CN110043630B - Helical gear with clearance gap - Google Patents
Helical gear with clearance gap Download PDFInfo
- Publication number
- CN110043630B CN110043630B CN201910414662.6A CN201910414662A CN110043630B CN 110043630 B CN110043630 B CN 110043630B CN 201910414662 A CN201910414662 A CN 201910414662A CN 110043630 B CN110043630 B CN 110043630B
- Authority
- CN
- China
- Prior art keywords
- helical gear
- groove
- rotating shaft
- clearance
- inner diameter
- 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.)
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Links
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims 1
- 239000011800 void material Substances 0.000 claims 1
- 239000003921 oil Substances 0.000 abstract description 19
- 239000010687 lubricating oil Substances 0.000 abstract description 5
- 238000005461 lubrication Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 14
- 239000000919 ceramic Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
-
- 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
- F16N—LUBRICATING
- F16N1/00—Constructional modifications of parts of machines or apparatus for the purpose of lubrication
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Transmission (AREA)
- Gears, Cams (AREA)
Abstract
The helical gear body comprises a fixing part, a meshing part and a clearance groove arranged on the fixing part, burrs are avoided in a drilled screw hole through the clearance groove, the assembly gap between the helical gear and a rotating shaft can be very small, the influence on the assembly gap is negligible, a fixing sleeve can be arranged in the clearance groove, the rotating shaft is prevented from being directly locked and contacted with the rotating shaft when a screw is locked, the rotating shaft is embossed and pressed, in addition, a square oil storage groove is arranged in the clearance groove and is used for storing rust-proof oil or lubricating oil, rust or poor lubrication of the gear is prevented, and the service life of the helical gear is greatly prolonged.
Description
Technical Field
The invention relates to the field of transmission of ceramic transmission rollers, in particular to a helical gear with a clearance gap.
Background
The ceramic product is conveyed forwards in a drying kiln in a ceramic factory through the rotation of the conveying roller, the cross section of the drying kiln is wide, the diameter of a steel roller is large, the load is heavy, the transmission distance is long, the chain wheel transmission is adopted before, the transmission stability is poor, additional dynamic load, vibration, impact and noise can be generated during operation, the operation is unstable, enterprise loss is very easy to cause, the chain wheel transmission is easy to wear, the maintenance and the daily maintenance are required to be put into much effort, the production cost is increased, the transverse turbine transmission is adopted at present, the transverse transmission shaft is arranged on one side of the conveying roller, a plurality of bevel gears are arranged on the transmission shaft, driven gears matched with the bevel gears are arranged on each conveying roller, the transverse transmission shaft rotates, all the conveying rollers matched with the bevel gears are driven to rotate, and then the product on the conveying roller is driven to advance, meanwhile, the operation is stable due to the high gear transmission precision, the quality of the product is improved, the transverse transmission shaft is provided with a plurality of bevel gears, the screw is required to be fixed on the rotating shaft, the screw hole is required to be worn, the universal through hole is formed, the installation and the fixing of the bevel gears are influenced, the installation and the inner diameter of the bevel gears is not easy to rotate, but the eccentric screw is convenient to rotate, the screw is not influenced, the eccentric screw is not to rotate, and the screw is convenient to rotate, and the screw is not really worn and the rotation is very long.
Therefore, further development is required for the above-described drawbacks of the transverse transmission bevel gear.
Disclosure of Invention
The invention aims to provide a helical gear with a clearance hole, aiming at the problem that burrs of a screw hole of the conventional helical gear affect the assembly and the eccentricity of the helical gear during locking.
The technical scheme of the invention is as follows:
helical gear body, its characterized in that: the helical gear comprises a helical gear body, and is characterized in that a through hole is formed in the middle of the helical gear body, the helical gear body comprises a fixing portion and a meshing portion, helical teeth are arranged on the outer side of the meshing portion, a screw hole is formed in the fixing portion, and a clearance groove is formed in the inner diameter of the fixing portion at the position corresponding to the screw hole.
Further, the clearance groove surrounds the inner diameter for a circle, wherein a square oil storage groove is arranged in the clearance groove and used for storing rust-preventive oil.
Furthermore, a fixing sleeve is arranged in the clearance groove, so that the screw is prevented from directly locking and contacting the rotating shaft during locking, and the rotating shaft is embossed on the rotating shaft.
Further, the hollow avoidance groove surrounds the inner diameter for a circle, wherein a plurality of symmetrical V-shaped oil guide grooves are arranged in the hollow avoidance groove, and the oil guide grooves are sequentially narrowed from outside to inside.
Furthermore, the opening direction of the V-shaped oil guide groove is opposite to the rotation direction of the bevel gear from large to small.
Further, the depth of the void-avoidance groove is between 1mm and 10mm compared with the inner diameter.
Further, the clearance groove is arranged in the groove right below the screw hole and does not surround the inner diameter for a circle.
