CN103791060B - Split type belt pulley - Google Patents
Split type belt pulley Download PDFInfo
- Publication number
- CN103791060B CN103791060B CN201310752057.2A CN201310752057A CN103791060B CN 103791060 B CN103791060 B CN 103791060B CN 201310752057 A CN201310752057 A CN 201310752057A CN 103791060 B CN103791060 B CN 103791060B
- Authority
- CN
- China
- Prior art keywords
- hole
- irregularly
- end cap
- wheel disk
- belt pulley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/32—Friction members
- F16H55/36—Pulleys
- F16H55/46—Split pulleys
-
- 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
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/32—Friction members
- F16H55/52—Pulleys or friction discs of adjustable construction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pulleys (AREA)
Abstract
The invention discloses a kind of split type belt pulley.This belt pulley comprises: left wheel disk, and central authorities offer left irregularly-shaped hole; The outer circumference of inner side surface has the revolver groove conical surface; Right wheel disk, central authorities offer right irregularly-shaped hole; The outer circumference of inner side surface has the right race conical surface; End cap, central authorities offer end cap irregularly-shaped hole; Outer side surface offers multiple end cap and to step down through hole and multiple end cap tapped through hole; Mandrel, its outer circumferential face cross section is locate shaped face with the circumference of the right irregularly-shaped hole adaptation of the left irregularly-shaped hole of left wheel disk central authorities, right wheel disk central authorities; The two ends of outer circumferential face offer the draw-in groove rotating clamping with end cap irregularly-shaped hole circumference respectively; Adjustment screw, it is the column of cross section circle, and has outside thread.This split type belt pulley directly regulates the relative distance of belt pulley two Split type structure can realize the wear compensation of belt pulley by adjustment screw, and the adjustment of belt tension or adjustment race coplane degree, and regulate efficiency high, adjustment cost is low, easy to operate.
Description
Technical field
The present invention relates to belt pulley field, particularly the split type belt pulley of one.
Background technique
Belt pulley belongs to hub class part, is the device that field of industrial production is conventional, particularly at diesel engine arts.Existing belt pulley generally adopts cast inblock or forging in manufacturing process.What stock size was larger is designed to the method using casting, and material is all generally cast iron (castability is better), seldom uses cast steel (castability of steel is not good); Stock size is less, can be designed as forging, and material is steel.
Belt pulley is mainly used in the occasion of Long Distant Transmit power, such as the output of miniature diesel mechanomotive force.There are belt pulley wearing and tearing in the belt train of diesel engine, need the problem of further tensioning or adjustment race coplane degree, because existing belt pulley adopts cast inblock or forging, need directly to change belt pulley, belt when further tensioning or adjustment race coplane degree, and regulate tensioning mechanism or regulate mounting bracket.Direct replacing belt pulley, belt cause the waste of material, replacement cost high, and regulate tensioning mechanism or regulate mounting bracket complicated operation, and adjustment member is many, easily affects the normal operation of diesel engine belt pulley system.
Summary of the invention
The present invention is to overcome defect in above-mentioned prior art, provides a kind of simple and reasonable, directly regulates belt pulley to realize wear compensation, and the adjustment of belt tension or adjustment race coplane degree, adjustment efficiency is high, and adjustment cost is low, easy to operate split type belt pulley.
For achieving the above object, according to the invention provides a kind of split type belt pulley, comprising:
Left wheel disk, it is discoid, and central authorities offer left irregularly-shaped hole; Outer side surface offers along left irregularly-shaped hole outer circumference circumference multiple left hand thread blind hole uniformly at intervals and multiple left hand thread through hole; The outer circumference of inner side surface has the revolver groove conical surface;
Right wheel disk, it is discoid, and central authorities offer right irregularly-shaped hole; Outer side surface evenly offers multiple right-hand thread blind hole one along right irregularly-shaped hole outer circumference circumference; The outer circumference of inner side surface has the right race conical surface, and evenly offers right-hand thread blind hole two corresponding to the left hand thread through hole of multiple and described left wheel disk along right irregularly-shaped hole outer circumference circumference;
End cap, it is discoid, and central authorities offer end cap irregularly-shaped hole; Outer side surface offers to step down through hole and multiple end cap tapped through hole along end cap irregularly-shaped hole outer circumference circumference multiple end caps uniformly at intervals, end cap step down the left hand thread through hole of through hole and left wheel disk, right wheel disk inner side surface right-hand thread blind hole two correspondingly to offer, the left hand thread blind hole of end cap tapped through hole and left wheel disk, the outer side surface right-hand thread blind hole one of right wheel disk is corresponding offers;
Mandrel, its outer circumferential face cross section is locate shaped face with the circumference of the right irregularly-shaped hole adaptation of the left irregularly-shaped hole of left wheel disk central authorities, right wheel disk central authorities; The two ends of outer circumferential face offer the draw-in groove rotating clamping with end cap irregularly-shaped hole circumference respectively;
Adjustment screw, it is the column of cross section circle, and has outside thread.
