CN104033499A - Aluminum alloy bearing base and processing method thereof - Google Patents
Aluminum alloy bearing base and processing method thereof Download PDFInfo
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- CN104033499A CN104033499A CN201410233717.0A CN201410233717A CN104033499A CN 104033499 A CN104033499 A CN 104033499A CN 201410233717 A CN201410233717 A CN 201410233717A CN 104033499 A CN104033499 A CN 104033499A
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Abstract
The invention discloses an aluminum alloy bearing base and a manufacturing method thereof. The aluminum alloy bearing base comprises a base body, wherein the base body comprises a bearing hole in the middle, and an outer cylindrical surface; a bearing axial positioning surface is arranged at the outer side of the bearing hole; an axle hole with the diameter smaller than the diameter of the bearing hole is formed at the outer side of the bearing axial positioning surface; a connecting boss projected on an axial connecting end surface is arranged at the inner side end of the bearing hole; the outer cylindrical surface of the boss is matched with a mounting hole of an equipment mounting surface; the connecting end surface is matched with the equipment mounting surface; a plurality of connecting holes are formed on the axial end surface; and counter bores positioned on the same axial line with the connecting holes and with the diameters greater than the diameters of the connecting holes are formed at the axial outer sides of the connecting holes. The aluminum alloy bearing base has the advantages of simple and compact structure, light mass, easy installation and disassembly, high production efficiency and low manufacturing and use cost, and is particularly suitable for small and light equipment.
Description
Technical field
The present invention relates to mechanical equipment technical field, particularly a kind of aluminum alloy bearing seat and processing method.
Background technique
Machinery of the prior art, small-sized and light equipment particularly, such as the UV seasoning machine in printing equipment, need many power transmission arrangments, these power transmission arrangments are in order to obtain higher transmission efficiency, conventionally need to be by bearings on body framework, simultaneously for compact structure, this just need to offer bearing support on body, bearing is installed in inner hole of bearing seat, then the driving parts such as gear are fixed on coupling shaft, so bearing top circle and axis bearing attachment hole, and coupling shaft is connected driving parts is fixed in frame with bearing by interference fit, thereby reach the effect of transferring power.The reason putting in place due to the reliability of drive mechanism and use thereof, maintenance department, bearing there will be fault, even scraps, cause damage to normal production, need dismounting maintenance, reason due to interference fit, often dismounting has reduced the size of bearing support and the precision of roughness, when serious, cause that the damage due to bearing support causes scrapping of whole equipment, production and user cost have been strengthened, due to bearing, be arranged on the inner side of equipment simultaneously, dismounting, change inconveniently, increased device maintenance personnel's labor intensity, even have potential safety hazard.Because bearing is installed the requirement need to meet quantity, intensity and velocity ratio, make the volume structure of frame huger, structure is not compact, is not easy to reduce its volume, increased quality and the cost of product complete machine.
Summary of the invention
Object of the present invention is exactly the problems referred to above that exist for solving prior art, and a kind of aluminum alloy bearing seat is provided; Simple in structure, compact, quality is light, is easy to manufacture, mount and dismount, and manufacturing efficiency is high, has reduced manufacturing cost and use cost, is particularly useful for small-sized and light equipment use.
The present invention also provides a kind of aluminum alloy bearing seat and processing method.
The technological scheme of technical solution problem of the present invention is:
A kind of aluminum alloy bearing seat, comprise pedestal, bearing hole in the middle of described pedestal comprises, external cylindrical surface, bearing hole outside is provided with bearing axial locating surface, bearing axial locating surface outside is provided with the axis hole that diameter is less than bearing hole diameter, the inner end of bearing hole is provided with the connection boss of outstanding axial connecting end surface, the external cylindrical surface of described boss coordinates with the mounting hole of equipment attachment face, connecting end surface coordinates with equipment attachment face, described axial end is provided with a plurality of attachment holes, the axial outside of described attachment hole is provided with the counterbore that is greater than attachment hole diameter with the diameter of attachment hole coaxial line.
At least one is made as slotted hole described attachment hole.
Described bearing hole and raised head face connection part are provided with fillet structure.By being provided with fillet structure, make bearing be easy to dismounting.
