Continuous medicine raw material weighing device

Abstract

The utility model relates to the field of medicines, in particular to a continuous medicine raw material weighing device. Comprising a supporting table, a weighing assembly is fixedly installed at the top of the supporting table, limiting assemblies are fixedly installed on the outer surface of the weighing assembly and the top of the supporting table, a first positioning assembly is fixedly installed at the top of the supporting table, and first fixing assemblies are slidably installed on the outer side faces of the limiting assemblies; a protection assembly is slidably installed on the outer surface of the supporting table, a second positioning assembly is fixedly installed on one inner side face of the protection assembly, third threaded grooves and fourth threaded grooves are formed in the front side, the rear side, the left side and the right side of the supporting table, and a second fixing assembly is fixedly installed on the outer side face of the protection assembly. The technical problems of poor weighing effect and short service life are solved.

Description

Technical Field

[0001] The utility model relates to the field of medicines, in particular to a continuous medicine raw material weighing device. Background Art

[0002] In the pharmaceutical field, when drugs are produced and processed, in order to ensure quality control and cost control during the drug production and processing process, the drug raw materials must be continuously weighed before drug production and processing. Therefore, a continuous drug raw material weighing device is needed.

[0003] For this purpose, the Chinese patent with authorization announcement number CN221024304U discloses a continuous drug raw material weighing device, including a fixed base plate, a support block is fixedly connected to the upper end of the fixed base plate, a conveying component for drug delivery is provided on the support block, a drug inlet is provided on the conveying component, a controller is fixedly connected to the end of the upper end of the fixed base plate close to the support block, a rotating component is provided at the end of the upper end of the fixed base plate away from the support block, a plurality of drug boxes are provided on the rotating component, a fixed column is fixedly connected to the side of the upper end of the fixed base plate close to the rotating component, the conveying component is provided, the conveying cylinder is horizontally arranged, and the drug raw material is driven for conveying by the spiral blade. When the pressure sensor senses a certain pressure, the controller can immediately turn off the motor, stop conveying, open the hydraulic rod to drive the closing cover to prevent the drug raw material from falling, thereby ensuring the accuracy of weighing and helping to improve the quality of the medicine.

[0004] However, in this patent, when the weighing device is used to weigh the drug raw materials, since the weighing device cannot limit the drug raw materials placed on the weighing device, the drug raw materials placed on the weighing device may deviate from the weighing device, which will cause the drug raw materials on the weighing device to fall from the weighing device, reducing the weighing effect of the weighing device. In addition, in this patent, after the weighing device is used to weigh the drug raw materials, when the weighing device is in an unused state, since the weighing device is generally exposed to the use environment, when the weighing device is accidentally hit, the weighing device may be damaged, which will shorten the service life of the weighing device. Utility Model Content

[0005] The utility model provides a continuous medicine raw material weighing device to solve the problems of poor weighing effect and short service life in the prior art, which can improve the weighing effect and extend the service life.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a continuous pharmaceutical raw material weighing device, comprising a support platform, a weighing component for continuously weighing pharmaceutical raw materials is fixedly installed on the top of the support platform, the outer surface of the weighing component and the top of the support platform are fixedly installed with a limiting component for the pharmaceutical raw materials placed on the weighing component, a first positioning component of the positioning limiting component is fixedly installed on the top of the support platform, and a first fixing component for fixing the limiting component is slidably installed on the outer side surface of the limiting component; a protective component for protecting the weighing component is slidably installed on the outer surface of the support platform, and a second positioning component for positioning the protective component is fixedly installed on an inner side surface of the protective component, a third thread groove and a fourth thread groove are provided on the front, rear, left and right sides of the support platform, and a second fixing component for fixing the protective component is fixedly installed on the outer side surface of the protective component.

[0007] Furthermore, the weighing component includes a rechargeable continuous pharmaceutical raw material scale body, the bottom of the rechargeable continuous pharmaceutical raw material scale body is fixedly installed on the top of the support platform, the interior of the rechargeable continuous pharmaceutical raw material scale body is fixedly connected to a battery, a charging port is provided on the front side of the rechargeable continuous pharmaceutical raw material scale body, a display screen is fixedly connected to the top of the rechargeable continuous pharmaceutical raw material scale body, and multiple buttons are respectively provided on the top of the rechargeable continuous pharmaceutical raw material scale body.

