Numerical control chemical raw material mixture stirring machine

Abstract

The application belongs to the technical field of stirring equipment, and particularly relates to a numerical control chemical raw material mixture stirrer. In view of the problem that the existing chemical raw material stirrer cannot gradually release auxiliary materials in the stirring process, the following scheme is proposed. The scheme comprises a mixing barrel, a vertical main shaft is sleeved between the bottom inner wall shaft center position of the barrel cover and the shaft center position of the main shaft fixing frame, a stirring middle box is fixed on the circumferential outer wall middle position of the main shaft through bolts, a stirring mechanism is arranged on the circumferential outer wall of the stirring middle box, and an auxiliary material adding mechanism is arranged on the circumferential inner wall of the barrel cover. In the auxiliary material adding process of different mixtures, the auxiliary material adding mechanism of the stirrer is independent, the auxiliary material can enter the inside of the mixing rotating box through the auxiliary material conduit and the mixing feeding pipe, the mixing rotating box can gradually release the auxiliary material in the stirring and mixing process, and the mixing effect of the auxiliary material is improved.

Description

A CNC chemical raw material mixing machine Technical Field

[0001] This invention relates to the field of mixing equipment technology, and in particular to a CNC chemical raw material mixing machine. Background Technology

[0002] In the practical application of chemical equipment, the proportion of raw materials is inseparable from the mixing equipment. The mixer can fully mix chemical raw materials, reduce manual operation, not only improve efficiency, but also work continuously. It is a piece of equipment that plays an important role in the chemical production process. In the proportion of chemical raw materials, several kinds of materials are usually mixed, with the main material having a larger proportion and the auxiliary material having a smaller proportion to assist the main material.

[0003] Existing chemical raw material mixing mixers have the following problems: Current chemical raw material mixers directly add the main material and auxiliary material at once, and mix them continuously inside the mixer for a long time. This method of adding auxiliary material all at once makes the mixing of auxiliary material and main material take longer. Existing technology cannot easily solve this problem. Therefore, there is an urgent need for a CNC chemical raw material mixing mixer to solve the above problems. Summary of the Invention

[0004] To address the technical problem that existing chemical raw material mixers cannot gradually release auxiliary materials during the mixing process, this invention proposes a CNC chemical raw material mixing machine.

[0005] This invention proposes a CNC chemical raw material mixing machine, comprising a mixing tank, a horizontally sealed tank cover fixed to the top of the mixing tank by bolts, three vertically arranged fixed legs fixed to the bottom circumference of the mixing tank by bolts, the three fixed legs being connected by a common support frame by bolts, a control panel fixed to the middle of the outer circumference of the mixing tank by bolts, a first hole opened at the top of the outer circumference of the mixing tank, and a feed hopper fixed to the first hole by bolts, a second hole opened at the bottom of the outer circumference of the mixing tank, and a discharge hopper fixed to the second hole by bolts, a horizontally arranged main shaft fixing frame fixed to the bottom of the inner circumference of the mixing tank by bolts, a vertically arranged main shaft being connected to the axis of the bottom inner wall of the tank cover and the axis of the main shaft fixing frame by bearings, a mixing box fixed to the middle of the outer circumference of the main shaft by bolts, a mixing mechanism being provided on the outer circumference of the mixing box, and an auxiliary material adding mechanism being provided on the inner circumference of the tank cover.

[0006] Preferably, a vertically arranged spindle gear slot is provided on the top of the outer circumference of the spindle, and a spindle gear is fixedly engaged at the position of the spindle gear slot on the top of the outer circumference of the spindle. A stirring motor is fixed to the top of the bucket cover by bolts, and a drive gear is fixed to the output shaft of the stirring motor by bolts, and the drive gear meshes with the spindle.

[0007] Preferably, the auxiliary material adding mechanism includes a horizontally arranged auxiliary material collecting hopper. The middle of the auxiliary material collecting hopper is fixed to the outer circumference of the main shaft by bolts. An annular auxiliary material hopper sliding ring is welded and fixed to the outer circumference of the auxiliary material collecting hopper. The auxiliary material hopper sliding ring is slidably engaged and fixed to the inner circumference of the bucket lid. The bottom of the auxiliary material collecting hopper has six circumferentially arrayed leakage holes. An auxiliary material feeding hopper is fixed to the top of the bucket lid by bolts, and the bottom of the auxiliary material feeding hopper is located at the top of the auxiliary material collecting hopper.