Further, a plurality of screw holes are formed in the fixing portion.
The helical gear with the clearance space has the advantages that: through setting up the empty slot that keeps away that the screw hole corresponds the position setting on the fixed part, will produce the burr at the drilling screw hole and avoid, can accomplish very little with the fit-up gap between helical gear and the pivot, influence to it can be ignored, can install fixed cover simultaneously in the empty slot that keeps away, direct lock contacts the pivot when preventing the screw lock, with pivot knurling pivot, in addition, be equipped with square oil storage tank in the empty slot for save rust-proof oil or lubricating oil, prevent that the gear from rust or lubrication is bad, great improvement helical gear's life.
Drawings
Fig. 1 is a front view of a helical gear with a clearance gap according to the present invention.
Fig. 2 is a top view of a helical gear with a clearance gap according to the present invention.
Fig. 3 is a cross-sectional view of a helical gear with a clearance gap according to the present invention.
Detailed Description
The helical gear with the clearance provided by the invention is used for making the purpose, the technical scheme and the effect of the helical gear clearer and more definite, and the invention is further described in detail below by referring to the accompanying drawings and the embodiment. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The helical gear with the clearance space provided by the invention has the structure shown in figures 1, 2 and 3 and comprises:
the middle of the helical gear body 10 is provided with a through hole, the helical gear body 10 is nested in the rotating shaft through the through hole, the helical gear body 10 comprises a fixing part 11 and a meshing part 12, helical teeth are arranged on the outer side of the meshing part 12, the helical gear is meshed with other gears for transmission, in order to fix the helical gear on the rotating shaft, the fixing part 11 is provided with a locked screw hole 111, the helical gear is fixed through the screw locking screw hole, the helical gear inner diameter is provided with a clearance groove 112 corresponding to the screw hole 111, burrs are generated when the screw hole is drilled through the clearance groove 112, so that the cooperation of the helical gear inner diameter and the rotating shaft is more compact, the assembly gap between the helical gear and the rotating shaft is very small, and the influence on the helical gear can be ignored.
Specifically, the clearance groove 112 is a groove surrounding the circumference of the inner diameter, wherein a square oil storage groove is arranged in the clearance groove 112 and used for storing rust-proof oil or lubricating oil, rust prevention and lubrication are performed on the gear, and the service life of the helical gear is prolonged.
Specifically, the hollow groove 112 is provided with a fixing sleeve 113, so that the screw is prevented from being locked and directly locked to contact the rotating shaft, the rotating shaft is embossed to form the rotating shaft, the rotating shaft is deformed, and the bevel gear is convenient to maintain and replace.
In this embodiment, the hollow-avoiding groove 112 surrounds the inner diameter for a circle, wherein a plurality of symmetrical V-shaped oil guiding grooves are provided in the hollow-avoiding groove 112, wherein the oil guiding grooves 114 sequentially narrow from outside to inside, collect and guide the lubricating oil or the rust-preventive oil.
Preferably, the opening direction of the V-shaped oil guiding groove 114 is opposite to the rotation direction of the helical gear from large to small, so as to prevent the lubricant oil or rust preventive oil from splashing.
Specifically, the depth of the clearance groove 112 is between 1mm and 10mm compared with the inner diameter, that is, the clearance is better set under the condition of ensuring the strength of the helical gear.
Specifically, the clearance groove 112 is milled by a milling cutter, which is a groove arranged right below the screw hole 111, and does not surround the inner diameter for a circle, so that the processing is convenient, the processing time is saved, and the production efficiency is improved.
Specifically, for the purpose of fixing the bevel gear more firmly, a plurality of screw holes are formed in the fixing portion for multiparty fixing.
In summary, the helical gear with the clearance hole provided by the invention comprises the fixing part, the meshing part and the clearance groove arranged on the fixing part, burrs are avoided in the screw hole through the clearance groove, the assembly gap between the helical gear and the rotating shaft can be very small, the influence on the assembly gap is negligible, meanwhile, the fixing sleeve can be arranged in the clearance groove, the rotating shaft is prevented from being directly locked and contacted during locking of the screw, the rotating shaft is embossed, in addition, the square oil storage groove is arranged in the clearance groove and is used for storing rust-proof oil or lubricating oil, the rust or poor lubrication of the gear is prevented, and the service life of the helical gear is greatly prolonged.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
Claims (4)
1. The utility model provides a helical gear with avoid vacancy, includes, helical gear body, its characterized in that: the helical gear comprises a helical gear body, wherein a through hole is formed in the middle of the helical gear body, the helical gear body comprises a fixing part and a meshing part, helical teeth are arranged on the outer side of the meshing part, a screw hole is formed in the fixing part, and a clearance groove is formed in the inner diameter of the fixing part at a position corresponding to the screw hole;
the anti-rust oil storage device comprises an anti-rust oil storage tank, a hollow groove, a square oil storage tank and a sealing ring, wherein the anti-rust oil storage tank surrounds the inner diameter of the hollow groove for a circle;
a fixing sleeve is arranged in the clearance groove to prevent the screw from being directly locked and contacted with the rotating shaft when being locked, and the rotating shaft is embossed with the rotating shaft;
the hollow-avoiding groove surrounds the inner diameter for a circle, a plurality of symmetrical V-shaped oil guide grooves are arranged in the hollow-avoiding groove, and the oil guide grooves are sequentially narrowed from outside to inside;
the opening direction of the V-shaped oil guide groove is opposite to the rotation direction of the bevel gear from large to small.
