Aluminum alloy lining plastic composite pipe cutting device

Abstract

The utility model relates to the technical field of aluminum alloy plastic-lined composite pipes, and provides an aluminum alloy plastic-lined composite pipe cutting device which comprises a fixing rod, supporting frames are symmetrically and fixedly arranged on the two sides of the fixing rod, trapezoidal grooves are formed in the middles of the top faces of the supporting frames, and moving holes are symmetrically formed in the edges of the top faces of the supporting frames. And a positioning assembly is inserted into the inner side of the moving hole, the positioning assembly comprises inverted-U-shaped frames, a connecting rod and a positioning rod, and the inverted-U-shaped frames are symmetrically and fixedly connected to the two ends of the connecting rod. When cutting operation is carried out on the composite pipe, the composite pipe is clamped on the inner sides of the symmetrically-arranged supporting frames, the positioning assemblies are connected to the supporting frames in an inserted mode, the inverted-U-shaped frames of the positioning assemblies move downwards on the supporting frames by rotating the screw rods of the positioning assemblies, and therefore clamping and limiting of the clamped composite pipe are achieved, other people do not need to support the composite pipe in a matched mode, and the cutting efficiency is improved. Therefore, a single person can cut the composite pipe, and the operation is convenient and fast.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum alloy plastic-lined composite pipes, and particularly relates to a cutting device for aluminum alloy plastic-lined composite pipes. Background Technique

[0002] The aluminum alloy plastic-lined composite pipe is a new type of practical pipe developed on the basis of traditional plastic pipes, which combines the physical and chemical advantages of metals and plastics. It has the advantages of light weight, 100% oxygen barrier, ultraviolet radiation resistance, clean and hygienic, convenient installation, strong sealing performance and maintenance-free in the application of water supply pipes, and solves the defects of plastic pipes such as bending after thermal expansion and contraction, fear of impact, and easy aging in indoor surface installation.

[0003] During the use of the aluminum alloy plastic-lined composite pipe, it is often necessary to cut according to the on-site use conditions. During the cutting operation, it is often necessary for more than two people to cooperate. One person or more people support and fix the composite pipe, and another person holds a cutting tool to cut. The operation is inconvenient, and during the cutting process, the composite pipe is likely to shake due to unstable support, thus affecting the cutting effect.

[0004] Therefore, a cutting device for aluminum alloy plastic-lined composite pipes that is convenient for cutting operation and stable in cutting is needed. Content of the Utility Model

[0005] In order to solve the above problems, the utility model provides a cutting device for aluminum alloy plastic-lined composite pipes, which has the characteristics of convenient cutting operation and stable cutting.

[0006] To achieve the above object, the utility model provides the following specific solutions:

[0007] A cutting device for aluminum alloy plastic-lined composite pipes includes a fixed rod. Symmetrically fixed supports are provided on both sides of the fixed rod. A trapezoidal groove is opened in the middle of the top surface of the support. Moving holes are symmetrically opened at the edge of the top surface of the support. A positioning component is inserted into the inner side of the moving hole. The positioning component includes an inverted U-shaped frame, a connecting rod and a positioning rod. The two ends of the connecting rod are symmetrically and fixedly connected with the inverted U-shaped frame. The lower end of the inverted U-shaped frame is inserted into the inner side of the moving hole. A through hole is opened on the connecting rod, and a positioning rod is penetrated through the inner side of the through hole. A composite pipe is clamped in the inner side of the trapezoidal groove.

[0008] As a preferred technical solution of the cutting device for aluminum alloy plastic-lined composite pipes of the utility model, the positioning rod includes a rotating plate, a screw rod and a baffle plate. The rotating plate is located above the through hole. A screw rod is fixedly provided at the bottom of the rotating plate. The screw rod penetrates through the through hole. A baffle plate is fixedly provided at the upper end of the screw rod. The baffle plate is located below the through hole.

[0009] As a preferred technical solution of the aluminum alloy plastic-lined composite pipe cutting device of the present utility model, a threaded hole is provided at the edge of the top surface of the support frame, the threaded hole is located below the through hole, and the lower end of the screw rod is threadedly connected to the inside of the threaded hole.

[0010] As a preferred technical solution of the aluminum alloy plastic-lined composite pipe cutting device of the present utility model, support soft pads are symmetrically and fixedly provided on the inner wall of the trapezoidal groove.

[0011] As a preferred technical solution of the aluminum alloy plastic-lined composite pipe cutting device of the present utility model, a fixed arc plate is fixedly provided in the middle of the upper end of the inverted U-shaped frame, an arc-shaped friction pad is fixedly provided at the bottom of the fixed arc plate, and the arc-shaped friction pad is made of a flexible material.

