CN207343532U - A kind of knurling tool - Google Patents
A kind of knurling tool Download PDFInfo
- Publication number
- CN207343532U CN207343532U CN201721471843.5U CN201721471843U CN207343532U CN 207343532 U CN207343532 U CN 207343532U CN 201721471843 U CN201721471843 U CN 201721471843U CN 207343532 U CN207343532 U CN 207343532U
- Authority
- CN
- China
- Prior art keywords
- rotation axis
- bearing
- housing
- terrace
- hole
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of knurling tool,For carrying out rolling to the bearing top circle after machining,Including rotation axis,The side vertical axis of the rotation axis is provided with through hole,The through hole is provided with the mandrel that both ends leak outside on the outside of through hole,The both ends of the mandrel are fixed with roller and gasket,The knurling tool further includes the housing for fixing axle,Rotation axis is passed through into the bearing mounting hole on housing,The upper surface of housing is close to roller,The base of supporing shell is socketed with the rotation axis of the housing lower surface,The one end of the rotation axis away from through hole is provided with external screw thread,The clamp nut for rugged housing and base is socketed with the external screw thread,The bottom of rotation axis is provided with clamp nut,Clamp nut is adjustable nut,Size of the knurling tool to the axial force of bearing can be adjusted,Using simple,It is convenient,Knurling tool quickly can carry out rolling to bearing face.
Description
Technical field
Bearing machining field is the utility model is related to, is a kind of knurling tool specifically.
Background technology
Bearing is a kind of important spare part in contemporary mechanical equipment.Its major function is the mechanical rotary body of support, is reduced
Friction coefficient in its motion process, and ensure its rotating accuracy, the linear motion bearing form of early stage, is exactly in row's skid plate
One row's rod of lower placement.Modern linear motion bearing uses same operation principle, only replaces roller with ball sometimes.
Simplest swivel bearing is axle sleeve bearing, it is a bushing being clipped between wheel and wheel shaft.It is this to design then quilt
Rolling bearing substitutes, and is exactly to substitute original bushing with the roller of many cylinders, each rolling element is just as a single car
Wheel.The loading direction or the difference of nominal contact angle that rolling bearing can bear by it are divided into radial bearing and thrust bearing.Its
Middle radial contact bearing is the radial bearing that nominal contact angle is 0, and centripetal angular contact bearing is more than 0 to 45 for nominal contact angle
Radial bearing.Axial contact bearing is the thrust bearing that nominal contact angle is 90, and thrust angular contact bearing is big for nominal contact angle
In 45 but less than 90 thrust bearing；It can be divided into ball bearing and roller bearing by the shape of rolling element.Roller bearing presses roller kind
Class is divided into：Cylinder roller bearing, needle bearing, taper roll bearing and self-aligning roller bearing；By can aligning point during its work
For self-aligning bearing ----raceway is spheric, adapts to bearing and the non-tune of the angular displacement and angular movement between two raceway axial lines
Mandrel is held (rigid bearing) --- the bearing of axle center line angle offset between-energy impedance raceway；It is divided into single-row bearing by the columns of rolling element
Hold, double-row bearing and multirow bearing, during bearing machining, the end face of the bearings such as flange bearing, linear bearing is cut
After cutting processing, the end face of bearing can leave flash, and it is strong that the presence of flash can influence the surface roughness of bearing, the stress on surface
Degree, assembly precision.
Utility model content
The purpose of this utility model is to provide a kind of knurling tool, carries out rolling to the bearing face after cutting, removes
The flash of bearing face, is that bearing face is smooth, improves the stress intensity of bearing face.
The utility model is achieved through the following technical solutions：
A kind of knurling tool, for carrying out rolling, including rotation axis, the rotation axis to the bearing top circle after machining
Side vertical axis be provided with through hole, the through hole is provided with the mandrel that both ends leak outside on the outside of through hole, the two of the mandrel
End is fixed with roller and gasket, and the knurling tool further includes the housing for fixing axle, and rotation axis is passed through the axis on housing
Mounting hole is held, the upper surface of housing is socketed with the base of supporing shell on roller, the rotation axis of the housing lower surface, institute
State the one end of rotation axis away from through hole and be provided with external screw thread, the fastening for rugged housing and base is socketed with the external screw thread
Nut.
