阅读说明：本技术 一种耐火浇注料生产用混合装置 (Mixing arrangement is used in refractory castable production ) 是由 缪桂平 于 2019-11-19 设计创作，主要内容包括：本发明公开了一种耐火浇注料生产用混合装置,包括混合箱和预混合箱,所述混合箱的左侧面通过第一出料通道与粉碎箱相连通,且粉碎箱的上表面设置有第一进料管,所述粉碎箱的内侧壁转动连接有第一粉碎辊和第二粉碎辊,所述粉碎箱的前侧面设置有集尘箱,且集尘箱上设置有风机,所述预混合箱的内侧壁设置有振动筛,且预混合箱的内侧壁转动连接有第三粉碎辊,所述第三粉碎辊的后端与传动机构相连接,所述第四电动机设置在预混合箱的后侧面上。该耐火浇注料生产用混合装置,设置的风机,可在耐火原料破碎加工时,将破碎加工过程产生的粉尘通过吸管和连接管吸入到集尘箱内收集,定期对集尘箱进行清理,减少粉尘散入空气对环境的污染。(The invention discloses a mixing device for refractory castable production, which comprises a mixing box and a premixing box, wherein the left side surface of the mixing box is communicated with a crushing box through a first discharge channel, the upper surface of the crushing box is provided with a first feed pipe, the inner side wall of the crushing box is rotationally connected with a first crushing roller and a second crushing roller, the front side surface of the crushing box is provided with a dust collection box, the dust collection box is provided with a fan, the inner side wall of the premixing box is provided with a vibrating screen, the inner side wall of the premixing box is rotationally connected with a third crushing roller, the rear end of the third crushing roller is connected with a transmission mechanism, and a fourth motor is arranged on the rear side surface of the premixing box. This mixing arrangement is used in refractory castable production, the fan of setting can be when the broken man-hour of refractory raw materials, and the dust that produces the broken course of working is collected in inhaling the dust collection box through straw and connecting pipe, regularly clears up the dust collection box, reduces the dust and scatters into the pollution of air to the environment.)

1. The utility model provides a mixing arrangement is used in refractory castable production, includes mixing box (1) and premixing case (19), its characterized in that: the lower extreme of mixing box (1) is provided with first discharging pipe (2), and the upper surface of mixing box (1) is provided with first motor (3), first motor (3) are connected with first pivot (4), and first pivot (4) lower extreme runs through mixing box (1) and is connected with first puddler (5), and the upper end of first puddler (5) is rotated and is connected on the interior top of mixing box (1) simultaneously, the left surface of mixing box (1) is linked together through first discharging channel (6) and crushing box (7), and the upper surface of crushing box (7) is provided with first inlet pipe (8), and the inside wall of crushing box (7) is provided with shale shaker (27) simultaneously, the inside wall of crushing box (7) rotates and is connected with first crushing roller (9) and second crushing roller (10), and first crushing roller (9) sets up the top at second crushing roller (10), the second crushing roller (10) is arranged above the vibrating screen (27), the rear ends of the second crushing roller (10) and the first crushing roller (9) are respectively connected with the transmission mechanism (11), the transmission mechanism (11) penetrates through the rear side wall of the crushing box (7), the transmission mechanism (11) above is connected with the second motor (12), meanwhile, the second motor (12) is arranged on the rear side surface of the crushing box (7), the transmission mechanism (11) is provided with the rotating wheels (13), the rotating wheels (13) are connected through the synchronous belt (14), the front side surface of the crushing box (7) is provided with the dust collection box (15), the dust collection box (15) is provided with the fan (16), the fan (16) is connected with the connecting pipe (17), one end, far away from the fan (16), of the connecting pipe (17) is connected with the suction pipe (18), and the suction pipe (18) is communicated with the front side surface of the crushing box (7), the premixing box (19) is arranged on the right side of the mixing box (1), the left side face of the premixing box (19) is communicated with the mixing box (1) through a second discharging channel (20), a second discharging pipe (21) is arranged above one end, far away from the mixing box (1), of the second discharging channel (20), the second discharging pipe (21) is arranged in the premixing box (19), a second feeding pipe (22) and a third feeding pipe (23) are arranged on the upper surface of the premixing box (19), the second feeding pipe (22) is arranged on the left side of the third feeding pipe (23), a third motor (24) is arranged on the upper surface of the premixing box (19), the third motor (24) is arranged between the second feeding pipe (22) and the third feeding pipe (23), the third motor (24) is connected with a second rotating shaft (25), and the lower end of the second rotating shaft (25) penetrates through the upper surface of the premixing box (19) and is connected with a second stirring rod (26), simultaneously second puddler (26) upper end is rotated and is connected on the interior top of premixing case (19), the inside wall of premixing case (19) is provided with shale shaker (27), and the inside wall of premixing case (19) rotates and is connected with third crushing roller (28), and third crushing roller (28) set up the top at shale shaker (27) simultaneously, the rear end of third crushing roller (28) is connected with drive mechanism (11), and drive mechanism (11) run through the back wall of premixing case (19) and be connected with fourth motor (29), fourth motor (29) set up on the trailing flank of premixing case (19), and the right flank of premixing case (19) is provided with receiving device (30).

