CN214324300U - Forced feeder structure on powder sheet forming machine - Google Patents

Abstract

The utility model discloses a forced feeder structure on a powder sheet forming machine, which comprises a rotary table and a feeding channel; it is characterized in that the device also comprises a forced feeder arranged between the turntable and the feeding channel; the forced feeder comprises a feeding cavity arranged on the rotary table and a gear box arranged on the feeding cavity; the feeding channel penetrates through the gear box and is communicated with the feeding cavity; and a support is also arranged at the bottom of the feeding cavity. The utility model discloses a through the setting of forced material feeder, after the material entered into reinforced chamber through reinforced passageway, under the produced centrifugal force effect of big impeller and little impeller through the rapid rotation, make the material flow to the material export with higher speed, in the die cavity on the revolving stage was entered into from the material export, reached forced reinforced effect to avoided because of material granule weight differs, the mobility differs the reinforced uneven phenomenon that causes, improved output.

Description

Forced feeder structure on powder sheet forming machine

Technical Field

The utility model relates to a powder pelleter specifically indicates a last forced material feeder structure of powder pelleter.

Background

A rotary powder tablet forming machine is mainly used for tablet process research in the pharmaceutical industry. The powder sheet forming machine is an automatic continuous production device for pressing granular or powdery substances into round and special-shaped substances with certain sizes and sheet-shaped substances with characters, symbols and figures.

The working process of the powder tabletting machine generally comprises three steps of feeding and filling, pressing into a tablet shape and discharging, and in the working process of the powder tabletting machine, the feeding and filling process directly influences the quality condition of the final tablet; the traditional feeding and filling mode is that a channel is established between a hopper and a mold cavity on a rotary table, and after a user puts materials into the hopper, particulate matters fall into the feeding channel through the weight of the particulate matters and finally are gathered into each mold cavity on the rotary table. The traditional mode has a lot of uncertainties during feeding, for example, the conditions of uneven distribution, uneven feeding and the like are easy to occur, and the conditions are aggravated particularly when some materials with large particle size difference and poor flowability are processed; tablets punched from such powders suffer from loosening, large volume differences, and the like, which directly results in the pressed tablets not meeting production requirements. To this end, a forced feeder structure on a powder tablet machine is proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems of uneven distribution and uneven charging in the charging and filling processes of the rotary powder sheet forming machine, in particular to the problem of pressing the materials with large particle size difference and providing a forced charging structure on the powder sheet forming machine.

In order to achieve the purpose, the utility model provides a forced feeder structure on a powder sheet forming machine, which comprises a rotary table and a feeding channel; it is characterized in that the device also comprises a forced feeder arranged between the turntable and the feeding channel; the forced feeder comprises a feeding cavity arranged on the rotary table and a gear box arranged on the feeding cavity; the feeding channel penetrates through the gear box and is communicated with the feeding cavity; the bottom of the feeding cavity is also provided with a support; the support comprises a lower support and an adjusting support arranged on the lower support, an adjusting stud is movably arranged on the adjusting support, an upper support is arranged on the adjusting stud, and a feeding cavity is arranged on the upper support; adjustable tightening handles are movably mounted on the upper support and the feeding cavity; the feeding cavity is fixedly arranged on the upper support through an adjustable fastening handle.

Further preferably, a driving gear, a driven gear and a transmission gear set which is in meshed connection with the driving gear and the driven gear are arranged in the gear box; the driving gear is connected with a transmission shaft, the transmission shaft is connected with a speed reducer, and the speed reducer is connected with a motor in a transmission way; the driving gear is connected with a first output shaft, and the driven gear is connected with a second output shaft.

Further preferably, a feeding cavity is arranged at the bottom of the gear box, a large impeller and a small impeller are arranged in the feeding cavity, the large impeller is in transmission connection with the output shaft, and the small impeller is in transmission connection with the second output shaft.

Preferably, the feeding cavity is divided into a feeding cavity top plate, a feeding cavity bottom plate and a feeding cavity body between the feeding cavity top plate and the feeding cavity bottom plate; the large impeller and the small impeller are arranged on the feeding cavity bottom plate and are positioned in the feeding cavity; and a material outlet is also formed in the feeding cavity bottom plate.

Further preferably, the transmission gear set comprises a plurality of positioning columns installed in the gear box and a plurality of transmission gears movably installed on the positioning columns and meshed with each other.

The utility model discloses a forced feeder's setting, after the material enters into the reinforced chamber through the charging channel, under the centrifugal force effect that big impeller and the little impeller that rotate fast produced, make the material flow to the material outlet on the reinforced chamber with higher speed on the one hand, enter into the mould cavity on the revolving stage from the material outlet, reach the effect of forced feeding, and avoided the uneven phenomenon of feeding because of material granule weight is different, mobility is different, improved the output of machine; on the other hand, a sealing effect exists between the feeding cavity and the rotary table, so that dust cannot be dispersed out of the feeder in a large amount, and the effect of saving materials can be achieved.

