frame type PE pipe sleeving and mounting unit

Info

Publication number: CN111716740A
Application number: CN202010599617.5A
Authority: CN
Inventors: 彭涛; 刘培勇; 林恒; 主承林; 张金响
Original assignee: Jiangsu Huayuan Water Saving Co ltd
Current assignee: Jiangsu Huayuan Water Saving Co ltd; Jiangsu Huayuan Irrigation and Drainage Co Ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2020-09-29

Abstract

The invention discloses a sliding frame type PE pipe sleeving and mounting unit which comprises a bottom supporting plate I, a PE pipe end clamping and sleeving mounting part I, a PE pipe end heating part I, a hard pipe clamping part and a sliding frame type PE pipe sleeving and mounting electric control mechanism, wherein the bottom supporting plate I is provided with a bottom supporting plate base; the PE pipe end clamping and sleeving mounting part I comprises a support frame I, a pipe end clamping mechanism assembly I and a pipe end clamping mechanism sliding control part; the PE pipe end heating part I is arranged in front of the PE pipe end clamping and sleeving mounting part I and comprises a support frame II and a conical electric heating head assembly I; hard tube clamping part sets up on the left side or the right side of PE pipe end heating part I, including support frame III and hard tube fixture subassembly. The sliding frame type PE pipe sleeving and mounting unit is an automatic unit, can greatly reduce the risk of premature aging of the pipe end of a PE pipe, greatly reduce the labor intensity of operators and improve the mounting efficiency, and is particularly suitable for mounting large-diameter and large-thick-wall PE pipes of large and medium-sized reel sprinkling irrigation machines.

Description

Sliding frame type PE pipe sleeving and mounting unit

Technical Field

The invention relates to an auxiliary mounting unit for a reel sprinkler, in particular to a carriage type PE pipe sleeving and mounting unit for a PE pipe mounting system for mounting a PE pipe on the reel sprinkler, and belongs to the technical field of reel sprinklers.

Background

The spray irrigation is an irrigation method that water is sprayed into the air by using special equipment such as a spray nozzle and the like to form water drops which fall on the ground spray irrigation surface and the surface of crops.

The reel sprinkling irrigation machine can irrigate farmland of large area, also can be according to the size of shower nozzle control water spray volume to satisfy the user and to the different requirements of sprinkling irrigation water yield, be the sprinkling irrigation equipment that farmland water-saving irrigation chooseed for use usually. Reel sprinkling irrigation machine generally adopts water turbine formula power drive system, mainly include chassis, reel, PE pipe, water turbine, gearbox, speed compensation device and shower nozzle car usually, the winding is overlapped on the reel in the PE pipe, and the pressure water of sprinkling irrigation drives water turbine rotatory, spreads into the reduction gear from the water turbine axle in, and chain drive produces great moment of torsion power drive reel rotation after the deceleration to realize the automatic of PE pipe and retrieve, pull the shower nozzle car through the PE pipe simultaneously and roll back the removal and carry out the sprinkling irrigation operation.

The PE pipe one end of reel sprinkling irrigation machine need cup joint and install on the hard pipe connector of pressure water input of shower nozzle car, the other end needs to cup joint and install on the hard pipe connector of pressure water output of reel, the hard pipe connector usually is the bamboo joint coupling structure with PE pipe internal diameter size tight fit, traditional PE pipe box joint mounting means is that the manual work that manpower was used for strength to push into the PE pipe after smearing the butter on the hard pipe connector cup joints the mode, cup joint PE pipe back reuse larynx hoop tighten the PE pipe tip on the bamboo joint coupling structure of hard pipe connector. The PE pipe of the coil sprinkler is used as a pressure water delivery working part, and not only has enough supporting strength in the radial direction to resist extrusion deformation and pressure of pressure water when being wound on a coil, but also has enough tensile strength in the axial direction to pull a sprinkler car. For large-and-medium-sized reel sprinkling irrigation machine, the nominal pressure of PE pipe is usually at 0.63 ~ 1.6MPa, the external diameter is usually at 65 ~ 250mm, the pipe wall thickness is usually at 4.2 ~ 22.7mm, weight is great, when adopting the traditional manual mounting means that cup joints the PE pipe, usually heat earlier the tip of PE pipe and soften the later manpower cup joint, the heating means adopts flame heating or hot oil heating usually, not only intensity of labour is big, the installation cycle is long, the installation effectiveness is low, and the outer surface of PE pipe tip can be damaged usually to the mode of flame heating or hot oil heating, and then cause the PE pipe tip to have the risk of premature aging, thereby can reduce reel sprinkling irrigation machine product overall quality.

Disclosure of Invention

Aiming at the problems, the invention provides a carriage type PE pipe sleeving and mounting unit which can greatly reduce the labor intensity of operators, can realize the quick mounting of PE pipes and is particularly suitable for the process of mounting the PE pipes of large and medium-sized reel sprinkling irrigation machines.

In order to achieve the purpose, the sliding frame type PE pipe sleeving and mounting unit is used for heating the front pipe end of a PE pipe and sleeving the front pipe end of the PE pipe on a pressure water input hard pipe of a nozzle car, and comprises a bottom support plate I, a PE pipe end clamping and sleeving mounting part I, a PE pipe end heating part I, a hard pipe clamping part and an electric control mechanism for sleeving and mounting the sliding frame type PE pipe;

the bottom supporting plate I is arranged on the ground through a sliding guide mechanism and a sliding driving mechanism which are arranged along the left-right direction;

the PE pipe end clamping, sleeving and mounting part I comprises a support frame I, a pipe end clamping mechanism assembly I and a pipe end clamping mechanism sliding control part; the support frame I is arranged on the bottom supporting plate I in a sliding fit mode through a sliding guide mechanism and a sliding driving mechanism which are arranged along the left-right direction, and the support frame I is positioned in the front-back direction; the pipe end clamping mechanism assembly I is arranged at the top end of the support frame I in a sliding fit mode along the front-back direction, comprises an arc-shaped clamping claw and a clamping driving part, the outer diameter of the arc-shaped clamping claw is matched with the outer diameter of the PE pipe, and the axis direction of the arc-shaped clamping claw is arranged along the front-back direction; the pipe end clamping mechanism sliding control part is arranged right behind the pipe end clamping mechanism assembly I, a machine body of the pipe end clamping mechanism sliding control part is fixedly arranged on the support frame I, and a telescopic end of the pipe end clamping mechanism sliding control part is fixedly arranged and connected with the pipe end clamping mechanism assembly I;

the PE pipe end heating part I is arranged in front of the PE pipe end clamping and sleeving mounting part I and comprises a support frame II and a conical electric heating head assembly I; the support frame II is fixedly arranged on the bottom supporting plate I; the conical electric heating head assembly I is fixedly arranged at the top end of the support frame II, the conical electric heating head assembly I comprises a conical electric heating head which is arranged right behind the axis and is big in front and small in back, and the height size of the axis line of the conical electric heating head is the same as that of the axis line of an arc-shaped clamping claw of the pipe end clamping mechanism assembly I in a clamping state;

the hard pipe clamping part is arranged on the left side or the right side of the PE pipe end heating part I and comprises a support frame III and a hard pipe clamping mechanism assembly; the supporting frame III is fixedly arranged on the bottom supporting plate I; the hard tube clamping mechanism assembly is fixedly arranged at the top end of the support frame III, the hard tube clamping mechanism assembly comprises an arc-shaped clamping claw and a clamping driving part, the arc-shaped clamping claw is matched with the outer diameter of a pressure water input hard tube of the sprayer truck, the axial direction of the arc-shaped clamping claw is arranged along the front-back direction, and the height dimension of the axial line of the arc-shaped clamping claw of the hard tube clamping mechanism assembly in a clamping state is the same as the height dimension of the axial line of the arc-shaped clamping claw of the tube end clamping mechanism assembly I in the clamping state;

the sliding frame type PE pipe sleeving and mounting electric control mechanism comprises a sliding frame type PE pipe sleeving and mounting controller, a bottom support plate I sliding control loop, a PE pipe end clamping sleeve control loop, a PE pipe end heating control loop and a hard pipe clamping control loop, wherein the sliding frame type PE pipe sleeving and mounting controller is electrically connected with a sliding driving mechanism of the bottom support plate I, a clamping driving part of a pipe end clamping mechanism assembly I, a pipe end clamping mechanism sliding control part, a conical electric heating head of a conical electric heating head assembly I and a clamping driving part of the hard pipe clamping mechanism assembly respectively.