[0008] Furthermore, the limiting assembly includes a curved arched rod and a second door-shaped long plate, the curved arched rod is fixedly mounted on the outer surface of the main body of the rechargeable continuous pharmaceutical raw material scale, the bottom of the second door-shaped long plate is fixedly mounted on the top of the support platform, the inner side surface of the second door-shaped long plate is slidably connected to the first door-shaped long plate, the first door-shaped long plate is slidably connected to the main body of the rechargeable continuous pharmaceutical raw material scale and the curved arched rod respectively, the rear side, left side and right side of the first door-shaped long plate are fixedly connected with a positioning long plate, the positioning long plate is slidably mounted inside the second door-shaped long plate, and the rear side, left side and right side of the second door-shaped long plate are provided with a first thread groove and a second thread groove.

[0009] Furthermore, the first positioning assembly includes a support column, the bottom of the support column is fixedly installed on the top of the support platform, the top outer surface of the support column is fixedly connected to the limiting cylinder, and the support column and the limiting cylinder are both slidably connected to the first door-shaped long plate.

[0010] Furthermore, the first fixing component includes a door-shaped rod, which is slidably mounted on the outer side surface of the second door-shaped long plate, and the rear inner side surface, left inner side surface and right inner side surface of the door-shaped rod are fixedly connected with a connecting long plate, and the connecting long plate is slidably mounted inside the plate body of the second door-shaped long plate, and the connecting long plate is fixedly connected to the first door-shaped long plate, and the rod body of the door-shaped rod is internally threaded with a first screw.

[0011] Further, the protection assembly comprises a protection long tube, the protection long tube is slidingly installed on the outer surface of the support table, the top of the protection long tube is fixedly connected with an arc surface support block, one side of the arc surface support block is fixedly connected with a support shaft, the outer surface of the support shaft is rotatably connected with a protection long plate, the protection long plate is rotatably connected with the protection long tube and the arc surface support block, and the inside of the protection long plate is threadedly connected with a third screw rod.

[0012] Further, the second positioning assembly comprises a limiting long plate, one side of the limiting long plate is fixedly installed on the inner side of the protection long tube, the other two sides of the limiting long plate are fixedly connected with limiting long rods, and the limiting long plate and the limiting long rods are slidingly installed in the inside of the support table.

[0013] Further, the second fixing assembly comprises a back-shaped long rod, the back-shaped long rod is fixedly installed on the outer side of the protection long tube, and the inside of the rod body of the back-shaped long rod and the inside of the barrel body of the protection long tube are threadedly connected with a second screw rod.

[0014] The working principle and use principle of the device are as follows: in the process of using the device, the support table, the weighing assembly, the limiting assembly, the first positioning assembly and the first fixing assembly are arranged, so that the device can continuously weigh the pharmaceutical raw materials, when the device is used to weigh the pharmaceutical raw materials, the device can limit the pharmaceutical raw materials placed on the device, the pharmaceutical raw materials placed on the device can avoid deviating from the device, the device can improve the weighing effect, and in the process of using the device, the support table, the protection assembly, the second positioning assembly and the second fixing assembly are arranged, after the device is used to weigh the pharmaceutical raw materials, when the device is in a non-use state, the device can be protected, the device can avoid damage caused by exposure to the use environment when the device is accidentally collided, the device can avoid shortening the service life caused by damage, and the device can prolong the service life.

