CN208584300U - A kind of work holder for cylindrical grinder - Google Patents
A kind of work holder for cylindrical grinder Download PDFInfo
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- CN208584300U CN208584300U CN201821348557.4U CN201821348557U CN208584300U CN 208584300 U CN208584300 U CN 208584300U CN 201821348557 U CN201821348557 U CN 201821348557U CN 208584300 U CN208584300 U CN 208584300U
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- tailstock
- frame
- mounting hole
- head frame
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The utility model discloses a kind of work holder for cylindrical grinder, including head frame, tailstock, grinding machine rack, tailstock includes back frame box, the tailstock spindle in back frame box, the tailstock center for being placed in tailstock spindle front end；Head frame includes a frame case, the headstock spindle being supported on a frame case by head frame fore bearing and head frame rear bearing, to be placed in headstock spindle top frame top, head frame is top concentric with tailstock center, head frame is top and tailstock center on be clamped with work holder respectively, work holder includes workpiece axle sleeve, the first mounting hole of installation workpiece is offered in one end of workpiece axle sleeve, the second mounting hole is offered in the other end of workpiece axle sleeve, the first mounting hole and the second mounting hole are concentric.The utility model avoids the end of workpiece and head frame is top and tailstock center is directly connected to need to open up the complicated procedures of forming of fabrication hole in the end of workpiece, shortens the process time of single-piece workpiece, reduces the usage amount of workpiece material, improves working efficiency.
Description
Technical field
The utility model relates to cylindrical grinder equipment technical fields, and in particular to a kind of piece-holder for cylindrical grinder
Device.
Background technique
Grinding machine is the lathe for carrying out grinding to workpiece surface using grinding tool.Most of grinding machine is using high speed rotation
Grinding wheel carry out grinding, a small number of is processed using other grinding tools such as oilstone, abrasive band and free abrasive, such as grind
Machine, superfinisher, abrasive belt grinding machine, grinder and polishing machine etc..Grinding machine is capable of processing the higher material of hardness, as hardened steel,
Hard alloy etc.；Also it is capable of processing fragile material, such as glass, granite.Grinding machine can make the mill of high-precision and surface roughness very little
It cuts, also can be carried out efficient grinding, such as high-rate grinding.Grinding is machine parts Precision Machining using relatively broad
One of main method.
But some grinding machines to excircle of workpiece carry out Grinding Process in, need piece-holder head frame it is top and
It is fixed between tailstock center.In this way come when installing workpiece, it is necessary first to the center at the both ends of workpiece
Position opens up fabrication hole, by opening up fabrication hole in workpiece both ends center and head frame is top and tailstock center carries out matching co-clip
It holds, workpiece is fixed on grinding machine.Workpiece grinding process is not only increased using this workpiece installation positioning method, increases operation
Worker-hours, and when cannot open up the workpiece of fabrication hole for end need after grinding to the end of workpiece
Fabrication hole does removal procedure, and this not only adds subsequent workloads, and will reserve more in blanking and open up fabrication hole
Material, thus waste the raw material of workpiece, increase production cost, working efficiency is low.
Utility model content
To be solved in the utility model is that grinding machine is top using head frame in the prior art and tailstock center carries out workpiece
When gripping, needs to open up and head frame is top and the fabrication hole of tailstock center cooperation at the both ends of workpiece, open up fabrication hole not
Workpiece grinding process is increased only, when increasing operator's working time, and the workpiece of fabrication hole cannot be opened up for end,
Removal procedure is done to the fabrication hole of the end of workpiece after needing grinding, this not only adds subsequent workload, Er Qie
The technical issues of material for opening up fabrication hole will be reserved more when blanking, thus waste the raw material of workpiece, purpose exists
In providing a kind of work holder for cylindrical grinder.
