CN206296458U - A kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear - Google Patents
A kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear Download PDFInfo
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- CN206296458U CN206296458U CN201621253544.XU CN201621253544U CN206296458U CN 206296458 U CN206296458 U CN 206296458U CN 201621253544 U CN201621253544 U CN 201621253544U CN 206296458 U CN206296458 U CN 206296458U
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- friction pulley
- wheel
- machining
- independence
- numerical control
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Abstract
A kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear, belongs to rail traffic vehicles maintenance process equipment technology field.Containing fraction wheel drive device, fraction wheel drive device is：Servo hydraulic cylinder connects main spindle box, main spindle box connection friction pulley, friction pulley contact wheel pair, connecting shaft case pivoting support in side under main spindle box, servo hydraulic cylinder connection oil cylinder pivoting support.Fraction wheel drive device is 4 groups.Take turns to lower section install cutter, cutter connection support meanss.The utility model can keep contact stabilization of the friction roller with wheel, contact force constant, obtain stable cutting force and ensure machining accuracy.Realize that being completely independent for each main shaft is servo-actuated, friction pulley can be made all the time with wheel to keeping contact eventually, it is to avoid the sparking that occurs in process, noise are excessive, friction pulley serious wear life-span low problem.
Description
Technical field
The utility model is related to a kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear, belongs to rail traffic vehicles dimension
Repair equipment Technology field.
Background technology
The dismounting Repair gene of exempting from of train wheel is one of essential condition of guarantee vehicle safety Effec-tive Function, and its is main
Function is that maintenance vehicle is dragged to machine tooling position along rail, wheel to be positioned be installed after automatic detection wheel profile ginseng
Number, automatically generates procedure and processes according to measurement result, the rotation of friction pulley driving moment, is not dismantling any part of vehicle
In the case of complete wheel tread Repair gene.
Current existing wheel drive scheme is that four friction pulleys drive, are servo-actuated two-by-two two-by-two.Take turns to each sidecar wheel
Two friction pulleys are driven using a motor and main spindle box, and is carried out jacking wheel pair using an oil cylinder and is kept friction pulley to be servo-actuated.
When wheel has abrasion, wheel is non-round to occur a friction pulley contact wheel, another friction in one group of main spindle box
Wheel situation about disengaging, it is impossible to realize four friction pulleys be completely independent driving, be completely independent it is servo-actuated.Wheel is caused to driving force
It is unstable, the defect such as friction pulley sparking, the big, service life reduction of noise.
The content of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley and is independently servo-actuated
Device, solves in existing not completely independent drive system, when wheel has abrasion, it may occur that a friction pulley connects in one group of main spindle box
Wheel is touched, the situation that another friction pulley is disengaged causes wheel unstable to driving force, and friction pulley is struck sparks, noise is big, the life-span
The defects such as reduction.
A kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear, contains fraction wheel drive device, friction wheel drive dress
It is set to：Servo hydraulic cylinder connects main spindle box, main spindle box connection friction pulley, friction pulley contact wheel pair, side connecting shaft under main spindle box
Case pivoting support, servo hydraulic cylinder connection oil cylinder pivoting support.
Fraction wheel drive device is 4 groups.
Take turns to lower section install cutter, cutter connection support meanss.
Servo hydraulic cylinder carries electronic control component and accumulator.
The structure of main spindle box is：The input of the output shaft insertion planetary reduction gear of servo principal axis motor clamps hub, and planet subtracts
Belt pulley is installed, rear-end of spindle installs belt pulley, and front-end of spindle uses spherical roller bearing, and rear-end of spindle makes on fast device output shaft
With cylinder roller bearing, friction pulley is installed to front-end of spindle by screw.
There is axle box jointed shaft on the casing of main spindle box, main shaft is hingedly connected on machine pillar.
The utility model can solve problem present in existing scheme.Four groups of completely self-contained main shaft drives lists
Unit, the driving moment that scattered moment of friction can be stablized rotates to form cutting movement；Under less contact, can obtain
Obtain maximum driving torque.Completely self-contained main shaft drives disperse driving force, reduce friction pulley contact force, improve processing essence
Degree.When there is skidding, folder bits between friction roller and wheel for one group, other driver elements are interference-free, remain to normal work；Can
Keep contact stabilization of the friction roller with wheel, contact force constant, obtain stable cutting force and ensure machining accuracy.Realize every
Being completely independent for individual main shaft is servo-actuated, can make friction pulley all the time with wheel to eventually keep contact, it is to avoid in process occur sparking,
Noise is excessive, friction pulley serious wear life-span low problem.