[0008] Preferably, the stirring mechanism includes six swing plate storage cavities opened on the outer circumference of the stirring box. The top position between the two inner walls of the swing plate storage cavities is fixed with a stirring swing plate by bolts. The bottom position of one side of the stirring swing plate is fixed with a horizontally arranged auxiliary stirring plate by bolts. The side of the stirring swing plate is fixed with a vertically arranged mixing rotating box by bolts.

[0009] Preferably, a return spring is fixed to the middle position of one side inner wall of the swing plate storage cavity by bolts, and the other end of the return spring is fixed to the middle position of the bottom of the stirring swing plate. An electric push rod is fixed to the top position of the return spring on one side inner wall of the swing plate storage cavity by bolts, and the top output end of the electric push rod is fixed to the bottom of the stirring swing plate by bolts.

[0010] Preferably, an array of wing plates is fixed to the bottom of the other side of the stirring plate by bolts. The wing plates are rotatably connected to the stirring plate, and the cross-section of the wing plates is canard-shaped.

[0011] Preferably, a mixing feed pipe is sleeved on the top of one end of the mixing turntable, and the mixing feed pipe is in communication with the interior of the mixing turntable. An auxiliary material feed pipe is bolted to the top of the mixing plate in the stirring box. The top of the auxiliary material feed pipe is sleeved and fixed to the leakage hole at the bottom of the auxiliary material collection hopper. A discharge pipe head is threaded onto the bottom end of the auxiliary material feed pipe. A vertically arranged auxiliary material guide tube is bolted to one side of the stirring box, located on one side of the mixing plate. The bottom of the feed tube is fitted with a first rotating tube seat and a second rotating tube seat respectively, and the first rotating tube seat and the second rotating tube seat are connected to the inside of the auxiliary material feed tube. The bottom of the first rotating tube seat is connected to the auxiliary material guide tube. The bottom of the second rotating tube seat and the mixing feed tube located at the top, as well as the bottom of the auxiliary material guide tube and the mixing feed tube located at the bottom, are fitted with auxiliary material soft guide tubes. A feed port is opened on one side of the mixing rotating box, and a discharge port is opened on the other side of the mixing rotating box.

[0012] Preferably, an auxiliary material feeding box is fixed between the inner walls of both ends of the mixing box by bolts. The top of the auxiliary material feeding box has five arrayed discharge slots. The interior of the auxiliary material feeding box is connected to the mixing feeding pipe. The top of the auxiliary material feeding box is set as an arc surface, and the discharge slots are located at the flow position between the discharge port and the inlet.

[0013] Preferably, a first fixing plate is fixed between the inner walls of the two ends of the discharge port by bolts. The first fixing plate is located on one side inside the mixing box and is fixed with an array of paddle shafts by bearings. The outer circumference of the paddle shafts is fitted with mixing paddles by bearings.

[0014] Preferably, a second fixing strip is fixed at both ends between the inner walls on both sides of the auxiliary material feeding box, and a horizontally arranged stirring blade roller is fixed at both ends between the two second fixing strips by bearings. A motor is fixed to the inner wall of one end of the mixing box by bolts, and the output shaft of the motor is fixed to the axis of the stirring blade roller.

[0015] The beneficial effects of this invention are as follows:

[0016] 1. This CNC chemical raw material mixing machine has an independent auxiliary material addition mechanism in the process of adding auxiliary materials to different mixtures. The auxiliary materials can be added from the top, and can enter the interior of the mixing chamber through the auxiliary material guide pipe and the mixing feed pipe. The mixing chamber can gradually release the auxiliary materials during the mixing process, thereby improving the mixing effect of the auxiliary materials.

[0017] 2. This CNC chemical raw material mixing machine is designed so that, during mixing, the mixing mechanism opens the mixing plate by controlling the centrifugal force of rotation, creating a mixing contact surface. As the rotation progresses, the opening angle can be adjusted by changing the centrifugal force. During the mixing process, the auxiliary mixing plate is designed with an arc surface structure, which can gather the mixture from the circumference of the mixing barrel to the center through rotation, thereby improving the mixing effect.

