CN114922897A - Method for mounting and dismounting split type compression roller for granulator - Google Patents
Method for mounting and dismounting split type compression roller for granulator Download PDFInfo
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- CN114922897A CN114922897A CN202210536987.3A CN202210536987A CN114922897A CN 114922897 A CN114922897 A CN 114922897A CN 202210536987 A CN202210536987 A CN 202210536987A CN 114922897 A CN114922897 A CN 114922897A
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- 230000006835 compression Effects 0.000 title claims abstract description 44
- 238000007906 compression Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000009434 installation Methods 0.000 claims abstract description 30
- 125000006850 spacer group Chemical group 0.000 description 6
- 230000005489 elastic deformation Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C13/00—Rolls, drums, discs, or the like; Bearings or mountings therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/22—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by pressing in moulds or between rollers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C13/00—Rolls, drums, discs, or the like; Bearings or mountings therefor
- F16C13/02—Bearings
- F16C13/022—Bearings supporting a hollow roll mantle rotating with respect to a yoke or axle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
- F16C2226/10—Force connections, e.g. clamping
- F16C2226/16—Force connections, e.g. clamping by wedge action, e.g. by tapered or conical parts
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Rolls And Other Rotary Bodies (AREA)
Abstract
The patent provides an installation method of a split type compression roller for a granulator, and solves the problems of difficulty in assembly and disassembly, secondary loss and labor intensity increase caused by interference fit of a bearing and an inner shell; the method is simple and convenient to operate. The split type compression roller for the granulator comprises an outer taper sleeve, an inner taper sleeve, a mounting screw, a bearing and a roller shaft; the inner hole of the outer taper sleeve is a taper hole, the excircle of the inner taper sleeve is a conical surface, and the inner hole of the outer taper sleeve is matched with the conical surface of the inner taper sleeve; the large end side of the outer taper sleeve is provided with a mounting half threaded hole, the large end side of the inner taper sleeve is provided with a mounting half unthreaded hole, the mounting half threaded hole and the mounting half unthreaded hole are coaxial and have the same diameter, the mounting half unthreaded hole is a blind hole, and the depth of the mounting half unthreaded hole is smaller than that of the mounting half threaded hole; during installation, the installation screw is matched with the installation half-thread hole and is positioned in the installation half-thread hole, the installation screw is gradually screwed, the large end of the conical surface of the inner taper sleeve moves towards the small end of the outer taper sleeve, the conical surface of the inner taper sleeve and the inner hole of the outer taper sleeve are gradually in interference fit to generate self locking, and the outer taper sleeve and the inner taper sleeve form a whole.
Description
Technical Field
The patent technology relates to a method for disassembling and assembling a compression roller for a granulator, in particular to a method for disassembling and assembling a split type compression roller.
Background
The circular mold (flat mold) granulator is widely suitable for industries such as feed, grain, food, medicine, chemical industry, biomass energy and the like; the granulating process is characterized in that materials are strongly extruded between the compression roller and the ring die (flat die), so that the materials pass through a specified die hole to realize granulating.
In the prior art, the compression roller is mostly of an integral structure, the inner circular surface of the compression roller is connected with the roller shaft through a bearing, and in order to ensure the service life of the bearing and the working stability, the inner circular surface of the compression roller is in interference fit with the bearing; the existing integral press roller has the following problems: (1) the surface of the compression roller is worn by the tooth shape or the hole shape for grabbing materials, and the compression roller needs to be replaced by a new compression roller, only the surface of the whole compression roller is worn, other parts are intact, the current granulator is increasingly large, the diameter of the compression roller reaches 500mm at present and is larger later, the whole compression roller is replaced only by the wear of the surface of the compression roller, and great waste is caused to a user and the society; (2) the inner circular surface of the compression roller is in interference fit with the bearing, if the compression roller is frequently disassembled and assembled, the bearing and other parts can be damaged, secondary loss is caused, the compression roller replacement is heavy, and the labor intensity of workers is increased.
On this basis, among the prior art, there is the split type compression roller that the compression roller body adopted shell and inner shell, and its implementation form roughly divides into two types, and the cooperation is clearance fit between first, shell and the inner shell, transmits the moment of torsion through the connection form of groove and key or hole and round pin, and its implementation form has following problem: 1. due to clearance fit, the rigidity of the compression roller is reduced, and the compression roller generates elastic deformation in the working process, so that relative sliding is generated between the outer shell and the inner shell, the outer shell and the inner shell are abraded, the clearance between the outer shell and the inner shell is enlarged, the integral rotation precision of the compression roller is influenced, the granulation efficiency and quality are reduced, and the key and pin are seriously damaged; 2. the inner shell and the bearing are in interference fit, so that the assembly and disassembly are difficult, the labor intensity of workers is increased, the possibility of damaging the bearing, the inner shell and other parts is increased, and the secondary loss is increased; the problem that the implementation mode of the torque transmission device has is that after the outer shell is abraded, the outer shell is difficult to replace due to the interference fit, the outer shell is generally destructively disassembled, the labor intensity and the technical level of workers are increased, the possibility of damaging the inner shell, a bearing and other parts is increased, secondary loss is increased, or a complex disassembling mechanism is adopted, and the cost is increased.
