CN213890915U - Straight pipeline rotational molding device - Google Patents

Abstract

The utility model discloses a straight tube says rotational moulding device, it includes the body frame, including a motor, an end cap, a controller, and a cover plate, the derailleur, first rolling subassembly, second rolling subassembly and heating device, the body frame includes the main frame, the motor is installed on the main frame, first rolling subassembly and second rolling subassembly are installed side by side on the main frame, heating device's front end is located between first rolling subassembly and the second rolling subassembly, the action wheel of motor and derailleur, the derailleur all is connected through belt or chain drive from the driving wheel with first rolling subassembly, the straight tube way of will treating processing is placed between first rolling subassembly and second rolling subassembly, every first gyro wheel and second gyro wheel contact with the pipe wall face tangent that the straight tube was said, the utility model discloses a motor and a reduction gear accomplish the power input to whole device, simple structure, low in manufacturing cost.

Description

Straight pipeline rotational molding device

Technical Field

The utility model belongs to the technical field of the pipe-line machining technique and specifically relates to a straight pipeline rotational moulding device is related to.

Background

The straight pipeline rotational molding is to form a novel anti-corrosion pipeline by rotationally coating an anti-corrosion material on the inner wall of a metal pipeline by a rotational molding process. It has the advantages of mechanical strength of metal pipeline, corrosion resistance, no scaling, no microbe growth, high purity of conveying medium, etc. and is suitable for conveying acid, alkali, salt, gas, ore pulp, etc.

The Chinese patent number is CN201420051771.9, the name is 'a pipeline rotational molding device', and the disclosed technical scheme is as follows: a pipeline rotational molding device comprises two pipeline rotational molding machines which are symmetrically arranged, each pipeline rotational molding machine comprises a base, a motor and a speed reducer, and a first roller and a second roller are horizontally and parallelly arranged above the base; a heating device is arranged between the first roller and the second roller; the second roller is driven by the motor through a first chain wheel and a second chain wheel; the first roller can move left and right relative to the second roller, and the distance between the first roller and the second roller can be conveniently adjusted so as to process rotational molding products with different diameters. However, the above-mentioned device includes two bases, two motors and two speed reducers, resulting in a complicated structure and a double increase in manufacturing cost.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a straight pipeline rotational moulding device that simple structure, cost of manufacture are low.

A straight pipeline rotational molding device comprises a main frame, a power device, a speed changer, a first rolling assembly, a second rolling assembly and a heating device, wherein the main frame comprises a main frame, the power device is arranged on the main frame, a driving wheel of the power device and a driving wheel of the speed changer are in transmission connection through a belt or a chain, the first rolling assembly and the second rolling assembly are arranged on the main frame side by side, the front end of the heating device is positioned between the first rolling assembly and the second rolling assembly, the first rolling assembly comprises a first rotating shaft, a driving wheel, at least two first rotating rollers and at least two first rotating shaft fixing seats, the driving wheel and the first rotating rollers are fixed on the first rotating shaft, the first rotating shaft fixing seats are fixed on the upper end surface of the main frame, the first rotating shaft is arranged on the first rotating shaft fixing seats in a rotatable mode, a driven wheel of the speed changer is in transmission connection with the driving wheel of the first rolling assembly through the belt or the chain, the second rolling assembly comprises a second rotating shaft, at least two second rollers and at least two second rotating shaft fixing seats, the second rollers are fixed on the second rotating shaft, the second rotating shaft fixing seats are fixed on the upper end face of the main frame, the second rotating shaft is installed on the second rotating shaft fixing seats in a rotatable mode, and the axes of the first rotating shaft and the second rotating shaft are the same as the length extending direction of the main frame.

Preferably, the number of the first rotating shaft fixing seats corresponds to the number of the first rotating rollers, and the number of the second rotating shaft fixing seats corresponds to the number of the second rotating rollers.

Preferably, the main frame further comprises a first support frame and a second support frame which are arranged on the lower end face of the main frame, the first support frame is a support frame with adjustable height, the upper end face of the main frame can be adjusted to be in a horizontal state or an inclined state by adjusting the height of the first support frame, and then the first rolling assembly and the second rolling assembly which are arranged on the upper end face of the main frame are adjusted to be in the horizontal state or the inclined state.