As a further improvement scheme of the invention, a distance sensor and a pattern recognition sensor which are arranged in a forward direction are arranged on the pipe end clamping mechanism component I, and the carriage type PE pipe sleeving and mounting controller is electrically connected with the distance sensor and the pattern recognition sensor on the pipe end clamping mechanism component I respectively.

As a further improvement scheme of the invention, the pipe end clamping mechanism assembly I further comprises an A coordinate rotation control mechanism taking the central axis of the arc-shaped clamping claw as a rotating shaft in a clamping state, and the carriage type PE pipe sleeving installation controller is electrically connected with the A coordinate rotation control mechanism.

As the preferred scheme of the invention, the sliding guide mechanism of the support frame I is a dovetail protrusion arranged at the bottom of the support frame I and a dovetail sliding groove structure arranged on the bottom supporting plate I in a matched mode.

As a further improvement scheme of the invention, the pipe end clamping mechanism component I is a hinged swinging clamping structure, the arc-shaped clamping claw comprises a fixed clamping claw and a swinging clamping claw which swings and opens and closes along the left-right direction, and the clamping driving part is a swinging clamping driving structure connected with the swinging clamping claw; the hard tube clamping mechanism assembly is a hinged swinging clamping structure, the arc-shaped clamping claw comprises a fixed clamping claw and a swinging clamping claw swinging and opening along the left-right direction, and the clamping driving component is a swinging clamping driving structure connected with the swinging clamping claw; the swinging opening and closing direction of the swinging clamping claw of the pipe end clamping mechanism assembly I is consistent with the swinging opening and closing direction of the swinging clamping claw of the hard pipe clamping mechanism assembly.

As a further improvement scheme of the invention, a lifting and sliding guide mechanism of a support frame I and a lifting and driving mechanism of the support frame I are arranged on a support frame I along the vertical up-down direction, the lifting and driving mechanism of the support frame I is electrically connected with a sliding frame type PE pipe sleeving and installing controller, the height dimension of the axial line of a conical electric heating head assembly I corresponds to the height dimension of the axial line of an arc-shaped clamping claw in a clamping state when a pipe end clamping mechanism assembly I is positioned at the upper limit position or the lower limit position of the lifting and sliding guide mechanism of the support frame I, and the height dimension of the axial line of the arc-shaped clamping claw of a hard pipe clamping mechanism assembly in the clamping state corresponds to the height dimension of the axial line of the arc-shaped clamping claw in the clamping state.

As a preferable scheme of the invention, the clamping driving part of the pipe end clamping mechanism component I, the pipe end clamping mechanism sliding control part and the clamping driving part of the hard pipe clamping mechanism component are all hydraulic cylinder structures.

As a further improvement scheme of the invention, the structure that the pipe end clamping mechanism component I is arranged at the top end of the support frame I in a sliding fit manner along the front-back direction is a guide wheel arranged at the bottom of the pipe end clamping mechanism component I and a guide rail structure arranged on the top end face of the support frame I in a fit manner.

Compared with the prior art, the carriage type PE pipe sleeving and mounting unit adopts a mode of electrically heating the interior of the pipe end of the PE pipe through the conical electric heating head assembly, heat is conducted from inside to outside, the outer surface of the pipe end of the PE pipe is not damaged, and the risk of premature aging of the pipe end of the PE pipe can be greatly reduced; in the process of sleeving and mounting the pipe end of the PE pipe, the sliding frame type PE pipe sleeving and mounting unit can automatically complete the traditional manual sleeving and mounting processes with the maximum labor intensity, such as the heating of the pipe end of the PE pipe, the sleeving and mounting of the pipe end of the PE pipe and the like, except that the positioning of the pipe end of the PE pipe and the positioning of a pressure water input hard pipe of a spray head vehicle need manual positioning operation and the mounting of a hose clamp need manual operation, so that the labor intensity of operators can be greatly reduced, and the mounting efficiency can be greatly improved; through changing the arc-shaped clamping claw and the conical electric heating head of different sizes, the PE pipes with different outer diameters and inner diameters can be installed, and the large-diameter and large-thick-wall PE pipe installing device is particularly suitable for installing large-diameter and large-thick-wall PE pipes of large and medium-sized reel sprinkling irrigation machines.

Drawings

FIG. 1 is a schematic diagram of a PE tube mounting system suitable for use with a reel sprinkler;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is an N-directional view of FIG. 1;

FIG. 4 is a schematic diagram of the construction of a PE tubing raw material roll mounting unit suitable for use in the PE tubing mounting system of the reel sprinkler;

FIG. 5 is a left side view of FIG. 4;

FIG. 6 is a schematic structural view of a gantry type PE pipe joint installation unit of a PE pipe installation system suitable for a reel sprinkler;

FIG. 7 is a top view of FIG. 6;

FIG. 8 is a left side view of FIG. 6;

FIG. 9 is a schematic top view of the present invention;

FIG. 10 is an M-direction rotated view of FIG. 9;

FIG. 11 is a view from the P direction of FIG. 10;

fig. 12 is a view in the direction Q of fig. 10.

In the figure: 1. PE pipe raw material roll installation unit, 11, a bottom bracket, 12, a vertical frame, 13, a roller, 14, an end stop rod, 15, an end stop rod swing control mechanism, 2, a sliding frame type PE pipe socket installation unit, 21, a bottom support plate I, 22, a support frame I, 23, a pipe end clamping mechanism assembly I, 24, a support frame II, 25, a conical electric heating head assembly I, 26, a support frame III, 27, a hard pipe clamping mechanism assembly, 3, a door frame type PE pipe socket installation unit, 31, a rotary station table, 32, a door frame type mechanical arm, 33, a PE pipe socket installation mechanical arm, 34, a support frame IV, 35, a pipe end clamping mechanism assembly II, 36, a support frame V, 37, a conical electric heating head assembly II, 38, a forward and reverse 8-shaped spiral shaft, 39, a pipe arrangement slide block frame, 4 and a reel rotation driving unit.

Detailed Description

The present invention will be further described with reference to the accompanying drawings by taking as an example the mounting of the carriage type PE pipe socket mounting unit on a PE pipe mounting system suitable for a reel sprinkler (hereinafter, the left side direction of fig. 1 will be described as the front, the up-down direction of fig. 1 will be described as the up-down direction, the up-down direction of fig. 2 will be described as the left-right direction, the horizontal front-back direction will be described as the X-axis coordinate direction, the horizontal left-right direction will be described as the Y-axis coordinate direction, and the vertical up-down direction will be described as the Z-axis coordinate direction).

