CN104029005A - Belt tightening device for automobile power generator - Google Patents
Belt tightening device for automobile power generator Download PDFInfo
- Publication number
- CN104029005A CN104029005A CN201410250001.1A CN201410250001A CN104029005A CN 104029005 A CN104029005 A CN 104029005A CN 201410250001 A CN201410250001 A CN 201410250001A CN 104029005 A CN104029005 A CN 104029005A
- Authority
- CN
- China
- Prior art keywords
- shaft
- torque sensor
- belt
- splined shaft
- tightening
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
- B23P19/065—Arrangements for torque limiters or torque indicators in screw or nut setting machines
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/24—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
Abstract
The invention provides a belt tightening device for an automobile power generator. The belt tightening device comprises a rack, wherein a fixing mechanism for a belt wheel is mounted above the rack, and a tightening mechanism for the belt wheel is mounted below the rack; the fixing mechanism comprises a hydraulic chuck, a clamping jaw for fixing the belt wheel is arranged on the hydraulic chuck, the tightening mechanism comprises a spline shaft, a lifting cylinder, a transmission gear pair, a transmission shaft, a transmission belt, a servo motor and a speed reducer, the spline shaft is connected with the transmission shaft through the transmission gear pair and driven to rotate by the transmission shaft through the transmission gear pair, the tail of the spline shaft is connected with the lifting cylinder, a tightening head is arranged at the front end of the spline shaft, and a shaft sleeve is arranged outside the spline shaft and fixed on the rack. The tightening mechanism is driven by a servo system, the spline shaft is driven by the lifting cylinder to move up and down, the tightening torque of the belt wheel is detected by a torque sensor arranged on the transmission shaft, and a torque value is set for the torque sensor so as to ensure the minimum torque bore by the motor belt wheel of which the mounting is qualified.
Description
Technical field
The present invention relates to automobile current generator automation assembling.
Background technology
Along with the develop rapidly of auto industry, automobile has entered common people house, and people increase day by day to the comfort type of car steering, security and parts quality requirement.The quality height of the parts of automobile directly affects the quality of car load.Some high-end automobile vendors are more and more stricter to the requirement of automobile at present, no matter from the quality of parts, still for parts manufacturing process, all proposed high requirement.
With regard to automobile current generator, assemble, the manufacturing firm of higher level all adopts automatic assembly production line to complete at present.Most of assembly process of automatic production line has been realized unmanned, automation, and the technological parameter in assembling process guarantees by equipment, guarantees constant product quality, reliable.
Belt pulley assembling on automobile current generator is a critical process, and generator in the course of the work belt pulley is the part of a transferring power, and its assembly quality quality has determined the quality height of generator complete machine to a certain extent.On assembling line, generally adopt servo tightening machine by belt pulley locking nut screwing.Adopt above technique generally can guarantee the assembly quality of belt pulley, but some high-end customers require to increase, tighten the test-based examination operation to locking nut screwing moment after belt pulley, guarantee the zero failure of belt pulley assembling.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of belt wheel of automobile engine device for screwing up, and the moment that can realize after belt wheel of automobile engine is tightened detects.
The technical scheme that technical solution problem of the present invention adopts is: belt wheel of automobile engine device for screwing up, comprise frame, described frame top is provided with the fixed mechanism of described belt pulley, described frame below is provided with the tightening mechanism of described belt pulley, described fixed mechanism comprises oild chuck, described oild chuck is provided with the claw for fixing described belt pulley, described tightening mechanism comprises splined shaft, jacking cylinder, driving gear pair, power transmission shaft, driving belt, servomotor and decelerator, described servomotor connection reducer, and connect described power transmission shaft by driving belt, described power transmission shaft connects splined shaft by driving gear pair, and drive described splined shaft to rotate, the afterbody of described splined shaft connects jacking cylinder, the front end of described splined shaft is provided with the tappet head that can stretch into generator rotor shaft axle head, described splined shaft is provided with axle sleeve outward, described axle sleeve is fixed in described frame, described tightening mechanism also comprises torque sensor, described torque sensor is arranged on described power transmission shaft, one end of described torque sensor connects described driving belt by clutch shaft bearing, and the other end of described torque sensor connects described driving gear pair by the second bearing.