Preferably, the first support frame comprises a first fixing seat, two hydraulic cylinders and two second fixing seats, one end of each hydraulic cylinder is connected with the pivot of the first fixing seat, the other end of each hydraulic cylinder is connected with the pivot of the second fixing seat, the first fixing seats are installed on the ground, and the second fixing seats are installed on the lower end face of the main frame.

Preferably, the first fixing seat comprises a flat plate part, two triangular supporting parts and a third rotating shaft arranged on the two triangular supporting parts, two rotating shaft sleeves are respectively arranged at two ends of the hydraulic cylinder, the third rotating shaft is arranged in the rotating shaft sleeve at one end of the hydraulic cylinder, the second fixing seat is provided with a fourth rotating shaft, and the fourth rotating shaft is arranged in the rotating shaft sleeve at the other end of the hydraulic cylinder.

Preferably, the second support frame includes the trapezoidal shape body frame, installs two third fixing bases in trapezoidal shape body frame upper end, installs two fourth fixing bases on the terminal surface under the body frame, alternates at the fourth pivot of third fixing base and fourth fixing base.

Preferably, the straight pipeline rotational moulding device still includes hydraulic pump and two hydraulic pressure pipes, and the one end of every hydraulic pressure pipe is installed on the hydraulic pump, and the other end of every hydraulic pressure pipe is installed respectively on a pneumatic cylinder alone, and the hydraulic pump provides power to the pneumatic cylinder and makes the pneumatic cylinder flexible, and then conveniently adjusts the height of main frame one side.

Preferably, the power device is an electric motor or a diesel engine or a gasoline engine.

In the straight pipeline rotational molding device, the power device, the first rolling assembly and the second rolling assembly are installed on the main frame, the front end of the heating device is located between the first rolling assembly and the second rolling assembly, the power device transmits power to the transmission, the transmission transmits the power to the first rolling assembly, the first rolling assembly drives the straight pipeline to be processed placed on the first rolling assembly and the second rolling assembly to rotate, power input to the whole device is achieved through one power device and one speed reducer, the structure is simple, and the manufacturing cost is low.

Drawings

Fig. 1 is a schematic perspective view of a straight pipeline rotational molding device.

Fig. 2 is a perspective view of fig. 1 from another perspective.

Fig. 3 is a left side view of the structure of fig. 1.

Fig. 4 is a partially enlarged schematic view of the corresponding first support frame in fig. 1.

Fig. 5 is a partially enlarged view of fig. 1 corresponding to the second supporting frame.

In the figure: the straight pipeline rotational molding device 100, the main frame 1, the main frame 10, the first support frame 11, the first fixing seat 111, the flat plate portion 1111, the triangular support portion 1112, the third rotating shaft 1113, the hydraulic cylinder 112, the second fixing seat 113, the fourth rotating shaft 1131, the second support frame 12, the trapezoidal main frame 121, the third fixing seat 122, the fourth fixing seat 123, the fourth rotating shaft 124, the power device 2, the transmission 3, the first rolling assembly 4, the first rotating shaft 41, the transmission wheel 42, the first rotating roller 43, the first rotating shaft fixing seat 44, the second rolling assembly 5, the second rotating shaft 51, the second roller 52, the second rotating shaft fixing seat 53, the heating device 6, the hydraulic pump 7, the hydraulic pipe 8 and the straight pipeline 200 to be processed.

Detailed Description

The following combines the utility model discloses an attached drawing does further elaboration to the technical scheme and the technological effect of utility model embodiment.

