CN115364756A - Weighing mixer - Google Patents

Abstract

A weigh mixer, comprising: the device comprises a shell, a first discharging door and a second discharging door, wherein the positions of two sides of the shell, close to the middle end, are respectively provided with the first discharging door and the second discharging door; first pivot, first pivot rotatable set up in the casing, the second pivot is on a parallel with but first pivot and relative rotation set up in the casing, but be formed with first ejection of compact interval between the first paddle that sets up in the first pivot and the second paddle, be formed with second ejection of compact interval between third paddle and the fourth paddle that sets up in the second pivot, first ejection of compact interval with second ejection of compact interval corresponds respectively first discharge door with the second discharge door, first ejection of compact interval with the interval distribution of axial staggering of second ejection of compact. The invention can effectively solve the problem of discharging and extruding of the mixer.

Description

Weighing mixer

Technical Field

The invention relates to mechanical equipment in the field of mixing, in particular to a weighing mixer.

Background

In present pasture is bred, often need mix the forage, feed the forage that mixes again for the livestock, a batch of the machine that mixes that is used for daily ration processing has appeared for this reason on the market, some mixes the machine for the increase discharge capacity, can all set up the discharge gate in the intermediate position both sides that mix the machine, the material at discharge gate both ends can collect the centre and carry out the ejection of compact, but this kind of mode often can lead to the extrusion force of discharge gate department very big, after the time uses longer, the deformation appears easily in discharge gate or mixing machine casing.

Disclosure of Invention

Based on the problems, the invention provides a mixer capable of effectively improving the extrusion force of a discharge port, and the specific scheme is as follows.

A weigh mixer, comprising: the device comprises a shell, a first discharging door and a second discharging door are respectively arranged at the positions, close to the middle ends, of the two sides of the shell; the first rotating shaft is rotatably arranged in the shell, a first paddle and a second paddle are respectively spirally arranged on the first rotating shaft, the first paddle and the second paddle are respectively arranged from one end of the first rotating shaft to the position of the first discharging door, and the spiral directions of the first paddle and the second paddle are opposite; the second rotating shaft is parallel to the first rotating shaft and is rotatably arranged in the shell, a third paddle and a fourth paddle are respectively arranged on the second rotating shaft in a spiral mode, the third paddle and the fourth paddle are respectively arranged from one end of the second rotating shaft to the second discharging door, the third paddle is arranged on the same side of the first paddle and is arranged in a spiral direction opposite to that of the first paddle, and the fourth paddle is arranged on the same side of the second paddle and is arranged in a spiral direction opposite to that of the second paddle; a first discharging interval is formed between the first paddle and the second paddle, a second discharging interval is formed between the third paddle and the fourth paddle, and the first discharging interval and the second discharging interval are distributed in an axially staggered mode.

The setting of first pivot and second pivot can guarantee that the discharge door that mixes the machine both sides all has the material to discharge, sets up the mixed effect that four different paddles can guarantee the material simultaneously, gets into when the material and mixes the machine after, can assemble to the intermediate position through rotatory first pivot and second pivot and arrange the material.

The first discharging interval formed by the first paddle and the second discharging interval formed by the third paddle and the fourth paddle are staggered, the staggered arrangement ensures that the material storage space is not in one position, namely, the discharging points of the materials can be staggered through the arrangement, so that the materials can not be gathered at one point to be discharged, and the extrusion of the first discharging door and the second discharging door on two sides is reduced.

In one embodiment, an end of the first paddle proximate the first exit door is configured as a first transport end, an end of the third paddle proximate the second exit door is configured as a third transport end, and the first transport end is axially disposed closer to the first exit door than the third transport end; an end of the second paddle proximate the first exit door is configured as a second transport end, and an end of the fourth paddle proximate the second exit door is configured as a fourth transport end that is axially disposed closer to the second exit door than the second transport end.

Utilize above-mentioned first paddle and third paddle to and the position cooperation of second paddle and fourth paddle for the first ejection of compact interval and the second ejection of compact interval that form can effectively stagger, thereby when guaranteeing that the material is smooth and easy to be discharged, can also reduce the production of extrusion force.

