Modified nylon granulator feeding structure capable of performing heating pretreatment

Abstract

The invention discloses a modified nylon granulator feeding structure capable of performing heating pretreatment, and relates to the technical field of granulation equipment. The heating ring box sleeves the upper side of the feeding bin, and the inner ring wall of the lower side of the heating ring box sleeves and is fixed to the lower end of the feeding bin; air outlet holes are circumferentially formed in the inner ring wall of the vertical end of the heating ring box at equal angles; the water inlet pipe is inserted into the outer ring wall of the vertical end of the heating ring box, and the tail end of the water inlet pipe is arranged in the annular groove; the heating ring is arranged in the horizontal end of the annular groove of the heating ring box; one end of the heating ring penetrates through the outer ring wall of the vertical end of the heating ring box and then is connected with an external power supply; the bin cover is fixedly arranged on the upper side of the feeding bin, a circular groove is formed in the bin cover, and a feeding cylinder is fixedly inserted into the circular groove; the uniform stirring assembly is arranged in the feeding bin; a water heating structure is additionally arranged on the outer side of the feeding bin, the feeding bin is heated, the stability of the interior of the feeding bin is improved, and raw materials are evenly heated by stirring the raw materials.

Description

Technical Field

[0001] The present invention relates to the technical field of granulating equipment, and particularly relates to a feeding structure of a modified nylon granulator capable of preheating treatment by heating. Background Art

[0002] A modified nylon granulator with a pretreatment feeding structure disclosed in the patent publication number CN217648753U includes a feeding hopper connected to the top of the granulating device. A jet one-way valve is connected to the surface of the feeding hopper. A protective ring is fixedly connected to the surface of the granulating device outside the jet one-way valve. A heating ring is fixedly connected to the surface of the feeding hopper. An air inlet is opened at the top of the heating ring. A fan is inlaid on the surface of the heating ring. A gas collecting ring communicating with the fan is arranged on the surface of the heating ring. A conveying pipe is connected to the bottom of the gas collecting ring. The bottom end of the conveying pipe is connected to the surface of the protective ring. An installation block is arranged at the bottom of the inner wall of the heating ring. A heating wire is arranged on the top of the installation block. In the above patent, the air heated by the heating ring is conveyed into the feeding hopper through the conveying pipe to preheat the inside of the feeding hopper. However, the preheating of the feeding hopper in the above patent is not uniform, resulting in a poor softening effect on nylon raw materials, which needs to be improved urgently. Summary of the Invention

[0003] The purpose of the present invention is to provide a feeding structure of a modified nylon granulator capable of preheating treatment by heating, which has a simple structure, reasonable design and convenient use. By adding a water heating structure outside the feeding bin, the feeding bin is heated to improve the stability inside the feeding bin, and by stirring the raw materials, the raw materials are heated evenly.

[0004] To achieve the above purpose, the present invention adopts the following technical solutions: It includes a twin-screw granulator body, and a feeding bin is arranged on the upper side of the twin-screw granulator body.

[0005] It further includes:

[0006] A heating ring box, the heating ring box is sleeved on the upper side of the feeding bin, and the bottom of the heating ring box is in contact with the upper side of the twin-screw granulator body. The lower inner ring wall of the heating ring box is sleeved and fixed on the lower end of the feeding bin; and an annular groove is opened inside the heating ring box; air outlet holes are circumferentially and equally angularly distributed on the inner ring wall of the vertical end of the heating ring box.

[0007] A water inlet pipe, the water inlet pipe is inserted into the outer ring wall of the vertical end of the heating ring box, and the end of the water inlet pipe is arranged in the annular groove.

[0008] A heating ring, the heating ring is arranged in the horizontal end of the annular groove of the heating ring box; one end of the heating ring passes through the outer ring wall of the vertical end of the heating ring box and is connected to an external power supply.