Referring to fig. 1 and 2, the straight pipeline rotational molding device 100 comprises a main frame 1, a power device 2, a transmission 3, a first rolling assembly 4, a second rolling assembly 5 and a heating device 6, wherein the main frame 1 comprises a main frame 10, the power device 2 and the transmission 3 are installed on the main frame 10, driving wheels of the power device 2 and the transmission 3 are in transmission connection through a belt or a chain, the first rolling assembly 4 and the second rolling assembly 5 are installed on the main frame 10 side by side, the front end of the heating device 6 is located between the first rolling assembly 4 and the second rolling assembly 5, the first rolling assembly 4 comprises a first rotating shaft 41, a driving wheel 42, at least two first rotating rollers 43 and first rotating shaft fixing seats 44 corresponding to the first rotating rollers 43 in number, the driving wheel 42 and the first rotating rollers 43 are fixed on the first rotating shaft 44, the first rotating shaft fixing seats 44 are fixed on the upper end face of the main frame 10, the first rotating shaft 44 is rotatably mounted on the first rotating shaft fixing seat 44, the driven wheel of the transmission 3 is in transmission connection with the transmission wheel 42 of the first rolling assembly 4 through a belt or a chain, the second rolling assembly 5 comprises a second rotating shaft 51, at least two second rollers 52 and second rotating shaft fixing seats 53 corresponding to the number of the second rollers 52, the second rollers 52 are fixed on the second rotating shaft 51, the second rotating shaft 51 is rotatably mounted on the second rotating shaft fixing seats 53, the axial directions of the first rotating shaft 41 and the second rotating shaft 51 are the same as the length extending direction of the main frame 10, and the power device 2 in this embodiment is a motor.

Referring to fig. 1 to 3, the main frame 1 further includes a first support frame 11 and a second support frame 12 installed on the lower end surface of the main frame 10, the first support frame 11 is a support frame with adjustable height, the first support frame 11 includes a first fixing seat 111, two hydraulic cylinders 112 and two second fixing seats 113, one end of the hydraulic cylinder 112 is pivotally connected to the first fixing seat 111, the other end of the hydraulic cylinder 112 is pivotally connected to the second fixing seat 113, the first fixing seat 111 is installed on the ground, and the second fixing seat 113 is installed on the lower end surface of the main frame 1. The first fixing seat 111 includes a flat plate portion 1111, two triangular support portions 1112, and a third rotating shaft 1113 installed on the two triangular support portions 1112, two ends of the hydraulic cylinder 112 are respectively provided with a rotating shaft sleeve, the third rotating shaft 1113 is installed in the rotating shaft sleeve at one end of the hydraulic cylinder 112, the second fixing seat 113 is provided with a fourth rotating shaft 1131, and the fourth rotating shaft 1131 is installed in the rotating shaft sleeve at the other end of the hydraulic cylinder 112. Referring to fig. 1 and 4, the straight pipeline rotational molding device 100 further includes a hydraulic pump 7 and two hydraulic pipes 8, one end of each hydraulic pipe 8 is mounted on the hydraulic pump 7, the other end of each hydraulic pipe 8 is separately mounted on one hydraulic cylinder 112, and the hydraulic pump 7 provides power to the hydraulic cylinders 112 to extend and retract the hydraulic cylinders 112, so that one side of the main frame 10 is raised or lowered. The main frame 1 can be adjusted to a horizontal state or an inclined state by adjusting the height of the first support frame 11, and the first rolling assembly 4 and the second rolling assembly 5 mounted on the upper end surface of the main frame 1 are adjusted to a horizontal state or an inclined state. After the first rolling assemblies 4 and the second rolling assemblies 5 are adjusted to be in the inclined state, the straight pipeline 200 to be machined, which is placed on the first rolling assemblies 4 and the second rolling assemblies 5, is also in the inclined state, and the inclined state facilitates that anticorrosive materials are more easily and uniformly diffused along the inner wall and the outer wall of the straight pipeline 200 after being heated in the subsequent rotational molding process, so that the machining efficiency is improved.

Referring to fig. 1 and 4, the second support frame 12 includes a trapezoidal main frame 121, two third fixing seats 122 installed on the upper end of the trapezoidal main frame 121, two fourth fixing seats 123 installed on the lower end surface of the main frame 1, and a fourth rotating shaft 124 inserted in the third fixing seats 122 and the fourth fixing seats 123. The trapezoidal main frame 121 is fixedly installed on the ground, and in the process of extending and retracting the first support frame 11, the main frame 10 is also lifted and lowered to force the fourth fixing base 123 to rotate around the third rotating shaft 124.

