Automatic cutting device of PERT winding machine

Abstract

The utility model discloses an automatic cutting device of a PERT winding machine. The automatic cutting device comprises a base, a limiting assembly is arranged on the base, a rotating assembly is arranged behind the limiting assembly, a winding assembly is arranged on the rotating assembly, a cutting assembly is arranged on one side of the winding assembly, and the cutting device further comprises a control module. When the PERT pipe cutting device is used for cutting a PERT pipe, the PERT pipe enters the arc-shaped groove of the supporting frame under the action of the first hydraulic rod, the control module drives the second hydraulic rod to extend, under the driving of the second hydraulic rod, the pressing rod tightly presses the PERT pipe, meanwhile, the cutter moves along with the pressing rod to cut the PERT pipe, the PERT pipe is fixed during cutting, winding can be conducted again, the production time is saved, and the production efficiency is improved. And meanwhile, the cutting precision is improved, and the production cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of winding machines, in particular to an automatic cutting device for a PERT winding machine. Background Technique

[0002] The PERT pipe, fully known as heat-resistant polyethylene pipe, is a non-crosslinked polyethylene material that can be used for hot water pipes. The PERT pipe has excellent low-temperature resistance and can be constructed even in low-temperature conditions in winter; it can withstand high-temperature and high-pressure environments and has outstanding thermal stability; it has good impact resistance and can reduce the risk of pipeline rupture during construction and use. At present, during the production and processing of PERT pipes, manual shearing is usually adopted. Manual pipe shearing is prone to cutting at the wrong position and length, resulting in waste. Moreover, the manual shearing method leads to high labor intensity of workers. Therefore, an automatic cutting device for a PERT winding machine is proposed, which can realize continuous automatic cutting, fixing and winding steps and reduce the labor amount of workers.

[0003] After retrieval, a patent with the Chinese patent application number 202021715497.2 discloses a cutting device for PERT hair detail energy pipelines, including a base and a cutting knife. A processing plate is installed at the middle position of the base, and a cutting groove is arranged inside the processing plate. Feeding holes are installed at both ends of the cutting groove, and a cutting knife is arranged directly above the cutting groove. Feeding rollers are arranged on both sides of the processing plate, and multiple groups of feeding rollers are arranged at equal distances. Load-bearing brackets are installed on the base on both sides of the processing plate, and a pressing mechanism is arranged on one side of the load-bearing bracket close to the processing plate below. A limiting mechanism is arranged on one side of the pressing mechanism on the right. The winding device in the above literature has the following deficiencies: it cannot wind continuously, and an additional winding machine needs to be added to this device, resulting in an increase in production costs. Summary of the Utility Model

[0004] The purpose of the utility model is to solve the deficiencies existing in the prior art and propose an automatic cutting device for a PERT winding machine.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] The automatic cutting device of the PERT coiling machine includes a base. A limiting component is arranged on the base. A rotating component is arranged behind the limiting component. A coiling component is arranged on the rotating component. A cutting component is arranged on one side of the coiling component. The cutting device further includes a control module. The cutting component includes: a support frame. A square limiting plate is arranged on one side of the support frame, and an arc-shaped groove is arranged on the other side. A pressing block is arranged in the groove. A second hydraulic rod is installed on one side of the support frame and is electrically connected to the control module. A pressing rod. One end of the pressing rod is connected to the arc-shaped groove through a rotating shaft. A second connecting rod is arranged on the pressing rod and is rotatably connected to a third connecting rod. The third connecting rod is installed at the output end of the second hydraulic rod. A first connecting rod. One end of the first connecting rod is connected to the output end of the second hydraulic rod. A cutting knife is fixedly connected to the first connecting rod. The cutting knife is arranged on one side of the arc-shaped groove of the support frame.

[0007] As a further solution of the present utility model: The coiling component includes: a rotating support frame. A plurality of cutting components are arranged, and the cutting components are installed on the rotating support frame. A second motor. The output end of the second motor is connected to the rotating support frame, and the second motor is electrically connected to the control module.

[0008] As a further solution of the present utility model: The coiling component includes arc-shaped plates. A plurality of arc-shaped plates are arranged, and the arc-shaped plates are installed on the support frame. A plurality of convex structures are arranged on the arc-shaped plates.

[0009] As a further solution of the present utility model: The rotating component includes: a rotating shell. The second motor is installed at both ends of the rotating shell, and the rotating shell is rotatably connected to the two end brackets of the base. A first motor. The first motor is installed on one side bracket of the base, and the output end of the first motor is connected to the rotating shell. The first motor is electrically connected to the control module.

