CN214111624U

CN214111624U - Screening mechanism of rotary tablet press

Info

Publication number: CN214111624U
Application number: CN202022506533.0U
Authority: CN
Inventors: 陈元乾
Original assignee: Guangdong Jinxin Pharmaceutical Biotechnology Co ltd
Current assignee: Guangdong Jinxin Pharmaceutical Biotechnology Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-09-03
Anticipated expiration: 2030-11-03

Abstract

The utility model discloses a screening mechanism of a rotary tablet press, which comprises a stirring box and a stirring shaft, wherein the surface of the stirring box is provided with a through hole for the stretching and rotation of the stirring shaft, the inner wall of the stirring box is fixedly connected with a filter screen, the surface of the stirring box is fixedly connected with two sleeve plates, two sides of a movable plate are fixedly connected with connecting rods, the two sleeve plates are respectively sleeved on the surfaces of the two connecting rods, the two connecting rods are respectively provided with a beating mechanism, the surface of the stirring shaft is fixedly connected with a stirring plate, the surface of the stirring shaft is fixedly connected with a rotating plate, the surface of the movable plate is provided with an opening for the stretching and rotation of the rotating plate, the stirring shaft is provided with a driving mechanism, the stirring shaft is driven to rotate by the motor, the beating rod is driven to beat by the rotation of the stirring shaft, the stirring box achieves the vibration effect, the energy consumption is increased, and the production cost of enterprises is increased.

Description

Screening mechanism of rotary tablet press

Technical Field

The utility model relates to a tablet press technical field specifically is a screening mechanism of rotary tablet press.

Background

The tablet press is mainly used for tablet process research in the pharmaceutical industry. The tablet machine presses the granular material into round, special-shaped and flaky material with characters, symbols and figures with the diameter not more than 13 mm.

For example, a rotary tablet press with a screening function disclosed in chinese patent CN201821135765.6, published japanese 20190205, the invention comprises a machine body, wherein the top end of the machine body is provided with a rotary tabletting device, four sides of the top end of the machine body are connected with glass plates through hinges, one side of the bottom end of the machine body is provided with a feed inlet, one side of the feed inlet is fixed with a motor through a screw, the output end of the motor is fixed with one end of a stirring shaft, the stirring shaft is inserted and arranged in the middle of the feed inlet, a fixed rod is fixed inside the feed inlet through a screw, a telescopic rod is vertically arranged at the top end of the fixed rod, a filter screen is fixed at the top end of the telescopic rod through a screw, a vibration generator is fixed at the bottom end of the filter screen through a screw, thereby less raw materials granule makes the more smooth of preforming process for pressing tighter, avoid the film clamp to carry out overload pressure to large granule raw materials simultaneously and move, and cause the machine damage.

However, the stirring mechanism and the vibration device in the invention adopt independent motors as driving sources, so that the energy consumption is increased, and the production cost of enterprises is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotary tablet press's screening mechanism has possessed and has driven the (mixing) shaft through the motor and rotate, rotates through the (mixing) shaft, drives the knock bar and beats, makes the agitator tank reach the effect of vibration, has solved that rabbling mechanism and vibrating device all adopt solitary motor as the driving source, has increased the consumption of the energy, has also increased enterprise manufacturing cost's problem simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rotary tablet press's screening mechanism, includes agitator tank and (mixing) shaft, still includes the movable plate, the surface of agitator tank has been offered and has been used for the (mixing) shaft stretches into and the pivoted mouth of wearing, the inner wall fixedly connected with filter screen of agitator tank, two lagging of the fixed surface of agitator tank is connected with, the equal fixedly connected with connecting rod in both sides of movable plate, two the lagging cup joints respectively two the surface of connecting rod, two all be provided with on the connecting rod and beat the mechanism, the fixed surface of (mixing) shaft is connected with the stirring board, the fixed surface of (mixing) shaft is connected with changes the board, the surface of movable plate is offered and is used for it stretches into and pivoted opening to change the board, be provided with actuating mechanism on the (mixing) shaft.

Preferably, the rapping mechanism comprises a rapping bar, and the rapping bar is fixedly connected with the surface of the connecting bar.