[0009] A bin cover, which is fixedly arranged on the upper side of the feed bin, and a circular groove is formed in the bin cover, and a feed tube is inserted and fixed in the circular groove;

[0010] A stirring assembly, which is arranged inside the feed bin;

[0011] A tube cover, which is in contact with the upper side of the feed tube;

[0012] An activity assembly, which is arranged at the rear side of the tube cover;

[0013] Through the design of the above technical solution, water enters the internal heating ring box from the water inlet pipe, and the water is located below the air outlet hole; the water is heated by the heating ring, and the hot air after the water is heated is ejected from the air outlet hole, so that the temperature between the outer wall of the feed bin and the heating ring box rises to heat the feed bin; the tube cover is opened through the activity assembly, the raw material enters the feed bin from the feed tube, and the raw material is stirred by the stirring assembly to make the raw material evenly heated.

[0014] As a further improvement of the present invention, the stirring assembly includes:

[0015] A rotating motor, which is fixedly arranged in the middle of the upper side of the bin cover through a motor bracket. After the output shaft of the rotating motor passes through the bin cover, it is arranged inside the feed bin;

[0016] A guiding gear, which is arranged inside the feed bin, and the guiding gear is movably sleeved on the output shaft of the rotating motor. A connecting ring is fixedly arranged on the upper side of the guiding gear, and the upper end of the connecting ring is connected to the bottom of the bin cover, and the output shaft of the rotating motor passes through the inside of the connecting ring;

[0017] A connecting piece, which is sleeved and fixed at the bottom end of the output shaft of the rotating motor;

[0018] A rotating gear, which is meshed on one side of the guiding gear, and the rotating gear is hinged on the upper side of the connecting piece through a hinge shaft;

[0019] A rotating ring, which is rotatably connected to the bottom of the bin cover through a bearing, and the rotating ring is arranged outside the feed tube; an internal toothed ring is fixedly arranged at the bottom of the rotating ring, and the internal toothed ring is meshed outside the rotating gear;

[0020] Stirring rods, which are fixedly arranged on the outer wall of the inner toothed ring;

[0021] Through the design of the above technical solution, the rotation motor is started, and its output shaft drives the connecting piece to rotate. When the connecting piece rotates, the rotating gear on its upper side rotates accordingly, and the rotating gear rotates around the guiding gear and meshes with and drives the internal gear ring, so that the internal gear ring drives the stirring rod to rotate and stir the raw materials inside the feeding bin.

[0022] As a further improvement of the present invention, the stirring rod is composed of an inverted "L" - shaped frame and an inclined end. The horizontal end of the inverted "L" - shaped frame is fixedly arranged on the outer ring wall of the internal gear ring, and the vertical end of the inverted "L" - shaped frame is in contact with the upper inner ring wall of the feeding bin. The inclined end is fixedly arranged at the bottom of the vertical end of the inverted "L" - shaped frame and is in contact with the inner ring wall of the inverted conical structure of the feeding bin.

[0023] Through the design of the above technical solution, the raw materials on the inner wall of the feeding bin are agitated.

[0024] As a further improvement of the present invention, a support rod is fixedly arranged on the inner wall of the vertical end of the inverted "L" - shaped frame, and an extension rod is fixedly arranged at the left - hand bottom of the support rod.

[0025] Through the design of the above technical solution, the stirring of the stirring rod is strengthened.

[0026] As a further improvement of the present invention, several strip rods are fixedly arranged at equal intervals on the side wall of the extension rod, and the right - hand sides of the several strip rods are arranged in a decreasing order from top to bottom.

[0027] Through the design of the above technical solution, the stirring of the stirring rod is strengthened.

[0028] As a further improvement of the present invention, the movable assembly includes:

[0029] A rotating part, which is fixedly arranged at the rear side of the cylinder cover, and a moving groove is arranged inside the rotating part.

[0030] A support shaft, which penetrates and is fixed in the rotating part, and the support shaft is arranged at the front side of the moving groove. The bottom end of the support shaft is rotatably connected to the bin cover through a bearing.

[0031] A driving motor, which is fixedly arranged on the upper side of the bin cover through a motor bracket, and the driving motor is arranged at the rear side of the support shaft; a turntable is arranged at the upper end of the output shaft of the driving motor.

[0032] An eccentric rod, which is fixedly arranged on the upper side of the turntable, and the eccentric rod slidably penetrates through the moving groove.

[0033] Through the above technical solution design, the drive motor is started to rotate the turntable, and the rotation of the turntable drives the eccentric rod to rotate, and the eccentric rod moves in the movable groove, so that the rotating part rotates around the rotation center of the support shaft, and the cylinder cover rotates around the rotation center of the support shaft.