As shown in fig. 1 and 2, the PE pipe installation system suitable for the reel sprinkler includes a PE pipe raw material roll installation unit 1, a carriage type PE pipe socket installation unit 2, a gantry type PE pipe socket installation unit 3, a reel rotation driving unit 4, and a centralized electric control unit, where the PE pipe raw material roll installation unit 1, the carriage type PE pipe socket installation unit 2, the gantry type PE pipe socket installation unit 3, and the reel rotation driving unit 4 are arranged from front to back.

As shown in fig. 4 and 5, the PE tube stock roll mounting unit 1 includes a bottom bracket 11, a stand 12, a roller 13, an end stop lever 14 and a PE tube stock roll mounting electric control mechanism; the bottom bracket 11 is fixedly arranged on the ground; the stand 12 is vertically and fixedly arranged on the bottom bracket 11; the axial direction of the roller 13 is horizontally arranged along the left-right direction, one end of the roller 13 is installed at the top of the stand 12 through a bearing, the other end of the roller 13 is suspended, an end stop lever swing control mechanism 15 which is telescopically arranged along the central axial direction of the roller 13 is arranged in the roller 13, a machine body of the end stop lever swing control mechanism 15 is fixedly installed in the roller 13, and the end stop lever swing control mechanism 15 can be a hydraulic cylinder or an air cylinder structure or other telescopic structures such as an electric cylinder structure; the end stop levers 14 are arranged in multiple pieces, the end stop levers 14 are arranged in a central symmetry mode relative to the axis of the roller 13, the inner side ends of the end stop levers 14 are respectively hinged to the telescopic ends of the end stop lever swing control mechanism 15, and the rod bodies of the end stop levers 14 are respectively hinged to the end portions of the roller 13; the PE pipe raw material roll installation electric control mechanism comprises a PE pipe raw material roll installation controller and an end stop lever swing control loop, and the PE pipe raw material roll installation controller is electrically connected with the end stop lever swing control mechanism 15. The expansion and contraction of the control end stop lever swing control mechanism 15 can realize that a plurality of end stop levers 14 synchronously swing to be in an expansion blocking state along the radial direction of the roller 13 or in a storage abdicating state along the axial direction of the roller 13.

As shown in fig. 9, the sliding frame type PE pipe socket mounting unit 2 includes a bottom support plate i 21, a PE pipe end clamping socket mounting part i, a PE pipe end heating part i, a hard pipe clamping part, and a sliding frame type PE pipe socket mounting electric control mechanism;

the bottom supporting plate I21 is arranged on the ground through a sliding guide mechanism and a sliding driving mechanism which are arranged along the left-right direction, the sliding guide mechanism can be a guide wheel arranged at the bottom of the bottom supporting plate I21 and a guide rail structure which is arranged on the ground in a matched mode, or can be a guide bulge arranged at the bottom of the bottom supporting plate I21 and other sliding guide structures such as a guide chute structure which is arranged on the ground in a matched mode, and the sliding driving mechanism can be a hydraulic cylinder or an air cylinder structure, an electric cylinder structure or a matched gear rack structure and other sliding driving structures;

as shown in fig. 10 to 12, the PE pipe end clamping, sleeving and mounting portion i comprises a support frame i 22, a pipe end clamping mechanism assembly i 23 and a pipe end clamping mechanism sliding control part; the support frame I22 is arranged on the bottom support plate I21 in a sliding fit mode through a sliding guide mechanism and a sliding driving mechanism which are arranged along the left-right direction, and the support frame I22 is arranged in a positioning mode in the front-rear direction; the pipe end clamping mechanism assembly I23 is arranged at the top end of the support frame I22 in a sliding fit mode along the front-back direction, the pipe end clamping mechanism assembly I23 comprises an arc-shaped clamping claw and a clamping driving part, the arc-shaped clamping claw is matched with the outer diameter of the PE pipe in a sliding fit mode, the axis direction of the arc-shaped clamping claw is arranged along the front-back direction, the arc-shaped clamping claw can clamp the PE pipe along the up-down direction and can also clamp the PE pipe along the left-right direction, the arc-shaped clamping claw can adopt a translation clamping mode and also can adopt a hinged swinging clamping mode, and the clamping driving part can adopt a hydraulic cylinder structure and also can adopt other structures; the pipe end clamping mechanism sliding control part is arranged right behind the pipe end clamping mechanism assembly I23, a machine body of the pipe end clamping mechanism sliding control part is fixedly arranged on the support frame I22, a telescopic end of the pipe end clamping mechanism sliding control part is fixedly arranged and connected with the pipe end clamping mechanism assembly I23, the pipe end clamping mechanism sliding control part can be a hydraulic cylinder or an electric cylinder structure or a matched telescopic control structure such as a gear rack structure, and the whole pipe end clamping mechanism assembly I23 can slide and move along the front-back direction by controlling the telescopic of the pipe end clamping mechanism sliding control part;

as shown in fig. 12, the pipe end heating part i of the PE pipe is arranged in front of the pipe end clamping, sleeving and mounting part i of the PE pipe, and comprises a support frame ii 24 and a conical electric heating head assembly i 25; the support frame II 24 is fixedly arranged on the bottom supporting plate I21; the conical electric heating head assembly I25 is fixedly arranged at the top end of the support frame II 24, the conical electric heating head assembly I25 comprises a conical electric heating head which is arranged right behind the axis and is big in front and small in back, and the height size of the axis line of the conical electric heating head is the same as that of the axis line of the arc-shaped clamping claw of the pipe end clamping mechanism assembly I23 in a clamping state;

as shown in fig. 11, the hard tube clamping part is arranged on the left side or the right side of the PE tube end heating part I and comprises a support frame III 26 and a hard tube clamping mechanism assembly 27; the supporting frame III 26 is fixedly arranged on the bottom supporting plate I21; the hard tube clamping mechanism component 27 is fixedly arranged at the top end of the support frame III 26, the hard tube clamping mechanism component 27 comprises an arc-shaped clamping claw and a clamping driving part which are matched with the outer diameter of a pressure water input hard tube of the sprayer truck, the axial direction of the arc-shaped clamping claw is arranged along the front-back direction, the height dimension of the axial line of the arc-shaped clamping claw of the hard tube clamping mechanism component 27 in a clamping state is the same as the height dimension of the axial line of the arc-shaped clamping claw of the tube end clamping mechanism component I23 in the clamping state, the arc-shaped clamping claw can clamp the pressure water input hard tube of the sprayer truck along the up-down direction and can also clamp the pressure water input hard tube of the sprayer truck along the left-right direction, and the arc-shaped clamping claw can adopt a translation clamping mode, the mode of hinged swing clamping can also be adopted, and the clamping driving part can adopt a hydraulic cylinder structure, an electric cylinder structure and other structures;

the sliding frame type PE pipe sleeving and mounting electric control mechanism comprises a sliding frame type PE pipe sleeving and mounting controller, a sliding control loop of a bottom support plate I, a PE pipe end clamping sleeve control loop, a PE pipe end heating control loop and a hard pipe clamping control loop, wherein the sliding frame type PE pipe sleeving and mounting controller is electrically connected with a sliding driving mechanism of the bottom support plate I21, a clamping driving part of a pipe end clamping mechanism assembly I23, a sliding control part of a pipe end clamping mechanism, a conical electric heating head of a conical electric heating head assembly I25 and a clamping driving part of a hard pipe clamping mechanism assembly 27 respectively.