[0015] The beneficial technical effects of the device are as follows:

[0016] The support table, the weighing assembly, the limiting assembly, the first positioning assembly and the first fixing assembly are arranged, so that the device can continuously weigh the pharmaceutical raw materials, when the device is used to weigh the pharmaceutical raw materials, the device can limit the pharmaceutical raw materials placed on the device, the pharmaceutical raw materials placed on the device can avoid deviating from the device, the device can improve the weighing effect, and the support table, the protection assembly, the second positioning assembly and the second fixing assembly are arranged, after the device is used to weigh the pharmaceutical raw materials, when the device is in a non-use state, the device can be protected, and the device can prolong the service life. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a front view of the utility model;

[0018] Figure 2 It is a support table of the utility model;

[0019] Figure 3 It is a first door-shaped long plate of the utility model;

[0020] Figure 4 It is a limiting long plate of the utility model;

[0021] Figure 5 It is a rear view of the utility model;

[0022] Figure 6 It is a support shaft of the utility model.

[0023] The figure mark explanation: 1, door-shaped rod; 2, second screw groove; 3, first screw; 4, connecting long plate; 5, support table; 6, protection long tube; 7, back-shaped long rod; 8, second screw; 9, third screw; 10, protection long plate; 11, cambered surface support block; 12, charging port; 13, button; 14, display screen; 15, continuous drug raw material scale main body of charging type; 16, support column; 17, limiting tube; 18, cambered surface back-shaped rod; 19, first door-shaped long plate; 20, second door-shaped long plate; 21, first screw groove; 22, positioning long plate; 23, limiting long rod; 24, limiting long plate; 25, support shaft; 26, third screw groove; 27, fourth screw groove. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, purposes and effects realized by the embodiments of the application easy to understand, the embodiments of the application will be further described below in conjunction with the drawings and specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the embodiments of the application and do not limit the embodiments of the application.

[0025] Embodiment one: as Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6The utility model provides a kind of continuity medicine raw material weighing device, including support platform 5, chargeable continuity medicine raw material weighing body 15, cambered backshaped lever 18, second door-shaped long plate 20, support column 16 and door-shaped rod 1, the top of support platform 5 is fixedly installed with the weighing assembly of continuity medicine raw material weighing, weighing assembly includes chargeable continuity medicine raw material weighing body 15, the bottom of chargeable continuity medicine raw material weighing body 15 is fixedly installed on the top of support platform 5, battery is fixedly connected in chargeable continuity medicine raw material weighing body 15, charge port 12 is arranged in the front side of chargeable continuity medicine raw material weighing body 15, display screen 14 is fixedly connected on the top of chargeable continuity medicine raw material weighing body 15, a plurality of buttons 13 are separately provided on the top of chargeable continuity medicine raw material weighing body 15, the outer surface of weighing assembly and the top of support platform 5 are all fixedly installed with the limiting assembly of limiting medicine raw material placed on weighing assembly, limiting assembly includes cambered backshaped lever 18 and second door-shaped long plate 20, cambered backshaped lever 18 is fixedly installed on the outer surface of chargeable continuity medicine raw material weighing body 15, the bottom of second door-shaped long plate 20 is fixedly installed on the top of support platform 5, the inner side of second door-shaped long plate 20 is slidably connected with first door-shaped long plate 19, first door-shaped long plate 19 is slidably connected with chargeable continuity medicine raw material weighing body 15 and cambered backshaped lever 18 respectively, the rear side, left side and right side of first door-shaped long plate 19 are all fixedly connected with positioning long plate 22, positioning long plate 22 is slidably installed in the inside of second door-shaped long plate 20, the rear side, left side and right side of second door-shaped long plate 20 are all provided with first screw groove 21 and second screw groove 2, the top of support platform 5 is fixedly installed with the first positioning assembly of positioning limiting assembly, first positioning assembly includes support column 16, the bottom of support column 16 is fixedly installed on the top of support platform 5, the top end outer surface of support column 16 is fixedly connected with limiting cylinder 17, support column 16 and limiting cylinder 17 are all slidably connected with first door-shaped long plate 19, the outer side of limiting assembly is slidably installed with the first fixed assembly of fixed limiting assembly, first fixed assembly includes door-shaped rod 1, door-shaped rod 1 is slidably installed on the outer side of second door-shaped long plate 20, the rear inner side, left inner side and right inner side of door-shaped rod 1 are all fixedly connected with connecting long plate 4, connecting long plate 4 is slidably installed in the inside of the plate body of second door-shaped long plate 20, connecting long plate 4 is fixedly connected with first door-shaped long plate 19, the rod body inside of door-shaped rod 1 is screw-connected with first screw rod 3, first screw rod 3 is screw-connected with first screw groove 21 and second screw groove 2 respectively, by the setting of support platform 5, weighing assembly, limiting assembly, first positioning assembly and first fixed assembly, weighing assembly can continuously weigh medicine raw material, limiting assembly can limit medicine raw material placed on weighing assembly, first positioning assembly can position limiting assembly, first fixed assembly can fix limiting assembly, so that the utility model can continuously weigh medicine raw material, when using the utility model to weigh medicine raw material,The device can limit the placement of the drug raw materials on the device, avoid the deviation of the drug raw materials on the device, avoid the reduction of the weighing effect due to the falling of the drug raw materials on the device, and improve the weighing effect.

