CN107939956A - The lubrication system that machine shaft is connected with flange spline - Google Patents
The lubrication system that machine shaft is connected with flange spline Download PDFInfo
- Publication number
- CN107939956A CN107939956A CN201610891877.3A CN201610891877A CN107939956A CN 107939956 A CN107939956 A CN 107939956A CN 201610891877 A CN201610891877 A CN 201610891877A CN 107939956 A CN107939956 A CN 107939956A
- Authority
- CN
- China
- Prior art keywords
- flange
- spline
- machine shaft
- limiting plate
- connecting shaft
- 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.)
- Pending
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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0463—Grease lubrication; Drop-feed lubrication
- F16H57/0464—Grease lubrication
-
- 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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/045—Lubricant storage reservoirs, e.g. reservoirs in addition to a gear sump for collecting lubricant in the upper part of a gear case
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Arrangement And Driving Of Transmission Devices (AREA)
Abstract
The invention discloses the lubrication system that a kind of machine shaft is connected with flange spline, the machine shaft of this structure is connected with flange by spline, further include limiting plate and connecting shaft, connecting shaft is vertical at limiting plate center, connecting shaft leading portion is equipped with screw thread, groove is equipped with the inside of the internal spline of machine shaft, limiting plate outer ring is equipped with key teeth and is pushed into groove along the internal spline of machine shaft, limiting plate rotation angle makes key teeth with being located at the front end face of groove after internal spline dislocation, lubrication cavity is formed between limiting plate and groove floor, connecting shaft is stretched into the central through hole of flange and is twisted using nut in thread segment.This structure overcomes the defects of conventional coupling arrangement, spline is constantly in grease lubrication state, reduces spline wear, improves equipment life, reduces operation noise, reduces corrective maintenance cost, improve production run efficiency.
Description
Technical field
The present invention relates to the lubrication system that a kind of machine shaft is connected with flange spline.
Background technology
For usual machine shaft by flanged joint driving equipment, it is conventional to be connected between machine shaft and flange by spline
Type of attachment.Its type of attachment is equipped with internal spline for machine shaft, and flange is equipped with external splines, and external splines coordinates real with internal spline
Existing power drive.When such type of attachment need to periodically carry out spline maintenance, addition lubricating grease, and spline corroded by outside air it is tight
Weight, influences the reliability of connection, and spline maintenance operation is time-consuming and laborious, need to shut down operation, reduce production run efficiency.
The content of the invention
The technical problems to be solved by the invention are to provide the lubrication system that a kind of machine shaft is connected with flange spline, this
Structure overcomes the defects of conventional coupling arrangement, spline is constantly in grease lubrication state, reduces spline wear, improves equipment
In the service life, reduce operation noise, reduce corrective maintenance cost, improve production run efficiency.
In order to solve the above technical problems, the lubrication system that machine shaft of the present invention is connected with flange spline includes machine shaft
And flange, the machine shaft are equipped with internal spline, the flange is equipped with external splines, and the external splines of the flange is inserted in the motor
The internal spline of shaft, this structure further include limiting plate and connecting shaft, and the connecting shaft is vertical at the limiting plate center, described
Connecting shaft leading portion is equipped with screw thread, and groove is equipped with the inside of the internal spline of the machine shaft, and the limiting plate outer ring is equipped with key teeth simultaneously
And groove is pushed into along the internal spline of the machine shaft, the limiting plate rotation angle makes key teeth be located at institute after misplacing with internal spline
The front end face of groove is stated, lubrication cavity is formed between the limiting plate and groove floor, the connecting shaft stretches into the flange
Central through hole and twisted in thread segment using nut.
Further, the connecting shaft back segment is equipped with the key teeth of limiting plate described in D types key and face, the center of the flange
Through hole is equipped with the tooth top of D type grooves and face flange external splines, and the D types key mapping is in the D type grooves.
Further, this structure further includes stop washer, and the stop washer is inserted in the thread segment of the connecting shaft, the spiral shell
Mother is on the stop washer.
Further, this structure further includes O-ring seal, and the O-ring seal is respectively arranged on the flange and machine shaft
Joint face and connecting shaft and flange center's through hole joint face.
Since machine shaft of the present invention employs with the lubrication system that flange spline is connected the electricity of above-mentioned technical proposal, i.e. this structure
Machine shaft is connected with flange by spline, further includes limiting plate and connecting shaft, and connecting shaft is vertical at limiting plate center, connecting shaft
Leading portion is equipped with screw thread, is equipped with groove on the inside of the internal spline of machine shaft, and limiting plate outer ring is equipped with key teeth and along machine shaft
Internal spline is pushed into groove, and limiting plate rotation angle makes key teeth and internal spline be located at the front end face of groove after misplacing, limiting plate with it is recessed
Lubrication cavity is formed between groove bottom, connecting shaft is stretched into the central through hole of flange and twisted using nut in thread segment.This structure
The defects of overcoming conventional coupling arrangement, makes spline be constantly in grease lubrication state, reduces spline wear, improves the equipment longevity
Life, reduces operation noise, reduces corrective maintenance cost, improve production run efficiency.
