阅读说明：本技术 一种pe管材坡口切割设备及其工作方法 (PE pipe groove cutting equipment and working method thereof ) 是由 张彭 于 2020-12-24 设计创作，主要内容包括：本发明公开了一种PE管材坡口切割设备,包括主管支架、主管支架两端的气动卡盘、可倾斜升降台、第二导轨、旋转卡盘和端面刀具,所述可倾斜升降台位于主管支架一侧,所述第二导轨固定安装于可倾斜升降台上表面,所述旋转卡盘固定连接第二导轨上的滑块,所述端面刀具通过短轴安装于旋转卡盘。本发明还公开了该PE管材坡口切割设备的工作方法。本发明提供的PE管材坡口切割设备,结构简单,方便操作,适用性广,可进行正交或斜交于主管上的坡口的切割,且对于同一方向的坡口可避免重复装夹,提高工作效率。(The invention discloses PE pipe groove cutting equipment which comprises a main pipe support, pneumatic chucks at two ends of the main pipe support, an inclinable lifting table, a second guide rail, a rotary chuck and an end face cutter, wherein the inclinable lifting table is positioned on one side of the main pipe support, the second guide rail is fixedly arranged on the upper surface of the inclinable lifting table, the rotary chuck is fixedly connected with a sliding block on the second guide rail, and the end face cutter is arranged on the rotary chuck through a short shaft. The invention also discloses a working method of the PE pipe groove cutting equipment. The PE pipe groove cutting equipment provided by the invention has the advantages of simple structure, convenience in operation and wide applicability, can cut grooves which are orthogonal or obliquely crossed on a main pipe, can avoid repeated clamping for the grooves in the same direction, and improves the working efficiency.)

1. The utility model provides a PE tubular product groove cutting equipment which characterized in that: including being responsible for support (1), being responsible for pneumatic chuck (3), tiltable elevating platform (6), second guide rail (7), rotary chuck (8) and end face cutter (9) at support (1) both ends, tiltable elevating platform (6) are located and are responsible for support (1) one side, second guide rail (7) fixed mounting is in tiltable elevating platform (6) upper surface, the slider on rotary chuck (8) fixed connection second guide rail (7), end face cutter (9) are installed in rotary chuck (8) through the minor axis.

2. The PE pipe groove cutting equipment according to claim 1, wherein: be responsible for support (1) and set up the multiunit side by side with certain interval, just be responsible for support (1) bottom center and be equipped with first guide rail (2), be responsible for support (1) and connect on a plurality of sliders of first guide rail (2).

3. The PE pipe groove cutting equipment according to claim 1, wherein: the end face cutter (9) comprises a hollow column structure (91) and a short shaft (93) fixedly connected to one end of the hollow column structure (91), the other end of the hollow column structure (91) is provided with a cutter tooth (92), and the cutter tooth (92) is arranged along the axis of the hollow column structure (91).

4. The PE pipe groove cutting equipment according to claim 3, wherein: an end face flange is arranged on one side of the short shaft (93) connected with the hollow column structure (91), and the hollow column structure (91) is connected to the end face flange through threads.

5. The PE pipe groove cutting equipment according to claim 1, wherein: the main pipe support (1) is provided with a pair of supporting rollers, and elastic rubber is wound on the circumferential surfaces of the supporting rollers.

6. The PE pipe groove cutting equipment according to claim 1, wherein: the pneumatic chuck (3) is arranged on a lifting cylinder (4), and the lifting cylinder (4) is placed on a movable trolley (5).

7. The PE pipe groove cutting equipment according to claim 2, wherein: the first guide rail (2) and the second guide rail (7) are ball screw guide rails.

8. The PE pipe groove cutting equipment according to claim 1, wherein: the pneumatic chuck (3) and the rotating chuck (8) are both four-jaw self-centering chucks.

9. A working method of PE pipe groove cutting equipment is characterized by comprising the following steps:

1) the main pipe is placed on the main pipe support (1), the main pipe is rotated to enable the position to be cut to be located at a proper position on one side of the end face cutter (9), the movable trolley (5) is moved to the two sides of the main pipe, the main pipe is clamped by the pneumatic chuck (3), and meanwhile, the main pipe support (1) supports the main pipe by adjusting the lifting cylinder (4);

2) adjusting the height and the inclination angle of the inclinable lifting platform (6) to ensure that the end face cutter (9) is just opposite to the position to be cut;

3) starting a second guide rail (7) and a rotary chuck (8), feeding an end face cutter (9) in rotary cutting to finish cutting, and then retreating under the action of the second guide rail (7);

4) and (3) starting the first guide rail (2) and the movable trolley (5), enabling the main pipe to run along the first guide rail (2) for a determined distance, and circularly performing cutting on other parallel grooves in the step (3).

10. The working method of the PE pipe groove cutting equipment according to claim 9, wherein the working method comprises the following steps: in the step 1, the lifting cylinder (4) is adjusted before the main pipe is clamped by the pneumatic chuck (3), so that the central axis of the pneumatic chuck (3) is coincided with the axis of the main pipe.

