CN113941420B - Chalcanthitum grinding device - Google Patents
Chalcanthitum grinding device Download PDFInfo
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- CN113941420B CN113941420B CN202111118486.5A CN202111118486A CN113941420B CN 113941420 B CN113941420 B CN 113941420B CN 202111118486 A CN202111118486 A CN 202111118486A CN 113941420 B CN113941420 B CN 113941420B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0056—Other disintegrating devices or methods specially adapted for specific materials not otherwise provided for
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Food Science & Technology (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the technical field of grinding devices and discloses a Chalcanthitum grinding device which comprises a bottom plate, wherein a fixed column is fixedly arranged at the upper end of the bottom plate, a sliding groove is formed at the upper end of the fixed column, three groups of swing springs are arranged on the inner side of the sliding groove corresponding to the wall surface of the fixed column in a clearance manner, a buffer block is fixedly arranged on one side, far away from the fixed column, of each swing spring, a collecting box is fixedly arranged on one side, far away from each other, of each buffer block and the fixed column, and an inner hollow area of each collecting box penetrates through the upper end of each collecting box. According to the invention, the movable threaded column drives the extrusion column to rotate downwards in the collecting box, the lower end of the extrusion column extrudes the Chalcanthitum in the collecting box to enable the Chalcanthitum to move to the outer circle of the extrusion column for stacking, and the Chalcanthitum is repeatedly ground by extruding the outer circle of the extrusion column and the inner wall surface of the collecting box, so that the problem that the Chalcanthitum is rotationally cut by using the cutting edge, the effect after being crushed is poor due to abrasion of the cutting edge after long-time use, and the use effect is affected is avoided.
Description
Technical Field
The invention relates to the technical field of grinding devices, in particular to a Chalcanthitum grinding device.
Background
The product is a crystal of sulfate mineral chalcanthite or an artificially made aqueous copper sulfate, can be dug in copper mine, is obtained by selecting blue transparent crystal, can be made by an artificially manufactured person by using sulfuric acid to act on copper sheets or copper oxide, is easily weathered and is solid and blocky before use, so that the chalcanthite is required to be ground before use for convenience of use, the chalcanthite is cut through rotation of a cutting edge in conventional grinding treatment, and the cutting edge is worn after long-time use to cause poor grinding effect and influence on use effect. For this purpose, we propose a Chalcanthitum grinding device.
Disclosure of Invention
The invention mainly solves the technical problems existing in the prior art and provides a Chalcanthitum grinding device.
In order to achieve the above purpose, the technical scheme is that the Chalcanthitum grinding device comprises a bottom plate, wherein a fixed column is fixedly arranged at the upper end of the bottom plate, a sliding groove is formed in the upper end of the fixed column, three groups of swinging springs are arranged on the inner side of the sliding groove corresponding to the wall surface of the fixed column in a clearance mode, a buffer block is fixedly arranged on one side, far away from the fixed column, of each swinging spring, a collecting box is fixedly arranged on one side, far away from the fixed column, of each buffer block, an inner hollow area of each collecting box penetrates through the upper end of the corresponding collecting box, an arc cone is arranged at the bottom of each collecting box, a fixing device is arranged at the upper end of the bottom plate, an extruding device is arranged in each fixing device, and a poking device is arranged at the upper end of each extruding device.
Preferably, the fixing device comprises two fixing blocks, wherein two groups of fixing blocks are respectively fixedly provided with a connecting block at one side, which is close to each other, of each fixing block, two groups of connecting blocks are respectively fixedly provided with a connecting ring at one side, which is close to each other, of each connecting block, and internal threads are arranged in the connecting rings.
Preferably, the bottom ends of the two groups of fixing blocks are fixedly arranged at the upper end of the bottom plate, the two groups of fixing blocks are distributed in a mirror image mode on the left side and the right side of the upper end of the bottom plate, and the inner hollow area of the connecting ring penetrates through the upper end and the lower end of the connecting ring.