Preferably, the rotation axis includes fixture block, the first terrace, the second terrace, the 3rd terrace, and the fixture block is hexagon
Shape, the end face of the first terrace are fixedly connected with fixture block, and through hole is opened on the first terrace, be cased with second terrace housing and
Base, the external screw thread are arranged on the 3rd terrace.
Preferably, the roller is fixed on mandrel by way of screw threads for fastening, and the gasket is arranged on the two of roller
Side.
Preferably, the roller shape is round table-like, tells the big side of round platform towards rotation axis.
Preferably, the end face of the 3rd terrace is provided with Hooded nut.
Preferably, clamp nut and base are provided with thrust bearing in the rotation axis.
Further speaking, the structural principle of the utility model is：Knurling tool can be to the circle end face or pipe of bearing
The end face of shape plug connector carries out rolling, removes the flash on bearing face, makes end face smooth, and that improves assembly precision and surface should
Power intensity, knurling tool include stepped rotation axis, including the first terrace, the second terrace, the 3rd terrace, the end face of the first terrace
On be fixedly connected with fixture block, fixture block is used to connect external compression slewing, and through hole is provided with the first terrace, is provided with through hole
The mandrel of roller is used to support, the both ends of mandrel are provided at both ends with screw thread in the outside of through hole, mandrel, and the both ends of mandrel respectively cover
Roller, is fixed on mandrel by one roller by way of screw threads for fastening, and the both sides of roller are provided with gasket, and gasket makes roller
Fixation more fastens, and gasket can also adjust the diameter between two rollers, when needing to carry out rolling to bearing, will roll
Side axis are born in housing, and housing is fixed, and limit the free degree of housing horizontal direction, and the rotation axis with roller is from the
Three terraces penetrate bearing, and roller is contacted with the cylindrical of bearing, by base sheath on the rotary shaft, the installed thrust since the 3rd terrace
Bearing, finally installs clamp nut and Hooded nut, rotational fastener nut, one end movement of clamp nut way roller, fastens spiral shell
Mother's extruding thrust bearing, thrust bearing extruding base, base extruding housing, increases the extruding force of pair of rollers bearing, roller is by carbon
Plain tool steel heat treatment processing, surface strength is big, and the forging of base steel alloy forms, and fixture block is connected rotating extrusion device, is made
Rotation axis is with the rotation of 100 turns per minute of speed and gradually to rotation axis application axial force, when the outer circle and housing of bearing
Rolling is completed when gap is less than 0.127 millimeter.
The utility model compared with prior art, has the following advantages and beneficial effect：
（1）Knurling tool extrudes rotation in bearing face by the double rollers of rotation axis and realizes to rolling work, rolling knot
Structure is simple, highly practical, and rolling is efficient.
（2）The bottom of rotation axis is provided with clamp nut, and clamp nut is adjustable nut, can adjust knurling tool pair
The size of the axial force of bearing, using simple, conveniently, knurling tool quickly can carry out rolling to bearing face.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the rotation axis structure diagram of the utility model；
Wherein 1- rotation axis, 2- through holes, 3- mandrels, 4- rollers, 5- gaskets, 6- housings, 7- bases, 8- external screw threads, 9- are tight
Gu nut, 10- Hooded nuts, 11- thrust bearings, 101- fixture blocks, the first terraces of 102-, the second terraces of 103-, the 3rd ranks of 104-
Face.
Embodiment
The utility model is described in further detail with reference to the preferred embodiment of the utility model, but this practicality
New embodiment not limited to this.
Embodiment 1：
With reference to shown in attached drawing 1, attached drawing 2, a kind of knurling tool, for carrying out rolling to the bearing top circle after machining,
Including rotation axis 1, the side vertical axis of the rotation axis 1 is provided with through hole 2, and the through hole 2 is provided with both ends leakage logical
The mandrel 3 in the outside of hole 2, the both ends of the mandrel 3 are fixed with roller 4 and gasket 5, and the knurling tool is further included for fixing axle
Housing 6, by rotation axis 1 through the bearing mounting hole on housing 6, the upper surface of housing 6 is close to roller 4,6 following table of housing
The base 7 of supporing shell 6 is socketed with the rotation axis 1 in face, the described one end of rotation axis 1 away from through hole 2 is provided with external screw thread 8,
The clamp nut 9 for rugged housing 6 and base 7 is socketed with the external screw thread 8.
