Pharmaceutical raw material pulverizer

Abstract

The utility model relates to the technical field of pharmacy, and discloses a pharmaceutical raw material pulverizer which comprises a supporting table, a pulverizing barrel is arranged on the supporting table, vertical plates are symmetrically arranged on the two sides of the pulverizing barrel on the supporting table, a fixing plate is arranged at the tops of the vertical plates, and forward and reverse rotation motors are fixedly arranged on the two sides of the fixing plate respectively. The output end of the positive and negative rotation motor is connected with lead screws, one ends of the lead screws are rotationally connected with the vertical plate, the two lead screws are sleeved with a lifting plate in a threaded mode, the lifting plate is provided with a smashing assembly, the smashing assembly comprises a rotating motor, the output end of the rotating motor is connected with a rotating shaft, and the rotating shaft is provided with multiple sets of smashing blades. And grinding heads are arranged below the smashing blades, inner grinding teeth are arranged on the inner wall of the lower portion of the smashing barrel, the size of smashed particles can be changed, operation is easy, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pharmaceuticals, in particular to a raw material pulverizer for pharmaceuticals. Background Art

[0002] Drugs refer to chemical substances or biological products that can treat, prevent, diagnose diseases or regulate human physiological functions. They can be used to treat diseases, relieve symptoms, restore health or maintain health. The pharmaceutical industry is an important field of the medical industry, involving the production and research and development of drugs.

[0003] In the process of drug production, raw materials need to be crushed, and this process requires the use of a crusher to improve the crushing efficiency. However, the specifications of the crushing rollers inside the existing crushers are fixed. If you want to change the size of the raw material crushed particles, you need to replace the internal crushing rollers, which is cumbersome and impractical. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] The technical problem to be solved by the utility model is to overcome the above-mentioned defect that it is inconvenient to change the particle size of raw material crushing, and to provide a raw material crusher for pharmaceutical use.

[0006] (II) Technical solution

[0007] In order to solve the above technical problems, the technical solution provided by the utility model is: a pharmaceutical raw material crusher, including a support platform, a crushing barrel is arranged on the support platform, vertical plates are symmetrically arranged on both sides of the crushing barrel on the support platform, a fixed plate is arranged on the top of the vertical plate, forward and reverse motors are fixed on both sides of the fixed plate respectively, the output end of the forward and reverse motor is connected with a screw rod, one end of the screw rod is rotatably connected to the vertical plate, a lifting plate is threadedly sleeved on the two screw rods, a crushing assembly is arranged on the lifting plate, the crushing assembly includes a rotating motor, a rotating shaft is connected to the output end of the rotating motor, a plurality of crushing blades are arranged on the rotating shaft, a grinding head is arranged below the crushing blade, and an internal grinding tooth is arranged on the inner wall below the crushing barrel.

[0008] As an improvement: a group of the crushing blades consists of three, and each group of the crushing blades is arranged in a spiral shape with the rotating shaft as the center. The spiral arrangement can increase the contact area between the raw material and the crushing blades, thereby better performing the crushing operation to crush a larger volume of raw material into a smaller volume.

[0009] As an improvement: the grinding head is divided into two parts, the upper part of the grinding head is provided with a spiral grinding tooth 1, and the lower part of the grinding head is provided with an umbrella-shaped grinding tooth 2, which can grind and crush the raw materials in different ways, and the crushing effect is better.

[0010] As an improvement: the draft angle of the second grinding tooth to the outside is 6°, and the draft angle of the inner grinding tooth to the outside is 4°, and the two cooperate with each other to achieve the crushing of the raw materials.

[0011] As an improvement: a discharge port is provided through the bottom of the support platform, and the crushing barrel is connected to the discharge port, and the setting of the discharge port facilitates the falling of raw materials.

[0012] As an improvement: a support plate is connected to the discharge port, a rotating rod is rotatably provided on the support plate at a position coaxial with the rotating shaft, limit blocks are provided on both sides of the rotating rod, a slide groove is provided at the bottom of the grinding head, limit grooves matching with the limit blocks are provided on both sides of the slide groove, the limit block is slidably located in the limit groove, and the rotating rod is inserted in the slide groove, which limits the rotation trajectory of the grinding head and avoids shaking during rotation due to the excessive length of the rotating shaft.