[0018] 3. This CNC chemical raw material mixing machine, through the bottom wing plate, can generate irregular oscillation during the mixing process, which has a dispersing effect on the mixing of the mixture. Furthermore, the collision between two adjacent wing plates can generate vibration effect, which can eliminate air bubbles inside the mixture. Attached Figure Description

[0019] Figure 1 is a schematic diagram of the overall structure of a CNC chemical raw material mixing machine proposed in this invention;

[0020] Figure 2 is a schematic diagram of the internal cross-sectional structure of a CNC chemical raw material mixing machine proposed in this invention;

[0021] Figure 3 is a schematic diagram of the mixing mechanism of a CNC chemical raw material mixing machine proposed in this invention;

[0022] Figure 4 is a schematic diagram of the auxiliary material addition mechanism of a CNC chemical raw material mixing machine proposed in this invention;

[0023] Figure 5 is a partial structural diagram of the mixing mechanism of a CNC chemical raw material mixing machine proposed in this invention;

[0024] Figure 6 is a schematic diagram of the mixing turntable structure of a CNC chemical raw material mixing machine proposed in Embodiment 1 of the present invention;

[0025] Figure 7 is a schematic diagram of the mixing turntable structure of a CNC chemical raw material mixer proposed in Embodiment 2 of the present invention;

[0026] Figure 8 is a schematic diagram of the mixing turntable structure of a CNC chemical raw material mixing machine proposed in Embodiment 3 of the present invention.

[0027] In the diagram: 1. Support frame; 2. Fixed legs; 3. Mixing tank; 4. Feed hopper; 5. Agitator motor; 6. Auxiliary material feed hopper; 7. Tank lid; 8. Control panel; 9. Discharge hopper; 10. Auxiliary material hopper slip ring; 11. Auxiliary material collection hopper; 12. Main shaft gear; 13. Main shaft; 14. Mixing middle box; 15. Mixing swing plate; 16. Swing plate storage cavity; 17. Mixing rotating box; 18. Auxiliary mixing plate; 19. Main shaft fixing frame; 20. Wing plate; 21. Auxiliary material guide tube. ; 22. Auxiliary material feed pipe; 23. Main shaft gear slot; 24. Discharge pipe head; 25. Electric push rod; 26. Return spring; 27. Auxiliary material soft guide pipe; 28. First rotating tube seat; 29. ​​Second rotating tube seat; 30. Mixing feed pipe; 31. Discharge port; 32. Feed port; 33. Discharge trough; 34. Auxiliary material feed box; 35. Paddle shaft; 36. Mixing paddle; 37. First fixing plate; 38. Second fixing plate; 39. Mixing roller. Detailed Implementation

[0028] Example 1

[0029] Referring to Figures 1-6, a CNC chemical raw material mixing machine includes a mixing tank 3. A horizontally sealed tank cover 7 is bolted to the top of the mixing tank 3. Three vertically arranged fixed legs 2 are bolted to the bottom circumference of the mixing tank 3. A common support frame 1 is bolted between the three fixed legs 2. A control panel 8 is bolted to the middle of the outer circumference of the mixing tank 3. A first hole is formed at the top of the outer circumference of the mixing tank 3, and a feed hopper 4 is bolted to the first hole. A second hole is provided at the bottom of the outer circumference of the mixing bucket 3, and a discharge hopper 9 is fixed to the second hole by bolts. A horizontally arranged main shaft fixing frame 19 is fixed to the bottom of the inner circumference of the mixing bucket 3 by bolts. The same vertically arranged main shaft 13 is connected between the axis of the bottom inner wall of the bucket cover 7 and the axis of the main shaft fixing frame 19 by bearing sleeve. A stirring box 14 is fixed to the middle of the outer circumference of the main shaft 13 by bolts. A stirring mechanism is provided on the outer circumference of the stirring box 14. An auxiliary material adding mechanism is provided on the inner circumference of the bucket cover 7.

[0030] Furthermore, a vertically arranged main shaft gear slot 23 is provided on the top of the outer circumference of the main shaft 13. The main shaft gear 12 is fixedly engaged at the position of the main shaft gear slot 23 on the top of the outer circumference of the main shaft 13. The top of the bucket cover 7 is fixed with a stirring motor 5 by bolts. The output shaft of the stirring motor 5 is fixed with a drive gear by bolts, and the drive gear meshes with the main shaft 13.

