CN220661385U - Banbury mixer for talcum powder granulation - Google Patents

Abstract

The utility model belongs to the technical field of talcum powder production, and provides an internal mixer for talcum powder granulation, which comprises a feeding support assembly, wherein the lower end of the feeding support assembly is connected with a linkage type bidirectional stirring assembly, the inside of the feeding support assembly is connected with a closed discharging assembly, when the internal mixing of materials in the linkage type bidirectional stirring assembly is finished, a locking baffle is rotated to enable the locking baffle to not block an isolation sliding plate any more, a pull rod is pulled, the pull rod drives the isolation sliding plate to move right, a material outlet groove is communicated with the linkage type bidirectional stirring assembly, the materials in the linkage type bidirectional stirring assembly fall into the inside of the discharging groove, a first motor is started, the output end of the first motor drives an auger to rotate, so that the materials in the material outlet groove are transported to the right, closed discharging of the materials is realized, internal gas can not fly out, the materials can not directly contact air, and the properties of the materials can not change.

Description

Banbury mixer for talcum powder granulation

Technical Field

The utility model belongs to the technical field of talcum powder production, and particularly relates to an internal mixer for talcum powder granulation.

Background

The internal mixer is also called as a kneading machine, and is mainly used for plasticating and mixing materials by mixing and stirring the materials in a closed space with adjustable pressure and temperature through a pair of relatively rotating rotors, the internal mixer is mainly used for plasticating and mixing rubber, the discharging of the internal mixer in the traditional technology is also complicated by rotating the whole banburying bin, and the viscosity of the internally mixed materials is high and is not easy to pour.

Aiming at the Chinese patent CN216782319U, a self-discharging internal mixer is provided, a discharging turning plate is arranged at the front end of a bottom plate of an internal mixing bin, and when discharging is needed, the motor drives the discharging turning plate to rotate, so that the bottom plate of the internal mixing bin is opened, materials automatically fall into a trolley below the internal mixing bin, and automatic discharging is completed.

The internal mixing bin is directly opened during discharging, so that materials can be directly exposed in the air, and the internal mixing bin is in a high-temperature state, so that the property of the direct contact air can be changed during time, the quality of a finished product is influenced, some harmful gases can be generated during internal mixing, and the harmful gases can be directly discharged into the air during discharging, so that pollution is caused.

Based on the above, the present utility model designs a material mixing device to solve the above problems.

Disclosure of Invention

In view of the above-mentioned shortcomings of the prior art, the present utility model provides a material mixing device.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

an internal mixer for talcum powder granulation comprises a feeding support component;

the lower end of the feeding support assembly is connected with a linkage type bidirectional stirring assembly for stirring materials;

the inside of the feeding support component below the linkage type bidirectional stirring component is connected with a closed discharging component which is used for conveying out the internally mixed materials in the linkage type bidirectional stirring component in a closed state;

the closed discharging assembly comprises a discharging device and a communicating assembly, the lower end of the supporting assembly is connected with the discharging device, the feeding supporting assembly between the discharging device and the linkage type bidirectional stirring assembly is connected with the communicating assembly, and the discharging device is communicated with the linkage type bidirectional stirring assembly through the communicating assembly.

Still further, the feeding supporting component includes hydraulic tank, feed inlet and agitator tank, the top fixedly connected with hydraulic tank of agitator tank, the feed inlet has been seted up to the rear end of hydraulic tank, the middle part of hydraulic tank is connected with buffering pressfitting subassembly, the upper end of agitator tank is connected with the two-way stirring subassembly of coordinated type.

Still further, discharging device includes blown down tank, first motor and auger, the blown down tank has been seted up to the lower extreme of blown down tank, fixedly connected with first motor on the left agitator tank left side wall of blown down tank, the output of first motor passes the left side wall of agitator tank and fixedly connected with auger, the outer end of auger and the inner wall laminating sliding connection of blown down tank.

Still further, the intercommunication subassembly includes intercommunication spout, keeps apart slide, pull rod and locking baffle, the intercommunication spout has been seted up on the agitator tank between blown down tank and the two-way stirring subassembly of coordinated type, the blown down tank is linked together through the intercommunication spout with the two-way stirring subassembly of coordinated type, the right-hand member that the agitator tank was passed to the intercommunication spout, the inside sliding connection of agitator tank has keeps apart the slide, fixedly connected with pull rod on the right side wall of keep apart the slide, it is connected with the locking baffle to rotate through the pivot on the agitator tank right side wall of keep apart slide top, locking baffle is connected with the contact of keep apart the slide.

