CN214915835U - Degassing improvement mechanism for forced feeding of granulator - Google Patents
Degassing improvement mechanism for forced feeding of granulator Download PDFInfo
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- CN214915835U CN214915835U CN202121645832.0U CN202121645832U CN214915835U CN 214915835 U CN214915835 U CN 214915835U CN 202121645832 U CN202121645832 U CN 202121645832U CN 214915835 U CN214915835 U CN 214915835U
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Abstract
The utility model provides a degassing improvement mechanism for forced feeding of granulator, include: the first auger shaft is arranged in the feeding hopper, the top end of the first auger shaft penetrates through the feeding hopper and is connected with a driving shaft of a first driving motor, a first variable-pitch auger is arranged on the first auger shaft, and the first variable-pitch auger comprises a first auger part and a second auger part which are connected end to end from top to bottom; the side wall of the feeding cylinder is communicated with the lower part of the feeding hopper, a second packing auger shaft is movably arranged in the feeding cylinder, one end of the second packing auger shaft penetrates out of the feeding cylinder and is connected with a driving shaft of a second driving motor, a second variable-pitch packing auger is arranged on the packing auger shaft, and the second variable-pitch packing auger comprises a first feeding packing auger part and a second feeding packing auger part which are connected end to end from left to right; the degassing mechanism comprises a fan for vacuumizing, an air suction port of the fan is connected with the feeding cylinder, a dust filter cylinder is also arranged in the feeding cylinder, and a filter screen port matched with the air suction port is arranged on the side wall of the dust filter cylinder; the fan is also connected with a dust removal purification box.
Description
Technical Field
The utility model belongs to the technical field of the granulator, concretely relates to degasification improvement mechanism of feed is forced to granulator.
Background
The dry granulating machine is widely used in the industries of medicine, food, chemical industry and the like, and is mainly used for pressing powdery materials into tablets or granulating. The existing dry granulating machine mainly comprises a feeding mechanism, a rolling mechanism, a pre-crushing mechanism, a granulating mechanism and the like, and because the materials used for granulating or tabletting are powdery loose materials, the key process is that the feeding mechanism uniformly sends the materials to the rolling mechanism for compaction. The gas content of the powdery loose materials is large, so that the powdery loose materials are difficult to enter the rolling mechanism tightly, and a lot of powdery materials are difficult to be tabletted or granulated. The degassing mechanism of the existing granulator has poor degassing effect and easily causes the problems of blockage of a vacuum pump port and the like. It is therefore desirable to provide an improved mechanism for degassing the forced feed of a pelletizer to address the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a degassing improvement mechanism of granulator forced feed, degassing effect is good, can prevent that the fan mouth from blockking up, and the gas purification treatment back row that takes out discharges, prevents dust pollution.
The utility model provides a following technical scheme:
an improved degassing mechanism for forced feeding of a granulator is characterized by comprising:
the feeding device comprises a feeding hopper, wherein a first auger shaft is arranged in the feeding hopper, the top end of the first auger shaft penetrates through the feeding hopper and is connected with a driving shaft of a first driving motor, a first variable-pitch auger is arranged on the first auger shaft and comprises a first auger part and a second auger part which are connected end to end from top to bottom, and the diameter of the upper end of the second auger part is larger than that of the first auger part and is gradually reduced along with the diameter of the feeding hopper from top to bottom;
the side wall of the feeding cylinder is communicated with the lower part of the feeding hopper, a second packing auger shaft is movably arranged in the feeding cylinder, one end of the second packing auger shaft penetrates out of the feeding cylinder and is connected with a driving shaft of a second driving motor, a second variable-pitch packing auger is arranged on the packing auger shaft, and the second variable-pitch packing auger comprises a first feeding packing auger part and a second feeding packing auger part which are connected end to end from left to right;
the degassing mechanism comprises a fan for vacuumizing, an air suction port of the fan is connected with the feeding cylinder, a dust filter cylinder is further arranged in the feeding cylinder, and a filter screen port matched with the air suction port is arranged on the side wall of the dust filter cylinder; and the fan is also connected with a dust removal purification box.
Preferably, the diameter of the first auger part is smaller than that of the feeding hopper, and the diameter of the second auger part is matched with that of the feeding hopper.
Preferably, vent holes are uniformly distributed on the packing auger pieces of the first feeding packing auger part, and filter screens are arranged on the vent holes.
Preferably, be equipped with in the dust cartridge filter with the mounting hole that second auger axle matches, the one end of dust cartridge filter still is equipped with the spacing groove, the spacing inslot lateral wall is equipped with the dust filter screen, first feed auger portion one end is established in the spacing groove.
Preferably, a scraper support is further arranged on the first auger shaft, a material scraper is arranged on the scraper support, and the material scraper is parallel to the side wall of the feeding hopper.
Preferably, the tail end of the feeding cylinder is communicated with the nip roll.