As shown in fig. 6 to 8, the gantry type PE pipe socket installation unit 3 includes a rotary work station 31, a gantry type mechanical arm 32, a PE pipe socket installation manipulator 33, and a gantry type PE pipe socket installation electric control mechanism;

a reel sprinkling irrigation machine station is arranged on the rotary station table 31, the rotary station table 31 comprises a rotary station table rotary driving mechanism which can drive the rotary station table 31 to perform rotary motion, the rotary station table rotary driving mechanism comprises a rotary station table rotary driving part, the rotary station table rotary driving mechanism can be a straight gear ring structure which is arranged in a matched mode, a bevel gear plate structure which is arranged in a matched mode and the like, and the rotary station table rotary driving part can be an electric motor, a hydraulic motor and the like;

the portal type mechanical arm 32 is a portal frame structure fixedly installed on the ground, the geometric center of the portal frame structure is overlapped with that of the rotary station table 31, and the portal type mechanical arm 32 comprises an X coordinate driving assembly capable of driving a tail section mechanical arm to move along the horizontal front-back direction coordinate, a Y coordinate driving assembly capable of driving the tail section mechanical arm to move along the horizontal left-right direction coordinate and a Z coordinate driving assembly capable of driving the tail section mechanical arm to move along the vertical up-down direction coordinate;

the PE pipe sleeving and mounting manipulator 33 is mounted at the bottom end of the tail section mechanical arm and comprises a PE pipe end clamping and sleeving mounting part II and a PE pipe end heating part II;

the PE pipe end clamping, sleeving and mounting part II comprises a support frame IV 34 and a pipe end clamping mechanism assembly II 35 arranged at the bottom end part of the support frame IV 34; the top end of the support frame IV 34 is arranged on the bottom plane of the PE pipe sleeve mounting manipulator 33 in a sliding fit mode through a sliding guide mechanism and a sliding driving mechanism which are arranged along the front-back direction, the sliding guide mechanism can be a dovetail protrusion arranged at the top end of the support frame IV 34 and a dovetail chute structure arranged on the bottom plane of the PE pipe sleeve mounting manipulator 33 in a fit mode, or can be a guide wheel arranged at the top end of the support frame IV 34 and other positioning sliding guide structures such as a guide groove structure arranged on the bottom plane of the PE pipe sleeve mounting manipulator 33 in a fit mode, the sliding driving mechanism can be a hydraulic cylinder or an air cylinder structure, or an electric cylinder structure, or other sliding driving structures such as a matched gear rack structure, and the sliding displacement of the support frame IV 34 along the front-back direction can be realized by controlling the; the pipe end clamping mechanism assembly II 35 comprises an arc-shaped clamping claw and a clamping driving part, the arc-shaped clamping claw is matched with the outer diameter of the PE pipe in size, the axis direction of the arc-shaped clamping claw is arranged along the front-back direction, the arc-shaped clamping claw can clamp the PE pipe along the up-down direction and can also clamp the PE pipe along the left-right direction, the arc-shaped clamping claw can adopt a translation clamping mode and also can adopt a hinged swinging clamping mode, and the clamping driving part can adopt a hydraulic cylinder structure, an electric cylinder structure and other structures;

the PE pipe end heating part II is arranged behind the PE pipe end clamping and sleeving mounting part II and comprises a support frame V36 arranged on the bottom plane of the PE pipe sleeving and mounting manipulator 33 and a conical electric heating head assembly II 37 arranged on the support frame V36; the support frame V36 is arranged on the bottom plane of the PE pipe sleeve mounting manipulator 33 in a sliding fit mode through a sliding guide mechanism and a sliding driving mechanism which are arranged along the left-right direction, and the support frame V36 is arranged in a positioning mode in the front-rear direction; the conical electric heating head assembly II 37 is fixedly arranged on the supporting frame V36, the conical electric heating head assembly II 37 comprises a conical electric heating head which is arranged with the axis right opposite to the front and is small in front and large in back, and the height dimension of the axis of the conical electric heating head from the bottom plane of the PE pipe sleeving installation manipulator 33 is the same as the height dimension of the axis of the arc-shaped clamping claw of the pipe end clamping mechanism assembly II 35 from the bottom plane of the PE pipe sleeving installation manipulator 33 in a clamping state; the support frame V36 can drive the conical electric heating head assembly II 37 to perform positioning sliding displacement along the left and right directions by controlling the sliding driving mechanism;

the portal type PE pipe sleeving and mounting electric control mechanism comprises a portal type PE pipe sleeving and mounting controller, a rotary station platform rotary control loop, a portal type mechanical arm control loop, a PE pipe end clamping sleeve control loop and a PE pipe end heating control loop, wherein the portal type PE pipe sleeving and mounting controller is respectively and electrically connected with a rotary station platform rotary driving part of the rotary station platform 31, an X coordinate driving assembly of the portal type mechanical arm 32, a Y coordinate driving assembly of the portal type mechanical arm 32, a Z coordinate driving assembly of the portal type mechanical arm 32, a clamping driving part of a pipe end clamping mechanism component II 35, a sliding driving mechanism of the support frame IV 34, a sliding driving mechanism of the support frame V36 and a conical electric heating head of the conical electric heating head component II 37.

As shown in fig. 3, the reel rotation driving unit 4 is disposed at the bottom of the gantry type mechanical arm 32 along the left-right direction, and the reel rotation driving unit 4 at least includes a supporting frame, a reel rotation driving motor and a reel rotation driving electric control mechanism; the support frame is at least provided with a sliding guide mechanism and a sliding driving mechanism which are arranged along the front-back direction and the left-right direction and are arranged on the portal type mechanical arm 32, the sliding guide mechanism arranged along the front-back direction can be a guide wheel arranged at the bottom of the support frame and a guide rail structure which is arranged on the ground in a matching way, or can be a guide bulge arranged at the bottom of the support frame and other sliding guide structures such as a guide chute structure which is arranged on the ground in a matching way, the sliding guide mechanism arranged along the left-right direction can be a matched dovetail bulge and dovetail chute structure, or can be matched guide keys and chute structures and other positioning sliding guide structures, the sliding driving mechanism can be a hydraulic cylinder or an air cylinder structure, or an electric cylinder structure, or can be matched gear rack structures and other sliding driving structures; the reel rotation driving motor is arranged in the supporting frame, the axial direction of a power output shaft of the reel rotation driving motor is opposite to the left and right directions, the power output shaft of the reel rotation driving motor can be in transmission connection with the power output shaft of the reel sprinkler gearbox, one end of the power output shaft of the reel sprinkler gearbox is usually connected with a reel driving chain wheel, the other end of the power output shaft of the reel sprinkler gearbox usually extends out of the box body and is provided with a brake, the power output shaft of the reel rotation driving motor can be in transmission connection with the brake mounting end of the power output shaft of the reel sprinkler gearbox in a chain transmission or belt transmission mode to realize power input, and can also be in transmission connection with the brake mounting end of the power output shaft of the reel sprinkler gearbox in a gear; the reel rotation driving electric control mechanism comprises a reel rotation driving controller, a supporting frame positioning and moving control loop and a reel rotation control loop, and the reel rotation driving controller is respectively electrically connected with the sliding driving mechanism of the supporting frame and the reel rotation driving motor.

The centralized electric control unit comprises a central controller, a PE pipe raw material roll mounting unit control loop, a reel rotation driving unit control loop, a portal type PE pipe sleeve mounting unit control loop and a carriage type PE pipe sleeve mounting unit control loop, wherein the central controller is respectively and electrically connected with the PE pipe raw material roll mounting controller, the reel rotation driving controller, the portal type PE pipe sleeve mounting controller and the carriage type PE pipe sleeve mounting controller.

