Pretreatment crushing device and method for Chinese herbal medicine processing

Abstract

The invention relates to the technical field of smashing, discloses a pretreatment smashing device and method for Chinese herbal medicine processing, and solves the problem that part of Chinese herbal medicines are prone to being attached to smashing rollers, and the smashing effect is influenced. The pretreatment smashing device comprises a smashing table, a first smashing box is arranged above the smashing table, and the first smashing box and the smashing table are fixedly connected through a supporting frame; a feeding hopper is arranged at the top end of the first smashing box, two smashing rollers are arranged in the first smashing box, a driving mechanism used for driving the two smashing rollers to rotate is installed on the first smashing box, a cleaning assembly matched with the smashing rollers is installed on the first smashing box, and a second smashing box is fixedly connected to the bottom end of the first smashing box. The second crushing box is of a cavity structure with an opening in the bottom end; and Chinese herbal medicine attached to the smashing rollers can be cleaned, secondary smashing can be conducted on the Chinese herbal medicine, and the smashing effect is better.

Claims

1. A pre-processing pulverizing device for Chinese herbal medicine processing, comprising a pulverizing table (1), characterized in that: A first crushing box (2) is provided above the crushing table (1); the first crushing box (2) and the crushing table (1) are fixedly connected via a support frame (3); a feed hopper (4) is provided at the top of the first crushing box (2); two crushing rollers (6) are provided in the first crushing box (2); a driving mechanism for driving the two crushing rollers (6) to rotate is installed in the first crushing box (2); a cleaning assembly compatible with the crushing rollers (6) is installed in the first crushing box (2); and a second crushing box (7) is fixedly connected to the bottom end of the first crushing box (2); The second crushing box (7) is a hollow structure with an opening at the bottom, and a feeding hole (8) is provided on the top of the second crushing box (7) and is compatible with the discharge port of the first crushing box (2). A lifting plate (9) is provided at the bottom of the second crushing box (7), and a crushing structure compatible with the second crushing box (7) is installed on the lifting plate (9). The crushing table (1) is installed with a lifting material receiving component compatible with the lifting plate (9).

2. The pre-processing crushing device for Chinese herbal medicine processing according to claim 1 is characterized in that: The lifting material receiving assembly comprises at least one first hydraulic telescopic rod (23) arranged below the lifting plate (9); the bottom end of the first hydraulic telescopic rod (23) is fixedly connected to the crushing table (1); the telescopic end of the first hydraulic telescopic rod (23) is fixedly connected to the bottom of the lifting plate (9); a support sleeve (34) is fixedly connected to the top of the crushing table (1); the first hydraulic telescopic rod (23) is located in the support sleeve (34); an annular groove (35) is provided at the top of the support sleeve (34); a lifting sleeve (36) is slidably provided in the annular groove (35); the top of the lifting sleeve (36) is fixedly connected to the bottom of the lifting plate (9); and the crushing table (1) is provided with a material blocking unit adapted to the support sleeve (34).

3. The pre-processing crushing device for Chinese herbal medicine processing according to claim 2 is characterized in that: The material blocking unit comprises a rotating sleeve (37) rotatably mounted on the top of the pulverizing table (1), and the rotating sleeve (37) is sleeved on the outside of the supporting sleeve (34), a shifting plate (38) is fixedly connected to the inner wall of the rotating sleeve (37), and the shifting plate (38) is in contact with the top of the pulverizing table (1) and the outer wall of the supporting sleeve (34), respectively, a fixing plate (39) is fixedly connected to the top of the pulverizing table (1), and the fixing plate (39) is fixedly connected to the outer wall of the supporting sleeve (34), and the fixing plate (39) is in contact with the inner wall of the rotating sleeve (37).

4. The pre-processing pulverizing device for Chinese herbal medicine processing according to claim 3 is characterized by: A plurality of handles (40) are fixedly connected to the outer wall of the rotating sleeve (37).

5. The pre-processing crushing device for Chinese herbal medicine processing according to claim 1 is characterized in that: The driving mechanism comprises two first rotating shafts (5) rotatably mounted on the first crushing box (2), and two crushing rollers (6) are respectively fixedly sleeved on the outside of the two first rotating shafts (5), the ends of the crushing rollers (6) are fixedly connected to first gears (10) located outside the first crushing box (2), and the two first gears (10) are meshed with each other, a first servo motor (11) is provided above the crushing table (1), the first servo motor (11) is fixedly connected to the support frame (3), and the output end of the first servo motor (11) is fixedly connected to one of the first rotating shafts (5).

