CN221475709U

CN221475709U - Homogenization tank feeding device

Info

Publication number: CN221475709U
Application number: CN202323261181.7U
Authority: CN
Inventors: 金江彬; 张思灯; 贾首鹏; 徐苏琪; 杨旭宇
Original assignee: Zhejiang Mingjiang New Materials Technology Co ltd
Current assignee: Zhejiang Mingjiang New Materials Technology Co ltd
Priority date: 2023-11-30
Filing date: 2023-11-30
Publication date: 2024-08-06
Anticipated expiration: 2033-11-30

Abstract

The utility model relates to a homogenizing tank feeding device which comprises a base, a connecting sleeve and a driving motor which are arranged on the base, a pair of feeding hoppers which are arranged on the base and are respectively arranged on two sides of the connecting sleeve, a feeding inlet which penetrates through the connecting sleeve and is communicated with the pair of feeding hoppers, a horizontal spiral shaft which is rotatably connected with the feeding hopper and penetrates through the feeding inlet, and a stirrer which is arranged on the horizontal spiral shaft and is arranged in the connecting sleeve. According to the utility model, a pair of feed hoppers are arranged for feeding simultaneously, and each fed material is conveyed and primarily mixed uniformly by the aid of the autorotation horizontal screw shaft and the stirrer, so that the stirring dead angle at the bottom of the homogenization tank is reduced, the feeding time and the homogenization time are shortened, the production efficiency is improved, and the product quality is ensured.

Description

Homogenization tank feeding device

Technical Field

The utility model relates to the technical field of plastic processing, in particular to a feeding device of a homogenization tank.

Background

The mixer is a device for uniformly mixing two or more materials, which is classified into four categories of gas and low-viscosity liquid mixers, medium-high-viscosity liquid and paste mixing machines, thermoplastic material mixers and powder and granular solid material mixing machines, wherein the conical double-screw mixer is a mixer for mixing powder and granular solid materials, the working principle is that the powder and granular materials are poured into a conical homogenization tank, blades on a screw shaft which is obliquely arranged are driven by a motor to rotate and stir, and meanwhile, a rotating arm rotates around a first rotating shaft, so that the stirring and mixing homogenization of plastic raw materials is realized.

The stirring mode of the existing double-screw conical mixer comprises the rotation movement of the screw shaft and the revolution movement of the screw shaft along with the turnover of the rotating arm along the cylinder wall. After the material is sucked from the bottom of the homogenization tank, on one hand, the lower end of the screw shaft is in a suspended state relative to the homogenization tank, so that the bottom of the homogenization tank has a stirring dead angle; on the other hand, at least two materials are required to be simultaneously input, and the homogenization tank on the existing mixer is usually provided with only one feeding port, so that the feeding time can be prolonged, the homogenization time is prolonged, and the mixing of the materials which are sequentially input is promoted to be uniform, so that the production efficiency is influenced.

Disclosure of utility model

The utility model aims to solve the problems of the prior art and provides a feeding device of a homogenization tank, which has the advantages of shortening the feeding time and the homogenization time, improving the production efficiency and ensuring the product quality.

The above object of the present utility model is achieved by the following technical solutions:

The utility model provides a homogenization jar feed arrangement, includes the base, set up in connecting sleeve and driving motor on the base, a pair of set up in on the base and arrange respectively in the feeder hopper of connecting sleeve both sides, run through set up in on the connecting sleeve and communicate in the feed inlet of this pair of feeder hopper, rotate connect in on the feeder hopper and wear to locate horizontal screw axis on the feed inlet, and set up in on the horizontal screw axis and arrange in agitator in the connecting sleeve, the connecting sleeve is used for the intercommunication homogenization jar bottom and arranges relative homogenization jar's slope screw axis's bottom, this pair of feeder hopper is used for the cover to locate homogenization jar bottom and arrange relative homogenization jar's discharging pipe, driving motor's output shaft and this pair of horizontal screw axis coaxial coupling in order, and this pair of horizontal screw axis's spiral direction is opposite.

