Quick feeding cable extruder

Abstract

The utility model relates to the technical field of cable extruders, in particular to a quick feeding cable extruder which comprises an extruder body, a screw conveyor, a feeding cylinder, a crushing mechanism, an anti-bridging mechanism and a feeding bin, the screw conveyor is arranged on the extruder body and communicated with the extruder body, the feeding cylinder is arranged on the screw conveyor, and the crushing mechanism is arranged on the feeding cylinder. The feeding barrel is communicated with the spiral conveyor, the crushing mechanism is arranged in the feeding barrel and used for crushing raw materials in the feeding barrel, the bridging prevention mechanism is arranged in the feeding barrel and used for preventing the raw materials in the feeding barrel from bridging, the feeding bin is arranged on one side of the feeding barrel, and a feeding pipe is arranged between the feeding bin and the feeding barrel; and meanwhile, the stirring mechanism is arranged, so that blockage and bridging of the raw materials in the feeding barrel are avoided, and the problems that in the prior art, the melting rates of the raw materials are not consistent, and the bridging phenomenon of the raw materials in the hopper is likely to happen are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of cable extruders, and in particular to a fast-feeding cable extruder. Background Art

[0002] Cable extruders are widely used in the filling, reinforcement, toughening and other blending and modification of general plastics, cross-linked polyethylene, engineering plastics, thermoplastic rubber and other polymer materials, as well as special fibers, special adhesives and other processing fields.

[0003] The feeding device of the cable extruder is often simple in structure. The raw material is poured into the feed hopper and conveyed into the heating device for heating and melting. For example, an automatic feeding cable extruder with publication number CN108481702A includes a spiral elevator, a feed hopper, a support frame, a machine base, a first extrusion device, a second extrusion device, a connecting pipe, an extrusion die head, and a thermocouple thermometer. The spiral elevator is installed on the left side of the machine base, the spiral elevator is connected to the feed hopper, a level meter is provided in the feed hopper, the bottom of the feed hopper is connected to the machine base, the bottom of the machine base is connected to the support frame, the first extrusion device and the second extrusion device are installed in the machine base, the first extrusion device and the second extrusion device are connected by a connecting pipe, the first extrusion device is installed above the second extrusion device, the machine base is connected to the extrusion die head, the machine base is connected to the thermocouple thermometer, the machine base is provided with an extrusion device heater, and the extrusion die head is provided with a die head heater. It occupies a small area and has uniform and stable extrusion.

[0004] During the use of the above-mentioned device, the raw materials added have different particle sizes, which makes the raw materials melt differently after being heated. In the limited equipment space, large particles of raw materials cannot be completely melted, and will be wrapped on the surface of the cable core along with the melted liquid, which affects the cable product and is not conducive to the safe use of the cable. At the same time, the raw materials are prone to bridge in the feed hopper, thereby affecting the feeding speed of the cable material. Utility Model Content

[0005] The utility model provides a fast-feeding cable extruder, which solves the problems of inconsistent melting rates of raw materials and easy bridging of raw materials in a hopper in the related art.

[0006] The technical solution of the utility model is as follows: a fast-feeding cable extruder, comprising an extruder body, a screw conveyor, a feed barrel, a crushing mechanism, an anti-bridging mechanism and a feed bin;

[0007] The screw conveyor is arranged on the extruder body and is in communication with the extruder body;

[0008] The feed cylinder is arranged on the screw conveyor, and the feed cylinder is communicated with the screw conveyor;

[0009] The pulverizing mechanism is arranged in the feeding barrel and is used to pulverize the raw materials in the feeding barrel;

[0010] The anti-bridging mechanism is arranged in the feed barrel, and is used to prevent the raw materials in the feed barrel from bridging;

[0011] The feed bin is arranged at one side of the feed barrel, and a feed pipe is arranged between the feed bin and the feed barrel.