Brief description of the drawings
When considered in conjunction with the accompanying drawings, by referring to following detailed description, can more completely more fully understand that this practicality is new
Type and easily learn the adjoint advantage of many of which, but accompanying drawing described herein be used for providing to it is of the present utility model enter one
Step understands that constitute a part of the present utility model, schematic description and description of the present utility model is used to explain this practicality
It is new, do not constitute to improper restriction of the present utility model, such as scheme wherein：
Fig. 1 is friction pulley to taking turns to being completely independent one of driving, independent servo-actuated device signal figure；
Fig. 2 is friction pulley to taking turns two figures to being completely independent driving, independent servo-actuated device signal；
Fig. 3 is fraction wheel drive device schematic diagram；
The utility model is further illustrated with reference to the accompanying drawings and examples.
Specific embodiment
Obviously, those skilled in the art belong to this practicality based on many modifications and variations that objective of the present utility model is done
New protection domain.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " " used herein, " one
It is individual ", " described " and " being somebody's turn to do " may also comprise plural form.It is to be further understood that being used in specification of the present utility model
Wording " including " refer to the presence of the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or
Add one or more other features, integer, step, operation, element, component and/or their group.It should be understood that first when claiming
When part, component are "connected" to another element, component, it can be directly connected to other elements or component, or can also
There is intermediary element or component.Wording "and/or" used herein includes one or more associated listing appointing for item
Unit one and all combination.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific terminology) have with art in those of ordinary skill general understanding identical meaning.
For ease of the understanding to utility model embodiment, below in conjunction with being further explained explanation, and each is implemented
Example does not constitute the restriction to utility model embodiment.
Embodiment 1：As shown in Figure 1, Figure 2, Figure 3 shows, a kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear, there is four sets
Completely self-contained fraction wheel drive device, every suit is included：Servo principal axis motor, planetary reducer and driving belt,
Driving wheel and servo-actuated lifting servo hydraulic cylinder.
A kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear, contains fraction wheel drive device, it is characterised in that rub
Wiping wheel drive unit is：Servo hydraulic cylinder 6 connects main spindle box 4, and the connection friction pulley 2 of main spindle box 4, the contact wheel of friction pulley 2 is main to 1
The side of axle box 4 times connecting shaft case pivoting support 5, the connection oil cylinder of servo hydraulic cylinder 6 pivoting support 7.
Fraction wheel drive device is 4 groups.
The lower section taken turns to 1 is installed by cutter 3, the connection support meanss of cutter 3.
Servo hydraulic cylinder 6 carries electronic control component and accumulator.
The structure of main spindle box 4 is：The input of the output shaft insertion planetary reduction gear 11 of servo principal axis motor 10 clamps hub, OK
Belt pulley 3 is installed, belt pulley 12 is installed in the rear end of main shaft 14, and front-end of spindle uses spherical roller bearing on the output shaft of star decelerator 11
15, the rear end of main shaft 14 uses cylinder roller bearing 13, friction pulley 2 to be installed to the front end of main shaft 14 by screw.
There is axle box jointed shaft 9 on the casing of main spindle box, main shaft is hingedly connected on machine pillar, realize main spindle box around hinge
Contact swings.
Electronic control component and accumulator are prior art products.
Embodiment 2：
A kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear, wheel to lifting centering design four groups it is completely self-contained
Fraction wheel drive device and lifting servo hydraulic cylinder, realize that being completely independent for each main shaft is servo-actuated, can make friction pulley all the time and take turns
To keeping pressure of the contact by hydraulic accumulator control cylinder, holding driving wheel to be contacted all the time with wheel surface eventually, it is ensured that
Constant driving force.
Fraction wheel drive device designs four groups of completely self-contained main shaft drives units, and completely self-contained main shaft drives make driving
Power is disperseed, and reduces friction pulley contact force, improves machining accuracy.When there is skidding, folder bits between friction roller and wheel for one group, its
Its driver element is interference-free, remains to normal work.
Fig. 1 is unilateral two sets of servo hydraulic cylinders and main spindle box schematic diagram, and the left and right sides is to be arranged symmetrically.Watched at unilateral 2
Oil cylinder is taken under the effect of totally four servo-cylinders, wheel is to completing lifting centering.After wheel is to centering, four oil cylinder independent controls are realized
Friction pulley is servo-actuated to being completely independent for wheel tread shape.Four sets of main spindle boxes realize four drivings respectively of friction pulley, scattered
The driving moment that moment of friction can be stablized rotates to form cutting movement.