By adopting the technical scheme, the connecting sleeve is used in advance to replace the bottom area of the original homogenization tank, namely the stirring dead angle area at the lower end of the original inclined screw shaft, two or more materials can be simultaneously added to the feed hopper during feeding, the feeding time is directly shortened, the materials fall towards the horizontal screw shaft under the action of dead weight, are driven by the rotating horizontal screw shaft and are conveyed towards the connecting sleeve in a screw manner, preliminary uniform mixing is realized, various materials in the original stirring dead angle area are forced to be further uniform by the stirrer, and are driven to be lifted towards the inclined screw shaft in the stirring process, so that the subsequent homogenization time can be shortened; in addition, the discharging pipe of the homogenizing tank can be selectively opened, so that the homogenized materials fall into the feeding hopper and are circularly conveyed through the horizontal screw shaft and the stirrer, and the uniformity of material mixing is further ensured; in the process, the feeding hopper is arranged to feed simultaneously, and each fed material is conveyed and primarily mixed uniformly by the aid of the autorotation horizontal screw shaft and the stirrer, so that the stirring dead angle at the bottom of the homogenization tank is reduced, the feeding time and the homogenization time are shortened, the production efficiency is improved, and the product quality is ensured.

The utility model is further provided with: the driving motor is a servo motor.

By adopting the technical scheme, the servo motor has the advantages of high precision, good high-speed performance, strong overload resistance, stable low-speed operation, low heating and noise, and can drive the horizontal screw shaft and the stirrer to rotate stably, so that the conveying and mixing efficiency is ensured.

The utility model is further provided with: the lateral wall of feeder hopper sets up to the guide wall of slope, just the guide wall keeps away from the one end of connecting sleeve is higher than being close to the one end of connecting sleeve.

Through adopting above-mentioned technical scheme, the in-process that the material falls towards horizontal screw axis under the dead weight effect, because feed inlet upper end opening diameter is greater than the lower extreme opening diameter, can make the material produce certain centripetal force when getting into the feed inlet, the material can flow along guide wall orientation connecting sleeve and horizontal screw axis one side promptly for the material is carried along the spiral direction, is favorable to the preliminary misce bene of material.

The utility model is further provided with: the pair of feed hoppers are respectively arranged into a first hopper and a second hopper, the first hopper is fixedly connected to the connecting sleeve, the driving motor is arranged on the first hopper, the output shaft is connected to a horizontal screw shaft on the first hopper, and the bottom of the second hopper is hinged to the base and detachably connected to the connecting sleeve.

Through adopting above-mentioned technical scheme, when the ejection of compact, removable second hopper, the quick ejection of compact of discharging pipe of material accessible feed inlet and homogenization jar.

The utility model is further provided with: a plurality of buckles are respectively arranged between the two sides of the second hopper and the connecting sleeve.

By adopting the technical scheme, the second hopper is convenient to assemble and disassemble on the connecting sleeve.

The utility model is further provided with: the second hopper is close to the U-shaped side of the connecting sleeve is provided with a U-shaped strip, a U-shaped concave groove is formed in the surface of the U-shaped strip, a flexible sealing strip is embedded in the groove, and the sealing strip tightly abuts against the surface of the connecting sleeve.

By adopting the technical scheme, the sealing performance between the second hopper and the connecting sleeve is enhanced, and leakage is avoided.

The utility model is further provided with: the side wall of the groove is provided with a plurality of arc grooves which are arranged in parallel, and the inner side surface of the sealing strip is provided with arc convex strips which are tightly embedded in the arc grooves.

By adopting the technical scheme, the mounting stability of the sealing strip in the groove is improved.

The utility model is further provided with: the sealing strip is abutted against the surface of the connecting sleeve, and a plurality of right-angle grooves are formed in parallel.

By adopting the technical scheme, the sealing performance between the second hopper and the connecting sleeve is further enhanced, and leakage is avoided.

