Blocky raw material grinding device for triacetyl ganciclovir production

Abstract

The invention relates to the technical field of medicine production, discloses a blocky raw material grinding device for triacetyl ganciclovir production, and solves the problems that an existing blocky raw material grinding device for triacetyl ganciclovir production is low in efficiency and high in energy consumption. Directional feeding is achieved through a special structure of a rotating pipe, the feeding accuracy is improved, low efficiency caused by uneven feeding is reduced, the pressure intensity is increased through eccentric rotation of a coarse grinding table and a convex ring, the crushing efficiency is improved, the coarse grinding time is shortened, and the energy consumption is reduced. According to linkage driving of a servo motor, the number of power sources is reduced, the structure is simplified, cost and maintenance difficulty are reduced, powder blanking is promoted through arc-shaped design of a drum plate, smooth material circulation is guaranteed, staying and blocking are reduced, small blocky raw materials are extruded in a linkage mode through an extrusion net, the suitability of fine grinding materials is improved, and the material blocking problem is reduced. The fine grinding quality and efficiency are guaranteed, and the overall energy consumption is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of drug production, in particular to a block raw material grinding device for producing triacetyl ganciclovir. Background Art

[0002] Triacetyl ganciclovir, as a key intermediate in the synthesis of ganciclovir, is of great significance in the pharmaceutical field. The block raw materials starting from its production vary in size and hardness. When they directly participate in subsequent reactions, the limited contact area will lead to incomplete reactions, which will not only reduce the yield of the product, but also damage the product quality. From the macro perspective of industrial production, improving the production efficiency of grinding equipment and reducing energy consumption and costs are key issues that need to be solved urgently. Traditional grinding methods mainly rely on equipment such as ball mills and vibration mills. The ball mill drives the grinding balls to impact and rub the crude product through the rotation of the grinding jar. Although it can achieve a certain degree of grinding effect, it has problems of high energy consumption and long grinding time.

[0003] In view of the above problems, an innovative design was carried out based on the original block raw material grinding device for triacetyl ganciclovir production. Summary of the invention

[0004] The object of the present invention is to provide a block raw material grinding device for triacetyl ganciclovir production. The device is used to work, thereby solving the problems of low efficiency and high energy consumption of the existing block raw material grinding device for triacetyl ganciclovir production.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical scheme: a block raw material grinding device for triacetyl ganciclovir production, comprising a housing component and a grinding assembly rotatably connected inside the housing component, wherein the two sides of the housing component are respectively connected to a feed component and a discharge pipe, and the other side of the housing component is provided with a servo motor, and the grinding assembly comprises a coarse grinding assembly and a fine grinding assembly rotatably connected inside the housing component, wherein the output end of the servo motor is connected to the coarse grinding assembly, and a rotating structure is provided outside the output end of the servo motor, and a linkage structure is provided on one side of the rotating structure, and the linkage structure is used to synchronously drive the fine grinding assembly, and a crushing structure is also provided inside the housing component, and the crushing structure is driven by the rotating structure;

[0006] The outer shell component includes an upper shell, a ring shell, a lower shell and a support ring. The upper shell is in the shape of a truncated cone with a small upper part and a large lower part, and the lower shell is in the shape of a truncated cone with a large upper part and a small lower part. The ring shell is connected between the upper shell and the lower shell, and the support ring is arranged on the outside of the ring shell.

