Plastic coated pipe peeling tool

Abstract

The utility model discloses a plastic-coated pipe peeling tool which comprises a bottom plate installed at the input end of a winding machine, sliding block side plates are installed on the front side and the rear side of the left end and the right end of the top of the bottom plate respectively, a sliding block is installed between the sliding block side plates on the front side and the rear side in a sliding mode, a fixing block is installed on the outer side of the sliding block, and the fixing block is connected with an adjusting hand wheel. A fixing plate is installed on the outer side of a side plate of the sliding block, an adjusting hand wheel is rotationally arranged on the fixing plate, threaded holes are formed in the two ends of the inner side of the sliding block, the sliding block is connected with an equal-height screw through the threaded holes, the rod portion of the equal-height screw is slidably connected with a knife rest, a peeling knife is installed on the knife rest, and a rectangular spring is installed between the knife rest and the sliding block. The metal hose peeling device is small in overall structure, convenient to disassemble and assemble and easy and labor-saving to operate, machining time is saved, efficiency is greatly improved, tool marks on the surface of a peeled metal hose are shallow, and plastic coating machining is not affected again.

Description

Technical Field

[0001] This utility model belongs to the field of plastic-coated pipe peeling technology, specifically relating to a plastic-coated pipe peeling tool. Background Technology

[0002] Plastic-coated conduit (plastic-coated metal flexible conduit) is a composite pipe product that combines the strength of metal pipes with the corrosion resistance of plastic pipes, and is widely used in many industries. For example, in wire and cable protection: plastic-coated metal flexible conduits can protect wires and cables from mechanical damage, chemical corrosion, and external environmental influences, extending cable lifespan; in automated production lines: in industrial automation equipment, plastic-coated conduits protect signal lines and gas pipes for stable transmission, ensuring the continuity and stability of the production process; in fluid transportation: plastic-coated conduits can be used to transport fluids (such as water, oil, and chemical liquids), and their corrosion resistance and pressure resistance make them widely used in chemical and pharmaceutical industries; in water supply and drainage systems: plastic-coated conduits can be used in building water supply and drainage systems to connect pipes, faucets, and drainage equipment, and their excellent flexibility and corrosion resistance improve the overall performance and service life of the system; in electrical wiring: in building electrical systems, plastic-coated conduits protect wires and cables, ensuring the safety and reliability of the electrical system. There are many types of plastic-coated pipes, which can be classified according to different materials (such as stainless steel, aluminum, copper, etc.), structures (single-layer, double-layer plastic coating, etc.) and uses (such as fluid transportation, cable protection, etc.) to meet the needs of different industries.

[0003] Due to factors such as new product development, product parameter optimization, and customer reasons, defective or returned products are generated. These defective or returned plastic-coated pipes need to be peeled and cleaned before they can be re-coated. However, the current method of peeling is done manually, which is time-consuming, labor-intensive, inconvenient, and unsafe. It is also easy to leave deep knife marks on the surface of the metal hose, affecting subsequent processing. Therefore, there is an urgent need for a plastic-coated pipe peeling tool to solve the above problems. Utility Model Content

[0004] In view of the problems mentioned above in the background art, the purpose of this utility model is to provide a plastic-coated pipe peeling tool.

[0005] To achieve the above-mentioned technical objectives, the technical solution adopted by this utility model is as follows:

[0006] A plastic-coated pipe peeling fixture includes a base plate installed at the input end of a winding machine. Sliding side plates are installed on the front and rear sides of the top left and right ends of the base plate. A slider is slidably installed between the front and rear sliding side plates. A fixing block is installed on the outer side of the slider, and an adjusting handwheel is connected to the fixing block. A fixing plate is installed on the outer side of the sliding side plate, and the adjusting handwheel is rotatably mounted on the fixing plate. Threaded holes are provided at both ends of the inner side of the slider. Equalizing screws are connected to the slider through the threaded holes. A blade holder is slidably connected to the shank of the equalizing screw. A peeling blade is installed on the blade holder. A rectangular spring is installed between the blade holder and the slider.

[0007] Furthermore, center guide wheels are installed on both the front and rear sides of the top center of the base plate. This structural design facilitates the placement and transport of plastic-coated pipes on the center guide wheels.

