CN109663635B

CN109663635B - Residue-free grinding machine for blocky traditional Chinese medicines

Info

Publication number: CN109663635B
Application number: CN201811579020.3A
Authority: CN
Inventors: 孟庆蕾
Original assignee: Individual
Current assignee: Guangdong Linshi Ecological Agriculture Development Co ltd
Priority date: 2018-12-24
Filing date: 2018-12-24
Publication date: 2020-06-30
Anticipated expiration: 2038-12-24
Also published as: CN109663635A

Abstract

The invention discloses a residue-free pulverizer for blocky traditional Chinese medicines, which comprises a bottom plate and is characterized in that: the utility model discloses a solid support of U-shaped support, including the bottom plate, the upside both ends of bottom plate are the montant both ends of fixed connection U-shaped support respectively, be provided with the cross spout on the horizontal pole of U-shaped support, the upside middle part of U-shaped support is fixed with the perpendicular spout of symmetry, the symmetry erect the both ends of embedding cylinder slider in the spout, the one end of articulated two connecting rods on the cylinder slider, two the other end of connecting rod corresponds respectively and articulates in the U-shaped link, two the U-shaped links the piece and corresponds respectively and fix the upside at the slider. The invention relates to the field of medicinal material grinding, in particular to a residue-free grinding machine for blocky traditional Chinese medicines. The device has high milling efficiency and convenient operation, and can be suitable for the milling of traditional Chinese medicines with different sizes and shapes.

Description

Residue-free grinding machine for blocky traditional Chinese medicines

Technical Field

The invention relates to the field of medicinal material grinding, in particular to a residue-free grinding machine for blocky traditional Chinese medicines.

Background

Some traditional Chinese medicines need to be preserved with skin, some traditional Chinese medicines need to be cut into pieces and sliced for preservation, and some traditional Chinese medicines need to be ground into powder for preservation; some traditional Chinese medicines need to be aired to be completely dried when being stored, and some traditional Chinese medicines can better keep the drug effect by keeping certain moisture.

The traditional Chinese medicine grinding machine is complex in structure, expensive and complex in operation, so that a device which is convenient to operate and suitable for grinding traditional Chinese medicines in different sizes and shapes is needed.

Disclosure of Invention

The invention aims to provide a residue-free mill for bulk traditional Chinese medicines, which is convenient for milling the bulk traditional Chinese medicines.

The invention adopts the following technical scheme to realize the purpose of the invention:

the utility model provides a no residue milling machine of cubic traditional chinese medicine, includes the bottom plate, characterized by: the utility model discloses a fixing device for U-shaped support, including the bottom plate, the upside both ends of bottom plate are the montant both ends of fixed connection U-shaped support respectively, be provided with the cross spout on the horizontal pole of U-shaped support, the upside middle part of U-shaped support is fixed with the perpendicular spout of symmetry, the symmetry erect the both ends of embedding cylinder slider in the spout, the one end of articulated two connecting rods on the cylinder slider, two the other end of connecting rod corresponds respectively and articulates in the U-shaped link, two the U-shaped link corresponds respectively and fixes the upside at the slider, two the slider all imbeds in the both sides cross spout the both sides horizontal slot of cross spout, two the downside of slider is the upper end of fixed connection montant respectively, two one side middle part of montant is respectively through spring fixed connection two montant one side upper portions, two of U-shaped support.