2. A mixing device for refractory castable production according to claim 1, wherein: the rotating mechanism is composed of the first motor (3), the first rotating shaft (4) and the first stirring rod (5), and stirring blades are symmetrically arranged on the first stirring rod (5).

3. A mixing device for refractory castable production according to claim 1, wherein: the first crushing roller (9), the second crushing roller (10), the transmission mechanism (11), the second motor (12), the rotating wheel (13) and the synchronous belt (14) form a rotating mechanism, and the first crushing roller (9) and the second crushing roller (10) are symmetrically arranged about the center line of the crushing box (7).

4. A mixing device for refractory castable production according to claim 1, wherein: the transmission mechanism (11) comprises a first rotating rod (1101), a first gear (1102), a second gear (1103) and a second rotating rod (1104), the first gear (1102) is arranged on the first rotating rod (1101), the first gear (1102) is meshed with the second gear (1103), the second gear (1103) is arranged on the second rotating rod (1104), the first rotating rod (1101) is connected with a second motor (12), a rotating wheel (13) is arranged on the first rotating rod (1101), meanwhile, the first rotating rod (1101) and the second rotating rod (1104) are respectively connected with a corresponding first crushing roller (9) and a corresponding second crushing roller (10), the number of the transmission mechanisms (11) is three, and the rotating wheels (13) are arranged on 2 transmission mechanisms (11).

5. A mixing device for refractory castable production according to claim 1, wherein: the connecting pipe (17) is connected with 2 straws (18), and the straws (18) are respectively arranged above the first crushing roller (9) and the second crushing roller (10).

6. A mixing device for refractory castable production according to claim 1, wherein: the third motor (24), the second rotating shaft (25) and the second stirring rod (26) form a rotating mechanism, and stirring blades are symmetrically arranged on the second stirring rod (26).

7. A mixing device for refractory castable production according to claim 4, characterized in that: the vibrating screens (27) are arranged in two, and the vibrating screens (27) are respectively arranged in the crushing box (7) and the pre-mixing box (19).

8. A mixing device for refractory castable production according to claim 1, wherein: the third crushing roller (28), the fourth motor (29) and the transmission mechanism (11) form a rotating mechanism, and the fourth motor (29) is connected with the first rotating rod (1101).