In technique scheme, left hand thread blind hole and left hand thread through hole are four.
In technique scheme, right-hand thread blind hole one and right-hand thread blind hole two are four.
In technique scheme, step down through hole and end cap tapped through hole of end cap is four.
In technique scheme, end cap irregularly-shaped hole is the square hole of foursquare arc transition.
In technique scheme, mandrel is straight tube-like.
In technique scheme, draw-in groove is ring.
Compared with prior art, the present invention has following beneficial effect: this split type belt sheave structure advantages of simple, directly regulate the relative distance of belt pulley two Split type structure can realize the wear compensation of belt pulley by adjustment screw, and the adjustment of belt tension or adjustment race coplane degree, adjustment efficiency is high, adjustment cost is low, easy to operate.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of split type belt pulley of the present invention;
Fig. 2 is the sectional structure schematic diagram of split type belt pulley of the present invention;
Fig. 3 is the left wheel disk structural representation of split type belt pulley of the present invention;
Fig. 4 is the sectional structure schematic diagram in the A-A direction of Fig. 3;
Fig. 5 is the right wheel disk structural representation of split type belt pulley of the present invention;
Fig. 6 is the sectional structure schematic diagram in the B-B direction of Fig. 5;
Fig. 7 is the end cover structure schematic diagram of split type belt pulley of the present invention;
Fig. 8 is the core shaft structure schematic diagram of split type belt pulley of the present invention;
Fig. 9 is the sectional structure schematic diagram in the C-C direction of Fig. 8;
Figure 10 is the adjustment bolt structure schematic diagram of split type belt pulley of the present invention;
Description of reference numerals:
1-left wheel disk, the left irregularly-shaped hole of 11-, 12-left hand thread blind hole, 13-left hand thread through hole, the 14-revolver groove conical surface, 2-right wheel disk, the right irregularly-shaped hole of 21-, the right race conical surface of 22-right-hand thread blind hole one, 23-, 24-right-hand thread blind hole two, 3-end cap, 31-end cap irregularly-shaped hole, 32-end cap is stepped down through hole, 33-end cap tapped through hole, 4-mandrel, 41-shaped face, 42-draw-in groove, 5-adjusts screw.
Embodiment
Below in conjunction with accompanying drawing, a specific embodiment of the present invention is described in detail, but is to be understood that protection scope of the present invention not by the restriction of embodiment.It will be appreciated that, mentioned in following mode of execution of the present invention " on ", D score, "left", "right", " front " and " reverse side " all with the direction shown in each figure for benchmark, these words being used for limiting direction are only used to be convenient to illustrate, do not represent the restriction to the concrete technological scheme of the present invention.
Split type belt sheave structure advantages of simple of the present invention, directly regulate the relative distance of belt pulley two Split type structure can realize the wear compensation of belt pulley by adjustment screw, and the adjustment of belt tension or adjustment race coplane degree, regulate efficiency high, adjustment cost is low, easy to operate.
Be described through citing but unrestriced mode describes the disclosure in detail below, should be understood that various aspect of the present disclosure can by independent realization or the realization be combined with other aspects.This specification clearly enables those skilled in the art to manufacture and uses us to believe for new and non-obvious improvement, describe the application of some embodiments, alternative, modification, alternative and system, comprise the current best mode being considered to perform the inventive principle described in this specification.When describing element or feature and/or embodiment, be intended to represent that to have in element or feature one or more titled with " one " " one " " being somebody's turn to do " and " described ".Term " comprises " " comprising " and " having " is intended to be comprising property, and represents also have extra element or feature beyond those specifically described elements or feature.
