Raw material mixing device for producing heat shrink film for food

Abstract

The utility model belongs to the field of mixing devices, and particularly relates to a raw material mixing device for producing a heat shrink film for food, which comprises a stirring barrel, the stirring barrel is provided with an inner cavity, a stirring shaft is rotatably matched in the inner cavity, and at least two groups of stirring blades are arranged on the outer wall of the stirring shaft in the inner cavity from top to bottom; through the structural design of the fixing part, the first horizontal stirring rod, the first inclined stirring rod and the second inclined stirring rod, raw materials can be fully mixed at multiple angles in the stirring process, so that the stirring dead angle is effectively avoided, and the stirring uniformity and efficiency are remarkably improved; due to the inclined design of the first inclined stirring rod and the second inclined stirring rod, the stirring area is increased, mutual shearing and convection among raw materials are promoted, the mixing quality is further improved, meanwhile, the stirring quality is guaranteed, complexity and high cost of a telescopic rod and a control system of the telescopic rod are avoided, and the stirring efficiency is improved. Therefore, the use cost of the whole device is obviously reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of mixing device, concretely is a raw material mixing device for food heat shrinkable film production. BACKGROUND

[0002] There are many kinds of heat shrinkable films, such as PVC shrinkable film, POF shrinkable film, PE shrinkable film and PP shrinkable film, which are used for the sale and transportation of various products, and their main functions are to stabilize, cover and protect products, and they are also commonly used for food packaging and protection. During the production and processing of heat shrinkable films, multiple raw materials need to be mixed and stirred, so a stirring device is needed for mixing treatment. The authorized utility model patent (publication number: CN221641411U) discloses a raw material mixing device for PVC heat shrinkable film production, which solves the problem of different material quantities processed by the device during mixing operation, different efficiency of the stirring mechanism, resulting in reduced device working efficiency and increased energy consumption. It achieves the function of adjusting the angle of the stirring blade, facilitates the up and down adjustment of the stirring blade angle of the device, improves the efficiency of the stirring mechanism, and facilitates the improvement of the practicality of the device.

[0003] However, the above-mentioned device still has some shortcomings when in use. Specifically, in the prior art, the angle of the stirring blade is adjusted by setting a telescopic rod, and each stirring blade is provided with an independent telescopic rod, which makes the structure of the entire stirring mechanism complex. In addition, the cost of the telescopic rod and its matching control system is high, which increases the production cost of the entire mixing device. Each time the angle of the stirring blade is adjusted, each telescopic rod needs to be operated separately, which not only increases the operation difficulty, but also prolongs the adjustment time and reduces the working efficiency. Therefore, in view of the above situation, a raw material mixing device for food heat shrinkable film production is proposed. UTILITY MODEL CONTENTS

[0004] In order to make up for the problems of complex adjustment process, low working efficiency and high use cost in the prior art, the utility model provides a raw material mixing device for food heat shrinkable film production.

[0005] The technical scheme adopted by the utility model to solve its technical problems is: a raw material mixing device for food heat shrinkable film production, comprising a stirring barrel, the stirring barrel has an inner cavity, and a stirring shaft is rotationally fitted in the inner cavity.

[0006] The stirring shaft is provided with at least two groups of stirring blades from top to bottom on the outer wall located in the inner cavity, each group of stirring blades has four stirring blades, and the four stirring blades are evenly arranged on the stirring shaft.

[0007] The stirring blade comprises a fixed part fixed on the stirring shaft, a first horizontal stirring rod and a second horizontal stirring rod fixed on the fixed part respectively, a connecting part rotationally connected between the first horizontal stirring rod and the second horizontal stirring rod, a first inclined stirring rod and a second inclined stirring rod arranged on the two sides of the outer wall of the connecting part respectively, the first inclined stirring rod and the second inclined stirring rod are arranged in a "V" shape, and a reinforcing rod is fixed between the first inclined stirring rod and the second inclined stirring rod.