[0012] Preferably, the pulverizing mechanism comprises:

[0013] A crushing cavity, wherein the crushing cavity is arranged in a feeding barrel, and a crushing opening is arranged between the crushing cavity and the inner wall of the feeding barrel;

[0014] An annular rack, the annular rack being arranged on the side wall of the pulverizing cavity;

[0015] a first gear, the first gear being rotatably disposed in the pulverizing cavity;

[0016] a second gear, wherein three second gears are provided and arranged between the first gear and the annular rack;

[0017] Wherein, the second gear is meshed with the first gear and the annular rack respectively;

[0018] A crushing rod, the crushing rod is rotatable and penetrates the second gear, and a plurality of crushing teeth are arranged on a side wall of the crushing rod;

[0019] A rotating mechanism, which is arranged in the feeding barrel and is used to drive the crushing rod to rotate;

[0020] A sieve plate, the sieve plate is arranged in the feed barrel and located on one side of the crushing rod;

[0021] A driving rod, the driving rod is rotatably disposed on the feeding cylinder, and the driving rod is fixedly connected to the first gear;

[0022] A first motor, wherein the first motor is arranged on the feeding barrel, and an output end of the first motor is connected to a driving rod.

[0023] Furthermore, the rotating mechanism comprises:

[0024] A rotating cavity, wherein the rotating mechanism is arranged in the feed barrel and located on one side of the crushing cavity, and a rotating port is arranged between the crushing cavity and the rotating cavity;

[0025] a third gear, the third gear being disposed in the rotating cavity and fixedly connected to the pulverizing rod;

[0026] A fourth gear, the fourth gear being arranged in the rotating cavity in correspondence with the driving rod, and the fourth gear being rotatably connected with the driving rod;

[0027] Wherein, the third gear is meshed with the fourth gear;

[0028] a fifth gear, the fifth gear being rotatably disposed in the rotating cavity, and the fifth gear being meshed with the fourth gear;

[0029] A second motor, wherein an output end of the second motor is connected to the fifth gear.

[0030] Furthermore, the anti-bridging mechanism includes:

[0031] A stirring rod, the stirring rod is fixedly arranged on the first gear, the stirring rod passes through the sieve plate and is rotatably connected to the sieve plate;

[0032] Stirring rods, wherein the stirring rods are evenly distributed on the stirring rod.

[0033] On the basis of the above scheme, it also includes a driving ring, which is rotatably arranged on the inner wall of the rotating cavity, and the crushing rod is rotatably connected to the driving ring.

[0034] Further on the basis of the above solution, the feed bin is configured to be funnel-shaped.

[0035] The working principle and beneficial effects of the utility model are:

[0036] 1. In the utility model, through the setting of the crushing mechanism, it is convenient to form a planetary gear structure through the cooperation of the first gear, the second gear and the annular rack, so that the crushing rod and the crushing teeth move around the driving rod, and at the same time, through the setting of the rotating mechanism, the operation of the second gear can drive the fourth gear to rotate through the meshing of the fifth gear and the fourth gear, and then drive the third gear and the crushing rod to rotate through the meshing of the fourth gear and the third gear, so as to facilitate the crushing teeth to rotate around the crushing rod at a high speed, so as to facilitate the crushing of the raw materials in the feed barrel. The crushed raw materials fall below the feed barrel through the sieve plate and enter the extruder body at a uniform speed through the screw conveyor, thereby ensuring the consistency of the size of the raw materials and avoiding the different melting conditions of the raw materials after being heated to affect the cable quality;

[0037] 2. In the utility model, by setting the anti-bridging mechanism, it is convenient to drive the driving rod and the first gear to rotate through the operation of the first motor, and then drive the stirring rod to move around the stirring rod through the stirring rod, so that the crushed raw materials can be stirred by the stirring rod, so that the raw materials can be bridged in the feeding barrel, thereby improving the feeding speed of the raw materials;