Structural principle：
Knurling tool can carry out rolling to the circle end face of bearing or the end face of tubular socket connector, remove bearing face
On flash, make end face smooth, improve the stress intensity on assembly precision and surface, knurling tool includes stepped rotation axis 1, bag
Include and be fixedly connected with fixture block 101 on the end face of the first terrace 102, the second terrace 103, the 3rd terrace 104, the first terrace 102, block
Block 101 is used to connect external compression slewing, and through hole 2 is provided with the first terrace 102, is provided with through hole 2 and is used to support rolling
The mandrel 3 of wheel 4, the both ends of mandrel 3 are provided at both ends with screw thread in the outside of through hole 2, mandrel 3, and the both ends of mandrel 3 respectively cover one
Roller 4, is fixed on mandrel 3 by roller 4 by way of screw threads for fastening, and the both sides of roller 4 are provided with gasket 5, and gasket 5 makes rolling
Wheel 4 is fixed and more fastened, and gasket 5 can also adjust the diameter between two rollers 4, when needing to carry out rolling to bearing
Wait, rolling bearing is put into housing 6, housing 6 is fixed, the free degree of 6 horizontal direction of housing is limited, with roller 4
Rotation axis 1 penetrate bearing from the 3rd terrace 104, roller 4 is contacted with the cylindrical of bearing, and base 7 is sleeved in rotation axis 1, from
3rd terrace 104 starts installed thrust bearing 11, finally installation clamp nut 9 and Hooded nut 10, rotational fastener nut 9, tightly
Gu one end movement of 9 way roller 4 of nut, clamp nut 9 extrudes thrust bearing 11, and thrust bearing 11 extrudes base 7, and base 7 squeezes
Pressure shell body 6, increase roller 4 is to the extruding force of bearing, and roller 4 is by carbon tool steel heat treatment process, and surface strength is big, base 7
Formed with steel alloy forging, fixture block 101 is connected into rotating extrusion device, rotation axis 1 is rotated with 100 turns per minute of speed
And axial force gradually is applied to rotation axis 1, the rolling when gap of the outer circle and housing 6 of bearing is less than 0.127 millimeter
Complete.
Embodiment 2：
In order to which knurling tool preferably carries out rolling work, on the basis of the structure and principle of embodiment 1, further tie
Close attached drawing 1, shown in attached drawing 2, rotation axis 1 described in the present embodiment includes fixture block 101, the first terrace 102, the second terrace 103, the
Three terraces 104, the fixture block 101 are hexagonal configuration, and the end face of the first terrace 102 is fixedly connected with fixture block 101, and through hole 2 opens up
On the first terrace 102, housing 6 and base 7 are cased with second terrace 103, the external screw thread 8 is arranged on the 3rd terrace
On 104.
Structural principle：
Fixture block 101 is socketed for hexagonal convenience and exterior rotating device, and rotation axis 1 is divided for three terraces, is to rotate
The differentiation of 1 functions of axis is more obvious, facilitates knurling tool preferably to work.
Embodiment 3：
In order to preferably carry out rolling, the rolling diameter of roller 4 is adjusted, in the structure of embodiment 1 and the base of principle
On plinth, further combined with shown in attached drawing 1, attached drawing 2, roller 4 described in the present embodiment is fixed on core by way of screw threads for fastening
On axis 3, the gasket 5 is arranged on the both sides of roller 4, and 4 shape of roller is round table-like, tells the big side direction rotation of round platform
Axis 1.
Structural principle：
The both sides of roller 4 are provided with gasket 5, the fixation of roller 4 is more fastened, the roller 4 of screw threads for fastening, convenient to adjust
The diameter of the rolling of two rollers 4, improves rolling effect, and roller 4 is round table-like, and stress is transmitted to axis by big side towards rotation axis 1
The outer rim in socket end face.