[0012] As a preferred technical solution of the aluminum alloy plastic-lined composite pipe cutting device of the present utility model, the support soft pads are located on both sides of the composite pipe, and the arc-shaped friction pad is located above the composite pipe.

[0013] As a preferred technical solution of the aluminum alloy plastic-lined composite pipe cutting device of the present utility model, a support block is fixedly provided at the bottom of the support frame.

[0014] Compared with the prior art, the present utility model has the following beneficial effects:

[0015] Through the support frame and the positioning component provided by the present utility model, when cutting the composite pipe, the composite pipe is clamped inside the symmetrically arranged support frame, the positioning component is inserted into the support frame, and by rotating the screw rod of the positioning component, the inverted U-shaped frame of the positioning component moves up and down on the support frame, so as to realize the clamping and limiting of the clamped composite pipe, without the need for the cooperation and support of others, so that the cutting operation of the composite pipe can be carried out by one person, and the operation is convenient;

[0016] And by arranging support soft pads inside the trapezoidal groove of the support frame and an arc-shaped friction pad at the bottom of the upper end of the inverted U-shaped frame, when the composite pipe is clamped and limited by the inverted U-shaped frame, the support soft pads and the arc-shaped friction pad can be made to abut against the outside of the composite pipe, so as to realize the friction limit of the composite pipe, further improve the stability of the clamping and placement of the composite pipe, improve the stability of the cutting operation, and avoid the situation of the composite pipe sliding during cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to better describe the technical solution of the present utility model in detail, the present invention will be further described below with reference to the drawings and embodiments.

[0018] Figure 1 It is the overall structure diagram provided by the present utility model;

[0019] Figure 2 It is the connection diagram of the support frame and the positioning component of the present utility model;

[0020] Figure 3 This is a three-dimensional schematic diagram of the support frame of the present utility model;

[0021] Figure 4 This is a three-dimensional schematic diagram of the positioning component of the present utility model.

[0022] In the figure: 1, fixed rod; 2, support frame; 21, support block; 22, trapezoidal groove; 23, support soft pad; 24, moving hole; 25, threaded hole; 3, positioning component; 31, inverted U-shaped frame; 311, fixed arc plate; 312, arc friction pad; 32, connecting rod; 321, through hole; 33, positioning rod; 331, rotating plate; 332, screw; 333, baffle; 4, composite pipe. Specific embodiments

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model. Embodiment

[0024] Please refer to Figures 1-4 As shown, the present utility model provides the following technical solutions: An aluminum alloy plastic-lined composite pipe cutting device includes a fixed rod 1. On both sides of the fixed rod 1, support frames 2 are symmetrically and fixedly arranged. In the middle of the top surface of the support frame 2, a trapezoidal groove 22 is opened. The trapezoidal structure can engage composite pipes 4 of different sizes; reference can be made to the attached Figure 1 and the attached Figure 3 As shown, a composite pipe 4 is engaged and arranged inside the trapezoidal groove 22; a support block 21 is fixedly arranged at the bottom of the support frame 2; this solution can realize the support and limit of the composite pipe 4 through two support frames 2 with trapezoidal grooves 22, so that the composite pipe 4 can be engaged and limited during cutting, facilitating the cutting operation.

[0025] Refer to Figure 2 、 Figure 3 and Figure 4As shown in the figure, specifically, moving holes 24 are symmetrically formed at the edge of the top surface of the support frame 2. A positioning assembly 3 is inserted inside the moving hole 24. The positioning assembly 3 includes an inverted U-shaped frame 31, a connecting rod 32, and a positioning rod 33. The two ends of the connecting rod 32 are symmetrically and fixedly connected with the inverted U-shaped frame 31. The lower end of the inverted U-shaped frame 31 is inserted inside the moving hole 24, and the inverted U-shaped frame 31 can move up and down inside the moving hole 24. A through hole 321 is formed on the connecting rod 32, and a positioning rod 33 penetrates through the inside of the through hole 321; the positioning rod 33 includes a rotating plate 331, a screw rod 332, and a baffle plate 333. The rotating plate 331 is located above the through hole 321. A screw rod 332 is fixedly provided at the bottom of the rotating plate 331. The screw rod 332 penetrates through the through hole 321. A baffle plate 333 is fixedly provided at the upper end of the screw rod 332. The baffle plate 333 is located below the through hole 321, so that when the screw rod 332 rotates, it can drive the inverted U-shaped frame 31 to move; threaded holes 25 are formed at the edge of the top surface of the support frame 2, and the threaded holes 25 are located below the through hole 321. The lower end of the screw rod 332 is threadedly connected inside the threaded hole 25. In this solution, by screwing the screw rod 332, the inverted U-shaped frame 31 can be stably moved downward on the support frame 2, so as to realize the clamping of the clamped composite pipe 4, make the composite pipe 4 more stable when being cut, and there is no need for others to support the composite pipe 4, so that a single person can also perform the cutting operation, improving the convenience of the cutting operation.