Preferably, the dust removal purification box is provided with an air inlet, an air outlet and a standby sewage draining outlet.
Preferably, a feed inlet is further formed in the feeding hopper.
The utility model has the advantages that:
1. enough space is reserved between the first auger part and the feeding hopper for the raw materials to fall, so that air entrained in the process that the raw materials enter the feeding hopper can be discharged more time, the raw materials are guaranteed to be mixed with less air in the process that the raw materials are extruded into the feeding barrel along with the second auger part, and the material scraper can effectively prevent the raw materials from being retained on the side wall of the feeding hopper;
2. the second auger part can perform primary extrusion on the raw materials along with the gradual reduction of the diameter of the feeding hopper to assist in degassing; the air vent on the first feeding auger part can increase the air vent area when air is sucked out of the feeding cylinder, namely, the degassing effect can be enhanced, the dust suction of raw materials in the degassing process can be reduced to the maximum extent by arranging the dust filter cylinder, and the fan is connected with the dust removal purification box to purify the sucked air and discharge the purified air;
3. whole mechanism can effectively promote the degasification effect of granulator forced feed, can the maximize simultaneously reduce the dust along with the air suction, and the fan directly links dust removal purification case and can effectively prevent that the dust from causing environmental pollution.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of the dust filter cartridge of the present invention.
Detailed Description
As shown in the figure, for the utility model provides a degassing improvement mechanism of granulator forced feed, include:
the device comprises a feeding hopper 1, wherein a first auger shaft 2 is arranged in the feeding hopper 1, the top end of the first auger shaft 2 penetrates through the feeding hopper 1 and is connected with a driving shaft of a first driving motor 3, a first variable-pitch auger is arranged on the first auger shaft 2 and comprises a first auger part 4 and a second auger part 5 which are connected end to end from top to bottom, the diameter of the first auger part 4 is smaller than that of the feeding hopper 1, the diameter of the second auger part 5 is matched with that of the feeding hopper 1, the diameter of the upper end of the second auger part 5 is larger than that of the first auger part 4, and the diameter of the upper end of the second auger part 5 is gradually reduced along with the diameter of the feeding hopper 1 from top to bottom; a scraper support is further arranged on the first auger shaft 2, a material scraper 18 is arranged on the scraper support, and the material scraper 18 is parallel to the side wall of the feeding hopper 1; the feeding hopper 1 is also provided with a feeding hole.
The side wall of the feeding cylinder 6 is communicated with the lower part of the feeding hopper 1, a second packing auger shaft 7 is movably arranged in the feeding cylinder 6, one end of the second packing auger shaft 7 penetrates out of the feeding cylinder 6 to be connected with a driving shaft of a second driving motor 8, a second variable-pitch packing auger is arranged on the packing auger shaft, and the second variable-pitch packing auger comprises a first feeding packing auger part 9 and a second feeding packing auger part 10 which are connected end to end from left to right; vent holes 15 are uniformly distributed on the auger pieces of the first feeding auger part 9, and a filter screen is arranged on the vent holes 15; the end of the feeding cylinder 6 is communicated with a nip roll 19.
The degassing mechanism comprises a fan 11 for vacuumizing, an air suction port of the fan 11 is connected with the feeding cylinder 6, a dust filter cylinder 12 is also arranged in the feeding cylinder 6, and a filter screen port 13 matched with the air suction port is arranged on the side wall of the dust filter cylinder 12; the fan 11 is also connected with a dust removal purification box 14, the dust removal purification box 14 is provided with an air inlet, an air outlet and a standby sewage draining exit, the air inlet and the standby sewage draining exit can be used according to actual use requirements, and the cover matched with the piston can be used for sealing when the air inlet and the standby sewage draining exit are not used.
The dust filter cylinder 12 is internally provided with a mounting hole 16 matched with the second auger shaft 7, one end of the dust filter cylinder 12 is also provided with a limit groove 17, the inner side wall of the limit groove 17 is provided with a dust filter screen, and one end of the first feeding auger part 9 is arranged in the limit groove 17.
The working principle is as follows: raw materials are added into a feeding hopper 1 from a feeding hole, a first driving motor 3 drives a first auger shaft 2 to rotate to drive a first margin auger to rotate, the raw materials are extruded into a feeding cylinder 6 from top to bottom, a second driving motor 8 drives a second auger shaft 7 to rotate to drive a second variable-pitch auger to extrude the raw materials from the feeding cylinder 6 to a material pressing roller 19 for material pressing, in the process, a fan 11 works to suck air in the feeding cylinder 6 into a dust filter cylinder 12 along a vent hole 15 on a first feeding auger part 9 and a dust filter screen of the dust filter cylinder 12, then the air is sucked into a dust purification box 14 from a filter screen port 13 on the dust filter cylinder 12, and the air is discharged after dust removal and purification. Enough space is left between the first auger part 4 and the feeding hopper 1 for the raw materials to fall, so that air entrained in the process that the raw materials enter the feeding hopper 1 can be discharged more time, the raw materials are ensured to be mixed with less air in the process that the raw materials are extruded into the feeding barrel 6 along with the second auger part 5, and the material scraper 18 can effectively prevent the raw materials from being retained on the side wall of the feeding hopper 1; the second auger part 5 can extrude the raw materials for one time along with the gradual reduction of the diameter of the feeding hopper 1 to assist in degassing; air vent 15 on first feed auger portion 9 can increase the area of ventilating when the air is followed feeding cylinder 6 suction, can strengthen the degasification effect promptly, through setting up dust cartridge filter 12, can the maximize reduce the dust suction in the degasification in-process with the raw materials, and the air of suction is discharged after purifying to fan 11 connection dust removal purifying box 14. Whole mechanism can effectively promote the degasification effect of granulator forced feed, can the maximize simultaneously reduce the dust along with the air suction, and the fan directly links dust removal purification case 14 and can effectively prevent that the dust from causing environmental pollution.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An improved degassing mechanism for forced feeding of a granulator is characterized by comprising:
the feeding device comprises a feeding hopper (1), wherein a first packing auger shaft (2) is arranged in the feeding hopper (1), the top end of the first packing auger shaft (2) penetrates through the feeding hopper (1) and is connected with a driving shaft of a first driving motor (3), a first variable-pitch packing auger is arranged on the first packing auger shaft (2), the first variable-pitch packing auger comprises a first packing auger part (4) and a second packing auger part (5) which are connected end to end from top to bottom, and the diameter of the upper end of the second packing auger part (5) is larger than that of the first packing auger part (4) and is gradually reduced from top to bottom along with that of the feeding hopper (1);
the side wall of the feeding cylinder (6) is communicated with the lower part of the feeding hopper (1), a second packing auger shaft (7) is movably arranged in the feeding cylinder (6), one end of the second packing auger shaft (7) penetrates out of the feeding cylinder (6) and is connected with a driving shaft of a second driving motor (8), a second variable-pitch packing auger is arranged on the packing auger shaft, and the second variable-pitch packing auger comprises a first feeding packing auger part (9) and a second feeding packing auger part (10) which are connected end to end from left to right;
the degassing mechanism comprises a fan (11) for vacuumizing, an air suction opening of the fan (11) is connected with the feeding cylinder (6), a dust filter cylinder (12) is further arranged in the feeding cylinder (6), and a filter screen opening (13) matched with the air suction opening is formed in the side wall of the dust filter cylinder (12); and the fan (11) is also connected with a dust removal purification box (14).
2. The degassing improvement mechanism for the forced feed of the granulator according to the claim 1 is characterized in that the diameter of the first auger part (4) is smaller than the diameter of the feeding hopper (1), and the diameter of the second auger part (5) is matched with the diameter of the feeding hopper (1).
3. The degassing improvement mechanism for the forced feeding of the granulator according to the claim 1 is characterized in that the packing auger pieces of the first feeding packing auger part (9) are uniformly provided with vent holes (15), and the vent holes (15) are provided with filter screens.
4. The degassing improvement mechanism for the forced feeding of the granulator according to claim 1, characterized in that a mounting hole (16) matched with the second auger shaft (7) is arranged in the dust filter cartridge (12), a limiting groove (17) is further arranged at one end of the dust filter cartridge (12), a dust filter screen is arranged on the inner side wall of the limiting groove (17), and one end of the first feeding auger part (9) is arranged in the limiting groove (17).
5. The degassing improvement mechanism for the forced feed of the granulator according to claim 1, characterized in that a scraper support is further arranged on the first auger shaft (2), a material scraper (18) is arranged on the scraper support, and the material scraper (18) is parallel to the side wall of the feeding hopper (1).
6. The degassing improvement mechanism for forced feed of granulator according to claim 1 characterized in that the end of the feeding cylinder (6) communicates with the nip roll (19).
7. The degassing improvement mechanism for the forced feed of the granulator is characterized in that the dust removal purification box (14) is provided with an air inlet, an air outlet and a standby sewage draining outlet.
8. The degassing improvement mechanism for the forced feed of the granulator according to claim 1, characterized in that the feeding hopper (1) is further provided with a feeding port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121645832.0U CN214915835U (en) | 2021-07-19 | 2021-07-19 | Degassing improvement mechanism for forced feeding of granulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121645832.0U CN214915835U (en) | 2021-07-19 | 2021-07-19 | Degassing improvement mechanism for forced feeding of granulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214915835U true CN214915835U (en) | 2021-11-30 |
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ID=79072747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121645832.0U Active CN214915835U (en) | 2021-07-19 | 2021-07-19 | Degassing improvement mechanism for forced feeding of granulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214915835U (en) |
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2021
- 2021-07-19 CN CN202121645832.0U patent/CN214915835U/en active Active
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