When adopting technique scheme, the present invention can also adopt or combine and adopt following further technical scheme: described torque sensor is static torque sensor, and described static torque covers disposed on sensor is useful on the display floater that shows moment of torsion data.
The invention has the beneficial effects as follows: device for screwing up of the present invention adopts chuck and claw frame for movement by hydraulic system is enclosed within on armature spindle the station of tightening with fast pulley by belt pulley, by servo-drive system, the rotation of tightening is driven, the driving moving up and down tightening the splined shaft of operation by jacking cylinder, the present invention also detects the moment that belt pulley tightens and detects by torque sensor is set on power transmission shaft, torque sensor is set torque value, guarantee the minimal torque that generator pulley installation qualification carries, when driven by servomotor is tightened, torque sensor shows the instant numerical value of moment, when numerical value is greater than minimal torque, belt pulley is tightened qualified, when data do not reach minimal torque, belt pulley is tightened defective.
Accompanying drawing explanation
Fig. 1 is generator and belt pulley scheme of installation.
Fig. 2 is overall structure schematic diagram of the present invention.
Fig. 3 is the schematic diagram of fixed mechanism of the present invention.
The specific embodiment
With reference to accompanying drawing.
Generator pulley device for screwing up of the present invention comprises frame 100, and the top of frame 100 is provided with the fixed mechanism of belt pulley 4, and the below of frame 100 is provided with the tightening mechanism of belt pulley 4, and belt pulley 4 is locked on automobile current generator 7 by locking nut 6.
Fixed mechanism comprises that oild chuck 1, oild chuck 1 are provided with the claw 2 for fast pulley 4, and oild chuck 1 is fixed on belt pulley 4 on the installation station below automobile current generator 7, as shown in Figure 3 by claw 2 under hydraulic-driven.
Tightening mechanism comprises splined shaft 3, jacking cylinder 13, driving gear pair 12, power transmission shaft 14, driving belt 10, servomotor 8 and decelerator 9, servomotor 8 connection reducers 9, and by driving belt 10 connection for transmission axles 14, power transmission shaft 14 connects splined shaft 3 by driving gear pair 12, and drive splined shaft 3 rotations to tighten operation, the afterbody of splined shaft 3 connects jacking cylinder 13, the front end of splined shaft 3 is provided with and can stretches into the axle head of generator rotor shaft 5 tappet head 15 that locking nut 6 is tightened, the outer axle sleeve 16 that is provided with of splined shaft 3, axle sleeve 16 is fixed in frame 100, splined shaft 3 can move up and down under the driving of jacking cylinder 13 in axle sleeve 16.
Tightening mechanism also comprises torque sensor 11, torque sensor 11 is arranged on power transmission shaft 14, one end of torque sensor 11 is by clutch shaft bearing 17 connection for transmission belts 10, the other end of torque sensor 11 is by the second bearing 18 connection for transmission gear pairs 12, torque sensor 11 is static torque sensor, it is the relative motion that torque sensor itself does not participate in power transmission shaft 14, torque sensor 11 is provided with for showing the display floater 19 of moment of torsion data, torque sensor 11 itself does not participate in relative motion can guarantee that display floater 19 is all the time towards an orientation, be convenient to observe, by torque sensor 11, can set moment of torsion data, during these moment of torsion data, guarantee the minimal torque that generator pulley installation qualification carries, nominal torque namely, nominal torque can contrast with the data that display floater 19 shows, qualified to judge whether to tighten.
Concrete operations mode of the present invention is: by the claw 2 on oild chuck 1, the fixing clamping of belt pulley 4 is placed in to installation station, splined shaft 3 by 13 jackings of jacking cylinder to tightening station, now, the tappet head 15 of splined shaft 3 front ends stretches into generator rotor shaft axle head, insert in the interior hexagonal hole of locking nut 6, servomotor 8 runnings, by reductor 9, produce the moment increasing gradually, by driving belt 10, this moment is put on power transmission shaft 14, power transmission shaft 14 drives driving gear pair 12 to rotate, driving gear pair 12 drives splined shaft 3 to rotate the operation of tightening of carrying out locking nut 6, torque sensor 11 is started working simultaneously, the instant moment that measurement is tightened, on display floater 19, can show the numerical value of the instant moment that torque sensor 11 is measured, this numerical value and nominal torque are contrasted, when the numerical value of instant moment is not less than nominal torque, belt pulley is tightened qualified, when the numerical value of instant moment does not reach nominal torque, belt pulley is tightened defective.