[0007] The rough grinding assembly includes a rough grinding table rotatably connected to the output end of the servo motor, and the rough grinding table has an eccentric motion;

[0008] The rotating structure includes a bevel gear set arranged outside the output end of the servo motor, and the rotating structure also includes a rectangular shell rotating and connected to the outside of the output end of the servo motor;

[0009] The linkage structure includes a driven rod synchronously connected to one side of the output end of the servo motor;

[0010] The fine grinding assembly includes a fine grinding table rotatably connected to the outside of the driven rod, one side of the fine grinding table is rotatably connected to a roller, a column block is arranged on the outside of the roller, and a plurality of column blocks are arranged at equal intervals, one end of the column block is rotatably connected to a ceramic bead, and the ceramic bead is used to grind the raw materials falling into the lower shell into a relatively uniform powder;

[0011] The feeding component includes a collar arranged at the top end of the driven rod, a rotating tube is connected through the collar, one end of the rotating tube is inclined, and one end of the rotating tube is rotatably connected to the feeding tube, and the feeding tube extends to the outside of the upper shell;

[0012] The crushing structure includes a push plate that reciprocates on one side of the rectangular shell. An extrusion net is arranged on one side of the push plate. The extrusion net is used for extruding and crushing small pieces of raw materials that fall into the ring shell body after preliminary grinding on the rough grinding table.

[0013] Furthermore, a convex ring is provided on the surface of the rough grinding table, which is used to generate concentrated pressure on the block raw materials, so that the raw materials are subjected to large pressure and are easily broken. A drum plate is provided on the top of the rough grinding table, and the top of the drum plate is arc-shaped to facilitate the falling of powder.

[0014] Furthermore, the bevel gear set includes a bevel gear 1 arranged on the outside of the output end of the servo motor, a rotating column is rotatably connected to one side of the rectangular shell, the rotating column extends to the rectangular shell, the rotating column is rotatably connected to the rectangular shell, and a bevel gear 2 is arranged at one end of the rotating column, and the bevel gear 2 is meshedly connected to the bevel gear 1.

[0015] Furthermore, a rotating rod is rotatably connected to the other side of the rectangular shell, and a scraper is provided at the end of the rotating rod away from the rectangular shell. The scraper is used to scrape off the powder squeezed and attached to the surface of the ring shell body, and a bevel gear three is provided at the end of the rotating rod close to the rectangular shell, and the bevel gear three is meshingly connected with the bevel gear one.

[0016] Furthermore, one side of the bevel gear 1, the bevel gear 2 and the bevel gear 3 is provided with a same set of fixed sleeves, and the fixed sleeves are all rotatably connected to the servo motor driving end, the driven rod and the rotating column.

[0017] Furthermore, a transmission belt is sleeved on the outer side of the driven rod and the servo motor driving end, and a connecting plate is rotatably connected to the surface of the driven rod. A connecting ring is provided at one end of the connecting plate away from the driven rod, and the connecting ring is rotatably connected to the servo motor driving end. A support rod is also provided on one side of the connecting ring, and three groups of support rods are arranged at equal intervals. An annular groove is opened on the inner surface of the upper shell, and the support rod is slidably connected to the annular groove.

[0018] Furthermore, a raised plate is provided on the top of the fine grinding table, and the raised plate is in an arc shape.

[0019] Furthermore, a fixing plate is arranged on the outer side of the fine grinding table, and one side of the fixing plate is rotatably connected to the roller via a shaft.

[0020] Furthermore, an extension plate is provided on one side of the rectangular shell, a slide groove is provided on the surface of the extension plate, a slider is slidably connected inside the slide groove, a rack ring is provided on one side of the slider, a half gear is provided on the end of the rotating column away from the rectangular shell, the half gear is meshed with the rack ring, the rack ring is connected to one end of the push plate, an arc plate is provided on the other end of the push plate, a connecting block is provided on one side of the arc plate, the connecting block is connected to the extrusion net, there is a spacing between the extrusion net and the arc plate, and the extrusion net is arc-shaped.

[0021] Furthermore, a short plate is provided on one side of the extension plate, a frame block is provided on one side of the short plate, and the frame block is slidably connected to the push plate.