Technical Field

The invention belongs to the field of plastic pipe manufacturing equipment, and particularly relates to PE pipe groove cutting equipment and a working method thereof.

Background

The PE pipe comprises a medium-density polyethylene pipe and a high-density polyethylene pipe, which are classified into SDR11 and SDR17.6 series according to the wall thickness, wherein the former is suitable for conveying gaseous artificial gas, natural gas and liquefied petroleum gas, and the latter is mainly used for conveying natural gas and has greater advantages compared with steel pipes, the polyethylene pipe has great advantages from the economic angle and the environmental protection angle, so the PE pipe is widely applied to building and industrial construction, the construction process is simple, the PE pipe has certain flexibility, more importantly, the PE pipe does not need to be subjected to corrosion protection treatment, a large number of working procedures are saved, in the pipe arrangement, the PE pipe is often required to be welded to form a plurality of groups of branch circuits, before welding, intersecting lines, namely groove cutting, are firstly required to be cut on a main pipe, the groove cutting of the PE pipe is mainly based on orthogonality, the oblique intersection is few, and the subsequent welding performance is influenced mainly because the cutting precision of the oblique intersecting, in addition, the plastic pipe is clamped for a plurality of times in the cutting process, and the cutting position precision and the cutting efficiency are seriously influenced.

The invention aims to provide PE pipe groove cutting equipment and a working method thereof, and aims to solve the problems in the background art.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the defects, the invention aims to provide PE pipe groove cutting equipment which is simple in structure, convenient to operate and wide in applicability, can cut grooves which are orthogonal or obliquely crossed on a main pipe, can avoid repeated clamping on the grooves in the same direction and improves the working efficiency.

In order to achieve the purpose, the invention provides PE pipe groove cutting equipment which comprises a main pipe support, pneumatic chucks at two ends of the main pipe support, a tiltable lifting table, a second guide rail, a rotary chuck and an end face cutter, wherein the tiltable lifting table is positioned at one side of the main pipe support, the second guide rail is fixedly installed on the upper surface of the tiltable lifting table to facilitate the adjustment of the height and the cutting direction of the end face cutter, the rotary chuck is fixedly connected with a sliding block on the second guide rail, and the end face cutter is installed on the rotary chuck through a short shaft to achieve the rotary cutting of the cutter.

Furthermore, according to the PE pipe groove cutting equipment, the main pipe support is provided with a plurality of groups in parallel at a certain interval, the center of the bottom of the main pipe support is provided with the first guide rail, and the main pipe support is connected to the plurality of sliding blocks of the first guide rail to provide a plurality of supporting forces.

Further, foretell PE tubular product groove cutting equipment, the end face cutter contains hollow column structure and fixed connection at the minor axis of hollow column structure one end, the hollow column structure other end is equipped with the sword tooth, the axle center setting along hollow column structure is followed to the sword tooth.

Further, according to the PE pipe bevel cutting equipment, the end face flange is arranged on one side of the short shaft connecting hollow column structure, and the hollow column structure is connected to the end face flange through threads.

Further, according to the PE pipe groove cutting equipment, the main pipe support is provided with the pair of supporting rollers, and elastic rubber is wound on the circumferential surface of each supporting roller.

Further, according to the PE pipe groove cutting equipment, the pneumatic chuck is installed on the lifting cylinder, and the lifting cylinder is placed on the movable trolley and is convenient to move along with the main pipe support.

Furthermore, according to the PE pipe groove cutting equipment, the first guide rail and the second guide rail are ball screw guide rails, and the operation precision is high.

Furthermore, according to the PE pipe groove cutting equipment, the pneumatic chuck and the rotary chuck are both four-jaw self-centering chucks, and the clamping coaxiality is high.

The working method of the PE pipe groove cutting equipment comprises the following steps:

1) the main pipe is placed on the main pipe support, the main pipe is rotated to enable the position to be cut to be located at a proper position on one side of the end face cutter, the movable trolley is moved to the two sides of the main pipe, the main pipe is clamped by the pneumatic chuck, and meanwhile, the main pipe support is adjusted to support the main pipe;

2) adjusting the height and the inclination angle of the inclinable lifting platform to ensure that the end face cutter is opposite to the position to be cut;

3) starting a second guide rail and the rotary chuck, feeding the end face cutter in rotary cutting to finish cutting, and then retreating under the action of the second guide rail;

4) and (3) starting the first guide rail and the movable trolley to enable the main pipe to run along the first guide rail for a determined distance, and circularly performing the step 3 to cut other parallel grooves.

Further, in the working method of the groove cutting equipment for the PE pipe, in the step 1, the lifting cylinder is adjusted before the main pipe is clamped by the pneumatic chuck, so that the central axis of the pneumatic chuck coincides with the axis of the main pipe

Compared with the prior art, the invention has the beneficial effects that:

1. according to the PE pipe groove cutting equipment, the end face cutter and the feeding guide rail thereof are arranged on the tiltable lifting table, so that the groove which is orthogonal or obliquely crossed on the main pipe can be cut, the operation is convenient, and the applicability is wide.