9. A mixing device for refractory castable production according to claim 1, wherein: receiving device (30) is including auger (3001), conveyer pipe (3002), third pivot (3003), fifth motor (3004) and discharge gate (3005), and the lower extreme of auger (3001) rotates the interior bottom of connecting at receiving device (30), auger (3001) upper end is rotated and is connected on top in conveyer pipe (3002), and the left surface and the right side wall of premixing case (19) of conveyer pipe (3002) are connected, auger (3001) upper end is connected with third pivot (3003), and third pivot (3003) run through conveyer pipe (3002) upper surface and be connected with fifth motor (3004), fifth motor (3004) set up simultaneously at conveyer pipe (3002) upper surface, the left side of conveyer pipe (3002) is provided with discharge gate (3005), and the left end and the right side wall of premixing case (19) of discharge gate (3005) communicate.

Technical Field

The invention relates to the technical field of refractory castable, in particular to a mixing device for refractory castable production.

Background

The refractory castable is a mixture composed of refractory raw materials, a binding agent, an additive and the like, a mixing device is required to be used for mixing materials in the production and processing process of the refractory castable, when the refractory castable is produced, the refractory raw materials are generally required to be crushed and then mixed with the binding agent, the additive and other additives, but dust is generated when the common refractory raw materials are crushed, surrounding air is polluted, the refractory raw materials are directly mixed with the binding agent, the additive and the like, the mixing effect is poor, part of the additives are required to be premixed and then mixed with the refractory raw materials, the mixing quality of the additives is improved, and the problem is solved by the mixing device for producing the refractory castable.

Disclosure of Invention

The invention aims to provide a mixing device for refractory castable production, which aims to solve the problems that the common refractory raw materials proposed in the background art generate dust when being crushed and pollute the ambient air, the refractory raw materials are directly mixed with a bonding agent, an additive and the like, the mixing effect is poor, and the mixing device for refractory castable production needs to be improved.

In order to achieve the purpose, the invention provides the following technical scheme: a mixing device for refractory castable production comprises a mixing box and a premixing box, wherein a first discharging pipe is arranged at the lower end of the mixing box, a first motor is arranged on the upper surface of the mixing box and is connected with a first rotating shaft, the lower end of the first rotating shaft penetrates through the mixing box and is connected with a first stirring rod, the upper end of the first stirring rod is rotatably connected to the inner top end of the mixing box, the left side surface of the mixing box is communicated with a crushing box through a first discharging channel, the upper surface of the crushing box is provided with a first feeding pipe, the inner side wall of the crushing box is provided with a vibrating screen, the inner side wall of the crushing box is rotatably connected with a first crushing roller and a second crushing roller, the first crushing roller is arranged above the second crushing roller, the second crushing roller is arranged above the vibrating screen, and the rear ends of the second crushing roller and the first crushing roller are respectively connected with a transmission mechanism, the transmission mechanism penetrates through the rear side wall of the crushing box, the transmission mechanism above the transmission mechanism is connected with the second motor, the second motor is arranged on the rear side face of the crushing box, the transmission mechanism is provided with rotating wheels, the rotating wheels are connected through a synchronous belt, the front side face of the crushing box is provided with a dust collection box, the dust collection box is provided with a fan, the fan is connected with a connecting pipe, one end, away from the fan, of the connecting pipe is connected with a suction pipe, the suction pipe is communicated with the front side face of the crushing box, the pre-mixing box is arranged on the right side of the mixing box, the left side face of the pre-mixing box is communicated with the mixing box through a second discharging channel, a second discharging pipe is arranged above one end, away from the mixing box, of the second discharging channel, the second discharging pipe is arranged in the pre-mixing box, and the upper surface of the pre-mixing box, and the second feeding pipe is arranged at the left side of the third feeding pipe, the upper surface of the pre-mixing box is provided with a third motor, and a third motor is arranged between the second feeding pipe and the third feeding pipe, the third motor is connected with a second rotating shaft, the lower end of the second rotating shaft penetrates through the upper surface of the premixing box and is connected with a second stirring rod, meanwhile, the upper end of the second stirring rod is rotationally connected with the inner top end of the premixing box, the inner side wall of the premixing box is provided with a vibrating screen, the inner side wall of the premixing box is rotationally connected with a third crushing roller, meanwhile, a third crushing roller is arranged above the vibrating screen, the rear end of the third crushing roller is connected with a transmission mechanism, and the transmission mechanism penetrates through the rear side wall of the premixing box and is connected with a fourth motor, the fourth motor is arranged on the rear side face of the premixing box, and a material receiving device is arranged on the right side face of the premixing box.