[0010] As a further solution of the present utility model: The cutting device further includes a first hydraulic rod. The first hydraulic rod is installed on the rotating shell. The output end of the first hydraulic rod is provided with a rod that is rotatably connected to the rotating shell. The first hydraulic rod is electrically connected to the control module.

[0011] As a further solution of the present utility model: The cutting device further includes a blocking roller. The blocking roller is installed behind the cutting device and is installed on the base through a bracket.

[0012] As a further solution of the present utility model: The limiting component includes: a linear motor, which is installed on the base and electrically connected to the control module; a limiting seat, which is installed on the linear motor and is provided with an installation groove inside; a plurality of springs, which are installed in the installation groove of the limiting seat; a plurality of installation shells, which are installed on the springs; and a plurality of rollers, which are installed on the installation shells.

[0013] The beneficial effects of the present utility model are as follows:

[0014] 1. When it is necessary to cut the PERT pipe, the PERT pipe enters the arc-shaped groove of the support frame under the action of the first hydraulic rod. The control module drives the second hydraulic rod to extend. The control module drives the second hydraulic rod to extend. Driven by the second hydraulic rod, the pressing rod presses the PERT pipe tightly. At the same time, the cutting knife moves along with it to cut the PERT pipe. While cutting, it is fixed, and it can be wound again, saving production time, increasing the cutting accuracy, and reducing the production cost.

[0015] 2. After cutting is completed, the PERT pipe is fixed by the cutting component. The control module drives the second motor to rotate to wind the PERT pipe. By setting the arc-shaped plate, the PERT pipe can be wound better.

[0016] 3. By controlling the driving of the first motor, the first motor drives the rotating shell to continuously wind the PERT pipe.

[0017] 4. When it is necessary to cut the PERT pipe, the control module drives the first hydraulic rod to extend, so that the PERT pipe is brought to the arc-shaped groove of the support frame in the cutting component. Subsequently, the control module drives the cutting component to cut and fix the PERT pipe.

[0018] By controlling the linear motor through the control module, the PERT pipe passes through the limiting seat. The spring shell limits PERT pipes of different sizes. The linear motor drives the movement of the PERT pipe, so that the PERT pipe can be wound evenly during winding. Description of the Drawings

[0019] Figure 1 It is a schematic structural diagram of the automatic cutting device of the PERT winding machine proposed by the present utility model;

[0020] Figure 2 It is a schematic structural diagram of the limiting component of the automatic cutting device of the PERT winding machine proposed by the present utility model;

[0021] Figure 3 It is a schematic structural diagram of the winding component of the automatic cutting device of the PERT winding machine proposed by the present utility model;

[0022] Figure 4 Schematic structural diagram of the cutting component of the automatic cutting device of the PERT rewinder proposed by the present utility model;

[0023] Figure 5 Schematic enlarged structural diagram of a part of the cutting component of the automatic cutting device of the PERT rewinder proposed by the present utility model;

[0024] Figure 6 Schematic structural diagram of the first hydraulic rod of the automatic cutting device of the PERT rewinder proposed by the present utility model.

[0025] In the figure: 1 - base, 2 - first motor, 3 - rotating shell, 4 - blocking roller, 5 - first hydraulic rod, 6 - linear motor, 7 - limiting seat, 8 - spring, 9 - mounting shell, 10 - roller, 11 - second motor, 12 - rotating bracket, 13 - arc plate, 14 - support frame, 15 - second hydraulic rod, 16 - pressing rod, 17 - first connecting rod, 18 - cutting knife, 19 - square limiting plate, 20 - second connecting rod, 21 - third connecting rod, 22 - arc groove, 23 - pressing block. Specific embodiments

[0026] The technical solutions of the present utility model will be further described in detail below in conjunction with specific embodiments.

[0027] The embodiments of the present utility model will be described in detail below. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals denote the same or similar elements or elements with the same or similar functions from beginning to end. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present utility model and should not be construed as a limitation of the present utility model.