[0022] Compared with the prior art, the present invention has the following beneficial effects:

[0023] The present invention provides a block raw material grinding device for triacetyl ganciclovir production. The existing block raw material grinding device for triacetyl ganciclovir production has low efficiency and high energy consumption. The present invention realizes directional feeding of block raw materials to the coarse grinding table and the extrusion side of the upper shell body through the special inclined structure of the rotating tube and the connection with the driven rod, thereby improving the accuracy and stability of feeding, reducing the problem of low grinding efficiency caused by uneven feeding, and using the eccentric rotation of the coarse grinding table and the surface convex ring to achieve concentrated pressure on the block raw materials, realizing the arc design of the top of the drum plate, achieving the effect of promoting powder falling, realizing the smooth flow of materials between coarse grinding and subsequent links, improving the continuity of the grinding process, and reducing There is less material retention and blockage in the device. By setting the extrusion net in the material path after coarse grinding and linking it with related components, small pieces of raw materials can be extruded and crushed, which improves the uniformity and suitability of materials entering the fine grinding stage, reduces the problem of ineffective fine grinding caused by small pieces of raw materials stuck in the gap of the fine grinding table, and ensures the quality and efficiency of fine grinding. The scraper action on the inner wall of the ring shell prevents the accumulation of raw materials, realizes effective maintenance of the internal environment of the device, improves the continuous operation capacity of the grinding device, reduces the adverse effects of raw material accumulation on the grinding effect and normal operation of the equipment, and further improves the stability and reliability of the entire grinding process. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention;

[0025] Figure 2 It is a schematic diagram of the overall three-dimensional cross-sectional structure of the present invention;

[0026] Figure 3 It is a schematic diagram of the overall three-dimensional unfolded structure of the present invention;

[0027] Figure 4 It is a schematic diagram of the three-dimensional structure of the housing component, the rough grinding component and the feed component of the present invention;

[0028] Figure 5 It is a three-dimensional structural schematic diagram of the fine grinding assembly and the servo motor of the present invention;

[0029] Figure 6 It is a schematic diagram of the three-dimensional structure of the fine grinding roller and the fixed plate of the present invention;

[0030] Figure 7 It is a three-dimensional structural schematic diagram of the rotating structure, linkage structure, scraper and crushing structure of the present invention;

[0031] Figure 8 It is a schematic diagram of the three-dimensional unfolding structure of the rotating structure, linkage structure and scraper of the present invention;

[0032] Fig. 9 It is a schematic diagram of the three-dimensional unfolded structure of the crushed structure of the present invention.

[0033] In the figure: 1. Shell component; 11. Upper shell; 12. Ring shell; 13. Lower shell; 14. Support ring; 2. Feed component; 21. Feed pipe; 22. Rotating pipe; 23. Ring; 3. Discharge pipe; 4. Servo motor; 5. Rough grinding assembly; 51. Rough grinding table; 52. Protruding ring; 53. Drum plate; 6. Fine grinding assembly; 61. Fine grinding table; 62. Protruding plate; 63. Fixed plate; 64. Roller; 65. Column block; 66. Ceramic beads; 7. Crushing structure; 71. Extension plate; 72. Rack ring; 73. Half gear; 74. Push plate; 75. Frame block; 76. Short plate; 77. Arc plate; 78. Connecting block; 79. Extrusion net; 710. Slide groove; 711. Sliding block; 8. Linkage structure; 81. Transmission belt; 82. Follower rod; 83. Connecting plate; 84. Connecting ring; 85. Support rod; 86. Ring groove; 9. Rotating structure; 91. Bevel gear one; 92. Fixed sleeve; 93. Bevel gear two; 94. Rotating column; 95. Rectangular shell; 96. Rotating rod; 97. Bevel gear three; 10. Scraper. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0035] In order to further understand the content of the present invention, the present invention is described in detail in conjunction with the accompanying drawings.