Still further, the two-way stirring subassembly of coordinated type includes stirred tank, second motor, drive assembly, puddler and gear, the stirred tank has been seted up on the agitator tank of blown down tank top, fixedly connected with a set of second motor on the bottom plate of agitator tank right-hand, both ends all have a set of puddler around the stirred tank, and both ends all pass the lateral wall of agitator tank and rotate with the agitator tank and be connected about a set of puddler in the front, the output of second motor passes through drive assembly and is connected with the right-hand member transmission of a set of puddler in the front, and the right-hand member of a set of puddler rotates and connects on the right inner wall of stirred tank at the back, and the left side wall of agitator tank is passed to the left end of a set of puddler at the back, and the left end of two sets of puddler all fixedly connected with gears, two sets of gear engagement connection.

Further, the screw thread direction of two sets of puddler is the same.

Furthermore, the upper end of the feeding support assembly is connected with a buffer pressing assembly which presses the upper end opening of the linkage type bidirectional stirring assembly and has a buffer function.

Still further, buffering pressfitting subassembly includes pressfitting subassembly and buffering subassembly, the top fixedly connected with pressfitting subassembly of hydraulic pressure case, pressfitting subassembly's lower extreme pass the top of hydraulic pressure case and with the lateral wall laminating sliding connection of hydraulic pressure case lower extreme, the equal fixedly connected with buffering subassembly in the left and right sides of hydraulic pressure case lower extreme, pressfitting subassembly's lower extreme is connected with buffering subassembly contact.

Still further, the pressfitting subassembly includes pneumatic cylinder, briquetting and M shape indent, the top fixedly connected with pneumatic cylinder of pneumatic cylinder, the output of pneumatic cylinder passes the roof and the fixedly connected with briquetting of pneumatic cylinder, briquetting and the lateral wall laminating sliding connection of pneumatic cylinder lower extreme, M shape indent has been seted up to the lower extreme of briquetting.

Still further, the buffering subassembly includes spacing slide bar, spring, buffering clamp plate and buffering baffle, both ends all fixedly connected with spacing slide bar around the interior bottom of bulge about the hydraulic tank, both ends all have a set of spacing slide bar to pass the buffering clamp plate and with buffering clamp plate sliding connection around the buffering clamp plate, be connected with the spring between the interior bottom of buffering clamp plate and hydraulic tank bulge, the spacing slide bar is being wrapped up in to the spring, the equal fixedly connected with buffering baffle of both sides wall upper end about the briquetting, buffering baffle and buffering clamp plate contact connection.

Advantageous effects

According to the utility model, after the internal mixing of the materials in the linkage type bidirectional stirring assembly is completed, the locking baffle is rotated so that the locking baffle does not block the isolation sliding plate, so that unlocking is completed, at the moment, the pull rod is pulled, the isolation sliding plate is driven by the pull rod to move downwards and rightwards in the limit guide direction of the communication sliding groove, so that the isolation sliding plate does not block the communication sliding groove, the material in the linkage type bidirectional stirring assembly falls into the discharging groove, at the moment, the first motor is started, the output end of the first motor drives the auger to rotate, so that the materials in the material groove are transported rightwards, and the transportation of the materials is realized, so that the discharging of the materials can be realized simply and conveniently only by pulling the pull rod, and as the whole discharging process is performed in a closed space, the internal gas or dust can not fly out, so that the environment is not polluted, the materials can not be directly contacted with air, the properties of the materials can not change, and the quality of the finished products is higher.

According to the utility model, when materials enter the stirring tank, the second motor is started, the output end of the second motor drives the front group of stirring rods to rotate through the transmission component, the front group of stirring rods drive the front group of gears to rotate, the front group of gears drive the rear group of gears to rotate, the rear group of gears drive the rear group of stirring rods to rotate, so that the two groups of stirring rods rotate in the stirring tank, stirring of the materials in the stirring tank is realized, only one group of motors are needed for banburying the materials, the cost is saved, in addition, when banburying is needed, the hydraulic cylinder is started, the output end of the hydraulic cylinder drives the pressing block to move downwards, the pressing block drives the M-shaped pressing tank to move downwards and press the upper end of the stirring tank, when the pressing block moves downwards, the buffering baffle plate drives the buffering pressing plate to move downwards under the limiting guide of the limiting slide rod, the buffering baffle plate presses the spring to deform, the buffering baffle plate upwards pushes the buffering baffle plate upwards, the buffering baffle plate is pushed upwards by the buffering baffle plate, the buffering baffle plate is pushed upwards, the buffering baffle plate is pushed downwards by the buffering baffle plate, the buffering baffle plate is pushed downwards, the pressing plate is damaged by the buffering baffle plate, the pressing plate is greatly, the materials are prevented from being damaged, and the pressing baffle is greatly, the pressing down.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