[0034] As a further improvement of the present invention, a screw is provided at the upper end of the eccentric rod, a nut is provided on the screw through a threaded connection, and the nut is contacted and provided on the upper side of the rotating member;

[0035] Through the above technical solution design, the eccentric rod is limited to avoid being out of the moving groove.

[0036] As a further improvement of the present invention, a ring plug is fixedly arranged on the inner ring wall at the upper end of the heating ring box, and the ring plug is arranged to abut against the outer ring wall at the upper end of the feed bin;

[0037] Through the above technical solution design, the space between the heating ring box and the feed bin is closed to reduce the discharge of heated gas.

[0038] The working principle of the present invention is as follows: water enters the heating ring box from the water inlet pipe, and the water is located at the lower side of the air outlet; the water is heated by the heating ring, and the hot air after the water is heated is ejected from the air outlet, so that the temperature between the outer ring wall of the feed bin and the heating ring box is increased to heat the feed bin; the driving motor is started to rotate the turntable, and the rotation of the turntable drives the eccentric rod to rotate, and the eccentric rod moves in the moving groove, so that the rotating part rotates around the rotation center of the support shaft, and the barrel cover rotates around the rotation center of the support shaft until the barrel cover is away from the feed barrel, and the raw material enters the feed bin from the feed barrel; the rotating motor is started, and its output shaft drives the connecting part to rotate. When the connecting part rotates, the rotating gear on its upper side follows the rotation, and the rotating gear rotates around the guide gear, and meshes and drives the inner gear ring, so that the inner gear ring drives the stirring rod to rotate, and the support rod, extension rod, and bar rod arranged in the stirring rod strengthen the stirring of the raw materials inside the feed bin, so that the raw materials are heated evenly.

[0039] Compared with the prior art, the present invention has the following beneficial effects:

[0040] 1. A heating ring box is set on the outside of the feed bin, and the water inside the heating ring box is heated. The hot air generated by the heating is ejected from the air outlet to increase the temperature of the outside of the feed bin and then transferred to the inside of the feed bin;

[0041] 2. A stirring rod is arranged inside the feed bin, and the stirring rod is driven to rotate inside the feed bin through a gear meshing transmission setting to stir the raw materials so that the raw materials are heated evenly;

[0042] 3. The fixed setting between the guiding gear and the bin cover guides the rotating gear. When the connecting piece rotates, it drives the rotating gear to rotate around the guiding gear, thereby meshing and driving the internal gear ring and driving the stirring rod to rotate.

[0043] 4. The cover on the upper side of the feed cylinder can be opened and closed movably; during feeding, the cover is opened and the feed cylinder is in an open mode; when not feeding, the cover rotates and covers the upper side of the feed cylinder to achieve the purpose of blocking and preventing impurities from entering. Brief Description of the Drawings

[0044] Figure 1 It is a schematic structural diagram of the present invention.

[0045] Figure 2 It is a schematic southeast isometric view of the heating ring box in the present invention.

[0046] Figure 3 It is Figure 2 An enlarged view of part A of

[0047] Figure 4 It is a schematic internal structure diagram of the heating ring box in the present invention.

[0048] Figure 5 It is Figure 4 An enlarged view of part B of

[0049] Figure 6 It is Figure 4 An enlarged view of part C of

[0050] Figure 7 It is a schematic structural diagram of the connection of the guiding gear, rotating gear and internal gear ring in the present invention.

[0051] Figure 8 It is Figure 7 An upward view structure diagram of

[0052] Figure 9 It is a schematic structural diagram of the heating ring in the present invention.

[0053] Description of the Reference Numerals:

[0054] Twin-screw granulator body 1, feed bin 2, heating ring box 3, air outlet 3-1, water inlet pipe 4, heating ring 5, bin cover 6, feed cylinder 7, stirring assembly 8, rotating motor 8-1, guide gear 8-2, connecting ring 8-3, connecting piece 8-4, rotating gear 8-5, rotating ring 8-6, internal gear ring 8-7, stirring rod 8-8, inverted "L" shaped frame 8-9, inclined end 8-10, support rod 8-11, extension rod 8-12, strip rod 8-13, cylinder cover 9, movable assembly 10, rotating part 10-1, moving groove 10-2, support shaft 10-3, driving motor 10-4, turntable 10-5, eccentric rod 10-6, screw 10-7, ring plug 11. Detailed implementation mode

[0055] Next, in conjunction with the attached drawings, the technical solutions in the present invention will be clearly and completely described. The preferred embodiments described are only examples. All other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present invention.