As depicted in figs. 1 and 2, the concrete structure of this split type belt pulley comprises: left wheel disk 1, right wheel disk 2, end cap 3, mandrel 4 and adjustment screw 5.Left wheel disk 1 and right wheel disk 2 are located in mandrel 4 periphery in opposite directions; End cap 3 is a pair, mandrel 4 periphery is located in respectively from the outside of left wheel disk 1 and right wheel disk 2, and realize left wheel disk 1 and right wheel disk 2 by adjustment screw 5, and left wheel disk 1, right wheel disk 2 are connected and fixed with end cap 3, directly regulate the relative distance of left wheel disk 1 and right wheel disk 2 can realize the wear compensation of belt pulley by adjustment screw, and the adjustment of belt tension or adjustment race coplane degree, regulate efficiency high, adjustment cost is low, easy to operate.
As shown in Figure 3 and Figure 4, left wheel disk 1 is discoid, and central authorities offer left irregularly-shaped hole 11; Outer side surface offers multiple left hand thread blind hole 12 and multiple left hand thread through hole 13, and left hand thread blind hole 12 and the left hand thread through hole 13 of the present embodiment are four, and left hand thread blind hole 12 and left hand thread through hole 13 are along left irregularly-shaped hole 11 outer circumference circumference uniformly at intervals; The outer circumference of inner side surface has the revolver groove conical surface 14.
As shown in Figure 5 and Figure 6, right wheel disk 2 is discoid, and central authorities offer right irregularly-shaped hole 21; Outer side surface evenly offers multiple right-hand thread blind hole 1 along right irregularly-shaped hole 21 outer circumference circumference; The outer circumference of inner side surface has the right race conical surface 23, and evenly offering multiple right-hand thread blind hole two 24 corresponding with the left hand thread through hole 13 of left wheel disk 1 along right irregularly-shaped hole 21 outer circumference circumference, right-hand thread blind hole 1 and the right-hand thread blind hole 2 24 of the present embodiment are four.
As shown in Figure 7, end cap 3 is discoid, and central authorities offer end cap irregularly-shaped hole 31, and end cap irregularly-shaped hole 31 is the square hole of foursquare arc transition; Outer side surface offers multiple end cap and to step down through hole 32 and multiple end cap tapped through hole 33, step down through hole 32 and end cap tapped through hole 33 of the end cap of the present embodiment is four, end cap steps down through hole 32 and end cap tapped through hole 33 along end cap irregularly-shaped hole 31 outer circumference circumference uniformly at intervals, wherein, end cap step down the left hand thread through hole 13 of through hole 32 and left wheel disk 1, right wheel disk 2 inner side surface right-hand thread blind hole 2 24 correspondingly to offer, the left hand thread blind hole 12 of end cap tapped through hole 33 and left wheel disk 1, the outer side surface right-hand thread blind hole 1 of right wheel disk 2 is corresponding offers.
As shown in Figure 8 and Figure 9, mandrel 4 is straight tube-like, outer circumferential face cross section is the shaped face 41 with right irregularly-shaped hole 21 adaptation of the left irregularly-shaped hole 11 of left wheel disk 1 central authorities, right wheel disk 2 central authorities, left wheel disk 1 and right wheel disk 2 distribute be located in mandrel 4 by the left irregularly-shaped hole 11 of central authorities, right irregularly-shaped hole 21 shaped face 41 on circumference location, left wheel disk 1 and right wheel disk 2 can be moved axially but without relatively rotating with mandrel 4.The two ends of mandrel 4 outer circumferential face offer ring draw-in groove 42 respectively, and a pair end cap 3 is located in draw-in groove 42 by end cap irregularly-shaped hole 31, and circumference rotation 45 degree can realize the axial limiting of end cap 3 relative to mandrel 4.
As shown in Figure 10, adjustment screw 5 is the column of cross section circle, and has outside thread.