When the rolling device works, the straight pipeline 200 to be processed is placed between the first rolling assembly 4 and the second rolling assembly 5, each first roller 43 and each second roller 52 are in tangential contact with the wall surface of the straight pipeline 200 to be processed, the power device 2 is started, the power device 2 drives the transmission 3 to rotate, the transmission 3 drives the transmission wheel 42 on the first rolling assembly 4 to rotate, the transmission wheel 42 drives the first rotating shaft 41 to rotate, the first rotating shaft 41 drives at least two first rollers 43 to rotate, the straight pipeline 200 to be processed rotates along with the first rotating shaft, and then rotational molding is carried out.

Claims (8)

1. A straight pipeline rotational molding device is characterized by comprising a main frame, a power device, a speed changer, a first rolling assembly, a second rolling assembly and a heating device, wherein the main frame comprises a main frame, the power device is arranged on the main frame, a driving wheel of the power device and the speed changer are in transmission connection through a belt or a chain, the first rolling assembly and the second rolling assembly are arranged on the main frame side by side, the front end of the heating device is positioned between the first rolling assembly and the second rolling assembly, the first rolling assembly comprises a first rotating shaft, a driving wheel, at least two first rotating rollers and at least two first rotating shaft fixing seats, the driving wheel and the first rotating rollers are fixed on the first rotating shaft, the first rotating shaft fixing seats are fixed on the upper end surface of the main frame, the first rotating shaft is arranged on the first rotating shaft fixing seats in a rotatable mode, a driven wheel of the speed changer is in transmission connection with the driving wheel of the first rolling assembly through the belt or the chain, the second rolling assembly comprises a second rotating shaft, at least two second rollers and at least two second rotating shaft fixing seats, the second rollers are fixed on the second rotating shaft, the second rotating shaft fixing seats are fixed on the upper end face of the main frame, the second rotating shaft is installed on the second rotating shaft fixing seats in a rotatable mode, and the axes of the first rotating shaft and the second rotating shaft are the same as the length extending direction of the main frame.

2. The straight pipeline rotational molding device according to claim 1, wherein the number of the first rotating shaft holders corresponds to the number of the first rotating rollers, and the number of the second rotating shaft holders corresponds to the number of the second rollers.

3. The straight pipeline rotational molding apparatus according to claim 2, wherein the main frame further comprises a first support frame and a second support frame mounted on the lower end surface of the main frame, the first support frame being a height-adjustable support frame, the upper end surface of the main frame being adjustable to a horizontal state or an inclined state by adjusting the height of the first support frame, and the first rolling assembly and the second rolling assembly mounted on the upper end surface of the main frame being adjustable to a horizontal state or an inclined state.

4. The straight pipeline rotational moulding device according to claim 3, wherein the first support frame comprises a first fixed seat, two hydraulic cylinders and two second fixed seats, one end of each hydraulic cylinder is pivoted with the first fixed seat, the other end of each hydraulic cylinder is pivoted with the second fixed seat, the first fixed seat is installed on the ground, and the second fixed seat is installed on the lower end face of the main frame.

5. The straight pipeline rotational molding device according to claim 4, wherein the first fixing base comprises a flat plate portion, two triangular support portions and a third rotating shaft mounted on the two triangular support portions, a rotating shaft bushing is provided at each end of the hydraulic cylinder, the third rotating shaft is mounted in the rotating shaft bushing at one end of the hydraulic cylinder, the second fixing base is provided with a fourth rotating shaft, and the fourth rotating shaft is mounted in the rotating shaft bushing at the other end of the hydraulic cylinder.

6. The straight pipeline rotational molding device according to claim 5, wherein the second support frame comprises a trapezoidal main frame, two third fixing seats arranged at the upper end of the trapezoidal main frame, two fourth fixing seats arranged on the lower end surface of the main frame, and a fourth rotating shaft inserted in the third fixing seats and the fourth fixing seats.

7. The straight pipeline rotational molding apparatus according to claim 6, wherein the straight pipeline rotational molding apparatus further comprises a hydraulic pump and two hydraulic pipes, one end of each hydraulic pipe is mounted on the hydraulic pump, the other end of each hydraulic pipe is separately mounted on one hydraulic cylinder, and the hydraulic pump powers the hydraulic cylinders to extend and retract the hydraulic cylinders.

8. A straight pipeline rotational moulding device according to claim 7 wherein the power plant is an electric motor or a diesel or gasoline engine.

Images