As a further limitation of the technical solution, the inner sides of the two cylinders one are respectively provided with symmetrical arc-shaped grooves one, all the arc-shaped grooves one are respectively embedded with a semi-cylinder one, two pairs of the semi-cylinders one are respectively fixed at the outer sides of the cylinders two correspondingly, the outer end faces of the two cylinders one are respectively fixedly connected with the corresponding cylinders two through small springs one, the inner sides of the two cylinders two are respectively connected with a rotating cylinder one through bearings, one end of the two rotating cylinders one is respectively fixedly connected with an annular grinding disc one, the other ends of the two rotating cylinders one are respectively fixedly connected with a group of circumferentially arranged round rods one, the round rods one at both sides respectively correspondingly penetrate through a rotating disc, the two rotating cylinders one are respectively hinged with a cylinder three, the inner sides of the two cylinders three are respectively provided with symmetrical arc-shaped grooves two, two pairs of the arc-shaped grooves two are respectively embedded with a semi-cylinder two, two pairs of the semi-cylinders, the outer end surfaces of the two cylinders III are fixedly connected with the corresponding cylinders IV through small springs II respectively, the inner sides of the two cylinders IV are connected with rotary cylinders II through bearings respectively, one ends of the two rotary cylinders II are fixedly connected with annular grinding discs II respectively, the other ends of the two rotary cylinders II are fixedly provided with a group of round rods II which are uniformly distributed in a circumferential manner respectively, the round rods II on the two sides penetrate through the rotary disc correspondingly respectively, the two rotary cylinders II are hinged with cylinders V respectively, symmetrical arc-shaped grooves III are arranged in the two cylinders V respectively, two pairs of arc-shaped grooves III are embedded into semi-cylindrical columns III respectively, two pairs of semi-cylindrical columns III are correspondingly fixed on the outer sides of the cylinders VI respectively, the outer end surfaces of the two cylinders V are fixedly connected with the corresponding cylinders VI through small springs III respectively, two cylinders VI are connected with round blocks through bearings respectively, and one side of each round block is fixedly connected with a round grinding, the other sides of the two round blocks are respectively fixedly connected with a group of round rods III which are uniformly distributed on the circumference, and the round rods III on the two sides respectively correspondingly penetrate through the rotary table.

As a further limitation of the technical scheme, the centers of the turntables at two sides are respectively fixedly connected with the output shafts of the motors through rotating shafts, and the two motors are respectively and correspondingly fixed in the middle of one side of the two vertical rods of the U-shaped support.

As a further limitation of the technical solution, a powder containing groove is fixed on the upper side of the bottom plate.

As a further limitation of the technical scheme, the center of the bottom in the powder containing groove is fixedly connected with an arc-shaped supporting block through a vertical plate, and a group of fixed rods which are uniformly distributed are arranged on the arc-shaped supporting block.

As a further limitation of the technical scheme, the connecting rod on one side is fixedly connected with the U-shaped handle.

As a further limitation of the present technical solution, an upper side of the arc-shaped supporting block matches outer sides of the two cylinders one.

Compared with the prior art, the invention has the advantages and positive effects that: when in use, the U-shaped handle is pressed downwards at first, the U-shaped handle drives one end of the corresponding connecting rod to swing downwards, the connecting rod drives the cylindrical sliding block to slide downwards in the vertical sliding groove, the cylindrical sliding block drives one end of the other connecting rod to swing downwards, the two connecting rods respectively drive the U-shaped connecting blocks to move, the two U-shaped connecting blocks respectively drive the sliding blocks to slide towards two sides in the cross-shaped sliding groove, the two sliding blocks respectively drive the vertical rods to move towards two sides, the two vertical rods respectively compress the springs, the two vertical rods respectively drive the cylinder I to move along the linear direction of the semi-cylinder I under the limit of the arc-shaped groove I and the semi-cylinder I, the cylinder I drives the cylinder II to move through the small spring I, the cylinder II drives the rotating cylinder I to move, the rotating cylinder I drives the annular grinding disc I to move, the rotating cylinder III drives the cylinder III to move along the linear direction of the semi-cylinder II under the limit, the cylinder IV drives the rotating cylinder II to move, the rotating cylinder II drives the annular grinding disc II to move, the rotating cylinder II drives the cylinder V to move along the linear direction of the semi-cylinder III under the limiting action of the arc-shaped groove III and the semi-cylinder III, the cylinder V drives the cylinder V to move through the small spring III, the cylinder V drives the round block to move, and the round block drives the circular grinding disc to move until each pair of the annular grinding disc I, the annular grinding disc II and the circular grinding disc is far away;

then the medicinal materials are inserted on a fixed rod, a U-shaped handle is loosened, a spring returns to drive two vertical rods to move reversely, finally a connecting rod is driven to swing reversely, a cylindrical sliding block moves upwards in a vertical sliding groove, the two vertical rods move reversely to drive a first cylinder to move reversely, the first cylinder drives a second cylinder to move reversely through a first small spring, the second cylinder drives a first rotary cylinder to move reversely, the first rotary cylinder drives a first annular grinding disc to move reversely, the first rotary cylinder drives a third cylinder to move reversely under the limiting action of a second arc-shaped groove and a second semi-cylindrical column, the third cylinder is driven by a second small spring to move reversely, the fourth cylinder drives a fourth cylinder to move reversely, the fourth cylinder drives a second rotary cylinder to move reversely, the second rotary cylinder drives a second annular grinding disc to move reversely, the fifth rotary cylinder drives a fifth cylinder to move reversely, the fifth cylinder drives a sixth cylinder to move reversely through the third, until each pair of the annular grinding disc I, the annular grinding disc II and the circular grinding disc are close to each other to clamp the medicinal materials;