[0028] The automatic cutting device of the PERT rewinder, as Figures 1-6 shown, includes: a base 1, a limiting component is arranged on the base 1, a rotating component is arranged behind the limiting component, a winding component is arranged on the rotating component, a cutting component is arranged on one side of the winding component, and the cutting device further includes a control module. The cutting component includes: a support frame 14, a square limiting plate 19 is arranged on one side of the support frame 14, an arc groove 22 is arranged on the other side, and a pressing block 23 is arranged in the groove; a second hydraulic rod 15, the second hydraulic rod 15 is installed on one side of the support frame 14, and the second hydraulic rod 15 is electrically connected to the control module; a pressing rod 16, one end of the pressing rod 16 is connected to the arc groove 22 through a rotating shaft, a second connecting rod 20 is arranged on the pressing rod 16, the second connecting rod 20 is rotatably connected to a third connecting rod 21, and the third connecting rod 21 is installed at the output end of the second hydraulic rod 15; a first connecting rod 17, one end of the first connecting rod 17 is connected to the output end of the second hydraulic rod 15, a cutting knife 18 is fixedly connected to the first connecting rod 17, and the cutting knife 18 is arranged on one side of the arc groove 22 of the support frame 14.

[0029] When the PERT pipe needs to be cut, the PERT pipe enters the arc-shaped groove 22 of the support frame 14 under the action of another component of the cutting device. The control module drives the second hydraulic rod 15 to extend. Driven by the second hydraulic rod 15, the pressing rod 16 presses the PERT pipe tightly. At the same time, the cutter 18 follows the movement to cut the PERT pipe. While cutting, it is fixed, and the winding can be carried out again, saving production time, increasing the cutting accuracy, and reducing the production cost.

[0030] To solve the problem of winding; as Figure 3 、 Figure 4 shown, the winding assembly includes: a rotating bracket 12, several cutting assemblies are provided, and the winding assembly is installed on the rotating bracket 12; a second motor 11, the output end of the second motor 11 is connected to the rotating bracket 12, and the second motor 11 is electrically connected to the control module.

[0031] After cutting is completed, the PERT pipe is fixed by the cutting assembly, and the control module drives the second motor 11 to rotate to wind the PERT pipe.

[0032] To solve the problem that the PERT pipe can be neatly wound during winding; as Figure 3 shown, the winding assembly includes arc-shaped plates 13, several arc-shaped plates 13 are provided, the arc-shaped plates 13 are installed on the support frame 14, and several convex structures are provided on the arc-shaped plates 13.

[0033] By setting the arc-shaped plates 13, the PERT pipe can be wound better.

[0034] To solve the problem of how to continuously wind; as Figure 1 shown, the rotating assembly includes: a rotating shell 3, the second motor 11 is installed at both ends of the rotating shell 3, and the rotating shell 3 is rotatably connected to the two end brackets of the base 1; a first motor 2, the first motor 2 is installed on one side bracket of the base 1, the output end of the first motor 2 is connected to the rotating shell 3, and the first motor 2 is electrically connected to the control module.

[0035] By controlling and driving the first motor 2, the first motor 2 drives the rotating shell 3 to continuously wind the PERT pipe.

[0036] To solve the problem of how the PERT pipe can be hung on the cutting assembly during cutting; as Figure 1 、 Figure 6 shown, the cutting device further includes a first hydraulic rod 5, the first hydraulic rod 5 is installed on the rotating shell 3, the output end of the first hydraulic rod 5 is provided with a rod rotatably connected to the rotating shell 3, and the first hydraulic rod 5 is electrically connected to the control module.

[0037] When the PERT pipe needs to be cut, the control module drives the hydraulic rod 5 to extend, so that the PERT pipe is brought to the arc groove of the support frame 14 in the cutting assembly, and then the control module drives the cutting assembly to cut and fix the PERT pipe.

[0038] To solve the problem that the PERT pipe is prone to falling off due to lack of bandaging after cutting; as Figure 1 shown, the cutting device further includes a blocking roller 4, and the blocking roller 4 is installed behind the cutting device and is installed on the base 1 through a bracket.

[0039] To solve the problem of how to make the PERT pipe be wound evenly; as Figure 1 、 Figure 2 shown, the limiting assembly includes: a linear motor 6, the linear motor 6 is installed on the base 1, and the linear motor 6 is electrically connected to the control module; a limiting seat 7, the limiting seat 7 is installed on the linear motor 6, and an installation groove is provided in the limiting seat 7; a spring 8, several springs 8 are provided, and the springs 8 are installed in the installation groove of the limiting seat 7; an installation shell 9, several installation shells 9 are provided, and the installation shells 9 are installed on the springs 8; a roller 10, several rollers 10 are provided, and the rollers 10 are installed on the installation shell 9.