[0056] Embodiment 1:

[0057] Please refer to Figures 1-9 , this embodiment includes a twin-screw granulator body 1, and a feed bin 2 is arranged on the upper side of the twin-screw granulator body 1;

[0058] It also includes:

[0059] Heating ring box 3, the heating ring box 3 is sleeved on the upper side of the feed bin 2, and the bottom of the heating ring box 3 is in contact with the upper side of the twin-screw granulator body 1. The lower inner ring wall of the heating ring box 3 is sleeved and fixed on the lower end of the feed bin 2; a ring plug 11 is fixedly arranged on the upper inner ring wall of the heating ring box 3, and the ring plug 11 abuts against the outer ring wall of the upper end of the feed bin 2; and an annular groove is opened inside the heating ring box 3; air outlets 3-1 are circumferentially and equally angularly distributed on the inner ring wall of the vertical end of the heating ring box 3;

[0060] Water inlet pipe 4, the water inlet pipe 4 is inserted into the outer ring wall of the vertical end of the heating ring box 3, and the end of the water inlet pipe 4 is arranged in the annular groove;

[0061] Heating ring 5, the heating ring 5 is arranged in the horizontal end of the annular groove of the heating ring box 3; one end of the heating ring 5 passes through the outer ring wall of the vertical end of the heating ring box 3 and is connected to an external power supply;

[0062] Bin cover 6, the bin cover 6 is fixedly arranged on the upper side of the feed bin 2, and a circular groove is opened inside the bin cover 6, and a feed cylinder 7 is inserted and fixed in the circular groove;

[0063] Stirring assembly 8, the stirring assembly 8 is arranged inside the feed bin 2;

[0064] The barrel cover 9 is in contact with and disposed on the upper side of the feeding barrel 7;

[0065] The movable component 10 is disposed on the rear side of the barrel cover 9;

[0066] Through the above technical solution design, water enters the interior of the heating ring box 3 from the water inlet pipe 4, and the water is located below the air outlet hole 3-1; the water is heated by the heating ring 5, and the hot air after the water is heated is ejected from the air outlet hole 3-1, so that the temperature between the outer wall of the feeding bin 2 and the heating ring box 3 rises to heat the feeding bin 2; the barrel cover 9 is opened by the movable component 10, the raw material enters the feeding bin 2 from the feeding barrel 7, and the raw material is stirred by the stirring component 8 to make the raw material heated evenly.

[0067] Embodiment 2:

[0068] Please refer to Figures 1-9 , and on the basis of Embodiment 1, a further improvement is made. The stirring component 8 includes:

[0069] The rotating motor 8-1 is fixedly disposed in the middle of the upper side of the bin cover 6 through a motor bracket, and the specific model of the rotating motor 8-1 is directly purchased, installed and used from the market according to actual use requirements; after the output shaft of the rotating motor 8-1 passes through the bin cover 6, it is disposed inside the feeding bin 2;

[0070] The guiding gear 8-2 is disposed inside the feeding bin 2, and the guiding gear 8-2 is movably sleeved on the output shaft of the rotating motor 8-1. A connecting ring 8-3 is fixedly disposed on the upper side of the guiding gear 8-2, and the upper end of the connecting ring 8-3 is connected to the bottom of the bin cover 6. The output shaft of the rotating motor 8-1 passes through the connecting ring 8-3;

[0071] The connecting member 8-4 is sleeved and fixed at the bottom end of the output shaft of the rotating motor 8-1;

[0072] The rotating gear 8-5 is meshed on one side of the guiding gear 8-2, and the rotating gear 8-5 is hinged on the upper side of the connecting member 8-4 through a hinge shaft;

[0073] The rotating ring 8-6 is rotatably connected to the bottom of the bin cover 6 through a bearing, and the rotating ring 8-6 is disposed outside the feeding barrel 7; an internal gear ring 8-7 is fixedly disposed at the bottom of the rotating ring 8-6, and the internal gear ring 8-7 is meshed outside the rotating gear 8-5;