[0036] Combination Figure 1-Figure 9 A block raw material grinding device for the production of triacetyl ganciclovir comprises a shell component 1 and a grinding assembly rotatably connected to the inside of the shell component 1, a feed component 2 and a discharge pipe 3 are respectively connected to the two sides of the shell component 1, a servo motor 4 is arranged on the other side of the shell component 1, the grinding assembly comprises a coarse grinding assembly 5 and a fine grinding assembly 6 rotatably connected to the inside of the shell component 1, the output end of the servo motor 4 is connected to the coarse grinding assembly 5, a rotating structure 9 is arranged on the outside of the output end of the servo motor 4, a linkage structure 8 is arranged on one side of the rotating structure 9, the linkage structure 8 is used to synchronously drive the fine grinding assembly 6, a crushing structure 7 is also arranged inside the shell component 1, and the crushing structure 7 is driven by the rotating structure 9.

[0037] The present invention will be further described below in conjunction with the embodiments.

[0038] See also Figure 1-9 The outer shell component 1 includes an upper shell 11, a ring shell 12, a lower shell 13 and a support ring 14. The upper shell 11 is in the shape of a truncated cone with a small upper part and a large lower part, and the lower shell 13 is in the shape of a truncated cone with a large upper part and a small lower part. The ring shell 12 is connected between the upper shell 11 and the lower shell 13. The support ring 14 is arranged on the outside of the ring shell 12. The support ring 14 is used for overall fixed support, which is conducive to maintaining a stable grinding environment and ensuring the relative position accuracy of each component, thereby improving the reliability and consistency of grinding.

[0039] The rough grinding assembly 5 includes a rough grinding table 51 which is rotatably connected to the output end of the servo motor 4. The rough grinding table 51 has an eccentric motion. A convex ring 52 is provided on the surface of the rough grinding table 51. The convex ring 52 is used to generate concentrated pressure on the block raw materials, so that the raw materials are subjected to a large pressure and are easily broken. A drum plate 53 is provided on the top of the rough grinding table 51. The top of the drum plate 53 is arc-shaped, which is convenient for the powder to fall, ensuring that the material can enter the next grinding link or processing area in a timely and smooth manner, avoiding the accumulation of materials on the rough grinding table and affecting the grinding effect and equipment operation, thereby improving the production efficiency and continuity of the entire rough grinding process.

[0040] The rotating structure 9 includes a bevel gear set arranged on the outside of the output end of the servo motor 4, and the rotating structure 9 also includes a rectangular shell 95 that rotates and is connected to the outside of the output end of the servo motor 4. The bevel gear set includes a bevel gear 1 91 arranged on the outside of the output end of the servo motor 4. A rotating column 94 is rotatably connected to one side of the rectangular shell 95. The rotating column 94 extends to the rectangular shell 95. The rotating column 94 is rotatably connected to the rectangular shell 95. A bevel gear 2 93 is arranged at one end of the rotating column 94. The bevel gear 2 93 is meshed and connected with the bevel gear 1 91. A rotating rod 96 is also rotatably connected to the other side of the rectangular shell 95. A scraper 10 is arranged at one end of the rotating rod 96 away from the rectangular shell 95. The scraper 10 scrapes The plate 10 is used to scrape off the powder extruded and attached to the surface of the ring shell 12. A bevel gear three 97 is provided at one end of the rotating rod 96 close to the rectangular shell 95. The bevel gear three 97 is meshed and connected with the bevel gear one 91. The same set of fixed sleeves 92 are provided on one side of the bevel gear one 91, the bevel gear two 93 and the bevel gear three 97. The fixed sleeves 92 are rotatably connected to the driving end of the servo motor 4, the driven rod 82 and the rotating column 94. The scraper can clean up the powder extruded and attached to the surface of the ring shell in time to prevent the accumulation of powder from affecting the grinding effect, increasing equipment wear and hindering the flow of materials, thereby ensuring the cleanliness of the inside of the grinding device and the normal operation of each component, and maintaining stable grinding performance.

