Box body device for drawing type mixing machine

Abstract

The utility model provides a box body device for a drawing type mixing machine, and belongs to the technical field of mixing machine equipment. The device comprises a fixed box body, a stirring cavity is formed in the fixed box body, one side of the fixed box body is sealed, a butt joint port is formed in the other side of the fixed box body, the stirring cavity comprises two symmetrically-distributed containing cavities, a feeding port is formed in the top of the fixed box body, a discharging port is formed in the bottom of each containing cavity, and an automatic discharging assembly is arranged in each discharging port. A butt joint fixing structure is further arranged on the side wall, located on the butt joint opening side, of the fixed box body. The fixed box body is designed in a separated mode, cleaning personnel can conveniently clean material residues on the containing cavity, materials in the containing cavity are concentrated at the discharging opening, and rapid discharging is convenient; the rotating response of the rotating shaft is faster, the rotating efficiency is higher, the discharging plate can be quickly turned over to open the discharging opening for discharging, and the discharging efficiency of materials is improved; and the sealing performance in the stirring cavity is better, so that the materials are effectively prevented from leaking.

Description

Technical Field

[0001] The utility model belongs to the technical field of mixer equipment and relates to a box device for a pull-out type mixer. Background Art

[0002] A mixer is a mechanical device that uses mechanical force and gravity to evenly mix two or more materials. During the mixing process, the contact surface area of ​​the materials can be increased to promote chemical reactions and accelerate physical changes. The mixer includes a box and a stirring blade device. When the mixer is in operation, the stirring blade device performs stirring operations in the mixing chamber on the box. After the materials are stirred, they are discharged through the discharge port in the mixing chamber. The existing box unloading automation is low, resulting in low unloading efficiency. After the materials are stirred, the mixing chamber and the stirring blade device need to be cleaned. However, the box and the stirring blade device of the existing mixer are mostly connected, and the inconvenience of separation makes it very difficult for cleaning personnel to clean. Utility Model Content

[0003] The purpose of the utility model is to provide a box device for a pull-out type mixer in view of the above problems.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A box device for a pull-type mixer comprises a fixed box, a stirring cavity is arranged in the fixed box, one side of the fixed box is sealed, and the other side is provided with a docking port, the stirring cavity comprises two symmetrically distributed accommodating chambers, a feed port is arranged at the top of the fixed box, a discharge port is arranged at the bottom of the accommodating chamber, an automatic unloading component is arranged in the discharge port, and a docking fixing structure is also arranged on the side wall of the fixed box on the docking port side.

[0006] The separate design of the fixed box body makes it easy for cleaning personnel to clean the material residues on the internal holding chamber of the fixed box body to avoid the influence of material residues on the subsequent mixing and stirring operations. The stirring operations can be carried out simultaneously in the two symmetrically distributed holding chambers, and the mixing efficiency of the materials is greatly improved. The automatic unloading component in the discharge port can realize the automatic unloading of materials, and the unloading operation is convenient, which improves the automation performance. The docking fixing structure on the fixed box body can make the fixed connection between the fixed box body and the external stirring device more stable, further increasing the sealing performance of the docking interface.

[0007] In the box device for the above-mentioned pull-type mixer, the side inner wall and the bottom inner wall of the accommodating chamber are respectively provided with a first arc portion and a second arc portion, the first arc portion and the second arc portion are connected as a whole, the two second arc portions on the two accommodating chambers are connected and connected as a whole, and the plane height at the connection between the two second arc portions is higher than the height of the bottom surface of the accommodating chamber.

[0008] The setting of the first arc-shaped portion facilitates the material to quickly slide to the bottom of the accommodating chamber during the mixing process. A second arc-shaped portion is provided on the inner wall of the bottom of the accommodating chamber, and the plane height at the connection between the two second arc-shaped portions is higher than the height of the bottom surface of the accommodating chamber. The material that slides toward or falls into the bottom of the accommodating chamber can be concentrated on the lowest surface of the second arc-shaped portion, that is, above the discharge port, to facilitate the rapid discharge of subsequent materials.