[0031] Furthermore, the auxiliary material adding mechanism includes a horizontally arranged auxiliary material collection hopper 11. The middle of the auxiliary material collection hopper 11 is fixed to the outer circumference of the main shaft 13 by bolts. An annular auxiliary material hopper slip ring 10 is welded and fixed to the outer circumference of the auxiliary material collection hopper 11. The auxiliary material hopper slip ring 10 is slidably engaged and fixed to the inner circumference of the bucket cover 7. The bottom of the auxiliary material collection hopper 11 is provided with six circularly arranged leakage holes. The top of the bucket cover 7 is fixed with an auxiliary material feed hopper 6 by bolts, and the bottom of the auxiliary material feed hopper 6 is located at the top of the auxiliary material collection hopper 11.

[0032] Furthermore, the mixing mechanism includes six swing plate storage cavities 16 opened on the outer circumference of the mixing box 14. The top position between the two inner walls of the swing plate storage cavity 16 is fixed with a mixing swing plate 15 by bolts. The bottom position on one side of the mixing swing plate 15 is fixed with a horizontally arranged auxiliary mixing plate 18 by bolts. The side of the mixing swing plate 15 is fixed with a vertically arranged mixing rotating box 17 by bolts.

[0033] Furthermore, a return spring 26 is fixed to the middle position of one side inner wall of the swing plate storage cavity 16 by bolts, and the other end of the return spring 26 is fixed to the middle position of the bottom of the stirring swing plate 15. An electric push rod 25 is fixed to the top position of the return spring 26 on one side inner wall of the swing plate storage cavity 16 by bolts, and the top output end of the electric push rod 25 is fixed to the bottom of the stirring swing plate 15 by bolts.

[0034] Furthermore, an array of wing plates 20 are fixed to the bottom of the other side of the stirring plate 15 by bolts. The wing plates 20 are rotatably connected to the stirring plate 15, and the cross-section of the wing plates 20 is canard-shaped.

[0035] Furthermore, a mixing feed pipe 30 is sleeved on the top of one end of the mixing turntable 17, and the mixing feed pipe 30 is in communication with the interior of the mixing turntable 17. An auxiliary material feed pipe 22 is bolted to the top of the mixing plate 15 in the mixing box 14. The top of the auxiliary material feed pipe 22 is sleeved and fixed to the leakage hole at the bottom of the auxiliary material collection hopper 11. A discharge pipe head 24 is threaded onto one end of the bottom of the auxiliary material feed pipe 22. A vertically arranged auxiliary material guide pipe 21 is bolted to one side of the mixing box 14, located on one side of the mixing plate 15. The auxiliary material feed pipe 22... The bottom positions are respectively fitted with a first rotating tube seat 28 and a second rotating tube seat 29, and the first rotating tube seat 28 and the second rotating tube seat 29 are connected to the inside of the auxiliary material feed pipe 22. The bottom of the first rotating tube seat 28 is connected to the auxiliary material conduit 21. The bottom of the second rotating tube seat 29 and the mixing feed pipe 30 located at the top, as well as the bottom of the auxiliary material conduit 21 and the mixing feed pipe 30 located at the bottom, are both fitted with auxiliary material soft guide pipes 27. A feed inlet 32 ​​is opened on one side of the mixing turntable 17, and a discharge outlet 31 is opened on the other side of the mixing turntable 17.

[0036] Furthermore, an auxiliary material feeding box 34 is fixed between the inner walls of both ends of the mixing box 17 by bolts. The top of the auxiliary material feeding box 34 has five arrayed discharge slots 33. The interior of the auxiliary material feeding box 34 is connected to the mixing feed pipe 30. The top of the auxiliary material feeding box 34 is set as an arc surface, and the discharge slots 33 are located at the flow position between the discharge port 31 and the feed port 32.