[0074] The stirring rod 8-8 is fixedly arranged on the outer ring wall of the internal gear ring 8-7; the stirring rod 8-8 is composed of an inverted "L" shaped frame 8-9 and an inclined end 8-10. The horizontal end of the inverted "L" shaped frame 8-9 is fixedly arranged on the outer ring wall of the internal gear ring 8-7, and the vertical end of the inverted "L" shaped frame 8-9 is in contact with the inner ring wall at the upper end of the feed bin 2. The inclined end 8-10 is fixedly arranged at the bottom of the vertical end of the inverted "L" shaped frame 8-9, and the inclined end 8-10 is in contact with the inner ring wall of the inverted conical structure of the feed bin 2; a support rod 8-11 is fixedly arranged on the inner wall of the vertical end of the inverted "L" shaped frame 8-9, and an extension rod 8-12 is fixedly arranged at the left bottom of the support rod 8-11; several strip rods 8-13 are fixedly arranged at equal intervals on the side wall of the extension rod 8-12, and the right sides of the several strip rods 8-13 are arranged in a decreasing order from top to bottom;

[0075] Through the design of the above technical solution, when the rotation motor 8-1 is started, its output shaft drives the connecting piece 8-4 to rotate. When the connecting piece 8-4 rotates, the rotation gear 8-5 on its upper side rotates accordingly, and the rotation gear 8-5 rotates around the guiding gear 8-2 and meshes with and drives the internal gear ring 8-7, so that the internal gear ring 8-7 drives the stirring rod 8-8 to rotate and stir the raw materials inside the feed bin 2.

[0076] Embodiment 3:

[0077] Please refer to Figures 1-9 , and on the basis of Embodiment 1, further improvements are made. The movable assembly 10 includes:

[0078] A rotating member 10-1, which is fixedly arranged at the rear side of the cylinder cover 9, and a moving groove 10-2 is arranged inside the rotating member 10-1;

[0079] A support shaft 10-3, which penetrates and is fixed in the rotating member 10-1, and the support shaft 10-3 is arranged at the front side of the moving groove 10-2. The bottom end of the support shaft 10-3 is rotatably connected to the bin cover 6 through a bearing;

[0080] A driving motor 10-4, which is fixedly arranged on the upper side of the bin cover 6 through a motor bracket, and the driving motor 10-4 is arranged at the rear side of the support shaft 10-3; the specific model of the driving motor 10-4 is directly purchased, installed and used from the market according to actual use requirements; a turntable 10-5 is arranged at the upper end of the output shaft of the driving motor 10-4;

[0081] Eccentric rod 10-6, the eccentric rod 10-6 is fixedly arranged on the upper side of the turntable 10-5, and the eccentric rod 10-6 slidably passes through the moving groove 10-2; a screw rod 10-7 is arranged at the upper end of the eccentric rod 10-6, a nut is screwed on the screw rod 10-7, and the nut is in contact with the upper side of the rotating member 10-1;

[0082] Through the above technical scheme design, start the driving motor 10-4 to make the turntable 10-5 rotate. The rotation of the turntable 10-5 drives the eccentric rod 10-6 to rotate, and the eccentric rod 10-6 moves in the moving groove 10-2, so that the rotating member 10-1 rotates around the rotation center of the support shaft 10-3, and the cylinder cover 9 rotates around the rotation center of the support shaft 10-3.

[0083] When using the present invention, water enters the inside of the heating ring box 3 from the water inlet pipe 4, and the water is located below the air outlet hole 3-1; the water is heated by the heating ring 5, and the hot air after the water is heated is ejected from the air outlet hole 3-1, so that the temperature between the outer wall of the feed bin 2 and the heating ring box 3 rises to heat the feed bin 2; start the driving motor 10-4 to make the turntable 10-5 rotate. The rotation of the turntable 10-5 drives the eccentric rod 10-6 to rotate, and the eccentric rod 10-6 moves in the moving groove 10-2, so that the rotating member 10-1 rotates around the rotation center of the support shaft 10-3, and the cylinder cover 9 rotates around the rotation center of the support shaft 10-3 until the cylinder cover 9 moves away from the feed cylinder 7, and the raw material enters the feed bin 2 from the feed cylinder 7; start the rotating motor 8-1, and its output shaft drives the connecting member 8-4 to rotate. When the connecting member 8-4 rotates, the rotating gear 8-5 on its upper side rotates accordingly, and the rotating gear 8-5 rotates around the guiding gear 8-2 and meshes and drives the internal gear ring 8-7, so that the internal gear ring 8-7 drives the stirring rod 8-8 to rotate. The support rod 8-11, the extension rod 8-12 and the strip rod 8-13 arranged in the stirring rod 8-8 strengthen the stirring of the raw materials inside the feed bin 2 to make the raw materials heated evenly.