Preferably, the extruding device comprises a movable threaded column, a connecting column is fixedly arranged at the upper end of the movable threaded column, a connecting threaded column is fixedly arranged at the upper end of the connecting column, and a rotating column is fixedly arranged at the upper end of the connecting threaded column.
Preferably, the movable threaded column is arranged in the connecting ring, the movable threaded column is in threaded connection with the connecting ring through threads, the cross-sectional area of the connecting column is identical to that of the movable threaded column, the cross-sectional area of the connecting threaded column is identical to that of the movable threaded column, and the cross-sectional area of the rotating column is identical to that of the movable threaded column.
Preferably, grooves are formed in the front side and the rear side of the connecting column, sliding blocks are fixedly mounted on the wall surfaces, corresponding to the connecting column, of the upper side and the lower side of the inner portion of the grooves, arc plates are arranged in the grooves, moving grooves are formed in the upper side and the lower side of the arc plates, extrusion springs are fixedly mounted on one sides, deviating from each other, of the arc plates, and extrusion columns are fixedly mounted at the lower ends of the moving screw columns.
Preferably, the groove is movably arranged in the moving groove, and one side, close to each other, of the two groups of extrusion springs is fixedly arranged on the wall surface of the corresponding connecting column in the groove.
Preferably, the stirring device comprises a lengthening column, two groups of supporting blocks are fixedly arranged at the upper end of the lengthening column, rotating grooves are formed in one sides, close to each other, of the supporting blocks, rotating shafts are movably arranged in the rotating grooves, moving columns are fixedly arranged in one sides, close to each other, of the rotating shafts, lengthening threaded holes are formed in the left sides of the moving columns, lengthening threaded columns are arranged in the inner portions of the lengthening threaded holes, and rotating handles are fixedly arranged in the left sides of the lengthening threaded columns.
Preferably, the lengthened column is fixedly arranged at the upper end of the rotary column, the rotary groove is arranged on the right side of the supporting block, the cross section area of the rotary shaft is matched with that of the rotary groove, and the lengthened threaded column is in threaded connection with the movable column through the lengthened threaded hole.
Advantageous effects
The invention provides a Chalcanthitum grinding device. The beneficial effects are as follows:
(1) The chalcanthite grinding device is characterized in that a block chalcanthite is placed in the collecting box, a moving column is held by a hand, the moving column rotates clockwise, the moving column drives a supporting block to rotate clockwise, the supporting block drives a rotating column to rotate clockwise, the rotating column drives a connecting threaded column to rotate clockwise, the connecting threaded column drives the connecting column to rotate clockwise, the connecting column drives the moving threaded column to rotate clockwise in the connecting ring, the moving threaded column is in threaded connection with the connecting ring, the moving threaded column moves downwards in the clockwise rotation, the chalcanthite in the collecting box is extruded downwards while rotating the moving threaded column with an extruding column downwards, the extruding column extrudes the collecting box to drive a buffer block and a swinging spring to swing in the sliding groove when rotating in the collecting box, the chalcanthite is gradually broken to form smaller blocks when being subjected to downward force of the extruding column in the collecting box, when the outer circle of the extrusion column is extruded with the inner wall surface of the collecting box, the blocky cholelithiasis is extruded, after the movable threaded column passes through the connecting ring, the smooth outer circle of the connecting column is positioned in the connecting ring, the lower end of the arc plate is clamped at the upper end of the connecting ring, the connecting column does not continuously move downwards when rotating, the cholelithiasis in the collecting box is ground and preliminarily processed by continuously rotating the extrusion column in the collecting box, the rotary handle is rotated anticlockwise, the rotary handle drives the lengthened threaded column to rotate anticlockwise and leftwards in the lengthened threaded hole, the lengthened threaded column is rotated to the right side of the lengthened column by clockwise rotation, the lengthened column is pressed downwards and simultaneously rotates the rotary handle by clockwise rotation, the lengthened column moves downwards when rotating, the extension post drives the column spinner and connects screw thread post and spliced pole and moves downwards, the lower extreme cambered surface of arc receives the extrusion and can carry out the displacement, the arc can remove at the inside extrusion spring of recess, make the continuous downwardly moving of spliced pole, when spliced screw thread post and go on contacting through threaded connection, spliced screw thread post rotates downwards along with the screw thread, spliced screw thread post drive spliced screw thread post rotates downwards, the spliced screw thread post drive removes screw thread post and rotates downwards, remove screw thread post drive extrusion post and rotate downwards in the inside of collecting the box, the biliary alum of the inside biliary alum of extrusion collection box makes the biliary alum remove to the excircle department of extrusion post and pile up, the cylindrical department through extrusion post and the inside wall extrusion of collecting the box come the repeated abrasive biliary alum, the mode of cutting edge rotatory cutting biliary alum has been avoided, the cutting edge takes place wearing and tearing after long-time use and leads to the effect after smashing to worsen, influence the condition emergence of result of use.
(2) This Chalcanthitum grinder, after removing the screw thread post through the go-between, the smooth excircle of spliced pole is in the inside of go-between, and the lower extreme card of arc is in the upper end of go-between, and the spliced pole can not continue the downstream when rotatory this moment, and the rethread extrudes the post constantly and rotates the inside of collecting the box and grind the Chalcanthitum of collecting the inside of box and carry out preliminary processing to Chalcanthitum, has strengthened the practicality of device.
(3) This Chalcanthitum grinder, anticlockwise rotation rotates the handle, rotates the inside anticlockwise left rotation of handle drive extension screw thread post at extension screw hole, rotates extension screw thread post clockwise, makes extension screw thread post rotate to extension column's right side, reaches the province through the distance of extension application of force, has strengthened the practicality of device.
(4) This Chalcanthitum grinder, remove screw thread post and drive conical extrusion post and rotate down at the inside of collecting the box and remove, the lower extreme extrusion of extrusion post is collected the inside Chalcanthitum of box and is made the Chalcanthitum remove to the excircle department of extrusion post and pile up, makes the inside Chalcanthitum's of collection box position change, convenient to use has strengthened the practicality of device.
(5) This Chalcanthitum grinder, the conical surface of extrusion post gets into the inside of collecting the box at first, comes to carry out quick location to the motion track of extrusion post, and the bottom surface of extrusion post can be in the inside of collecting the box all the time at the in-process that descends, convenient to use has strengthened the practicality of device.
(6) This Chalcanthitum grinder, when collecting the box and driving buffer block and swing spring and carry out the in-process that swings, swing spring can give the box and collect the extruded power of box, increase the box and with the frictional force of extrusion post extrusion grinding in-process of collecting, improved the quality of grinding, strengthened the device's practicality of use.
Drawings
FIG. 1 is an overall schematic of the present invention;
FIG. 2 is a partial schematic view of a fixing post according to the present invention;
FIG. 3 is a partial schematic view of a spin column according to the present invention;
fig. 4 is a partial schematic view of the collecting box of the present invention.
Legend description:
1. a bottom plate; 2. fixing the column; 3. a sliding groove; 4. a swing spring; 5. a buffer block; 6. a collection box; 7. a fixing device; 71. a fixed block; 72. a connecting block; 73. a connecting ring; 8. an extrusion device; 81. moving the threaded column; 82. a connecting column; 83. connecting a threaded column; 84. a spin column; 85. a groove; 86. a sliding block; 87. an arc-shaped plate; 88. a moving groove; 89. extruding a spring; 810. an extrusion column; 9. a toggle device; 91. adding a long column; 92. a support block; 93. a rotary groove; 94. a moving column; 95. a rotation shaft; 96. lengthening the threaded hole; 97. lengthening the threaded column; 98. the handle is turned.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Examples: 1-4, including the bottom plate 1, the said bottom plate 1 is rectangular platy, the upper end of the said bottom plate 1 is fixedly mounted with fixed column 2, the fixed column 2 is round columnar, the upper end of the said fixed column 2 has offered the sliding groove 3, the sliding groove 3 is the circular groove, the inboard of the said sliding groove 3 corresponds to the wall of the fixed column 2 and is set up three groups of oscillating springs 4 in the interval, the oscillating spring 4 is the prior art and will not be described here, one side far away from fixed column 2 of the said oscillating spring 4 fixedly installs the buffer block 5, the buffer block 5 is one half round sphere, one side that three groups of said buffer blocks 5 deviate from each other with fixed column 2 is fixedly installed with the collecting box 6, the collecting box 6 is round columnar with hollow inside, the hollow area of the inside of the collecting box 6 runs through the upper end of the collecting box 6, the bottom of the collecting box 6 is the arc cone, the upper end of the said bottom plate 1 is provided with the fixing device 7, the inside of the said fixing device 7 is provided with the extrusion device 8, the upper end of the said extrusion device 8 is provided with the poking device 9;
the fixing device 7 comprises two fixing blocks 71, wherein the two fixing blocks 71 are arranged, the bottom ends of the two fixing blocks 71 are fixedly arranged at the upper end of the bottom plate 1, the two fixing blocks 71 are in mirror image distribution at the left side and the right side of the upper end of the bottom plate 1, connecting blocks 72 are fixedly arranged at one sides of the two fixing blocks 71, which are close to each other, connecting rings 73 are fixedly arranged at one sides of the two connecting blocks 72, which are close to each other, the connecting rings 73 are in a circular column shape with hollow inside, the hollow areas of the connecting rings 73 penetrate through the upper end and the lower end of the connecting rings 73, and internal threads are arranged in the connecting rings 73;
the extrusion device 8 comprises a movable threaded column 81, the movable threaded column 81 is arranged in the connecting ring 73, the movable threaded column 81 and the connecting ring 73 are in threaded connection, a connecting column 82 is fixedly arranged at the upper end of the movable threaded column 81, the connecting column 82 is in a circular column shape, the cross-sectional area of the connecting column 82 is identical to that of the movable threaded column 81, a connecting threaded column 83 is fixedly arranged at the upper end of the connecting column 82, the cross-sectional area of the connecting threaded column 83 is identical to that of the movable threaded column 81, a rotating column 84 is fixedly arranged at the upper end of the connecting threaded column 83, the rotating column 84 is in a circular column shape, and the cross-sectional area of the rotating column 84 is identical to that of the movable threaded column 81;
the toggle device 9 comprises a lengthening column 91, the lengthening column 91 is in a round column shape, the lengthening column 91 is fixedly arranged at the upper end of a rotating column 84, two groups of supporting blocks 92 are fixedly arranged at the upper end of the lengthening column 91, the supporting blocks 92 are arc-shaped blocks, two groups of supporting blocks 92 are provided with rotating grooves 93 on one sides, which are close to each other, of the supporting blocks, the rotating grooves 93 are round grooves, the rotating grooves 93 are arranged on the right side of the supporting blocks 92, two groups of rotating shafts 95 are movably arranged in the rotating grooves 93, the cross-sectional area of each rotating shaft 95 is matched with the cross-sectional area of each rotating groove 93, two groups of rotating shafts 95 are fixedly arranged on one sides, which are close to each other, of the rotating shafts 95, of the moving columns 94 are rectangular blocks, lengthened threaded holes 96 are formed in the left side of the moving columns 94, lengthened threaded columns 97 are arranged in the inner sides of the lengthened threaded columns 97, the lengthened threaded columns 97 are in threaded connection with the moving columns 94 through the lengthened threaded holes 96, and rotary handles 98 are fixedly arranged on the left sides of the lengthened threaded columns 97.
The working principle of the invention is as follows:
in use, the block-shaped chalcanthite is placed in the collecting box 6, the moving column 94 is held by a hand, so that the moving column 94 rotates clockwise, the moving column 94 drives the supporting block 92 to rotate clockwise, the supporting block 92 drives the rotating column 84 to rotate clockwise, the rotating column 84 drives the connecting threaded column 83 to rotate clockwise, the connecting threaded column 83 drives the connecting column 82 to rotate clockwise, the connecting column 82 drives the moving threaded column 81 to rotate clockwise in the connecting ring 73, the moving threaded column 81 is in threaded connection with the connecting ring 73, the moving threaded column 81 moves downwards when rotating clockwise, the pressing column 810 presses the chalcanthite in the collecting box 6 downwards while rotating downwards when moving downwards, the pressing column 810 presses the collecting box 6 to drive the buffer block 5 and the swinging spring 4 to swing in the sliding groove 3 when rotating in the collecting box 6, the chalcanthite is gradually broken into smaller blocks by the downward force of the extrusion column 810 in the collecting box 6, the chalcanthite blocks are extruded when the outer circle of the extrusion column 810 is extruded with the inner wall surface of the collecting box 6, the smooth outer circle of the connecting column 82 is positioned in the connecting ring 73 after the moving threaded column 81 passes through the connecting ring 73, the lower end of the arc-shaped plate 87 is clamped at the upper end of the connecting ring 73, the connecting column 82 does not continuously move downwards when rotating, the chalcanthite in the collecting box 6 is continuously ground by rotating the extrusion column 810 in the collecting box 6 to initially process the chalcanthite, the rotating handle 98 is rotated anticlockwise, the rotating handle 98 drives the lengthening threaded column 97 to rotate anticlockwise left in the lengthening threaded hole 96, the lengthening threaded column 97 is rotated clockwise again, so that the lengthening threaded column 97 rotates to the right side of the lengthening column 91, the extension post 91 is pressed downwards and simultaneously rotates the rotation handle 98 clockwise, the extension post 91 moves downwards while rotating, the extension post 91 drives the rotating post 84, the connecting threaded post 83 and the connecting post 82 to move downwards, the lower end cambered surface of the arc plate 87 is extruded and can displace, the arc plate 87 can extrude the extrusion spring 89 in the groove 85 to move, the connecting post 82 continuously moves downwards, when the connecting threaded post 83 contacts with the connecting ring 73 through threaded connection, the connecting threaded post 83 rotates downwards along with threads, the connecting threaded post 83 drives the connecting post 82 to rotate downwards, the connecting post 82 drives the moving threaded post 81 to rotate downwards, the moving threaded post 81 drives the extruding post 810 to rotate downwards in the inside of the collecting box 6, the lower end of the extruding post 810 extrudes the Chalcanthitum in the collecting box 6 to enable the Chalcanthitum to move to the outer circle of the extruding post 810 to be piled up, and the Chalcanthitum is repeatedly ground through the outer circle of the extruding post 810 and the inner wall surface of the collecting box 6.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. The utility model provides a Chalcanthitum grinding device, includes bottom plate (1), its characterized in that: the novel anti-collision device is characterized in that a fixed column (2) is fixedly arranged at the upper end of the bottom plate (1), a sliding groove (3) is formed in the upper end of the fixed column (2), three groups of swinging springs (4) are arranged on the inner side of the sliding groove (3) corresponding to the wall surface of the fixed column (2) in a clearance mode, a buffer block (5) is fixedly arranged on one side, far away from the fixed column (2), of each swinging spring (4), a collecting box (6) is fixedly arranged on one side, far away from the fixed column (2), of each buffer block (5), an inner hollow area of each collecting box (6) penetrates through the upper end of each collecting box (6), an arc-shaped cone is arranged at the bottom of each collecting box (6), a fixing device (7) is arranged at the upper end of the bottom plate (1), an extrusion device (8) is arranged in the fixing device (7), and a poking device (9) is arranged at the upper end of each extrusion device (8).
The fixing device (7) comprises two groups of fixing blocks (71), wherein connecting blocks (72) are fixedly arranged on one sides, close to each other, of the two groups of fixing blocks (71), connecting rings (73) are fixedly arranged on one sides, close to each other, of the two groups of connecting blocks (72), and internal threads are arranged inside the connecting rings (73);
the bottom ends of the two groups of fixing blocks (71) are fixedly arranged with the upper end of the bottom plate (1), the two groups of fixing blocks (71) are distributed in a mirror image mode on the left side and the right side of the upper end of the bottom plate (1), and the inner hollow area of the connecting ring (73) penetrates through the upper end and the lower end of the connecting ring (73);
the extrusion device (8) comprises a movable threaded column (81), a connecting column (82) is fixedly arranged at the upper end of the movable threaded column (81), a connecting threaded column (83) is fixedly arranged at the upper end of the connecting column (82), and a rotating column (84) is fixedly arranged at the upper end of the connecting threaded column (83);
the movable threaded column (81) is arranged in the connecting ring (73), the movable threaded column (81) is in threaded connection with the connecting ring (73) through threads, the cross-sectional area of the connecting column (82) is the same as that of the movable threaded column (81), the cross-sectional area of the connecting threaded column (83) is the same as that of the movable threaded column (81), and the cross-sectional area of the rotating column (84) is the same as that of the movable threaded column (81);
grooves (85) are formed in the front side and the rear side of the connecting column (82), sliding blocks (86) are fixedly mounted on the wall surfaces of the connecting column (82) corresponding to the upper side and the lower side of the inner part of the grooves (85), arc plates (87) are arranged in the grooves (85), movable grooves (88) are formed in the upper side and the lower side of the arc plates (87), extrusion springs (89) are fixedly mounted on one sides, deviating from each other, of the arc plates (87), and extrusion columns (810) are fixedly mounted at the lower ends of the movable threaded columns (81);
the grooves (85) are movably arranged in the movable grooves (88), and one sides, close to each other, of the two groups of extrusion springs (89) are fixedly arranged on the wall surface of the corresponding connecting column (82) in the grooves (85);
the stirring device (9) comprises a lengthening column (91), two groups of supporting blocks (92) are fixedly arranged at the upper end of the lengthening column (91), rotating grooves (93) are formed in one sides, close to each other, of the two groups of supporting blocks (92), rotating shafts (95) are movably arranged in the two groups of rotating grooves (93), a moving column (94) is fixedly arranged in one side, close to each other, of the two groups of rotating shafts (95), lengthening threaded holes (96) are formed in the left side of the moving column (94), lengthening threaded columns (97) are arranged in the lengthening threaded holes (96), and rotating handles (98) are fixedly arranged on the left sides of the lengthening threaded columns (97);
the lengthening column (91) is fixedly arranged at the upper end of the rotating column (84), the rotating groove (93) is formed in the right side of the supporting block (92), the cross section area of the rotating shaft (95) is matched with that of the rotating groove (93), and the lengthening threaded column (97) is in threaded connection with the moving column (94) through the lengthening threaded hole (96).
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CN202111118486.5A CN113941420B (en) | 2021-09-24 | 2021-09-24 | Chalcanthitum grinding device |
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CN202111118486.5A CN113941420B (en) | 2021-09-24 | 2021-09-24 | Chalcanthitum grinding device |
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CN113941420A CN113941420A (en) | 2022-01-18 |
CN113941420B true CN113941420B (en) | 2023-05-23 |
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CN212167660U (en) * | 2020-03-12 | 2020-12-18 | 初茂忠 | Medicine mill in pharmacy |
CN212549705U (en) * | 2020-05-17 | 2021-02-19 | 海南科技职业大学 | High chemical industry of security grinds machine with industrial chemicals |
CN212586094U (en) * | 2020-08-07 | 2021-02-23 | 山东省食品药品检验研究院 | Food dilution layering inspection device |
CN214159949U (en) * | 2020-12-04 | 2021-09-10 | 中科和素(天津)医用食品有限公司 | High-efficient powder shifter with shredding function |
CN214132944U (en) * | 2020-12-08 | 2021-09-07 | 恩平市卡博音响科技有限公司 | High-efficient dust collector in sound console button position |
CN112657583B (en) * | 2020-12-27 | 2022-02-18 | 党广旺 | Pharmacy department tablet milling equipment |
CN113171853A (en) * | 2021-05-27 | 2021-07-27 | 叶海德 | Lotus seed grinding device |
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