Fig. 1 is a first three-dimensional structure diagram of an internal mixer for granulating talcum powder, which is provided by the embodiment of the utility model;

fig. 2 is a front view of an internal mixer for granulating talcum powder, provided by the embodiment of the utility model;

fig. 3 is a left side view of an internal mixer for granulating talcum powder, provided by the embodiment of the utility model;

FIG. 4 is a cross-sectional view taken along the direction A-A in FIG. 2;

FIG. 5 is a cross-sectional view taken along the direction C-C in FIG. 3;

fig. 6 is a cross-sectional view taken along the direction B-B in fig. 2.

In the accompanying drawings: 1. feed support assembly 11, hydraulic tank 12, feed inlet 13, agitator tank 2, closed discharge assembly 21, discharge device 211, discharge chute 212, first motor 213, auger 22, communication chute 222, isolation slide 223, tie rod 224, lock plate 3, linked bidirectional agitator assembly 31, agitator tank 32, second motor 33, drive assembly 34, agitator rod 35, gear 4, buffer press assembly 41, press assembly 411, hydraulic cylinder 412, press block 413, M-shaped press tank 42, buffer assembly 421, stop slide 422, spring 423, buffer press plate 424, buffer plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model is further described below with reference to examples.

In some embodiments, referring to fig. 1-6 of the specification, an internal mixer for talc granulation comprises a feed support assembly 1;

the lower end of the feeding support component 1 is connected with a linkage type bidirectional stirring component 3 for heating and stirring materials;

the inside of the feeding support component 1 below the linkage type bidirectional stirring component 3 is connected with a closed discharging component 2 which is used for conveying out the internally mixed materials in the linkage type bidirectional stirring component 3 in a closed state;

the upper end of the feeding support component 1 is connected with a buffer pressing component 4 which presses the upper end opening of the linkage type bidirectional stirring component 3 and has a buffer function;

the feeding support assembly 1 comprises a hydraulic tank 11, a feeding port 12 and a stirring tank 13, wherein the top of the stirring tank 13 is fixedly connected with the hydraulic tank 11, the rear end of the hydraulic tank 11 is provided with the feeding port 12, the middle part of the hydraulic tank 11 is connected with a buffering pressing assembly 4, the upper end of the stirring tank 13 is connected with a linkage type bidirectional stirring assembly 3, and the lower end of the stirring tank 13 is connected with a closed discharging assembly 2;

preferably, the hydraulic tank 11 is a middle-shaped tank body;

when the material needs to be banburying, the material is fed into the hydraulic tank 11 through the feeding hole 12, and is fed into the linkage type bidirectional stirring assembly 3 through the hydraulic tank 11, the buffer pressing assembly 4 is limited and supported through the hydraulic tank 11, and the closed discharging assembly 2 and the linkage type bidirectional stirring assembly 3 are limited and supported through the stirring tank 13.

The closed discharging assembly 2 comprises a discharging device 21 and a communicating assembly 22, the lower end of the stirring box 13 is connected with the discharging device 21, the feeding supporting assembly 1 between the discharging device 21 and the linkage type bidirectional stirring assembly 3 is connected with the communicating assembly 22, and the discharging device 21 is communicated with the linkage type bidirectional stirring assembly 3 through the communicating assembly 22;

the discharging device 21 comprises a discharging groove 211, a first motor 212 and an auger 213, the discharging groove 211 is formed in the lower end of the feeding support assembly 1, the first motor 212 is fixedly connected to the left side wall of the stirring tank 13 on the left side of the discharging groove 211, the output end of the first motor 212 penetrates through the left side wall of the stirring tank 13 and is fixedly connected with the auger 213, and the outer end of the auger 213 is in fit sliding connection with the inner wall of the discharging groove 211;