Four sets of completely self-contained fraction wheel drive devices are designed on bed piece, every suit is included：Servo principal axis electricity
Machine, planetary reducer and driving belt, driving wheel.Front-end of spindle uses spherical roller bearing, carries axially and radially
Load.Rear-end of spindle uses cylinder roller bearing, carries radial load.A set of lifting servo-hydraulic is designed under each main spindle box
Cylinder, servo hydraulic cylinder carries electronic control component and accumulator, and oil cylinder acts on main spindle box lower section.
As described above, embodiment of the present utility model is explained, but as long as essentially without disengaging
Inventive point of the present utility model and effect can have many deformations, and this is to one skilled in the art apparent
's.Therefore, such variation is also integrally incorporated within protection domain of the present utility model.
Claims (6)
1. a kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear, contains fraction wheel drive device, it is characterised in that friction
Wheel drive unit is：Servo hydraulic cylinder connects main spindle box, and main spindle box connection friction pulley, friction pulley contact wheel pair, main spindle box is next
Side connects axle box pivoting support, servo hydraulic cylinder connection oil cylinder pivoting support.
2. a kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear according to claim 1, it is characterised in that friction
Wheel drive unit is 4 groups.
3. a kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear according to claims 1 or 2, it is characterised in that
Take turns to lower section install cutter, cutter connection support meanss.
4. a kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear according to claims 1 or 2, it is characterised in that
Servo hydraulic cylinder carries electronic control component and accumulator.
5. a kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear according to claims 1 or 2, it is characterised in that
The structure of main spindle box is：The input of the output shaft insertion planetary reduction gear of servo principal axis motor clamps hub, planetary reduction gear output
Belt pulley is installed, rear-end of spindle installs belt pulley, and front-end of spindle uses spherical roller bearing, and rear-end of spindle is rolled using cylinder on axle
Sub- bearing, friction pulley is installed to front-end of spindle by screw.
6. a kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear according to claims 1 or 2, it is characterised in that
There is axle box jointed shaft on the casing of main spindle box, main shaft is hingedly connected on machine pillar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621253544.XU CN206296458U (en) | 2016-11-15 | 2016-11-15 | A kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621253544.XU CN206296458U (en) | 2016-11-15 | 2016-11-15 | A kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear |
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| CN206296458U true CN206296458U (en) | 2017-07-04 |
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| CN201621253544.XU Active CN206296458U (en) | 2016-11-15 | 2016-11-15 | A kind of numerical control lathe used for machining in-situ locomotive wheel friction pulley independence hunting gear |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986136A (en) * | 2019-03-26 | 2019-07-09 | 山东高速轨道交通集团有限公司益羊铁路管理处 | Novel locomotive non-pulling wheel lathe |
| RU2722496C1 (en) * | 2020-01-14 | 2020-06-01 | Акционерное общество "Экспортно-промышленная фирма "Судотехнология" | Lifting-and-centering system of wheel lathe |
| CN113878396A (en) * | 2021-11-15 | 2022-01-04 | 中国水利水电夹江水工机械有限公司 | Large-inertia revolving body auxiliary driving device and method |
-
2016
- 2016-11-15 CN CN201621253544.XU patent/CN206296458U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986136A (en) * | 2019-03-26 | 2019-07-09 | 山东高速轨道交通集团有限公司益羊铁路管理处 | Novel locomotive non-pulling wheel lathe |
| CN109986136B (en) * | 2019-03-26 | 2024-01-09 | 山东高速轨道交通集团有限公司益羊铁路管理处 | Novel locomotive turning lathe without falling wheel |
| RU2722496C1 (en) * | 2020-01-14 | 2020-06-01 | Акционерное общество "Экспортно-промышленная фирма "Судотехнология" | Lifting-and-centering system of wheel lathe |
| EP3851229A1 (en) | 2020-01-14 | 2021-07-21 | Joint-stock company "Export-industrial firm" Sudotechnologia" | Lift-centering system for a wheel lathe |
| DE202021107053U1 (en) | 2020-01-14 | 2022-07-05 | Joint-stock company "Export-industrial firm" Sudotechnologia" | Stroke centering system wheel lathe |
| CN113878396A (en) * | 2021-11-15 | 2022-01-04 | 中国水利水电夹江水工机械有限公司 | Large-inertia revolving body auxiliary driving device and method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 101300, 16, Shuanghe Avenue, Lin River Industrial Development Zone, Beijing, Shunyi District Patentee after: Beijing Beiyi Machine Tool Co.,Ltd. Address before: 101300, 16, Shuanghe Avenue, Lin River Industrial Development Zone, Beijing, Shunyi District Patentee before: BEIJING BEIYI MACHINE TOOL Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |