Crushing device for polyvinyl chloride cable material

Abstract

The utility model relates to the technical field of smashing devices, and discloses a smashing device for polyvinyl chloride cable materials, which comprises a smashing box, an extrusion mechanism is arranged in the smashing box, a smashing mechanism is arranged in the smashing box, and the bottom of the smashing box is fixedly connected with supporting legs. The top of the crushing box is fixedly connected with a feeding port, the extrusion mechanism comprises an extrusion assembly and a cleaning assembly, the extrusion assembly is arranged in the crushing box, and the cleaning assembly is arranged in the crushing box. According to the smashing device for the polyvinyl chloride cable material, in the using process, materials are extruded through an arranged extrusion roller, a spring pushes a scraper to make contact with the extrusion roller all the time, the scraper is limited through a sliding rod and a sliding block, the scraper is prevented from deviating, the materials attached to the surface of the extrusion roller can be scraped down, and the situation that the materials are difficult to clean after being attached to the surface of the extrusion roller for a long time is prevented; the working efficiency is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of pulverizing devices, in particular to a pulverizing device for polyvinyl chloride cable materials. Background Art

[0002] Polyvinyl chloride is a high-viscosity, heat-sensitive polymer thermoplastic material and is one of the most widely used plastics. Polyvinyl chloride cable material is made from polyvinyl chloride series resins as raw materials, with the addition of plasticizers, stabilizers, flame retardants and other special processing aids, etc., and is made by mixing, extruding, plasticizing and granulating. In the process of processing and preparing polyvinyl chloride cable materials, a crushing device is required to crush the material to obtain smaller particles, so a crushing device is needed.

[0003] According to the description of a polyvinyl chloride cable material processing and pulverizing device disclosed on the patent website (authorization announcement number: CN214320312 U), "The utility model discloses a polyvinyl chloride cable material processing and pulverizing device, including a pulverizing barrel, the pulverizing barrel is fixed on a support frame, the inner cavity of the pulverizing barrel is divided into an upper bin body and a lower bin body, the upper bin body is a feed bin, the lower bin body is a pulverizing bin, a raw material extrusion assembly is installed in the feed bin, a pulverizing assembly is installed in the pulverizing bin, a feed hopper is installed on the top of the feed bin, a discharge port is arranged at the bottom of the lower bin body, and a discharge pipe is installed at the discharge port. The utility model has a novel structural design, can realize uniform pulverization of polyvinyl chloride cable materials, and improves processing efficiency."

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During the use of the utility model, since the device drives the two extrusion rollers through a motor, the material is first extruded to facilitate subsequent crushing. However, when extruding the raw materials, if the raw materials are small, the internal temperature of the raw materials rises after being squeezed, and they will adhere to the surface of the extrusion rollers. If they are not removed in time, multiple squeezing will make them adhere more firmly, making them difficult to remove and affecting subsequent operations. Therefore, it is necessary to improve a crushing device for polyvinyl chloride cable materials to solve the above problems. Utility Model Content

[0006] The utility model aims to provide a pulverizing device for polyvinyl chloride cable materials to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a crushing device for polyvinyl chloride cable materials, comprising a crushing box, an extrusion mechanism is arranged inside the crushing box, a crushing mechanism is arranged inside the crushing box, a support leg is fixedly connected to the bottom of the crushing box, and a feed port is fixedly connected to the top of the crushing box.

[0008] The extrusion mechanism comprises an extrusion component and a cleaning component. The extrusion component is arranged inside the crushing box, and the cleaning component is arranged inside the crushing box.

[0009] Preferably, the extrusion assembly includes a first motor, which is fixedly connected to the front side of a crushing box, an output end of the first motor is fixedly connected to a first rotating shaft, the first rotating shaft is rotatably connected to the inside of the crushing box, an extrusion roller is fixedly connected to the outside of the first rotating shaft, a first pulley is fixedly connected to the outside of the first rotating shaft, a second pulley is rotatably connected to the front side of the crushing box, a synchronous belt is transmission-connected between the second pulley and the first pulley, a first gear is fixedly connected to the front side of the second pulley, a second gear is meshed with the outside of the first gear, and the second gear is fixedly connected to the outside of the first rotating shaft, and the two extrusion rollers rotate in opposite directions, so that the two extrusion rollers extrude the material into a flat shape for subsequent crushing.

[0010] Preferably, two first rotating shafts are provided, and the two first rotating shafts are symmetrically rotatably connected inside the crushing box, and the two squeezing rollers are driven respectively by the two first rotating shafts to achieve synchronous rotation of the two squeezing rollers.

[0011] Preferably, the cleaning assembly includes a limit frame, which is fixedly connected to the inside of the crushing box, a slide rod is slidably connected to the inside of the limit frame, a scraper is fixedly connected to the inner side of the slide rod, a slider is fixedly connected to the front and back of the scraper, the slider is slidably connected to the inside of the limit frame, a spring is fixedly connected between the scraper and the limit frame, and the scraper scrapes the surface of the extrusion roller to prevent the raw material from adhering to the surface of the extrusion roller after extrusion.

[0012] Preferably, the limiting frame has a slide groove at the corresponding position of the slider, and the slider slides inside the slide groove, the scraper contacts the extrusion roller, the slider and the slide rod limit the scraper to prevent the scraper position from shifting, so that the scraper always contacts the extrusion roller.

[0013] Preferably, the crushing mechanism includes a second motor, which is fixedly connected to the front side of the crushing box, and the output end of the second motor is fixedly connected to a second rotating shaft, which is rotatably connected to the inside of the crushing box, and the outside of the second rotating shaft is fixedly connected to a third gear, and the outside of the second rotating shaft is fixedly connected to a crushing roller, and the outside of the crushing roller is fixedly connected to crushing teeth, and the two crushing rollers drive the crushing teeth to crush the material, so that the material is in small particles for subsequent processing.

[0014] Preferably, two second rotating shafts and two third gears are respectively provided, and the two second rotating shafts are symmetrically rotatably connected inside the crushing box, and the two third gears are respectively fixedly connected to the outside of the two second rotating shafts. The two third gears are meshed with each other to enable the two crushing rollers to rotate synchronously and turn in opposite directions.

[0015] Compared with the prior art, the utility model provides a crushing device for polyvinyl chloride cable materials, which has the following beneficial effects:

[0016] 1. The crushing device for polyvinyl chloride cable materials, during use, squeezes the material through the set squeezing roller, the spring pushes the scraper to always contact the squeezing roller, the sliding bar and the slider limit the scraper to prevent the scraper from deviating, so that the material attached to the surface of the squeezing roller can be scraped off to prevent it from being difficult to clean after being attached to the surface of the squeezing roller for a long time, thereby ensuring work efficiency.

[0017] 2. During use, the crushing device for polyvinyl chloride cable materials drives the crushing rollers to rotate in opposite directions through the two third gears, and the crushing rollers drive the crushing teeth to crush the materials into small particles, thereby meeting the crushing requirements, facilitating subsequent processing, and being easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the extrusion mechanism of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the extrusion assembly of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the cleaning component of the utility model;

[0023] Figure 5 It is a schematic diagram of the structure of the pulverizing mechanism of the utility model.

[0024] In the figure: 1. crushing box; 2. extrusion mechanism; 21. extrusion assembly; 211. first motor; 212. first rotating shaft; 213. extrusion roller; 214. first pulley; 215. second pulley; 216. synchronous belt; 217. first gear; 218. second gear; 22. cleaning assembly; 221. limit frame; 222. slide bar; 223. scraper; 224. slider; 225. spring; 3. crushing mechanism; 31. second motor; 32. second rotating shaft; 33. third gear; 34. crushing roller; 35. crushing teeth; 4. support leg; 5. feed port. DETAILED DESCRIPTION

[0025] See also Figure 1-5 The utility model provides a technical solution: a crushing device for polyvinyl chloride cable materials, comprising a crushing box 1, an extrusion mechanism 2 is arranged inside the crushing box 1, a crushing mechanism 3 is arranged inside the crushing box 1, a support leg 4 is fixedly connected to the bottom of the crushing box 1, and a feed port 5 is fixedly connected to the top of the crushing box 1.

[0026] In this embodiment, the extrusion mechanism 2 includes an extrusion assembly 21 and a cleaning assembly 22. The extrusion assembly 21 is arranged inside the crushing box 1, and the cleaning assembly 22 is arranged inside the crushing box 1. The extrusion assembly 21 includes a first motor 211, and the first motor 211 is fixedly connected to the front of the crushing box 1. The output end of the first motor 211 is fixedly connected to a first rotating shaft 212, and the first rotating shaft 212 is rotatably connected to the inside of the crushing box 1. The outside of the first rotating shaft 212 is fixedly connected to an extrusion roller 213, and the outside of the first rotating shaft 212 A first pulley 214 is fixedly connected, and a second pulley 215 is rotatably connected to the front of the crushing box 1. A synchronous belt 216 is transmission-connected between the second pulley 215 and the first pulley 214. A first gear 217 is fixedly connected to the front of the second pulley 215. A second gear 218 is meshed with the outside of the first gear 217. The second gear 218 is fixedly connected to the outside of the first rotating shaft 212. The two squeezing rollers 213 rotate in opposite directions, so that the two squeezing rollers 213 squeeze the material into a flat shape for subsequent crushing. The first rotating shaft 212 is fixedly connected to the front of the second pulley 215. The second gear 218 is meshed with the outside of the first gear 217. The second gear 218 is fixedly connected to the outside of the first rotating shaft 212. The two squeezing rollers 213 rotate in opposite directions, so that the two squeezing rollers 213 squeeze the material into a flat shape for subsequent crushing. Two shafts 212 are provided, and the two first rotating shafts 212 are symmetrically connected to the inside of the crushing box 1. The two squeezing rollers 213 are driven by the two first rotating shafts 212 respectively, so that the two squeezing rollers 213 rotate synchronously. The cleaning component 22 includes a limit frame 221, the limit frame 221 is fixedly connected to the inside of the crushing box 1, and the inner side of the limit frame 221 is slidably connected to a slide bar 222. The inner side of the slide bar 222 is fixedly connected to a scraper 223. The front and back of the scraper 223 are fixedly connected to a slider 224. The slider 224 is slidably connected to the inside of the limit frame 221. The scraper 223 is connected to the inside of the limiting frame 221, and a spring 225 is fixedly connected between the scraper 223 and the limiting frame 221. The scraper 223 scrapes the surface of the extrusion roller 213 to prevent the raw material from adhering to the surface of the extrusion roller 213 after extrusion. The limiting frame 221 is provided with a slide groove at the corresponding position of the slider 224, and the slider 224 slides inside the slide groove, and the scraper 223 contacts the extrusion roller 213. The slider 224 and the slide rod 222 limit the scraper 223 to prevent the position of the scraper 223 from shifting, so that the scraper 223 always contacts the extrusion roller 213.

[0027] In this embodiment, the crushing mechanism 3 includes a second motor 31, which is fixedly connected to the front side of the crushing box 1, and the output end of the second motor 31 is fixedly connected to the second rotating shaft 32, which is rotatably connected to the inside of the crushing box 1, and the outside of the second rotating shaft 32 is fixedly connected to the third gear 33, and the outside of the second rotating shaft 32 is fixedly connected to the crushing roller 34, and the outside of the crushing roller 34 is fixedly connected to the crushing teeth 35. The two crushing rollers 34 drive the crushing teeth 35 to crush the material, so that the material is in the form of small particles for subsequent processing. Two second rotating shafts 32 and three gears 33 are respectively provided, and the two second rotating shafts 32 are symmetrically rotatably connected to the inside of the crushing box 1, and the two third gears 33 are respectively fixedly connected to the outsides of the two second rotating shafts 32. The two third gears 33 are meshed with each other to make the two crushing rollers 34 rotate synchronously while turning in opposite directions.

