PVC pipe slitting device

Abstract

The utility model relates to a PVC pipe slitting device which comprises a U-shaped frame, a cutting assembly used for cutting pipes is arranged above the U-shaped frame, a plurality of containing parts are arranged in the width direction of the top of the U-shaped frame, each containing part comprises two partition plates extending in the length direction of the U-shaped frame, and a plurality of containing cavities matched with the pipes are formed between the two partition plates. The containing cavity is slidably connected with a material pushing plate, a first moving assembly is arranged at the bottom of the U-shaped frame and used for driving the material pushing plate to move in the axis direction of the containing cavity, a limiting block is arranged at the top of the containing cavity, and a second moving assembly is arranged above the limiting block and used for driving the limiting block to be close to or away from the containing cavity. According to the pipe feeding device, a plurality of pipes can be continuously fed, limited and discharged, time and labor are saved, and the working efficiency is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of PVC pipe processing, in particular to a PVC pipe cutting device. Background Art

[0002] PVC pipe, also known as rigid polyvinyl chloride pipe, is made of polyvinyl chloride resin mixed with stabilizers and lubricants and then extruded by hot pressing. It is the earliest plastic material to be developed and applied. After the PVC pipe is processed and formed, it generally requires a cutting device to cut it.

[0003] However, in the prior art, when the cutting device is used to cut PVC pipes, various operations are mostly performed manually on multiple PVC pipes. During the subsequent cutting after loading is completed, it is inconvenient to automatically guide, position and unload the PVC pipes, which is time-consuming and labor-intensive, affecting work efficiency. Utility Model Content

[0004] The utility model aims to solve the problems existing in the prior art and provides a PVC pipe cutting device. The specific technical solution is as follows:

[0005] The PVC pipe slitting device includes a U-shaped frame, a cutting assembly for cutting the pipe is provided above the U-shaped frame, and a plurality of accommodating parts are arranged along the width direction of the top of the U-shaped frame. The accommodating parts include two partitions extending along the length direction of the U-shaped frame, and a plurality of accommodating cavities adapted to the pipes are formed between the two partitions. The accommodating cavities are slidably connected with a push plate, and a first moving assembly is provided at the bottom of the U-shaped frame. The first moving assembly is used to drive the push plate to move toward the axial direction of the accommodating cavity. A limit block is provided at the top of the accommodating cavity, and a second moving assembly is provided above the limit block. The second moving assembly is used to drive the limit block to move closer to or away from the accommodating cavity.

[0006] As an improvement of the above technical solution: the width of the accommodating cavity is equal to the straight diameter of the tube, the length of the accommodating cavity is greater than the length of the tube, and the height of the accommodating cavity is more than twice the diameter of the tube.

[0007] As an improvement of the above technical solution: the first moving component includes a third hydraulic cylinder and a connecting movable block, the bottom of the U-shaped frame is provided with a plurality of sliding openings which are arranged coaxially with the accommodating cavity, the bottom end of the pushing plate passes through the sliding opening and is fixedly connected to the connecting movable block, the third hydraulic cylinder is installed at the bottom of the U-shaped frame, and the telescopic rod of the third hydraulic cylinder is fixedly connected to the connecting movable block.

[0008] As an improvement of the above technical solution: the second moving component includes a top frame, a second hydraulic cylinder, a movable plate and multiple connecting columns, the top frame is arranged on the top of the U-shaped frame, the second hydraulic cylinder is installed on the top of the top frame, the movable plate is slidably connected to the inner side of the top frame, the output rod of the second hydraulic cylinder is connected to the movable plate, the top end of each connecting column is fixedly connected to the movable plate, and the bottom end of each connecting column is fixedly connected to a limit block.

[0009] As an improvement of the above technical solution: it also includes a third moving component for driving the top frame to move in the length direction of the U-shaped frame, the third moving component includes a first hydraulic cylinder and a side mounting plate, the side mounting plate is installed on the top of the U-shaped frame, the first hydraulic cylinder is installed on the side mounting plate, the output rod of the first hydraulic cylinder is fixedly connected to the top frame, and sliding grooves are provided on both sides of the top of the U-shaped frame, and the sliding grooves extend along the length direction of the U-shaped frame, and the bottom sides of the top frame are slidably connected in the sliding grooves.