6. The pre-processing pulverizing device for Chinese herbal medicine processing according to claim 5, characterized in that: The cleaning assembly comprises two cleaning rollers (17) arranged in a first crushing box (2); two support shafts (12) are rotatably connected to the two sides of the first crushing box (2); a second gear (13) is fixedly mounted on the support shaft (12); the second gear (13) is meshed with the corresponding first gear (10); a rotating plate (14) is rotatably sleeved on the outer side of the support shaft (12); a second rotating shaft (15) is fixedly connected to the cleaning roller (17); and two avoidance holes adapted to the second rotating shaft (15) are respectively provided on the inner walls of the two sides of the first crushing box (2). (16), two ends of the second rotating shaft (15) respectively penetrate the two corresponding avoidance holes (16), the second rotating shaft (15) is fixedly mounted with a third gear (42) meshing with the second gear (13), and the third gear (42) and the first gear (10) are arranged alternately, the first crushing box (2) is mounted with a toggle unit matched with the rotating plate (14), and shielding plates (41) matched with the avoidance holes (16) are fixedly connected on both sides of the rotating plate (14), and the rotating plate (14) and the shielding plate (41) are both in contact with the outer wall of the first crushing box (2).

7. The pre-processing pulverizing device for Chinese herbal medicine processing according to claim 6, characterized in that: The toggle unit comprises a support plate (18) fixedly mounted on the rotating plate (14), a slide groove (19) being provided on the support plate (18), a slider (20) being slidably disposed in the slide groove (19), a movable block (21) being rotatably connected to the slider (20), two third hydraulic telescopic rods (33) being fixedly connected to both sides of the first crushing box (2), a support portion (22) being fixedly connected to the telescopic end of the third hydraulic telescopic rod (33), and an elastic member matching the movable block (21) being mounted on the support portion (22).

8. The pre-processing pulverizing device for Chinese herbal medicine processing according to claim 7, characterized in that: The elastic member comprises a fixing bar (24) fixedly mounted on the support portion (22), the fixing bar (24) being provided with a groove (25), one end of the movable block (21) away from the slider (20) being located in the groove (25), and the movable block (21) and the inner wall of the groove (25) being connected via a compression spring (26).

9. The pre-processing pulverizing device for Chinese herbal medicine processing according to claim 1, characterized in that: A baffle (27) is provided at the discharge port of the first crushing box (2), and the baffle (27) is an inverted V-shaped structure. The bottom end of the baffle (27) is located in the feed hole (8). A plurality of second hydraulic telescopic rods (28) are fixedly connected to the top of the second crushing box (7), and the telescopic ends of the second hydraulic telescopic rods (28) are fixedly connected to a connecting frame (29) located in the second crushing box (7). The connecting frame (29) and the baffle (27) are fixedly connected. The crushing structure comprises a connecting shaft (31) rotatably mounted on the lifting plate (9), and a plurality of crushing knives (32) located in the second crushing box (7) are fixedly connected to the connecting shaft (31). A second servo motor (30) is fixedly connected to the bottom of the lifting plate (9), and an output end of the second servo motor (30) is fixedly connected to the bottom end of the connecting shaft (31).

10. A method for pre-processing and pulverizing Chinese herbal medicines, using the pre-processing and pulverizing device for Chinese herbal medicines as claimed in claim 1, characterized in that: The following steps are involved: Step 1: adding the Chinese herbal medicine to be crushed into the first crushing box (2) through the feed hopper (4); Step 2: The two crushing rollers (6) are driven to rotate by a driving mechanism, and the two crushing rollers (6) crush the Chinese herbal medicine, and the rotating crushing rollers (6) are cleaned by a cleaning component; Step 3: The crushed Chinese medicinal materials enter the second crushing box (7) through the discharge port of the first crushing box (2), and the crushing structure performs secondary crushing on the Chinese medicinal materials in the second crushing box (7); Step 4: After the pulverization is completed, the lifting plate (9) is driven downward by the lifting material receiving assembly, so that the Chinese herbal medicine located above the lifting plate (9) is removed from the second pulverizing box (7).

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