[0026] In use, when the drug raw materials are placed on the rechargeable continuous drug raw material weighing body 15, the rechargeable continuous drug raw material weighing body 15 is automatically turned on and the drug raw materials are weighed. When there are no drug raw materials on the rechargeable continuous drug raw material weighing body 15, the rechargeable continuous drug raw material weighing body 15 is automatically turned off after being turned on for a certain period of time. The initial state of the device is that one end of the third screw 9 is located inside the protection long plate 10 and the protection long plate 10 is located on the right side of the protection long cylinder 6, the second screw 8 is threadedly connected with the third threaded groove 26, and the first screw 3 is threadedly connected with the first threaded groove 21. When the device is needed to be used to continuously weigh the drug raw materials, the drug raw materials are moved and placed on the rechargeable continuous drug raw material weighing body 15. At this time, the device can be used to continuously weigh the drug raw materials. During the use of the device to continuously weigh the drug raw materials, under the action of the rechargeable continuous drug raw material weighing body 15, the rechargeable continuous drug raw material weighing body 15 can continuously weigh the drug raw materials. Under the action of the display screen 14, the weight of the drug raw materials weighed by the rechargeable continuous drug raw material weighing body 15 can be displayed. Under the action of the plurality of buttons 13, the rechargeable continuous drug raw material weighing body 15 can be operated. Under the action of the charging port 12, the rechargeable continuous drug raw material weighing body 15 can be charged.

[0027] When the device is used to weigh the pharmaceutical raw materials, the first screw 3 is rotated to disengage the first screw 3 from the first threaded groove 21 and to move one end of the first screw 3 inside the rod body of the door-shaped rod 1. The door-shaped rod 1 is moved upward to make the door-shaped rod 1 and the connecting long plate 4 slide upward along the second door-shaped long plate 20. The first door-shaped long plate 19 slides upward along the support column 16, the limiting cylinder 17, the second door-shaped long plate 20, the arc-shaped back-shaped rod 18, and the charged continuous pharmaceutical raw material weighing body 15. The positioning long plate 22 slides upward along the second door-shaped long plate 20. When the door-shaped rod 1 is moved upward to the maximum distance, the first door-shaped long plate 19 protrudes from the top of the charged continuous pharmaceutical raw material weighing body 15. The first screw 3 corresponds to the second threaded groove 2. The first screw 3 is rotated in the opposite direction to be threadedly connected with the second threaded groove 2. At this time, under the action of the first door-shaped long plate 19 protruding from the top of the charged continuous pharmaceutical raw material weighing body 15, the first door-shaped long plate 19 can limit the pharmaceutical raw materials placed on the charged continuous pharmaceutical raw material weighing body 15, so that the pharmaceutical raw materials placed on the charged continuous pharmaceutical raw material weighing body 15 can avoid deviating from the charged continuous pharmaceutical raw material weighing body 15, and the pharmaceutical raw materials on the charged continuous pharmaceutical raw material weighing body 15 can avoid falling off the charged continuous pharmaceutical raw material weighing body 15.