Preferably, the first motor, the first rotating shaft and the first stirring rod form a rotating mechanism, and the first stirring rod is symmetrically provided with stirring blades.

Preferably, the first crushing roller, the second crushing roller, the transmission mechanism, the second motor, the rotating wheel and the synchronous belt form a rotating mechanism, and the first crushing roller and the second crushing roller are symmetrically arranged around the center line of the crushing box.

Preferably, the transmission mechanism comprises a first rotating rod, a first gear, a second gear and a second rotating rod, the first rotating rod is provided with the first gear, the first gear is meshed with the second gear, the second gear is arranged on the second rotating rod, the first rotating rod is connected with the second motor, the first rotating rod is provided with a rotating wheel, the first rotating rod and the second rotating rod are respectively connected with the corresponding first crushing roller and the second crushing roller, the number of the transmission mechanisms is three, and the 2 transmission mechanisms are provided with the rotating wheels.

Preferably, the connecting pipe is connected with 2 straws, and the straws are respectively arranged above the first crushing roller and the second crushing roller.

Preferably, the third motor, the second rotating shaft and the second stirring rod form a rotating mechanism, and the second stirring rod is symmetrically provided with stirring blades.

Preferably, the vibrating screens are arranged in two, and the vibrating screens are respectively arranged in the crushing box and the premixing box.

Preferably, the third crushing roller, the fourth motor and the transmission mechanism form a rotating mechanism, and the fourth motor is connected with the first rotating rod.

Preferably, receiving device is including the auger, the conveyer pipe, the third pivot, fifth motor and discharge gate, and the lower extreme of auger rotates the interior bottom of connecting at receiving device, the auger upper end rotates and connects on the intraductal top of conveyer, and the left surface and the premixing case right flank of conveyer pipe are connected, the auger upper end is connected with the third pivot, and the third pivot runs through the conveyer pipe upper surface and is connected with the fifth motor, the fifth motor sets up on the conveyer pipe upper surface simultaneously, the left side of conveyer pipe is provided with the discharge gate, and the left end and the premixing case right flank of discharge gate are linked together.

Compared with the prior art, the invention has the beneficial effects that: the mixing device for producing the refractory castable is provided with a plurality of mixing holes,

(1) the first crushing roller and the second crushing roller are simultaneously driven by a second motor through a transmission mechanism, a rotating wheel and a synchronous belt to crush the refractory raw materials, so that the crushing effect of the refractory raw materials is improved by graded crushing, and the mixing quality of later-stage refractory castable is improved;

(2) the fan is arranged, so that dust generated in the crushing process can be sucked into the dust collection box through the suction pipe and the connecting pipe for collection when the refractory raw materials are crushed, the dust collection box is cleaned regularly, and the pollution of the dust scattered into the air to the environment is reduced;

(3) during premixing, powdery additives and blocky additives which are easy to agglomerate can be added into the premixing box through the third feeding pipe, and the fourth motor is used for driving the third crushing roller to crush the additives, so that the premixing quality is improved;

(4) the vibrating screen can screen the crushed refractory raw materials and the premixed additives under the action of the vibrating motor, the refractory raw materials are crushed in a grading way, the crushing effect is good, the unqualified refractory raw materials are low in content, the unqualified refractory raw materials can be discharged and collected through the discharge hole and can be subsequently reused, the unqualified premixed materials can be discharged into the material receiving device through the discharge hole, the premixed materials are lifted above the third crushing roller again under the action of the auger driven by the fifth motor, and the crushed materials are crushed again, so that the crushing quality is improved;