The utility model is further provided with: the stirrer comprises an inner ring, an outer ring, a plurality of through holes and a plurality of stirring blades, wherein the inner ring is tightly sleeved on the horizontal screw shaft, the outer ring is sleeved on the inner ring in a clearance way, the through holes are formed in the outer ring, the stirring blades are arranged between the inner ring and the outer ring and are arranged in a staggered mode with the through holes, and the stirring blades are obliquely arranged relative to the axial lead of the horizontal screw shaft.

Through adopting above-mentioned technical scheme, the stirring vane of slope constitutes turbine structure between inner circle and outer lane, is favorable to driving the promotion mixing of connecting sleeve bottom material.

The utility model is further provided with: the stirring blades on the pair of stirrers are symmetrically arranged relative to a plane perpendicular to the axis of the horizontal screw shaft.

By adopting the technical scheme, the formation of inertial vortex can be avoided, and the conveying and mixing efficiency can be guaranteed.

In summary, the beneficial technical effects of the utility model are as follows: through setting up a pair of feeder hopper and throw simultaneously to assist horizontal screw axis and the agitator of autorotation to carry and preliminary mixing to each material of throwing the addition, be favorable to reducing the stirring dead angle of homogenization jar bottom, when shortening throw material time and homogenization time, can improve production efficiency, guarantee product quality.

Drawings

FIG. 1 is a schematic illustration of the connection between a feed device and a homogenization tank of the present utility model.

Fig. 2 is a schematic diagram of the connection relationship between the screw shaft and the agitator of the present utility model.

Fig. 3 is a schematic view of the connection between the connecting sleeve and the second hopper of the present utility model.

FIG. 4 is a schematic view of the connection relationship between the connecting sleeve, the U-shaped strip and the sealing strip according to the present utility model.

In the figure, 1, a base; 2. a connecting sleeve; 21. a feed inlet; 3. a feed hopper; 31. a guide wall; 32. a first hopper; 33. a second hopper; 34. a hasp; 35. a U-shaped strip; 351. a groove; 352. an arc-shaped groove; 36. a sealing strip; 361. arc convex strips; 362. a right angle slot; 4. conveying the auger; 41. a driving motor; 42. a horizontal screw shaft; 43. a stirrer; 431. an inner ring; 432. an outer ring; 433. a through hole; 434. stirring blades; 5. a homogenization tank; 51. tilting the screw shaft; 52. and a discharging pipe.

Detailed Description

The utility model will be further described with reference to the drawings and detailed description in order to make the technical means, the creation characteristics, the achievement of the objects and the functions of the utility model more clear and easy to understand.

Referring to fig. 1, a feeding device of a homogenization tank disclosed by the utility model comprises a base 1, a connecting sleeve 2 arranged on the base 1, a pair of feeding hoppers 3 arranged on the base 1 and respectively arranged on two sides of the connecting sleeve 2, a feeding inlet 21 penetrating through the connecting sleeve 2 and communicated with the feeding hoppers 3, and a conveying auger 4 penetrating through the feeding inlet 21 and arranged on the feeding hoppers 3. Wherein, the connecting sleeve 2 is used for communicating the bottom of the homogenization tank 5 and is arranged relative to the bottom end of the inclined spiral shaft 51 of the homogenization tank 5, the pair of feed hoppers 3 is used for covering the bottom of the homogenization tank 5 and is arranged relative to the discharge pipe 52 of the homogenization tank 5, and the conveying auger 4 is used for driving the materials in the feed hoppers 3 to sequentially convey towards the connecting sleeve 2 and the homogenization tank 5.