[0040] By driving the linear motor 6 through the control module, the PERT pipe passes through the limiting seat 7, and the spring 8 shell can limit PERT pipes of different sizes. The linear motor 6 drives the PERT pipe to move, so that the PERT pipe can be wound evenly during winding.

[0041] Working principle: The PERT pipe passes through the limiting assembly and is first fixed on the cutting assembly. The control module drives the winding assembly to wind the PERT pipe. After winding is completed, the control module drives the rotating assembly to rotate the winding assembly, so that the winding assembly on the other side rotates to the lower side of the PERT pipe. Subsequently, the control module drives another cutting assembly to cut and fix the PERT pipe. The control module drives the winding assembly to continue winding the PERT pipe. During winding, the control module drives the limiting assembly to make the PERT pipe wind evenly. After winding is completed, the staff performs bandaging treatment on the PERT pipe.

[0042] The above is only the preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and the inventive concept of the present invention, makes equivalent substitutions or changes, and all should be covered within the protection scope of the present invention.

Claims

1. The automatic cutting device of the PERT rewinder includes a base (1), and is characterized in that, A limiting component is provided on the base (1). A rotating component is provided behind the limiting component. A winding component is provided on the rotating component. A cutting component is provided on one side of the winding component. The cutting device further includes a control module. The cutting component includes: a support frame (14), a square limiting plate (19) is provided on one side of the support frame (14), an arc-shaped groove (22) is provided on the other side, and a pressing block (23) is provided in the groove; a second hydraulic rod (15), the second hydraulic rod (15) is installed on one side of the support frame (14), and the second hydraulic rod (15) is electrically connected to the control module; a pressing rod (16), one end of the pressing rod (16) is connected to the arc-shaped groove (22) through a rotating shaft, a second connecting rod (20) is provided on the pressing rod (16), the second connecting rod (20) is rotatably connected to a third connecting rod (21), and the third connecting rod (21) is installed at the output end of the second hydraulic rod (15); a first connecting rod (17), one end of the first connecting rod (17) is connected to the output end of the second hydraulic rod (15), a cutter (18) is fixedly connected to the first connecting rod (17), and the cutter (18) is provided on one side of the arc-shaped groove (22) of the support frame (14).

2. The automatic cutting device of the PERT coiling machine according to claim 1, characterized in that, The winding component includes: a rotating bracket (12), a plurality of cutting components are provided, and the cutting components are installed on the rotating bracket (12); a second motor (11), the output end of the second motor (11) is connected to the rotating bracket (12), and the second motor (11) is electrically connected to the control module.

3. The automatic cutting device of the PERT coiling machine according to claim 2, wherein, The winding component includes arc-shaped plates (13), a plurality of arc-shaped plates (13) are provided, the arc-shaped plates (13) are installed on the support frame (14), and a plurality of protruding structures are provided on the arc-shaped plates (13).

4. The automatic cutting device of the PERT coiling machine according to claim 3, characterized in that, The rotating component includes: a rotating shell (3), the second motor (11) is installed at both ends of the rotating shell (3), and the rotating shell (3) is rotatably connected to the two end brackets of the base (1); a first motor (2), the first motor (2) is installed on one side bracket of the base (1), the output end of the first motor (2) is connected to the rotating shell (3), and the first motor (2) is electrically connected to the control module.

5. The automatic cutting device of the PERT coiling machine according to claim 4, wherein The cutting device further includes a first hydraulic rod (5), the first hydraulic rod (5) is installed on the rotating shell (3), the output end of the first hydraulic rod (5) is provided with a rod rotatably connected to the rotating shell (3), and the first hydraulic rod (5) is electrically connected to the control module.

6. The automatic cutting device of the PERT coiling machine according to claim 5, characterized in that, The cutting device further includes a blocking roller (4), the blocking roller (4) is installed behind the cutting device and is installed on the base (1) through a bracket.

7. The automatic cutting device of the PERT rewinder according to claim 6, characterized in that, The limiting component includes: a linear motor (6), which is installed on the base (1), and the linear motor (6) is electrically connected to the control module; a limiting seat (7), which is installed on the linear motor (6), and an installation groove is provided in the limiting seat (7); a spring (8), several springs (8) are provided, and the springs (8) are installed in the installation groove of the limiting seat (7); an installation shell (9), several installation shells (9) are provided, and the installation shells (9) are installed on the springs (8); a roller (10), several rollers (10) are provided, and the rollers (10) are installed on the installation shell (9).

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