[0010] As an improvement to the above technical solution: a rubber layer is fixedly connected to the bottom of the limit block.

[0011] As an improvement to the above technical solution: a cutting frame is provided above one end of the U-shaped frame, and the cutting assembly is provided at the bottom of the cutting frame.

[0012] As an improvement of the above technical solution: a blanking rack is provided at one end of the U-shaped frame close to the cutting rack, the end of the U-shaped frame close to the blanking rack is inclined upward, and the angle between the U-shaped frame and the horizontal plane is between 30 degrees and 60 degrees.

[0013] Beneficial effects of the utility model:

[0014] During cutting, the first moving component drives multiple push plates to push multiple pipes toward the unloading rack to complete the loading of multiple pipes, and then the second moving component moves downward to limit the top of the pipe, and then the pipe is cut by adjusting the running cutting component. The segmented pipes will automatically fall into the unloading rack. When cutting the next end of multiple pipes, it is only necessary to reset the limit block and then repeat the above steps to continuously load, limit and unload multiple pipes, which saves time and effort and effectively improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The overall structure of the utility model is shown in FIG. Figure 1 ;

[0016] Figure 2 This is a schematic diagram of the overall structure of the utility model Figure 2 ;

[0017] Figure 3This is a schematic diagram of the overall structure of the utility model Figure 3 .

[0018] Figure numerals: 1. Cutting frame; 2. Unloading frame; 3. U-shaped frame; 30. Slide groove; 31. Slide opening; 4. Top frame; 5. Partition; 50. Accommodating chamber; 6. Push plate; 7. First hydraulic cylinder; 71. Side mounting plate; 8. Second hydraulic cylinder; 81. Movable plate; 82. Connecting column; 83. Limiting block; 831. Rubber layer; 9. Third hydraulic cylinder; 91. Connecting movable block. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0020] Example

[0021] Please refer to Figure 1-Figure 3 The PVC pipe slitting device includes a U-shaped frame 3, a cutting assembly for cutting the pipe is provided above the U-shaped frame 3, and a plurality of accommodating portions are arranged along the width direction of the top of the U-shaped frame 3. The accommodating portion includes two partitions 5 extending along the length direction of the U-shaped frame 3, and a plurality of accommodating cavities 50 adapted to the pipe are formed between the two partitions 5. The accommodating cavity 50 is slidably connected with a push plate 6. A first moving assembly is provided at the bottom of the U-shaped frame 3, and the first moving assembly is used to drive the push plate 6 to move toward the axial direction of the accommodating cavity 50. A limit block 83 is provided at the top of the accommodating cavity 50, and a second moving assembly is provided above the limit block 83. The second moving assembly is used to drive the limit block 83 to move closer to or away from the accommodating cavity 50.

[0022] In an optional embodiment: the width of the accommodating cavity 50 is equal to the straight diameter of the pipe, so that the two sides of the pipe can be effectively limited by the two partitions 5, the length of the accommodating cavity 50 is greater than the length of the pipe, so that it is convenient to push and cut the pipe, and the height of the accommodating cavity 50 is more than twice the diameter of the pipe, so that one accommodating cavity 50 can hold at least two pipes.

[0023] In an optional embodiment: the first moving component includes a third hydraulic cylinder 9 and a connecting movable block 91, and a plurality of sliding openings 31 arranged coaxially with the accommodating chamber 50 are opened at the bottom of the U-shaped frame 3. The sliding openings 31 pass through the upper and lower ends of the U-shaped frame 3, and the bottom end of the push plate 6 passes through the sliding opening 31 and is fixedly connected to the connecting movable block 91. The third hydraulic cylinder 9 is installed at the bottom of the U-shaped frame 3, and the telescopic rod of the third hydraulic cylinder 9 is fixedly connected to the connecting movable block 91. By driving the movement of the connecting movable block 91, the movement of multiple push plates 6 can be driven, thereby pushing the pipe.