[0013] (III) Beneficial effects

[0014] The advantages of the utility model compared with the prior art are:

[0015] 1. The device is equipped with a forward and reverse motor, which drives the screw to rotate. The lifting plate is lifted and lowered by the cooperation of the screw and the lifting plate, changing the relative height between the grinding head and the inner grinding teeth, thereby changing the gap between the second grinding tooth and the inner grinding teeth, realizing the change of the particle size of the raw material crushing, and the operation is simple, which improves the practicality of the device;

[0016] 2. The rotating rod rotatably arranged at the discharge port is inserted into the grinding head to limit its rotation trajectory and ensure the stability of the internal components during the crushing process. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The utility model is a structural schematic diagram of a pharmaceutical raw material pulverizer.

[0018] Figure 2 The utility model is a schematic diagram of the cross-sectional structure of a raw material pulverizer for pharmaceutical use.

[0019] Figure 3 The utility model is a schematic diagram of the enlarged structure of a part A of a pharmaceutical raw material pulverizer.

[0020] Figure 4 The utility model is a schematic diagram of the front view and partial cross-sectional structure of a pulverizing component of a pharmaceutical raw material pulverizer.

[0021] Figure 5 The utility model is a schematic diagram of a pulverizing component of a pharmaceutical raw material pulverizer viewed from above and its partially enlarged structure.

[0022] As shown in the figure: 1. Support platform; 2. Crushing barrel; 3. Vertical plate; 4. Fixed plate; 5. Forward and reverse motor; 6. Screw; 7. Lifting plate; 8. Rotating motor; 9. Rotating shaft; 10. Crushing blade; 11. Grinding head; 12. Internal grinding gear; 13. Gear grinding one; 14. Gear grinding two; 15. Discharge port; 16. Support plate; 17. Rotating rod; 18. Limit block; 19. Slide groove; 20. Limit groove. DETAILED DESCRIPTION

[0023] The present invention will be described in further detail below in conjunction with the accompanying drawings, wherein the same components are indicated by the same reference numerals.

[0024] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0025] In order to make the contents of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention.

[0026] Embodiment 1

[0027] Combined with Figure 1 , Figure 2 and Figure 4 As shown, a pharmaceutical raw material pulverizer comprises a support platform 1, on which a pulverizing barrel 2 is arranged, on which vertical plates 3 are symmetrically arranged on both sides of the pulverizing barrel 2 on the support platform 1, a fixed plate 4 is arranged on the top of the vertical plate 3, and forward and reverse motors 5 are respectively fixed on both sides of the fixed plate 4, and the output end of the forward and reverse motor 5 is connected with a screw rod 6, one end of the screw rod 6 is rotatably connected to the vertical plate 3, and a lifting plate 7 is threadedly sleeved on the two screw rods 6, and a pulverizing assembly is arranged on the lifting plate 7, and the pulverizing assembly comprises a rotating motor 8, and the output end of the rotating motor 8 is connected with a rotating shaft 9, and a plurality of groups of pulverizing blades 10 are arranged on the rotating shaft 9, a grinding head 11 is arranged below the pulverizing blade 10, and an inner grinding tooth 12 is arranged on the inner wall below the pulverizing barrel 2.

[0028] Through the above structure, the forward and reverse motor 5 drives the screw 6 to rotate, so as to change the height position of the lifting plate 7, thereby changing the gap between the second grinding tooth 14 and the inner grinding tooth 12, and changing the size of the crushed particles. Secondly, the crushing blade 10, the first grinding tooth 13 and the second grinding tooth 14 can crush the raw materials multiple times, thereby improving the crushing effect.

[0029] Combined with Figure 4As shown, a group of the crushing blades 10 is three, and each group of the crushing blades 10 is arranged in a spiral shape with the rotating shaft 9 as the center. The grinding head 11 is divided into two parts. The upper part of the grinding head 11 is provided with a spiral grinding tooth 13, and the lower part of the grinding head 11 is provided with an umbrella-shaped grinding tooth 2 14. The outward draft angle of the grinding tooth 2 14 is 6°, and the outward draft angle of the inner grinding tooth 12 is 4°.

[0030] Through the above structure, the spiral arrangement of the crushing blade 10 can increase the contact area between the raw material and the crushing blade 10, so as to better perform the crushing operation and crush a larger volume of raw material into a smaller volume. Different parts of the grinding head 11 can grind and crush the raw material in different ways, and the crushing effect is better. The second grinding tooth 14 and the inner grinding tooth 12 cooperate with each other to realize the crushing of the raw material.