[0009] In the above-mentioned box device for the pull-type mixer, the discharge port is arranged at the lowest surface of the second arc-shaped portion and is distributed along the length direction of the accommodating cavity. The automatic unloading assembly includes a discharge plate arranged at the discharge port and adapted to the discharge port. A rotating shaft distributed along the length direction of the discharge port and passing through the fixed box is provided on the side wall of the discharge port. The rotating shaft is rotatably connected to the fixed box. The bottom of the discharge plate is connected to the rotating shaft through a connecting piece. A rotating shaft driving assembly is also provided on the fixed box.

[0010] The discharge port is distributed along the length direction of the accommodating cavity, the discharge port has a large discharge area and high discharge efficiency, the rotating shaft driving assembly can drive the rotating shaft to rotate, and the rotation of the rotating shaft synchronously drives the discharge plate to flip, and the flipping of the discharge plate causes the discharge port to be opened to realize automatic discharge of materials, which is convenient, efficient and has high automation performance.

[0011] In the above-mentioned box device for the pull-type mixer, the rotating shaft drive assembly includes a rotating shaft driver respectively arranged on the two side walls of the fixed box, the tail end of the rotating shaft driver is hingedly connected to the side wall of the fixed box through a first hinge, and an active connecting rod is also provided on the side wall of the fixed box, one end of the active connecting rod is hingedly connected to the side wall of the fixed box through a second hinge, and the other end is hingedly connected to a rotating arm matching the end of the rotating shaft through a third hinge, and the output end of the rotating shaft driver is hingedly connected to the middle end of the active connecting rod through a fourth hinge assembly.

[0012] The two ends of the rotating shaft are driven by two rotating shaft drivers through an active connecting rod and a rotating arm respectively. The rotating shaft has a faster rotation response and a higher rotation efficiency, which can effectively improve the material unloading efficiency.

[0013] In the box device for the pull-type mixer, the two side walls of the fixed box are respectively provided with rotating shaft positioning seats matching with the two ends of the rotating shaft, and the rotating shaft positioning seats are provided with a first bearing sleeved on the end of the rotating shaft.

[0014] The rotating shaft positioning seat plays a role in positioning the end of the rotating shaft, and the first bearing in the rotating shaft positioning seat plays a role in supporting the rotating shaft and reducing the friction coefficient during the rotation of the rotating shaft.

[0015] In the above-mentioned box device for the pull-type mixer, the fourth hinge assembly includes a hinge groove arranged on the middle end of the active connecting rod, and a hinge block adapted to the hinge groove is provided on the output end of the rotating shaft driver, and the active connecting rod is respectively located between the side walls on both sides of the hinge groove and the hinge block and is hingedly connected through a hinge shaft.

[0016] The hinge block on the output end of the rotating shaft driver extends into the hinge slot on the active connecting rod, and is connected to the side walls on both sides of the hinge slot through the hinge shaft to achieve hinged cooperation.

[0017] In the box device for the pull-type mixer, the rotating shaft is passed through the fixed box and a sealed bearing is arranged between the fixed box, and a movable seal is formed between the inner wall of the sealed bearing and the outer wall of the rotating shaft.

[0018] The sealed bearing plays a sealing role to prevent materials and other impurities from entering the gap between the rotating shaft and the fixed box and affecting the normal rotation of the rotating shaft.

[0019] In the above-mentioned box device for the pull-out mixer, the docking and fixing structure includes a first docking plate arranged on the side wall of the fixed box and extending outward along the outer circumference of the docking interface, and a plurality of locking grooves are symmetrically distributed on both sides of the first docking plate. A locking column is rotatably connected in the locking groove, and the tail end of the locking column is hinged on the bottom of the first docking plate. The head of the locking column is threadedly connected to a locking block, and positioning pins are also evenly distributed on the first docking plate.

[0020] A second docking plate is provided on the external stirring device, and a corresponding locking groove is also provided on the second docking plate. A positioning groove adapted to the positioning pin is also provided on the second docking plate. When the first docking plate and the second docking plate are sealed and docked, the locking column is rotated so that the locking column passes through the corresponding locking groove, and the locking block is rotated until the locking block is tightly pressed against the second docking plate, thereby achieving the purpose of further locking the first docking plate and the second docking plate to ensure the sealing performance of the docking interface.