Claims (2)
1. belt wheel of automobile engine device for screwing up, comprise frame, it is characterized in that: described frame top is provided with the fixed mechanism of described belt pulley, described frame below is provided with the tightening mechanism of described belt pulley, described fixed mechanism comprises oild chuck, described oild chuck is provided with the claw for fixing described belt pulley, described tightening mechanism comprises splined shaft, jacking cylinder, driving gear pair, power transmission shaft, driving belt, servomotor and decelerator, described servomotor connection reducer, and connect described power transmission shaft by driving belt, described power transmission shaft connects splined shaft by driving gear pair, and drive described splined shaft to rotate, the afterbody of described splined shaft connects jacking cylinder, the front end of described splined shaft is provided with the tappet head that can stretch into generator rotor shaft axle head, described splined shaft is provided with axle sleeve outward, described axle sleeve is fixed in described frame, described tightening mechanism also comprises torque sensor, described torque sensor is arranged on described power transmission shaft, one end of described torque sensor connects described driving belt by clutch shaft bearing, and the other end of described torque sensor connects described driving gear pair by the second bearing.
2. belt wheel of automobile engine device for screwing up as claimed in claim 1, is characterized in that: described torque sensor is static torque sensor, and described static torque covers disposed on sensor is useful on the display floater that shows moment of torsion data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410250001.1A CN104029005A (en) | 2014-06-08 | 2014-06-08 | Belt tightening device for automobile power generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410250001.1A CN104029005A (en) | 2014-06-08 | 2014-06-08 | Belt tightening device for automobile power generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104029005A true CN104029005A (en) | 2014-09-10 |
Family
ID=51460123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410250001.1A Pending CN104029005A (en) | 2014-06-08 | 2014-06-08 | Belt tightening device for automobile power generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104029005A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105058035A (en) * | 2015-08-05 | 2015-11-18 | 安徽巨一自动化装备有限公司 | Twisting and measuring machine for main cone nut of drive axle assembly |
| CN105081757A (en) * | 2015-08-25 | 2015-11-25 | 苏州博思特装配自动化科技有限公司 | Novel intelligent universal high-speed screwing assembly robot |
| CN107414470A (en) * | 2017-07-28 | 2017-12-01 | 东莞市富勤自动化设备有限公司 | Torsion automatic adjusting and testing machine |
| CN108942184A (en) * | 2018-08-01 | 2018-12-07 | 博众精工科技股份有限公司 | Pre-screwing device and injector assembly assembly equipment |
| CN109175987A (en) * | 2018-11-01 | 2019-01-11 | 巨力自动化设备（浙江）有限公司 | A kind of generator pulley automatic tightening mechanism |
| CN109719489A (en) * | 2017-10-27 | 2019-05-07 | 张力 | Tightening machine and its control system |
| CN110227937A (en) * | 2019-06-21 | 2019-09-13 | 博众精工科技股份有限公司 | Round nut automatic assembling apparatus |
| CN111843459A (en) * | 2020-07-13 | 2020-10-30 | 北京矩阵猫头鹰科技有限公司 | Automatic clamping and locking device for screws |
| CN116728061A (en) * | 2023-06-12 | 2023-09-12 | 上海胤勤自动化科技有限公司 | Tightening assembly equipment and working method thereof |
| CN116728061B (en) * | 2023-06-12 | 2024-05-03 | 上海胤勤自动化科技有限公司 | Tightening assembly equipment and working method thereof |