[0024] In an optional embodiment: the second moving assembly includes a top frame 4, a second hydraulic cylinder 8, a movable plate 81 and a plurality of connecting columns 82, the top frame 4 is arranged on the top of the U-shaped frame 3, the second hydraulic cylinder 8 is installed on the top of the top frame 4, the movable plate 81 is slidably connected to the inner side of the top frame 4, the output rod of the second hydraulic cylinder 8 is connected to the movable plate 81, the top end of each connecting column 82 is fixedly connected to the movable plate 81, and the bottom end of each connecting column 82 is fixedly connected to a limit block 83, so that by controlling the extension and retraction of the output rod of the second hydraulic cylinder 8, the plurality of limit blocks 83 can be driven to move up and down.

[0025] In an optional embodiment: it also includes a third moving component for driving the top frame 4 to move in the length direction of the U-shaped frame 3, the third moving component includes a first hydraulic cylinder 7 and a side mounting plate 71, the side mounting plate 71 is installed on the top of the U-shaped frame 3, the first hydraulic cylinder 7 is installed on the side mounting plate 71, the output rod of the first hydraulic cylinder 7 is fixedly connected to the top frame 4, and slide grooves 30 are provided on both sides of the top of the U-shaped frame 3, and the slide grooves 30 extend along the length direction of the U-shaped frame 3. The bottom sides of the top frame 4 are slidably connected to the slide grooves 30, and the slide grooves 30 can be used to allow the top frame 4 to move more stably on the top of the U-shaped frame 3. The positions of multiple limit blocks 83 connected to the top frame 4 can be conveniently adjusted through the third moving component, so that the limit blocks 83 can limit the positions of the pipes in different length directions.

[0026] In an optional embodiment, a rubber layer 831 is fixedly connected to the bottom of the limiting block 83, and the rubber layer 831 can have a buffering effect on the pipe to avoid damage to the pipe during cutting.

[0027] In an optional embodiment: a cutting frame 1 is provided above one end of the U-shaped frame 3, and a cutting assembly is arranged at the bottom of the cutting frame 1. Specifically, the cutting assembly can be a laser cutting machine in the prior art. An adjustment mechanism can be provided between the cutting assembly and the cutting frame 1 to drive the cutting assembly to adjust its position up, down, left and right. The adjustment mechanism can be composed of a screw mechanism, a cylinder, or a robotic arm in the prior art to achieve position adjustment of the cutting assembly, thereby facilitating the cutting of pipes. This application will not go into details.

[0028] In an optional embodiment: a blanking rack 2 is provided at one end of the U-shaped frame 3 near the cutting rack 1, and the blanking rack 2 facilitates the blanking and storage of the cut pipes. The end of the U-shaped frame 3 near the blanking rack 2 is tilted upward, and the angle between the U-shaped frame 3 and the horizontal plane is between 30 degrees and 60 degrees. When the pipe is placed in the accommodating cavity 50, after a section is cut, the end thereof near the push plate 6 will slide down to contact the push plate 6, thereby allowing the ends of multiple pipes to be aligned, thereby improving the cutting quality of the pipes. Specifically, the present application also includes a controller, and the first hydraulic cylinder 7, the second hydraulic cylinder 8, and the third hydraulic cylinder 9 can all be wirelessly communicated or electrically connected to the controller to facilitate their control.

[0029] Specifically, before cutting the multiple pipes, the multiple pipes are arranged up and down and inserted into the accommodating cavity 50. According to this step, the multiple pipes are placed in the multiple accommodating cavities 50, and one end of the multiple pipes is in contact with the push plate 6.

[0030] During cutting, the first moving component drives multiple push plates 6 to push multiple pipes toward the unloading rack 2 to complete the loading of multiple pipes, and then the second moving component moves downward to limit the top of the pipe, and then the pipe is cut by adjusting the running cutting component. The segmented pipes will automatically fall into the unloading rack 2. When cutting the next end of multiple pipes, it is only necessary to reset the limit block 83 and then repeat the above steps to continuously load, limit and unload multiple pipes, saving time and effort and effectively improving work efficiency.