(5) carry out the homogeneous mixing to mixing in advance through the third motor, after the stirring is accomplished, discharge through the second discharging pipe and enter into the mixing box by second discharging channel in, mix with the refractory raw materials after the screening, under the effect of first motor, through first puddler with refractory raw materials and mixing in advance homogeneous mixing, promote mixed effect.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the left side of the connection between the crushing box and the transmission mechanism according to the present invention;

FIG. 4 is a schematic top view of a premixing box according to the present invention;

FIG. 5 is a schematic top view of the crushing box of the present invention;

fig. 6 is a schematic view of a front cross-sectional structure of the receiving device of the present invention.

In the figure: 1. a mixing box, 2, a first discharging pipe, 3, a first motor, 4, a first rotating shaft, 5, a first stirring rod, 6, a first discharging channel, 7, a crushing box, 8, a first feeding pipe, 9, a first crushing roller, 10, a second crushing roller, 11, a transmission mechanism, 1101, a first rotating rod, 1102, a first gear, 1103, a second gear, 1004, a second rotating rod, 12, a second motor, 13, a rotating wheel, 14, a synchronous belt, 15, a dust collecting box, 16, a fan, 17, a connecting pipe, 18, a suction pipe, 19, a premixing box, 20, a second discharging channel, 21, a second discharging pipe, 22, a second feeding pipe, 23, a third feeding pipe, 24, a third motor, 25, a second rotating shaft, 26, a second stirring rod, 27, a vibrating screen, 28, a third crushing roller, 29, a fourth motor, 30, a receiving device, 3001, an auger, 3002, a conveying pipe, 3003, Third pivot, 3004, fifth motor, 3005, discharge gate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a mixing device for refractory castable production, as shown in figures 1 and 2, a first discharge pipe 2 is arranged at the lower end of a mixing box 1, and the upper surface of the mixing box 1 is provided with a first motor 3, the first motor 3, a first rotating shaft 4 and a first stirring rod 5 form a rotating mechanism, the first stirring rod 5 is symmetrically provided with stirring blades, the first motor 3 drives the first stirring rod 5 through the first rotating shaft 4 to uniformly mix and stir the refractory raw material and the premix, the first motor 3 is connected with the first rotating shaft 4, the lower end of the first rotating shaft 4 penetrates through the mixing box 1 and is connected with the first stirring rod 5, meanwhile, the upper end of the first stirring rod 5 is rotationally connected with the inner top end of the mixing box 1, the left side surface of the mixing box 1 is communicated with the crushing box 7 through the first discharging channel 6, and the upper surface of the crushing box 7 is provided with a first feeding pipe 8, while the inner side wall of the crushing box 7 is provided with a vibrating screen 27.

As shown in fig. 1, 3 and 5, the inner side wall of the crushing box 7 is rotatably connected with a first crushing roller 9 and a second crushing roller 10, the first crushing roller 9 is arranged above the second crushing roller 10, the first crushing roller 9, the second crushing roller 10, a transmission mechanism 11, a second motor 12, a rotating wheel 13 and a synchronous belt 14 form a rotating mechanism, the first crushing roller 9 and the second crushing roller 10 are symmetrically arranged about the center line of the crushing box 7, the second motor 12 drives the first crushing roller 9 and the second crushing roller 10 to perform double-stage crushing on refractory raw materials through the transmission mechanism 11, the rotating wheel 13 and the synchronous belt 14 to improve the crushing quality of the refractory raw materials, the second crushing roller 10 is arranged above the vibrating screen 27, the rear ends of the second crushing roller 10 and the first crushing roller 9 are respectively connected with the transmission mechanism 11, the transmission mechanism 11 comprises a first rotating rod 1101, a first gear 1102, a second gear 1103 and a second rotating rod 1104, and a first gear 1102 is arranged on the first rotating rod 1101, the first gear 1102 is connected with a second gear 1103 in a meshing manner, the second gear 1103 is arranged on the second rotating rod 1104, the first rotating rod 1101 is connected with a second motor 12, a rotating wheel 13 is arranged on the first rotating rod 1101, the first rotating rod 1101 and the second rotating rod 1104 are respectively connected with a corresponding first crushing roller 9 and a corresponding second crushing roller 10, three transmission mechanisms 11 are arranged, rotating wheels 13 are arranged on 2 transmission mechanisms 11, the rotating directions of the 2 crushing rollers are opposite through the transmission mechanisms 11, the transmission mechanisms 11 penetrate through the rear side wall of the crushing box 7, the transmission mechanisms 11 above are connected with the second motor 12, the second motor 12 is arranged on the rear side face of the crushing box 7, the transmission mechanisms 11 are provided with the rotating wheels 13, and the rotating wheels 13 are connected through a synchronous belt 14.