the communication assembly 22 comprises a communication chute 221, an isolation slide plate 222, a pull rod 223 and a locking baffle 224, wherein the communication chute 221 is formed in the stirring box 13 between the discharge chute 211 and the linkage type bidirectional stirring assembly 3, the discharge chute 211 and the linkage type bidirectional stirring assembly 3 are communicated through the communication chute 221, the communication chute 221 penetrates through the right end of the stirring box 13, the isolation slide plate 222 is slidingly connected inside the stirring box 13, the pull rod 223 is fixedly connected to the right side wall of the isolation slide plate 222, the locking baffle 224 is rotationally connected to the right side wall of the stirring box 13 above the isolation slide plate 222 through a rotating shaft, and the locking baffle 224 is in contact connection with the isolation slide plate 222;

after the internal mixing of the materials in the linkage type bidirectional stirring assembly 3 is finished, the locking baffle 224 is rotated, the locking baffle 224 does not block the isolation sliding plate 222 any more, so that unlocking is finished, the pull rod 223 is pulled, the pull rod 223 drives the isolation sliding plate 222 to move downwards and rightwards in the limiting direction of the communication sliding groove 221, the isolation sliding plate 222 does not block the communication sliding groove 221 any more, the material outlet groove 211 is communicated with the linkage type bidirectional stirring assembly 3, the materials in the linkage type bidirectional stirring assembly 3 fall into the discharging groove 211, the first motor 212 is started at the moment, the output end of the first motor 212 drives the auger 213 to rotate, the materials in the material outlet groove 211 are transported rightwards, and the transportation of the materials is realized, so that the discharging of the materials can be realized simply and conveniently only by pulling the pull rod 223, the whole process of discharging is performed in a closed space, so that internal gas or dust cannot fly out, the environment cannot be polluted, the materials cannot directly contact with the air, the properties of the materials cannot change, and the quality of the finished products is higher.

The linkage type bidirectional stirring assembly 3 comprises a stirring tank 31, a second motor 32, a transmission assembly 33, stirring rods 34 and gears 35, wherein the stirring tank 31 is arranged on a stirring tank 13 above a discharge tank 211, a group of second motors 32 are fixedly connected to a bottom plate on the right side of the stirring tank 13, a group of stirring rods 34 are respectively arranged at the front end and the rear end of the stirring tank 31, the left end and the right end of the front group of stirring rods 34 respectively penetrate through the side wall of the stirring tank 13 and are in rotary connection with the stirring tank 13, the output end of the second motor 32 is in transmission connection with the right end of the front group of stirring rods 34 through the transmission assembly 33, the right end of the rear group of stirring rods 34 is in rotary connection with the right inner wall of the stirring tank 31, the left end of the rear group of stirring rods 34 respectively penetrates through the left side wall of the stirring tank 13, the left ends of the two groups of stirring rods 34 respectively are fixedly connected with gears 35, and the two groups of gears 35 are in meshed connection;

when the material gets into stirred tank 31 inside, start second motor 32, the second motor 32 output passes through drive assembly 33 and drives preceding a set of puddler 34 rotation, preceding a set of puddler 34 drives preceding a set of gear 35 and rotates, preceding a set of gear 35 drives a set of gear 35 and rotates, a set of gear 35 drives a set of puddler 34 rotation in the back, thereby make two sets of puddlers 34 rotate in stirred tank 31, thereby realized the stirring to the inside material of stirred tank 31, thereby make only need a set of motor just can be to the banburying of material, thereby practiced thrift the cost.

In some embodiments, as shown in FIGS. 3-6, as a preferred embodiment of the present utility model, the screw threads of both sets of stirring rods 34 are in the same direction;

the gears 35 connected with the left ends of the two groups of stirring rods 34 are meshed and connected, so that the two groups of stirring rods 34 rotate in opposite directions, and the two groups of rotors rotate relatively due to the communication of the screw thread directions of the two groups of stirring rods 34, so that the reciprocating stirring of materials in the stirring tank 31 is realized.