[0038] 3. In the utility model, the extruder body, the screw conveyor, the feed barrel, the crushing mechanism, the anti-bridging mechanism and the feed bin are arranged to facilitate the crushing of the raw materials by the crushing mechanism and to avoid the blockage and bridging of the raw materials in the feed barrel by the arrangement of the stirring mechanism, thereby solving the problems of inconsistent melting rates of raw materials and easy bridging of raw materials in the hopper in the related art. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0040] Figure 1 This is a schematic diagram of the cross-sectional structure of the utility model;

[0041] Figure 2 It is a schematic diagram of the structure of the utility model;

[0042] Figure 3 This is a schematic diagram of the cross-sectional structure of the feed barrel of the utility model;

[0043] Figure 4 This is a schematic diagram of the structure of the pulverizing mechanism of the utility model;

[0044] Figure 5 This is a schematic cross-sectional view of the first gear of the utility model.

[0045] In the figure: 1. extruder body; 2. screw conveyor; 3. feed barrel; 4. feed bin; 5. feed pipe; 6. first gear; 7. second gear; 8. crushing rod; 9. crushing teeth; 10. sieve plate; 11. drive rod; 12. first motor; 13. third gear; 14. fourth gear; 15. fifth gear; 16. second motor; 17. stirring rod; 18. stirring rod; 19. drive ring. DETAILED DESCRIPTION

[0046] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0047] like Figure 1~Figure 5As shown, this embodiment proposes a fast-feeding cable extruder, including an extruder body 1, a screw conveyor 2, a feed barrel 3, a crushing mechanism, an anti-bridging mechanism and a feed bin 4, the screw conveyor 2 is arranged on the extruder body 1 and is connected with the extruder body 1, the feed barrel 3 is arranged on the screw conveyor 2, the feed barrel 3 is connected with the screw conveyor 2, the crushing mechanism is arranged in the feed barrel 3, and is used to crush the raw materials in the feed barrel 3, the anti-bridging mechanism is arranged in the feed barrel 3, and is used to prevent the raw materials in the feed barrel 3 from bridging, the feed bin 4 is arranged on one side of the feed barrel 3, a feed pipe 5 is arranged between the feed bin 4 and the feed barrel 3, and the feed bin 4 is arranged in a funnel shape.

[0048] When in use, the operator adds the raw materials into the feed barrel 3 through the feed bin 4 and the feed pipe 5, and then crushes the raw materials in the feed barrel 3 through the crushing mechanism. The crushing mechanism stirs the raw materials through the anti-bridging mechanism to avoid blockage and bridging of the raw materials in the feed barrel 3. Then, the raw materials enter the extruder body 1 under the action of the screw conveyor 2 for extrusion.

[0049] As mentioned above, the crushing mechanism includes a crushing cavity, an annular rack, a first gear 6, a second gear 7, a crushing rod 8, a rotating mechanism, a screen plate 10, a driving rod 11 and a first motor 12. The crushing cavity is arranged in the feed barrel 3, and a crushing port is arranged between the crushing cavity and the inner wall of the feed barrel 3. The annular rack is arranged on the side wall of the crushing cavity. The first gear 6 is rotatably arranged in the crushing cavity. The second gear 7 is set to three and is arranged between the first gear 6 and the annular rack, wherein the second gear 7 is respectively meshed with the first gear 6 and the annular rack. The crushing rod 8 is rotatable and penetrates the second gear 7. A plurality of crushing teeth 9 are arranged on the side wall of the crushing rod 8. The rotating mechanism is arranged in the feed barrel 3 for driving the crushing rod 8 to rotate. The screen plate 10 is arranged in the feed barrel 3 and is located on one side of the crushing rod 8. The driving rod 11 is rotatably arranged on the feed barrel 3. The driving rod 11 is fixedly connected to the first gear 6. The first motor 12 is arranged on the feed barrel 3, and the output end of the first motor 12 is connected to the driving rod 11.

[0050] When in use, the operator controls the first motor 12 to work, so that the first gear 6 is driven to rotate through the driving rod 11, so that the second gear 7 is respectively engaged with the first gear 6 and the annular rack so that the first gear 6, the second gear 7 and the annular rack approximately form a planetary gear structure, so that the crushing rod 8 and the crushing teeth 9 move around the driving rod 11.