Brief description of the drawings
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings：
Fig. 1 is the lubrication system schematic diagram that machine shaft of the present invention is connected with flange spline；
Fig. 2 is the structure diagram that external splines flange is carried in this structure；
Fig. 3 is limiting plate and the structure diagram of connecting shaft in this structure；
Fig. 4 is the side view of Fig. 3；
Fig. 5 is limiting plate key teeth and machine shaft internal spline dislocation schematic diagram in this structure.
Embodiment
As shown in Figures 1 to 5, machine shaft of the present invention turns embodiment with the lubrication system that flange spline is connected including motor
Axis 1 and flange 2, the machine shaft 1 are equipped with internal spline 12, and the flange 2 is equipped with external splines 21, the external splines of the flange 2
21 are inserted in the internal spline 12 of the machine shaft 1, this structure further includes limiting plate 3 and connecting shaft 4, and the connecting shaft 4 is vertically set
In 3 center of limiting plate, 4 leading portion of connecting shaft is equipped with screw thread 41, and the inner side of internal spline 12 of the machine shaft 1 is equipped with recessed
Groove 11,3 outer ring of limiting plate are equipped with key teeth 31 and are pushed into groove 11, the limit along the internal spline 12 of the machine shaft 1
Position 3 rotation angle of plate makes key teeth 31 with being located at the front end face of the groove 11, the limiting plate 3 and groove after the dislocation of internal spline 12
Lubrication cavity is formed between 11 bottom surfaces, the connecting shaft 4 is stretched into the central through hole of the flange 2 and twisted using nut 5 in spiral shell
41 sections of line.
Preferably, 4 back segment of connecting shaft is equipped with the key teeth 31 of limiting plate 3 described in D types key 42 and face, the flange
2 central through hole is equipped with the tooth top of D type grooves 22 and 2 external splines 21 of face flange, and the D types key 42 is located at the D type grooves 22
It is interior.The setting of D types key and D type grooves ensures that limiting plate is reliably connected with flange, while limits in limiting plate key teeth and machine shaft
The dislocation angle of spline, reaches the axial limiting effect of limiting plate.
Preferably, this structure further includes stop washer 6, and the stop washer 6 is inserted in 41 sections of the screw thread of the connecting shaft 4,
The nut 5 is located on the stop washer 6.Stop washer avoids nut from loosening, ensure limiting plate and flange connection and
Position in groove.
Preferably, this structure further includes O-ring seal 7,8, and the O-ring seal 7,8 is respectively arranged on the flange 2 and electricity
The joint face and connecting shaft 4 of machine shaft 1 and the joint face of 2 central through hole of flange.O-ring seal is used for sealing flange and turns with motor
The joint face and connecting shaft of axis and the joint face of flange center's through hole, avoid the lubricating grease exudation in lubrication cavity.
This structure forms lubrication cavity by limiting plate on the inside of machine shaft internal spline, lubricates in cavity and fills lubrication
Fat, when motor operation, misplacement space of the lubricating grease through limiting plate key teeth and machine shaft internal spline flow to flange external splines with
The joint face of machine shaft internal spline, so as to fulfill the lubricating function of connection spline.Due to lubrication cavity can store it is a certain amount of
Lubricating grease, therefore during motor operation connection spline can be made to be constantly in grease lubrication state, overcome conventional spline connection need through
The defects of often safeguarding, and the abrasion of spline is effectively reduced, service life is improved, reduces the noise of motor operation.
Claims (4)
1. the lubrication system that a kind of machine shaft is connected with flange spline, including machine shaft and flange, the machine shaft are set
There is internal spline, the flange is equipped with external splines, and the external splines of the flange is inserted in the internal spline of the machine shaft, its feature exists
In：This structure further includes limiting plate and connecting shaft, and the connecting shaft is vertical at the limiting plate center, the connecting shaft leading portion
Equipped with screw thread, be equipped with groove on the inside of the internal spline of the machine shaft, the limiting plate outer ring is equipped with key teeth and along the electricity
The internal spline push-in groove of machine shaft, before the limiting plate rotation angle makes key teeth be located at the groove after misplacing with internal spline
End face, forms lubrication cavity between the limiting plate and groove floor, the connecting shaft stretches into the central through hole of the flange simultaneously
And twisted using nut in thread segment.
2. the lubrication system that machine shaft according to claim 1 is connected with flange spline, it is characterised in that：The connection
Axis back segment is equipped with the key teeth of limiting plate described in D types key and face, and the central through hole of the flange is equipped with D type grooves and face method
The tooth top of blue external splines, the D types key mapping is in the D type grooves.