[0021] In the box device for the above-mentioned pull-out type mixer, the fixed box is provided with an observation port connected to the accommodating chamber, the observation port is provided with a sealing cover plate for sealing the observation port, the upper end of the sealing cover plate is hinged on the outer wall of the fixed box body, the sealing cover plate is provided with a handle, the sealing cover plate is rotatably connected with a fixing rod, the fixing rod is provided with a fixing block, the outer wall of the fixed box body is also provided with a fixing seat, and the fixing seat is provided with a fixing groove matching the fixing block.

[0022] The sealing cover can be opened by pulling the handle to perform observation or maintenance operations. The fixing rod on the sealing cover can be rotated so that the fixing block on the fixing rod is inserted into the fixing groove of the fixing seat on the outer wall of the fixed box body to form a limit fit, thereby locking the sealing cover and preventing the sealing cover from being opened by mistake.

[0023] In the above-mentioned box device for the pull-type mixer, the connecting member includes at least two connecting rocker arms connected to the bottom of the blanking plate, and the tail end of the connecting rocker arm is fixedly connected to the rotating shaft through a positioning sleeve.

[0024] The tail end of the connecting rocker arm is fixedly connected to the rotating shaft through a positioning sleeve, and the other end is connected to the bottom of the blanking plate. When the rotating shaft rotates, the connecting rocker arm can synchronously drive the blanking plate to flip.

[0025] Compared with the existing technology, the advantages of the utility model are: 1. The fixed box separation design is convenient for cleaning personnel to clean the material residues on the containing chamber, and the materials in the containing chamber are concentrated at the discharge port, which is convenient and fast to discharge. 2. The rotation response of the rotating shaft is faster and the rotation efficiency is higher. The discharge plate can be quickly flipped to open the discharge port for discharge, and the material discharge efficiency is improved. 3. The sealing performance in the stirring cavity is better, which effectively prevents the leakage of materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure provided by the utility model;

[0027] Figure 2 It is a top view provided by the utility model;

[0028] Figure 3 It is a side view provided by the utility model;

[0029] Figure 4 It is a front view provided by the utility model.

[0030] In the figure, a fixed box body 1, a stirring cavity 2, a docking port 3, a accommodating cavity 4, a feed port 5, a discharge port 6, an automatic unloading component 7, a docking fixing structure 8, a first arc portion 9, a second arc portion 10, a unloading plate 11, a rotating shaft 12, a connecting piece 13, a rotating shaft driving component 14, a rotating shaft driver 15, a first hinge 16, an active connecting rod 17, a second hinge 18, a third hinge 19, a rotating arm 20, a fourth hinge component 21, a rotating shaft positioning seat 22, a first bearing 23, a hinge groove 24, a hinge block 25, a hinge shaft 26, a sealed bearing 27, a first docking plate 28, a locking groove 29, a locking column 30, a locking block 31, a positioning pin 32, a sealing cover plate 33, a handle 34, a fixing rod 35, a fixing seat 36, a fixing block 37, a fixing groove 38, a connecting rocker arm 39, and a positioning sleeve 40. DETAILED DESCRIPTION

[0031] like Figure 1-Figure 4 As shown, a box device for a pull-type mixer comprises a fixed box 1, a stirring cavity 2 is arranged in the fixed box 1, one side of the fixed box 1 is sealed, and the other side is provided with a docking port 3, the stirring cavity 2 comprises two symmetrically distributed accommodating chambers 4, a feed port 5 is arranged at the top of the fixed box 1, a discharge port 6 is arranged at the bottom of the accommodating chamber 4, an automatic unloading component 7 is arranged in the discharge port 6, and a docking fixing structure 8 is also arranged on the side wall of the fixed box 1 on the side of the docking port 3.

[0032] In the utility model, the external stirring device can be sealed and connected to the docking port 3 of the fixed box body 1, and the stirring shafts on the stirring device are respectively extended into the two accommodating chambers 4 to perform mixing and stirring operations on the materials. The materials to be mixed enter through the feed port 5 at the top of the fixed box body 1, and when the materials are mixed, they are discharged through the discharge port 6 at the bottom of the accommodating chamber 4.