[0028] In actual operation, when the device is used, the material is put into the crushing box 1 through the feed port 5, the first motor 211 drives the first rotating shaft 212, the first rotating shaft 212 drives the first pulley 214, the first pulley 214 drives the synchronous belt 216, the synchronous belt 216 drives the second pulley 215, the second pulley 215 drives the first gear 217, the first gear 217 drives the second gear 218, and the second gear 218 drives the first rotating shaft 212, so that the two first rotating shafts 212 can rotate synchronously, and the first rotating shaft 212 drives the squeezing roller 21 3. The material is squeezed into a flat shape. The slide bar 222 and the slider 224 limit the scraper 223. The spring 225 pushes the scraper 223 to contact the squeezing roller 213. The scraper 223 scrapes the material on the surface of the squeezing roller 213. The squeezed material falls between the crushing teeth 35. The second motor 31 drives the second rotating shaft 32. The second rotating shaft 32 drives the third gear 33. The two third gears 33 mesh and drive the two second rotating shafts 32. The second rotating shaft 32 drives the crushing roller 34. The crushing roller 34 drives the crushing teeth 35, so that the material is crushed and discharged from the bottom of the crushing box 1.

Claims

1. A pulverizing device for polyvinyl chloride cable material, comprising a pulverizing box (1), characterized in that: The crushing box (1) is provided with an extrusion mechanism (2) inside, the crushing box (1) is provided with a crushing mechanism (3) inside, the bottom of the crushing box (1) is fixedly connected to a support leg (4), and the top of the crushing box (1) is fixedly connected to a feed port (5); The extrusion mechanism (2) comprises an extrusion component (21) and a cleaning component (22); the extrusion component (21) is arranged inside the crushing box (1); and the cleaning component (22) is arranged inside the crushing box (1).

2. A pulverizing device for polyvinyl chloride cable material according to claim 1, characterized in that: The extrusion assembly (21) comprises a first motor (211), the first motor (211) being fixedly connected to the front of a crushing box (1), the output end of the first motor (211) being fixedly connected to a first rotating shaft (212), the first rotating shaft (212) being rotatably connected to the inside of the crushing box (1), the outside of the first rotating shaft (212) being fixedly connected to an extrusion roller (213), the outside of the first rotating shaft (212) being fixedly connected to a first pulley (214), the front of the crushing box (1) being rotatably connected to a second pulley (215), a synchronous belt (216) being transmission-connected between the second pulley (215) and the first pulley (214), the front of the second pulley (215) being fixedly connected to a first gear (217), the outside of the first gear (217) being meshed with a second gear (218), and the second gear (218) being fixedly connected to the outside of the first rotating shaft (212).

3. A pulverizing device for polyvinyl chloride cable material according to claim 2, characterized in that: Two first rotating shafts (212) are provided, and the two first rotating shafts (212) are symmetrically rotatably connected inside the crushing box (1).

4. A pulverizing device for polyvinyl chloride cable material according to claim 2, characterized in that: The cleaning component (22) comprises a limiting frame (221), the limiting frame (221) being fixedly connected to the inside of the crushing box (1), a sliding rod (222) being slidably connected to the inside of the limiting frame (221), a scraper (223) being fixedly connected to the inner side of the sliding rod (222), a sliding block (224) being fixedly connected to the front and back of the scraper (223), the sliding block (224) being slidably connected to the inside of the limiting frame (221), and a spring (225) being fixedly connected between the scraper (223) and the limiting frame (221).

5. A pulverizing device for polyvinyl chloride cable material according to claim 4, characterized in that: The limiting frame (221) is provided with a sliding groove at a position corresponding to the sliding block (224), and the sliding block (224) slides inside the sliding groove, and the scraper (223) is in contact with the squeezing roller (213).

6. A pulverizing device for polyvinyl chloride cable material according to claim 1, characterized in that: The pulverizing mechanism (3) comprises a second motor (31), the second motor (31) being fixedly connected to the front side of the pulverizing box (1), the output end of the second motor (31) being fixedly connected to a second rotating shaft (32), the second rotating shaft (32) being rotatably connected to the inside of the pulverizing box (1), the outside of the second rotating shaft (32) being fixedly connected to a third gear (33), the outside of the second rotating shaft (32) being fixedly connected to a pulverizing roller (34), and the outside of the pulverizing roller (34) being fixedly connected to pulverizing teeth (35).

7. A pulverizing device for polyvinyl chloride cable material according to claim 6, characterized in that: Two of the second rotating shafts (32) and the third gears (33) are respectively provided, and the two second rotating shafts (32) are symmetrically rotatably connected inside the crushing box (1), and the two third gears (33) are respectively fixedly connected to the outside of the two second rotating shafts (32).

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