Described attachment hole is located on the radial protrusion being connected with external cylindrical surface, described radial protrusion is uniform at circumferencial direction along the center line of bearing hole, between described adjacent radial protrusion, it is groove, described attachment hole is located at radial protrusion place, and the center line of attachment hole is uniform along the center line of bearing hole, the outer surface of described radial protrusion is and a part for the cylndrical surface of external cylindrical surface coaxial line that the diameter of described cylndrical surface is greater than the diameter of external cylindrical surface.By at the uniform radial protrusion of circumferencial direction, cylndrical surface being divided into radial protrusion part and groove, due to the existence of groove, meeting the quality that has reduced bearing support on the basis of working strength, reduced materials cost and manufacture cost.
The outer surface of described radial protrusion is connected with external cylindrical surface by First Transition circular arc, the second transition arc.By outer surface and the external cylindrical surface coaxial line of radial protrusion, and be connected with external cylindrical surface by First Transition circular arc, the second transition arc, when can meet connection part requirement of strength, can reduce again the stress of this connection part, the damage of avoiding stress to concentrate causing, simultaneously compact structure.
A processing method for aluminum alloy bearing seat, comprises the following steps:
1) by pressing method, obtain the aluminium alloy extrusions of 6m;
2) by cast-cutting saw, aluminium alloy extrusions is cut off vertically and forms aluminum alloy bearing seat blank according to needed size;
3) utilize external cylindrical surface as supporting and gripping surface, aluminum alloy bearing seat blank is located, clamped on lathe, disposable location simultaneously to bearing hole, axis hole, boss external cylindrical surface and raised head face processing, then processes counterbore after clamping.
The sectional shape of described aluminium alloy extrusions is that Intermediate Gray has blank hole, attachment hole and radial protrusion structure, and the outer surface of described radial protrusion is connected with external cylindrical surface by First Transition circular arc, the second transition arc; The outer surface of radial protrusion and external cylindrical surface coaxial line.
Beneficial effect of the present invention:
1. compact structure of the present invention, quality is light, is easy to processing, installation and removal, and manufacturing efficiency is high, has reduced manufacturing cost and use cost, is particularly useful for small-sized and light equipment and uses.
2. external cylindrical surface, the connecting end surface by boss and coordinate location with the erection space mounting hole of equipment, positioning precision is high, attachment hole is made as after slotted hole, thereby the links such as bolt easily stretch into from this slotted hole that screw mouth is convenient to coordinate with attachment face is connected and fixed and can affect assembly precision, therefore in the accuracy of manufacturing comparison low-key situation in profile workblank hole, can guarantee assembly precision and quality.
3. by bearing hole and raised head face connection part, be provided with fillet structure, make bearing be easy to dismounting.
4. by the uniform radial protrusion of circumferencial direction, cylndrical surface being divided into radial protrusion part and groove, due to the existence of groove, meet the quality that has reduced bearing support on the basis of working strength, reducing materials cost and manufacture cost.
5. by outer surface and the external cylindrical surface coaxial line of radial protrusion, and be connected with external cylindrical surface by First Transition circular arc, the second transition arc, when can meet connection part requirement of strength, can reduce again the stress of this connection part, the damage of avoiding stress to concentrate causing, simultaneously compact structure.
Accompanying drawing explanation
Fig. 1 is the aluminum alloy bearing stand structure schematic diagram of three attachment holes of the present invention;
Fig. 2 is the sectional view of Fig. 1;
Fig. 3 is the aluminum alloy bearing stand structure schematic diagram of two attachment holes of the present invention;
Fig. 4 is the sectional view of Fig. 3;
Fig. 5 is the aluminum alloy bearing seat blahk structure schematic diagram of two attachment holes of the present invention;
Fig. 6 is the sectional view of Fig. 5.
Embodiment
In order to understand better the present invention, below in conjunction with accompanying drawing, explain in detail embodiments of the present invention.
As shown in Figures 1 to 6, a kind of aluminum alloy bearing seat, comprise pedestal 1, bearing hole 2 in the middle of described pedestal 1 comprises, external cylindrical surface 11, bearing hole 2 outsides are provided with bearing axial locating surface 3, bearing axial locating surface 3 outsides are provided with the axis hole 8 that diameter is less than bearing hole 2 diameters, the inner end of bearing hole 2 is provided with the connection boss 4 of outstanding axial connecting end surface 5, the external cylindrical surface 17 of described boss 4 coordinates with the mounting hole on the attachment face of body, by boss, coordinate the radial location that realizes bearing support with mounting hole, connecting end surface 5 coordinates with the attachment face of body, described axial connecting end surface 5 is provided with a plurality of attachment holes 6, the axial outside of described attachment hole 6 is provided with the counterbore 7 that is greater than attachment hole 6 diameters with the diameter of attachment hole 6 coaxial lines.The size of structure and the size of the load born according to the present invention, described attachment hole 6 quantity can be from two, three to tens not etc.
