CN107234561A - Protect the fixed mechanism of gear mating holes hole wall - Google Patents
Protect the fixed mechanism of gear mating holes hole wall Download PDFInfo
- Publication number
- CN107234561A CN107234561A CN201710454235.1A CN201710454235A CN107234561A CN 107234561 A CN107234561 A CN 107234561A CN 201710454235 A CN201710454235 A CN 201710454235A CN 107234561 A CN107234561 A CN 107234561A
- Authority
- CN
- China
- Prior art keywords
- fitted shaft
- transfer arm
- mating holes
- gear
- hole wall
- 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
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses the fixed mechanism of protection gear mating holes hole wall; including fitted shaft; the extension assembly and drive device being sequentially connected are provided with one end of fitted shaft; the extension assembly has several; and line of symmetry is evenly provided in fitted shaft centered on the axis of fitted shaft, extension assembly includes support batten and the contact stud and transfer arm that are sequentially connected；One end of the support batten is connected with one end away from workbench on the wall of fitted shaft side, and the transfer arm is located on support batten in the plate face away from workbench, and one end of transfer arm and the side wall of contact stud are connected, and the other end of transfer arm is connected with drive device；The excessive situation for producing indenture of some point stress of mating holes inwall can be so avoided the occurrence of to occur, this fixing device is set to can adapt to the size with different radii mating holes, expand the application of fixing device used during detection gear, and without dismounting, operating efficiency is improved, testing cost is reduced.
Description
Technical field
The present invention relates to a kind of fixing device, and in particular to the fixed mechanism of protection gear mating holes hole wall.
Background technology
Gear can classify as the surface where tooth form, gear shape, tooth trace shape, the gear teeth and manufacture method etc..Gear
Tooth form includes tooth curve, pressure angle, tooth height and displacement.Involute gear is easier manufacture, therefore the modern gear used
In, involute gear accounts for absolute majority, and cycloid gear and wildhaber-novikov gear are using less.In terms of pressure angle, small pressure angle tooth
The bearing capacity of wheel is smaller；And large pressure angle gear, although bearing capacity is higher, but in transmission torque identical situation lower bearing
Load increase, therefore be only used for special circumstances.And the tooth height of gear has been standardized, generally using reference addendum.Profile shifted gear
The advantage of wheel is more, in all kinds of plant equipment.In addition, gear can also be divided into roller gear by its profile, it is bevel gear, non-
Knucle-gear, rack, worm and wormwheel；It is divided into spur gear, helical gear, herringbone bear, curved tooth cylindrical gear by tooth trace shape；Press gear teeth place
Surface be divided into external gear, internal gear；It can be divided into cast gear, cutting gear, rolling gear, sintered gear(s) by manufacture method
Deng.
The manufacture material and heat treatment process of gear have a great impact to the bearing capacity and dimensional weight of gear.20 generation
Recorded before the fifties, gear uses carbon steel, use steel alloy the sixties instead, and the seventies uses case-hardened steel.According to hardness, the flank of tooth can
Divide into two kinds of the soft flank of tooth and Hardened gear face.
The gear capacity of the soft flank of tooth is relatively low, but manufacture is easier, and running-in is good, is used for transmission size and weight
Without strict limitation, and in the common mechanical of limited production.Because in the gear of pairing, steamboat heavy load, it is big to make
Little gear working life is roughly equal, and steamboat tooth face hardness is higher typically than bull wheel.The bearing capacity of hardened face gear is high, it
Be after gear fine cut, then quenched, surface hardening or carburizing and quenching processing, to improve hardness.But in heat treatment, tooth
Wheel inevitably results from deformation, therefore must be ground, ground or fine cut after the heat treatment, to eliminate because deformation is produced
Error, improve gear precision.
, it is necessary to which gear used is driven to it carries out accuracy detection in important transmission, it is to avoid using to not conforming to during assembling
Lattice product, cause unnecessary casualties and property loss.
Commonly used gear detector has three coordinate devices, single armed three-dimensional measuring apparatus, light sensation measurement apparatus etc..Wherein
When single armed three-dimensional measuring apparatus is measured, gear is placed on the table, detected, in order to avoid gear is moved in the detection
It is dynamic, and size is fixed in order to protect the hole wall of gear mating holes, therefore be provided with the fitted shaft coordinated with gear center hole.
But this fixing means, makes to use corresponding fitted shaft the need for different dimensional fits holes, not only needs to make each
The fitted shaft of individual size, and detecting every time during the gear in different dimensional fits holes, it is necessary to pull down fitted shaft, then install with it is to be checked
The fitted shaft that gear coordinates, adds testing cost and time cost, reduces detection efficiency.