Drawings

FIG. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the usage state of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

FIG. 4 is a schematic view of a partial structure of a feeding cavity of the present invention;

fig. 5 is a schematic view of a partial structure of the present invention.

Illustration of the drawings: 1. a turntable; 2. a charging channel; 3. a forced feeder; 4. a feeding cavity; 41. a large impeller; 42. a small impeller; 43. a top plate of the feeding cavity; 44. a feeding cavity bottom plate; 45. a charging cavity body; 46. a material outlet; 5. a gear case; 51. a driving gear; 52. a driven gear; 53. a drive gear set; 54. a drive shaft; 55. a speed reducer; 56. a motor; 57. a first output shaft; 58. a second output shaft; 59. a positioning column; 510. a transmission gear; 6. a support; 61. a lower support; 62. adjusting the strut; 63. adjusting the stud; 64. an upper support; 65. the handle can be adjusted and fastened.

Detailed Description

The structure of the forced feeder of the powder tablet forming machine according to the present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1-2, the forced feeder structure of the powder sheet forming machine of the present embodiment includes a turntable 1 and a feeding passage 2; it is characterized by also comprising a forced feeder 3 arranged between the rotary table 1 and the feeding channel 2; the forced feeder 3 comprises a feeding cavity 4 arranged on the rotary table 1 and a gear box 5 arranged on the feeding cavity 4; the charging channel 2 penetrates through the gear box 5 and is communicated with the charging cavity 4; the bottom of the feeding cavity 4 is also provided with a support 6; the support 6 comprises a lower support 61 and an adjusting support 62 arranged on the lower support 61, an adjusting stud 63 is movably arranged on the adjusting support 62, an upper support 64 is arranged on the adjusting stud 63, and a feeding cavity 4 is arranged on the upper support 64; the upper support 64 and the feeding cavity 4 are also movably provided with an adjustable fastening handle 65; the feeding cavity 4 is fixedly arranged on the upper support 64 through an adjustable fastening handle 65; through the arrangement of the forced feeder 3, the flow speed and the fluidity of the material are improved, the flow distribution is uniform, and the material clamping is uniform, so that the tablets pressed by the powder tablet forming machine meet the production requirement, and the yield of the machine can be increased to a certain extent; the support 6 is arranged to support and adjust the height of the forced feeder 3 and the gear box; through the setting of adjusting stud 63 and adjusting support 62, can adjust the interval between lower carriage 61 and the upper bracket 64 through the screw thread, can adjust the height of locating of feeding chamber 4, make feeding chamber 4 height-adjustable and adjust conveniently.

Further, as shown in fig. 2-3 and fig. 5, a driving gear 51 and a driven gear 52 and a transmission gear set 53 connected with the driving gear 51 and the driven gear 52 through meshing are installed in the gear box 5; the driving gear 51 is connected with a transmission shaft 54, the transmission shaft 54 is connected with a speed reducer 55, and the speed reducer 55 is in transmission connection with a motor 56; the driving gear 51 is connected with a first output shaft 57, and the driven gear 52 is connected with a second output shaft 58; the driving gear 51 is driven to rotate by the action of the motor 56 and the speed reducer 55, and the driving gear 51 drives the driven gear 52 to rotate by the transmission gear set 53, so that the driving gear 51 and the driven gear 52 synchronously rotate and synchronously drive the first output shaft 57 and the second output shaft 58 to rotate.

Further, referring to fig. 3-5, a feeding cavity 4 is installed at the bottom of the gear box 5, a large impeller 41 and a small impeller 42 are installed in the feeding cavity 4, the large impeller 41 is in transmission connection with a first output shaft 57, and the small impeller 42 is in transmission connection with a second output shaft 58; through install big impeller 41 and little impeller 42 in reinforced chamber 4 and with respectively with output shaft 57 and two 58 transmission connections of output shaft, can drive big impeller 41 and little impeller 42 through driving gear 51 and driven gear 52 and rotate in step, can force through big impeller 41 and little impeller 42 to drive the quick material that flows to the material export, avoid the material to pile up, reinforced inequality and the uneven problem of reposition of redundant personnel have effectively been alleviated, the speed that the material was filled has been improved simultaneously, the output is improved.