At least one is made as slotted hole 19 described attachment hole 6.External cylindrical surface 17, connecting end surface 5 by boss 4 and coordinate location with the erection space mounting hole of equipment, positioning precision is high, attachment hole 6 is made as after slotted hole 19, thereby the links such as bolt easily stretch into from this slotted hole that screw mouth is convenient to coordinate with attachment face is connected and fixed and can affect assembly precision, therefore in the accuracy of manufacturing comparison low-key situation in profile workblank hole, can guarantee assembly precision and quality.
Described bearing hole 2 is provided with fillet structure 16 with boss 4 end face connection parts.By being provided with fillet structure, make bearing be easy to dismounting.
Described attachment hole 6 is located on the radial protrusion 13 being connected with external cylindrical surface 11, described radial protrusion 13 is uniform at circumferencial direction along the center line 15 of bearing hole 2, between described adjacent radial protrusion 13, it is groove 18, described attachment hole 6 is located at radial protrusion 13 places, and the center line of attachment hole 6 is uniform along the center line 15 of bearing hole, the outer surface 14 of described radial protrusion 13 is and a part for the cylndrical surface 12 of external cylindrical surface 11 coaxial lines that the diameter of described cylndrical surface 12 is greater than the diameter of external cylindrical surface 11.By at the uniform radial protrusion 13 of circumferencial direction, cylndrical surface 12 being divided into radial protrusion 13 parts and groove 18, due to the existence of groove 18, meeting the quality that has reduced bearing support on the basis of working strength, reduced materials cost and manufacture cost.
The outer surface 14 of described radial protrusion 13 is connected with external cylindrical surface 11 by First Transition circular arc 10, the second transition arc 9.By the outer surface 14 and external cylindrical surface 11 coaxial lines of radial protrusion 13, and be connected with external cylindrical surface 11 by First Transition circular arc 10, the second transition arc 9, when can meet connection part requirement of strength, can reduce again the stress of this connection part, the damage of avoiding stress to concentrate causing, simultaneously compact structure.
A processing method for aluminum alloy bearing seat, comprises the following steps:
By pressing method, obtain the aluminium alloy extrusions of 6m;
By cast-cutting saw, aluminium alloy extrusions is cut off vertically and forms aluminum alloy bearing seat blank according to needed size;
Utilize external cylindrical surface 11 as supporting and gripping surface, aluminum alloy bearing seat blank is located, clamped on lathe, disposable location simultaneously to the blank hole 21 of bearing hole 2, axis hole 8 and boss 4 end face processing, then processes counterbore 7 after clamping.
The sectional shape of described aluminium alloy extrusions is middle blank hole 21, attachment hole 6 and radial protrusion 13 structures with bearing hole, and the outer surface 14 of described radial protrusion 13 is connected with external cylindrical surface 11 by First Transition circular arc 10, the second transition arc 9; Outer surface 14 and external cylindrical surface 11 coaxial lines of radial protrusion 13.Although above-mentioned, by reference to the accompanying drawings the embodiment of invention is described; but be not limiting the scope of the invention; on the basis of technological scheme of the present invention, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection scope of the present invention.
Claims (7)
1. an aluminum alloy bearing seat, comprise pedestal, it is characterized in that, bearing hole in the middle of described pedestal comprises, external cylindrical surface, bearing hole outside is provided with bearing axial locating surface, bearing axial locating surface outside is provided with the axis hole that diameter is less than bearing hole diameter, the inner end of bearing hole is provided with the connection boss of outstanding axial connecting end surface, the external cylindrical surface of described boss coordinates with the mounting hole of equipment attachment face, connecting end surface coordinates with equipment attachment face, described axial end is provided with a plurality of attachment holes, the axial outside of described attachment hole is provided with the counterbore that is greater than attachment hole diameter with the diameter of attachment hole coaxial line.
2. aluminum alloy bearing seat as claimed in claim 1, is characterized in that, at least one is made as slotted hole described attachment hole.
3. aluminum alloy bearing seat as claimed in claim 1, it is characterized in that, described attachment hole is located on the radial protrusion being connected with external cylindrical surface, described radial protrusion is uniform at circumferencial direction along the center line of bearing hole, between described adjacent radial protrusion, it is groove, described attachment hole is located at radial protrusion place, and the center line of attachment hole is uniform along the center line of bearing hole, the outer surface of described radial protrusion is and a part for the cylndrical surface of external cylindrical surface coaxial line that the diameter of described cylndrical surface is greater than the diameter of external cylindrical surface.