[0008] Furthermore, the slider side plate is L-shaped, the slider is I-shaped, and the slider and slider side plate are slidably fitted together. This structural design facilitates the installation and sliding use of the slider.

[0009] Furthermore, a cover plate is installed on the top of the blade holder, and the cover plate presses against the peeling blade, which is a utility knife blade. This structural design effectively secures the peeling blade, and the use of a utility knife blade facilitates subsequent replacement and reduces costs.

[0010] Furthermore, the tool holder has a spring groove at the corresponding rectangular spring, with one side of the rectangular spring positioned within the spring groove. This structural design enhances the spring force distribution and anti-loosening mechanism through the spring groove, thereby improving installation stability.

[0011] The beneficial effects of this utility model are as follows: This utility model, by setting a base plate, slider side plate, slider, fixing block, adjusting handwheel, fixing plate, equal height screw, knife holder, peeling knife, rectangular spring, central guide wheel and cover plate, has a compact overall tooling structure, is easy to disassemble and assemble, simple and labor-saving operation, saves processing time, greatly improves efficiency, and the knife marks on the surface of the metal hose after peeling are shallow and do not affect the subsequent plastic coating process. Attached Figure Description

[0012] This utility model can be further illustrated by the non-limiting embodiments given in the accompanying drawings;

[0013] Figure 1 This is a schematic diagram of the axial side structure of a plastic-coated pipe peeling tool according to an embodiment of the present invention;

[0014] Figure 2 This is a cross-sectional view of a plastic-coated pipe peeling tool according to an embodiment of the present invention;

[0015] Figure 3This is a cross-sectional view of a rectangular spring in a plastic-coated pipe peeling tool according to an embodiment of the present invention;

[0016] The symbols for the main components are explained below:

[0017] 1. Base plate, 2. Slider side plate, 3. Slider, 4. Fixing block, 5. Adjusting handwheel, 6. Fixing plate, 7. Equal height screw, 8. Knife holder, 9. Peeling knife, 10. Rectangular spring, 11. Center guide wheel, 12. Cover plate, 13. Spring groove, 14. Plastic-coated tube. Detailed Implementation

[0018] To enable those skilled in the art to better understand this utility model, the technical solution of this utility model will be further described below in conjunction with the accompanying drawings and embodiments.

[0019] like Figure 1-3 As shown, this utility model discloses a plastic-coated pipe peeling fixture. A slider side plate 2 is installed on both the front and rear sides of the top left and right ends of the base plate 1. A slider 3 is slidably installed between the front and rear slider side plates 2. A fixing block 4 is installed on the outer side of the slider 3, and an adjusting handwheel 5 is connected to the fixing block 4. A fixing plate 6 is installed on the outer side of the slider side plate 2. The adjusting handwheel 5 is rotatably mounted on the fixing plate 6. Threaded holes are provided at both ends of the inner side of the slider 3. Equalizing screws 7 are connected to the slider 3 through the threaded holes. A knife holder 8 is slidably connected to the rod of the equalizing screw 7. A peeling knife 9 is installed on the knife holder 8. A rectangular spring 10 is installed between the knife holder 8 and the slider 3.

[0020] Preferably, center guide wheels 11 are installed on both the front and rear sides of the top center of the base plate 1. This structural design facilitates the placement of plastic-coated pipes on the center guide wheels 11 for conveying. In practice, other structural shapes of the center guide wheels 11 can also be considered depending on the specific circumstances.

[0021] Preferably, the slider side plate 2 is L-shaped, and the slider 3 is I-shaped, with the slider 3 and slider side plate 2 slidingly fitted together. This structural design facilitates the installation and sliding use of the slider 3. In practice, other structural shapes for the slider 3 and slider side plate 2 can also be considered depending on the specific circumstances.

[0022] Preferably, a cover plate 12 is installed on the top of the blade holder 8, and the cover plate 12 presses against the peeling blade 9, which is a utility knife blade. This structural design securely mounts the peeling blade 9, and the utility knife blade design makes subsequent replacement convenient and cost-effective. In practice, other mounting structures for the peeling blade 9 can also be considered depending on the specific circumstances.