In one embodiment, a first material homogenizing plate is connected between the first conveying end and the second conveying end, and a second material homogenizing plate is connected between the third conveying end and the fourth conveying end; the first material homogenizing plate and the second material homogenizing plate are respectively spirally arranged on the first rotating shaft and the second rotating shaft, and a first material homogenizing port and a second material homogenizing port are respectively formed in the first material homogenizing plate and the second material homogenizing plate along the spiral direction.

The first material homogenizing plate and the second material homogenizing plate are used, the first discharging interval and the second discharging interval are not in a vacuum state, the first material homogenizing plate and the second material homogenizing plate can assist materials to discharge materials, meanwhile, the first material homogenizing port and the second material homogenizing port which are formed in the first material homogenizing plate are formed to ensure that the first material homogenizing quantity of the second material homogenizing plate is lower than the pushing quantity of the first blade and the second blade, namely, the first material homogenizing plate and the second material homogenizing plate are used for ensuring that the speed of the materials entering the first discharging interval and the second discharging interval is reduced, the impact is further prevented from being formed, meanwhile, the material homogenizing port can also play a role in assisting scattering, and the materials are prevented from being agglomerated and discharged so as to impact downstream equipment.

In one embodiment, the shell comprises a feeding shell at the upper end and a mixing cavity arranged at the lower end of the feeding shell; the mixing cavity comprises guide plates which are respectively connected with two sides of the lower end of the feeding shell and gradually incline inwards, the lower ends of the guide plates on two sides are respectively connected with an inwards concave arc-shaped plate, one end of each arc-shaped plate is configured as a connecting end, the other end of each arc-shaped plate is configured as a fixed end, the connecting end is connected with the lower end of each guide plate, and the fixed ends on two sides are gathered in the mixing cavity and connected with each other; the first rotating shaft and the second rotating shaft are respectively arranged in the cavity of the arc-shaped plate, tooth-shaped plates facing the first rotating shaft and the second rotating shaft respectively are arranged on two sides of the fixed end in the length direction, and a plurality of crushing openings are formed in the tooth-shaped plates.

In one embodiment, the first blade, the second blade, the third blade and the fourth blade are all provided with a plurality of crushing knives.

In one embodiment, the first paddle, the second paddle, the third paddle and the fourth paddle are all provided with a crushing knife, and the crushing knife is configured to be arranged along the opening direction of the crushing opening, so that the crushing knife can pass through the corresponding crushing opening when rotating along the first rotating shaft or the second rotating shaft.

In one embodiment, the crushing knives are configured to be circular, a plurality of cutter heads are configured on the outer circle of each crushing knife, and the crushing knives, the first paddle, the second paddle, the third paddle and the fourth paddle are connected through square shafts.

In one embodiment, a base is arranged at the lower end of the mixing cavity, and the mixing cavity is connected with the base through a weighing sensor.

In one embodiment, the first discharging door and the second discharging door are respectively disposed on two sides of the material guiding plate and used for shielding a discharging hole on the material guiding plate, each of the first discharging door and the second discharging door includes a track disposed on the material guiding plate and a door panel disposed in the track and capable of moving in the track, a door opening device is disposed above the door panel, and the door opening device includes: the supporting seat is arranged on the material guide plate; and one end of the oil cylinder is hinged with the supporting seat, and the other end of the oil cylinder is hinged with the door plate.

In one embodiment, the lower end of the discharge hole is provided with a magnet.

Drawings

FIG. 1 is a schematic view of a weighing mixer.

FIG. 2 is a top view of a weigh mixer.

FIG. 3 is a front view of the weigh mixer.

Fig. 4 is a cross-sectional view of the interior of the weigh mixer.

FIG. 5 is a schematic view of a mixing chamber.

Fig. 6 is an enlarged view of a portion of the crushing blade.

Fig. 7 is a schematic view of the first rotating shaft structure.