Preferably, the driving mechanism comprises a servo motor, a fixing rod is fixedly connected to the side face of the servo motor, the end of the fixing rod is fixedly connected with the surface of the sleeve plate, and the output end of the servo motor is fixedly connected with the end of the stirring shaft.

Preferably, the knocking rods are symmetrically distributed, and rubber pads are arranged on the surfaces of the two knocking rods.

Preferably, the upper surface of the stirring box is fixedly connected with a conical pipe.

Preferably, the number of the stirring plates is six, and the stirring plates are symmetrically distributed.

Compared with the prior art, the beneficial effects of the utility model are as follows:

one, the utility model discloses a (mixing) shaft rotates, it rotates to drive the commentaries on classics board, when changeing the board and rotating to contact open-ended turning, produce thrust to the movable plate, drive movable plate translation, when changeing another turning of board contact opening, drive movable plate opposite direction and remove, through movable plate reciprocating motion, drive connecting rod reciprocating motion, through connecting rod reciprocating motion, drive knockout bar reciprocating motion, through the reciprocal surface of knocking the agitator tank of knockout bar, drive the agitator tank vibration, thereby make tiny raw materials fall into the filling tube through the filter screen, thereby make the off-the-shelf quality of tablet press extrusion higher.

Two, the utility model discloses a knock bar reciprocating motion drives rubber pad reciprocating motion, and the rubber pad can play the cushioning effect, reduces the loss when knocking the knock bar, has improved life.

Drawings

Fig. 1 is a top view of the structure of the present invention;

FIG. 2 is a front view of the structure of the present invention;

fig. 3 is a partial side view of the structure of the present invention.

In the figure: 6. a feed tube; 7. a tapered tube; 8. a stirring box; 9. a stirring shaft; 10. a stirring plate; 11. rotating the plate; 12. moving the plate; 13. an opening; 14. sheathing; 15. a connecting rod; 17. a filter screen; 18. knocking the rod; 19. a rubber pad; 20. a servo motor; 21. and (5) fixing the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a screening mechanism of a rotary tablet press comprises an agitator tank 8, an agitator shaft 9 and a movable plate 12, wherein a through hole for the agitator shaft 9 to extend into and rotate is formed in the surface of the agitator tank 8, a filter screen 17 is fixedly connected to the inner wall of the agitator tank 8, two sleeve plates 14 are fixedly connected to the surface of the agitator tank 8, connecting rods 15 are fixedly connected to both sides of the movable plate 12, the two sleeve plates 14 are respectively sleeved on the surfaces of the two connecting rods 15, a beating mechanism is arranged on each connecting rod 15, an agitator plate 10 is fixedly connected to the surface of the agitator shaft 9, a rotating plate 11 is fixedly connected to the surface of the agitator shaft 9, an opening 13 for the rotating plate 11 to extend into and rotate is formed in the surface of the movable plate 12, a driving mechanism is arranged on the agitator shaft 9, the driving mechanism drives the agitator shaft 9 to rotate through a driving part of the driving mechanism when in use, and drives the agitator plate 10 to rotate through the rotation of the agitator shaft 9, the stirring plate 10 stirs the raw materials while rotating, the stirring shaft 9 rotates to drive the rotating plate 11 to rotate, when the rotating plate 11 rotates to a corner contacting with the opening 13, thrust is generated on the moving plate 12 to drive the moving plate 12 to move in a translation manner, when the rotating plate 11 contacts with the other corner of the opening 13, the moving plate 12 is driven to move in the opposite direction, and the moving plate 12 reciprocates to drive the connecting rod 15 to reciprocate.

Further, the knocking mechanism comprises a knocking rod 18, the knocking rod 18 is fixedly connected with the surface of the connecting rod 15, when in use, the connecting rod 15 reciprocates to drive the knocking rod 18 to reciprocate, and the knocking rod 18 reciprocates to knock the surface of the stirring box 8 to drive the stirring box 8 to vibrate.

Further, actuating mechanism includes servo motor 20, and servo motor 20's side fixedly connected with dead lever 21, the tip of dead lever 21 and the fixed surface connection of lagging 14, servo motor 20's output and the tip fixed connection of (mixing) shaft 9 rotate through servo motor 20 output when using, drive (mixing) shaft 9 and rotate.

