阅读说明：本技术 一种避免裂片的片剂制备装置 (Tablet preparation device capable of avoiding tablet cracking ) 是由 王友如 于 2019-09-25 设计创作，主要内容包括：本发明涉及片剂制备技术领域,且公开了一种避免裂片的片剂制备装置,包括物料盒,其特征在于：所述物料盒的内部固定套接有转动轴,物料盒的底端固定连接有输料管,输料管的底部固定连接有送料口,转动轴的外部固定插接有连接盘,连接盘的内部固定连接有电磁铁,连接盘的底端且位于电磁铁的外侧活动连接有弹簧,导轨的内部活动套接有滚珠丝杆,滚珠丝杆的底端固定连接有凸模,转动轴的底端转动连接有凹模座。该避免裂片的片剂制备装置通过电磁铁产生磁性并吸附导轨,通过转动轴带动连接盘和固定块转动,从而将凸模运送至凹模上方,通过滚珠丝杠与导轨和电磁铁的配合使用,从而达到了预压力足够,挤压时间长的效果。(The invention relates to the technical field of tablet preparation, and discloses a tablet preparation device capable of avoiding tablet cracking, which comprises a material box and is characterized in that: the fixed cover in inside of material box has connect the axis of rotation, and the bottom fixedly connected with conveying pipeline of material box, the bottom fixedly connected with pay-off mouth of conveying pipeline, the external fixation of axis of rotation are pegged graft and are had the connection pad, and the inside fixedly connected with electro-magnet of connection pad, the bottom of connection pad and the outside swing joint that is located the electro-magnet have a spring, and ball screw has been cup jointed in the inside activity of guide rail, ball screw's bottom fixedly connected with terrace die, and the bottom of axis of rotation is rotated and is connected. According to the tablet preparation device capable of avoiding the splintering, the electromagnet generates magnetism and adsorbs the guide rail, the connecting disc and the fixing block are driven to rotate through the rotating shaft, so that the male die is conveyed to the upper part of the female die, and the ball screw is matched with the guide rail and the electromagnet for use, so that the effects of enough pre-pressure and long extrusion time are achieved.)

1. The utility model provides a tablet preparation facilities of avoiding lobe of a leaf, includes material box (1), its characterized in that: the bottom of the material box (1) is fixedly connected with a rotating shaft (14), the bottom end of the material box (1) is fixedly connected with a material conveying pipe (2), the bottom of the material conveying pipe (2) is fixedly connected with a material feeding port (9), the outer part of the rotating shaft (14) is fixedly sleeved with a connecting disc (3), the inner part of the connecting disc (3) is fixedly connected with an electromagnet (5), the bottom end of the connecting disc (3) is positioned at the outer side of the electromagnet (5) and is movably connected with a spring (4), the outer side of the rotating shaft (14) is fixedly sleeved with a fixing block (6) positioned below the connecting disc (3), the lower part of the fixing block (6) is slidably connected with a guide rail (7), the inner part of the guide rail (7) is movably inserted with a ball screw (8), the bottom end of the ball screw (8) is fixedly connected with a male die (10), the bottom end of the rotating shaft (14) is rotatably connected, the bottom end of the ball screw (8) is fixedly connected with a winding coil iron core (12) corresponding to the iron block (13), the surface of the die holder (11) is fixedly connected with a die (15), and the top of the die holder (11) is fixedly provided with an air bag (16) corresponding to the die (15).

2. The apparatus for preparing tablets for avoiding breaking apart as set forth in claim 1, wherein: the connecting disc (3) and the fixing block (6) are fixedly connected with the rotating shaft (14) through positioning keys.

3. The apparatus for preparing tablets for avoiding breaking apart as set forth in claim 1, wherein: and a self-locking device is arranged in the ball screw (8).

4. The apparatus for preparing tablets for avoiding breaking apart as set forth in claim 1, wherein: and an iron groove corresponding to the electromagnet (5) is arranged at the top of the guide rail (7).

5. The apparatus for preparing tablets for avoiding breaking apart as set forth in claim 1, wherein: the bottom end of the ball screw (8) is in threaded connection with the male die (10) through a bolt.

6. The apparatus for preparing tablets for avoiding breaking apart as set forth in claim 1, wherein: the concave die holder (11) is in threaded connection with the workbench through a bolt.

Technical Field

The invention relates to the technical field of tablet preparation, in particular to a tablet preparation device capable of avoiding tablet cracking.

Background

The largest dosage form in the current medical market is tablets, the stability of the tablets is good, the cost is low, the tablets are developed on the basis of pill use, the tablet originates from the 40 th century in the nineteenth century, and the tablet compressing machine appears at the end of the 19 th century, and the production and the application of the tablets are greatly developed along with the development and the progress of the tablet compressing machine technology.

The development of mechanical tabletting technology has led to the mass production of tablets, which may result in cracking of the tablets for mechanical reasons and economic losses. Most prepressures in the process of medicament production at present are too small, the extrusion time is too short, air in a male die and a female die cannot be discharged during extrusion, and the air blows away medicinal powder when being compressed, so that medicine fragments even cannot be formed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a tablet preparation device capable of avoiding cracking, which has the advantages of enough pre-pressure, long extrusion time, convenient replacement of a male die, air removal during extrusion and the like, and solves the problems of over-small pre-pressure, short extrusion time, inconvenient replacement of the male die and incapability of removing air during extrusion.

(II) technical scheme

In order to achieve the purposes of enough pre-pressure, long extrusion time, convenient replacement of a male die, air removal during extrusion and the like, the invention provides the following technical scheme: the utility model provides an avoid tablet preparation facilities of lobe of a leaf, includes material box, its characterized in that: the bottom fixedly connected with axis of rotation of material box, the bottom fixedly connected with conveying pipeline of material box, the bottom fixedly connected with pay-off mouth of conveying pipeline, the fixed connection pad that has cup jointed in the outside of axis of rotation, the inside fixedly connected with electro-magnet of connection pad, the bottom of connection pad just is located the outside swing joint of electro-magnet and has the spring, the fixed block has been cup jointed in the outside of axis of rotation and the below that is located the connection pad, the below sliding connection of fixed block has the guide rail, the inside activity of guide rail is pegged graft and is had ball screw, ball screw's bottom fixedly connected with terrace die, the bottom of axis of rotation is rotated and is connected with the die socket, fixedly connected with the iron plate that corresponds with the guide rail on the die socket, ball screw's bottom fixedly connected with and the corresponding coil iron core of iron.

Preferably, the rotating shaft is fixedly connected with the connecting disc and the fixing block through a positioning key, and the connecting disc and the fixing block are driven to move together when the rotating shaft rotates.

Preferably, the guide rail can adjust the distance between the male die and the female die through the extending length of the ball screw, and the ball screw is provided with a band-type brake device, so that the male die can be self-locked to maintain the position after moving to the designated position.

Preferably, the top of the guide rail is provided with an iron groove corresponding to the electromagnet, and the guide rail can be adsorbed when the electromagnet is electrified.

Preferably, the bottom end of the ball screw is fixedly connected with the male die through a bolt.

Preferably, the die holder is fixedly connected with the workbench through a bolt.

Preferably, the material of the core in the wound core is soft iron.

(III) advantageous effects

Compared with the prior art, the invention provides a tablet preparation device capable of avoiding cracking, which has the following beneficial effects:

1. according to the tablet preparation device capable of avoiding the splintering, the electromagnet is electrified to generate magnetism and adsorb the guide rail, at the moment, the conveying pipe puts raw materials into the female die through the feeding port, the connecting disc and the fixing block are driven to rotate through the rotating shaft, so that the male die is conveyed to the position above the female die, and the ball screw, the guide rail and the electromagnet are matched for use, so that the effects of enough pre-pressure and long extrusion time are achieved.

2. This avoid tablet preparation facilities of lobe of a leaf, when the terrace die assaults the die, through the operation of coil iron core drive iron plate, again through the cooperation of gasbag and terrace die and die use to the effect of row's of air when having reached the extrusion, through set up the screw thread on the terrace die, thereby reached the effect of being convenient for change the terrace die.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a cross-sectional view of the structure of the present invention;

fig. 3 is a perspective view of the structure of the present invention.

In the figure: 1-material box, 2-material conveying pipe, 3-connecting disc, 4-spring, 5-electromagnet, 6-fixing block, 7-guide rail, 8-ball screw, 9-feeding port, 10-male die, 11-female die holder, 12-winding coil iron core, 13-iron block, 14-rotating shaft, 15-female die and 16-air bag.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a tablet preparation device for preventing tablet cracking comprises a material box 1, a rotating shaft 14 is fixedly connected to the bottom of the material box 1, the rotating shaft 14 is fixedly connected to a connecting disc 3 and a fixing block 6 through a positioning key, the connecting disc 3 and the fixing block 6 are driven to move together when the rotating shaft 14 rotates, a material conveying pipe 2 is fixedly connected to the bottom of the material box 1, a material feeding port 9 is fixedly connected to the bottom of the material conveying pipe 2, the connecting disc 3 is fixedly sleeved outside the rotating shaft 14, an electromagnet 5 is fixedly connected to the inside of the connecting disc 3, a spring 4 is movably connected to the bottom of the connecting disc 3 and located outside the electromagnet 5, the fixing block 6 is fixedly sleeved outside the rotating shaft 14 and located below the connecting disc 3, a guide rail 7 is slidably connected to the lower portion of the fixing block 6, and the guide rail 7 can adjust the distance between a male die 10, and the ball screw 8 is provided with a band-type brake device, when the male die 10 moves to a designated position, the ball screw can be self-locked to maintain the position, the top of the guide rail 7 is provided with an iron groove corresponding to the electromagnet 5, when the electromagnet 5 is powered on, the guide rail 7 can be adsorbed, the ball screw 8 is movably sleeved inside the guide rail 7, the male die 10 is fixedly connected to the bottom end of the ball screw 8, the bottom end of the ball screw 8 is fixedly connected with the male die 10 through a bolt, the bottom end of the rotating shaft 14 is rotatably connected with the female die holder 11, the female die holder 15 is fixedly connected with the workbench through a bolt, the iron block 13 is fixedly connected to the female die holder 11, the bottom end of the ball screw 8 is fixedly connected with the winding coil iron core 12 corresponding to the iron block 13, the iron core in the winding coil iron core 12 is made of soft iron, the female die holder 11 is fixedly connected with the female die 15, and the air bag 16 corresponding to the female die 15 is fixedly installed at the.

The working principle is as follows: when the equipment starts to operate, the electromagnet 5 is in an electrified state, the spring 4 is in a compressed state, raw materials are conveyed into the material conveying pipe 2 in a sliding mode through the material basin 1, the raw materials are conveyed into the female die 15 through the material conveying port 9, at the moment, the rotating shaft 14 rotates for a fixed angle, the material conveying port 9 is transferred to the next adjacent female die 15, at the moment, the male die 10 enters the female die 15 for prepressing through the movement of the ball screw 8 in the guide rail 7, at the moment, the wound coil iron core 12 on the ball screw 8 is electrified and generates magnetism, the iron block 13 is sucked up, air in the female die 15 is extruded to enter the air bag 16, after the prepressing of the male die 10 is finished, the electromagnet 5 is powered off, the spring 4 returns to a normal state and applies a strong acting force to the male die 10 for tabletting, after the spring 4 is stabilized, the electromagnet 5 is electrified and adsorbs the guide rail 7, and the winding iron core 12 is powered off, the iron block 13 falls down to extrude the air in the air bag 16, and when the electromagnet 5 is adsorbed to the guide rail 7, the rotating shaft 14 continues to rotate for a fixed angle to press the loaded female die 15.

In summary, according to the tablet preparation device for avoiding the cracking, the electromagnet 5 is electrified to generate magnetism and adsorb the guide rail 7, at the moment, the material conveying pipe 2 puts the raw material into the female die 15 through the material feeding port, the connecting disc 3 and the fixing block 6 are driven to rotate through the rotating shaft 14, the male die 10 is conveyed to the upper part of the female die 15, the raw material is pre-pressed through the ball screw 8, and then the raw material is matched with the spring 4, the electromagnet 5 and the air bag 16 for use, so that the tablet preparation device has the advantages of enough pre-pressure, long extrusion time and air exhaust during extrusion.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.