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| CN101493370A (en) * | 2008-11-08 | 2009-07-29 | 辽宁曙光汽车集团股份有限公司 | Drive axle assembly drive gear locking nut screwing and bearing pre-fastening moment detection device |
| US20100326244A1 (en) * | 2008-03-04 | 2010-12-30 | Fujitsu Limited | Screw fastener |
| CN203125376U (en) * | 2013-03-26 | 2013-08-14 | 北京奥博汽车电子电器有限公司 | Dynamo belt disk clamping mechanism and automatic dynamo belt disk screwing machine |
| CN203156328U (en) * | 2013-04-15 | 2013-08-28 | 广元天英精密传动系统有限公司 | Tightening machine for automobile hub bearing lock nut |
| CN203853771U (en) * | 2014-06-08 | 2014-10-01 | 浙江巨力电机成套设备有限公司 | Tightening device for automobile generator pulley |
-
2014
- 2014-06-08 CN CN201410250001.1A patent/CN104029005A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20100326244A1 (en) * | 2008-03-04 | 2010-12-30 | Fujitsu Limited | Screw fastener |
| CN101493370A (en) * | 2008-11-08 | 2009-07-29 | 辽宁曙光汽车集团股份有限公司 | Drive axle assembly drive gear locking nut screwing and bearing pre-fastening moment detection device |
| CN203125376U (en) * | 2013-03-26 | 2013-08-14 | 北京奥博汽车电子电器有限公司 | Dynamo belt disk clamping mechanism and automatic dynamo belt disk screwing machine |
| CN203156328U (en) * | 2013-04-15 | 2013-08-28 | 广元天英精密传动系统有限公司 | Tightening machine for automobile hub bearing lock nut |
| CN203853771U (en) * | 2014-06-08 | 2014-10-01 | 浙江巨力电机成套设备有限公司 | Tightening device for automobile generator pulley |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105058035B (en) * | 2015-08-05 | 2017-05-10 | 安徽巨一自动化装备有限公司 | Twisting and measuring machine for main cone nut of drive axle assembly |
| CN105058035A (en) * | 2015-08-05 | 2015-11-18 | 安徽巨一自动化装备有限公司 | Twisting and measuring machine for main cone nut of drive axle assembly |
| CN105081757A (en) * | 2015-08-25 | 2015-11-25 | 苏州博思特装配自动化科技有限公司 | Novel intelligent universal high-speed screwing assembly robot |
| CN105081757B (en) * | 2015-08-25 | 2017-06-20 | 苏州博思特装配自动化科技有限公司 | Novel intelligent general-using type tightens the people that puts together machines at a high speed |
| CN107414470A (en) * | 2017-07-28 | 2017-12-01 | 东莞市富勤自动化设备有限公司 | Torsion automatic adjusting and testing machine |
| CN107414470B (en) * | 2017-07-28 | 2023-08-15 | 东莞市富勤自动化设备有限公司 | Automatic torsion adjusting and measuring machine |
| CN109719489A (en) * | 2017-10-27 | 2019-05-07 | 张力 | Tightening machine and its control system |
| CN109719489B (en) * | 2017-10-27 | 2023-09-29 | 张力 | Tightening machine and control system thereof |
| CN108942184A (en) * | 2018-08-01 | 2018-12-07 | 博众精工科技股份有限公司 | Pre-screwing device and injector assembly assembly equipment |
| CN109175987B (en) * | 2018-11-01 | 2023-09-05 | 巨力自动化设备（浙江）有限公司 | Automatic tightening mechanism for generator belt pulley |
| CN109175987A (en) * | 2018-11-01 | 2019-01-11 | 巨力自动化设备（浙江）有限公司 | A kind of generator pulley automatic tightening mechanism |
| CN110227937A (en) * | 2019-06-21 | 2019-09-13 | 博众精工科技股份有限公司 | Round nut automatic assembling apparatus |
| CN110227937B (en) * | 2019-06-21 | 2024-03-15 | 博众精工科技股份有限公司 | Automatic assembling device for round nuts |
| CN111843459A (en) * | 2020-07-13 | 2020-10-30 | 北京矩阵猫头鹰科技有限公司 | Automatic clamping and locking device for screws |
| CN116728061A (en) * | 2023-06-12 | 2023-09-12 | 上海胤勤自动化科技有限公司 | Tightening assembly equipment and working method thereof |
| CN116728061B (en) * | 2023-06-12 | 2024-05-03 | 上海胤勤自动化科技有限公司 | Tightening assembly equipment and working method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140910 |
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| RJ01 | Rejection of invention patent application after publication |