CN219256565U

CN219256565U - Tablet re-metering adjusting device of tablet press

Info

Publication number: CN219256565U
Application number: CN202320371162.0U
Authority: CN
Inventors: 刘德然; 马飞
Original assignee: Keante Shandong Intelligent Equipment Co ltd
Current assignee: Keante Shandong Intelligent Equipment Co ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-06-27
Anticipated expiration: 2033-02-27

Abstract

The utility model relates to a tablet re-metering adjusting device of a tablet press, which comprises an adjusting base, wherein a worm and a worm wheel are rotationally arranged on the adjusting base, the worm is meshed with the worm wheel, a threaded hole is formed in the center of the worm wheel, a lifting screw is arranged on the threaded hole, a filling rail is arranged at the upper end of the lifting screw, a speed reducer is arranged on the adjusting base, the worm is connected with the speed reducer, the speed reducer is connected with a motor, a limiting rod is arranged at the lower end of the lifting screw, an avoidance opening for lifting the limiting rod is arranged on the adjusting base, limiting plates are respectively arranged at two sides of the end part of the limiting rod, a limiting switch is correspondingly arranged on each limiting plate, one limiting switch limits the upward movement of the limiting rod, and the other limiting switch limits the downward movement of the limiting rod. Has the advantages of reasonable structural design, high adjusting precision, safe and reliable adjustment, etc.

Description

Tablet re-metering adjusting device of tablet press

Technical field:

the utility model relates to the technical field of tablet presses, in particular to a tablet re-metering adjusting device of a tablet press.

The background technology is as follows:

the tablet weight adjustment is an indispensable function of the tablet press, and the working principle is that the filling volume in the middle die hole is changed by changing the position of the lower punch rod in the middle die hole, so that the aim of adjusting the filling quantity of the middle die hole, namely the tablet weight, is fulfilled. The existing filling adjusting device (namely the sheet weight adjusting device) mainly comprises a rotary hand wheel, a worm, a turbine, a screw rod, a filling rail and the like, and the design principle of the filling adjusting device is derived from a spiral lifter, and the height of a lower punch rod is adjusted by lifting the screw rod, so that sheet weight adjustment is completed.

Although the existing filling adjusting device can also realize the adjustment of the tablet weight, the actual application finds that the device has some defects, firstly, the adjusting precision is low, the actual adjustment mainly depends on manual rotation adjustment, the manual operation mainly has larger error, and the accurate requirement of the pharmaceutical industry on the tablet weight is very high; secondly, no safety warning is provided for the adjusting stroke, and once the adjusting stroke exceeds the safety stroke, production safety accidents can be caused. Therefore, it is necessary to optimally upgrade the existing filling adjustment device in order to improve the adjustment accuracy and safety.

The foregoing is not necessarily a prior art, and falls within the technical scope of the inventors.

The utility model comprises the following steps:

the utility model aims to solve the problems in the prior art and provides a tablet re-metering adjusting device of a tablet press, which has the advantages of reasonable structural design, high adjusting precision, safe and reliable adjustment and the like.

The utility model realizes the aim by adopting the following technical scheme:

the utility model provides a tablet press piece re-measuring adjusting device, includes adjusts the base, it is equipped with worm and worm wheel to adjust the rotation on the base, worm and worm wheel meshing, the worm wheel center is equipped with the screw hole, be equipped with lifting screw on the screw hole, lifting screw upper end is equipped with the filling rail, be equipped with the speed reducer on adjusting the base, the worm is connected with the speed reducer, the speed reducer is connected with the motor, lifting screw lower extreme is equipped with the gag lever post, be equipped with the dodging opening that supplies the gag lever post to go up and down on adjusting the base, the tip both sides of gag lever post are equipped with the limiting plate respectively, and every limiting plate corresponds and is equipped with a limit switch, and one of them limit switch carries out spacingly to the gag lever post upward movement, and another limit switch carries out spacingly to the gag lever post downward movement.

The horizontal worm installation hole that is equipped with on the regulation base, vertical worm wheel mounting hole that is equipped with, worm installation hole and worm wheel mounting hole intercommunication, worm installation hole both ends are equipped with bearing A respectively, the worm rotates and sets up on bearing A, vertical interval is equipped with two bearings B on the worm wheel mounting hole, the worm wheel is installed on bearing B, it is equipped with the bearing end cover to correspond worm installation hole department on the regulation base, it is equipped with the top cap to correspond worm wheel mounting hole department on the regulation base.

The lower end of the adjusting base is provided with a mounting plate, and a plurality of mounting holes are formed in the mounting plate along the circumferential direction at intervals.

The front of the adjusting base is designed into an arc surface, and the rear of the adjusting base is designed into a plane.

The limit switch is arranged on a limit bracket, and the limit bracket is arranged on the rear of the adjusting base through a screw.

One of the two limiting plates is arranged on the limiting rod through a screw, and the other limiting plate is arranged on the previous limiting plate through a screw.

And a motor shield for protecting the speed reducer and the motor is arranged on the adjusting base.

And a limit shield for protecting the limit switch is arranged behind the adjusting base.

The utility model adopts the structure, and has the following beneficial effects:

the structure of the adjusting base is designed, so that the whole structure is more compact and practical, and the electric control driving worm is rotated by designing the speed reducer and the motor on the adjusting base, so that the adjustment of the sheet weight is more accurate; through design gag lever post, limiting plate and limit switch, realize carrying out safe limit to adjusting the stroke, in case surpass the instantaneous warning of safe stroke, and then guarantee to adjust safe and reliable.

Description of the drawings:

FIG. 1 is a schematic view of the tablet re-metering device of the present utility model;

fig. 2 is a schematic structural view of the tablet re-metering adjustment device of the present utility model with the adjustment base omitted;

FIG. 3 is an exploded view of the tablet re-metering device of the present utility model;

FIG. 4 is a schematic view of the structure of the adjusting base of the present utility model;

FIG. 5 is a top view of the adjustment base of the present utility model;

FIG. 6 is a cross-sectional view taken along line A-A in FIG. 5;

FIG. 7 is a schematic view of the mounting shield of the tablet re-metering device of the present utility model;

in the figure, 1, an adjusting base, 2, a worm, 3, a worm wheel, 4, a threaded hole, 5, a lifting screw, 6, a filling rail, 7, a speed reducer, 8, a motor, 9, a limit rod, 10, an avoidance opening, 11, a limit plate, 12, a limit switch, 13, a worm mounting hole, 14, a worm wheel mounting hole, 15, a bearing A,16, a bearing B,17, a bearing end cover, 18, a top cover, 19, a mounting plate, 20, a mounting hole, 21, a front surface, 22, a rear surface, 23, a limit bracket, 24, a screw, 25, a motor shield, 26 and a limit shield.

The specific embodiment is as follows:

in order to more clearly illustrate the general inventive concept, a detailed description is given below by way of example with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than those described herein, and therefore the scope of the present utility model is not limited to the specific embodiments disclosed below.

In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments.

Furthermore, the terms "upper," "lower," "two sides," "circumferential," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the location of an indicated technical feature.

In the present utility model, unless explicitly stated and limited otherwise, the terms "provided," "configured," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrated; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

As shown in fig. 1-7, the tablet press tablet re-measuring adjusting device comprises an adjusting base 1, a worm 2 and a worm wheel 3 are rotationally arranged on the adjusting base 1, the worm 2 is meshed with the worm wheel 3, a threaded hole 4 is formed in the center of the worm wheel 3, a lifting screw 5 is arranged on the threaded hole 4, a filling rail 6 is arranged at the upper end of the lifting screw 5, a speed reducer 7 is arranged on the adjusting base 1, the worm 2 is connected with the speed reducer 7, the speed reducer 7 is connected with a motor 8, a limiting rod 9 is arranged at the lower end of the lifting screw 5, an avoidance opening 10 for lifting the limiting rod 9 is formed in the adjusting base 1, limiting plates 11 are respectively arranged on two sides of the end part of the limiting rod 9, a limiting switch 12 is correspondingly arranged on each limiting plate 11, one limiting switch 12 limits upward movement of the limiting rod 9, and the other limiting switch 12 limits downward movement of the limiting rod 9. The structure of the adjusting base 1 is designed, so that the whole structure is more compact and practical, and the electric control driving worm 2 is rotated by designing the speed reducer 7 and the motor 8 on the adjusting base 1, so that the adjustment of the sheet weight is more accurate; through design gag lever post 9, limiting plate 11 and limit switch 12, realize carrying out the safety limit to the regulation stroke, once surpass the instantaneous warning of safe stroke, and then guarantee to adjust safe and reliable.

The horizontal worm installation hole 13 that is equipped with on the regulation base 1, vertical worm wheel mounting hole 14 that is equipped with, worm wheel mounting hole 13 and worm wheel mounting hole 14 intercommunication, worm wheel mounting hole 13 both ends are equipped with bearing A15 respectively, worm 2 rotates and sets up on bearing A15, vertical interval is equipped with two bearings B16 on the worm wheel mounting hole 14, worm wheel 3 installs on bearing B16, the department that corresponds worm wheel mounting hole 13 on the regulation base 1 is equipped with bearing end cover 17, the department that corresponds worm wheel mounting hole 14 on the regulation base 1 is equipped with top cap 18.

The lower extreme of adjusting base 1 is equipped with mounting panel 19, be equipped with a plurality of mounting holes 20 along the circumferencial direction interval on the mounting panel 19. The circular mounting plate 19 is designed to facilitate the mounting of the adjustment base 1 on a tablet press.

The front face 21 of the adjusting base 1 is designed as an arc surface, and the rear face 22 is designed as a plane. The rear face 22 is designed to be planar primarily for the purpose of completing the limit design.

The limit switch 12 is arranged on a limit bracket 23, and the limit bracket 23 is arranged on the rear surface 22 of the adjusting base 1 through a screw 24. The limit switch 12 is more convenient and reliable to install by designing the limit bracket 23.

One of the two limiting plates 11 is mounted on the limiting rod 9 through a screw 24, and the other limiting plate 11 is mounted on the previous limiting plate 11 through the screw 24. The installation is more convenient and reliable.

The adjusting base 1 is provided with a motor shield 25 for protecting the speed reducer 7 and the motor 8. The speed reducer 7 and the motor 8 are effectively protected.

The rear face 22 of the adjusting base 1 is provided with a limit shield 26 for protecting the limit switch 12. The limit switch 12 is effectively protected and dust is prevented from entering.

The application describes the use of the sheet re-measuring and adjusting device:

when in actual use, the adjusting base 1 is vertically arranged on a tablet press (all the tablet press are reserved with mounting holes in advance), and the undershoot bottom is contacted with the filling rail 6. When adjustment is needed, the worm 2 is adjusted to rotate through the control motor 8, the worm 2 rotates to drive the worm wheel 3 to rotate, the worm wheel 3 rotates to drive the lifting screw 5 and the filling rail 6 on the lifting screw to lift, and then the undershoot is driven to lift, so that the adjustment of the sheet weight is realized.

The above embodiments are not to be taken as limiting the scope of the utility model, and any alternatives or modifications to the embodiments of the utility model will be apparent to those skilled in the art and fall within the scope of the utility model.

The present utility model is not described in detail in the present application, and is well known to those skilled in the art.

Claims

1. The utility model provides a tablet press piece re-measurement adjusting device, its characterized in that, including adjusting the base, it is equipped with worm and worm wheel to adjust the rotation on the base, worm and worm wheel meshing, the worm wheel center is equipped with the screw hole, be equipped with lifting screw on the screw hole, lifting screw upper end is equipped with the filling rail, be equipped with the speed reducer on adjusting the base, the worm is connected with the speed reducer, the speed reducer is connected with the motor, lifting screw lower extreme is equipped with the gag lever post, be equipped with the dodging opening that supplies the gag lever post to go up and down on adjusting the base, the tip both sides of gag lever post are equipped with the limiting plate respectively, and every limiting plate corresponds and is equipped with a limit switch, and one of them limit switch carries out spacingly to the gag lever post upward movement, and another limit switch carries out spacingly to the gag lever post downward movement.

2. The tablet press piece re-measurement adjusting device according to claim 1, wherein a worm installation hole is horizontally arranged on the adjusting base, a worm installation hole is vertically arranged on the adjusting base, the worm installation hole is communicated with the worm installation hole, bearings A are respectively arranged at two ends of the worm installation hole, the worm is rotatably arranged on the bearings A, two bearings B are vertically arranged on the worm installation hole at intervals, the worm wheel is arranged on the bearings B, a bearing end cover is arranged on the adjusting base corresponding to the worm installation hole, and a top cover is arranged on the adjusting base corresponding to the worm installation hole.

3. The tablet press tablet re-measurement adjusting device according to claim 2, wherein the adjusting base is provided with a mounting plate at a lower end thereof, and a plurality of mounting holes are formed in the mounting plate at intervals along a circumferential direction.

4. A tablet press re-metering device according to claim 3, wherein the front face of the metering base is designed as a circular arc face and the rear face is designed as a plane face.

5. The tablet press tablet re-metering device of claim 4, wherein the limit switch is mounted on a limit bracket mounted by screws on the rear of the metering base.

6. The tablet press tablet re-metering device of claim 5 wherein one of the two limiting plates is mounted to the limiting rod by a screw and the other is mounted to the previous limiting plate by a screw.

7. The tablet press tablet re-measurement adjusting device according to claim 6, wherein the adjusting base is provided with a motor shield for protecting the speed reducer and the motor.

8. The tablet press tablet re-metering device of claim 7, wherein a limit shield for protecting the limit switch is provided behind the metering base.