[0037] In use of this invention: First, the entire mixer is fixed and stabilized. During use, the main material can be added to the mixing tank 3 through the feed hopper 4. The internal electrical components are controlled through the control panel 8. During the mixing process, the auxiliary material adding mechanism rotates with the main shaft 13. The auxiliary material is added to the top of the auxiliary material collection hopper 11 through the top auxiliary material feed hopper 6 and falls into the auxiliary material feed pipe 22. During mixing, the mixing mechanism opens the mixing blades 15 by controlling the rotation and the centrifugal force, creating a mixing contact surface. The opening angle can be adjusted by changing the centrifugal force during rotation. During the mixing process, the auxiliary mixing plate 18 is designed with an arc structure. Through the rotation process, the mixture at the circumference of the mixing tank 3 can be gathered towards the center, improving the mixing effect. In addition, the bottom wing plate 20 can produce irregular oscillations during the mixing process. The mixer has a dispersing effect on the mixture, and the two adjacent blades 20 can collide. The vibration effect generated by the collision can remove air bubbles inside the mixture. In the process of adding auxiliary materials to different mixtures, the auxiliary material adding mechanism of this mixer is an independent adding mechanism. The auxiliary material can be added through the top, along the auxiliary material guide pipe 21 and the mixing feed pipe 30 into the mixing rotating box 17. The mixing rotating box 17 can gradually release the auxiliary material during the mixing process, improving the mixing effect of the auxiliary material. In the process of adding granular auxiliary material, the granular auxiliary material is put into the auxiliary material feed box 34. As the mixing rotating box 17 is stirring and rotating in the mixture, its top arc surface contacts the mixture. The mixture has a high flow rate at the arc surface, which can gradually draw out the granular auxiliary material inside the auxiliary material feed box 34 under negative pressure and add it into the mixture. The gradual release can improve the mixing effect of the auxiliary material and the main material.

[0038] Example 2

[0039] Referring to Figures 1-5 and 7, a CNC chemical raw material mixing machine is provided. Compared with embodiment 1, this embodiment further includes a first fixing plate 37 that is fixed between the inner walls of both ends of the discharge port 31 by bolts. The first fixing plate 37 is located on one side inside the mixing box 17 and is fixed with an array of blade shafts 35 by bearings. The outer circumference of the blade shafts 35 is fitted with mixing blades 36 by bearings.

[0040] When using this invention: during the mixing and stirring of liquid auxiliary materials and main materials, the auxiliary materials are added and directly enter the mixing drum 17. The rotation of the mixing drum 17 allows the mixing blades 36 inside to rotate, so that the mixing process can be fully carried out when the auxiliary materials are added.

[0041] Example 3

[0042] Referring to Figures 1-5 and 8, a CNC chemical raw material mixing machine is provided. Compared with embodiment 1, this embodiment further includes two fixed strips 38 fixed at both ends of the inner walls on both sides of the auxiliary material feeding box 34. Horizontally arranged stirring blade rollers 39 are fixed at both ends of the two second fixed strips 38 through bearings. A motor is fixed to the inner wall of one end of the mixing rotating box 17 by bolts, and the output shaft of the motor is fixed to the axis of the stirring blade roller 39.

[0043] When using this invention: during the process of adding viscous and gelatinous excipients, when the excipients flow into the mixing box 17, due to the large resistance caused by the viscosity of the excipients, the stirring roller 39 is rotated by the active drive of the motor, which actively rotates and stirs the excipients to mix with the main material.

[0044] The above description is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any equivalent substitutions or modifications made by those skilled in the art within the scope of the technology disclosed in the present invention, based on the technical solution and inventive concept of the present invention, should be covered within the scope of protection of the present invention.

Claims

1. A CNC chemical raw material mixing machine, comprising a mixing barrel (3), wherein a horizontally sealed barrel cover (7) is bolted to the top of the mixing barrel (3), three vertically arranged fixed legs (2) are bolted to the bottom circumference of the mixing barrel (3), and the three fixed legs (2) are bolted together by a common support frame (1), a control panel (8) is bolted to the middle of the outer circumference of the mixing barrel (3), a first hole is provided at the top of the outer circumference of the mixing barrel (3), and a feed hopper (4) is bolted to the first hole; a second hole is provided at the bottom of the outer circumference of the mixing barrel (3), and a discharge hopper (9) is bolted to the second hole, characterized in that… The bottom of the inner circumference of the mixing tank (3) is fixed with a horizontally arranged main shaft fixing frame (19) by bolts. The bottom inner wall of the tank cover (7) and the main shaft fixing frame (19) are connected by a bearing with the same vertically arranged main shaft (13). The middle of the outer circumference of the main shaft (13) is fixed with a stirring box (14) by bolts. The outer circumference of the stirring box (14) is provided with a stirring mechanism. The inner circumference of the tank cover (7) is provided with an auxiliary material adding mechanism. The stirring mechanism includes six swing plate storage cavities (16) opened on the outer circumference of the stirring box (14). The top position between the two inner walls of the swing plate storage cavity (16) is fixed with a stirring swing plate (15) by bolts. The bottom position of one side of the stirring swing plate (15) is fixed with a horizontally arranged auxiliary stirring plate (18) by bolts. The bottom position of one side of the stirring swing plate (15) is fixed with a vertically arranged mixing rotating box (17) by bolts. The bottom position of the other side of the stirring swing plate (15) is fixed with bolts. An array of fixed wing plates (20) is provided, which are rotatably connected to the stirring plate (15). The cross-section of the wing plates (20) is duck-wing shaped. A mixing feed pipe (30) is sleeved on the top of one end of the mixing turntable (17), and the mixing feed pipe (30) is in communication with the interior of the mixing turntable (17). The stirring middle box (14) is located at the top of the stirring plate (15) and is fixed with an auxiliary material feed pipe (22) by bolts. The top of the auxiliary material feed pipe (22) is connected to the auxiliary material collection hopper. 11) The bottom leakage hole is fixed together. The bottom end of the auxiliary material feed pipe (22) is threaded with a discharge pipe head (24). The side of the mixing box (14) is located on the side of the mixing plate (15) and is fixed with a vertically arranged auxiliary material guide pipe (21) by bolts. The bottom of the auxiliary material feed pipe (22) is respectively fitted with a first rotating pipe seat (28) and a second rotating pipe seat (29), and the first rotating pipe seat (28) and the second rotating pipe seat (29) are connected to the inside of the auxiliary material feed pipe (22).