The content of the invention
It is traditional when solving detection gear present invention aims at the fixed mechanism for providing protection gear mating holes hole wall
Trouble is not only dismounted by way of fitted shaft is come fixed gear, time cost is added, detection efficiency is reduced, be also add
The problem of making the testing cost of each dimensional fits axle.
The present invention is achieved through the following technical solutions：
The fixed mechanism of gear mating holes hole wall is protected, including is vertically arranged fitted shaft on the table, in fitted shaft
Upper one end away from workbench is provided with the extension assembly and drive device being sequentially connected, and the extension assembly has several, and
Line of symmetry is evenly provided in fitted shaft centered on the axis of fitted shaft, and extension assembly includes support batten and connected successively
The contact stud and transfer arm connect；
One end of the support batten is connected with one end away from workbench on the wall of fitted shaft side, and the transfer arm is located at branch
On stay plate in the plate face away from workbench, the side wall of one end of transfer arm and contact stud is connected, the other end of transfer arm with
Drive device is connected；
The drive device drives transfer arm moving radially along fitted shaft；
The contact stud is cylinder, and the diameter parallel of its axis and fitted shaft.
Gear is set in fitted shaft, and transfer arm is located at gathering on axial position is coordinated, and then starts and drives
Dynamic device, makes transfer arm be moved to gear mating holes hole wall, until contact stud is withstood on mating holes hole wall, i.e. contact stud inscribe
In gear mating holes.Because multiple contact studs are inscribed within gear mating holes, it is to avoid occur mating holes inwall some point stress it is excessive
Produce indenture situation occur, and contact stud can moving radially along fitted shaft, make this fixing device can adapt to have not
With the size of radius mating holes, the application of fixing device used during detection gear is expanded, and without dismounting, is improved
Operating efficiency, reduces testing cost.
Further, one end away from fitted shaft is provided with flexure strip, energy after the flexure strip is pressurized on contact stud
Deformation, removes resilient after pressure.
During fixed gear, one end on flexure strip away from contact stud coordinates hole wall to contact with gear, and in the shifting of transfer arm
Under dynamic, gradually draw close and deform to mating holes hole wall, until flexure strip is deformed into and mating holes is isometrical and arc of coaxial line.
Stress surface when gear is fixed so is increased, stability is improved, and further hole wall is played a protective role.
Further, the drive device is included in motor, drive shaft and the mounting disc being sequentially connected, drive shaft away from electricity
One end of machine is connected with mounting disc, and the axis of drive shaft is overlapped with the axis of mounting disc；
One end away from contact stud, which is hinged, on transfer arm is provided with linking arm, one end of the linking arm and transfer arm
It is hinged, the other end and the mounting disc of linking arm are hinged, and above-mentioned hinge axes are each parallel to the axis of fitted shaft.
The synchronous driving of each extension assembly is realized by setting the devices such as mounting disc, the synchronization of extension assembly is improved
Property.
Further, in addition to controller, one end away from fitted shaft is provided with pressure biography on the side wall of flexure strip
Sensor, the pressure sensor and the motor being connected with drive shaft are connected with controller, and pressure sensor is sensed
Pressure signal be sent to controller, controller receives this pressure signal, and the power output of controlled motor.
By sensor and controller, this fixing device can not only be adjusted to gear by the power output of controlled motor
Coordinate the pressure of hole wall, it is to avoid the excessive infringement hole wall of pressure, and when the pressure value difference that each sensor passes is come is larger, then
It can judge that this fixing device generates abrasion in use in advance, longest distance of each extension assembly apart from fitted shaft axis
It is unequal, it is necessary to be repaired, to improve the accuracy of gear testing.
Further, one end of transfer arm is provided with guide groove, the outrigger shaft of the guide groove on support batten
Line and the axis of fitted shaft intersect vertically, and one end close to support batten on transfer arm is provided with guide pad, the guide pad
In guide groove.
Further, the cross section of the guide groove is square, the cross sectional dimensions of the guide pad and the horizontal stroke of guide groove
Sectional dimension is consistent.When needing longer or shorter transfer arm, then extension assembly is removed, the stretching, extension of size needed for replacing with
Component.
Controller and pressure sensor in above-mentioned are prior art, can commercially be bought.