As shown in fig. 2 and 5, a dust collection box 15 is disposed on the front side surface of the crushing box 7, a fan 16 is disposed on the dust collection box 15, the fan 16 is connected with a connecting pipe 17, one end of the connecting pipe 17 far away from the fan 16 is connected with a suction pipe 18, the suction pipe 18 is communicated with the front side surface of the crushing box 7, the connecting pipe 17 is connected with 2 suction pipes 18, the suction pipes 18 are respectively disposed above the first crushing roller 9 and the second crushing roller 10, and dust generated in the crushing process is sucked into the dust collection box 15 through the suction pipes 18 under the action of the fan 16, so that the dust is reduced from being scattered into the air.

As shown in fig. 1, 2 and 4, the premixing box 19 is disposed at the right side of the mixing box 1, the left side surface of the premixing box 19 is communicated with the mixing box 1 through a second discharging passage 20, a second discharging pipe 21 is disposed above one end of the second discharging passage 20 away from the mixing box 1, the second discharging pipe 21 is disposed in the premixing box 19, a second feeding pipe 22 and a third feeding pipe 23 are disposed on the upper surface of the premixing box 19, the second feeding pipe 22 is disposed at the left side of the third feeding pipe 23, a third motor 24 is disposed on the upper surface of the premixing box 19, the third motor 24 is disposed between the second feeding pipe 22 and the third feeding pipe 23, the third motor 24, the second rotating shaft 25 and the second stirring rod 26 form a rotating mechanism, stirring blades are symmetrically disposed on the second stirring rod 26, the third motor 24 drives the second stirring rod 26 to uniformly stir the premixed material through the second rotating shaft 25, the third motor 24 is connected to the second rotating shaft 25, and the lower end of the second rotating shaft 25 penetrates the upper surface of the pre-mixing tank 19 and is connected to the second stirring rod 26, and the upper end of the second stirring rod 26 is rotatably connected to the inner top end of the pre-mixing tank 19.