Furthermore, the knocking rods 18 are symmetrically distributed, the rubber pads 19 are arranged on the surfaces of the two knocking rods 18, the knocking rods 18 reciprocate to drive the rubber pads 19 to reciprocate, the rubber pads 19 can play a role in buffering, loss caused by knocking of the knocking rods 18 is reduced, and the service life is prolonged.

Furthermore, the upper surface of the stirring box 8 is fixedly connected with a conical tube 7, and when the stirring box is used, raw materials are firstly put into the conical tube 7 and enter the stirring box 8 through the conical tube 7.

Further, the number of the stirring plates 10 is six, and the stirring plates 10 are symmetrically distributed, so that the stirring quality is improved by the symmetrically distributed stirring plates 10.

The working principle is as follows: when the screening mechanism of the rotary tablet press is used, raw materials are firstly put into the conical tube 7, enter the stirring box 8 through the conical tube 7, the servo motor 20 is started, the stirring shaft 9 is driven to rotate through the rotation of the output end of the servo motor 20, the stirring plate 10 is driven to rotate through the rotation of the stirring shaft 9, the raw materials are stirred while the stirring plate 10 rotates, the rotating plate 11 is driven to rotate through the rotation of the stirring shaft 9, when the rotating plate 11 rotates to a corner contacting with the opening 13, thrust is generated on the moving plate 12, the moving plate 12 is driven to move in a translation manner, when the rotating plate 11 contacts with the other corner of the opening 13, the moving plate 12 is driven to move in the opposite direction, the moving plate 12 reciprocates, the connecting rod 15 is driven to reciprocate, the connecting rod 15 reciprocates, the knocking rod 18 is driven to reciprocate, the rubber pad 19 is driven to reciprocate through the knocking rod 18, and the rubber pad 19 can play a role of buffering, reduce the loss when rapping bar 18 strikes, improved life, strike 18 reciprocal surfaces of beating the agitator tank 8 through rapping bar, drive agitator tank 8 vibration to make tiny raw materials pass through filter screen 17 and fall into in filling tube 6, thereby make the finished product quality of tablet press extrusion higher.

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.

Claims

1. The utility model provides a rotary tablet press's screening mechanism, includes agitator tank (8) and (mixing) shaft (9), its characterized in that: the stirring device also comprises a moving plate (12), the surface of the stirring box (8) is provided with a through hole for the stirring shaft (9) to extend into and rotate, the inner wall of the stirring box (8) is fixedly connected with a filter screen (17), the surface of the stirring box (8) is fixedly connected with two sleeve plates (14), connecting rods (15) are fixedly connected to both sides of the moving plate (12), the two sleeve plates (14) are respectively sleeved on the surfaces of the two connecting rods (15), beating mechanisms are arranged on the two connecting rods (15), the surface of the stirring shaft (9) is fixedly connected with a stirring plate (10), the surface of the stirring shaft (9) is fixedly connected with a rotating plate (11), an opening (13) for the rotating plate (11) to extend into and rotate is formed in the surface of the moving plate (12), and a driving mechanism is arranged on the stirring shaft (9).

2. A screening mechanism for a rotary tablet press according to claim 1, wherein: the rapping mechanism comprises a rapping bar (18), and the rapping bar (18) is fixedly connected with the surface of the connecting rod (15).

3. A screening mechanism of a rotary tablet press according to any one of claims 1 or 2, wherein: the driving mechanism comprises a servo motor (20), a fixing rod (21) is fixedly connected to the side face of the servo motor (20), the end portion of the fixing rod (21) is fixedly connected with the surface of the sleeve plate (14), and the output end of the servo motor (20) is fixedly connected with the end portion of the stirring shaft (9).

4. A screening mechanism for a rotary tablet press according to claim 2, wherein: the two knocking rods (18) are symmetrically distributed, and rubber pads (19) are arranged on the surfaces of the two knocking rods (18).

5. A screening mechanism for a rotary tablet press according to claim 3, wherein: the upper surface of the stirring box (8) is fixedly connected with a conical tube (7).

6. A screening mechanism for a rotary tablet press according to claim 5, wherein: the number of the stirring plates (10) is six, and the stirring plates are symmetrically distributed.