Further, referring to fig. 1-and 4, the loading chamber 4 is divided into a loading chamber top plate 43, a loading chamber bottom plate 44, and a loading chamber cavity 45 between the loading chamber top plate 43 and the loading chamber bottom plate 44; the large impeller 41 and the small impeller 42 are arranged on the feeding cavity bottom plate 44 and are positioned in the feeding cavity body 45; the feeding cavity bottom plate 44 is also provided with a material outlet 46; through the setting of reinforced chamber roof 43, reinforced chamber bottom plate 44 and reinforced chamber cavity 44, the dismouting of being convenient for is convenient for clear up the maintenance to reinforced chamber 4 inside.

Further, referring to fig. 3, the transmission gear set 53 includes a plurality of positioning pillars 59 installed in the gear box 5 and a plurality of transmission gears 510 movably installed on the positioning pillars 59 and engaged with each other; the positions of the plurality of transmission gears 510 are limited by the positioning columns 59, so that the connection between the plurality of transmission gears 510 and the connection between the transmission gears 51 and the driven gears 52 can be completely meshed, and the normal operation of the transmission connection can be ensured.

The utility model has the working process; referring to fig. 1-5, firstly, the motor 56 is connected to a power supply and started, the motor 56 drives the speed reducer 55 to act, the speed reducer 55 drives the transmission shaft 54 to rotate, the transmission shaft 54 drives the driving gear 51 to rotate, the driving gear 51 drives the transmission gear set 53 and the driven gear 52 to rotate through meshing, the driving gear 51 and the driven gear 52 drive the first output shaft 57 and the second output shaft 58 to rotate, and the first output shaft 57 and the second output shaft 58 drive the large impeller 41 and the small impeller 42 to rotate; then enter into reinforced chamber cavity 44 with the material through reinforced passageway 2 in, the material drives its fast flow direction material export under the rotation of big impeller 41 and little impeller 42, from material export 46 flow to the nib on revolving stage 1 in for the packing efficiency of material and effectively alleviated reinforced inhomogeneous and reposition of redundant personnel uneven phenomenon, avoid the material to pile up in reinforced chamber 4 and revolving stage 1 top simultaneously.

The scope of the present invention is not limited to the above embodiments and their variations. The present invention is not limited to the above embodiments, and other modifications and substitutions may be made by those skilled in the art.

Claims (5)

1. A forced feeder structure on a powder sheet forming machine comprises a rotary table (1) and a feeding channel (2); it is characterized by also comprising a forced feeder (3) arranged between the rotary table (1) and the feeding channel (2); the forced feeder (3) comprises a feeding cavity (4) arranged on the rotary table (1) and a gear box (5) arranged on the feeding cavity (4); the feeding channel (2) penetrates through the gear box (5) and is communicated with the feeding cavity (4); the bottom of the feeding cavity (4) is also provided with a support (6); the support (6) comprises a lower support (61) and an adjusting support (62) arranged on the lower support (61), an adjusting stud (63) is movably arranged on the adjusting support (62), an upper support (64) is arranged on the adjusting stud (63), and a feeding cavity (4) is arranged on the upper support (64); the upper support (64) and the feeding cavity (4) are also movably provided with an adjustable tightening handle (65); the feeding cavity (4) is fixedly arranged on the upper support (64) through an adjustable tightening handle (65).

2. A forced feeder structure on a powder tablet machine according to claim 1, wherein: a driving gear (51), a driven gear (52) and a transmission gear set (53) which is in meshed connection with the driving gear (51) and the driven gear (52) are arranged in the gear box (5); the driving gear (51) is connected with a transmission shaft (54), the transmission shaft (54) is connected with a speed reducer (55), and the speed reducer (55) is in transmission connection with a motor (56); the driving gear (51) is connected with a first output shaft (57), and the driven gear (52) is connected with a second output shaft (58).

3. A forced feeder structure on a powder tablet machine according to claim 2, wherein: the feeding cavity (4) is installed at the bottom of the gear box (5), a large impeller (41) and a small impeller (42) are installed in the feeding cavity (4), the large impeller (41) is in transmission connection with a first output shaft (57), and the small impeller (42) is in transmission connection with a second output shaft (58).

4. A forced feeder structure on a powder tablet machine according to claim 3, wherein: the feeding cavity (4) is divided into a feeding cavity top plate (43), a feeding cavity bottom plate (44) and a feeding cavity body (45) between the feeding cavity top plate (43) and the feeding cavity bottom plate (44); the large impeller (41) and the small impeller (42) are arranged on the feeding cavity bottom plate (44) and are positioned in the feeding cavity body (45); and a material outlet (46) is also arranged on the feeding cavity bottom plate (44).

5. A forced feeder structure on a powder tablet machine according to claim 2, wherein: the transmission gear set (53) comprises a plurality of positioning columns (59) arranged in the gear box (5) and a plurality of transmission gears (510) movably arranged on the positioning columns (59) and connected with each other in a meshed mode.

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