In some embodiments, as shown in fig. 3-5, as a preferred embodiment of the present utility model, the buffering pressing assembly 4 includes a pressing assembly 41 and a buffering assembly 42, the pressing assembly 41 is fixedly connected to the top of the hydraulic tank 11, the lower end of the pressing assembly 41 passes through the top of the hydraulic tank 11 and is in fit sliding connection with the side wall of the lower end of the hydraulic tank 11, the buffering assembly 42 is fixedly connected to the left and right sides of the lower end of the hydraulic tank 11, and the lower end of the pressing assembly 41 is in contact connection with the buffering assembly 42;

the pressing assembly 41 comprises a hydraulic cylinder 411, a pressing block 412 and an M-shaped pressing groove 413, wherein the hydraulic cylinder 411 is fixedly connected to the top of the hydraulic box 11, the output end of the hydraulic cylinder 411 penetrates through the top plate of the hydraulic box 11 and is fixedly connected with the pressing block 412, the pressing block 412 is in fit sliding connection with the side wall of the lower end of the hydraulic box 11, and the M-shaped pressing groove 413 is formed in the lower end of the pressing block 412;

the buffer assembly 42 comprises a limit slide bar 421, a spring 422, a buffer pressing plate 423 and a buffer baffle 424, wherein the limit slide bar 421 is fixedly connected to the front and rear ends of the inner bottoms of the left and right protruding parts of the hydraulic tank 11, a group of limit slide bars 421 penetrate through the buffer pressing plate 423 and are in sliding connection with the buffer pressing plate 423, the spring 422 is connected between the buffer pressing plate 423 and the inner bottoms of the protruding parts of the hydraulic tank 11, the limit slide bars 421 are wrapped by the spring 422, the buffer baffle 424 is fixedly connected to the upper ends of the left and right side walls of the pressing block 412, and the buffer baffle 424 is in contact connection with the buffer pressing plate 423;

when banburying is required, the hydraulic cylinder 411 is started, the output end of the hydraulic cylinder 411 drives the pressing block 412 to move downwards, the pressing block 412 drives the M-shaped pressing groove 413 to move downwards and press the upper end opening of the stirring groove 31, when the pressing block 412 moves downwards, the buffer baffle 424 is driven to move downwards to be contacted with the buffer pressing plate 423, the buffer pressing plate 424 drives the buffer pressing plate 423 to move downwards, the buffer pressing plate 423 moves downwards under the limit guide of the limit sliding rod 421, at the moment, the buffer pressing plate 423 extrudes the spring 422 to deform the spring 422, so that the restoring force of the spring 422 pushes the buffer pressing plate 423 upwards, the buffer pressing plate 423 pushes the buffer pressing plate 424 upwards, so that the buffer pressing plate 424 pushes the pressing block 412 upwards, so that the pressing block 412 obtains a certain buffer, so that the pressing block 412 does not move downwards suddenly, and the situation of damage to equipment is avoided, and the buffer pressing block 412 can not vibrate greatly when extruding materials in the stirring groove 31 through the buffer pressing plate 422, so that the damage to the equipment is reduced, and the service life of the equipment is prolonged.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. The utility model provides an internal mixer for talcum powder granulation, includes feeding supporting component (1), its characterized in that:

the lower end of the feeding support assembly (1) is connected with a linkage type bidirectional stirring assembly (3) for stirring materials;

the inside of the feeding support assembly (1) below the linkage type bidirectional stirring assembly (3) is connected with a closed discharging assembly (2) for conveying out the internally mixed materials in the linkage type bidirectional stirring assembly (3) in a closed state;

the closed discharging assembly (2) comprises a discharging device (21) and a communicating assembly (22), the lower end of the supporting assembly (1) is connected with the discharging device (21), the feeding supporting assembly (1) between the discharging device (21) and the linkage type bidirectional stirring assembly (3) is connected with the communicating assembly (22), and the discharging device (21) is communicated with the linkage type bidirectional stirring assembly (3) through the communicating assembly (22).

2. The internal mixer for talcum powder granulation according to claim 1, characterized in that the feeding support assembly (1) comprises a hydraulic tank (11), a feeding hole (12) and a stirring tank (13), the top of the stirring tank (13) is fixedly connected with the hydraulic tank (11), the rear end of the hydraulic tank (11) is provided with the feeding hole (12), the middle part of the hydraulic tank (11) is connected with a buffering pressing assembly (4), and the upper end of the stirring tank (13) is connected with a linkage type bidirectional stirring assembly (3).

3. The mixer for talc powder granulation according to claim 2, wherein the discharging device (21) comprises a discharging groove (211), a first motor (212) and a packing auger (213), the discharging groove (211) is formed at the lower end of the stirring tank (13), the first motor (212) is fixedly connected to the left side wall of the stirring tank (13) at the left side of the discharging groove (211), the output end of the first motor (212) penetrates through the left side wall of the stirring tank (13) and is fixedly connected with the packing auger (213), and the outer end of the packing auger (213) is in fit sliding connection with the inner wall of the discharging groove (211).