3. the lubrication system that machine shaft according to claim 1 or 2 is connected with flange spline, it is characterised in that：This knot
Structure further includes stop washer, and the stop washer is inserted in the thread segment of the connecting shaft, and the nut is located at the stop washer
On.
4. the lubrication system that machine shaft according to claim 3 is connected with flange spline, it is characterised in that：This structure is also
Including O-ring seal, the O-ring seal is respectively arranged in the joint face and connecting shaft and flange of the flange and machine shaft
The joint face of heart through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610891877.3A CN107939956A (en) | 2016-10-13 | 2016-10-13 | The lubrication system that machine shaft is connected with flange spline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610891877.3A CN107939956A (en) | 2016-10-13 | 2016-10-13 | The lubrication system that machine shaft is connected with flange spline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107939956A true CN107939956A (en) | 2018-04-20 |
Family
ID=61928836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610891877.3A Pending CN107939956A (en) | 2016-10-13 | 2016-10-13 | The lubrication system that machine shaft is connected with flange spline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107939956A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR940007519A (en) * | 1992-09-22 | 1994-04-27 | 나까무라 유이찌 | Engine commissioning device |
| US5360376A (en) * | 1993-01-13 | 1994-11-01 | United Technologies Corporation | Quick release disconnect coupling device for drive shaft segments |
| CN1724197A (en) * | 2005-06-08 | 2006-01-25 | 苏州宝时得电动工具有限公司 | Fast exchanging mechanism for clamping head |
| CN200989433Y (en) * | 2006-12-21 | 2007-12-12 | 力帆实业(集团)有限公司 | Engine output sprocket |
| CN101315045A (en) * | 2007-05-31 | 2008-12-03 | 力帆实业(集团)股份有限公司 | Output sprocket wheel of motorcycle engine |
| JP2010000896A (en) * | 2008-06-20 | 2010-01-07 | Nsk Ltd | Rotary shaft coupling and electric power steering device |
| CN202833695U (en) * | 2012-06-28 | 2013-03-27 | 比亚迪股份有限公司 | Driving device and vehicle including the same |
| JP2013057380A (en) * | 2011-09-09 | 2013-03-28 | Jtekt Corp | Sliding type spline shaft device, and method of manufacturing the same |
| JP2013057381A (en) * | 2011-09-09 | 2013-03-28 | Jtekt Corp | Sliding type spline shaft device, and method of manufacturing the same |
| CN205047805U (en) * | 2015-07-02 | 2016-02-24 | 南车戚墅堰机车车辆工艺研究所有限公司 | Fan acceleration rate case and vice lubrication and cooling of spline washes structure thereof |
| CN206112040U (en) * | 2016-10-13 | 2017-04-19 | 上海大郡动力控制技术有限公司 | Lubricating structure of motor shaft and flange splined connection |
-
2016
- 2016-10-13 CN CN201610891877.3A patent/CN107939956A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR940007519A (en) * | 1992-09-22 | 1994-04-27 | 나까무라 유이찌 | Engine commissioning device |
| US5360376A (en) * | 1993-01-13 | 1994-11-01 | United Technologies Corporation | Quick release disconnect coupling device for drive shaft segments |
| CN1724197A (en) * | 2005-06-08 | 2006-01-25 | 苏州宝时得电动工具有限公司 | Fast exchanging mechanism for clamping head |
| CN200989433Y (en) * | 2006-12-21 | 2007-12-12 | 力帆实业(集团)有限公司 | Engine output sprocket |
| CN101315045A (en) * | 2007-05-31 | 2008-12-03 | 力帆实业(集团)股份有限公司 | Output sprocket wheel of motorcycle engine |
| JP2010000896A (en) * | 2008-06-20 | 2010-01-07 | Nsk Ltd | Rotary shaft coupling and electric power steering device |
| JP2013057380A (en) * | 2011-09-09 | 2013-03-28 | Jtekt Corp | Sliding type spline shaft device, and method of manufacturing the same |
| JP2013057381A (en) * | 2011-09-09 | 2013-03-28 | Jtekt Corp | Sliding type spline shaft device, and method of manufacturing the same |
| CN202833695U (en) * | 2012-06-28 | 2013-03-27 | 比亚迪股份有限公司 | Driving device and vehicle including the same |
| CN205047805U (en) * | 2015-07-02 | 2016-02-24 | 南车戚墅堰机车车辆工艺研究所有限公司 | Fan acceleration rate case and vice lubrication and cooling of spline washes structure thereof |
| CN206112040U (en) * | 2016-10-13 | 2017-04-19 | 上海大郡动力控制技术有限公司 | Lubricating structure of motor shaft and flange splined connection |
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