Pharmaceutical raw material crushing preparation device

Abstract

The utility model provides a pharmaceutical raw material crushing preparation device, which belongs to the technical field of pharmaceutical raw material crushing and comprises a crushing box, a height adjusting structure for adjusting the discharging height of the crushing box is arranged on the lower side of the crushing box, and two crushing rollers are symmetrically and rotatably connected in the crushing box. And the shaft ends of one sides of the two crushing rollers are fixedly connected with connecting shafts, the connecting shafts are fixedly connected with transmission gears in meshed connection, a mounting plate is fixedly connected into the crushing box, the lower end face of the mounting plate is fixedly connected with a grinding sleeve, and a supporting plate is fixedly connected into the mounting plate. Through the arrangement of the crushing roller, the connecting shaft, the transmission gear, the mounting plate, the grinding sleeve, the rotating shaft and the grinding block, primary crushed raw materials are further ground and refined, the granularity of the raw materials can be effectively reduced, and the uniformity and fineness of products are improved; the problems that in the prior art, the smashing effect is poor, and smashing uniformity is poor are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of pharmaceutical raw material crushing, and particularly relates to a pharmaceutical raw material crushing and preparation device. Background Technique

[0002] Pharmaceutical manufacturing refers to a class of pharmaceutical products manufactured by applying research results in biology, medicine, etc. for prevention, treatment and diagnosis, and pharmaceutical raw materials are essential for pharmaceutical work; pharmaceutical raw materials need to be crushed before use.

[0003] Currently, the following problems exist when pharmaceutical raw materials are crushed:

[0004] (1) In the prior art, the effect of crushing pharmaceutical raw materials is not good. There are relatively large raw material substances in the raw materials after one-time crushing, and the uniformity of crushing is poor.

[0005] (2) The height of the discharge port of the crushing device in the prior art is constant and inconvenient to adjust. Due to the difference in the height of the actual receiving box used, it is inconvenient to receive materials, and the flexibility is poor.

[0006] Therefore, we make improvements on this and propose a pharmaceutical raw material crushing and preparation device. Content of the Utility Model

[0007] The purpose of the utility model is to address the problems of poor crushing effect of pharmaceutical raw materials and inconvenient adjustment of the height of the discharge port currently existing.

[0008] In order to achieve the above-mentioned utility model purpose, the utility model provides the following technical solutions:

[0009] A pharmaceutical raw material crushing and preparation device to improve the above problems.

[0010] Specifically, the utility model is as follows:

[0011] It includes a crushing box. A height adjustment structure for adjusting its discharge height is provided on the lower side of the crushing box. Two crushing rollers are symmetrically and rotatably connected in the crushing box. One side shaft ends of the two crushing rollers are fixedly connected with connecting shafts. Transmission gears that are meshed are fixedly connected to the connecting shafts. An installation plate is fixedly connected in the crushing box. A grinding sleeve is fixedly connected to the lower end surface of the installation plate. A support plate is fixedly connected in the installation plate. A rotating shaft is rotatably connected to the support plate. The bottom end of the rotating shaft penetrates through the support plate and is fixedly connected with a grinding block. The top end of the rotating shaft is fixedly connected with a driven bevel gear. Two support seats are fixedly connected to the support plate. A rotating rod is rotatably connected between the two support seats. A driving bevel gear that meshes with the driven bevel gear is fixedly connected to the inner end of the rotating rod, and the outer end of the rotating rod penetrates through the crushing box and extends to the outside.

[0012] As a preferred technical solution of the present utility model, the height adjustment structure includes two fixing plates symmetrically and fixedly arranged on the crushing box. At the lower end surfaces of the two fixing plates, two height adjustment rods are symmetrically and fixedly connected. Rod sleeves are slidably connected to the height adjustment rods. The bottom ends of the rod sleeves are fixedly connected with a bottom frame. A connecting plate is arranged on the bottom frame, and the four corners of the connecting plate are respectively fixedly connected with the height adjustment rods. Two connecting blocks are symmetrically and fixedly connected to the upper end surface of the bottom frame. A bidirectional screw rod is rotatably connected between the two connecting blocks. One end of the bidirectional screw rod is fixedly connected with a hand wheel. Two moving blocks are symmetrically and threadedly connected to the bidirectional screw rod. Adjusting rods are rotatably connected to the two moving blocks. The top ends of the adjusting rods are rotatably connected with movable seats, and the movable seats are fixedly connected with the connecting plate.