As shown in fig. 1, 2, 4 and 6, a vibrating screen 27 is disposed on the inner side wall of the premixing box 19, a third crushing roller 28 is rotatably connected to the inner side wall of the premixing box 19, the third crushing roller 28 is disposed above the vibrating screen 27, the vibrating screen 27 is connected to a vibrating motor, two vibrating screens 27 are disposed, the vibrating screens 27 are disposed in the crushing box 7 and the premixing box 19 respectively, the vibrating screen 27 can screen the crushed refractory raw material and part of the premixed material to avoid mixing of unqualified materials and influence on the quality of the mixed material, the rear end of the third crushing roller 28 is connected to a transmission mechanism 11, the transmission mechanism 11 penetrates through the rear side wall of the premixing box 19 and is connected to a fourth motor 29, the third crushing roller 28, the fourth motor 29 and the transmission mechanism 11 form a rotating mechanism, the fourth motor 29 is connected to a first rotating rod 1101, the fourth motor 29 drives the third crushing roller 28 to crush the premixed material, the quality of the premixed material is improved, the fourth motor 29 is arranged on the rear side face of the premixing box 19, the right side face of the premixing box 19 is provided with the material receiving device 30, the material receiving device 30 comprises an auger 3001, a delivery pipe 3002, a third rotating shaft 3003, a fifth motor 3004 and a discharge hole 3005, the lower end of the auger 3001 is rotatably connected to the inner bottom of the material receiving device 30, the upper end of the auger 3001 is rotatably connected to the inner top end of the delivery pipe 3002, the left side face of the delivery pipe 3002 is connected with the right side wall of the premixing box 19, the upper end of the auger 3001 is connected with the third rotating shaft 3003, the third rotating shaft 3003 penetrates through the upper surface of the delivery pipe 2 and is connected with the fifth motor 3004, meanwhile, the fifth motor 3004 is arranged on the upper surface of the delivery pipe 3002, the left side of the delivery pipe 3005 is provided with the discharge hole 3005, the left end of the discharge hole 3005 is communicated, the premix is lifted to the upper part of the third crushing roller 28 under the action of the auger 3001 driven by the fifth motor 3004, and is crushed again.

The working principle is as follows: when the mixing device for producing the refractory castable is used, a power supply is switched on, refractory raw materials are added into the crushing box 7 through the first feeding pipe 8, the second motor 12 is started, the second motor 12 drives the first rotating rod 1101 to rotate, the rotating wheel 13 on the first rotating rod 1101 at the upper part drives the first rotating rod 1101 at the lower part to rotate through the synchronous belt 14, the first gear 1102 arranged on the first rotating rod 1101 drives the second gear 1103 to rotate, the second rotating rod 1104 is driven to rotate, the first crushing roller 9 and the second crushing roller 10 rotate, the refractory raw materials are crushed in a dual-grading manner, the crushing effect is improved, the crushed refractory raw materials are screened by the vibrating screen 27 under the action of the vibrating motor, a small amount of unqualified refractory raw materials can be discharged and collected through the discharge port, qualified refractory raw materials fall through the vibrating screen 27 and enter the mixing box 1 through the first discharge channel 6, a binding agent, Auxiliary additives such as additives are premixed through a premixing box 19, liquid and non-caking powdery additives are added into the premixing box 19 through a second feeding pipe 22, lumpy or caking powdery additives are added into the premixing box 19 through a third feeding pipe 23, a fourth motor 29 is started, the fourth motor 29 drives a third crushing roller 28 to rotate through a transmission mechanism 11 to crush the additives, the crushed additives are sieved through a vibrating screen 27 and fall to the lower part, unqualified additives slide out of the vibrating screen 27 and fall into a material receiving device 30, a fifth motor 3004 is started, the fifth motor 3004 drives a third rotating shaft 3003 to rotate, the third rotating shaft 3003 drives a packing auger 3001 to rotate, the additives are lifted upwards and discharged again to the upper part of the third crushing roller 28 through a discharge port 3005 to be crushed again, the third motor 24 is started, the third motor 24 drives a second rotating shaft 25 to rotate, the second rotating shaft 25 drives the second stirring rod 26 to rotate to uniformly mix and stir the pre-mixture, after the stirring is completed, the valve on the second outlet pipe 21 is opened to feed the premix into the mixing tank 1 through the second outlet channel 20, adding a proper amount of water or liquid binder into the mixing tank 1 through a water injection pipe on the right side of the mixing tank 1, starting a first motor 3, driving a first rotating shaft 4 to rotate by the first motor 3, driving a first stirring rod 5 by the first rotating shaft 4 to uniformly stir the refractory raw material, the water (or the liquid binder) and the premix, mixing and processing the mixture into a refractory castable, opening a valve on a first discharge pipe 2 after the processing is finished, the collection of the castable refractory is carried out by periodically opening a door at the front of the dust box 15 to clean its interior of dust, which is not described in detail in this specification, and which is well known to those skilled in the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.