The present invention compared with prior art, has the following advantages and advantages：
1st, the fixed mechanism of present invention protection gear mating holes hole wall, gear is set in fitted shaft, and transfer arm position
In drawing on axial position is coordinated, then start drive device, transfer arm is moved to gear mating holes hole wall, until
Contact stud is withstood on mating holes hole wall, i.e., contact stud is inscribed within gear mating holes.Match somebody with somebody because multiple contact studs are inscribed within gear
Close hole, it is to avoid the excessive situation appearance for producing indenture of some point stress of mating holes inwall occur, and contact stud can be along fitted shaft
Move radially, this fixing device is can adapt to the size with different radii mating holes, expand detection gear when it is used
Fixing device application, and without dismounting, improve operating efficiency, reduce testing cost；
2nd, the fixed mechanism of present invention protection gear mating holes hole wall, during fixed gear, remote contact stud on flexure strip
One end coordinates hole wall to contact with gear, and under the movement of transfer arm, gradually draws close and deform to mating holes hole wall, until elasticity
Piece is deformed into and mating holes is isometrical and arc of coaxial line；Stress surface when gear is fixed so is increased, improves stable
Property, and further hole wall is played a protective role；
3rd, the fixed mechanism of present invention protection gear mating holes hole wall, by sensor and controller, can not only pass through control
The power output of motor processed come adjust this fixing device to gear coordinate hole wall pressure, it is to avoid the excessive infringement hole wall of pressure, and
When the pressure value difference that each sensor passes is come is larger, then it can judge that this fixing device generates mill in use in advance
Damage, each extension assembly is unequal, it is necessary to be repaired, to improve the standard of gear testing apart from the longest distance of fitted shaft axis
True property.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is structural representation of the invention；
Fig. 2 is exploded perspective view of the invention.
Mark and corresponding parts title in accompanying drawing：
1- fitted shafts, 2- contact studs, 3- transfer arms, 4- support battens, 5- drive shafts, 6- mounting discs, 7- linking arms, 8- is passed
Sensor, 9- guide grooves, 10- guide pads, 11- flexure strips.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment and its explanation of the invention is only used for explaining the present invention, does not make
For limitation of the invention.
Embodiment 1
As Figure 1-Figure 2, the fixed mechanism of present invention protection gear mating holes hole wall, including be vertically set on workbench
On fitted shaft 1, one end of workbench is provided with the extension assembly and drive device being sequentially connected, institute in fitted shaft 1
Stating extension assembly has several, and line of symmetry is evenly provided in fitted shaft 1 centered on the axis of fitted shaft 1, stretching, extension group
Part includes support batten 4 and the contact stud 2 and transfer arm 3 that are sequentially connected；
One end of the support batten 4 is connected with one end away from workbench on the side wall of fitted shaft 1, the transfer arm 3
In support batten 4 on away from workbench plate face on, one end of transfer arm 3 is connected with the side wall of contact stud 2, transfer arm 3 it is another
One end is connected with drive device；
The drive device drives the moving radially along fitted shaft 1 of transfer arm 3；
The contact stud 2 is cylinder, and the diameter parallel of its axis and fitted shaft 1.
Gear is set in fitted shaft 1, and transfer arm 3 is located at gathering on the position around fitted shaft 1, then starts
Drive device, makes transfer arm 3 be moved to gear mating holes hole wall, until contact stud 2 withstood on mating holes hole wall, i.e. contact stud
2 are inscribed within gear mating holes.Because multiple contact studs 2 are inscribed within gear mating holes, it is to avoid occur mating holes inwall some point by
Power it is excessive produce indenture situation occur, and contact stud 2 can moving radially along fitted shaft 1, this fixing device is fitted
There should be the size of different radii mating holes, expand the application of fixing device used during detection gear, and without tearing open
Dress, improves operating efficiency, reduces testing cost.
Embodiment 2
The present invention is that on the basis of embodiment 1, the present invention is further illustrated.
As Figure 1-Figure 2, the fixed mechanism of present invention protection gear mating holes hole wall, away from cooperation on contact stud 2
One end of axle 1 is provided with flexure strip 11, and the flexure strip 11 can be deformed after being pressurized, and remove resilient after pressure.
During fixed gear, one end on flexure strip 11 away from contact stud 2 coordinates hole wall to contact with gear, and in transfer arm 3
Movement under, gradually draw close and deform to mating holes hole wall, until flexure strip 11 be deformed into it is isometrical and coaxial line with mating holes
Arc.Stress surface when gear is fixed so is increased, stability is improved, and further hole wall is played a protective role.
Flexure strip 11 uses flexible sheet metal, the low steel disc of such as phosphorus content.