Disclosure of Invention
In order to overcome the defects of the prior art, the patent provides an installation method of a split type compression roller for a granulator, and solves the problems that disassembly and assembly are difficult, secondary loss is increased and labor intensity of workers is increased due to interference fit of a bearing and an inner shell; the problem of shell and inner shell interference fit's split type compression roller, be difficult to change the shell, increase workman's intensity of labour and technical level, inner shell, bearing and other spare part damage increase, have increased secondary loss is solved, this mounting method is simple, convenient operation.
The patent is realized by the following technical scheme.
The split type compression roller for the granulator comprises an outer taper sleeve, an inner taper sleeve, a mounting screw, a bearing and a roller shaft; the inner hole of the outer taper sleeve is a taper hole with the taper smaller than 8 degrees, the excircle of the inner taper sleeve is a conical surface with the taper smaller than 8 degrees, and the inner hole of the outer taper sleeve is matched with the conical surface of the inner taper sleeve; the inner taper sleeve is rotatably supported on the roll shaft through a bearing; the large end side of the outer taper sleeve is provided with a mounting half threaded hole, the large end side of the inner taper sleeve is provided with a mounting half unthreaded hole, the mounting half threaded hole and the mounting half unthreaded hole are coaxial and have the same diameter, the mounting half unthreaded hole is a blind hole, and the depth of the mounting half unthreaded hole is smaller than that of the mounting half threaded hole; the mounting screw is matched with the mounting half-thread hole and is positioned in the mounting half-thread hole; the inner taper sleeve and the outer taper sleeve are assembled according to the following method: the installation screw is in the half unthreaded hole of installation with the cooperation of installation half screw hole and lieing in, and the installation screw is screwed up gradually, and the outside taper sleeve tip of the interior taper sleeve conical surface main aspects removes, the auto-lock is produced with the gradual interference fit of outer taper sleeve hole to interior taper sleeve conical surface, and outer taper sleeve forms a whole with interior taper sleeve.
According to the installation method of the split type compression roller for the granulator, the installation half threaded holes and the installation half unthreaded holes are multiple and are uniformly distributed on the same circumference.
The patent simultaneously provides a disassembly method of the split type compression roller for the granulator, which is simple in disassembly and convenient to operate.
The disassembly method of the split type compression roller for the granulator is characterized in that the split type compression roller for the granulator comprises an outer taper sleeve, an inner taper sleeve, a bearing and a roller shaft; the inner hole of the outer taper sleeve is a taper hole with the taper smaller than 8 degrees, the excircle of the inner taper sleeve is a conical surface with the taper smaller than 8 degrees, and the inner hole of the outer taper sleeve is matched with the conical surface of the inner taper sleeve; the outer taper sleeve is connected with the inner taper sleeve; the inner taper sleeve is rotatably supported on the roll shaft through a bearing; the large end side of the outer taper sleeve is provided with a dismounting half unthreaded hole, the large end side of the inner taper sleeve is provided with a dismounting half threaded hole, the dismounting half threaded hole and the dismounting half unthreaded hole are coaxial and have the same diameter, the dismounting half unthreaded hole is a blind hole, and the depth of the dismounting half unthreaded hole is smaller than that of the dismounting half threaded hole; the dismounting screw used for being matched with the dismounting half-thread hole is positioned in the dismounting half-thread hole; the inner taper sleeve and the outer taper sleeve are separated according to the following method: the disassembly screw is screwed into the disassembly half threaded hole, the disassembly screw is located in the disassembly half threaded hole, the disassembly screw is gradually screwed, the large end of the conical surface of the inner taper sleeve moves towards the small end of the outer taper sleeve, the small end of the inner taper sleeve moves towards the large end of the outer taper sleeve, and the conical surface of the inner taper sleeve is gradually separated from the tapered hole of the outer taper sleeve.
According to the disassembly method of the split type compression roller for the granulator, the disassembly half threaded holes and the disassembly half unthreaded holes are multiple and are uniformly distributed on the same circumference.