When the PE pipe installation system suitable for the reel sprinkler is used for installing the PE pipe on the reel sprinkler not provided with the PE pipe, the installation of the raw material coil of the PE pipe and the positioning of the reel sprinkler not provided with the PE pipe are firstly carried out: the central controller sends out instructions to control the PE pipe raw material coil installation controller to enable the end stop lever swing control mechanism 15 to perform retraction movement, a plurality of end stop levers 14 synchronously swing to be in a storage abdicating state along the axial direction of the roller 13, after the PE pipe raw material coil is hoisted and sleeved on the roller 13, the central controller sends out instructions to control the PE pipe raw material coil installation controller to enable the end stop lever swing control mechanism 15 to perform extension resetting movement, a plurality of end stop levers 14 synchronously swing to be in an expansion blocking state along the radial direction of the roller 13, a strapping tape of the PE pipe raw material coil is removed, and the rear pipe end of the PE pipe is pulled out, so that the installation of the PE pipe raw material coil is completed; the reel sprinkler without the PE pipe is pushed and positioned to the position of the reel sprinkler station on the rotary station platform 31 through an in-field transfer vehicle such as a forklift, the chassis of the reel sprinkler without the PE pipe is arranged along the front-back direction, the rotary support of the reel sprinkler without the PE pipe is rotated and positioned, the power output shaft of the gearbox of the reel sprinkler without the PE pipe is arranged corresponding to the reel rotary driving unit 4, the pressure water output hard pipe joint of the reel is arranged corresponding to the front-back direction, the rotary station platform rotary driving part is controlled to rotate the rotary station platform 31 for fine adjustment, and the power output shaft of the gearbox of the reel sprinkler without the PE pipe is opposite to the reel rotary driving unit 4, so that the reel sprinkler without the PE pipe is in place;

then, performing power transmission connection and reel pressure water output hard pipe joint position adjustment: an operator firstly controls the reel rotation driving controller to enable the sliding driving mechanism of the supporting frame of the reel rotation driving unit 4 to act to adjust the position of the supporting frame, the supporting frame is enabled to be close to the power output shaft of the gearbox of the reel sprinkler without the PE pipe, then the power output shaft of the gearbox of the reel sprinkler without the PE pipe is in transmission connection with the power output shaft of the reel rotation driving motor of the reel rotation driving unit 4 in a chain transmission or belt transmission mode, and finally the reel rotation driving motor is controlled to be started to enable the reel sprinkler without the PE pipe to rotate;

then, carrying out the PE pipe sleeving installation at the reel end: the central controller sends an instruction to control the door frame type PE pipe sleeving and mounting controller, the door frame type PE pipe sleeving and mounting controller firstly controls the door frame type mechanical arm 32 to act to enable the PE pipe sleeving and mounting manipulator 33 to move forwards to the front end of the door frame structure and descend to a set height, then controls the sliding driving mechanism of the support frame IV 34 to act to enable the support frame IV 34 to drive the pipe end clamping mechanism assembly II 35 to move to the initial position of the front end of the PE pipe sleeving and mounting manipulator 33 along the front-back direction, and finally controls the sliding driving mechanism of the support frame V36 to act to enable the support frame V36 to move along the left-right direction and be positioned to the position where the axes of the conical electric heating head assembly II 37 and the arc-shaped clamping claw of the pipe end clamping mechanism assembly II; after sleeving the hose rear end of the PE hose drawn out from the PE hose raw material roll with the hose clamp, putting the rear hose end of the PE hose into a set position in the hose end clamping mechanism assembly II 35 and starting a clamping driving part of the hose end clamping mechanism assembly II 35, wherein the rear hose end of the PE hose is firmly clamped on the hose end clamping mechanism assembly II 35 and is positioned right opposite to the conical electric heating head; then the door frame type PE pipe sleeving and installing controller controls the conical electric heating head of the conical electric heating head assembly II 37 to be electrified and heated, the door frame type PE pipe sleeving and installing controller simultaneously controls the door frame type mechanical arm 32 to act to enable the PE pipe sleeving and installing manipulator 33 to move backwards to a set position close to the reel pressure water output hard pipe joint and enable the axis direction of the arc-shaped clamping claw of the pipe end clamping mechanism assembly II 35 to be opposite to the reel pressure water output hard pipe joint, after the conical electric heating head of the conical electric heating head assembly II 37 is heated to a set temperature, the door frame type PE pipe sleeving and installing controller controls the sliding driving mechanism of the support frame IV 34 to act to enable the support frame IV 34 to drive the pipe end clamping mechanism assembly II 35 clamping the rear pipe end of the PE pipe to move backwards slowly, the rear pipe end of the PE pipe is gradually sleeved on the conical electric heating head of the conical electric heating head assembly II 37, and the conical electric heating head of the conical electric heating II 37 heats the inner surface of the rear pipe end Heating the rear pipe end of the PE pipe to gradually soften; when the support frame IV 34 moves backwards to a set distance and reaches a set time, the door frame type PE pipe sleeving and installing controller controls the sliding driving mechanism of the support frame IV 34 to act so as to enable the support frame IV 34 to reset to an initial position quickly, then the door frame type PE pipe sleeving and installing controller controls the sliding driving mechanism of the support frame V36 to act so as to enable the support frame V36 to reset to an abdicating initial position quickly, and controls the conical electric heating head of the conical electric heating head component II 37 to power off and stop heating, finally the door frame type PE pipe sleeving and installing controller controls the sliding driving mechanism of the support frame IV 34 to act so as to enable the support frame IV 34 to move backwards quickly, the pipe end clamping mechanism component II 35 clamps the PE pipe, and then the pipe end crosses the conical electric heating head component II 37 and then sleeves the PE pipe end on the reel pressure water output hard pipe joint; when the support frame IV 34 moves to a set distance, the gantry type PE pipe sleeving installation controller firstly controls a clamping driving part of the pipe end clamping mechanism assembly II 35 to loosen and reset, then controls a sliding driving mechanism of the support frame IV 34 to move so that the support frame IV 34 can be quickly reset to an initial position, and finally controls the gantry type mechanical arm 32 to reset, and after an operator uses an electric wrench or a pneumatic wrench to firmly position and connect the hose clamp, the PE pipe sleeving installation of the reel end is completed;

then, winding and installing the PE pipe: the central controller sends an instruction to control the reel rotation driving controller, the reel rotation driving controller controls and starts the reel rotation driving motor to enable a reel of a reel sprinkler without a PE pipe to rotate, the PE pipe is pulled by a reel pressure water output hard pipe connector in the reel rotation process, a PE pipe raw material coil drives the roller 13 to rotate and release the PE pipe, the PE pipe is gradually wound on the reel, after the PE pipe raw material coil is completely released and the front pipe end of the PE pipe moves backwards to a set position close to the reel, the reel rotation driving motor is closed and braked, and then an operator penetrates the front pipe end of the PE pipe into a pipe arrangement sliding block frame of a pipe arrangement device of the reel sprinkler to complete the winding and installation of the PE pipe;

then carrying out the PE pipe sleeving installation of the spray head vehicle end: an operator places the spray head vehicle part of the reel sprinkler between the PE pipe raw material coil installation unit 1 and the sliding frame type PE pipe sleeve connection installation unit 2 and enables the spray head vehicle to be arranged in the front, the central controller sends a command to control the sliding frame type PE pipe sleeve connection installation controller, the sliding frame type PE pipe sleeve connection installation controller controls the sliding driving mechanism of the bottom support plate I21 to move along the left and right direction and enables the hard pipe clamping mechanism component 27 to be opposite to a pressure water input hard pipe of the spray head vehicle, after the pressure water input hard pipe of the spray head vehicle or the front pipe end of the PE pipe is sleeved with a hose clamp, inputting pressure water of a sprayer truck into a hard pipe, positioning, clamping and installing the pressure water on a support frame III 26 through a slide frame type PE pipe sleeving installation controller and a hard pipe clamping mechanism assembly 27, and positioning, clamping and installing a front pipe end of the PE pipe on a support frame I22 through a slide frame type PE pipe sleeving installation controller and a pipe end clamping mechanism assembly I23; the slide frame type PE pipe sleeving and mounting controller controls the sliding driving mechanism of the support frame I22 to move left and right, the forward-facing front pipe end of the PE pipe is enabled to face a conical electric heating head of the conical electric heating head assembly I25, the slide frame type PE pipe sleeving and mounting controller controls the conical electric heating head of the conical electric heating head assembly I25 to be electrified and heated, after the conical electric heating head of the conical electric heating head assembly I25 is heated to a set temperature, the slide frame type PE pipe sleeving and mounting controller controls the pipe end clamping mechanism sliding control part to extend out to enable the pipe end clamping mechanism component I23 to clamp the front pipe end of the PE pipe to move forwards slowly, the front pipe end of the PE pipe is gradually sleeved on the conical electric heating head of the conical electric heating head assembly I25, and the conical electric heating head of the conical electric heating head assembly I25 heats the inner surface of the front pipe end of the PE pipe in the inserting process, Heating the front pipe end of the PE pipe to gradually soften; when the pipe end clamping mechanism assembly I23 moves forwards to a set distance and reaches a set time, the carriage type PE pipe sleeving installation controller controls the pipe end clamping mechanism sliding control part to reset quickly to enable the pipe end clamping mechanism assembly I23 to clamp the front pipe end of the PE pipe to reset quickly to an initial position and controls the conical electric heating head of the conical electric heating head assembly I25 to power off and stop heating, then the carriage type PE pipe sleeving installation controller controls the sliding driving mechanism of the support frame I22 to move the support frame I22 in the left-right direction and enable the front pipe end of the PE pipe to be opposite to a pressure water input hard pipe of a sprayer vehicle, then the carriage type PE pipe sleeving installation controller controls the pipe end clamping mechanism sliding control part to extend out to enable the pipe end clamping mechanism assembly I23 to clamp the front pipe end of the PE pipe to move forwards slowly, and the front pipe end of the PE pipe is gradually sleeved on the pressure water input hard pipe of the sprayer vehicle, after the pipe end clamping mechanism assembly I23 moves forwards to a set distance, the sliding frame type PE pipe sleeving and mounting controller firstly controls a clamping driving part of the pipe end clamping mechanism assembly I23 to loosen and reset, then controls a clamping driving part of the hard pipe clamping mechanism assembly 27 to loosen and reset, and finally controls a sliding driving mechanism of the bottom supporting plate I21 to reset, the sliding frame type PE pipe sleeving and mounting unit 2 moves out of a mounting area in a translation mode, and an operator completes the sleeving and mounting of the PE pipe at the vehicle end of the sprayer after stably positioning and connecting the hose clamp by using an electric wrench or a pneumatic wrench;

after the power output shaft of the gearbox of the reel sprinkler is detached from the power output shaft of the reel rotary driving motor of the reel rotary driving unit 4, the reel sprinkler provided with the PE pipe can be moved out of the installation station through an in-site transfer vehicle such as a forklift.

In order to ensure that the PE pipe is wound regularly when the PE pipe is wound and installed on the reel and prevent the phenomenon of pipe disorder, the front end of the door-shaped frame structure of the door frame type mechanical arm 32 is also provided with a pipe arranging device, and the pipe arranging device comprises a forward and reverse 8-shaped spiral shaft 38 and a pipe arranging slide block frame 39; the forward and reverse 8-shaped screw shaft 38 comprising an 8-shaped screw shaft driving part is horizontally erected along the left and right direction through a bearing seat, the 8-shaped screw shaft driving part can be a driving motor structure or a driving hydraulic motor structure, the bearing seat of the forward and reverse 8-shaped screw shaft 38 is arranged on the front end surface of the portal frame structure of the portal frame type mechanical arm 32 in a sliding fit manner through a lifting guide mechanism and a lifting driving mechanism which are arranged vertically and vertically, the bearing seat of the forward and reverse 8-shaped screw shaft 38 is positioned and arranged in the left and right direction, the lifting guide mechanism can be a dovetail protrusion arranged at the bottom of the bearing seat and a dovetail chute structure arranged on the front end surface of the portal frame structure in a matching manner, or other positioning sliding guide structures such as a guide key arranged at the bottom of the bearing seat and a chute structure arranged on the front end surface of the portal frame structure in a matching manner, the lifting driving mechanism can be a hydraulic cylinder or air cylinder structure, an electric cylinder structure, a matched gear rack structure and other lifting driving structures, and can realize the positioning sliding displacement of the forward and reverse 8-shaped screw shaft 38 along the vertical up-down direction by controlling the lifting driving mechanism; the calandria slider frame 39 comprises a guide sleeve coaxially matched and sleeved on the forward and reverse 8-shaped spiral shaft 38 and a U-shaped support plate fixedly arranged on the guide sleeve and positioned below the guide sleeve, the guide sleeve and the U-shaped support plate jointly enclose a frame-shaped structure which is communicated along the front and back directions, an upper guide roller and a lower guide roller are arranged in the U-shaped support plate, concave ring structures matched with the outer diameter of the PE pipe are arranged on the roller surfaces of the upper guide roller and the lower guide roller, and the distance between the concave ring structures of the upper guide roller and the lower guide roller is matched with the outer diameter of the PE pipe to form a PE pipe accommodating space; the portal type PE pipe sleeving installation electric control mechanism further comprises a pipe arranging control loop, and the portal type PE pipe sleeving installation controller is electrically connected with an 8-shaped spiral shaft driving part of the forward and reverse 8-shaped spiral shaft 38 and the lifting driving mechanism. When the PE pipe at the reel end is sleeved and installed, the door frame type PE pipe sleeved and installed controller controls the door frame type mechanical arm 32 to act to enable the PE pipe sleeved and installed mechanical arm 33 to move forwards to the front end of the door-shaped frame structure and descend to a set height, meanwhile, the door frame type PE pipe sleeved and installed controller controls the lifting driving mechanism of the forward and reverse 8-shaped screw shaft 38 to act to enable the forward and reverse 8-shaped screw shaft 38 to descend to the set height and controls the 8-shaped screw shaft driving part to rotate to enable the pipe arrangement sliding block frame 39 to move to a position corresponding to a pressure water output hard pipe joint, an operator enables the rear pipe end of the PE pipe drawn out of a PE pipe raw material roll to be sleeved with a hose clamp, firstly, the rear pipe end of the PE pipe penetrates between an upper guide roller and a lower guide roller of the pipe arrangement sliding block frame 39, then the rear pipe end of the PE pipe is placed in a set position in the pipe end clamping mechanism, finally, starting a clamping driving part of the pipe end clamping mechanism assembly II 35 to stably clamp the rear pipe end of the PE pipe; when the PE pipe is wound and installed, the reel rotation driving controller controls the reel rotation driving motor to be started, and the portal type PE pipe sleeving and installing controller controls the 8-shaped spiral shaft driving part to rotate, so that the pipe arranging slide block frame 39 drives the PE pipe to arrange pipes in sequence while the reel rotates.