The utility model is achieved through the following technical solutions:
A kind of work holder for cylindrical grinder, including head frame, tailstock, grinding machine rack, the head frame and tailstock
On grinding machine rack, the tailstock includes back frame box, the tailstock spindle in back frame box, the tailstock center for being placed in tailstock spindle front end；
The head frame includes a frame case, the headstock spindle being supported on a frame case by head frame fore bearing and head frame rear bearing, is placed in a frame
Axis top frame is top, and the head frame is top concentric with tailstock center, the head frame is top and tailstock center on be clamped with respectively
Work holder, the work holder include workpiece axle sleeve, offer the of installation workpiece in one end of workpiece axle sleeve
One mounting hole offers and head frame is top and/or the second mounting hole of tailstock center cooperation in the other end of workpiece axle sleeve, described
First mounting hole and the second mounting hole are concentric.
Preferred embodiment, the workpiece axle sleeve are circular configuration, and multiple threaded holes are offered on the outer wall of the first mounting hole,
Multiple threaded holes are arranged along the outer wall circumference uniform distribution of workpiece axle sleeve, are threaded with holding screw in multiple threaded holes.
Preferred embodiment, the work holder further include annulus, and the annulus is arranged in the first mounting hole
It is interior, the annulus be equipped with it is multiple, the diameter ecto-entad between multiple annulus gradually reduces.
Preferred embodiment, the outer wall of the multiple annulus open up it is jagged, and any radial direction of multiple annulus cut
Face is C-shaped.
Preferred embodiment, the multiple annulus are spring steel material.
Preferred embodiment, the ratio between notch arc length and annulus outer wall arc length of the multiple annulus are less than 1/4.
The utility model compared with prior art, has the following advantages and benefits: a kind of use of the utility model
In the work holder of cylindrical grinder, using two work holders be separately positioned on workpiece and head frame is top, workpiece with
Between tailstock center, the first mounting hole of the workpiece axle sleeve of one of work holder is set in the one of workpiece when use
End, the second mounting hole be set in a frame it is top on；First mounting hole of the workpiece axle sleeve of another work holder is arranged
In the other end of workpiece, the second mounting hole is set on tailstock center.1) work when being ground workpiece, is avoided using aforesaid way
The end of part and head frame is top and tailstock center is directly connected to need to open up the complicated procedures of forming of fabrication hole in the end of workpiece, shortening
The process time of single-piece workpiece reduces the usage amount of workpiece material, improves working efficiency.2) workpiece clamp of the present apparatus is used simultaneously
Annulus can be added according to workpiece outer diameter specification is of different sizes by holding device, and annulus is the different multiple annulars of diameter
Sleeve combination uses, it is ensured that workpiece is concentric with workpiece axle sleeve in the first mounting hole of workpiece axle sleeve, guarantees the coaxial of workpiece
Degree, improves the machining accuracy of workpiece.3) open up jagged on the outer wall of the annulus, which can be according to workpiece axle sleeve
The size of the diameter of first mounting hole voluntarily generates elastic deformation, the ring when holding screw is locked at workpiece in the first mounting hole
Shape sleeve does adaptive deformation, improves the mechanical strength that workpiece is connect with workpiece axle sleeve.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings:
Fig. 1 is the main view of the utility model；
Fig. 2 is the perspective view of the utility model；
Fig. 3 is the main view of the work holder of the utility model；
Fig. 4 is the right view of the work holder of the utility model；
Fig. 5 is that the work holder of the utility model installs the right view of annulus；
Fig. 6 is the annulus structural schematic diagram of the utility model.
Label and corresponding parts title in attached drawing:
100- grinding machine rack, 101- framves, 102- frame casees, 103- framves are top, 104- tailstock, 105- back frame box,
106- tailstock center, 200- workpiece, 300- work holder, 301- workpiece axle sleeve, 302- holding screw, 304- second are installed
Hole, the first mounting hole of 305-, 306- annulus, 307- notch, 308- outer wall.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment
As depicted in figs. 1 and 2, a kind of work holder for cylindrical grinder of the utility model, including head frame 101,
Tailstock 104, grinding machine rack 100, head frame 101 and tailstock 104 are located on grinding machine rack 100.Tailstock 104 includes back frame box 105, tail
Tailstock spindle in frame case 105, the tailstock center 106 for being placed in tailstock spindle front end；Head frame 101 includes head frame case 102, by before head frame
Headstock spindle that bearing and head frame rear bearing are supported on a frame case 102 is placed in headstock spindle top frame top 103.Head frame top 103
It is concentric with tailstock center 106, it is clamped with work holder 300 respectively on head frame top 103 and tailstock center 106.
Referring to shown in Fig. 3 and Fig. 4, work holder 300 includes workpiece axle sleeve 301, is opened in one end of workpiece axle sleeve 301
The first mounting hole 305 equipped with installation workpiece 200, offers and head frame top 103 or tailstock in the other end of workpiece axle sleeve 301
Top the second mounting hole 304 for matching 106 conjunctions, the first mounting hole 305 and the second mounting hole 304 are concentric.Workpiece axle sleeve 301 is circle
Shape structure is opened up on the outer wall of the first mounting hole 305 there are three threaded hole, outer wall of three threaded holes along workpiece axle sleeve 301
Circumference uniform distribution arrangement is threaded with holding screw 302 in three threaded holes, and holding screw 302 is for consolidating workpiece 200
It is scheduled in the first mounting hole 305, prevents workpiece 200 from shaking in grinding, reduce machining accuracy.
Referring to Figure 5, work holder 300 further includes annulus 306, and the setting of annulus 306 is in the first peace
It fills in hole 305, annulus 306 is equipped with multiple, and the quantity of annulus 306 is according to the outer diameter and the first mounting hole of workpiece 200
305 internal diameter semidiameter determines that the internal diameter semidiameter of the outer diameter of workpiece 200 and the first mounting hole 305 is multiple annulus
The sum of 306 thickness, the diameter ecto-entad between multiple annulus 306 gradually reduce.Workpiece 200 outer diameter be less than with
When the internal diameter of the first mounting hole 305, in order to improve workpiece 200 be mounted on workpiece 200 in the first mounting hole 305 processing it is coaxial
Degree, positions workpiece 200 using multiple annulus 306 are arranged between workpiece 200 and the first mounting hole 305, mentions
The high machining accuracy of workpiece, reduces the difficulty of processing of workpiece, improves processing efficiency.
Referring to shown in Fig. 6, the outer wall 308 of multiple annulus 306 opens up jagged 307, and multiple annulus 306
Any radial section is C-shaped, and multiple annulus 306 are spring steel material.Notch is opened up on the outer wall of annulus 306
307, which can voluntarily generate elastic deformation according to the size of the diameter of the first mounting hole 305 of workpiece axle sleeve 301,
When holding screw 302 is locked at workpiece 200 in first mounting hole 305, annulus 306 does adaptive deformation, improves workpiece
200 mechanical strengths being connect with workpiece axle sleeve 301, while being easily installed and dismantling annulus 306.Multiple annulus 306
307 arc length of notch and the ratio between 308 arc length of annulus outer wall be 1:18, not in the case where it has corresponding elastically-deformable ability
Influence the concentricity for guaranteeing the positioning of workpiece 200 when it positions workpiece 200.
Working principle:
In use, workpiece 200, work holder are clamped and fixed using two work holders 300
300 are separately positioned on workpiece 200 and head frame is top 103, between workpiece 200 and tailstock center 106, one of work when use
First mounting hole 305 of the workpiece axle sleeve 301 of part clamping device 300 is set in one end of workpiece 200, then tightens lock-screw
302, workpiece 200 is fixed in the first mounting hole 305, the second mounting hole 304 is set on a frame top 103.Another
First mounting hole 305 of the workpiece axle sleeve 301 of work holder 300 is set in the other end of workpiece 200, then tightens locking
Screw 302 is fixed on workpiece 200 in first mounting hole 305, and the second mounting hole 304 is set on tailstock center 106.
If the outer diameter of workpiece 200 less than the first mounting hole 305 internal diameter when, be mounted on the first peace to improve workpiece 200
The working axiality for filling workpiece 200 in hole 305, is arranged multiple annulus using between workpiece 200 and the first mounting hole 305
306 position workpiece 200, and the diameter for the annulus 306 installed in the first mounting hole 305 gradually reduces.Annular
The quantity of sleeve 306 determines according to the internal diameter semidiameter of the outer diameter of workpiece 200 and the first mounting hole 305, the outer diameter of workpiece 200
Internal diameter semidiameter with the first mounting hole 305 is the sum of the thickness of multiple annulus 306.Then holding screw 302 is being tightened
Workpiece 200 is fixed in the first mounting hole 305.Then operating procedure is identical with above-mentioned steps.
Above-described specific embodiment, to the purpose of this utility model, technical scheme and beneficial effects carried out into
One step is described in detail, it should be understood that being not used to limit the foregoing is merely specific embodiment of the present utility model
Determine the protection scope of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of work holder for cylindrical grinder, including head frame, tailstock, grinding machine rack, the head frame and tailstock position
In on grinding machine rack, the tailstock includes back frame box, the tailstock spindle in back frame box, the tailstock center for being placed in tailstock spindle front end；Institute
A frame is stated to include a frame case, the headstock spindle being supported on a frame case by head frame fore bearing and head frame rear bearing, be placed in headstock spindle
Top frame is top, and the head frame is top concentric with tailstock center, which is characterized in that the head frame is top to be divided on tailstock center
It is not clamped with work holder, the work holder includes workpiece axle sleeve, offers installation in one end of workpiece axle sleeve
First mounting hole of workpiece offers and head frame is top and/or the second peace of tailstock center cooperation in the other end of workpiece axle sleeve
Hole is filled, first mounting hole and the second mounting hole are concentric.
2. a kind of work holder for cylindrical grinder according to claim 1, which is characterized in that the workpiece spindle
Set is circular configuration, and multiple threaded holes, outer wall of multiple threaded holes along workpiece axle sleeve are offered on the outer wall of the first mounting hole
Circumference uniform distribution arrangement, is threaded with holding screw in multiple threaded holes.
3. a kind of work holder for cylindrical grinder according to claim 1, which is characterized in that the workpiece clamp
Holding device further includes annulus, and the annulus is arranged in the first mounting hole, the annulus be equipped with it is multiple, it is multiple
Diameter ecto-entad between annulus gradually reduces.
4. a kind of work holder for cylindrical grinder according to claim 3, which is characterized in that the multiple ring
The outer wall of shape sleeve open up it is jagged, and any radial section of multiple annulus be C-shaped.
5. a kind of work holder for cylindrical grinder according to claim 3, which is characterized in that the multiple ring
Shape sleeve is spring steel material.
6. a kind of work holder for cylindrical grinder according to claim 4, which is characterized in that the multiple ring
The ratio between notch arc length and annulus outer wall arc length of shape sleeve are less than 1/4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821348557.4U CN208584300U (en) | 2018-08-21 | 2018-08-21 | A kind of work holder for cylindrical grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821348557.4U CN208584300U (en) | 2018-08-21 | 2018-08-21 | A kind of work holder for cylindrical grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208584300U true CN208584300U (en) | 2019-03-08 |
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ID=65543946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821348557.4U Active CN208584300U (en) | 2018-08-21 | 2018-08-21 | A kind of work holder for cylindrical grinder |
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| Country | Link |
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| CN (1) | CN208584300U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112123026A (en) * | 2020-09-18 | 2020-12-25 | 三峡大学 | Shaft polishing system and polishing method |
| CN114888648A (en) * | 2022-07-08 | 2022-08-12 | 游隼信息技术科技(苏州)有限公司 | Shaft grinding processing equipment |
-
2018
- 2018-08-21 CN CN201821348557.4U patent/CN208584300U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112123026A (en) * | 2020-09-18 | 2020-12-25 | 三峡大学 | Shaft polishing system and polishing method |
| CN114888648A (en) * | 2022-07-08 | 2022-08-12 | 游隼信息技术科技(苏州)有限公司 | Shaft grinding processing equipment |
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