The beneficial effect of this patent:
the outer taper sleeve inner hole and the inner taper sleeve conical surface of the split type compression roller for the granulator are matching surfaces with the taper smaller than 8 degrees, self-locking can be generated to form a whole with high rigidity, and meanwhile, after the outer taper sleeve is worn, the outer taper sleeve and the inner taper sleeve are easily classified, so that the disassembly is convenient, the operation of replacing the outer taper sleeve is simple and easy, and the maintenance cost is reduced.
When the bearing is installed by adopting the structure of the installation screw, the dimensional tolerance of the inner hole diameter of the inner taper sleeve is H7 level, the bearing, the roll shaft and the inner taper sleeve are installed in place firstly, and then the inner taper sleeve and the outer taper sleeve are assembled. The installation semi-unthreaded hole of interior taper sleeve and the thick tooth installation semi-thread hole looks same phase of outer taper sleeve, and installation semi-unthreaded hole is used with thick tooth installation semi-thread hole cooperatees. The utility model discloses a taper fitting surface of taper sleeve, including mounting screw, outer taper sleeve, interior taper sleeve, a plurality of mounting screws are assembled with the half screw hole of thick tooth installation of outer taper sleeve, the equipment is screwed up in step to a plurality of mounting screws, interior taper sleeve conical surface main aspects move along with a plurality of mounting screws outside taper sleeve taper hole tip in step, interior taper sleeve conical surface and outer taper sleeve taper hole interference fit produce the auto-lock, make outer taper sleeve and interior taper sleeve form a whole, have guaranteed the rigidity of outer taper sleeve, have prevented the elastic deformation of outer taper sleeve, and the taper fitting surface of outer taper sleeve and interior taper sleeve can not wear and tear, a plurality of mounting screws fasten outer taper sleeve and interior taper sleeve, have prevented the axial displacement of outer taper sleeve, guarantee the stable work of compression roller, interior taper sleeve hole reduces gradually, interior taper sleeve hole forms interior taper fit with the bearing, guarantees the stable work of bearing.
When the dismounting screw is adopted for dismounting, the thick tooth dismounting half threaded hole of the inner taper sleeve and the dismounting half unthreaded hole of the outer taper sleeve are in the same phase, and the thick tooth dismounting half threaded hole and the dismounting half unthreaded hole are matched for use. Half screw hole equipment is dismantled with the coarse tooth of interior taper sleeve to the dismantlement screw, a plurality of dismantlement screws are screwed up in step, and interior taper sleeve conical surface tip moves to outer taper sleeve taper hole main aspects along with a plurality of dismantlement screws are synchronous, and interior taper sleeve conical surface separates gradually with outer taper sleeve taper hole, the dismantlement of the outer taper sleeve of very convenient realization, former size is resumeed to interior taper sleeve hole, and bearing and roller shaft assembly spare are dismantled easily.
Of course, the mounting screws and the dismounting screws can adopt screws with the same size, so that the structure is further simplified, and the cost is reduced.
Drawings
FIG. 1 is a schematic diagram of example 1;
FIG. 2 is a side view of the inner taper sleeve;
FIG. 3 is a side view of the outer cone;
FIG. 4 is a schematic view of the installation process of the inner and outer taper sleeves;
FIG. 5 is a schematic view of the separation of the inner and outer taper sleeves;
FIG. 6 is a schematic view of example 2.
In the figure, an inner taper sleeve 1, a half mounting unthreaded hole 11, a half thick thread removing threaded hole 12, an outer flange 15, a threaded hole 16, a screw 2, an outer taper sleeve 3, a half thick thread mounting threaded hole 31, a half removing unthreaded hole 32, a roller shaft 4, a bearing 5, a bolt 6, a retainer ring 7, an end cover 8, a retainer ring 9, a sealing spacer ring 10, a bearing spacer 20 and a compression nut 21.
Detailed Description
Example 1:
referring to fig. 1-3, the split type compression roller for the granulator comprises an outer taper sleeve 3, an inner taper sleeve 1, a screw 2, a bearing 5, a roller shaft 4, a retainer ring 7, an end cover 8, a retainer ring 9, a sealing spacer ring 10, a bearing spacer 20, a compression nut 21 and the like. The screws 2 are mounting screws and also dismounting screws.