Embodiment 3
The present invention is that on the basis of embodiment 2, the present invention is further illustrated.
As Figure 1-Figure 2, the fixed mechanism of present invention protection gear mating holes hole wall, the drive device is included successively
One end away from motor is connected with mounting disc 6 in motor, drive shaft 5 and the mounting disc 6 of connection, drive shaft 5, and drive shaft 5
Axis is overlapped with the axis of mounting disc 6；
One end away from contact stud 2, which is hinged, on transfer arm 3 is provided with linking arm 7, one end of the linking arm 7 and shifting
Swing arm 3 is hinged, and the other end and the mounting disc 6 of linking arm 7 are hinged, and above-mentioned hinge axes are each parallel to the axis of fitted shaft 1.
The synchronous driving of each extension assembly is realized by setting the grade device of mounting disc 6, the same of extension assembly is improved
Step property.
Embodiment 4
The present invention is that on the basis of embodiment 3, the present invention is further illustrated.
As Figure 1-Figure 2, the fixed mechanism of present invention protection gear mating holes hole wall, in addition to controller, in elasticity
One end away from fitted shaft 1 is provided with pressure sensor 8 on the side wall of piece 11, the pressure sensor 8 and with drive shaft 5
The motor of connection is connected with controller, and the pressure signal that pressure sensor 8 is sensed is sent to controller, and controller connects
By this pressure signal, and the power output of controlled motor.The preferred single-chip microcomputer of controller, its model is preferably 80C51FA；Pressure is passed
The model of sensor is preferably GY1-1201.
By sensor 8 and controller, this fixing device can not only be adjusted to tooth by the power output of controlled motor
Wheel coordinates the pressure of hole wall, it is to avoid the excessive infringement hole wall of pressure, and when the pressure value difference that the transmission of each sensor 8 comes is larger
When, then can judge that this fixing device generates abrasion in use in advance, each extension assembly apart from the axis of fitted shaft 1 most
It is unequal over long distances, it is necessary to be repaired, to improve the accuracy of gear testing.
Embodiment 5
The present invention is that on the basis of embodiment 1, the present invention is further illustrated.
As Figure 1-Figure 2, the fixed mechanism of present invention protection gear mating holes hole wall, close to shifting on support batten 4
One end of swing arm 3 is provided with guide groove 9, and the extension axis and the axis of fitted shaft 1 of the guide groove 9 intersect vertically, in movement
One end of support batten 4 is provided with guide pad 10 on arm 3, the guide pad 10 is located in guide groove 9.
Further, the cross section of the guide groove 9 is square, cross sectional dimensions and the guide groove 9 of the guide pad 10
Cross sectional dimensions it is consistent.When needing longer or shorter transfer arm 3, then extension assembly is removed, required size is replaced with
Extension assembly.
Above-described embodiment, has been carried out further to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc. all should be included
Within protection scope of the present invention.
Claims (6)
1. protecting the fixed mechanism of gear mating holes hole wall, including fitted shaft (1) on the table is vertically arranged, its feature exists
In：One end away from workbench is provided with the extension assembly and drive device being sequentially connected, the stretching, extension group in fitted shaft (1)
Part has several, and line of symmetry is evenly provided in fitted shaft (1) centered on the axis of fitted shaft (1), extension assembly bag
Include support batten (4) and the contact stud (2) and transfer arm (3) that are sequentially connected；
One end of the support batten (4) is connected with one end away from workbench on the wall of fitted shaft (1) side, the transfer arm (3)
In the plate face away from workbench on support batten (4), one end of transfer arm (3) is connected with the side wall of contact stud (2), mobile
The other end of arm (3) is connected with drive device；
The drive device drives transfer arm (3) moving radially along fitted shaft (1)；
The contact stud (2) is cylinder, and the diameter parallel of its axis and fitted shaft (1).
2. the fixed mechanism of protection gear mating holes hole wall according to claim 1, it is characterised in that：In contact stud (2)
Upper one end away from fitted shaft (1) is provided with flexure strip (11), and the flexure strip (11) can deform after being pressurized, remove after pressure
Resilient.
3. the fixed mechanism of protection gear mating holes hole wall according to claim 2, it is characterised in that：The drive device
Including the motor being sequentially connected, drive shaft (5) and mounting disc (6), one end and mounting disc (6) in drive shaft (5) away from motor
Connect, and the axis of drive shaft (5) is overlapped with the axis of mounting disc (6)；
One end away from contact stud (2), which is hinged, on transfer arm (3) is provided with linking arm (7), one end of the linking arm (7)
It is hinged with transfer arm (3), the other end and the mounting disc (6) of linking arm (7) are hinged, and above-mentioned hinge axes are each parallel to fitted shaft
(1) axis.