[0041] The linkage structure 8 includes a driven rod 82 which is synchronously connected to one side of the output end of the servo motor 4. A transmission belt 81 is sleeved on the outer side of the driven rod 82 and the driving end of the servo motor 4. A connecting plate 83 is rotatably connected to the surface of the driven rod 82. A connecting ring 84 is provided at one end of the connecting plate 83 away from the driven rod 82. The connecting ring 84 is rotatably connected to the driving end of the servo motor 4. A support rod 85 is also provided on one side of the connecting ring 84. Three groups of support rods 85 are arranged at equal intervals. An annular groove 86 is provided on the inner surface of the upper shell 11. The support rod 85 is slidably connected to the annular groove 86, which reduces the wear of components and unstable power transmission caused by uneven force or shaking, ensures the reliability and durability of the entire linkage drive system, and is conducive to achieving efficient and precise grinding action control.

[0042] The fine grinding assembly 6 includes a fine grinding table 61 rotatably connected to the outside of the driven rod 82, one side of the fine grinding table 61 is rotatably connected to a roller 64, a column block 65 is arranged on the outside of the roller 64, and a number of column blocks 65 are arranged at equal intervals, one end of the column block 65 is rotatably connected to a ceramic bead 66, the ceramic bead 66 is used to grind the raw materials falling into the lower shell 13 into a relatively uniform powder, a raised plate 62 is arranged on the top of the fine grinding table 61, the raised plate 62 is arc-shaped, the raised plate 62 is used for the raw materials falling from the ring shell 12 to slide through the arc surface to between the fine grinding table 61 and the lower shell 13 for grinding, a fixed plate 63 is arranged on the outside of the fine grinding table 61, one side of the fixed plate 63 is rotatably connected to the roller 64 through an axis, to ensure that the material enters the grinding position accurately, improve the efficiency and stability of fine grinding, and avoid scattering or accumulation of raw materials in non-grinding areas to cause waste or affect the normal operation of the equipment.

[0043] The feeding component 2 includes a ring 23 arranged at the top of the driven rod 82, and a rotating tube 22 is connected to the inside of the ring 23. One end of the rotating tube 22 is inclined, and one end of the rotating tube 22 is rotatably connected to a feeding tube 21. The feeding tube 21 extends to the outside of the upper shell 11, thereby improving the accuracy and stability of feeding.

[0044] The crushing structure 7 includes a push plate 74 that reciprocates on one side of the rectangular shell 95. A squeezing net 79 is provided on one side of the push plate 74. The squeezing net 79 is used to squeeze and crush small pieces of raw materials that fall into the ring shell 12 after preliminary grinding on the rough grinding table 51. An extension plate 71 is provided on one side of the rectangular shell 95. A slide groove 710 is provided on the surface of the extension plate 71. A slider 711 is slidably connected inside the slide groove 710. A rack ring 72 is provided on one side of the slider 711. A half gear 73 is provided on the end of the rotating column 94 away from the rectangular shell 95. The half gear 73 is meshed and connected with the rack ring 72. The rack ring 72 is connected to one end of the push plate 74. The other end of the push plate 74 is provided with an arc shaped plate 77, a connecting block 78 is provided on one side of the arc plate 77, the connecting block 78 is connected to the extrusion net 79, there is a gap between the extrusion net 79 and the arc plate 77, the extrusion net 79 is arc-shaped, a short plate 76 is provided on one side of the extension plate 71, a frame block 75 is provided on one side of the short plate 76, the frame block 75 is slidably connected with the push plate 74, which can better adapt to the shape of the ring shell and the material flow path, fully extrude and crush small pieces of raw materials, avoid them from being stuck outside the gap between the fine grinding table and the lower shell and affecting the fine grinding, ensure the smooth progress of the fine grinding process, and improve the processing capacity of the entire grinding device for raw materials of different particle sizes and the stability of the grinding quality.