[0008] A limiting rod is arranged on the second horizontal stirring rod, and the two limiting rods are arranged in a staggered manner.

[0009] Preferably, a cover plate covering the inner cavity is arranged at the top of the stirring barrel, a driving motor is arranged on the cover plate, and the output shaft of the driving motor is fixedly connected with the stirring shaft after penetrating through the cover plate.

[0010] Preferably, the cover plate is provided with a through hole, and the through hole is in clearance fit with the output shaft of the driving motor.

[0011] Preferably, a feeding pipe is arranged at the top of the cover plate, and the feeding pipe is in communication with the inner cavity.

[0012] Preferably, a discharging pipe is arranged at the bottom of the stirring barrel, the discharging pipe is in communication with the inner cavity, and a valve is arranged on the discharging pipe.

[0013] Preferably, the top of the first horizontal stirring rod and the top of the second horizontal stirring rod are provided with arc-shaped protrusions, and assembly holes are arranged at the bottom of the first horizontal stirring rod and the top of the second horizontal stirring rod.

[0014] Preferably, the connecting part comprises a rectangular block, and the top and the bottom of the rectangular block are provided with round rods in rotation fit with the assembly holes.

[0015] The utility model discloses the beneficial effect lies in:

[0016] 1. The utility model discloses a fixed part, first horizontal stirring rod, first inclined stirring rod and second inclined stirring rod's structural design, and raw materials can be mixed fully in multiple angles simultaneously in the stirring process, effectively avoid the stirring dead angle, improve the uniformity and efficiency of stirring significantly, and the inclination design of first inclined stirring rod and second inclined stirring rod not only increases the stirring area, but also promotes the mutual shearing and convection between raw materials, thereby further improving the mixing quality, while guaranteeing the stirring quality, avoiding the complexity and high cost of telescopic rod and its control system, thereby significantly reducing the use cost of the whole device.

[0017] 2. The utility model discloses a reinforcing rod is arranged between the first inclined stirring rod and the second inclined stirring rod, the overall rigidity and stability of the first inclined stirring rod and the second inclined stirring rod are enhanced, vibration and deformation in the stirring process are reduced, and the smooth stirring operation is guaranteed.

[0018] 3. In the utility model, through the rotation design of the connecting portion, the first inclined stirring rod, the second inclined stirring rod and the first horizontal stirring rod have certain relative movement, which makes the stirring process more flexible according to the characteristics of material and the stirring demand, and at the same time, the stress and impact force of the material in the initial stirring stage to the first inclined stirring rod, the second inclined stirring rod and the reinforcing rod can be dispersed, thereby prolonging the service life, through the design of the limiting rod, the rotation angle of the connecting portion is limited, and the damage caused by the mutual collision of adjacent stirring blades is avoided. DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating creative labor.

[0020] Figure 1 It is the structural schematic diagram of mixing device;

[0021] Figure 2 It is the internal structure schematic diagram of stirring barrel;

[0022] Figure 3 It is one of structural schematic diagram of stirring blade assembly;

[0023] Figure 4 It is one of structural schematic diagram of stirring blade assembly;

[0024] Figure 5 It is the unfolded structural schematic diagram of stirring blade.

[0025] In the drawing: 1, stirring barrel;101, inner chamber;2, cover plate;3, driving motor;4, stirring shaft;5, stirring blade;501, fixed part;502, first horizontal stirring rod;503, second horizontal stirring rod;504, assembly hole;505, connecting portion;506, first inclined stirring rod;507, second inclined stirring rod;508, reinforcing rod;509, limiting rod. DETAILED DESCRIPTION

[0026] With reference to the drawings and embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0027] The application will be further described in detail below with reference to the accompanying drawings. Figure 1 —5The application will be further described in detail below with reference to the accompanying drawings.