[0026] Referring to Figure 3 and Figure 4 As shown in the figure, specifically, support soft pads 23 are symmetrically and fixedly provided on the inner wall of the trapezoidal groove 22; a fixed arc plate 311 is fixedly provided in the middle of the upper end of the inverted U-shaped frame 31, and an arc-shaped friction pad 312 is fixedly provided at the bottom of the fixed arc plate 311. The arc-shaped friction pad 312 is made of a flexible material; the support soft pads 23 are located on both sides of the composite pipe 4, and the arc-shaped friction pad 312 is located above the composite pipe 4; in this solution, when the composite pipe 4 is clamped and limited by the positioning assembly 3, the set support soft pads 23 and arc-shaped friction pads 312 can perform frictional limitation on the outer wall of the composite pipe 4, further improving the stability of the clamping of the composite pipe 4 and avoiding the situation of the composite pipe 4 sliding during the cutting operation.

[0027] The working principle and usage process of the present utility model: When the staff cuts the composite pipe 4, the composite pipe 4 is clamped into the inner side of the trapezoidal groove 22 on the symmetrically arranged support frame 2, and then the symmetric positioning assemblies 3 are inserted into the top of the support frame 2, so that the inverted U-shaped frame 31 is located above the composite pipe 4. Then, the screw rod 332 is screwed inside the threaded hole 25, so that the screw rod 332 moves downward to drive the inverted U-shaped frame 31 to move downward, realizing the clamping of the composite pipe 4. Then, the staff can perform the cutting operation on the composite pipe 4 from between the symmetric support frames 2 through the cutting equipment, so that a single person can perform the cutting operation of the composite pipe 4, and the operation is convenient.

[0028] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. An aluminum alloy lined plastic composite pipe cutting device, comprising a fixing rod (1), characterized in that: Support frames (2) are symmetrically fixedly provided on both sides of the fixing rod (1); a trapezoidal groove (22) is provided in the middle of the top surface of the support frame (2); moving holes (24) are symmetrically provided on the edges of the top surface of the support frame (2); a positioning assembly (3) is inserted into the inner side of the moving hole (24); the positioning assembly (3) comprises an inverted U-shaped frame (31), a connecting rod (32) and a positioning rod (33); the inverted U-shaped frames (31) are symmetrically fixedly connected at both ends of the connecting rod (32); the lower end of the inverted U-shaped frame (31) is inserted into the inner side of the moving hole (24); a through hole (321) is provided on the connecting rod (32); the positioning rod (33) penetrates the inner side of the through hole (321); and a composite pipe (4) is engaged with the inner side of the trapezoidal groove (22).

2. The aluminum alloy lined plastic composite pipe cutting device according to claim 1, characterized in that: The positioning rod (33) comprises a rotating plate (331), a screw rod (332) and a baffle plate (333); the rotating plate (331) is located above the through hole (321); a screw rod (332) is fixedly provided at the bottom of the rotating plate (331); the screw rod (332) passes through the through hole (321); a baffle plate (333) is fixedly provided at the upper end of the screw rod (332); and the baffle plate (333) is located below the through hole (321).

3. The aluminum alloy lined plastic composite pipe cutting device according to claim 2, characterized in that: A threaded hole (25) is provided on the edge of the top surface of the support frame (2), the threaded hole (25) is located below the through hole (321), and the lower end of the screw rod (332) is threadedly connected to the inner side of the threaded hole (25).

4. The aluminum alloy lined plastic composite pipe cutting device according to claim 3, characterized in that: A supporting cushion (23) is symmetrically fixedly disposed on the inner wall of the trapezoidal groove (22).

5. The aluminum alloy lined plastic composite pipe cutting device according to claim 4, characterized in that: A fixed arc plate (311) is fixedly provided at the middle of the upper end of the inverted U-shaped frame (31), and an arc-shaped friction pad (312) is fixedly provided at the bottom of the fixed arc plate (311), and the arc-shaped friction pad (312) is made of a flexible material.

6. The aluminum alloy lined plastic composite pipe cutting device according to claim 5, characterized in that: The supporting pads (23) are located on both sides of the composite tube (4), and the arc-shaped friction pad (312) is located above the composite tube (4).

7. The aluminum alloy lined plastic composite pipe cutting device according to claim 6, characterized in that: A support block (21) is fixedly provided at the bottom of the support frame (2).

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