[0033] The separate design of the fixed box body 1 makes it easy for cleaning personnel to clean the material residues on the internal accommodating chamber 4 of the fixed box body 1, so as to avoid the influence of the material residues on the subsequent mixing and stirring operations. The stirring operations can be carried out simultaneously in the two symmetrically distributed accommodating chambers 4, and the mixing efficiency of the materials is greatly improved. The automatic unloading component 7 in the discharge port 6 can realize the automatic unloading of the materials, and the unloading operation is convenient, which improves the automation performance. The docking fixing structure 8 on the fixed box body 1 can make the fixed connection between the fixed box body 1 and the external stirring device more stable, and further increase the sealing performance of the docking interface 3.

[0034] Specifically, combined with Figure 1 and Figure 3 As shown, the side inner wall and the bottom inner wall of the accommodating chamber 4 are respectively provided with a first arc portion 9 and a second arc portion 10, the first arc portion 9 and the second arc portion 10 are connected as a whole, the two second arc portions 10 on the two accommodating chambers 4 are connected and connected as a whole, and the plane height at the connection between the two second arc portions 10 is higher than the height of the bottom surface of the accommodating chamber 4.

[0035] The first arc-shaped portion 9 on the inner wall of the side of the accommodating chamber 4 allows the material to quickly slide to the bottom of the accommodating chamber 4 during the mixing process. A second arc-shaped portion 10 is provided on the inner wall of the bottom of the accommodating chamber 4, and the plane height at the connection between the two second arc-shaped portions 10 is higher than the height of the bottom surface of the accommodating chamber 4. The material that slides toward or falls into the bottom of the accommodating chamber 4 can be concentrated on the lowest surface of the second arc-shaped portion 10, that is, above the discharge port 6, which is convenient for the rapid discharge of subsequent materials.

[0036] Specifically, combined with Figure 1-Figure 4As shown, the discharge port 6 is arranged at the lowest surface of the second arc-shaped portion 10 and is distributed along the length direction of the accommodating chamber 4. The automatic unloading component 7 includes a discharge plate 11 arranged at the discharge port 6 and adapted to the discharge port 6. A rotating shaft 12 distributed along the length direction of the discharge port 6 and penetrating the fixed box body 1 is provided on the side wall of the discharge port 6. The rotating shaft 12 is rotatably connected to the fixed box body 1. The bottom of the discharge plate 11 is connected to the rotating shaft 12 through a connecting piece 13. A rotating shaft driving component 14 is also provided on the fixed box body 1.

[0037] The discharge port 6 is distributed along the length direction of the accommodating chamber 4. The discharge port 6 has a large discharge area and high discharge efficiency. The rotating shaft driving assembly 14 on the fixed box body 1 can drive the rotating shaft 12 to rotate. The rotation of the rotating shaft 12 synchronously drives the discharge plate 11 to flip. The flipping of the discharge plate 11 makes the discharge port 6 open, thereby realizing automatic discharge of materials. The discharge is convenient, efficient, and has high automation performance.

[0038] Specifically, combined with Figure 1-Figure 4 As shown, the rotating shaft driving assembly 14 includes a rotating shaft driver 15 respectively arranged on the two side walls of the fixed box body 1, and the rear end of the rotating shaft driver 15 is hingedly connected to the side wall of the fixed box body 1 through a first hinge 16. An active connecting rod 17 is also provided on the side wall of the fixed box body 1. One end of the active connecting rod 17 is hinged to the side wall of the fixed box body 1 through a second hinge 18, and the other end is hinged to a rotating arm 20 that matches the end of the rotating shaft 12 through a third hinge 19. The output end of the rotating shaft driver 15 is hingedly connected to the middle end of the active connecting rod 17 through a fourth hinge assembly 21.

[0039] The rotating shaft driver 15 is a cylinder. When the materials are mixed, the rotating shaft drivers 15 respectively hinged on the two side walls of the fixed box body 1 are in operation, and the output end of the rotating shaft driver 15 extends to drive the active connecting rod 17 to rotate clockwise, thereby driving the rotating arm 20 to rotate counterclockwise and driving the rotating shaft 12 to rotate counterclockwise. The counterclockwise rotation of the rotating shaft 12 synchronously drives the unloading plate 11 to reversely flip and open the discharge port 6, which is convenient for automatic unloading of materials. Similarly, when the output end of the rotating shaft driver 15 is retracted, the unloading plate 11 can be forwardly flipped to close the discharge port 6. The two ends of the rotating shaft 12 are driven by the two rotating shaft drivers 15 through the active connecting rod 17 and the rotating arm 20 respectively. The rotation response of the rotating shaft 12 is faster and the rotation efficiency is higher, which can effectively improve the unloading efficiency of the materials.

[0040] Specifically, combined with Figure 1 and Figure 3 As shown, the two side walls of the fixed box body 1 are respectively provided with a rotating shaft positioning seat 22 matched with the two ends of the rotating shaft 12, and the rotating shaft positioning seat 22 is provided with a first bearing 23 sleeved on the end of the rotating shaft 12.

[0041] The rotating shaft positioning seat 22 plays a role in positioning the end of the rotating shaft 12 , and the first bearing 23 in the rotating shaft positioning seat 22 plays a role in supporting the rotating shaft 12 and reducing the friction coefficient of the rotating shaft 12 during the rotation process.

[0042] Specifically, combined with Figure 1 and Figure 4 As shown, the fourth hinge assembly 21 includes a hinge groove 24 arranged on the middle end of the active connecting rod 17, and a hinge block 25 adapted to the hinge groove 24 is provided on the output end of the rotating shaft driver 15. The active connecting rod 17 is respectively located between the side walls on both sides of the hinge groove 24 and is hingedly connected to the hinge block 25 through a hinge shaft 26.

[0043] The hinge block 25 on the output end of the rotating shaft driver 15 extends into the hinge slot 24 on the active connecting rod 17, and is connected to the side walls on both sides of the hinge slot 24 through the hinge shaft 26 to achieve hinged cooperation.

[0044] Preferably, combined Figure 1 As shown, the rotating shaft 12 passes through the fixed housing 1 and a sealing bearing 27 is provided between the fixed housing 1 , and a movable seal is formed between the inner wall of the sealing bearing 27 and the outer wall of the rotating shaft 12 .

[0045] The sealed bearing 27 between the rotating shaft 12 and the fixed housing 1 plays a sealing role to prevent impurities such as materials from entering the gap between the rotating shaft 12 and the fixed housing 1 and affecting the normal rotation of the rotating shaft 12 .

[0046] Specifically, combined with Figure 1 and Figure 4 As shown, the docking fixing structure 8 includes a first docking plate 28 arranged on the side wall of the fixed box body 1 and extending outward along the outer circumference of the docking port 3. A plurality of locking grooves 29 are symmetrically distributed on both sides of the first docking plate 28. A locking column 30 is rotatably connected in the locking groove 29. The rear end of the locking column 30 is hinged at the bottom of the first docking plate 28. The head of the locking column 30 is threadedly connected to a locking block 31. Positioning pins 32 are also evenly distributed on the first docking plate 28.

[0047] The external stirring device is provided with a second docking plate that is sealed and docked with the first docking plate 28. The second docking plate is also provided with a corresponding locking groove 29. The second docking plate is also provided with a positioning groove that is compatible with the positioning pin 32. When the first docking plate 28 and the second docking plate are sealed and docked, the locking column 30 is rotated so that the locking column 30 is inserted into the corresponding locking groove 29, and the locking block 31 is rotated until the locking block 31 is tightly pressed against the second docking plate, thereby achieving the purpose of further locking the first docking plate 28 and the second docking plate to ensure the sealing performance of the docking interface 3.

[0048] Specifically, combined with Figure 1 and Figure 4As shown, the fixed box body 1 is provided with an observation port connected to the accommodating chamber 4, and the observation port is provided with a sealing cover plate 33 for sealing the observation port. The upper end of the sealing cover plate 33 is hinged on the outer wall of the fixed box body 1, and a handle 34 is provided on the sealing cover plate 33. A fixing rod 35 is rotatably connected to the sealing cover plate 33, and a fixing block 37 is provided on the fixing rod 35. A fixing seat 36 is also provided on the outer wall of the fixed box body 1, and a fixing groove 38 matching the fixing block 37 is provided on the fixing seat 36.