Fig. 8 is a schematic diagram illustrating the relative positions of the first rotating shaft and the second rotating shaft.

Fig. 9 is a side view of the first refining plate.

Fig. 10 is an expanded view of the first refining plate.

In the figure: 1. a housing; 2. a first discharge door; 3. a door opening device; 4. a weighing sensor; 5. a base; 6. a first rotating shaft; 7. a second rotating shaft; 8. a magnet; 9. a second discharge door; 10. a motor; 11. adjusting device, 12, crushing knife; 13. a toothed plate;

100. a mixing chamber; 101. a feed housing; 102. an arc-shaped plate; 103. a connecting end; 104. a fixed end; 105. a material guide plate;

111. a first mounting seat; 112. adjusting the screw rod; 113. a second mounting seat;

121. a square shaft;

131. a crushing port;

201. a track; 202. a door panel;

301. a supporting seat; 302. an oil cylinder;

61. a second blade; 62. a first spreader plate; 63. a first paddle 64 and a first discharging interval;

71. a fourth blade; 72. a second material homogenizing plate 73, a third paddle 74 and a second discharging interval;

611. a second delivery end; 631. a first delivery end;

621. a first refining leaf; 622. a second refining leaf; 623. a third refining leaf; 624. a first material homogenizing port; 625. a second material homogenizing port;

711. a fourth delivery end; 731. a third delivery end.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Please refer to fig. 1 and 2, a weighing mixer includes a housing 1, a first rotating shaft 6 and a second rotating shaft 7 which rotate relatively are disposed in the housing 1, and are driven by a motor 10 disposed at one end of the housing 1, a first discharging door 2 and a second discharging door 9 are disposed at positions close to the middle end of the housing 1 at two sides of the housing, respectively, it should be noted that the first discharging door 2 and the second discharging door 9 may be disposed at the middle position of the housing 1, or may be disposed at a position close to the middle position, after a material enters the mixer, the first rotating shaft 6 and the second rotating shaft 7 which rotate relatively gradually convey the material to the middle end, so that the material can be discharged through the first discharging door 2 and the second discharging door 9 at two sides.

In daily use, the material can be gradually gathered in the middle position by the discharging mode, large extrusion force is formed on the first discharging door 2 and the second discharging door 9, the first discharging door 2 and the second discharging door 9 can be damaged after the material is used for a long time, and the following scheme is provided for solving the problem.

Referring to fig. 2, 7 and 8, the first rotating shaft 6 is provided with a first paddle 63 and a second paddle 61, the first paddle 63 and the second paddle 61 extend from two ends of the first rotating shaft 6 to the inner side of the first rotating shaft 6, and are configured such that one end of the first paddle 63 close to the inner side of the first rotating shaft 6 is a first conveying end 631, one end of the second paddle 61 close to the inner side of the first rotating shaft 6 is a second conveying end 611, and a first discharging section 64 is formed between the first conveying end 631 and the second conveying section 611.

The second rotating shaft 7 is provided with a third paddle 73 and a fourth paddle 71, the third paddle 73 and the fourth paddle 71 extend from two ends of the second rotating shaft 7 toward the inner side of the second rotating shaft 7, and are respectively configured such that one end of the third paddle 73 close to the inner side of the second rotating shaft 7 is a third conveying end 731, one end of the fourth paddle 71 close to the inner side of the second rotating shaft 7 is a fourth conveying end 711, and a second discharging section 74 is configured between the third conveying end 731 and the fourth conveying end 711.

The first paddle 63 and the second paddle 61 are arranged in opposite spiral directions, the third paddle 73 and the fourth paddle 71 are arranged in opposite spiral directions, the third paddle 73 is arranged on the same side of the first paddle 63, in opposite spiral directions, and the first discharging section 64 and the second discharging section 74 are arranged in a staggered manner.