[0045] Specifically, when in use, the block raw material is conveyed to the inside of the rotating tube 22 connected in rotation through the feed pipe 21. Since one side of the rotating tube 22 is inclined, and one end of the inclined surface of the rotating tube 22 is located between the coarse grinding table 51 and the upper shell 11, the coarse grinding table 51 is the movement track of the eccentric wheel, so the rotating tube 22 is connected to the driven rod 82 through the outer fixedly connected collar 23, so that the rotating tube 22 is always fed with the side squeezed by the coarse grinding table 51 and the upper shell 11, so as to realize directional feeding, and then the servo motor 4 is driven to start, and the output end of the servo motor 4 extends to the inside of the lower shell 13, so that the servo motor 4 drives the fine grinding table 61 at the output end to rotate, and the servo motor 4 drives the driven rod 82 to rotate synchronously through the transmission belt 81, and the surface of the driven rod 82 A connecting plate 83 is rotatably connected, and a connecting ring 84 is provided at one end of the connecting plate 83 away from the driven rod 82. The connecting ring 84 is rotatably connected to the driving end of the servo motor 4. A support rod 85 is also provided on one side of the connecting ring 84. Three groups of support rods 85 are arranged at equal intervals. An annular groove 86 is provided on the inner surface of the upper shell 11. The support rod 85 is slidably connected to the annular groove 86 to facilitate the support of the driven rod 82, so that the rough grinding table 51 rotates eccentrically around the eccentric driven rod 82. Since the surface of the rough grinding table 51 is provided with a convex ring 52, the convex ring 52 generates concentrated pressure on the block raw material, increases the pressure on the raw material, greatly improves the crushing efficiency of the raw material, can quickly crush larger block raw materials into smaller particles, and lays a good foundation for subsequent fine grinding. 1 is provided with a drum plate 53 at the top, and the drum plate 53 is arc-shaped at the top to facilitate the powder falling, so that the block raw material ground by the rough grinding table 51 falls into the ring shell 12, and as the output end of the servo motor 4 drives the bevel gear 1 91 and the bevel gear 2 93 to mesh and connect, the bevel gear 2 93 drives the rotating column 94 on one side to rotate, and the rotating column 94 extends to the outside of the rectangular shell 95, and the rotating column 94 is rotatably connected with the rectangular shell 95, and the rotating column 94 drives the half gear 73 at one end to mesh and connect with the rack ring 72, and the half gear 73 rotates one circle to drive the rack ring 72 to reciprocate, and the rack ring 72 reciprocates in the slide groove 710 provided on the surface of the extension plate 71 through the slider 711 on one side, and the extension plate 71 is connected with the rectangular shell 95, and the rack ring 72 drives the push plate on one side. The push plate 74 slides in the frame block 75, and the frame block 75 is connected and fixed to the extension plate 71 through a short plate 76 fixed on one side. The push plate 74 drives the arc plate 77 at one end to reciprocate. The arc plate 77 is connected to the extrusion net 79 through a connecting block 78. The extrusion net 79 is set in the path of the raw material falling into the ring shell 12 after the rough grinding table 51 is initially ground. Its main function is to implement an extrusion and crushing operation on small pieces of raw materials, so that the small pieces of raw materials are squeezed and crushed to avoid being stuck outside the gap between the fine grinding table 61 and the lower shell 13, and it is impossible to perform finer grinding. The linkage drive method reduces the number of power sources and simplifies the structural complexity of the device. The bevel gear 1 91 is meshed and connected with the bevel gear 3 97 on one side, and the bevel gear 3 97 drives the rotating rod 96 on one side to rotate.The same set of fixed sleeves 92 are arranged on one side of bevel gear 1 91, bevel gear 2 93 and bevel gear 3 97. The fixed sleeves 92 are all rotatably connected with the driving end of the servo motor 4, the driven rod 82 and the rotating column 94. The rotating rod 96 drives the scraper 10 away from one end of the rectangular shell 95 to scrape off the raw materials squeezed and attached to the inner wall of the ring shell 12, so that the raw materials fall between the fine grinding table 61 and the lower shell 13. The top of the fine grinding table 61 is provided with a raised plate 62. The raised plate 62 is in an arc shape. The raised plate 62 is used for the raw materials falling from the ring shell 12 to slide through the arc surface to the fine grinding table 61 and the lower shell 13 for grinding, so that the servo motor 4 drives The fine grinding table 61 rotates, and the fine grinding table 61 drives the fixed plate 63 to contact and fix the inner wall of the lower shell 13 through the rotating roller 64 connected to the shaft, so that the rotating roller 64 drives a number of column blocks 65 arranged at equal intervals on the surface to roll. Since one side of the column block 65 is rotatably connected with a ceramic bead 66, the ceramic bead 66 is used to grind the raw materials falling into the lower shell 13 into a relatively uniform powder, preventing the accumulation of raw materials from affecting the grinding effect and the normal operation of the equipment, improving the reliability of the entire grinding device and the stability of the grinding quality, and can grind the raw materials into a relatively uniform powder, greatly improving the fineness of grinding, which helps to improve the quality of the final product.