During assembling, first adjustment screw 5 is screwed to each left hand thread through hole 13 of left wheel disk 1 in advance, then by left wheel disk 1 and right wheel disk 2 in opposite directions and the adjustment screw 5 of left wheel disk 1 is protruded aim at the right-hand thread blind hole 2 24 of right wheel disk 2, run through mandrel 4 and stop centre; Then end cap 3 is stopped draw-in groove 42 through mandrel 4 two ends, rotate 45 degree of adjustment screws 5 of being positioned at end cap tapped through hole 33 make adjustment screw 5 aim at the left hand thread blind hole 12 of left wheel disk 1, the right-hand thread blind hole 1 of right wheel disk 2 of continuing to back-out relative to mandrel 4.The width of the race that the right race conical surface 23 of the revolver groove conical surface 14 and right wheel disk 2 that regulate left wheel disk 1 is formed and position, tighten each adjustment screw 5 and locking, thus make left wheel disk 1, right wheel disk 2, end cap 3, mandrel 4, adjusts screw 5 one integrated mass.Regulate adjustment screw 5 to change the distance in opposite directions of left wheel disk 1 and right wheel disk 2, thus change wheel well width can compensate race wearing and tearing, or the belt of adaptive different size, tightening belt.Regulate adjustment screw 5 to change the position of the relative end cap 3 of race symmetry plane simultaneously, more accurate race coplane degree can be regulated in train.
To sum up, this split type belt sheave structure advantages of simple, directly regulates the relative distance of belt pulley two Split type structure can realize the wear compensation of belt pulley by adjustment screw, and the adjustment of belt tension or adjustment race coplane degree, adjustment efficiency is high, and adjustment cost is low, easy to operate.
Last it is noted that above embodiment only in order to illustrate the present invention and and unrestricted technological scheme described in the invention; Therefore, although this specification with reference to each above-mentioned embodiment to present invention has been detailed description, those of ordinary skill in the art should be appreciated that and still can modify to the present invention or equivalent to replace; And all do not depart from technological scheme and the improvement thereof of the spirit and scope of the present invention, it all should be encompassed in right of the present invention.
Claims (7)
1. a split type belt pulley, is characterized in that, comprising:
Left wheel disk, it is discoid, and central authorities offer left irregularly-shaped hole; Outer side surface offers along described left irregularly-shaped hole outer circumference circumference multiple left hand thread blind hole uniformly at intervals and multiple left hand thread through hole; The outer circumference of inner side surface has the revolver groove conical surface;
Right wheel disk, it is discoid, and central authorities offer right irregularly-shaped hole; Outer side surface evenly offers multiple right-hand thread blind hole one along described right irregularly-shaped hole outer circumference circumference; The outer circumference of inner side surface has the right race conical surface, and the right-hand thread blind hole two that the left hand thread through hole evenly offering multiple and described left wheel disk along described right irregularly-shaped hole outer circumference circumference is corresponding;
End cap, it is discoid, and central authorities offer end cap irregularly-shaped hole; Outer side surface offers to step down through hole and multiple end cap tapped through hole along described end cap irregularly-shaped hole outer circumference circumference multiple end caps uniformly at intervals, described end cap step down the left hand thread through hole of through hole and left wheel disk, right wheel disk inner side surface right-hand thread blind hole two correspondingly to offer, the left hand thread blind hole of described end cap tapped through hole and left wheel disk, the outer side surface right-hand thread blind hole one of right wheel disk is corresponding offers;
Mandrel, its outer circumferential face cross section is locate shaped face with the circumference of the right irregularly-shaped hole adaptation of the left irregularly-shaped hole of described left wheel disk central authorities, right wheel disk central authorities; The two ends of outer circumferential face offer the draw-in groove rotating clamping with end cap irregularly-shaped hole circumference respectively;
Adjustment screw, it is the column of cross section circle, and has outside thread.
2. split type belt pulley according to claim 1, is characterized in that: described left hand thread blind hole and left hand thread through hole are four.
3. split type belt pulley according to claim 2, is characterized in that: described right-hand thread blind hole one and right-hand thread blind hole two are four.
4. split type belt pulley according to claim 3, is characterized in that: step down through hole and end cap tapped through hole of described end cap is four.
5. split type belt pulley according to any one of claim 1 to 4, is characterized in that: described end cap irregularly-shaped hole is the square hole of foursquare arc transition.
6. split type belt pulley according to claim 5, is characterized in that: described mandrel is straight tube-like.