Referring to fig. 1, the conveying auger 4 includes a driving motor 41 provided on the base 1, a horizontal screw shaft 42 rotatably connected to the feed hopper 3 and penetrating through the feed port 21, and a stirrer 43 provided on the horizontal screw shaft 42 and disposed in the connection sleeve 2. Wherein the driving motor 41 is a servo motor, an output shaft of the driving motor 41 and the pair of horizontal screw shafts 42 are sequentially and coaxially connected, and screw directions of the pair of horizontal screw shafts 42 are opposite. Referring to fig. 2, the stirrer 43 includes an inner ring 431 closely fitted over the horizontal screw shaft 42, an outer ring 432 fitted over the inner ring 431 with a gap, a plurality of through holes 433 formed in the outer ring 432, and a plurality of stirring blades 434 disposed between the inner ring 431 and the outer ring 432 and arranged to intersect with the through holes 433, and the stirring blades 434 are arranged to be inclined with respect to the axis of the horizontal screw shaft 42. The stirring blades 434 on the pair of stirrers 43 are symmetrically arranged with respect to a plane perpendicular to the axis of the horizontal screw shaft 42. The inclined stirring blades 434 form a turbine structure between the inner ring 431 and the outer ring 432, which is beneficial to driving the lifting and mixing of the materials at the bottom of the connecting sleeve 2.

Referring to fig. 1, the side wall of the feed hopper 3 is provided as an inclined guide wall 31, and the end of the guide wall 31 remote from the connecting sleeve 2 is higher than the end close to the connecting sleeve 2. In the process that the material falls down towards the horizontal screw shaft 42 under the action of dead weight, as the diameter of the opening at the upper end of the feed inlet 21 is larger than that of the opening at the lower end, the material can generate a certain centripetal force when entering the feed inlet 21, namely, the material can flow towards one side of the connecting sleeve 2 and the horizontal screw shaft 42 along the guide wall 31, so that the material is conveyed along the screw direction, and preliminary mixing of the material is facilitated.

In addition, the pair of hoppers 3 are provided as a first hopper 32 and a second hopper 33, respectively. Wherein the first hopper 32 is fixedly connected to the connecting sleeve 2, the driving motor 41 is arranged on the first hopper 32, and the output shaft is connected to the horizontal screw shaft 42 on the first hopper 32; the bottom of the second hopper 33 is hinged on the base 1, referring to fig. 3, and a plurality of buckles 34 are respectively arranged between two sides of the second hopper 33 and the connecting sleeve 2, so as to realize detachable connection of the second hopper 33 on the connecting sleeve 2. During discharging, the second hopper 33 can be detached, and the materials can be rapidly discharged through the feeding hole 21 and the discharging pipe 52 of the homogenization tank 5.

Referring to fig. 4, in order to enhance the tightness between the second hopper 33 and the connecting sleeve 2 and avoid material leakage, a U-shaped strip 35 is disposed on the side of the second hopper 33, which is close to the connecting sleeve 2, a U-shaped concave groove 351 is formed on the surface of the U-shaped strip 35, and a plurality of parallel arc grooves 352 are formed on the side wall of the groove 351. Correspondingly, a flexible sealing strip 36 is embedded in the groove 351, and an arc raised line 361 tightly embedded in the arc groove 352 is arranged on the inner side surface of the sealing strip 36; the outer side surface of the sealing strip 36 closely abuts against the surface of the connecting sleeve 2, and three right-angle grooves 362 are arranged in parallel.