[0031] Embodiment 2

[0032] Based on the first embodiment, combined with the attached Figure 2 , Figure 3 and Figure 5 As shown, a discharge port 15 is provided through the bottom of the support platform 1, and the crushing barrel 2 is communicated with the discharge port 15, a support plate 16 is connected to the discharge port 15, a rotating rod 17 is rotatably provided on the support plate 16 at a position coaxial with the rotating shaft 9, and limit blocks 18 are provided on both sides of the rotating rod 17, a slide groove 19 is provided at the bottom of the grinding head 11, and limit grooves 20 matching with the limit blocks 18 are provided on both sides of the slide groove 19, and the limit blocks 18 are slidably located in the limit grooves 20.

[0033] Through the above structure, the setting of the discharge port 15 facilitates the falling of the raw materials, and the rotating rod 17 is inserted into the slide groove 19, which limits the rotation trajectory of the grinding head 11 and avoids shaking during the rotation process due to the excessive length of the rotating shaft 9.

[0034] The specific usage is as follows:

[0035] The height of the grinding head 11 is adjusted according to the size of the particles to be crushed, and the forward and reverse motor 5 is started. The forward and reverse motor 5 drives the screw rod 6 to rotate, and the lifting plate 7 is lifted and lowered by the threaded cooperation between the screw rod 6 and the lifting plate 7, so as to change the relative height of the grinding head 11 and the inner grinding gear 12, thereby changing the gap between the second grinding gear 14 and the inner grinding gear 12;

[0036] Then the rotating motor 8 is started, and the rotating motor 8 drives the rotating shaft 9 to rotate. The rotating rod 17 at the bottom limits the rotating trajectory of the grinding head 11 to ensure the rotation stability, and the raw materials are poured into the crushing barrel 2. The raw materials are respectively cut by the crushing blade 10, crushed again by the grinding tooth 13, and finally crushed by the grinding tooth 2 14 and the inner grinding disc. The limiting block 18 slides in the limiting groove 20 to limit the vertical adjustment range of the grinding head 11 to prevent damage to the grinding head 11 caused by excessive adjustment.

[0037] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A pharmaceutical raw material pulverizer, comprising a support platform (1), on which a pulverizing barrel (2) is disposed. Features: Vertical plates (3) are symmetrically arranged on both sides of the crushing barrel (2) on the support platform (1), a fixing plate (4) is arranged on the top of the vertical plate (3), and forward and reverse motors (5) are fixedly arranged on both sides of the fixing plate (4), and a screw rod (6) is connected to the output end of the forward and reverse motor (5), one end of the screw rod (6) is rotatably connected to the vertical plate (3), and a lifting plate (7) is threadedly sleeved on the two screw rods (6), and a crushing assembly is arranged on the lifting plate (7); The pulverizing assembly comprises a rotating motor (8), the output end of the rotating motor (8) is connected to a rotating shaft (9), a plurality of groups of pulverizing blades (10) are arranged on the rotating shaft (9), a grinding head (11) is arranged below the pulverizing blades (10), and an inner grinding tooth (12) is arranged on the inner wall below the pulverizing barrel (2).

2. A pharmaceutical raw material pulverizer according to claim 1, Features: A group of the crushing blades (10) consists of three pieces, and each group of the crushing blades (10) is arranged in a spiral shape with the rotating shaft (9) as the center.

3. A pharmaceutical raw material pulverizer according to claim 1, Features: The grinding head (11) is divided into two parts. The upper part of the grinding head (11) is provided with a spiral grinding tooth 1 (13), and the lower part of the grinding head (11) is provided with an umbrella-shaped grinding tooth 2 (14).

4. A pharmaceutical raw material pulverizer according to claim 3, Features: The outward draft angle of the second grinding tooth (14) is 6°, and the outward draft angle of the inner grinding tooth (12) is 4°.

5. A pharmaceutical raw material pulverizer according to claim 1, Features: A discharge port (15) is provided through the bottom of the support platform (1), and the crushing barrel (2) is in communication with the discharge port (15).

6. A pharmaceutical raw material pulverizer according to claim 5, Features: A support plate (16) is connected to the discharge port (15), a rotating rod (17) is rotatably provided on the support plate (16) at a position coaxial with the rotating shaft (9), limit blocks (18) are provided on both sides of the rotating rod (17), a slide groove (19) is provided at the bottom of the grinding head (11), limit grooves (20) matching with the limit blocks (18) are provided on both sides of the slide groove (19), and the limit blocks (18) are slidably located in the limit grooves (20).

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