So, after the material gets into the mixer, first pivot 6 and second pivot 7 can be carried the material towards the centre, and get into first ejection of compact interval 64 and the interval 74 of second ejection of compact respectively, what first ejection of compact interval 64 corresponded is first discharge door 2, what the interval 74 of second ejection of compact corresponded is second discharge door 9, therefore, can realize the ejection of compact that staggers during the ejection of compact of above-mentioned material, relative material group can not form mutual extrusion, excessive piling up of material can not appear in mixer ejection of compact position department, thereby can prevent to mix machine or first discharge door 2, the damage of second discharge door 9.

In one embodiment, the first conveying end 631 is disposed closer to the first discharging door 2 than the third conveying end 711, and the fourth conveying end 711 is disposed closer to the second discharging door 9 than the second conveying end 611, such that the first discharging section 64 and the second discharging section 74 formed by the two are arranged in a staggered manner, that is, the first discharging section 64 is located at the right side of the second discharging section 74 as shown in the figure, but it should be understood that the design herein should not be limited to this arrangement, and the arrangement may be reversed, that is, the first conveying end 631 is disposed away from the first discharging door 2 than the third conveying end 711, and the fourth conveying end 711 is disposed away from the second discharging door 9 than the second conveying end 611, and this arrangement may also cause the first discharging section 64 and the second discharging section 74 to be staggered.

Referring to fig. 2, 9 and 10, in an embodiment, a first material homogenizing plate 62 and a second material homogenizing plate 72 are respectively disposed in the first discharging section 64 and the second discharging section 74, specifically, the first material homogenizing plate 62 is respectively spirally disposed on the first rotating shaft 6, one end of the first material homogenizing plate 72 is connected to the first conveying end 631, and the other end is connected to the second conveying end 611.

The second homogenizing plates 72 are respectively screwed on the second rotating shaft 7, and are arranged such that one end of the second homogenizing plate 72 is connected to the third conveying end 731 and the other end is connected to the fourth conveying end 711.

The first material homogenizing plate 62 and the second material homogenizing plate 72 are used for assisting in discharging materials in the first discharging interval 64 and the second discharging interval 74, the first material homogenizing plate 62 and the second material homogenizing plate 72 are both provided with a first material homogenizing port 624 and a second material homogenizing port 625, and the first material homogenizing plate 62 and the second material homogenizing plate 72 are basically the same, so the illustration is given by the first material homogenizing plate 62 in the figure.

First material homogenizing port 624 and second material homogenizing port 625 have been seted up on first material homogenizing plate 62, first material homogenizing port 624 and second material homogenizing port 625 are seted up along above-mentioned helical direction, the design of above-mentioned material homogenizing plate has guaranteed that first ejection of compact interval 64 and second ejection of compact interval are not in complete blank state in 74, if the device of supplementary row material among the aforesaid row material interval does not have, the material also takes place to pile up wherein easily, perhaps be difficult to the clean material of row, simultaneously outside having set up the device of supplementary row material usefulness, the speed that the material device was arranged to the aforesaid was arranged is equally can not accomplished at the excessive speed, otherwise the material will pass row material interval, lead to the extrusion once more.

Therefore, the arrangement of the material homogenizing port ensures the conveying capacity of the first material homogenizing plate 62 and the second material homogenizing plate 72, limits the conveying speed of the material homogenizing plate, further ensures the uniformity of the discharged material and further prevents the material from being extruded.

In an embodiment, the first material homogenizing port 624 and the second material homogenizing port 625 are respectively opened on the first material homogenizing plate 62, so that the first material homogenizing plate 62 generates a first material homogenizing blade 621, a second material homogenizing blade 622 and a third material homogenizing blade 623, and the first material homogenizing blade 621, the second material homogenizing blade 622 and the third material homogenizing blade 623 are matched with each other to perform auxiliary material discharging.