The implementation principle of the embodiment is as follows: the connecting sleeve 2 is used in advance to replace the bottom area of the original homogenization tank 5, namely the stirring dead angle area at the lower end of the original inclined screw shaft 51, two or more materials can be simultaneously added to the feed hopper 3 during feeding, the feeding time is directly shortened, the materials fall towards the horizontal screw shaft 42 under the action of dead weight, are driven by the rotating horizontal screw shaft 42 and are conveyed towards the connecting sleeve 2 in a screw mode, preliminary mixing is achieved, various materials in the original stirring dead angle area are forced to be further mixed by the stirrer 43, and are driven to be lifted towards the inclined screw shaft 51 in the stirring process, so that the subsequent homogenization time can be shortened. In addition, the discharging pipe 52 of the homogenizing tank 5 can be selectively opened, so that the homogenized materials fall into the feeding hopper 3 and are circularly conveyed through the horizontal screw shaft 42 and the stirrer 43, and the uniformity of material mixing is further ensured. In the process, a pair of feed hoppers 3 are arranged for feeding simultaneously, and each fed material is conveyed and primarily uniformly mixed by the aid of a horizontal spiral shaft 42 capable of rotating and a stirrer 43, so that the stirring dead angle at the bottom of the homogenization tank 5 is reduced, the feeding time and the homogenization time are shortened, the production efficiency is improved, and the product quality is ensured.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. A homogenization tank feed device, characterized in that: including base (1), set up in connecting sleeve (2) and driving motor (41) on base (1), a pair of set up in on base (1) and arrange respectively in feeder hopper (3) of connecting sleeve (2) both sides, run through set up in on connecting sleeve (2) and communicate in feed inlet (21) of this pair of feeder hopper (3), rotate connect in on feeder hopper (3) and wear to locate horizontal screw shaft (42) on feed inlet (21), and set up in on horizontal screw shaft (42) and arrange agitator (43) in connecting sleeve (2), connecting sleeve (2) are used for the intercommunication homogenization jar (5) bottom, and arrange relative the bottom of slope screw shaft (51) of homogenization jar (5), and this pair of feeder hopper (3) are used for the cover to locate homogenization jar (5) bottom, and arrange relative discharging pipe (52) of homogenization jar (5), the output shaft and this pair of horizontal screw shaft (42) of driving motor (41) coaxial coupling in order, and the spiral direction opposite to this pair of horizontal screw shaft (42).

2. The homogenization tank feeding device of claim 1, wherein: the driving motor (41) is a servo motor.

3. The homogenization tank feeding device of claim 1, wherein: the side wall of the feed hopper (3) is provided with an inclined guide wall (31), and one end of the guide wall (31) away from the connecting sleeve (2) is higher than one end close to the connecting sleeve (2).

4. The homogenization tank feeding device of claim 1, wherein: the pair of feed hoppers (3) are respectively arranged into a first hopper (32) and a second hopper (33), the first hopper (32) is fixedly connected to the connecting sleeve (2), the driving motor (41) is arranged on the first hopper (32) and is connected with a horizontal screw shaft (42) on the first hopper (32) through an output shaft, and the bottom of the second hopper (33) is hinged to the base (1) and is detachably connected to the connecting sleeve (2).

5. The homogenization tank feeding apparatus of claim 4, wherein: a plurality of buckles (34) are respectively arranged between the two sides of the second hopper (33) and the connecting sleeve (2).

6. The homogenization tank feeding apparatus of claim 4, wherein: the second hopper (33) is close to the U-shaped side of the connecting sleeve (2) and is provided with a U-shaped strip (35), a U-shaped concave groove (351) is formed in the surface of the U-shaped strip (35), a flexible sealing strip (36) is embedded in the groove (351), and the sealing strip (36) tightly abuts against the surface of the connecting sleeve (2).

7. The homogenization tank feeding apparatus of claim 6, wherein: the side wall of the groove (351) is provided with a plurality of parallel arc grooves (352), and the inner side surface of the sealing strip (36) is provided with arc convex strips (361) which are tightly embedded in the arc grooves (352).

8. The homogenization tank feeding apparatus of claim 6, wherein: the sealing strip (36) is abutted against the surface of the connecting sleeve (2) and is provided with a plurality of right-angle grooves (362) in parallel.

9. The homogenization tank feeding device of claim 1, wherein: the stirrer (43) comprises an inner ring (431) tightly sleeved on the horizontal screw shaft (42), an outer ring (432) sleeved on the inner ring (431) in a clearance mode, a plurality of through holes (433) formed in the outer ring (432), and a plurality of stirring blades (434) arranged between the inner ring (431) and the outer ring (432) and staggered with the through holes (433), wherein the stirring blades (434) are obliquely arranged relative to the axis of the horizontal screw shaft (42).

10. The homogenization tank feed apparatus of claim 9, wherein: the stirring blades (434) on the pair of stirrers (43) are symmetrically arranged with respect to a plane perpendicular to the axis of the horizontal screw shaft (42).