In order to realize more accurate socket installation of the PE pipe at the end of the spray head vehicle, as a further improvement scheme of the invention, a distance sensor and a mode recognition sensor which are arranged in a forward direction are arranged on a pipe end clamping mechanism component I23 of the carriage type PE pipe socket installation unit 2, and a carriage type PE pipe socket installation controller is respectively and electrically connected with the distance sensor and the mode recognition sensor on the pipe end clamping mechanism component I23. The slide frame type PE pipe sleeving and installing controller accurately controls the action of the sliding driving mechanism of the support frame I22 to enable the support frame I22 to move in the left and right directions according to the feedback of the mode recognition sensor on the pipe end clamping mechanism assembly I23, and accurately controls the telescopic distance of the sliding control part of the pipe end clamping mechanism according to the feedback of the distance sensor on the pipe end clamping mechanism assembly I23.

In order to achieve a better sleeve effect, as a further improvement of the invention, the pipe end clamping mechanism assembly I23 further comprises an A coordinate rotation control mechanism which takes the central axis of the arc-shaped clamping claw as a rotation axis in a clamping state, and the carriage type PE pipe sleeving installation controller is electrically connected with the A coordinate rotation control mechanism. In the process that the front pipe end of the PE pipe is gradually sleeved on the conical electric heating head of the conical electric heating head assembly I25, the sliding frame type PE pipe sleeving installation controller controls the action of the coordinate rotation control mechanism A to enable the front pipe end of the PE pipe to rotate and be sleeved at the same time, and therefore a more uniform heating effect can be achieved; in the process that the front pipe end of the PE pipe is gradually sleeved on a pressure water input hard pipe of a nozzle vehicle, the sliding frame type PE pipe sleeving installation controller controls the A coordinate rotation control mechanism to act so that the front pipe end of the PE pipe rotates and is sleeved at the same time, and smooth sleeving is facilitated.

As the dovetail groove structure has a more stable supporting effect in the direction perpendicular to the sliding direction and is beneficial to subsequent casing operation, as a preferred scheme of the invention, the sliding guide mechanism of the support frame I22 is a dovetail bulge arranged at the bottom of the support frame I22 and a dovetail chute structure arranged on the bottom supporting plate I21 in a matched manner.

In order to facilitate the sliding frame type PE pipe sleeving and mounting unit 2 to move out of a mounting area in a horizontal moving mode, the pipe end clamping mechanism assembly I23 is of a hinged swinging clamping structure, the arc-shaped clamping claw comprises a fixed clamping claw and a swinging clamping claw which swings and opens and closes along the left and right direction, and the clamping driving part is a swinging clamping driving structure connected with the swinging clamping claw; the hard tube clamping mechanism component 27 is a hinged swinging clamping structure, the arc-shaped clamping claw comprises a fixed clamping claw and a swinging clamping claw swinging and opening along the left-right direction, and the clamping driving part is a swinging clamping driving structure connected with the swinging clamping claw; the swinging opening and closing direction of the swinging clamping claw of the pipe end clamping mechanism assembly I23 is consistent with the swinging opening and closing direction of the swinging clamping claw of the hard pipe clamping mechanism assembly 27. When the carriage type PE pipe sleeving and mounting unit 2 is translated out of the mounting area, in order to further prevent the pipe end clamping mechanism assembly I23 or the hard pipe clamping mechanism assembly 27 from interfering with a pressure water input hard pipe of a PE pipe or a nozzle car which is connected with the pipe, a support frame I lifting sliding guide mechanism and a support frame I lifting driving mechanism are arranged on the support frame I22 along the vertical up-down direction, the support frame I lifting sliding guide mechanism can be a dovetail projection and a dovetail groove structure which are arranged in a matching way, or other lifting sliding guide structures such as a guide key and a guide chute structure which are arranged in a matching way, the support frame I lifting driving mechanism can be a hydraulic cylinder or an air cylinder structure, or an electric cylinder structure, or other lifting driving structures such as a matched gear rack structure, and the support frame I lifting driving mechanism is electrically connected with the carriage type PE pipe sleeving and mounting controller, the height dimension of the axis of the conical electric heating head assembly I25 corresponds to the height dimension of the axis of the arc-shaped clamping claw in the clamping state when the pipe end clamping mechanism assembly I23 is positioned at the upper limit position or the lower limit position of the lifting sliding guide mechanism of the support frame I, and the height dimension of the axis of the arc-shaped clamping claw of the hard pipe clamping mechanism assembly 27 in the clamping state corresponds to the height dimension of the axis of the arc-shaped clamping claw in the clamping state when the pipe end clamping mechanism assembly I23 is positioned at the lower limit position or the upper limit position of the lifting sliding guide mechanism of the support frame I, namely, the conical electric heating head of the conical electric heating head assembly I25 and the arc-shaped clamping claw of the hard pipe clamping mechanism assembly 27 are arranged in a vertically staggered manner in the left-right direction, and before the carriage type PE pipe sleeving and mounting unit 2 is translated out of a mounting area, the carriage type PE pipe sleeving and mounting controller controls the lifting driving mechanism The lower limit position of the lifting sliding guide mechanism can avoid the interference between the pipe end clamping mechanism component I23 or the hard pipe clamping mechanism component 27 and a pressure water input hard pipe of a PE pipe or a spray head vehicle which is connected with a sleeve.

As the hydraulic transmission is more stable than mechanical transmission or pneumatic transmission and is more beneficial to casing operation, as the preferred scheme of the invention, the clamping driving part of the pipe end clamping mechanism assembly I23, the pipe end clamping mechanism sliding control part and the clamping driving part of the hard pipe clamping mechanism assembly 27 are all hydraulic cylinder structures.

In order to reduce the resistance of the pipe end clamping mechanism assembly I23 to slide along the front-back direction, as a further improvement scheme of the invention, the structure that the pipe end clamping mechanism assembly I23 is arranged at the top end of the support frame I22 in a sliding fit manner along the front-back direction is a guide wheel arranged at the bottom of the pipe end clamping mechanism assembly I23 and a guide rail structure arranged on the top end face of the support frame I (22) in a fit manner.

In order to further improve the heating efficiency of the pipe end of the PE pipe, an operator can move the bottom supporting plate I21 in the left-right direction, and control the conical electric heating head of the conical electric heating head assembly I25 to be electrified for preheating through the slide frame type PE pipe sleeving and installing controller while enabling the hard pipe clamping mechanism assembly 27 to face the pressure water input hard pipe of the sprayer truck.

The sliding frame type PE pipe sleeving and mounting unit heats the inner part of the pipe end of the PE pipe in an electric heating mode, so that the risk of premature aging of the pipe end of the PE pipe can be greatly reduced; the carriage type PE pipe sleeving and mounting unit 2 is an automatic unit, so that the labor intensity of operators can be greatly reduced, and the mounting efficiency can be greatly improved; through changing the arc-shaped clamping claw and the conical electric heating head of different sizes, the PE pipes with different outer diameters and inner diameters can be installed, and the large-diameter and large-thick-wall PE pipe installing device is particularly suitable for installing large-diameter and large-thick-wall PE pipes of large and medium-sized reel sprinkling irrigation machines.