[0031] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A PVC pipe cutting device, comprising a U-shaped frame (3), wherein a cutting assembly for cutting the pipe is provided above the U-shaped frame (3), characterized in that: A plurality of accommodating portions are arranged along the width direction of the top of the U-shaped frame (3), and the accommodating portions include two partitions (5) extending along the length direction of the U-shaped frame (3). A plurality of accommodating cavities (50) adapted to the pipes are formed between the two partitions (5). A push plate (6) is slidably connected in the accommodating cavity (50). A first moving component is provided at the bottom of the U-shaped frame (3), and the first moving component is used to drive the push plate (6) to move toward the axial direction of the accommodating cavity (50). A limit block (83) is provided at the top of the accommodating cavity (50), and a second moving component is provided above the limit block (83), and the second moving component is used to drive the limit block (83) to move closer to or away from the accommodating cavity (50).

2. The PVC pipe slitting device according to claim 1, characterized in that: The width of the accommodating cavity (50) is equal to the straight diameter of the pipe, the length of the accommodating cavity (50) is greater than the length of the pipe, and the height of the accommodating cavity (50) is more than twice the diameter of the pipe.

3. The PVC pipe slitting device according to claim 2, characterized in that: The first moving assembly includes a third hydraulic cylinder (9) and a connecting movable block (91); a plurality of sliding openings (31) arranged coaxially with the accommodating cavity (50) are provided at the bottom of the U-shaped frame (3); the bottom end of the push plate (6) passes through the sliding opening (31) and is fixedly connected to the connecting movable block (91); the third hydraulic cylinder (9) is installed at the bottom of the U-shaped frame (3); and the telescopic rod of the third hydraulic cylinder (9) is fixedly connected to the connecting movable block (91).

4. The PVC pipe slitting device according to claim 3, characterized in that: The second moving assembly comprises a top frame (4), a second hydraulic cylinder (8), a movable plate (81) and a plurality of connecting columns (82), wherein the top frame (4) is arranged on the top of the U-shaped frame (3), the second hydraulic cylinder (8) is installed on the top of the top frame (4), the movable plate (81) is slidably connected to the inner side of the top frame (4), the output rod of the second hydraulic cylinder (8) is connected to the movable plate (81), the top end of each connecting column (82) is fixedly connected to the movable plate (81), and the bottom end of each connecting column (82) is fixedly connected to a limit block (83).

5. The PVC pipe slitting device according to claim 4, characterized in that: The invention also includes a third moving assembly for driving the top frame (4) to move in the length direction of the U-shaped frame (3), wherein the third moving assembly includes a first hydraulic cylinder (7) and a side mounting plate (71), wherein the side mounting plate (71) is mounted on the top of the U-shaped frame (3), the first hydraulic cylinder (7) is mounted on the side mounting plate (71), the output rod of the first hydraulic cylinder (7) is fixedly connected to the top frame (4), and both sides of the top of the U-shaped frame (3) are provided with a slide groove (30), and the slide groove (30) extends along the length direction of the U-shaped frame (3), and both sides of the bottom of the top frame (4) are slidably connected in the slide groove (30).

6. The PVC pipe slitting device according to claim 5, characterized in that: The bottom of the limiting block (83) is fixedly connected with a rubber layer (831).

7. The PVC pipe slitting device according to claim 6, characterized in that: A cutting frame (1) is provided above one end of the U-shaped frame (3), and the cutting assembly is provided at the bottom of the cutting frame (1).

8. The PVC pipe slitting device according to claim 7, characterized in that: A blanking rack (2) is provided at one end of the U-shaped frame (3) close to the cutting rack (1); the end of the U-shaped frame (3) close to the blanking rack (2) is arranged to be inclined upward, and the angle between the U-shaped frame (3) and the horizontal plane is between 30 degrees and 60 degrees.

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