[0028] The application discloses a raw material mixing device for food hot shrinkable film production. Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 A raw material mixing device for food hot shrinkable film production, comprising a stirring barrel 1, the stirring barrel 1 has an inner cavity 101, and a stirring shaft 4 is rotationally fitted in the inner cavity 101.

[0029] The stirring shaft 4 is provided with at least two groups of stirring blades 5 from top to bottom on the outer wall in the inner cavity 101, and the number of stirring blades 5 in each group is four, and the four stirring blades 5 are uniformly arranged on the stirring shaft 4.

[0030] The stirring blade 5 comprises a fixed part 501, the fixed part 501 is fixed on the stirring shaft 4, a first horizontal stirring rod 502 and a second horizontal stirring rod 503 are respectively fixed on the fixed part 501, a connecting part 505 is rotationally connected between the first horizontal stirring rod 502 and the second horizontal stirring rod 503, a first inclined stirring rod 506 and a second inclined stirring rod 507 are respectively arranged on the two sides of the outer wall of the connecting part 505, the first inclined stirring rod 506 and the second inclined stirring rod 507 are distributed in a “V” shape, and a reinforcing rod 508 is fixed between the first inclined stirring rod 506 and the second inclined stirring rod 507.

[0031] A limiting rod 509 is arranged on the second horizontal stirring rod 503, and there are two limiting rods 509, and the two limiting rods 509 are distributed in a staggered manner.

[0032] The fixed part 501 is a rectangular block structure and is welded on the stirring shaft 4.

[0033] The first horizontal stirring rod 502 and the second horizontal stirring rod 503 are both rod bodies arranged in a horizontal direction for stirring, and the first inclined stirring rod 506 and the second inclined stirring rod 507 are both rod bodies having an angle with the horizontal direction for stirring.

[0034] Refer to Figure 1 、 Figure 2 、 Figure 3 and Figure 4The top of the stirring barrel 1 is provided with a cover plate 2 covering the inner cavity 101, the cover plate 2 is provided with a driving motor 3, the output shaft of the driving motor 3 is fixedly connected with the stirring shaft 4 after penetrating through the cover plate 2, the cover plate 2 has a through hole in gap fit with the output shaft of the driving motor 3.

[0035] In use, the driving motor 3 is externally connected with a power supply and a switch, in use, the driving motor 3 is started by the switch, the driving motor 3 works to drive the stirring shaft 4 to rotate, and then the stirring blade 5 rotates to mix and stir the raw materials.

[0036] Referring to Figure 1 and Figure 2 , the top of the cover plate 2 is provided with a feeding pipe in communication with the inner cavity 101.

[0037] In this embodiment, the feeding pipe is provided for adding the related raw materials required for the production of the heat shrinkable film into the inner cavity 101.

[0038] Referring to Figure 1 and Figure 2 , the bottom of the stirring barrel 1 is provided with a discharge pipe in communication with the inner cavity 101, and the discharge pipe is provided with a valve.

[0039] In this embodiment, after the stirring operation is completed, the valve is opened, and the stirred materials can be discharged from the discharge pipe.

[0040] Referring to Figure 5 , the top of the first horizontal stirring rod 502 and the top of the second horizontal stirring rod 503 are provided with arc-shaped protrusions, the bottom of the first horizontal stirring rod 502 and the top of the second horizontal stirring rod 503 are provided with assembly holes 504, and the connecting part 505 includes a rectangular block, the top and the bottom of the rectangular block are provided with circular rods in rotational fit with the assembly holes 504.

[0041] In this embodiment, the arc-shaped protrusions are integrally formed with the first horizontal stirring rod 502 and the second horizontal stirring rod 503, the arc-shaped protrusions facilitate the rapid falling of the raw materials on the first horizontal stirring rod 502 and the second horizontal stirring rod 503 during the stirring process, and the adhesion and residual of the raw materials are reduced and avoided.