4. the fixed mechanism of protection gear mating holes hole wall according to claim 3, it is characterised in that：Also include control
Device, one end away from fitted shaft (1) is provided with pressure sensor (8), the pressure sensing on the side wall of flexure strip (11)
Device (8) and it is connected with the motor that drive shaft (5) is connected with controller, the pressure letter that pressure sensor (8) is sensed
Number controller is sent to, controller receives this pressure signal, and the power output of controlled motor.
5. the fixed mechanism of protection gear mating holes hole wall according to claim 1, it is characterised in that：In support batten
(4) one end of transfer arm (3) is provided with guide groove (9), extension axis and the fitted shaft (1) of the guide groove (9) on
Axis intersects vertically, and one end close to support batten (4) on transfer arm (3) is provided with guide pad (10), the guide pad
(10) it is located in guide groove (9).
6. the fixed mechanism of protection gear mating holes hole wall according to claim 5, it is characterised in that：The guide groove
(9) cross section is square, and the cross sectional dimensions of the guide pad (10) is consistent with the cross sectional dimensions of guide groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710454235.1A CN107234561A (en) | 2017-06-16 | 2017-06-16 | Protect the fixed mechanism of gear mating holes hole wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710454235.1A CN107234561A (en) | 2017-06-16 | 2017-06-16 | Protect the fixed mechanism of gear mating holes hole wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107234561A true CN107234561A (en) | 2017-10-10 |
Family
ID=59986404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710454235.1A Pending CN107234561A (en) | 2017-06-16 | 2017-06-16 | Protect the fixed mechanism of gear mating holes hole wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107234561A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109262634A (en) * | 2018-09-14 | 2019-01-25 | 湖北时瑞达重型工程机械有限公司 | A kind of H profile steel column mechanical gripper for railroad track construction |
| CN110846491A (en) * | 2019-11-06 | 2020-02-28 | 中国石油大学(华东) | Self-adaptive hydraulic supporting device for restraining deformation of shell |
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| KR100816659B1 (en) * | 2007-04-24 | 2008-03-26 | (주)드림셰프 | Jig for manufacturing kitchen vessel |
| CN205111628U (en) * | 2015-08-07 | 2016-03-30 | 重庆市福顺动力配件厂 | A anchor clamps for cylinder spare |
| CN105458580A (en) * | 2014-08-29 | 2016-04-06 | 刘德华 | Adjustable pipeline welding supporting frame |
| CN106736206A (en) * | 2017-03-23 | 2017-05-31 | 成都大漠石油技术有限公司 | Inside it is provided with the oil drum end cap clamper of tooth bar |
| CN106826084A (en) * | 2017-03-23 | 2017-06-13 | 成都大漠石油技术有限公司 | A kind of oil holder welding process clamping mechanism |
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2017
- 2017-06-16 CN CN201710454235.1A patent/CN107234561A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100816659B1 (en) * | 2007-04-24 | 2008-03-26 | (주)드림셰프 | Jig for manufacturing kitchen vessel |
| CN105458580A (en) * | 2014-08-29 | 2016-04-06 | 刘德华 | Adjustable pipeline welding supporting frame |
| CN205111628U (en) * | 2015-08-07 | 2016-03-30 | 重庆市福顺动力配件厂 | A anchor clamps for cylinder spare |
| CN106736206A (en) * | 2017-03-23 | 2017-05-31 | 成都大漠石油技术有限公司 | Inside it is provided with the oil drum end cap clamper of tooth bar |
| CN106826084A (en) * | 2017-03-23 | 2017-06-13 | 成都大漠石油技术有限公司 | A kind of oil holder welding process clamping mechanism |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109262634A (en) * | 2018-09-14 | 2019-01-25 | 湖北时瑞达重型工程机械有限公司 | A kind of H profile steel column mechanical gripper for railroad track construction |
| CN109262634B (en) * | 2018-09-14 | 2024-03-22 | 湖北时瑞达重型工程机械有限公司 | H-shaped steel column mechanical gripper for railway track construction |
| CN110846491A (en) * | 2019-11-06 | 2020-02-28 | 中国石油大学(华东) | Self-adaptive hydraulic supporting device for restraining deformation of shell |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171010 |
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| RJ01 | Rejection of invention patent application after publication |