[0046] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0047] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A block raw material grinding device for the production of triacetyl ganciclovir, comprising a housing component (1) and a grinding assembly rotatably connected to the inside of the housing component (1), characterized in that: The two sides of the shell component (1) are respectively connected to a feeding component (2) and a discharging pipe (3); the other side of the shell component (1) is provided with a servo motor (4); the grinding assembly comprises a coarse grinding assembly (5) and a fine grinding assembly (6) which are rotatably connected inside the shell component (1); the output end of the servo motor (4) is connected to the coarse grinding assembly (5); a rotating structure (9) is provided outside the output end of the servo motor (4); a linkage structure (8) is provided on one side of the rotating structure (9); the linkage structure (8) is used to synchronously drive the fine grinding assembly (6); a crushing structure (7) is also provided inside the shell component (1); the crushing structure (7) is driven by the rotating structure (9); The housing component (1) comprises an upper housing (11), an annular housing (12), a lower housing (13) and a support ring (14); the upper housing (11) is in the shape of a truncated cone with a small upper portion and a large lower portion; the lower housing (13) is in the shape of a truncated cone with a large upper portion and a small lower portion; the annular housing (12) is connected between the upper housing (11) and the lower housing (13); the support ring (14) is arranged outside the annular housing (12); and the support ring (14) is used for fixing and supporting the whole; The rough grinding assembly (5) comprises a rough grinding table (51) rotatably connected to the output end of the servo motor (4), and the rough grinding table (51) moves eccentrically; The rotating structure (9) includes a bevel gear set arranged outside the output end of the servo motor (4), and the rotating structure (9) also includes a rectangular shell (95) that rotates and is connected to the outside of the output end of the servo motor (4); The linkage structure (8) comprises a driven rod (82) synchronously connected to one side of the output end of the servo motor (4); The fine grinding assembly (6) comprises a fine grinding table (61) rotatably connected to the outside of the driven rod (82); a roller (64) is rotatably connected to one side of the fine grinding table (61); a column block (65) is arranged on the outside of the roller (64); a plurality of column blocks (65) are arranged at equal intervals; one end of the column block (65) is rotatably connected to a ceramic bead (66); the ceramic bead (66) is used to grind the raw material falling into the lower shell (13) into a relatively uniform powder; The feeding component (2) comprises a collar (23) arranged at the top end of the driven rod (82), a rotating tube (22) is connected to the inside of the collar (23), one end of the rotating tube (22) is inclined, and one end of the rotating tube (22) is rotatably connected to a feeding tube (21), and the feeding tube (21) extends to the outside of the upper shell (11); The crushing structure (7) comprises a push plate (74) which reciprocates on one side of the rectangular shell (95), and a squeezing net (79) is arranged on one side of the push plate (74). The squeezing net (79) is used to squeeze and crush small pieces of raw materials which fall into the annular shell body (12) after preliminary grinding on the rough grinding table (51).