[0084] Compared with the prior art, the beneficial effects of the present invention are:

[0085] 1. A heating ring box 3 is arranged outside the feed bin 2, and the water inside the heating ring box 3 is heated. The hot air generated by the heating is ejected from the air outlet hole 3-1 to increase the temperature outside the feed bin 2, and then transfer it to the inside of the feed bin 2;

[0086] 2. By arranging a stirring rod 8-8 inside the feed bin 2 and setting it through gear meshing transmission, the stirring rod 8-8 is driven to rotate inside the feed bin 2 to stir the raw materials to make the raw materials heated evenly;

[0087] 3. The fixed setting between the guiding gear 8-2 and the bin cover 6 guides the rotating gear 8-5. When the connecting piece 8-4 rotates, it drives the rotating gear 8-5 to rotate around the guiding gear 8-2, thereby meshing and driving the internal gear ring 8-7 and driving the stirring rod 8-8 to rotate.

[0088] 4. The cover 9 on the upper side of the feed cylinder 7 can be opened and closed movably. During feeding, the cover 9 is opened and the feed cylinder 7 is in an open mode. When not feeding, the cover 9 rotates to cover the upper side of the feed cylinder 7 to achieve the purpose of blocking and prevent impurities from entering.

[0089] For those skilled in the art, they can modify the technical solutions recorded in the foregoing embodiments and perform equivalent replacements of some technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A feeding structure of a modified nylon granulator capable of heat pretreatment, comprising a twin-screw granulator body (1), wherein a feeding bin (2) is arranged on the upper side of the twin-screw granulator body (1); It is characterized in that It also contains: A heating ring box (3), wherein the heating ring box (3) is sleeved on the upper side of the feed bin (2), and the bottom of the heating ring box (3) is contacted and arranged on the upper side of the twin-screw granulator body (1), and the lower inner ring wall of the heating ring box (3) is sleeved and fixed on the lower end of the feed bin (2); and an annular groove is provided inside the heating ring box (3); and air outlet holes (3-1) are provided on the inner ring wall of the vertical end of the heating ring box (3) at equiangular distribution around the circumference; A water inlet pipe (4), wherein the water inlet pipe (4) is inserted into the outer ring wall of the vertical end of the heating ring box (3), and the end of the water inlet pipe (4) is arranged in the annular groove; A heating ring (5), wherein the heating ring (5) is arranged in the horizontal end of the annular groove of the heating ring box (3); one end of the heating ring (5) passes through the outer ring wall of the vertical end of the heating ring box (3) and is connected to an external power source; A bin cover (6), wherein the bin cover (6) is fixedly arranged on the upper side of the feed bin (2), and a circular groove is provided in the bin cover (6), and a feed barrel (7) is inserted and fixed in the circular groove; A stirring component (8), wherein the stirring component (8) is arranged inside the feed bin (2); A cylinder cover (9), the cylinder cover (9) being arranged in contact with the upper side of the feeding cylinder (7); A movable component (10), wherein the movable component (10) is arranged on the rear side of the cylinder cover (9).