[0028] In summary, when the device is used to weigh the pharmaceutical raw materials, the device can limit the pharmaceutical raw materials placed on the device, so that the pharmaceutical raw materials placed on the device can avoid deviating from the device. The device can avoid reducing the weighing effect due to the pharmaceutical raw materials on the device falling off the device, and can improve the weighing effect.

[0029] Example Two: as Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6As shown: A continuous drug raw material weighing device, including a support platform 5, a protective long cylinder 6, a limiting long plate 24 and a circular long rod 7, the outer surface of the support platform 5 is slidably mounted with a protective component of the protective weighing component, the protective component includes a protective long cylinder 6, the protective long cylinder 6 is slidably mounted on the outer surface of the support platform 5, the top of the protective long cylinder 6 is fixedly connected to an arc surface support block 11, one side of the arc surface support block 11 is fixedly connected to a support shaft 25, the outer surface of the support shaft 25 is rotatably connected to a protective long plate 10, and the protective long plate 10 is respectively connected to the protective long cylinder 6. The tube 6 is rotatably connected to the arc support block 11, the internal thread of the protective long plate 10 is connected to the third screw 9, the third screw 9 is threadedly connected to the protective long tube 6, and an inner side surface of the protective component is fixedly installed with a second positioning component of the positioning protective component. The second positioning component includes a limiting long plate 24, one side of the limiting long plate 24 is fixedly installed on an inner side surface of the protective long tube 6, and the other two sides of the limiting long plate 24 are fixedly connected to the limiting long rod 23. The limiting long plate 24 and the limiting long rod 23 are both slidably installed inside the support platform 5, and the support platform 5 A third thread groove 26 and a fourth thread groove 27 are provided on the front, rear, left and right sides. A second fixing component for fixing the protective component is fixedly installed on the outer side of the protective component. The second fixing component includes a circular long rod 7. The circular long rod 7 is fixedly installed on the outer side of the protective long tube 6. The inside of the rod body of the circular long rod 7 and the inside of the barrel of the protective long tube 6 are commonly threadedly connected with a second screw 8. The second screw 8 is threadedly connected to the third thread groove 26 and the fourth thread groove 27 respectively. Through the arrangement of the support platform 5, the protective component, the second positioning component and the second fixing component, the protective component can protect the weighing component, the second positioning component can position the weighing component, and the second fixing component can fix the weighing component. After using this device to weigh pharmaceutical raw materials, when this device is in an unused state, this device can be protected, so that this device can avoid damage due to exposure to the use environment when subjected to accidental collision, so that this device can avoid shortening the service life due to damage, and so that this device can extend its service life.

[0030] In use, after the drug raw material is weighed by using the device, when the device is in a non-use state, the first screw rod 3 is disconnected from the second screw groove 2 and one end of the first screw rod 3 is located inside the rod body of the door-shaped rod 1, the door-shaped rod 1 is moved downward, the door-shaped rod 1 and the connecting long plate 4 are slid downward along the second door-shaped long plate 20, the first door-shaped long plate 19 is slid downward along the support column 16, the limiting cylinder 17, the second door-shaped long plate 20, the arc-shaped back-shaped rod 18 and the continuously charged drug raw material weighing main body 15, the positioning long plate 22 is slid downward along the second door-shaped long plate 20, when the door-shaped rod 1 is moved downward to the maximum distance, the first screw rod 3 corresponds to the first screw groove 21, the first screw rod 3 is threadedly connected with the first screw groove 21, at this time, the top of the first door-shaped long plate 19 and the top of the continuously charged drug raw material weighing main body 15 are in the same plane.

