A milk mixing device capable of two-way reciprocating stirring

Abstract

Aiming at the drawback of low stirring efficiency of stirring devices for dairy products in the prior art, the present invention provides a milk mixing device capable of two-way reciprocating stirring, belonging to the technical field of milk production mixing equipment, comprising a barrel, a top support plate is arranged above the barrel, a vertical shaft and a fixed shaft are installed on the top support plate, a first connecting sleeve and a second connecting sleeve are sleeved on the fixed shaft, a passive gear is fixed outside the first connecting sleeve, a rack is meshed on the passive gear, and a driving mechanism is also arranged on the top support plate; a first stirring blade is arranged outside the first connecting sleeve, a first bevel gear is connected to the lower end of the first connecting sleeve, and a second bevel gear is arranged below the first bevel gear; a transverse shaft is vertically fixed on the fixed shaft, a third bevel gear is arranged on the transverse shaft; a second stirring blade is arranged outside the second connecting sleeve. The mixing device can realize two-way reciprocating switching stirring, has a good stirring effect, can greatly improve stirring efficiency, and save stirring time.

Description

Technical Field

[0001] The invention belongs to the technical field of milk production mixing equipment, and in particular relates to a milk mixing device capable of bidirectional reciprocating stirring. Background Art

[0002] During the preparation process of dairy products, various ingredients need to be added and stirred and mixed evenly by a mixing device. The existing devices for stirring and mixing dairy products generally include a tank body and a stirring mechanism arranged inside the tank body. The stirring mechanism can only stir in a fixed direction. It takes a long time to evenly mix the various ingredients inside the tank body, and the stirring efficiency is low and the stirring effect is poor. Summary of the invention

[0003] In view of the drawback of low stirring efficiency of stirring devices used for dairy products in the prior art, the present invention provides a milk mixing device capable of two-way reciprocating stirring. The mixing device can realize two-way reciprocating switching stirring, has a good stirring effect, can greatly improve the stirring efficiency, and save stirring time.

[0004] The inventive objective of the present invention is achieved through the following technical solutions: a milk mixing device capable of bidirectional reciprocating stirring, comprising a barrel and a support frame for supporting the barrel, a through hole is provided at the middle position of the upper end of the barrel, a support column is fixedly connected to the upper end of the barrel, a transversely arranged top support plate is fixedly connected to the upper end surface of the support column, a vertical shaft that can only rotate on its own is installed on the top support plate, a fixed shaft of a vertically arranged cylindrical structure is fixedly connected to the lower end of the top support plate, the fixed shaft passes through the through hole and is inserted into the barrel, a first connecting sleeve that can only rotate around the fixed shaft is sleeved on the fixed shaft, The second connecting sleeve is located below the first connecting sleeve, the first connecting sleeve is sleeved in the through hole, a passive gear is fixedly connected to the first connecting sleeve, a rack is meshed on the passive gear, a guide sleeve is provided on the outside of the first connecting sleeve to make the rack always mesh with the passive gear, the guide sleeve can only be rotatably sleeved on the first connecting sleeve, the rack is sleeved in the guide sleeve, the rack, guide sleeve and passive gear are all located above the cylinder, one end of the rack is hinged with a driving rod, the other end of the driving rod is vertically fixedly connected to the vertical shaft, and a driving rod for driving the vertical shaft to rotate is also provided on the top support plate. The first connecting sleeve has a plurality of first connecting rods of equal height and arranged horizontally, the first connecting rod is located in the cylinder, the outer end of the first connecting rod is fixedly connected to a first vertical rod arranged downward, and the lower end of the first vertical rod is fixedly connected to a first stirring blade; the lower end of the first connecting sleeve is fixedly connected to a first bevel gear sleeved on a fixed shaft, a second bevel gear sleeved on the fixed shaft is provided below the first bevel gear, and the second bevel gear is fixedly connected to the second connecting sleeve; a transverse shaft is vertically fixed on the fixed shaft, and both ends of the transverse shaft protrude relative to the side of the fixed shaft, and the transverse shaft protrudes A third bevel gear that can only rotate around the transverse axis is provided at each end of the shaft, and the third bevel gear is meshed with the first bevel gear and the second bevel gear at the same time; a plurality of second connecting rods of equal height and arranged transversely are evenly fixed on the outer side surface of the second connecting sleeve, and a second vertical rod arranged downward is fixedly connected to the outer end of the second connecting rod, and a second stirring blade is fixedly connected to the lower end of the second vertical rod, the length of the second connecting rod is smaller than that of the first connecting rod, and the running trajectory of the second stirring blade is located on the inner side of the running trajectory of the first stirring blade; a feed pipe is provided at the upper end of the cylinder, and a discharge pipe is provided at the lower end of the cylinder.