7. split type belt pulley according to claim 5, is characterized in that: described draw-in groove is ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310752057.2A CN103791060B (en) | 2013-12-31 | 2013-12-31 | Split type belt pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310752057.2A CN103791060B (en) | 2013-12-31 | 2013-12-31 | Split type belt pulley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103791060A CN103791060A (en) | 2014-05-14 |
| CN103791060B true CN103791060B (en) | 2016-02-24 |
Family
ID=50667005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310752057.2A Active CN103791060B (en) | 2013-12-31 | 2013-12-31 | Split type belt pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103791060B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103807412A (en) * | 2014-03-04 | 2014-05-21 | 广西玉柴机器股份有限公司 | Split-type belt pulley |
| CN104482145A (en) * | 2014-12-08 | 2015-04-01 | 陈焕祥 | Belt pulley device for motor |
| CN104864070A (en) * | 2015-05-04 | 2015-08-26 | 李跃东 | Portable belt drive mechanism |
| CN107283042A (en) * | 2017-06-23 | 2017-10-24 | 苏州西岩机械技术有限公司 | A kind of friction-welding machine collet |
| CN110672444A (en) * | 2019-11-06 | 2020-01-10 | 中天科技海缆有限公司 | Cable abrasion testing platform and testing method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2773393A (en) * | 1954-06-08 | 1956-12-11 | Dodge Mfg Corp | Variable pitch sheaves |
| US3034366A (en) * | 1960-02-01 | 1962-05-15 | Tann Corp | Variable pitch pulley |
| GB2127932B (en) * | 1982-09-28 | 1986-07-09 | Wyrepak Ind Inc | Low-friction plastic multi-part sheave |
| JPH1113846A (en) * | 1997-06-27 | 1999-01-22 | Koyo Seiko Co Ltd | Variable diametric pulley |
| CN201225393Y (en) * | 2008-05-16 | 2009-04-22 | 四川德恩机械有限责任公司 | Diameter-adjustable belt pulley |
| CN203627722U (en) * | 2013-12-31 | 2014-06-04 | 广西玉柴机器股份有限公司 | Split belt pulley |
-
2013
- 2013-12-31 CN CN201310752057.2A patent/CN103791060B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2773393A (en) * | 1954-06-08 | 1956-12-11 | Dodge Mfg Corp | Variable pitch sheaves |
| US3034366A (en) * | 1960-02-01 | 1962-05-15 | Tann Corp | Variable pitch pulley |
| GB2127932B (en) * | 1982-09-28 | 1986-07-09 | Wyrepak Ind Inc | Low-friction plastic multi-part sheave |
| JPH1113846A (en) * | 1997-06-27 | 1999-01-22 | Koyo Seiko Co Ltd | Variable diametric pulley |
| CN201225393Y (en) * | 2008-05-16 | 2009-04-22 | 四川德恩机械有限责任公司 | Diameter-adjustable belt pulley |
| CN203627722U (en) * | 2013-12-31 | 2014-06-04 | 广西玉柴机器股份有限公司 | Split belt pulley |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103791060A (en) | 2014-05-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103791060B (en) | Split type belt pulley | |
| CN103791062B (en) | Diameter changeable pulley | |
| CN201511274U (en) | Excircle grinding tool for shaft sleeve | |
| CN104907595B (en) | The inner support swelling fixture and Cutting Process of ultra-thin-wall large-size cylinder body class cutting workpiece | |
| CN105856156A (en) | Multifunctional puller | |
| CN106640995A (en) | Clamping mechanism and equipment provided with same | |
| CN204382065U (en) | Folder embraced by a kind of sleeping vertical dual-purpose main shaft | |
| CN203627722U (en) | Split belt pulley | |
| CN203614701U (en) | Variable-diameter belt pulley | |
| CN201651169U (en) | Worm and wheel-worm transmission device | |
| CN201827298U (en) | Adjustable worm gear reduction gearbox | |
| CN103212583A (en) | Roll gap adjusting and fixing device | |
| CN208495381U (en) | Rolling wheel can be repaired | |
| CN204992886U (en) | Device for preventing axle drunkenness | |
| CN203245187U (en) | Roller gap adjusting fixing device | |
| CN105581847A (en) | Tightness-adjustable dental handpiece | |
| CN202867565U (en) | Rolling bearing sleeve for ball grinding mill | |
| CN205703754U (en) | A kind of emery wheel location structure | |
| CN202155777U (en) | Device for fixing saw blade of large-diameter bar grinding wheel saw | |
| CN202655722U (en) | Adjustable and changeable tool bit module | |
| CN207647953U (en) | A kind of axis head nut | |
| CN204263848U (en) | A kind of adjustable axis of bicycle rim | |
| CN108637340A (en) | A kind of big plain milling high speed hanging feet | |
| CN205231903U (en) | Motor end cover convenient to change bearing | |
| CN103807412A (en) | Split-type belt pulley |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |