CN208342399U - A kind of ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support - Google Patents
A kind of ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support Download PDFInfo
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- CN208342399U CN208342399U CN201820728369.8U CN201820728369U CN208342399U CN 208342399 U CN208342399 U CN 208342399U CN 201820728369 U CN201820728369 U CN 201820728369U CN 208342399 U CN208342399 U CN 208342399U
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Abstract
The utility model provides a kind of ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support, including elastic support, support sleeve, pressure spring, transition block and support base, elastic support compresses support sleeve by T-bolt and is connected in transition block, the transition block is connected and fixed on the support base of lathe shell, elastic support one end has multipair supporting head, the bearing cephalic par is equipped with alloy ball, the other end is fixed on support base, solenoid housing is equipped on the inside of the support base, coil is equipped in solenoid housing, coil is externally provided with seal, magnetic pole is equipped in coil hull outside, magnetic pole is fixed on workpiece spindle.The rolling friction of the fulcrum and workpiece surface of the utility model support is realized without bearing trace grinding, subsequent processing matters caused by even burning because of bearing trace are greatly reduced, reduce influence of the workpiece flexible deformation to grinding efficiency and quality, the fulcrum stress of elasticity reaches unanimity, and each point is made to be in effectively supporting state always.
Description
Technical field
The present invention relates to excircle of workpiece to be ground auxiliary device technical field, and in particular to a kind of ring-shaped work pieces external centreless grinding
It cuts with elastic rolling floating support.
Background technique
In the processing of existing ring-shaped work pieces cylindrical centerless type grinding the bearing of workpiece mainly have rigid support as shown in Figure 6, float
Support as shown in fig. 7, because existing rigid support, floating support work when and workpiece machining surface be sliding contact, inevitably
It generated in workpiece surface and supports trace, even burnt, and because the practical bearing position of fulcrum quick abrasion work in-process gradually changes, shadow
Ring the consistency of converted products quality；Secondly supporting-point is less, and workpiece flexible deformation larger impact is ground under the action of grinding force
Cut precision level and production efficiency；Moreover because the alloy bar of supporting-point mostly uses welding procedure, replaces or adjust after being worn at fulcrum
It is whole more difficult；With the development of product technology level, deficiency contradiction existing for above-mentioned all kinds of supports is highlighted, it is difficult to adapt to high-end production
The requirement of product grinding bearing.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of ring-shaped work pieces cylindrical centerless type grindings is floated with elastic rolling
Support, the rolling friction of the fulcrum and workpiece surface of support are realized without bearing trace grinding, are greatly reduced because supporting trace
Subsequent processing matters caused by even burning reduce influence of the workpiece flexible deformation to grinding efficiency and quality, elastic fulcrum
Stress reaches unanimity, and each point is made to be in effectively supporting state always.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs:
A kind of ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support, including elastic support, support sleeve, pressure
Spring, transition block and support base, which is characterized in that the elastic support compresses support sleeve by T-bolt and is connected to transition block
On, the transition block is connected and fixed on the support base of lathe shell, and described elastic support one end has multipair supporting head, institute
It states bearing cephalic par and is equipped with ball, the other end is fixed on support base, and solenoid housing, line are equipped on the inside of the support base
It encloses and is equipped with coil in shell, coil is externally provided with seal, is equipped with solenoid housing lid in solenoid housing outer end and fixes, in solenoid housing
Outside is equipped with magnetic pole, and magnetic pole is fixed on workpiece spindle.
The supporting head is equipped with external support head and interior supporting head, and external support head and interior supporting head pass through external support head arm respectively
Portion is connected with interior supporting head arm.
The inside and outside supporting head arm is set as different-thickness, inside and outside to support the circle for being greater than two-arm spacing between head arm
Sliding curved surface connection, and indent arc groove is set in elastic support support end center.
A stepped hole is arranged in the elastic support shank, and stepped hole is built-in with two floating pins, and floating pin passes through pressure
Spring is ejected from elastic support shank two sides respectively, is pressed on two medial surface of transition block upper notch, and by pin pressure with holes
Lid is encapsulated in through hole end.
The supporting-point of each supporting head of elastic support is arranged on the same circumference being adapted with excircle of workpiece surface,
And it is concentric with workpiece.
The elastic support is equipped with multiple on support base.
The ball is alloy ball.
(3) beneficial effect
The embodiment of the invention provides a kind of ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating supports.Have following
The utility model has the advantages that
The alloy ball of its fulcrum of the invention and excircle of workpiece surface are in rolling friction state, efficiently solve grinding process
The bearing trace that middle excircle of workpiece surface generates even scorch；One supports the support pattern of more fulcrums to disperse supporting force
Concentration problem, substantially reduce grinding process in workpiece flexible deformation and because workpiece flexible deformation is to grinding quality and production efficiency
Adverse effect；The shape and structure of its significant elasticity, was ground caused by reducing due to the original precision error of work mounting s face
The circular runout of the practical centre of gyration of workpiece in journey, beneficial to the better grinding accuracy of realization；Floating has separately been passed on floating pin
The characteristic of support, structure is simple, and retentivity is good, technology and obvious economic, and is not in the mood for outside for more high-tech level requirement
Circle grinding provides adaptable support and method.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 the installation structure diagram of the invention；
The side view of Fig. 2 Fig. 1 of the present invention；
Fig. 3 elastic support schematic diagram of the present invention；
The side view of Fig. 4 Fig. 3 of the present invention；
Fig. 5 relocation mechanism partial schematic diagram of the present invention；
Fig. 6 original rigid support simplified schematic diagram；
Fig. 7 original floating support simplified schematic diagram；
02 transition block, 03 elastic support, 04 axis circlip, 05 nut I, 06T type bolt, 07 support sleeve, 08 screw, 09
Support base, 10 magnetic poles, 11 solenoid housing cover boards, 12 seals, 13 coils, 14 solenoid housings, 15 end caps, 16O type sealing ring, 17
Backbone sealing ring, 18 workpiece spindles, 19 bearings, 20 Machine tool box bodies, 21 hole circlips, 22 floating pins, 23 pin glands, 24 glands
Screw, 25 pressure springs, 26 alloy balls, 27 workpiece, 31 grinding wheels, 32 rigid supports, 41 double end tension spring bolts, 42 tension springs, 43 tension springs
Bolt, 44 rocker pieces, 03-a external support head, supporting head in 03-b, 03-c external support head arm portion, branch head arm portion, 03-e in 03-d
Center arc groove, 03-f two-arm junction, 03-g supporting head tip inside, 03-h support end surface, 03-k elastic support
Shank, 03-m external support head arm root, 03-n stepped hole, 03-u annular groove.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
The present invention provides a kind of ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support in fact, as shown in Figure 1, Figure 2, schemes
Shown in 3, including one be made symmetrical petal-like elastic support 03, support sleeve 07, floating pin 22, alloy bar 26, pressure spring 25,
Transition block 02, support base 09, magnetic pole 10, coil 13, solenoid housing 14 etc.；
Machine tool box body 20 is in 18 extension end of workpiece spindle, and the concentric support base 09 being connected to shaped like hemizonid of workpiece spindle 18,
Support base 09 is formed with the transition block 02 that cyclic annular T-slot is formed with T-slot by screw 08, T-nut connection, passes through holding nut
05, T-bolt 06 compresses support sleeve 07, and elastic support 03 is connected on support sleeve 07 by two axis circlips 04；
The multi-support head of external support head 03-a, interior supporting head 03-b shape is symmetrically made in 03 one end of elastic support, and makes
On the same circumference that each 26 fulcrum of alloy ball and 27 outside diameter of workpiece are adapted, and it is concentric with workpiece 27；It is each as shown in Figure 4
Bearing cephalic par side is respectively provided with a counterbore 03-p, and hole is in nearly half opening shape at bearing end surface 03-h, and is made in branch head
26 appropriateness protrusion bearing end surface 03-h of alloy ball is set, another through hole circlip 21 is in counterbore 03-p through hole end to by alloy ball
26 axial limitings, alloy ball 26 are supported on the outer round surface of workpiece 27；
03 other end of the elastic support, that is, end elastic support shank 03-k is arranged with 26 vertical direction of alloy ball
One stepped hole 03-n by pressure spring 25 by the spherical column cap ejection of symmetrically arranged two floatings pin 22, and is abutted against in transition block 02
On the slot medial surface in portion, separately pin gland 23 with holes is connected on elastic support 02 by pin screw 24, such as Fig. 5 institute
Show；Equal bevel shape at each supporting head tip inside 03-g of elastic support 03, external support head arm portion 03-c and interior branch head arm
Portion 03-d is set as different thickness, and two-arm junction 03-f is formed with the smooth curved surface connection greater than two-arm interval；Another elasticity
Center arc groove 03-e, elastic support shank 03-k and external support head arm root are provided in the middle part of 03 supported end of supporter
03-m is connected using depth arc groove shape；
Spherical shape is made in 26 both ends of the surface 26-a of alloy ball；Counterbore in each supporting head end sides of elastic support 03
03-p, several annular groove 03-u provided circumferentially about；
Workpiece spindle 18 connects the solenoid housing 14 for being formed with annular groove on end cap 15, and magnetically attractive coil 13 is sealed by seal 12
It is built in solenoid housing 14, is closed by solenoid housing lid 11, workpiece spindle 18 is supported by bearing 19, in solenoid housing 14
Hole, magnetic pole 10 are connected to 18 end of workpiece spindle, and 10 back of magnetic pole is made to be bordering on solenoid housing lid 11, and workpiece 27 is close in magnetic pole
On the datum end face of 10 oral areas；
The inner hole setting seal groove and internal frame sealing ring 17 that end cap 15 and workpiece spindle 18 cooperate, 15 connecting machine tool of end cap
A seal groove is equally arranged in 20 face of shell, and is equipped with O-ring seal.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (7)
1. a kind of ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support, including elastic support, support sleeve, pressure spring,
Transition block and support base, which is characterized in that the elastic support compresses support sleeve by T-bolt and is connected in transition block,
The transition block is connected and fixed on the support base of lathe shell, and described elastic support one end has multipair supporting head, described
Bearing cephalic par is equipped with ball, and the other end is fixed on support base, and solenoid housing, coil are equipped on the inside of the support base
Coil is equipped in shell, coil is externally provided with seal, is equipped with solenoid housing lid in solenoid housing outer end and fixes, outside solenoid housing
Side is equipped with magnetic pole, and magnetic pole is fixed on workpiece spindle.
2. ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support as described in claim 1, it is characterised in that: described
Supporting head is equipped with external support head and interior supporting head, and external support head and interior supporting head pass through external support head arm portion and interior supporting head respectively
Arm connection.
3. ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support as claimed in claim 2, it is characterised in that: described
Inside and outside supporting head arm is set as different-thickness, is connected between inside and outside bearing head arm with the smooth curved surface for being greater than two-arm spacing,
And indent arc groove is set in elastic support support end center.
4. ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support as described in claim 1, it is characterised in that: described
A stepped hole is arranged in elastic support shank, and stepped hole is built-in with two floating pins, and floating pin is by pressure spring respectively from elasticity
The ejection of supporter shank two sides, is pressed on two medial surface of transition block upper notch, and be encapsulated in through hole end by pin gland with holes.
5. ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support as described in claim 1, it is characterised in that: described
The supporting-point of each supporting head of elastic support is arranged on the same circumference being adapted with excircle of workpiece surface, and same with workpiece
The heart.
6. ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support as described in claim 1, it is characterised in that: described
Elastic support is equipped with multiple on support base.
7. ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support as described in claim 1, the ball is alloy
Ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820728369.8U CN208342399U (en) | 2018-05-16 | 2018-05-16 | A kind of ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820728369.8U CN208342399U (en) | 2018-05-16 | 2018-05-16 | A kind of ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support |
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| CN208342399U true CN208342399U (en) | 2019-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820728369.8U Expired - Fee Related CN208342399U (en) | 2018-05-16 | 2018-05-16 | A kind of ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108655845A (en) * | 2018-05-16 | 2018-10-16 | 安徽同步自动化科技有限公司 | A kind of ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support |
| CN110153883A (en) * | 2019-07-04 | 2019-08-23 | 上海特安一凯轴承有限公司 | A kind of relocatable electric magnetic no-core fixture bearing of multiconductor |
-
2018
- 2018-05-16 CN CN201820728369.8U patent/CN208342399U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108655845A (en) * | 2018-05-16 | 2018-10-16 | 安徽同步自动化科技有限公司 | A kind of ring-shaped work pieces cylindrical centerless type grinding elastic rolling floating support |
| CN110153883A (en) * | 2019-07-04 | 2019-08-23 | 上海特安一凯轴承有限公司 | A kind of relocatable electric magnetic no-core fixture bearing of multiconductor |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190108 Termination date: 20190516 |
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| CF01 | Termination of patent right due to non-payment of annual fee |