then open the motor of both sides, the output shaft of motor drives the carousel through the pivot and rotates, the carousel drives a rotatory section of thick bamboo through the round bar and rotates, a rotatory section of thick bamboo drives annular mill one and rotates, the carousel drives a rotatory section of thick bamboo two through round bar two and rotates, a rotatory section of thick bamboo two drives annular mill two and rotates, the carousel drives the disk through round bar three and rotates, the disk drives circular mill and rotates the both sides of medicinal material and carry out the crocus, the medicinal material powder falls into flourishing powder inslot, the crocus is accomplished, close the motor, at little spring one, under little spring two and little spring three's effect, annular mill one, annular mill two and circular mill push up tight medicinal material all the time, realize annular mill one, annular mill two and circular mill are to the no residue crocus processing of medicinal.

The device can be operated conveniently, and is suitable for the traditional Chinese medicine grinding powder with different sizes and shapes.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partial perspective view of the first embodiment of the present invention.

Fig. 3 is a partial perspective view of the second embodiment of the present invention.

Fig. 4 is a schematic view of a partial three-dimensional structure of the present invention.

Fig. 5 is a partial enlarged view of the invention at a in fig. 4.

Fig. 6 is a partial perspective view illustrating a fourth embodiment of the present invention.

Fig. 7 is a schematic perspective view of the present invention.

Fig. 8 is a schematic partial perspective view of the present invention.

Fig. 9 is a three-dimensional schematic view of the present invention.

FIG. 10 is a schematic perspective view of the milling process of the present invention.

In the figure: 1. u-shaped handle, 2, U-shaped bracket, 3, cross-shaped chute, 4, spring, 5, motor, 6, powder containing groove, 7, bottom plate, 8, vertical plate, 9, cylinder I, 10, rotating shaft, 11, rotating disc, 12, vertical rod, 13, connecting rod, 14, vertical chute, 15, cylindrical sliding block, 16, U-shaped connecting block, 17, sliding block, 18, arc-shaped groove I, 19, semi-cylindrical I, 20, annular grinding disc I, 21, cylinder III, 22, cylinder IV, 22a, cylinder V, 23, annular grinding disc II, 24, cylinder VI, 25, circular grinding disc, 26, semi-cylindrical III, 27, round rod III, 28, arc-shaped groove III, 29, semi-cylindrical II, 29a, arc-shaped groove II, 30, round rod II, 31, cylinder II, 32, round rod I, 33, rotating cylinder I, 34, small spring I, 35, rotating cylinder II, 36, small spring II, 37, small spring III, 38, round block, 39, supporting block, 40. and (5) fixing the rod.

Detailed Description

An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.

As shown in fig. 1 to 9, the present invention includes a base plate 7, which is characterized in that: the two ends of the upper side of the bottom plate 7 are respectively and fixedly connected with the two ends of a vertical rod of the U-shaped support 2, a cross-shaped sliding chute 3 is arranged on a cross rod of the U-shaped support 2, symmetrical vertical sliding chutes 14 are fixed in the middle of the upper side of the U-shaped support 2, symmetrical the both ends of embedding cylinder slider 15 in the perpendicular spout 14, the one end of articulated two connecting rods 13, two on the cylinder slider 15 the other end of connecting rod 13 corresponds respectively and articulates in even piece 16 of U-shaped, two even piece 16 of U-shaped corresponds respectively and fixes the upside at slider 17, two slider 17 all imbeds in the both sides cross slot of cross spout 3, two the downside of slider 17 is the upper end of fixed connection montant 12 respectively, two one side middle part of montant 12 is respectively through spring 4 fixed connection two montant one side upper portions of U-shaped support 2, two the downside of montant 12 is the upside of fixed connection drum 9 respectively.

The inner sides of the two cylinders I9 are respectively provided with symmetrical arc-shaped grooves I18, the inner parts of all the arc-shaped grooves I18 are respectively embedded with a semi-cylinder I19, two pairs of the semi-cylinders I19 are respectively and correspondingly fixed on the outer sides of the cylinders II 31, the outer end faces of the two cylinders I9 are respectively and fixedly connected with the corresponding cylinders II 31 through small springs I34, the inner sides of the two cylinders II 31 are respectively connected with a rotating cylinder I33 through bearings, one end of each of the two rotating cylinders I33 is respectively and fixedly connected with an annular grinding disc I20, the other end of each of the two rotating cylinders I33 is respectively and fixedly connected with a group of circumferentially arranged round rods I32, the round rods I32 on the two sides respectively and correspondingly penetrate through the rotating disc 11, the inner parts of the two rotating cylinders I33 are respectively hinged with a cylinder III 21, the inner sides of the two cylinders III 21 are respectively provided with symmetrical arc-shaped grooves II 29, the two pairs of semi-cylinders 29 are respectively and correspondingly fixed on the outer sides of the cylinders four 22, the outer end surfaces of the two cylinders three 21 are respectively and fixedly connected with the corresponding cylinders four 22 through small springs two 36, the inner sides of the two cylinders four 22 are respectively and fixedly connected with the rotating cylinders two 35 through bearings, one ends of the two rotating cylinders two 35 are respectively and fixedly connected with the annular grinding discs two 23, the other ends of the two rotating cylinders two 35 are respectively and fixedly provided with a group of circular rods two 30 with uniformly distributed circumferences, the circular rods two 30 on the two sides respectively correspondingly penetrate through the rotating disc 11, the two rotating cylinders two 35 are respectively and hinged with cylinder five 22a, the two cylinders five 22a are respectively and internally provided with symmetrical arc-shaped grooves three 28, the two pairs of arc-shaped grooves three 28 are respectively embedded into the semi-cylinders three 26, the two pairs of semi-cylinders three 26 are respectively and correspondingly fixed on the outer sides of the cylinders six 24, the outer end surfaces of the two cylinders five 22a are respectively and fixedly, the six cylinders 24 are internally and respectively connected with round blocks 38 through bearings, one sides of the two round blocks 38 are respectively and fixedly connected with a round grinding disc 25, the other sides of the two round blocks 38 are respectively and fixedly connected with a group of round rods 27 which are uniformly distributed in the circumferential direction, and the round rods 27 on the two sides respectively and correspondingly penetrate through the rotary disc 11.

The centers of the turntables 11 on the two sides are respectively fixedly connected with output shafts of the motors 5 through rotating shafts 10, and the two motors 5 are respectively and correspondingly fixed in the middle of one side of the two vertical rods of the U-shaped support 2.

A powder containing groove 6 is fixed on the upper side of the bottom plate 7.

The bottom center in the powder containing groove 6 is fixedly connected with an arc-shaped supporting block 39 through a vertical plate 8, and a group of fixing rods 40 which are uniformly distributed are arranged on the arc-shaped supporting block 39.

The connecting rod 13 on one side is fixedly connected with the U-shaped handle 1.

The upper side of the arc-shaped support block 39 matches the outer sides of the two cylinders one 9.

The working process of the invention is as follows: when the device is used, firstly, the U-shaped handle 1 is pressed downwards, the U-shaped handle 1 drives one end of the corresponding connecting rod 13 to swing downwards, the connecting rod 13 drives the cylindrical sliding block 15 to slide downwards in the vertical sliding groove 14, the cylindrical sliding block 15 drives one end of the other connecting rod 13 to swing downwards, the two connecting rods 13 respectively drive the U-shaped connecting blocks 16 to move, the two U-shaped connecting blocks 16 respectively drive the sliding blocks 17 to slide towards two sides in the cross-shaped sliding groove 3, the two sliding blocks 17 respectively drive the vertical rods 12 to move towards two sides, the two vertical rods 12 respectively compress the springs 4, the two vertical rods 12 respectively drive the cylinder I9 to move along the linear direction of the semi-cylinder I19 under the limit of the arc-shaped groove I18 and the semi-cylinder I19, the cylinder I9 drives the cylinder II 31 to move through the small spring I34, the cylinder II 31 drives the rotating cylinder I33 to move, the rotating cylinder I33 drives the annular grinding disc I20 to move, the rotating cylinder I33 drives the cylinder III 21 to move along the linear direction, the third cylinder 21 drives the fourth cylinder 22 to move through the second small spring 36, the fourth cylinder 22 drives the second rotary cylinder 35 to move, the second rotary cylinder 35 drives the second annular grinding disc 23 to move, the second rotary cylinder 35 drives the fifth cylinder 22a to move along the linear direction of the third semi-cylinder 26 under the limiting action of the third arc-shaped groove 28 and the third semi-cylinder 26, the fifth cylinder 22a drives the sixth cylinder 24 to move through the third small spring 37, the sixth cylinder 24 drives the round block 38 to move, and the round block 38 drives the round grinding disc 25 to move until each pair of the first annular grinding disc 20, the second annular grinding disc 23 and the round grinding disc 25 is far away;

then the medicinal materials are inserted on the fixed rod 40, the U-shaped handle 1 is loosened, the spring 4 returns to drive the two vertical rods 12 to move reversely, finally the connecting rod 13 is driven to swing reversely, the cylindrical sliding block 15 moves upwards in the vertical sliding groove 14, the two vertical rods 12 move reversely to drive the cylinder I9 to move reversely, the cylinder I9 drives the cylinder II 31 to move reversely through the small spring I34, the cylinder II 31 drives the rotary cylinder I33 to move reversely, the rotary cylinder I33 drives the annular grinding disc I20 to move reversely, the rotary cylinder I33 drives the cylinder III 21 to move reversely under the limiting action of the arc-shaped groove II 29a and the semi-cylinder II 29, the cylinder III 21 drives the cylinder IV 22 to move reversely through the small spring II 36, the cylinder IV 22 drives the rotary cylinder II 35 to move reversely, the rotary cylinder II 35 drives the annular grinding disc II 23 to move reversely, the rotary cylinder II 35 drives the cylinder V22 a to move reversely, the cylinder V22 a drives the cylinder IV 24, the cylinder six 24 drives the round block 38 to move reversely, and the round block 38 drives the circular grinding disc 25 to move reversely until each pair of the annular grinding disc I20, the annular grinding disc II 23 and the circular grinding disc 25 approach to each other to clamp the medicinal materials;

then open the motor 5 of both sides, the output shaft of motor 5 drives carousel 11 through pivot 10 and rotates, carousel 11 drives a rotatory section of thick bamboo 33 through a round bar 32 and rotates, a rotatory section of thick bamboo 33 drives a ring mill 20 and rotates, carousel 11 drives a rotatory section of thick bamboo two 35 through a round bar two 30 and rotates, a rotatory section of thick bamboo two 35 drives a ring mill two 23 and rotates, carousel 11 drives a disk 38 through a round bar three 27 and rotates, disk 38 drives circular mill 25 and rotates the both sides of medicinal material and carry out the crocus, the medicinal material powder falls into flourishing powder groove 6, the crocus is accomplished, close motor 5, at little spring one 34, under little spring two 36 and little spring three 37's effect, ring mill one 20, ring mill two 23 and circular mill 25 push up the medicinal material all the time, realize ring mill one 20, ring mill two 23 and circular mill 25 are to the no residue crocus processing of medicinal material.

Because the motors 5 on the two sides are the same, the rotation directions are the same, and the positions are opposite, when viewed from one side, the rotating discs 11 on the two sides can drive the devices on the two sides to rotate reversely.

As shown in figure 10, under the action of the spring 4, the first small spring 34, the second small spring 36, the third small spring 37, etc., each level of millstones at two sides keep the posture of being tightly attached to the traditional Chinese medicine block in the center, the volume of the traditional Chinese medicine block is gradually reduced after being ground into powder at the outer side, each level of millstones gradually approaches to the center, as shown in figure 2, the distance between every two levels of millstones is small enough, so that the traditional Chinese medicine blocks can be completely ground into powder, as shown in figure 1, after the millstones at two sides approach to be completely attached, the traditional Chinese medicine blocks are ground into powder, and the residual traditional Chinese medicine blocks on the fixing rod 40 can be ground down by the millstones at.

The above disclosure is only one specific embodiment of the present invention, but the present invention is not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.

Claims

1. The utility model provides a no residue milling machine of cubic traditional chinese medicine, includes bottom plate (7), characterized by: the two ends of the upper side of the bottom plate (7) are fixedly connected with the two ends of a vertical rod of the U-shaped support (2) respectively, a cross-shaped sliding groove (3) is arranged on a transverse rod of the U-shaped support (2), symmetrical vertical sliding grooves (14) are fixed in the middle of the upper side of the U-shaped support (2), two ends of a cylindrical sliding block (15) are embedded in the vertical sliding grooves (14) symmetrically, one end of two connecting rods (13) is hinged on the cylindrical sliding block (15), the other ends of the two connecting rods (13) are correspondingly hinged in a U-shaped connecting block (16) respectively, the two U-shaped connecting blocks (16) are correspondingly fixed on the upper side of the sliding block (17) respectively, the two sliding blocks (17) are embedded in the transverse grooves on the two sides of the cross-shaped sliding groove (3), the lower sides of the two sliding blocks (17) are fixedly connected with the upper ends of the vertical rods (12) respectively, the middle parts of one sides of the two vertical rods (12) are fixedly connected, the lower sides of the two vertical rods (12) are fixedly connected with the upper sides of the first cylinders (9) respectively, the inner sides of the first cylinders (9) are provided with symmetrical arc-shaped grooves (18) respectively, all the arc-shaped grooves (18) are internally embedded with the first semicylinders (19) respectively, the two pairs of the first semicylinders (19) are correspondingly fixed on the outer sides of the second cylinders (31) respectively, the outer end faces of the two first cylinders (9) are fixedly connected with the corresponding second cylinders (31) through small springs (34) respectively, the inner sides of the two cylinders (31) are respectively connected with first rotating cylinders (33) through bearings, one ends of the first rotating cylinders (33) are fixedly connected with annular grinding discs (20) respectively, the other ends of the two first rotating cylinders (33) are fixedly connected with first round rods (32) distributed on a group of circumference respectively, and the first round rods (32) on the two sides correspondingly penetrate through the rotary discs (11), the two first rotating cylinders (33) are respectively hinged with a third cylinder (21), the inner sides of the two third cylinders (21) are respectively provided with a symmetrical arc-shaped groove II (29a), the two pairs of arc-shaped grooves II (29a) are respectively embedded with a semi-cylinder II (29), the two pairs of semi-cylinder II (29) are respectively and correspondingly fixed on the outer side of a cylinder IV (22), the outer end surfaces of the two third cylinders (21) are respectively and fixedly connected with the corresponding cylinder IV (22) through a small spring II (36), the inner sides of the two cylinder IV (22) are respectively and bearing-connected with a second rotating cylinder (35), one end of the two second rotating cylinders (35) is respectively and fixedly connected with a second annular grinding disc (23), the other end of the two second rotating cylinders (35) is respectively and fixedly provided with a group of round rods II (30) which are uniformly distributed in a circumferential manner, and the round rods II (30) on the two sides respectively and, two articulated drum five (22a) respectively in the rotatory section of thick bamboo two (35), two arc wall three (28) of symmetry are provided with respectively in the drum five (22a), two pairs imbed semicylinder three (26) respectively in the arc wall three (28), two pairs semicylinder three (26) correspond respectively and fix in the outside of drum six (24), two the outer terminal surface of drum five (22a) corresponds through little spring three (37) fixed connection respectively drum six (24), two do not connect round piece (38) in the drum six (24) bearing respectively, two round piece (38) one side fixed connection circular mill (25) respectively, two the opposite side of round piece (38) is fixed connection a set of circle three (27) that evenly arrange, both sides round piece three (27) correspond respectively pass carousel (11).

2. The residue-free mill for bulk chinese medicines according to claim 1, wherein: the centers of the turntables (11) on the two sides are respectively fixedly connected with the output shafts of the motors (5) through rotating shafts (10), and the two motors (5) are respectively and correspondingly fixed in the middle of one side of two vertical rods of the U-shaped support (2).

3. The residue-free mill for bulk chinese medicines according to claim 1, wherein: and a powder containing groove (6) is fixed on the upper side of the bottom plate (7).

4. The residue-free mill for bulk chinese medicines according to claim 3, wherein: the bottom center in the powder containing groove (6) is fixedly connected with an arc-shaped supporting block (39) through a vertical plate (8), and a group of fixing rods (40) which are uniformly distributed are arranged on the arc-shaped supporting block (39).

5. The residue-free mill for bulk chinese medicines according to claim 1, wherein: the connecting rod (13) on one side is fixedly connected with the U-shaped handle (1).

6. The residue-free mill for bulk chinese medicines according to claim 4, wherein: the upper side of the arc-shaped supporting block (39) is matched with the outer sides of the two cylinders I (9).