[0031] After the top of the first door-shaped long plate 19 and the top of the continuously charged drug raw material weighing main body 15 are in the same plane, the second screw rod 8 is rotated, the second screw rod 8 is disconnected from the third screw groove 26 and one end of the second screw rod 8 is located inside the rod body of the back-shaped long rod 7, the back-shaped long rod 7 is moved upward, the back-shaped long rod 7, the limiting long plate 24 and the limiting long rod 23 are slid upward along the support table 5, when the back-shaped long rod 7 is moved upward to the maximum distance, the second screw rod 8 corresponds to the fourth screw groove 27, the protection long cylinder 6 protrudes from the top of the support table 5, the continuously charged drug raw material weighing main body 15 is located inside the protection long cylinder 6 and the height of the plane where the top of the continuously charged drug raw material weighing main body 15 is located is less than the height of the plane where the top of the protection long cylinder 6 is located, the protection long plate 10 is rotated, the protection long plate 10 is rotated along the protection long cylinder 6, the arc-shaped support block 11 and the support shaft 25, when the protection long plate 10 is rotated to the maximum angle, the protection long plate 10 covers the top of the protection long cylinder 6 and the protection long plate 10 is located directly above the continuously charged drug raw material weighing main body 15, the third screw rod 9 is rotated, the third screw rod 9 is threadedly connected with the protection long cylinder 6, at this time, under the action that the protection long plate 10 covers the top of the protection long cylinder 6 and the protection long plate 10 is located directly above the continuously charged drug raw material weighing main body 15, the protection long cylinder 6 and the protection long plate 10 can form a protection space and the continuously charged drug raw material weighing main body 15 is located in the protection space formed by the protection long cylinder 6 and the protection long plate 10, under the action that the protection long cylinder 6 and the protection long plate 10 can form a protection space and the continuously charged drug raw material weighing main body 15 is located in the protection space formed by the protection long cylinder 6 and the protection long plate 10, the continuously charged drug raw material weighing main body 15 can be protected, when the continuously charged drug raw material weighing main body 15 is accidentally collided, the continuously charged drug raw material weighing main body 15 can avoid damage caused by exposure to the use environment.

[0032] To sum up, after using this device to weigh pharmaceutical raw materials, when the device is in an unused state, the device can be protected, so that the device can avoid being damaged due to exposure to the use environment when it is accidentally collided, so that the device can avoid shortening the service life due to damage, and the device can extend its service life.

[0033] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A continuous pharmaceutical raw material weighing device, comprising a support platform (5), characterized in that: A weighing assembly for continuously weighing pharmaceutical raw materials is fixedly installed on the top of the support platform (5); a limiting assembly for limiting the pharmaceutical raw materials placed on the weighing assembly is fixedly installed on the outer surface of the weighing assembly and the top of the support platform (5); a first positioning assembly for positioning the limiting assembly is fixedly installed on the top of the support platform (5); a first fixing assembly for fixing the limiting assembly is slidably installed on the outer side surface of the limiting assembly; a protective assembly for protecting the weighing assembly is slidably installed on the outer surface of the support platform (5); a second positioning assembly for positioning the protective assembly is fixedly installed on an inner side surface of the protective assembly; a third thread groove (26) and a fourth thread groove (27) are opened on the front side, rear side, left side and right side of the support platform (5); and a second fixing assembly for fixing the protective assembly is fixedly installed on the outer side surface of the protective assembly.

2. A continuous pharmaceutical raw material weighing device according to claim 1, characterized in that: The weighing assembly includes a rechargeable continuous pharmaceutical raw material scale body (15), the bottom of the rechargeable continuous pharmaceutical raw material scale body (15) is fixedly mounted on the top of the support platform (5), a battery is fixedly connected to the interior of the rechargeable continuous pharmaceutical raw material scale body (15), a charging port (12) is provided on the front side of the rechargeable continuous pharmaceutical raw material scale body (15), a display screen (14) is fixedly connected to the top of the rechargeable continuous pharmaceutical raw material scale body (15), and a plurality of buttons (13) are respectively provided on the top of the rechargeable continuous pharmaceutical raw material scale body (15).

3. A continuous pharmaceutical raw material weighing device according to claim 1 or 2, characterized in that: The limiting assembly includes an arcuate return rod (18) and a second door-shaped long plate (20), wherein the arcuate return rod (18) is fixedly mounted on the outer surface of the rechargeable continuous drug raw material scale body (15), the bottom of the second door-shaped long plate (20) is fixedly mounted on the top of the support platform (5), the inner side surface of the second door-shaped long plate (20) is slidably connected to the first door-shaped long plate (19), the first door-shaped long plate (19) is slidably connected to the rechargeable continuous drug raw material scale body (15) and the arcuate return rod (18), the rear side, left side and right side of the first door-shaped long plate (19) are fixedly connected to the positioning long plate (22), the positioning long plate (22) is slidably mounted inside the second door-shaped long plate (20), and the rear side, left side and right side of the second door-shaped long plate (20) are provided with a first thread groove (21) and a second thread groove (2).