2. The helical gear with clearance space of claim 1, wherein: the depth of the void-avoidance groove compared with the inner diameter is 1mm-10 mm.
3. The helical gear with clearance space of claim 1, wherein: the recess under the screw hole is established to the void avoidance groove, does not encircle the internal diameter a week.
4. The helical gear with clearance space of claim 1, wherein: the fixing part is provided with a plurality of screw holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910414662.6A CN110043630B (en) | 2019-05-17 | 2019-05-17 | Helical gear with clearance gap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910414662.6A CN110043630B (en) | 2019-05-17 | 2019-05-17 | Helical gear with clearance gap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110043630A CN110043630A (en) | 2019-07-23 |
| CN110043630B true CN110043630B (en) | 2024-02-06 |
Family
ID=67282681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910414662.6A Active CN110043630B (en) | 2019-05-17 | 2019-05-17 | Helical gear with clearance gap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110043630B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201122283A (en) * | 2009-12-22 | 2011-07-01 | Hon Hai Prec Ind Co Ltd | Gear transmission device |
| JP2011153680A (en) * | 2010-01-28 | 2011-08-11 | Gkn Driveline Japan Ltd | Power transmission device |
| CN202646588U (en) * | 2012-03-20 | 2013-01-02 | 浙江乐佳机电有限公司 | Trimming motor gear |
| CN103486222A (en) * | 2013-09-30 | 2014-01-01 | 平湖市山特螺纹工具有限公司 | Dressing feed ratchet wheel of screw tap relief grinding machine |
| CN205173413U (en) * | 2015-11-17 | 2016-04-20 | 重庆铠锐摩托车配件有限公司 | Motorcycle and driven sprocket thereof |
| CN107859727A (en) * | 2017-11-09 | 2018-03-30 | 扬州众力金属制造有限公司 | A kind of crankshaft timing gear and preparation method thereof |
| CN207328045U (en) * | 2017-09-07 | 2018-05-08 | 宁波正奇电子有限公司 | A kind of structure of air conditioning for automobiles actuator |
| CN208169470U (en) * | 2018-03-16 | 2018-11-30 | 东莞永旺五金塑胶钢模有限公司 | A kind of high load plastic cement gear |
| CN208348429U (en) * | 2018-04-26 | 2019-01-08 | 山西广生胶囊有限公司 | A kind of oiler transmission gear |
| CN210265760U (en) * | 2019-05-17 | 2020-04-07 | 广东赛纳德智能装备有限公司 | Helical gear with vacancy avoiding function |
-
2019
- 2019-05-17 CN CN201910414662.6A patent/CN110043630B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201122283A (en) * | 2009-12-22 | 2011-07-01 | Hon Hai Prec Ind Co Ltd | Gear transmission device |
| JP2011153680A (en) * | 2010-01-28 | 2011-08-11 | Gkn Driveline Japan Ltd | Power transmission device |
| CN202646588U (en) * | 2012-03-20 | 2013-01-02 | 浙江乐佳机电有限公司 | Trimming motor gear |
| CN103486222A (en) * | 2013-09-30 | 2014-01-01 | 平湖市山特螺纹工具有限公司 | Dressing feed ratchet wheel of screw tap relief grinding machine |
| CN205173413U (en) * | 2015-11-17 | 2016-04-20 | 重庆铠锐摩托车配件有限公司 | Motorcycle and driven sprocket thereof |
| CN207328045U (en) * | 2017-09-07 | 2018-05-08 | 宁波正奇电子有限公司 | A kind of structure of air conditioning for automobiles actuator |
| CN107859727A (en) * | 2017-11-09 | 2018-03-30 | 扬州众力金属制造有限公司 | A kind of crankshaft timing gear and preparation method thereof |
| CN208169470U (en) * | 2018-03-16 | 2018-11-30 | 东莞永旺五金塑胶钢模有限公司 | A kind of high load plastic cement gear |
| CN208348429U (en) * | 2018-04-26 | 2019-01-08 | 山西广生胶囊有限公司 | A kind of oiler transmission gear |
| CN210265760U (en) * | 2019-05-17 | 2020-04-07 | 广东赛纳德智能装备有限公司 | Helical gear with vacancy avoiding function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110043630A (en) | 2019-07-23 |
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