[0005] In the above scheme, the driving mechanism can drive the vertical axis to rotate, and then drive the driving rod to rotate around the vertical axis, and cooperate with the guide sleeve to drive the rack to continuously drive the passive gear to continuously switch between forward and reverse rotation, and through the first bevel gear, the second bevel gear, the third bevel gear and other structures, the first stirring blade and the second stirring blade can be continuously driven to stir the inside of the cylinder, and the stirring direction is continuously switched with the rotation of the vertical axis. At the same time, the stirring directions of the first stirring blade and the second stirring blade are always opposite. This stirring method has a better stirring effect, can significantly shorten the time required for stirring, and improve stirring efficiency.

[0006] Preferably, the driving mechanism comprises a motor fixed on the top support plate, a first pulley is fixedly connected to the rotating shaft of the motor, a second pulley is fixedly connected to the upper end of the vertical shaft, the diameter of the first pulley is smaller than the diameter of the second pulley, and a transmission belt is arranged between the first pulley and the second pulley. This structure can not only drive the vertical shaft to rotate, but also reduce the rotation speed of the vertical shaft, so that the rotation speed of the vertical shaft is smaller than the rotation speed of the motor shaft.

[0007] Preferably, the first stirring blade and the second stirring blade are both of curved surface structure.

[0008] Preferably, the upper end of the first stirring blade is higher than the upper end of the second stirring blade, the lower end of the first stirring blade is lower than the lower end of the second stirring blade, and the width of the first stirring blade is greater than the width of the second stirring blade. The stirring range required by the first stirring blade is greater than the stirring range required by the second stirring blade. By designing the first stirring blade to be larger, the stirring range of the first stirring blade can be expanded, and the stirring effect of the first stirring blade can be improved.

[0009] Preferably, the guide sleeve comprises a first connecting plate sleeved on the first connecting sleeve, the outer end of the first connecting plate is vertically fixedly connected to the second connecting plate, the lower end of the second connecting plate is vertically fixedly connected to the third connecting plate, the first connecting plate and the third connecting plate are located on the same side of the second connecting plate, the third connecting plate and the driven gear are staggered, and the rack is located between the first connecting plate and the third connecting plate. The guide sleeve structure arranged in this way is relatively simple, can meet the use requirements, and can facilitate the installation of the rack.

[0010] Preferably, the lower end of the cylinder is a funnel-shaped structure.

[0011] Preferably, the motor is a stepping motor.

[0012] Preferably, the number of the first connecting rods and the number of the second connecting rods are both three.

[0013] Compared with the prior art, the present invention has the following beneficial effects: the present invention can realize two-way reciprocating switching stirring, and the stirring directions of the first stirring blade and the second stirring blade are always opposite. In the production of milk ingredients, the stirring effect is better, the stirring efficiency can be greatly improved, and the stirring time is saved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a stereogram of the present invention;

[0015] Figure 2 It is a schematic diagram of the internal structure of the present invention;

[0016] Figure 3 It is a schematic diagram of the internal structure of the present invention;

[0017] Figure 4 A three-dimensional diagram of the guide sleeve;

[0018] Markings in the figure: 1. cylinder, 2. support frame, 3. through hole, 4. support column, 5. top support plate, 6. vertical axis, 7. fixed axis, 8. first connecting sleeve, 9. second connecting sleeve, 10. passive gear, 11. rack, 12. guide sleeve, 13. first connecting plate, 14. second connecting plate, 15. third connecting plate, 16. driving rod, 17. driving mechanism, 18. motor, 19. first pulley, 20. second pulley, 21. transmission belt, 22. first connecting rod, 23. first vertical rod, 24. first stirring blade, 25. first bevel gear, 26. second bevel gear, 27. transverse axis, 28. third bevel gear, 29. second connecting rod, 30. second vertical rod, 31. second stirring blade, 32. feed pipe, 33. discharge pipe. DETAILED DESCRIPTION

[0019] The present invention will be further described below with reference to the embodiments shown in the accompanying drawings:

[0020] Example 1

[0021] like Figure 1 , Figure 2 , Figure 3 , Figure 4As shown, a milk mixing device capable of bidirectional reciprocating stirring comprises a barrel 1 and a support frame 2 for supporting the barrel 1, a through hole 3 is provided at the middle position of the upper end of the barrel 1, a support column 4 is fixedly connected to the upper end of the barrel 1, a transversely arranged top support plate 5 is fixedly connected to the upper end surface of the support column 4, a vertical shaft 6 which can only rotate on itself is installed on the top support plate 5, a vertically arranged cylindrical fixed shaft 7 is fixedly connected to the lower end of the top support plate 5, the fixed shaft 7 passes through the through hole 3 and is inserted into the barrel 1, a first connecting sleeve 8 and a second connecting sleeve 9 which can only rotate around the fixed shaft 7 are sleeved on the fixed shaft 7, the second connecting sleeve 9 is located below the first connecting sleeve 8, the first connecting sleeve 8 is sleeved in the through hole 3, and the first connecting sleeve 8 is sleeved on the outer sleeve A passive gear 10 is fixed to the first connecting sleeve 8, and a rack 11 is meshed on the passive gear 10. The first connecting sleeve 8 is provided with a guide sleeve 12 outside to make the rack 11 always meshed with the passive gear 10. The guide sleeve 12 is only rotatably sleeved on the first connecting sleeve 8, and the rack 11 is sleeved in the guide sleeve 12. The guide sleeve 12 includes a first connecting plate 13 sleeved on the first connecting sleeve 8, and the outer end of the first connecting plate 13 is vertically fixedly connected to the second connecting plate 14, and the lower end of the second connecting plate 14 is vertically fixedly connected to the third connecting plate 15. The first connecting plate 13 and the third connecting plate 15 are located on the same side of the second connecting plate 14, and the third connecting plate 15 is staggered with the passive gear 10, and the rack 11 is located between the first connecting plate 13 and the third connecting plate 15. The rack 11, guide sleeve 12, and passive gear 10 are all located above the cylinder 1. A driving rod 16 is hinged at one end of the rack 11, and the other end of the driving rod 16 is vertically fixedly connected to the vertical shaft 6. A driving mechanism 17 for driving the vertical shaft 6 to rotate is also provided on the top support plate 5. The driving mechanism 17 includes a motor 18 fixed on the top support plate 5. The motor 18 is a stepping motor. A first pulley 19 is fixedly connected to the rotating shaft of the motor 18. A second pulley 20 is fixedly connected to the upper end of the vertical shaft 6. The diameter of the first pulley 19 is smaller than the diameter of the second pulley 20. A transmission belt 21 is provided between the first pulley 19 and the second pulley 20.

[0022] Three first connecting rods 22 of equal height and arranged horizontally are evenly fixed on the side of the first connecting sleeve 8. The first connecting rod 22 is located in the cylinder 1. The outer end of the first connecting rod 22 is fixedly connected to a first vertical rod 23 arranged downward, and the lower end of the first vertical rod 23 is fixedly connected to a first stirring blade 24; the lower end of the first connecting sleeve 8 is fixedly connected to a first bevel gear 25 sleeved on the fixed shaft 7, and a second bevel gear 26 sleeved on the fixed shaft 7 is provided below the first bevel gear 25, and the second bevel gear 26 is fixedly connected to the second connecting sleeve 9; a transverse shaft 27 is vertically fixed on the fixed shaft 7, and both ends of the transverse shaft 27 protrude relative to the side of the fixed shaft 7. A third bevel gear 28 that can only rotate around a transverse axis 27 is provided at each end, and the third bevel gear 28 is meshed with the first bevel gear 25 and the second bevel gear 26 at the same time; three second connecting rods 29 of equal height and arranged horizontally are evenly fixed on the outer side of the second connecting sleeve 9, and the outer end of the second connecting rod 29 is fixedly connected to a second vertical rod 30 arranged downward, and the lower end of the second vertical rod 30 is fixedly connected to a second stirring blade 31, the length of the second connecting rod 29 is less than the length of the first connecting rod 22, and the running track of the second stirring blade 31 is located inside the running track of the first stirring blade 24; the first stirring blade 24 and the second stirring blade 31 are both arc-shaped structures. The upper end of the first stirring blade 24 is higher than the upper end of the second stirring blade 31, the lower end of the first stirring blade 24 is lower than the lower end of the second stirring blade 31, and the width of the first stirring blade 24 is greater than the width of the second stirring blade 31.