2. The modified nylon granulator feeding structure capable of heat pretreatment according to claim 1 is characterized in that: The stirring component (8) comprises: A rotating motor (8-1), wherein the rotating motor (8-1) is fixedly arranged at the middle part of the upper side of the bin cover (6) through a motor bracket, and an output shaft of the rotating motor (8-1) passes through the bin cover (6) and is arranged inside the feed bin (2); A guide gear (8-2), wherein the guide gear (8-2) is arranged in the feed bin (2), and the guide gear (8-2) is movably sleeved on the output shaft of the rotating motor (8-1), a connecting ring (8-3) is fixedly arranged on the upper side of the guide gear (8-2), the upper end of the connecting ring (8-3) is connected to the bottom of the bin cover (6), and the output shaft of the rotating motor (8-1) passes through the connecting ring (8-3); A connecting piece (8-4), wherein the connecting piece (8-4) is sleeved and fixed on the bottom end of the output shaft of the rotating motor (8-1); A rotating gear (8-5), wherein the rotating gear (8-5) is meshedly arranged on one side of the guide gear (8-2), and the rotating gear (8-5) is hingedly arranged on the upper side of the connecting member (8-4) via a hinge shaft; A rotating ring (8-6) is screwed to the bottom of the bin cover (6) through a bearing, and the rotating ring (8-6) is arranged on the outside of the feed barrel (7); an inner gear ring (8-7) is fixedly arranged at the bottom of the rotating ring (8-6), and the inner gear ring (8-7) is meshed and arranged on the outside of the rotating gear (8-5); A stirring rod (8-8), wherein the stirring rod (8-8) is fixedly arranged on the outer ring wall of the inner gear ring (8-7).

3. The modified nylon granulator feeding structure capable of heat pretreatment according to claim 2 is characterized in that: The stirring rod (8-8) is composed of an inverted "L"-shaped frame (8-9) and an inclined end (8-10); the horizontal end of the inverted "L"-shaped frame (8-9) is fixedly arranged on the outer ring wall of the inner gear ring (8-7), and the vertical end of the inverted "L"-shaped frame (8-9) is arranged in contact with the upper inner ring wall of the feed bin (2); the inclined end (8-10) is fixedly arranged at the bottom of the vertical end of the inverted "L"-shaped frame (8-9), and the inclined end (8-10) is arranged in contact with the inner ring wall of the inverted cone structure of the feed bin (2).

4. The modified nylon granulator feeding structure capable of heat pretreatment according to claim 3 is characterized in that: A support rod (8-11) is fixedly arranged on the inner wall of the vertical end of the inverted "L"-shaped frame (8-9), and an extension rod (8-12) is fixedly arranged on the left bottom of the support rod (8-11).

5. The modified nylon granulator feeding structure capable of heat pretreatment according to claim 4, characterized in that: A plurality of bars (8-13) are fixedly arranged at equal intervals on the side wall of the extension rod (8-12), and the right sides of the plurality of bars (8-13) are arranged in decreasing order from top to bottom.

6. The modified nylon granulator feeding structure capable of heat pretreatment according to claim 1, characterized in that: The movable component (10) comprises: A rotating member (10-1), wherein the rotating member (10-1) is fixedly arranged on the rear side of the cylinder cover (9), and a moving groove (10-2) is arranged inside the rotating member (10-1); A support shaft (10-3), wherein the support shaft (10-3) is passed through and fixed in the rotating member (10-1), and the support shaft (10-3) is arranged at the front side of the movable groove (10-2), and the bottom end of the support shaft (10-3) is screwed onto the bin cover (6) through a bearing; A drive motor (10-4), wherein the drive motor (10-4) is fixedly arranged on the upper side of the bin cover (6) via a motor bracket, and the drive motor (10-4) is arranged on the rear side of the support shaft (10-3); a turntable (10-5) is arranged on the upper end of the output shaft of the drive motor (10-4); An eccentric rod (10-6), wherein the eccentric rod (10-6) is fixedly arranged on the upper side of the turntable (10-5), and the eccentric rod (10-6) is slidably arranged in the movable groove (10-2).

7. A feeding structure for a modified nylon granulator capable of heat pretreatment according to claim 6, characterized in that: The upper end of the eccentric rod (10-6) is provided with a screw rod (10-7), a nut is screwed onto the screw rod (10-7) through a thread, and the nut is contacted with the upper side of the rotating member (10-1).

8. The modified nylon granulator feeding structure capable of heat pretreatment according to claim 1, characterized in that: A ring plug (11) is fixedly arranged on the inner ring wall at the upper end of the heating ring box (3), and the ring plug (11) is arranged to abut against the outer ring wall at the upper end of the feed bin (2).

Images