[0023] Preferably, the tool holder 8 has a spring groove 13 at the corresponding rectangular spring 10, with one side of the rectangular spring 10 positioned within the spring groove 13. This structural design increases the spring groove 13, optimizing the spring force distribution and anti-loosening mechanism, thus improving installation stability. In practice, other mounting structures for the rectangular spring 10 can also be considered depending on the specific circumstances.

[0024] In this embodiment, the slider side plate 2 and the central guide wheel 11 are first fixed to the base plate 1 with bolts and other accessories. The slider 3, the fixing block 4, the equalizing screw 7, the rectangular spring 10, and the knife holder 8 are then fixed together with bolts and other accessories. The slider 3 is inserted into the slider side plate 2, and its position is adjusted to ensure that the slider 3 can move freely left and right without wobbling back and forth. Then, the fixing plate 6 is locked to the side of the slider side plate 2 with screws, and the adjusting handwheel 5 is screwed into the fixing block 4. The peeling knife 9 is installed on the knife holder 8, and the position of the peeling knife 9 is adjusted so that the blade head of the peeling knife 9 penetrates into the central guide wheel. After peeling, the knife marks on the surface of the metal hose are shallow. Finally, the base plate 1 is installed at the input end of the winding machine to complete the installation.

[0025] Among them, the peeling knife 9 is a standard utility knife blade (ordinary 100*0.5*18), which is installed in the 45° inclined groove of the knife holder 8. The peeling knife 9 can move along the inclined groove. The upper cover plate 12 presses and fixes the position of the peeling knife 9. The knife holder 8 is connected and fixed to the slider 3 with equal height screws 7 and rectangular springs 10. The slider can move left and right.

[0026] By making the slider side plate 2 symmetrically, the slider 3 can move on the slider side plate 2. The position can be adjusted by adjusting the handwheel 5 to meet the cutting needs of plastic-coated pipes of different sizes (outer diameter φ12-φ60).

[0027] A central guide tube can also be installed at the center position, with the inner diameter of the central guide tube matched to the outer diameter of the plastic-coated pipe (with a 2mm margin of error). Different central guide tubes are selected for different specifications of plastic-coated pipes, and the inner diameters must match. The inlet and outlet of the central guide tube need to be angled for guidance. Grooves are cut on both sides of the center, and the peeling knife 9 cuts the plastic coating layer after passing through the grooves.

[0028] The above embodiments are merely illustrative of the principles and effects of this utility model and are not intended to limit the scope of this utility model. Any person skilled in the art can modify or alter the above embodiments without departing from the spirit and scope of this utility model. Therefore, all equivalent modifications or alterations made by those skilled in the art without departing from the spirit and technical concept disclosed in this utility model should still be covered by the claims of this utility model.

Claims

1. A sheath stripping tool for a plastic coated pipe, characterized by: The utility model provides a stripping device for winding machine, including the bottom plate (1) installed at winding machine input end, both sides of the top of bottom plate (1) are equipped with the slider side plate (2), and the slider (3) is slidably installed between the slider side plate (2) of front and back sides, the outside of slider (3) is equipped with fixed block (4), and fixed block (4) is connected with adjusting hand wheel (5), the outside of slider side plate (2) is equipped with fixed plate (6), and adjusting hand wheel (5) is rotatably arranged on fixed plate (6), both ends of the inside of slider (3) are equipped with threaded hole, and slider (3) is connected with equal height screw (7) through threaded hole, the rod portion of equal height screw (7) is slidably connected with tool rest (8), and tool rest (8) is equipped with stripping knife (9), and rectangular spring (10) is installed between tool rest (8) and slider (3).

2. The plastic-coated pipe stripping tool of claim 1, wherein: The front and back sides of the center of the top of bottom plate (1) are equipped with center guide pulley (11).

3. The plastic-coated pipe stripping tool of claim 2, wherein: The slider side plate (2) is provided in L-shaped structure, the slider (3) is provided in I-shaped structure, and the slider (3) is slidably installed with the slider side plate (2).

4. The plastic-coated pipe stripping tool of claim 3, wherein: The top of tool rest (8) is equipped with cover plate (12), cover plate (12) is pressed on stripping knife (9), and stripping knife (9) is a stationery knife blade.

5. The plastic-coated pipe stripping tool of claim 4, wherein: Tool rest (8) is provided with spring groove (13) at corresponding rectangular spring (10), and one side of rectangular spring (10) is arranged in spring groove (13).

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