[0049] The handle 34 pulls the sealing cover 33 to open the observation port for observation or maintenance operations, and the fixing rod 35 on the sealing cover 33 can be rotated so that the fixing block 37 on the fixing rod 35 is inserted into the fixing groove 38 of the fixing seat 36 on the outer wall of the fixed box body 1 to form a limit fit, thereby locking the sealing cover 33 and preventing the sealing cover 33 from being opened by mistake.

[0050] Specifically, combined with Figure 1 As shown, the connecting member 13 includes at least two connecting rocker arms 39 connected to the bottom of the blanking plate 11 , and the tail ends of the connecting rocker arms 39 are fixedly connected to the rotating shaft 12 through positioning sleeves 40 .

[0051] The tail end of the connecting rocker arm 39 is fixedly connected to the rotating shaft 12 through a positioning sleeve 40, and the other end is connected to the bottom of the blanking plate 11. When the rotating shaft 12 rotates, the connecting rocker arm 39 can synchronously drive the blanking plate 11 to flip.

[0052] The working principle of the utility model is as follows: after the second docking plate on the external stirring device is sealed and docked with the first docking plate 28 on the side wall of the fixed box body 1, the locking column 30 is rotated so that the locking column 30 is inserted into the corresponding locking groove 29, and the locking block 31 is rotated until the locking block 31 is tightly pressed against the second docking plate, so as to further lock the first docking plate 28 and the second docking plate to ensure the sealing of the docking port 3;

[0053] The stirring shafts on the stirring device extend into the two accommodating chambers 4 respectively to perform mixing and stirring operations on the materials. When the materials are mixed, the rotating shaft driver 15 respectively hinged on the two side walls of the fixed box body 1 runs, and the output end of the rotating shaft driver 15 extends out to drive the active connecting rod 17 to rotate clockwise, thereby driving the rotating arm 20 to rotate counterclockwise and driving the rotating shaft 12 to rotate counterclockwise. The counterclockwise rotation of the rotating shaft 12 synchronously drives the unloading plate 11 to reversely flip open the discharge port 6 for unloading; when the discharge port 6 needs to be closed, the output end of the rotating shaft driver 15 retracts.

[0054] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0055] Although this article uses more fixed box 1, stirring cavity 2, docking port 3, accommodating cavity 4, feed port 5, discharge port 6, automatic unloading assembly 7, docking fixing structure 8, first arc portion 9, second arc portion 10, unloading plate 11, rotating shaft 12, connecting member 13, rotating shaft driving assembly 14, rotating shaft driver 15, first hinge 16, active connecting rod 17, second hinge 18, third hinge 19, rotating arm 20, fourth hinge assembly 21, rotating shaft positioning seat 22, first bearing 23, hinge groove 24, hinge block 25, hinge shaft 26, sealed bearing 27, first docking plate 28, locking groove 29, locking column 30, locking block 31, positioning pin 32, sealing cover plate 33, handle 34, fixing rod 35, fixing seat 36, fixing block 37, fixing groove 38, connecting rocker arm 39, positioning sleeve 40, etc., these terms are used only to more conveniently describe and explain the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. A box device for a pull-type mixer, comprising a fixed box (1), wherein a stirring cavity (2) is provided in the fixed box (1), one side of the fixed box (1) is sealed, and the other side is provided with a docking port (3), characterized in that: The stirring cavity (2) comprises two symmetrically distributed accommodating chambers (4), the top of the fixed box body (1) is provided with a feed port (5), the bottom of the accommodating chamber (4) is provided with a discharge port (6), an automatic unloading assembly (7) is provided in the discharge port (6), a docking fixing structure (8) is further provided on the side wall of the fixed box body (1) on the side of the docking port (3), the side inner wall and the bottom inner wall of the accommodating chamber (4) are respectively provided with a first arc portion (9) and a second arc portion (10), the first arc portion ( 9) and the second arc-shaped portion (10) are connected as a whole, the two second arc-shaped portions (10) on the two accommodating chambers (4) are connected and connected as a whole, the plane height of the connection between the two second arc-shaped portions (10) is higher than the height of the bottom surface of the accommodating chamber (4), the discharge port (6) is arranged at the lowest surface of the second arc-shaped portion (10) and is distributed along the length direction of the accommodating chamber (4), the automatic unloading component (7) includes a unloading plate (11) arranged at the discharge port (6) and adapted to the discharge port (6), and the side wall of the discharge port (6) is provided with a A rotating shaft (12) is provided along the length direction of the discharge port (6) and penetrates the fixed box (1); the rotating shaft (12) is rotatably connected to the fixed box (1); the bottom of the unloading plate (11) is connected to the rotating shaft (12) via a connecting piece (13); a rotating shaft driving assembly (14) is also provided on the fixed box (1); the rotating shaft driving assembly (14) includes rotating shaft drivers (15) respectively arranged on the two side walls of the fixed box (1); the rear end of the rotating shaft driver (15) is The first hinge (16) is hingedly connected to the side wall of the fixed box (1). The side wall of the fixed box (1) is also provided with an active connecting rod (17). One end of the active connecting rod (17) is hingedly connected to the side wall of the fixed box (1) via a second hinge (18), and the other end is hingedly connected to a rotating arm (20) that cooperates with the end of the rotating shaft (12) via a third hinge (19). The output end of the rotating shaft driver (15) is hingedly connected to the middle end of the active connecting rod (17) via a fourth hinge assembly (21).