The inner hole of the outer taper sleeve 3 is a taper hole, the excircle of the inner taper sleeve 1 is a taper surface, and the taper surfaces are matched with each other by adopting a taper smaller than 8 degrees. The big end side of the taper hole of the outer taper sleeve 3 is evenly provided with a plurality of thick tooth mounting half threaded holes 31 and a plurality of dismounting half unthreaded holes 32. The big end side of the conical surface of the inner taper sleeve 1 is evenly provided with a plurality of thick tooth dismounting half threaded holes 12 and a plurality of mounting half unthreaded holes 11. The external diameter sizes of the coarse thread mounting half threaded hole 31, the dismounting half unthreaded hole 32, the coarse thread dismounting half threaded hole 12 and the mounting half unthreaded hole 11 are the same. The depth of the mounting half unthreaded hole 11 is smaller than that of the coarse thread mounting half threaded hole 31, and the depth of the dismounting half unthreaded hole 32 is smaller than that of the dismounting half threaded hole 12. The inner hole diameter tolerance of the inner taper sleeve 1 is H7 grade.
When the installation is carried out, the bearing 5, the roll shaft 4, the inner taper sleeve 1 and the like are installed in place, and then the inner taper sleeve and the outer taper sleeve are assembled. Referring to fig. 4, the installation half unthreaded hole 11 of the inner taper sleeve is in phase with the thick thread installation half threaded hole 31 of the outer taper sleeve, and the thick thread removal half threaded hole 12 of the inner taper sleeve is in phase with the removal half unthreaded hole 32 of the outer taper sleeve. The screw 2 is assembled with the half screw hole 31 of thick tooth installation of outer taper sleeve, the equipment is screwed up in step to a plurality of screws, the synchronous outside taper sleeve taper hole tip removal of interior taper sleeve conical surface main aspects along with a plurality of screws, interior taper sleeve conical surface and outer taper sleeve taper hole produce interference fit gradually, interior taper sleeve conical surface and outer taper sleeve taper hole interference fit produce the auto-lock, make outer taper sleeve and interior taper sleeve form a whole, have guaranteed the rigidity of outer taper sleeve, have prevented the elastic deformation of outer taper sleeve, and the taper fitting surface of outer taper sleeve and interior taper sleeve can not wear, a plurality of screw fastening outer taper sleeve and interior taper sleeve have prevented the axial displacement of outer taper sleeve, have guaranteed the stable work of compression roller, interior taper sleeve hole reduces gradually, interior taper sleeve hole forms interference fit with the bearing, guarantees the stable work of bearing.
When the outer taper sleeve 3 is worn and needs to be replaced, firstly, a plurality of screws positioned in the installation half threaded holes and the installation half unthreaded holes are unscrewed, referring to fig. 5, then the screws 2 are assembled with the coarse thread dismounting half threaded holes 12, the screws are synchronously screwed, the small end of the conical surface of the inner taper sleeve synchronously moves towards the large end of the taper hole of the outer taper sleeve along with the screws, the conical surface of the inner taper sleeve is gradually separated from the taper hole of the outer taper sleeve, and the outer taper sleeve is conveniently dismounted and replaced;
when the bearing or other parts are damaged and need to be replaced, the outer taper sleeve is detached from the inner taper sleeve, the inner hole of the inner taper sleeve recovers the original size, and the bearing, the roll shaft and other parts are easy to detach.
The structure that interior taper sleeve 1 links to each other with roller 4 through bearing 5 has a variety, belongs to prior art. In this embodiment, the structure in which the inner taper sleeve 1 is connected with the roller shaft 4 through the bearing 5 further includes a retainer ring 7, an end cap 8, a retainer ring 9, a seal spacer ring 10, a bearing spacer 20, a gland nut 21, and the like, and the installation and the disassembly thereof belong to the conventional technology.
Example 2:
referring to the split-type compression roller for the granulator shown in fig. 5, embodiment 2 is mainly different from embodiment 1 in that: in embodiment 2, the large end side of the inner taper sleeve 1 is provided with an outer flange 15 extending towards the periphery, the outer flange is provided with a counter bore, the end face of the outer taper sleeve 3 is provided with a bolt hole, and the inner taper sleeve 1 is connected with the outer taper sleeve 3 through a bolt 6; in order to facilitate the disassembly, in embodiment 2, the threaded holes 16 are uniformly formed in the outer flange 15, when the outer taper sleeve 3 needs to be separated from the inner taper sleeve 1, the bolts in the bolt holes are unscrewed, the bolts 6 are screwed into the threaded holes 16, so that the bolts 6 are in end face contact with the outer taper sleeve 3, and the outer taper sleeve 3 is axially separated from the inner taper sleeve 1 along with the screwing of the bolts 6.
It is to be understood that the above-described embodiments of this patent are merely illustrative of or explain the principles of this patent and are not to be construed as limiting the patent. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present patent shall be included in the protection scope of the present patent. Further, it is intended that the appended claims cover all such changes and modifications that fall within the scope and bounds of the appended claims, or equivalents of such scope and bounds.