2. The CNC chemical raw material mixing machine according to claim 1, characterized in that, The top of the outer circumference of the main shaft (13) is provided with a vertically arranged main shaft gear slot (23). The top of the outer circumference of the main shaft (13) is located at the position of the main shaft gear slot (23) and the main shaft gear (12) is fixedly engaged. The top of the bucket cover (7) is fixed with a stirring motor (5) by bolts. The output shaft of the stirring motor (5) is fixed with a drive gear by bolts, and the drive gear meshes with the main shaft (13).

3. The CNC chemical raw material mixing machine according to claim 2, characterized in that, The auxiliary material adding mechanism includes a horizontally arranged auxiliary material collection hopper (11). The middle of the auxiliary material collection hopper (11) is fixed to the outer circumference of the main shaft (13) by bolts. An annular auxiliary material hopper slip ring (10) is welded and fixed to the outer circumference of the auxiliary material collection hopper (11). The auxiliary material hopper slip ring (10) is slidably engaged with the inner circumference of the bucket cover (7). The bottom of the auxiliary material collection hopper (11) is provided with six circularly arranged leakage holes. The top of the bucket cover (7) is fixed with an auxiliary material feed hopper (6) by bolts, and the bottom of the auxiliary material feed hopper (6) is located at the top of the auxiliary material collection hopper (11).

4. The CNC chemical raw material mixing machine according to claim 3, characterized in that, A return spring (26) is fixed to the middle position of one side inner wall of the swing plate storage cavity (16) by bolts, and the other end of the return spring (26) is fixed to the middle position of the bottom of the stirring swing plate (15). An electric push rod (25) is fixed to the top position of the return spring (26) on one side inner wall of the swing plate storage cavity (16) by bolts, and the top output end of the electric push rod (25) is fixed to the bottom of the stirring swing plate (15) by bolts.

5. A CNC chemical raw material mixing machine according to claim 1, characterized in that, The inner walls of the two ends of the mixing box (17) are fixed with auxiliary material feeding boxes (34) by bolts. The top of the auxiliary material feeding box (34) is provided with five arrayed discharge slots (33). The interior of the auxiliary material feeding box (34) is connected to the mixing feed pipe (30). The top of the auxiliary material feeding box (34) is set as an arc surface, and the discharge slots (33) are located at the flow position between the discharge port (31) and the feed port (32).

6. A CNC chemical raw material mixing machine according to claim 5, characterized in that, The inner walls of the two ends of the discharge port (31) are fixed with bolts to a first fixing plate (37). The first fixing plate (37) is located on one side inside the mixing box (17) and is fixed with an array of paddle shafts (35) by bearings. The outer circumference of the paddle shafts (35) is fitted with mixing paddles (36) by bearings.

7. A CNC chemical raw material mixing machine according to claim 6, characterized in that, The auxiliary material feeding box (34) has two fixed plates (38) at both ends between the inner walls on both sides. The two sides between the two second fixed plates (38) are fixed with horizontally arranged stirring blades (39) by bearings. The inner wall of one end of the mixing box (17) is fixed with a motor by bolts, and the output shaft of the motor is fixed to the axis of the stirring blades (39).

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