2. A block raw material grinding device for triacetyl ganciclovir production according to claim 1, characterized in that: The surface of the rough grinding table (51) is provided with a convex ring (52), which is used to generate concentrated pressure on the block raw materials, so that the raw materials are subjected to a large pressure and are easily crushed. The top of the rough grinding table (51) is provided with a drum plate (53), and the top of the drum plate (53) is arc-shaped to facilitate the falling of powdered materials.

3. A block raw material grinding device for triacetyl ganciclovir production according to claim 1, characterized in that: The bevel gear set comprises a bevel gear 1 (91) arranged outside the output end of the servo motor (4); a rotating column (94) is rotatably connected to one side of a rectangular shell (95); the rotating column (94) extends to the rectangular shell (95); the rotating column (94) is rotatably connected to the rectangular shell (95); a bevel gear 2 (93) is arranged at one end of the rotating column (94); and the bevel gear 2 (93) is meshedly connected to the bevel gear 1 (91).

4. A block raw material grinding device for triacetyl ganciclovir production according to claim 3, characterized in that: The other side of the rectangular shell (95) is also rotatably connected to a rotating rod (96), and a scraper (10) is provided at one end of the rotating rod (96) away from the rectangular shell (95). The scraper (10) is used to scrape off the powder material squeezed and attached to the surface of the ring shell (12). The end of the rotating rod (96) close to the rectangular shell (95) is provided with a bevel gear three (97), and the bevel gear three (97) is meshedly connected with the bevel gear one (91).

5. A block raw material grinding device for triacetyl ganciclovir production according to claim 4, characterized in that: The same set of fixed sleeves (92) are arranged on one side of the bevel gear 1 (91), the bevel gear 2 (93) and the bevel gear 3 (97), and the fixed sleeves (92) are all rotatably connected to the driving end of the servo motor (4), the driven rod (82) and the rotating column (94).

6. The block raw material grinding device for triacetyl ganciclovir production according to claim 1, characterized in that: The driven rod (82) and the servo motor (4) drive end are sleeved with a transmission belt (81), the surface of the driven rod (82) is rotatably connected with a connecting plate (83), one end of the connecting plate (83) away from the driven rod (82) is provided with a connecting ring (84), the connecting ring (84) is rotatably connected to the servo motor (4) drive end, one side of the connecting ring (84) is also provided with a support rod (85), and three groups of support rods (85) are arranged at equal intervals, and the inner surface of the upper shell (11) is provided with an annular groove (86), and the support rod (85) is slidably connected to the annular groove (86).

7. The block raw material grinding device for triacetyl ganciclovir production according to claim 1, characterized in that: The top of the fine grinding table (61) is provided with a raised plate (62), and the raised plate (62) is in an arc shape.

8. The block raw material grinding device for triacetyl ganciclovir production according to claim 7, characterized in that: A fixing plate (63) is arranged on the outer side of the fine grinding table (61), and one side of the fixing plate (63) is rotatably connected to a rotating roller (64) via a shaft.

9. A block raw material grinding device for triacetyl ganciclovir production according to claim 8, characterized in that: An extension plate (71) is provided on one side of the rectangular shell (95), a slide groove (710) is provided on the surface of the extension plate (71), a slider (711) is slidably connected inside the slide groove (710), a rack ring (72) is provided on one side of the slider (711), a half gear (73) is provided on the end of the rotating column (94) away from the rectangular shell (95), the half gear (73) is meshedly connected with the rack ring (72), the rack ring (72) is connected with one end of the push plate (74), the other end of the push plate (74) is provided with an arc plate (77), a connecting block (78) is provided on one side of the arc plate (77), the connecting block (78) is connected with the extrusion net (79), there is a distance between the extrusion net (79) and the arc plate (77), and the extrusion net (79) is arc-shaped.

10. The block raw material grinding device for triacetyl ganciclovir production according to claim 7, characterized in that: A short plate (76) is provided on one side of the extension plate (71), a frame block (75) is provided on one side of the short plate (76), and the frame block (75) is slidably connected to the push plate (74).

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