Referring to fig. 1, 4 and 5, in an embodiment, the housing 1 includes a feeding housing 101 disposed at an upper end and a mixing chamber 100 disposed at a lower end of the feeding housing 101, the feeding housing 101 is used for feeding, the mixing chamber 100 includes material guiding plates 105 disposed at two sides, an upper end of the material guiding plate 105 is connected to the feeding housing 101 and is configured to gradually lean downward, lower ends of the material guiding plates 105 disposed at two sides are connected to the arc plate 102, the arc plate 102 is configured to be an inward concave semi-circular arc structure, one end of the arc plate is configured to be a connecting end 103, the other end is configured to be a fixed end 104, the connecting end 103 is connected to a lower end of the feeding housing 101, the fixed ends 104 of the arc plates 102 disposed at two sides are configured in the mixing chamber 100 and connected to each other, the first rotating shaft 6 and the second rotating shaft 7 are respectively disposed in the inward concave chamber of the arc plate 102, so that the materials are more easily gathered and mixed.

Because most of the mixed materials are straw materials, after the mixed materials are put into a mixer, the straws are long, and the straws are easy to wind around the first rotating shaft 6 and the second rotating shaft 7 in long-time mixing.

Referring to fig. 2 and 4, the fixed end 104 is provided with the tooth 13 along the length direction of the first rotating shaft 6, the tooth plates 13 are respectively arranged on two sides of the fixed end 104 facing the first rotating shaft 6 and the second rotating shaft 7, and the tooth plates 13 are provided with a plurality of crushing openings 131, so that when materials rotate along with the first rotating shaft 6 and the second rotating shaft 7, the materials which are unwound around the first rotating shaft 6 and the second rotating shaft 7 can pass through the crushing openings 131 and be crushed by the crushing openings 131, and therefore, the arrangement of the tooth plates 13 can effectively solve the problem of material winding.

In one embodiment, the cross section of the toothed plate 13 is designed to be L-shaped, and the L-shaped structure can reduce the shredding force as far as possible and away from the center of the rotating shaft.

Referring to fig. 4 and 6, the toothed plate 13 is configured as an L-shaped structure, the upper end of the toothed plate is connected to the fixed end 104, and the other end of the toothed plate is provided with a plurality of crushing openings 131 on a horizontal plane, so that the positions of the crushing openings 131 are ensured to be below the axes of the first rotating shaft 6 and the second rotating shaft 7, and thus, the materials are prevented from generating a large reverse force on the rotating shafts during the shredding process, and the shafts are prevented from being damaged.

In order to further enhance the crushing effect, the invention also provides a shredding scheme, and the specific scheme is as follows.

Referring to fig. 4 and 6, a plurality of crushing knives 12 are fixedly mounted on the first paddle 63, the second paddle 61, the third paddle 73 and the fourth paddle 71, and the crushing knives 12 can rotate along with the first rotating shaft 6 and the second rotating shaft 7 to crush.

In one embodiment, the crushing cutter 12 is configured as a circular structure, the outer circle of the crushing cutter 12 is provided with a plurality of cutter heads, and the crushing cutter 12 is fixedly connected with the paddle by using the square shaft 121, so that when the cutter head of the crushing cutter 12 exposed out of one end of the paddle is seriously worn or damaged, the crushing cutter 12 can be detached and clamped again by the square shaft 121, and the intact cutter head is exposed for use.

The arrangement can prolong the service life of the whole crushing knife 12, the square shaft 121 provides at least four-direction replacement, for this reason, the crushing knife 12 can be configured into 9 or 12 cutter heads, and the cutter heads exposed out of the blades can be configured into 3 or 4 cutter heads, so that the crushing knife 12 can be replaced 3 or 4 times in the using process.

Through the arrangement of the round structure of the crushing knife 12 and the installation of the square shaft 121, the exposed knife head of the crushing knife 12 can be ensured to be always in a relatively intact state, and when the knife head is damaged, only the crushing knife 12 needs to be detached and installed by adjusting an angle again.

In another embodiment, the invention provides a solution for using the crushing knife 21 in cooperation with the toothed plate 13, which can further improve the crushing effect, and the specific solution is as follows.