2. According to the PE pipe groove cutting equipment, the pneumatic chuck is arranged on the lifting cylinder, so that dynamic adjustment is facilitated in the clamping process, the main pipe is in a horizontal state, and the supporting effect of the main pipe support is guaranteed.

3. According to the PE pipe groove cutting equipment, the first guide rail is arranged at the bottom of the main pipe support, grooves which are arranged at intervals in the same direction on the main pipe can be conveniently bent and cut under one-time clamping, repeated clamping is avoided, the work efficiency is improved, the working hours are saved, and the labor intensity is reduced.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a schematic structural view of the end face cutter of the present invention.

Detailed Description

The invention is further elucidated with reference to the drawings and the embodiments.

Referring to fig. 1-3, the apparatus for cutting the groove of the PE tube comprises a main tube support 1, a pneumatic chuck 3 at two ends of the main tube support 1, a tiltable lifting table 6, a second guide rail 7, a rotary chuck 8 and an end face cutter 9, wherein the tiltable lifting table 6 is located at one side of the main tube support 1, the second guide rail 7 is fixedly installed on the upper surface of the tiltable lifting table 6, the rotary chuck 8 is fixedly connected with a slide block on the second guide rail 7, the end face cutter 9 is installed on the rotary chuck 8 through a short shaft, the main tube 100 is placed on the main tube support 1, and the pneumatic chuck 3 fixes the main tube 100 from two ends to prevent rotation in the cutting process.

Further, with reference to fig. 1 and 2, in the above PE pipe groove cutting device, the main pipe support 1 is arranged in parallel at a certain interval, the first guide rail 2 is arranged at the center of the bottom of the main pipe support 1, the main pipe support 1 is connected to the plurality of slide blocks of the first guide rail 2, the slide blocks move in the same direction at the same speed when the screw rotates, and the rotation speed and time of the screw are controlled according to the interval between the grooves in the same direction on the main pipe 100, thereby avoiding repeated clamping.

Further, as shown in fig. 3, in the above PE pipe bevel cutting device, the end face cutter 9 includes a hollow column structure 91 and a short shaft 93 fixedly connected to one end of the hollow column structure 91, the other end of the hollow column structure 91 is provided with a cutter tooth 92, and the cutter tooth 92 is arranged along the axis of the hollow column structure 91.

Further, as shown in fig. 3, in the above apparatus for cutting a groove of a PE pipe, an end flange is disposed on one side of the short shaft 93 connected to the hollow column structure 91, and the hollow column structure 91 is connected to the end flange through a thread.

Further, as shown in fig. 2, in the above apparatus for cutting a groove of a PE tube, the main tube support is provided with a pair of support rollers, and the circumferential surface of each support roller is wound with elastic rubber to form a flexible support with the main tube 100.

Further, according to the PE pipe groove cutting equipment, the pneumatic chuck 3 is installed on the lifting cylinder 4, and the lifting cylinder 4 is placed on the moving trolley 5.

Further, according to the PE pipe groove cutting equipment, the first guide rail 2 and the second guide rail 7 are ball screw guide rails.

Further, according to the PE pipe groove cutting equipment, the pneumatic chuck 3 and the rotating chuck 8 are both four-jaw self-centering chucks.

The working method of the PE pipe groove cutting equipment comprises the following steps:

1) the main pipe is placed on the main pipe support 1, the main pipe is rotated to enable the position to be cut to be located at a proper position on one side of the end face cutter 9, the moving trolley 5 is moved to two sides of the main pipe, the main pipe is clamped by the pneumatic chuck 3, and meanwhile, the lifting cylinder 4 is adjusted to enable the main pipe support 1 to support the main pipe, as the axes of the pneumatic chuck 3 and the main pipe 100 are not on the same straight line, and the pneumatic chuck 3 is a self-centering chuck, the main pipe 100 can swing in the clamping process, so that the main pipe can be separated from the support of the main pipe support 1, the lifting cylinder 4 is required to be adjusted simultaneously in the clamping process of the pneumatic chuck 3, and the;

2) adjusting the height and the inclination angle of the inclinable lifting table 6 to ensure that the end face cutter 9 is opposite to the position to be cut;

3) starting the second guide rail 7 and the rotary chuck 8, feeding the end face cutter 9 in rotary cutting to finish cutting, and then retreating under the action of the second guide rail 7;

4) and (3) starting the first guide rail 2 and the movable trolley 5, enabling the main pipe to run along the first guide rail 2 for a determined distance, and circularly performing cutting on other parallel grooves in the step 3.

Further, in the working method of the PE pipe groove cutting equipment, in the step 1, the lifting cylinder 4 is adjusted before the main pipe is clamped by the pneumatic chuck 3, so that the central axis of the pneumatic chuck 3 coincides with the main pipe axis, but due to the influence of errors, the lifting cylinder 4 still needs to be adjusted simultaneously in the clamping process of the pneumatic chuck 3.

The above-described embodiments should not be construed as limiting the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc., which are within the spirit and principle of the present invention, should be included in the scope of the present invention by those skilled in the art, and those not described in detail in the present specification are known in the art.