[0051] As mentioned above, the rotating mechanism includes a rotating cavity, a third gear 13, a fourth gear 14, a fifth gear 15, a driving ring 19 and a second motor 16. The rotating mechanism is arranged in the feed barrel 3 and is located on one side of the crushing cavity. A rotating port is arranged between the crushing cavity and the rotating cavity. The third gear 13 is arranged in the rotating cavity and is fixedly connected to the crushing rod 8. The fourth gear 14 is rotationally arranged in the rotating cavity corresponding to the driving rod 11, and the fourth gear 14 is rotationally connected to the driving rod 11, wherein the third gear 13 is meshed with the fourth gear 14, the fifth gear 15 is rotationally arranged in the rotating cavity, the fifth gear 15 is meshed with the fourth gear 14, the output end of the second motor 16 is connected to the fifth gear 15, the driving ring 19 is rotationally arranged on the inner wall of the rotating cavity, and the crushing rod 8 is rotationally connected to the driving ring 19.

[0052] When in use, the operator controls the operation of the second motor 16, and can drive the fourth gear 14 to rotate through the engagement of the fifth gear 15 with the fourth gear 14, and then drive the third gear 13 and the crushing rod 8 to rotate through the engagement of the fourth gear 14 with the third gear 13, thereby facilitating the crushing teeth 9 to rotate around the crushing rod 8 at high speed, thereby facilitating the crushing of the raw materials in the feed barrel 3. The crushed raw materials fall under the feed barrel 3 through the sieve plate 10 and enter the extruder body 1 at a uniform speed through the screw conveyor 2, thereby ensuring the consistency of the size of the raw materials and avoiding the different melting conditions of the raw materials after being heated, which affects the cable quality.

[0053] As mentioned above, the anti-bridging mechanism includes a stirring rod 17 and a stirring rod 18 . The stirring rod 17 is fixedly arranged on the first gear 6 . The stirring rod 17 passes through the sieve plate 10 and is rotatably connected to the sieve plate 10 . The stirring rods 18 are evenly distributed on the stirring rod 17 .

[0054] When in use, the first motor 12 can drive the driving rod 11 and the first gear 6 to rotate, and then drive the stirring rod 18 to move around the stirring rod 17 through the stirring rod 17, so as to facilitate the stirring of the crushed raw materials through the stirring rod 18, thereby facilitating the bridging of the raw materials in the feeding barrel 3, thereby increasing the feeding speed of the raw materials.

[0055] In this embodiment, when in use, the operator adds the raw materials into the feed barrel 3 through the feed bin 4 and the feed pipe 5, and then the operator controls the first motor 12 to work, so that the first gear 6 is driven to rotate through the driving rod 11, so that the first gear 6, the second gear 7 and the annular rack are respectively engaged with the first gear 6 and the annular rack so that the first gear 6, the second gear 7 and the annular rack approximately form a planetary gear structure, so that the crushing rod 8 and the crushing teeth 9 move around the driving rod 11, and then the operator controls the second motor 16 to work, and the fourth gear 14 can be driven to rotate through the engagement of the fifth gear 15 with the fourth gear 14, and then the third gear 13 is driven through the engagement of the fourth gear 14 with the third gear 13. And the crushing rod 8 rotates, so as to drive the crushing teeth 9 to rotate around the crushing rod 8 at a high speed, so as to crush the raw materials in the feed barrel 3, and the crushed raw materials fall under the feed barrel 3 through the screen plate 10 and enter the extruder body 1 at a uniform speed through the screw conveyor 2, so as to ensure the consistency of the size of the raw materials and avoid the different melting conditions of the raw materials after heating and affecting the quality of the cable. At the same time, the operation of the first motor 12 can drive the driving rod 11 and the first gear 6 to rotate, and then drive the stirring rod 18 to move around the stirring rod 17 through the stirring rod 17, so as to facilitate the stirring of the crushed raw materials through the stirring rod 18, so as to facilitate the bridging of the raw materials in the feed barrel 3, thereby improving the feeding speed of the raw materials.