[0013] As a preferred technical solution of the present utility model, support feet are fixedly connected to the four corners of the lower end surface of the bottom frame. Strip-shaped openings matching the connecting plate are formed in the inner side walls of the rod sleeves.

[0014] As a preferred technical solution of the present utility model, a first belt pulley is fixedly connected to one of the connecting shafts, a second belt pulley is fixedly connected to the outer end of the rotating rod, a synchronous belt is drivingly connected between the first belt pulley and the second belt pulley, a bearing plate is fixedly connected to the crushing box, and a motor is fixedly connected to the upper end surface of the bearing plate, and the driving end of the motor is fixedly connected to the outer end of the rotating rod.

[0015] As a preferred technical solution of the present utility model, a feed hopper is fixedly connected to the upper end surface of the crushing box, and a feed opening matching the feed hopper is formed in the upper end surface of the crushing box.

[0016] As a preferred technical solution of the present utility model, two guide plates are symmetrically and fixedly connected in the crushing box, and the guide plates are inclined.

[0017] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0018] In the solution of the present utility model:

[0019] 1. By arranging the crushing roller, connecting shaft, transmission gear, mounting plate, grinding sleeve, rotating shaft and grinding block, further grinding and refinement of the preliminarily crushed raw materials are realized, the particle size of the raw materials can be effectively reduced, the uniformity and fineness of the product can be improved, and the problems of poor crushing effect and poor crushing uniformity in the prior art are solved;

[0020] 2. By arranging the height adjustment structure, it is realized that the user can adjust the discharge height according to actual needs, the versatility and convenience of the equipment are enhanced, it is simple and practical, and the discharge height can be quickly adjusted without a complex mechanical structure, solving the problem that the discharge height is inconvenient to adjust in the prior art. Brief Description of the Drawings

[0021] Figure 1 Schematic diagram of the overall structure provided by the present utility model;

[0022] Figure 2 Schematic diagram of the rear structure provided by the present utility model;

[0023] Figure 3 Schematic diagram of the internal structure of the crushing box provided by the present utility model;

[0024] Figure 4 Schematic diagram of the height adjustment structure provided by the present utility model;

[0025] Figure 5 Schematic diagram of the side view structure provided by the present utility model;

[0026] Figure 6 Provided by the present utility model Figure 5 Cross-sectional view in the A-A direction in

[0027] Labels in the figure:

[0028] 1. Crushing box; 2. Height adjustment structure; 201. Fixed plate; 202. Height adjustment rod; 203. Rod sleeve; 204. Bottom frame; 205. Connecting plate; 206. Connecting block; 207. Bidirectional screw; 208. Handwheel; 209. Moving block; 2010. Adjusting rod; 2011. Movable seat; 2012. Support foot; 3. Crushing roller; 4. Connecting shaft; 5. Transmission gear; 6. Mounting plate; 7. Grinding sleeve; 8. Support plate; 9. Rotating shaft; 10. Grinding block; 11. Driven bevel gear; 12. Support seat; 13. Rotating rod; 14. Driving bevel gear; 15. First belt pulley; 16. Second belt pulley; 17. Timing belt; 18. Carrier plate; 19. Motor; 20. Feed hopper; 21. Guide plate. Detailed Description of the Preferred Embodiment

[0029] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model.

[0030] Such as Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6As shown in the figure, this embodiment proposes a pharmaceutical raw material crushing and preparation device, which includes a crushing box 1. A height adjustment structure 2 for adjusting its discharge height is provided on the lower side of the crushing box 1. Two crushing rollers 3 are symmetrically and rotatably connected inside the crushing box 1. One side shaft ends of the two crushing rollers 3 are fixedly connected with connecting shafts 4. Transmission gears 5 that are meshed and connected are fixedly connected to the connecting shafts 4, realizing the preliminary crushing of raw materials. When the raw materials pass through the two meshing crushing rollers 3, they can be subjected to uniform extrusion and shear forces, thereby improving the crushing efficiency. An installation plate 6 is fixedly connected inside the crushing box 1. A grinding sleeve 7 is fixedly connected to the lower end surface of the installation plate 6. A support plate 8 is fixedly connected inside the installation plate 6. A rotating shaft 9 is rotatably connected to the support plate 8. The bottom end of the rotating shaft 9 penetrates through the support plate 8 and is fixedly connected with a grinding block 10 to further grind and refine the preliminarily crushed raw materials, which can effectively reduce the particle size of the raw materials. The top end of the rotating shaft 9 is fixedly connected with a driven bevel gear 11. Two support seats 12 are fixedly connected to the support plate 8. A rotating rod 13 is rotatably connected between the two support seats 12. The inner end of the rotating rod 13 is fixedly connected with a driving bevel gear 14 that is meshed and connected with the driven bevel gear 11, and the outer end of the rotating rod 13 penetrates through the crushing box 1 and extends to the outside, facilitating the driving of the grinding block 10 to rotate.