With continued reference to fig. 4 and 6, the crushing blades 12 are installed in a radial direction, that is, the cutter heads of the crushing blades 12 are disposed toward the crushing openings 131 of the toothed plate 13, that is, a plurality of crushing blades 12 are installed in the axial direction of the first rotating shaft 6 and the second rotating shaft 7, and the crushing blades 12 are installed in the crushing openings 131 such that the crushing blades 12 can pass through the crushing openings 131 when the crushing blades 12 rotate along with the first rotating shaft 6 or the second rotating shaft 7.

Above-mentioned setting can install initiative breaker additional on broken mouthful 131 basis, and broken mouthful 131 when tearing up winding material on first pivot 6 and the second pivot 7, crushing sword 12 can also continue to shred it to make holistic comminuted effect better.

Referring to fig. 1 and 3, in an embodiment, a base 5 is installed at a lower end of a mixing chamber 100, and the mixing chamber 100 is connected to the base 5 by a load cell 4, so that a material entering the mixing machine can be fed back by the load cell 4 in terms of weight, and the required discharge weight can be controlled by the load cell 4 while discharging.

When the mixer and the base 5 are installed, the positions of the weighing sensor 4 and the base need to be adjusted, otherwise, inaccurate weighing can be caused, and therefore, the invention also provides an adjusting device 11.

Referring to fig. 1 and 3, an adjusting device 11 is connected between the mixing chamber 100 and the base 5, the adjusting device 11 includes a first mounting seat 111 disposed outside the mixing chamber 100 and a second mounting seat 113 disposed on the base, the first mounting seat 111 and the second mounting seat 113 are connected by an adjusting screw 112 and fixed by bolts, and the adjusting device 11 can be configured with 4 and respectively mounted at four corners of the base 5.

Thus, when the installation is needed, if a problem is found in the connection between the mixing machine and the base 5 by the weighing sensor 4, the bolt at one end of the adjusting screw 112 can be detached to perform installation adjustment, and after the adjustment is completed, the adjusting device 11 can be detached after the weighing sensor 4 is installed in place.

Referring to fig. 1 and 3, in an embodiment, the first discharging door 2 and the second discharging door 9 are respectively disposed at two sides of the material guide plate 105 and are used for controlling the discharging of the material at the discharging hole formed in the material guide plate 105, and since the first discharging door 2 and the second discharging door 9 have substantially the same structure, the first discharging door 2 is explained in detail herein, and the specific scheme is as follows.

The first discharging door 2 includes a rail 201 opened on the material guiding plate 105 and a door panel 202 inserted in the rail 201, so that the door panel 202 can move in the rail 201 to discharge the material, specifically, the rail 201 can be disposed on both sides of the discharging hole, and the door panel 202 is inserted in the rail 201.

In order to realize the linkage with weighing sensor 4, still install door opener 3 on first discharge door 2 and the second discharge door 9, it is concrete, door opener 3 is including setting up supporting seat 301 on mixing cavity 100, be equipped with hydro-cylinder 302 on the supporting seat 301, hydro-cylinder 302 one end is articulated with supporting seat 301, the other end is articulated with door plant 202, so, the ejection of compact is required, hydro-cylinder 302 can control door plant 202 and shift up, and is same, when discharging sufficient material, the next door plant 202 that closes can be controlled to hydro-cylinder 302.

In one embodiment, a magnet 8 is further installed at the discharge port at the lower end of the first discharge door 2 and the second discharge door 9, and the magnet 8 is used for attracting impurities such as scrap iron and the like in the discharged materials and preventing the impurities from entering downstream equipment.

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 without departing from the spirit and scope of the invention.

Claims (10)

1. A weigh mixer, comprising:

the device comprises a shell, a first discharging door and a second discharging door, wherein the positions of two sides of the shell, close to the middle end, are respectively provided with the first discharging door and the second discharging door;

the first rotating shaft is rotatably arranged in the shell, a first paddle and a second paddle are respectively spirally arranged on the first rotating shaft, the first paddle and the second paddle respectively extend from two ends of the first rotating shaft to the inner side of the first rotating shaft, and the spiral directions of the first paddle and the second paddle are opposite;