Claims (4)
1. The installation method of the split type compression roller for the granulator is characterized by comprising the following steps: the split type compression roller for the granulator comprises an outer taper sleeve, an inner taper sleeve, a mounting screw, a bearing and a roller shaft; the inner hole of the outer taper sleeve is a taper hole with the taper smaller than 8 degrees, the excircle of the inner taper sleeve is a taper surface with the taper smaller than 8 degrees, and the inner hole of the outer taper sleeve is matched with the taper surface of the inner taper sleeve; the inner taper sleeve is rotatably supported on the roll shaft through a bearing; the large end side of the outer taper sleeve is provided with a mounting half threaded hole, the large end side of the inner taper sleeve is provided with a mounting half unthreaded hole, the mounting half threaded hole and the mounting half unthreaded hole are coaxial and have the same diameter, the mounting half unthreaded hole is a blind hole, and the depth of the mounting half unthreaded hole is smaller than that of the mounting half threaded hole; the mounting screw is matched with the mounting half-thread hole and is positioned in the mounting half-thread hole; the inner taper sleeve and the outer taper sleeve are assembled according to the following method: the mounting screw is matched with the mounting half-thread hole and is positioned in the mounting half-thread hole, the mounting screw is gradually screwed, the large end of the conical surface of the inner taper sleeve moves towards the small end of the outer taper sleeve, the conical surface of the inner taper sleeve and the inner hole of the outer taper sleeve are gradually in interference fit to generate self locking, and the outer taper sleeve and the inner taper sleeve form a whole.
2. The method for installing the split type pressing roller for the granulator according to claim 1, wherein: the installation half screw hole all has a plurality ofly with the installation half unthreaded hole, and the equipartition is on same circumference.
3. The disassembly method of the split type compression roller for the granulator is characterized by comprising the following steps: the split type compression roller for the granulator comprises an outer taper sleeve, an inner taper sleeve, a bearing and a roller shaft; the inner hole of the outer taper sleeve is a taper hole with the taper smaller than 8 degrees, the excircle of the inner taper sleeve is a conical surface with the taper smaller than 8 degrees, and the inner hole of the outer taper sleeve is matched with the conical surface of the inner taper sleeve; the outer taper sleeve is connected with the inner taper sleeve; the inner taper sleeve is rotatably supported on the roll shaft through a bearing; the large end side of the outer taper sleeve is provided with a dismounting half unthreaded hole, the large end side of the inner taper sleeve is provided with a dismounting half threaded hole, the dismounting half threaded hole and the dismounting half unthreaded hole are coaxial and have the same diameter, the dismounting half unthreaded hole is a blind hole, and the depth of the dismounting half unthreaded hole is smaller than that of the dismounting half threaded hole; the dismounting screw used for being matched with the dismounting half-thread hole is positioned in the dismounting half-thread hole; the inner taper sleeve and the outer taper sleeve are separated according to the following method: the disassembly screw is screwed into the disassembly half threaded hole, the disassembly screw is located in the disassembly half threaded hole, the disassembly screw is gradually screwed, the large end of the conical surface of the inner taper sleeve moves towards the small end of the outer taper sleeve, the small end of the inner taper sleeve moves towards the large end of the outer taper sleeve, and the conical surface of the inner taper sleeve is gradually separated from the tapered hole of the outer taper sleeve.
4. The disassembling method of the split type pressing roll for the granulator according to claim 3, wherein: the dismounting half threaded holes and the dismounting half unthreaded holes are all multiple and are uniformly distributed on the same circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210536987.3A CN114922897A (en) | 2022-05-17 | 2022-05-17 | Method for mounting and dismounting split type compression roller for granulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210536987.3A CN114922897A (en) | 2022-05-17 | 2022-05-17 | Method for mounting and dismounting split type compression roller for granulator |
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|---|---|
| CN114922897A true CN114922897A (en) | 2022-08-19 |
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| CN202210536987.3A Pending CN114922897A (en) | 2022-05-17 | 2022-05-17 | Method for mounting and dismounting split type compression roller for granulator |
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2022
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2572091Y (en) * | 2002-09-17 | 2003-09-10 | 雷永志 | Connection taper-sleeve quick assembling/disassembling by roulette screw |
| JP2011037576A (en) * | 2009-08-11 | 2011-02-24 | Ito Denki Kk | Tapered sleeve and carrying roller |
| CN203847577U (en) * | 2013-12-20 | 2014-09-24 | 西安斯克达机械制造有限公司 | Quick detachable connector with inner conical sleeve |
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