4. aluminum alloy bearing seat as claimed in claim 1, is characterized in that, the outer surface of described radial protrusion is connected with external cylindrical surface by First Transition circular arc, the second transition arc.
5. aluminum alloy bearing seat as claimed in claim 1, is characterized in that, described bearing hole and raised head face connection part are provided with fillet structure.
6. the processing method of the aluminum alloy bearing seat as described in claim 1 to 5 any one, is characterized in that, comprises the following steps:
1) by pressing method, obtain the aluminium alloy extrusions of 6m;
2) by cast-cutting saw, aluminium alloy extrusions is cut off vertically and forms aluminum alloy bearing seat blank according to needed size;
3) utilize external cylindrical surface as supporting and gripping surface, aluminum alloy bearing seat blank is located, clamped on lathe, disposable location simultaneously to bearing hole, axis hole, boss external cylindrical surface and raised head face processing, then processes counterbore after clamping.
7. the processing method of aluminum alloy bearing seat as claimed in claim 6, it is characterized in that, the sectional shape of described aluminium alloy extrusions is the structure of middle blank hole, attachment hole and radial protrusion with bearing hole, and the outer surface of described radial protrusion is connected with external cylindrical surface by First Transition circular arc, the second transition arc; The outer surface of radial protrusion and external cylindrical surface coaxial line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410233717.0A CN104033499A (en) | 2014-05-29 | 2014-05-29 | Aluminum alloy bearing base and processing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410233717.0A CN104033499A (en) | 2014-05-29 | 2014-05-29 | Aluminum alloy bearing base and processing method thereof |
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| CN104033499A true CN104033499A (en) | 2014-09-10 |
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| CN201410233717.0A Pending CN104033499A (en) | 2014-05-29 | 2014-05-29 | Aluminum alloy bearing base and processing method thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201093014Y (en) * | 2007-08-29 | 2008-07-30 | 沈颂凯 | Flange type bearing support |
| JP2009287656A (en) * | 2008-05-29 | 2009-12-10 | Suntory Holdings Ltd | Bearing block |
| CN202031999U (en) * | 2011-02-16 | 2011-11-09 | 合肥恒丰汽车零部件有限公司 | Bearing block |
| CN202623344U (en) * | 2012-06-06 | 2012-12-26 | 宿迁市强峰机械制造有限公司 | Straw pressing block forming machine upper pressing wheel bearing seat end cover |
| CN202833672U (en) * | 2012-10-30 | 2013-03-27 | 浙江瑞金铜铝型材有限公司 | Aluminium alloy bearing pedestal |
| DE102012216435A1 (en) * | 2012-09-14 | 2014-05-15 | Schaeffler Technologies Gmbh & Co. Kg | Bearing assembly for use with gear assembly, has bearing flange with doubling, which connects flange collar and bearing seat in one piece, where outer ring is fastened in axial direction in form-locking manner |
| CN204004010U (en) * | 2014-05-29 | 2014-12-10 | 济南今日摄影器材有限公司 | Aluminum alloy bearing seat |
-
2014
- 2014-05-29 CN CN201410233717.0A patent/CN104033499A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201093014Y (en) * | 2007-08-29 | 2008-07-30 | 沈颂凯 | Flange type bearing support |
| JP2009287656A (en) * | 2008-05-29 | 2009-12-10 | Suntory Holdings Ltd | Bearing block |
| CN202031999U (en) * | 2011-02-16 | 2011-11-09 | 合肥恒丰汽车零部件有限公司 | Bearing block |
| CN202623344U (en) * | 2012-06-06 | 2012-12-26 | 宿迁市强峰机械制造有限公司 | Straw pressing block forming machine upper pressing wheel bearing seat end cover |
| DE102012216435A1 (en) * | 2012-09-14 | 2014-05-15 | Schaeffler Technologies Gmbh & Co. Kg | Bearing assembly for use with gear assembly, has bearing flange with doubling, which connects flange collar and bearing seat in one piece, where outer ring is fastened in axial direction in form-locking manner |
| CN202833672U (en) * | 2012-10-30 | 2013-03-27 | 浙江瑞金铜铝型材有限公司 | Aluminium alloy bearing pedestal |
| CN204004010U (en) * | 2014-05-29 | 2014-12-10 | 济南今日摄影器材有限公司 | Aluminum alloy bearing seat |
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Application publication date: 20140910 |