[0042] Working principle: in use, when the driving motor 3 drives the stirring shaft 4 to work, the stirring shaft 4 rotates to drive the stirring blade 5 to rotate, that is, the first horizontal stirring rod 502 and the second horizontal stirring rod 503 rotate in the horizontal direction to stir the raw materials, at the same time, the first inclined stirring rod 506 and the second inclined stirring rod 507 arranged obliquely respectively stir the raw materials in different inclined directions, and the reinforcing rod 508 for reinforcing and supporting the first inclined stirring rod 506 and the second inclined stirring rod 507 stirs the raw materials in the vertical direction, which promotes the mutual shearing and convection between the raw materials, effectively avoids the stirring dead angle, significantly improves the uniformity and efficiency of the stirring, and at the same time, in the stirring process, with the rotation of the first horizontal stirring rod 502, the first inclined stirring rod 506 and the second inclined stirring rod 507 respectively contact with the raw materials, so that the first inclined stirring rod 506, the second inclined stirring rod 507 and the first horizontal stirring rod 502 have a certain relative motion, which can disperse the stress and impact force of the material on the first inclined stirring rod 506, the second inclined stirring rod 507 and the reinforcing rod 508 in the initial stage of stirring.

[0043] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application.

Claims

1. A raw material mixing device for producing a heat-shrinkable film for food, comprising a stirring barrel (1) having an inner cavity (101) in which a stirring shaft (4) is rotatably fitted, characterized in that: the stirring shaft (4) is provided with at least two groups of stirring blades (5) from top to bottom on the outer wall located in the inner cavity (101), and each group of the stirring blades (5) is four in number and uniformly arranged on the stirring shaft (4); the stirring blade (5) comprises a fixed part (501) fixed on the stirring shaft (4), a first horizontal stirring rod (502) and a second horizontal stirring rod (503) are respectively fixed on the fixed part (501), a connecting part (505) is rotatably connected between the first horizontal stirring rod (502) and the second horizontal stirring rod (503), a first inclined stirring rod (506) and a second inclined stirring rod (507) are respectively arranged on the outer wall of the connecting part (505), the first inclined stirring rod (506) and the second inclined stirring rod (507) are distributed in a "V" shape, and a reinforcing rod (508) is fixed between the first inclined stirring rod (506) and the second inclined stirring rod (507); a limiting rod (509) is arranged on the second horizontal stirring rod (503), and two limiting rods (509) are distributed in a staggered manner.

2. A raw material mixing device for producing a heat-shrinkable film for food according to claim 1, characterized in that: A cover plate (2) covering the inner cavity (101) is arranged on the top of the stirring barrel (1), a driving motor (3) is arranged on the cover plate (2), and the output shaft of the driving motor (3) is fixedly connected with the stirring shaft (4) after penetrating through the cover plate (2).

3. A raw material mixing device for producing a heat-shrinkable film for food according to claim 2, characterized in that: The cover plate (2) has a through hole, and the through hole is gap-fitted with the output shaft of the driving motor (3).

4. The raw material mixing device for producing a heat-shrinkable film for food according to claim 3, characterized in that: A feeding pipe is arranged on the top of the cover plate (2) and communicates with the inner cavity (101).

5. The raw material mixing device for producing a heat-shrinkable film for food according to claim 2, characterized in that: A discharge pipe is arranged on the bottom of the stirring barrel (1) and communicates with the inner cavity (101), and a valve is arranged on the discharge pipe.

6. The raw material mixing device for producing a heat-shrinkable film for food according to claim 1, characterized in that: The top of the first horizontal stirring rod (502) and the top of the second horizontal stirring rod (503) are provided with arc-shaped protrusions, and the bottom of the first horizontal stirring rod (502) and the top of the second horizontal stirring rod (503) are provided with assembly holes (504).

7. The raw material mixing device for producing a heat-shrinkable film for food according to claim 1 or 6, characterized in that: The connecting part (505) comprises a rectangular block, and the top and bottom of the rectangular block are provided with circular rods which are rotatably fitted with the assembly holes (504).

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