the second rotating shaft is parallel to the first rotating shaft and can be arranged in the shell in a relatively rotating mode, a third paddle and a fourth paddle are arranged on the second rotating shaft in a spiral mode respectively, the third paddle and the fourth paddle extend towards the inner side of the second rotating shaft from two ends of the second rotating shaft respectively, the third paddle is arranged on the same side of the first paddle and is arranged in a spiral direction opposite to that of the first paddle, and the fourth paddle is arranged on the same side of the second paddle and is arranged in a spiral direction opposite to that of the second paddle;

the first paddle and be formed with first ejection of compact interval between the second paddle, the third paddle with be formed with the second ejection of compact interval between the fourth paddle, first ejection of compact interval with the second ejection of compact interval corresponds respectively first discharge door with the second discharge door, first ejection of compact interval with the interval distribution of staggering of second ejection of compact.

2. A weighing mixer according to claim 1, wherein an end of said first paddle adjacent said first discharge door is configured as a first delivery end, an end of said third paddle adjacent said second discharge door is configured as a third delivery end, and said first delivery end is axially disposed closer to said first discharge door than said third delivery end;

an end of the second paddle proximate the first exit door is configured as a second transport end, and an end of the fourth paddle proximate the second exit door is configured as a fourth transport end that is axially disposed closer to the second exit door than the second transport end.

3. The weighing mixer of claim 2 wherein a first spreader plate is connected between said first delivery end and said second delivery end, and a second spreader plate is connected between said third delivery end and said fourth delivery end;

the first material homogenizing plate and the second material homogenizing plate are respectively spirally arranged on the first rotating shaft and the second rotating shaft, and a first material homogenizing port and a second material homogenizing port are respectively formed in the first material homogenizing plate and the second material homogenizing plate along the spiral direction.

4. The weighing mixer of claim 1, wherein the housing comprises a feed housing at an upper end and a mixing chamber at a lower end of the feed housing;

the mixing cavity comprises material guide plates which are respectively connected with two sides of the lower end of the feeding shell and gradually incline inwards, the lower ends of the material guide plates on two sides are respectively connected with an inwards concave arc-shaped plate, one end of each arc-shaped plate is configured as a connecting end, the other end of each arc-shaped plate is configured as a fixed end, the connecting end is connected with the lower end of each material guide plate, and the fixed ends on two sides are gathered in the mixing cavity and connected with each other;

the first rotating shaft and the second rotating shaft are respectively arranged in the cavity of the arc-shaped plate, the tooth-shaped plates facing the first rotating shaft and the second rotating shaft respectively are arranged on the two sides of the fixed end in the length direction, and a plurality of crushing openings are formed in the tooth-shaped plates.

5. The weighing mixer of claim 1, wherein the first, second, third and fourth paddles each have a plurality of crushing knives mounted thereon.

6. The weighing mixer of claim 4, wherein each of said first, second, third and fourth paddles has a crushing blade mounted thereon, said crushing blade being configured to be mounted along an opening of said crushing port such that said crushing blade can pass through the corresponding crushing port when rotating along said first or second shaft.

7. The weighing mixer of claim 5 or 6, wherein the crushing knives are configured to be circular, the outer circle of each crushing knife is configured with a plurality of knife heads, and the crushing knives are connected with the first paddle, the second paddle, the third paddle and the fourth paddle through square shafts.

8. The weighing mixer of claim 4, wherein a base is arranged at the lower end of the mixing cavity, and the mixing cavity is connected with the base through a weighing sensor.

9. The weighing mixer of claim 4, wherein the first discharging door and the second discharging door are respectively disposed on two sides of the material guiding plate and used for shielding a discharging hole on the material guiding plate, each of the first discharging door and the second discharging door comprises a track disposed on the material guiding plate and a door plate disposed in the track and capable of moving in the track, and a door opener is disposed above the door plate and comprises:

the supporting seat is arranged on the material guide plate;

and one end of the oil cylinder is hinged with the supporting seat, and the other end of the oil cylinder is hinged with the door plate.

10. A weighing mixer according to claim 9, wherein the lower end of said outlet is fitted with a magnet.

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