[0056] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fast-feed cable extruder, characterized in that: include: Extruder body (1); A screw conveyor (2), the screw conveyor (2) being arranged on the extruder body (1) and being in communication with the extruder body (1); A feeding cylinder (3), the feeding cylinder (3) being arranged on the screw conveyor (2), the feeding cylinder (3) being in communication with the screw conveyor (2); A pulverizing mechanism, the pulverizing mechanism being arranged in the feeding barrel (3) and being used for pulverizing the raw materials in the feeding barrel (3); an anti-bridging mechanism, the anti-bridging mechanism being arranged in the feed barrel (3) and being used to prevent the raw materials in the feed barrel (3) from bridging; A feed bin (4), the feed bin (4) being arranged on one side of the feed barrel (3), and a feed pipe (5) being arranged between the feed bin (4) and the feed barrel (3).

2. A fast-feed cable extruder according to claim 1, characterized in that: The crushing mechanism comprises: A crushing cavity, the crushing cavity being arranged in the feeding cylinder (3), and a crushing opening being arranged between the crushing cavity and the inner wall of the feeding cylinder (3); An annular rack, the annular rack being arranged on the side wall of the pulverizing cavity; a first gear (6), the first gear (6) being rotatably disposed in the pulverizing cavity; second gears (7), the second gears (7) being provided in three numbers and being provided between the first gear (6) and the annular rack; Wherein, the second gear (7) is meshed with the first gear (6) and the annular rack respectively; a crushing rod (8), the crushing rod (8) being rotatable and penetratingly disposed on the second gear (7), and a plurality of crushing teeth (9) being disposed on a side wall of the crushing rod (8); A rotating mechanism, the rotating mechanism being arranged in the feeding barrel (3) and being used for driving the crushing rod (8) to rotate; a sieve plate (10), the sieve plate (10) being arranged in the feed barrel (3) and located on one side of the crushing rod (8); A driving rod (11), the driving rod (11) being rotatably mounted on the feed barrel (3), the driving rod (11) being fixedly connected to the first gear (6); A first motor (12), wherein the first motor (12) is arranged on the feeding barrel (3), and an output end of the first motor (12) is connected to the driving rod (11).

3. A fast-feed cable extruder according to claim 2, characterized in that: The rotating mechanism comprises: A rotating cavity, wherein the rotating mechanism is arranged in the feed cylinder (3) and is located on one side of the crushing cavity, and a rotating port is arranged between the crushing cavity and the rotating cavity; a third gear (13), the third gear (13) being arranged in the rotating cavity and fixedly connected to the pulverizing rod (8); a fourth gear (14), the fourth gear (14) being arranged in the rotating cavity so as to rotate correspondingly to the driving rod (11), and the fourth gear (14) being rotationally connected to the driving rod (11); Wherein, the third gear (13) is meshed with the fourth gear (14); a fifth gear (15), the fifth gear (15) being rotatably disposed in the rotating cavity, the fifth gear (15) being meshed with the fourth gear (14); A second motor (16), wherein an output end of the second motor (16) is connected to the fifth gear (15).

4. A fast-feed cable extruder according to claim 3, characterized in that: The anti-bridging mechanism comprises: a stirring rod (17), the stirring rod (17) being fixedly disposed on the first gear (6), the stirring rod (17) penetrating the sieve plate (10) and being rotatably connected to the sieve plate (10); Stirring rods (18), wherein the stirring rods (18) are evenly distributed on the stirring rod (17).

5. A fast-feed cable extruder according to claim 4, characterized in that: It also comprises a driving ring (19), the driving ring (19) being rotatably arranged on the inner wall of the rotating cavity, and the pulverizing rod (8) being rotatably connected to the driving ring (19).

6. A fast-feed cable extruder according to claim 5, characterized in that: The feed bin (4) is configured to be funnel-shaped.

Images