Claims

1. A carriage type PE pipe sleeving and mounting unit is characterized in that the carriage type PE pipe sleeving and mounting unit (2) is used for heating a front pipe end of a PE pipe and sleeving a pressure water input hard pipe of a nozzle car, and the carriage type PE pipe sleeving and mounting unit (2) comprises a bottom support plate I (21), a PE pipe end clamping and sleeving mounting part I, a PE pipe end heating part I, a hard pipe clamping part and a carriage type PE pipe sleeving and mounting electric control mechanism;

the bottom supporting plate I (21) is arranged on the ground through a sliding guide mechanism and a sliding driving mechanism which are arranged along the left-right direction;

the PE pipe end clamping, sleeving and mounting part I comprises a support frame I (22), a pipe end clamping mechanism assembly I (23) and a pipe end clamping mechanism sliding control part; the support frame I (22) is arranged on the bottom supporting plate I (21) in a sliding fit mode through a sliding guide mechanism and a sliding driving mechanism which are arranged along the left-right direction, and the support frame I (22) is positioned in the front-back direction; the pipe end clamping mechanism assembly I (23) is arranged at the top end of the support frame I (22) in a sliding fit mode along the front-back direction, the pipe end clamping mechanism assembly I (23) comprises an arc-shaped clamping claw and a clamping driving part, the arc-shaped clamping claw is matched with the PE pipe in outer diameter size, and the axis direction of the arc-shaped clamping claw is arranged along the front-back direction; the pipe end clamping mechanism sliding control part is arranged right behind the pipe end clamping mechanism assembly I (23), a machine body of the pipe end clamping mechanism sliding control part is fixedly arranged on the support frame I (22), and a telescopic end of the pipe end clamping mechanism sliding control part is fixedly connected with the pipe end clamping mechanism assembly I (23);

the PE pipe end heating part I is arranged in front of the PE pipe end clamping and sleeving mounting part I and comprises a support frame II (24) and a conical electric heating head assembly I (25); the support frame II (24) is fixedly arranged on the bottom supporting plate I (21); the conical electric heating head assembly I (25) is fixedly arranged at the top end of the support frame II (24), the conical electric heating head assembly I (25) comprises a conical electric heating head, the axis of the conical electric heating head is over against the rear part of the conical electric heating head, the front part of the conical electric heating head is larger than the rear part of the conical electric heating head, and the height size of the axis of the conical electric heating head is the same as that of the axis of an arc-shaped clamping claw of the pipe end clamping mechanism assembly I (23) in a clamping state;

the hard pipe clamping part is arranged on the left side or the right side of the PE pipe end heating part I and comprises a supporting frame III (26) and a hard pipe clamping mechanism assembly (27); the supporting frame III (26) is fixedly arranged on the bottom supporting plate I (21); the hard tube clamping mechanism assembly (27) is fixedly installed at the top end of the support frame III (26), the hard tube clamping mechanism assembly (27) comprises an arc-shaped clamping claw and a clamping driving part, the arc-shaped clamping claw and the clamping driving part are matched with the outer diameter of a pressure water input hard tube of the sprayer vehicle, the axial direction of the arc-shaped clamping claw is arranged along the front-back direction, and the height dimension of the axial line of the arc-shaped clamping claw of the hard tube clamping mechanism assembly (27) in a clamping state is the same as the height dimension of the axial line of the arc-shaped clamping claw of the tube end clamping mechanism assembly I (23) in the clamping state;

the sliding frame type PE pipe sleeving and mounting electric control mechanism comprises a sliding frame type PE pipe sleeving and mounting controller, a bottom support plate I sliding control loop, a PE pipe end clamping sleeve control loop, a PE pipe end heating control loop and a hard pipe clamping control loop, wherein the sliding frame type PE pipe sleeving and mounting controller is electrically connected with a sliding driving mechanism of the bottom support plate I (21), a clamping driving part of a pipe end clamping mechanism assembly I (23), a sliding control part of a pipe end clamping mechanism, a conical electric heating head of a conical electric heating head assembly I (25) and a clamping driving part of a hard pipe clamping mechanism assembly (27) respectively.

2. The carriage type PE pipe socket installation unit according to claim 1, wherein the pipe end gripping mechanism assembly i (23) is provided with a distance sensor and a pattern recognition sensor which are disposed facing forward, and the carriage type PE pipe socket installation controller is electrically connected to the distance sensor and the pattern recognition sensor on the pipe end gripping mechanism assembly i (23), respectively.

3. The carriage type PE pipe socket installation unit according to claim 1, wherein the pipe end gripping mechanism assembly i (23) further includes an a-coordinate rotation control mechanism having a rotation axis along a central axis of the arc-shaped gripping claw in a gripping state, and the carriage type PE pipe socket installation controller is electrically connected to the a-coordinate rotation control mechanism.

4. The slide frame type PE pipe socket installation unit as claimed in claim 1, 2 or 3, wherein the slide guide mechanism of the support frame I (22) is a dovetail protrusion arranged at the bottom of the support frame I (22) and a dovetail groove structure arranged on the bottom support plate I (21) in a matching manner.

5. The slide frame type PE pipe sleeving and mounting unit according to claim 1, 2 or 3, wherein the pipe end clamping mechanism assembly I (23) is a hinged swinging clamping structure, the arc-shaped clamping claw comprises a fixed clamping claw and a swinging clamping claw which swings and opens along the left-right direction, and the clamping driving part is a swinging clamping driving structure connected with the swinging clamping claw; the hard tube clamping mechanism component (27) is a hinged swinging clamping structure, the arc-shaped clamping claw comprises a fixed clamping claw and a swinging clamping claw swinging and opening along the left-right direction, and the clamping driving part is a swinging clamping driving structure connected with the swinging clamping claw; the swinging opening and closing direction of the swinging clamping claw of the pipe end clamping mechanism component I (23) is consistent with the swinging opening and closing direction of the swinging clamping claw of the hard pipe clamping mechanism component (27).

6. The carriage type PE pipe socket mounting unit according to claim 5, wherein the support frame I (22) is provided with a support frame I lifting and sliding guide mechanism and a support frame I lifting and driving mechanism which are vertically and vertically arranged, the support frame I lifting and driving mechanism is electrically connected with the carriage type PE pipe socket mounting controller, the height dimension of the axial line of the conical electric heating head assembly I (25) corresponds to the height dimension of the axial line of the arc-shaped clamping claw in the clamping state when the pipe end clamping mechanism assembly I (23) is located at the upper limit position or the lower limit position of the support frame I lifting and sliding guide mechanism, the height dimension of the axis of the arc-shaped clamping claw of the hard tube clamping mechanism component (27) in the clamping state corresponds to the height dimension of the axis of the arc-shaped clamping claw in the clamping state when the tube end clamping mechanism component I (23) is positioned at the lower limit position or the upper limit position of the lifting sliding guide mechanism of the support frame I.

7. The slide frame type PE pipe socket installation unit according to claim 1, 2 or 3, wherein the clamping driving part of the pipe end clamping mechanism assembly I (23), the pipe end clamping mechanism slide control part and the clamping driving part of the hard pipe clamping mechanism assembly (27) are all hydraulic cylinder structures.

8. The slide frame type PE pipe sleeving and mounting unit according to claim 1, 2 or 3, wherein the structure that the pipe end clamping mechanism assembly I (23) is slidably fitted and mounted at the top end of the support frame I (22) along the front-back direction is a guide wheel arranged at the bottom of the pipe end clamping mechanism assembly I (23) and a guide rail structure arranged on the top end face of the support frame I (22) in a fitting manner.