4. The internal mixer for talc powder granulation according to claim 3, wherein the communication assembly (22) comprises a communication chute (221), an isolation slide plate (222), a pull rod (223) and a locking baffle (224), the communication chute (221) is formed in the stirring tank (13) between the discharge chute (211) and the linkage type bidirectional stirring assembly (3), the discharge chute (211) is communicated with the linkage type bidirectional stirring assembly (3) through the communication chute (221), the communication chute (221) penetrates through the right end of the stirring tank (13), the isolation slide plate (222) is connected to the inside of the stirring tank (13) in a sliding manner, the pull rod (223) is fixedly connected to the right side wall of the isolation slide plate (222), the locking baffle (224) is rotationally connected to the right side wall of the stirring tank (13) above the isolation slide plate (222) through a rotating shaft, and the locking baffle (224) is in contact connection with the isolation slide plate (222).

5. The internal mixer for talc powder granulation according to claim 4, wherein the linkage type bidirectional stirring assembly (3) comprises a stirring tank (31), a second motor (32), a transmission assembly (33), stirring rods (34) and gears (35), the stirring tank (31) is arranged on the stirring tank (13) above the discharging tank (211), a group of second motors (32) are fixedly connected to the right bottom plate of the stirring tank (13), a group of stirring rods (34) are respectively arranged at the front end and the rear end of the stirring tank (31), the left end and the right end of the stirring rod (34) penetrate through the side wall of the stirring tank (13) and are in rotary connection with the stirring tank (13), the output end of the second motor (32) is in transmission connection with the right end of the stirring rod (34) through the transmission assembly (33), the right end of the stirring rod (34) is in rotary connection with the right inner wall of the stirring tank (31), the left end of the stirring rod (34) in the rear end penetrates through the left side wall of the stirring tank (13), and the gears (35) in the two groups are fixedly connected.

6. An internal mixer for talc granulation according to claim 5, characterized in that the screw direction of both sets of stirring bars (34) is the same.

7. The internal mixer for talc granulation according to claim 5 or 6, characterized in that said feeding support assembly (1) has its upper end connected with a buffer press assembly (4) for pressing the upper end opening of the linkage type bidirectional stirring assembly (3) and having a buffer function.

8. The internal mixer for talcum powder granulation according to claim 7, wherein the buffering pressing assembly (4) comprises a pressing assembly (41) and a buffering assembly (42), the pressing assembly (41) is fixedly connected to the top of the hydraulic tank (11), the lower end of the pressing assembly (41) penetrates through the top of the hydraulic tank (11) and is in fit sliding connection with the side wall of the lower end of the hydraulic tank (11), the buffering assembly (42) is fixedly connected to the left side and the right side of the lower end of the hydraulic tank (11), and the lower end of the pressing assembly (41) is in contact connection with the buffering assembly (42).

9. The internal mixer for talc powder granulation according to claim 8, wherein the pressing assembly (41) comprises a hydraulic cylinder (411), a pressing block (412) and an M-shaped pressing groove (413), the top of the hydraulic tank (11) is fixedly connected with the hydraulic cylinder (411), the output end of the hydraulic cylinder (411) passes through the top plate of the hydraulic tank (11) and is fixedly connected with the pressing block (412), the pressing block (412) is in fit sliding connection with the side wall of the lower end of the hydraulic tank (11), and the lower end of the pressing block (412) is provided with the M-shaped pressing groove (413).

10. The internal mixer for talc powder granulation according to claim 9, wherein the buffer assembly (42) comprises a limit slide bar (421), a spring (422), a buffer pressing plate (423) and a buffer baffle (424), both ends are fixedly connected with the limit slide bar (421) around the inner bottom of the left and right protruding part of the hydraulic tank (11), both ends are provided with a group of limit slide bars (421) passing through the buffer pressing plate (423) and are slidably connected with the buffer pressing plate (423), a spring (422) is connected between the buffer pressing plate (423) and the inner bottom of the protruding part of the hydraulic tank (11), the limit slide bar (421) is wrapped by the spring (422), both sides wall upper ends are fixedly connected with the buffer baffle (424), and the buffer baffle (424) is in contact connection with the buffer pressing plate (423).