[0023] A feed pipe 32 is provided at the upper end of the cylinder 1 , and a discharge pipe 33 is provided at the lowest point of the lower end of the cylinder 1 .

[0024] The use principle of the present invention is as follows:

[0025] The ingredients and milk to be added are poured into the barrel 1 from the feed pipe 32. The motor 18 can drive the vertical shaft 6 to rotate continuously through the first pulley 19, the transmission belt 21, and the second pulley 20, thereby driving the driving rod 16 to rotate continuously around the vertical shaft 6, thereby driving the rack 11 to continuously drive the passive gear 10 to switch between forward and reverse rotation. The guide sleeve 12 is provided to ensure that the rack 11 is always engaged with the passive gear 10; the rotation of the passive gear 10 can drive the first connecting sleeve 8 to rotate, and then drive the first vertical rod 23 through the first connecting rod 22. The first stirring blade 24 on the first connecting sleeve 8 rotates; the first bevel gear 25 fixed at the lower end of the first connecting sleeve 8 drives the two third bevel gears 28 to rotate, and then drives the second bevel gear 26 to rotate, and the rotation direction of the second bevel gear 26 is always opposite to the rotation direction of the first bevel gear 25; the second bevel gear 26 can drive the second connecting sleeve 9 to rotate together, and then drive the second stirring blade 31 on the second vertical rod 30 to rotate through the second connecting rod 29, and the stirring direction of the second stirring blade 31 is always opposite to the stirring direction of the first stirring blade 24. In this way, the stirring directions of the first stirring blade 24 and the second stirring blade 31 can be continuously switched, and the stirring directions of the first stirring blade 24 and the second stirring blade 31 are always opposite, so as to achieve a better stirring effect, shorten the time required for stirring, and improve the stirring efficiency. After the stirring and mixing is completed, the dairy product can be discharged from the discharge pipe 33. In actual use, a control valve for controlling the opening or closing of the discharge pipe 33 needs to be installed at the position of the discharge pipe 33.

[0026] 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.

Claims

1. A milk mixing device capable of bidirectional reciprocating stirring, comprising a barrel (1) and a support frame (2) for supporting the barrel (1), characterized in that: A through hole (3) is provided at the middle position of the upper end of the cylinder (1); a support column (4) is fixedly connected to the upper end of the cylinder (1); a transversely arranged top support plate (5) is fixedly connected to the upper end surface of the support column (4); a vertical shaft (6) that can only rotate on its own is installed on the top support plate (5); a vertically arranged cylindrical fixed shaft (7) is fixedly connected to the lower end of the top support plate (5); the fixed shaft (7) passes through the through hole (3) and is inserted into the cylinder (1); a first connecting sleeve (8) and a second connecting sleeve (9) that can only rotate around the fixed shaft (7) are sleeved on the fixed shaft (7); the second connecting sleeve (9) is located below the first connecting sleeve (8); the first connecting sleeve (8) is sleeved in the through hole (3); the first connecting sleeve (8) is sleeved in the A driven gear (10) is fixedly connected to the outer sleeve (8), and a rack (11) is meshed with the driven gear (10). The first connecting sleeve (8) is provided with a guide sleeve (12) outside so that the rack (11) is always meshed with the driven gear (10). The guide sleeve (12) is sleeved on the first connecting sleeve (8) in a rotatable manner. The rack (11) is sleeved in the guide sleeve (12). The rack (11), the guide sleeve (12) and the driven gear (10) are all located above the cylinder (1). A driving rod (16) is hingedly connected to one end of the rack (11). The other end of the driving rod (16) is vertically fixedly connected to the vertical shaft (6). A driving mechanism (17) for driving the vertical shaft (6) to rotate is also provided on the top support plate (5). The first connecting sleeve (8) is provided with a guide sleeve (12) outside so that the rack (11) is always meshed with the driven gear (10). The guide sleeve (12) is sleeved on the first connecting sleeve (8) in a rotatable manner. The rack (11), the guide sleeve (12) and the driven gear (10) are all located above the cylinder (1). A plurality of first connecting rods (22) of equal height and arranged transversely are evenly fixed on the side of the connecting sleeve (8); the first connecting rods (22) are located in the cylinder (1); the outer ends of the first connecting rods (22) are fixedly connected to first vertical rods (23) arranged downwardly; the lower ends of the first vertical rods (23) are fixedly connected to first stirring blades (24); the lower end of the first connecting sleeve (8) is fixedly connected to a first bevel gear (25) sleeved on a fixed shaft (7); a second bevel gear (26) sleeved on the fixed shaft (7) is provided below the first bevel gear (25); the second bevel gear (26) is fixedly connected to the second connecting sleeve (9); a transverse shaft (27) is vertically fixed on the fixed shaft (7); both ends of the transverse shaft (27) are relative to the fixed shaft (7) The side is protruding, and each end of the transverse shaft (27) is provided with a third bevel gear (28) that can only rotate around the transverse shaft (27), and the third bevel gear (28) is meshed with the first bevel gear (25) and the second bevel gear (26) at the same time; the outer side surface of the second connecting sleeve (9) is evenly fixed with a plurality of second connecting rods (29) of equal height and arranged horizontally, the outer end of the second connecting rod (29) is fixedly connected with a second vertical rod (30) arranged downward, and the lower end of the second vertical rod (30) is fixedly connected with a second stirring blade (31), the length of the second connecting rod (29) is less than the length of the first connecting rod (22), and the running track of the second stirring blade (31) is located inside the running track of the first stirring blade (24);The upper end of the cylinder (1) is provided with a feed pipe (32), and the lower end of the cylinder (1) is provided with a discharge pipe (33); The driving mechanism (17) comprises a motor (18) fixed on the top support plate (5), a first belt pulley (19) being fixedly connected to the rotating shaft of the motor (18), a second belt pulley (20) being fixedly connected to the upper end of the vertical shaft (6), the diameter of the first belt pulley (19) being smaller than the diameter of the second belt pulley (20), and a transmission belt (21) being provided between the first belt pulley (19) and the second belt pulley (20); The guide sleeve (12) comprises a first connecting plate (13) sleeved on the first connecting sleeve (8); the outer end of the first connecting plate (13) is vertically fixedly connected to the second connecting plate (14); the lower end of the second connecting plate (14) is vertically fixedly connected to the third connecting plate (15); the first connecting plate (13) and the third connecting plate (15) are located on the same side of the second connecting plate (14); the third connecting plate (15) and the driven gear (10) are staggered; and the rack (11) is located between the first connecting plate (13) and the third connecting plate (15).

2. A milk mixing device capable of bidirectional reciprocating stirring according to claim 1, characterized in that: The first stirring blade (24) and the second stirring blade (31) are both of arc-shaped structures.

3. A milk mixing device capable of bidirectional reciprocating stirring according to claim 2, characterized in that: The upper end of the first stirring blade (24) is higher than the upper end of the second stirring blade (31), the lower end of the first stirring blade (24) is lower than the lower end of the second stirring blade (31), and the width of the first stirring blade (24) is greater than the width of the second stirring blade (31).

4. The milk mixing device capable of bidirectional reciprocating stirring according to claim 1, characterized in that: The lower end of the cylinder (1) is a funnel-shaped structure.

5. The milk mixing device capable of bidirectional reciprocating stirring according to claim 1, characterized in that: The motor (18) is a stepping motor.

6. The milk mixing device capable of bidirectional reciprocating stirring according to claim 1, characterized in that: The number of the first connecting rod (22) and the number of the second connecting rod (29) are both three.

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