4. A continuous pharmaceutical raw material weighing device according to claim 3, characterized in that: The first positioning assembly includes a support column (16), the bottom of the support column (16) is fixedly mounted on the top of the support platform (5), the top outer surface of the support column (16) is fixedly connected to the limiting cylinder (17), and the support column (16) and the limiting cylinder (17) are both slidably connected to the first door-shaped long plate (19).

5. A continuous pharmaceutical raw material weighing device according to claim 1, 2 or 4, characterized in that: The first fixing assembly includes a door-shaped rod (1), the door-shaped rod (1) is slidably mounted on the outer side surface of the second door-shaped long plate (20), the rear inner side surface, the left inner side surface and the right inner side surface of the door-shaped rod (1) are fixedly connected to the connecting long plate (4), the connecting long plate (4) is slidably mounted inside the plate body of the second door-shaped long plate (20), the connecting long plate (4) is fixedly connected to the first door-shaped long plate (19), and the rod body of the door-shaped rod (1) is threadedly connected to the first screw rod (3).

6. A continuous pharmaceutical raw material weighing device according to claim 3, characterized in that: The first fixing assembly includes a door-shaped rod (1), the door-shaped rod (1) is slidably mounted on the outer side surface of the second door-shaped long plate (20), the rear inner side surface, the left inner side surface and the right inner side surface of the door-shaped rod (1) are fixedly connected to the connecting long plate (4), the connecting long plate (4) is slidably mounted inside the plate body of the second door-shaped long plate (20), the connecting long plate (4) is fixedly connected to the first door-shaped long plate (19), and the rod body of the door-shaped rod (1) is threadedly connected to the first screw rod (3).

7. A continuous pharmaceutical raw material weighing device according to claim 1, 2, 4 or 6, characterized in that: The protection component includes a protection long tube (6), the protection long tube (6) is slidably mounted on the outer surface of the support platform (5), the top of the protection long tube (6) is fixedly connected to an arc surface support block (11), one side of the arc surface support block (11) is fixedly connected to a support shaft (25), the outer surface of the support shaft (25) is rotatably connected to a protection long plate (10), the protection long plate (10) is rotatably connected to the protection long tube (6) and the arc surface support block (11), and the internal thread of the protection long plate (10) is connected to a third screw (9).

8. A continuous pharmaceutical raw material weighing device according to claim 5, characterized in that: The protection component includes a protection long tube (6), the protection long tube (6) is slidably mounted on the outer surface of the support platform (5), the top of the protection long tube (6) is fixedly connected to an arc surface support block (11), one side of the arc surface support block (11) is fixedly connected to a support shaft (25), the outer surface of the support shaft (25) is rotatably connected to a protection long plate (10), the protection long plate (10) is rotatably connected to the protection long tube (6) and the arc surface support block (11), and the internal thread of the protection long plate (10) is connected to a third screw (9).

9. A continuous pharmaceutical raw material weighing device according to claim 1, 2, 4, 6 or 8, characterized in that: The second positioning assembly includes a limiting long plate (24), one side of the limiting long plate (24) is fixedly mounted on an inner side surface of the protective long cylinder (6), and the other two sides of the limiting long plate (24) are fixedly connected to the limiting long rod (23), and the limiting long plate (24) and the limiting long rod (23) are both slidably mounted inside the support platform (5).

10. A continuous pharmaceutical raw material weighing device according to claim 9, characterized in that: The second fixing assembly comprises a circular long rod (7), which is fixedly mounted on the outer side of the protective long tube (6), and a second screw rod (8) is threadedly connected to the inside of the rod body of the circular long rod (7) and the inside of the barrel body of the protective long tube (6).

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