2. The box device for the pull-type mixer according to claim 1, characterized in that: The two side walls of the fixed box (1) are respectively provided with rotating shaft positioning seats (22) matched with the two ends of the rotating shaft (12), and the rotating shaft positioning seats (22) are provided with a first bearing (23) sleeved on the end of the rotating shaft (12).

3. The box device for the pull-type mixer according to claim 1, characterized in that: The fourth hinge assembly (21) comprises a hinge groove (24) arranged at the middle end of the active connecting rod (17); a hinge block (25) adapted to the hinge groove (24) is arranged at the output end of the rotating shaft driver (15); the active connecting rod (17) is respectively located between the side walls on both sides of the hinge groove (24) and the hinge block (25) and is hingedly connected via a hinge shaft (26).

4. The box device for the pull-type mixer according to claim 1, characterized in that: The rotating shaft (12) is passed through the fixed housing (1) and a sealing bearing (27) is provided between the fixed housing (1), and a movable seal is formed between the inner wall of the sealing bearing (27) and the outer wall of the rotating shaft (12).

5. The box device for the pull-type mixer according to any one of claims 1 to 4, characterized in that: The docking fixing structure (8) comprises a first docking plate (28) arranged on the side wall of the fixing box (1) and extending outward along the outer circumference of the docking interface (3), a plurality of locking grooves (29) are symmetrically distributed on both sides of the first docking plate (28), a locking column (30) is rotatably connected in the locking groove (29), the rear end of the locking column (30) is hinged to the bottom of the first docking plate (28), the head of the locking column (30) is threadedly connected to a locking block (31), and positioning pins (32) are evenly distributed on the first docking plate (28).

6. The box device for the pull-type mixer according to any one of claims 1 to 4, characterized in that: The fixed box body (1) is provided with an observation port connected to the accommodating chamber (4), the observation port is provided with a sealing cover plate (33) for sealing the observation port, the upper end of the sealing cover plate (33) is hinged on the outer wall of the fixed box body (1), the sealing cover plate (33) is provided with a handle (34), the sealing cover plate (33) is rotatably connected to a fixing rod (35), the fixing rod (35) is provided with a fixing block (37), the outer wall of the fixed box body (1) is also provided with a fixing seat (36), and the fixing seat (36) is provided with a fixing groove (38) matching with the fixing block (37).

7. The box device for the pull-type mixer according to claim 1, characterized in that: The connecting member (13) comprises at least two connecting rocker arms (39) connected to the bottom of the blanking plate (11), and the rear ends of the connecting rocker arms (39) are fixedly connected to the rotating shaft (12) via positioning sleeves (40).

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