[0031] As Figure 1 , Figure 4 and Figure 5 shown, as a preferred embodiment, on the basis of the above method, further, the height adjustment structure 2 includes two fixed plates 201 symmetrically and fixedly arranged on the crushing box 1. Two height adjustment rods 202 are symmetrically and fixedly connected to the lower end surfaces of the two fixed plates 201. Sleeve rods 203 are slidably connected to the height adjustment rods 202. The bottom ends of the sleeve rods 203 are fixedly connected with a bottom frame 204. A connecting plate 205 is provided on the bottom frame 204, and the four corners of the connecting plate 205 are respectively fixedly connected with the height adjustment rods 202. Two connecting blocks 206 are symmetrically and fixedly connected to the upper end surface of the bottom frame 204. A bidirectional screw 207 is rotatably connected between the two connecting blocks 206. One end of the bidirectional screw 207 is fixedly connected with a handwheel 208. Two moving blocks 209 are symmetrically and threadedly connected to the bidirectional screw 207. Adjusting rods 2010 are rotatably connected to the two moving blocks 209. The top ends of the adjusting rods 2010 are rotatably connected with movable seats 2011, and the movable seats 2011 are fixedly connected with the connecting plate 205. By rotating the bidirectional screw 207 with the handwheel 208, the two moving blocks 209 can be driven to move in opposite directions simultaneously, thereby adjusting the extended length of the height adjustment rods 202, facilitating the adjustment of the discharge height. It is simple and practical, and the discharge height can be quickly adjusted without complex mechanical structures.

[0032] As Figure 4As shown, as a preferred embodiment, on the basis of the above-described manner, further, support feet 2012 are fixedly connected to the four corners of the lower end surface of the bottom frame 204, and strip-shaped openings matching the connection plates 205 are formed on the inner side walls of the rod sleeves 203; stable support is provided to ensure the stability of the device during operation, and the strip-shaped openings on the inner side walls of the rod sleeves 203 allow the connection plates 205 to slide smoothly when adjusting the height, avoiding the risk of jamming and damage.

[0033] As Figure 2 As shown, as a preferred embodiment, on the basis of the above-described manner, further, a first pulley 15 is fixedly connected to one of the connection shafts 4, a second pulley 16 is fixedly connected to the outer end of the rotating rod 13, a synchronous belt 17 is drivingly connected between the first pulley 15 and the second pulley 16, a bearing plate 18 is fixedly connected to the crushing box 1, a motor 19 is fixedly connected to the upper end surface of the bearing plate 18, and the driving end of the motor 19 is fixedly connected to the outer end of the rotating rod 13; the motor 19 drives the rotating rod 13 to rotate through the synchronous belt 17, thereby driving the grinding block 10 and the crushing roller 3 to rotate. This transmission method has the advantages of simple structure and high transmission efficiency.

[0034] As Figure 1 As shown, as a preferred embodiment, on the basis of the above-described manner, further, a feed hopper 20 is fixedly connected to the upper end surface of the crushing box 1, and a feed port matching the feed hopper 20 is formed on the upper end surface of the crushing box 1; it is convenient for the user to put the raw materials into the crushing box 1.

[0035] As Figure 6 As shown, as a preferred embodiment, on the basis of the above-described manner, further, two guide plates 21 are symmetrically and fixedly connected inside the crushing box 1, and the guide plates 21 are inclined; the raw materials can be smoothly guided between the crushing rollers 3, and the inclined design helps the raw materials to slide down smoothly and be evenly distributed, improving the crushing efficiency.

[0036] Specifically, when this pharmaceutical raw material crushing and preparation device is in operation / use: The pharmaceutical raw materials are put into the crushing box 1 through the feed hopper 20. The motor 19 drives the rotating rod 13 to rotate, driving the second belt pulley 16 to rotate. Through the synchronous belt 17, the first belt pulley 15 and the connecting shaft 4 are driven to rotate. Through the movement of the transmission gear 5, the two crushing rollers 3 are driven to rotate, thereby crushing the raw materials. The crushed raw materials fall into the grinding sleeve 7. Since the rotation of the rotating rod 13 drives the driving bevel gear 14 to rotate, the driving bevel gear 14 drives the driven bevel gear 11, the rotating shaft 9 and the grinding block 10 to rotate, thereby grinding the raw materials and ensuring the uniformity of crushing. When it is necessary to adjust the discharging height, by rotating the handwheel 208, the bidirectional screw rod 207 is driven to rotate, and then the two moving blocks 209 will move in opposite directions at the same time, and then the adjusting rod 2010 moves, thereby driving the height-adjusting rod 202 to move up and down to achieve the adjustment of the discharging height.

[0037] All technical features in this embodiment can be freely combined according to actual needs.

[0038] The above embodiment is a preferred implementation scheme of the present utility model. In addition, the present utility model can also be implemented in other ways. Any obvious replacement without departing from the concept of the technical solution is within the protection scope of the present utility model.

Claims

1. A pharmaceutical raw material crushing and preparation device, including a crushing box (1), characterized in that, A height-adjusting structure (2) for adjusting the discharging height is provided on the lower side of the crushing box (1). Two crushing rollers (3) are symmetrically and rotatably connected inside the crushing box (1). One axial end of each of the two crushing rollers (3) is fixedly connected with an adapter shaft (4). Transmission gears (5) which are meshed with each other are fixedly connected on the adapter shafts (4). An installation plate (6) is fixedly connected inside the crushing box (1). A grinding sleeve (7) is fixedly connected to the lower end surface of the installation plate (6). A support plate (8) is fixedly connected inside the installation plate (6). A rotating shaft (9) is rotatably connected to the support plate (8). The bottom end of the rotating shaft (9) penetrates through the support plate (8) and is fixedly connected with a grinding block (10). A driven bevel gear (11) is fixedly connected to the top end of the rotating shaft (9). Two support seats (12) are fixedly connected to the support plate (8). A rotating rod (13) is rotatably connected between the two support seats (12). A driving bevel gear (14) which is meshed with the driven bevel gear (11) is fixedly connected to the inner end of the rotating rod (13). The outer end of the rotating rod (13) penetrates through the crushing box (1) and extends to the outside.

2. The pharmaceutical raw material crushing and preparation device according to claim 1, wherein, The height-adjusting structure (2) includes two fixing plates (201) which are symmetrically and fixedly arranged on the crushing box (1). Two height-adjusting rods (202) are symmetrically and fixedly connected to the lower end surfaces of the two fixing plates (201). Sleeve rods (203) are slidably connected on the height-adjusting rods (202). A bottom frame (204) is fixedly connected to the bottom end of the sleeve rod (203). An adapter plate (205) is arranged on the bottom frame (204), and the four corners of the adapter plate (205) are respectively fixedly connected with the height-adjusting rods (202). Two connecting blocks (206) are symmetrically and fixedly connected to the upper end surface of the bottom frame (204). A bidirectional screw rod (207) is rotatably connected between the two connecting blocks (206). A hand wheel (208) is fixedly connected to one end of the bidirectional screw rod (207). Two moving blocks (209) are symmetrically and threadedly connected on the bidirectional screw rod (207). Adjusting rods (2010) are rotatably connected to the two moving blocks (209). The top ends of the adjusting rods (2010) are rotatably connected with movable seats (2011), and the movable seats (2011) are fixedly connected with the adapter plate (205).

3. A pharmaceutical raw material crushing and preparation device according to claim 2, wherein, Support feet (2012) are fixedly connected to the four corners of the lower end surface of the bottom frame (204). Strip-shaped openings which are matched with the adapter plate (205) are formed on the inner side walls of the sleeve rods (203).

4. A pharmaceutical raw material crushing and preparation device according to claim 1, characterized in that, A first belt pulley (15) is fixedly connected to one of the adapter shafts (4). A second belt pulley (16) is fixedly connected to the outer end of the rotating rod (13). A synchronous belt (17) is connected in a transmission manner between the first belt pulley (15) and the second belt pulley (16). A bearing plate (18) is fixedly connected to the crushing box (1). A motor (19) is fixedly connected to the upper end surface of the bearing plate (18), and the driving end of the motor (19) is fixedly connected to the outer end of the rotating rod (13).

5. A pharmaceutical raw material crushing and preparation device according to claim 1, characterized in that, The upper end surface of the crushing box (1) is fixedly connected with a feed hopper (20), and a feed inlet matching the feed hopper (20) is opened on the upper end surface of the crushing box (1).

6. The pharmaceutical raw material crushing and preparation device according to claim 1, characterized in that, Two guide plates (21) are symmetrically and fixedly connected in the crushing box (1), and the guide plates (21) are inclinedly designed.

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