Embodiment 4：
It is more firm in order to fix base 7, on the basis of the structure and principle of embodiment 1, further combined with attached drawing
1st, shown in attached drawing 2, the end face of the 3rd terrace 104 described in the present embodiment is provided with Hooded nut 10, is fastened in the rotation axis 1
Nut 9 is provided with thrust bearing 11 with base 7.
Structural principle：
Hooded nut 10 further fixes clamp nut 9, prevents nut loosening from dropping, and thrust bearing 11 is arranged on fastening
Between nut 9 and base 7, base 7 is supported and positions to housing 6 and bearing.
The above, is only the preferred embodiment of the utility model, and limit in any form is not done to the utility model
System, every any simple modification made according to the technical essence of the utility model to above example, equivalent variations, each falls within
Within the scope of protection of the utility model.
Claims (6)
- A kind of 1. knurling tool, for carrying out rolling to the bearing top circle after machining, it is characterised in that including rotation axis （1）, the rotation axis（1）Side vertical axis be provided with through hole（2）, the through hole（2）Both ends leakage is installed in through hole （2）The mandrel in outside（3）, the mandrel（3）Both ends be fixed with roller（4）And gasket（5）, the knurling tool further includes use In the housing of fixing axle（6）, by rotation axis（1）Through housing（6）On bearing mounting hole, housing（6）Upper surface close to rolling Wheel（4）, the housing（6）The rotation axis of lower surface（1）On be socketed with supporing shell（6）Base（7）, the rotation axis（1） Away from through hole（2）One end be provided with external screw thread（8）, the external screw thread（8）On be socketed with for rugged housing（6）And base （7）Clamp nut（9）.
- A kind of 2. knurling tool according to claim 1, it is characterised in that the rotation axis（1）Including fixture block（101）、 First terrace（102）, the second terrace（103）, the 3rd terrace（104）, the fixture block（101）For hexagonal configuration, the first terrace （102）End face and fixture block（101）It is fixedly connected, through hole（2）It is opened in the first terrace（102）On, covered on second terrace There is housing（6）And base（7）, the external screw thread（8）It is arranged on the 3rd terrace（104）On.
- A kind of 3. knurling tool according to claim 1, it is characterised in that the roller（4）Pass through the side of screw threads for fastening Formula is fixed on mandrel（3）On, the gasket（5）It is arranged on roller（4）Both sides.
- A kind of 4. knurling tool according to claim 1, it is characterised in that the roller（4）Shape is round table-like, is told The big side of round platform is towards rotation axis（1）.
- A kind of 5. knurling tool according to claim 2, it is characterised in that the 3rd terrace（104）End face set There is Hooded nut（10）.
- A kind of 6. knurling tool according to claim 1, it is characterised in that clamp nut in the rotation axis（9）The bottom of with Seat（7）Be provided with thrust bearing（11）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721471843.5U CN207343532U (en) | 2017-11-07 | 2017-11-07 | A kind of knurling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721471843.5U CN207343532U (en) | 2017-11-07 | 2017-11-07 | A kind of knurling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207343532U true CN207343532U (en) | 2018-05-11 |
Family
ID=62353993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721471843.5U Active CN207343532U (en) | 2017-11-07 | 2017-11-07 | A kind of knurling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207343532U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110877081A (en) * | 2018-09-05 | 2020-03-13 | 中航贵州飞机有限责任公司 | Closing-in device for ball bearing of airplane |
-
2017
- 2017-11-07 CN CN201721471843.5U patent/CN207343532U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110877081A (en) * | 2018-09-05 | 2020-03-13 | 中航贵州飞机有限责任公司 | Closing-in device for ball bearing of airplane |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206083898U (en) | Anchor clamps of thin wall circle cylinder part outer wall processing usefulness | |
| CN205401448U (en) | A transfer crack bearing device that is used for outer taper sleeve of having of pole piece rolling mill | |
| CN207343532U (en) | A kind of knurling tool | |
| CN112622226A (en) | Plastic pipe inner support traction tool and traction method thereof | |
| CN108057901B (en) | Transition sleeve suitable for shaft machining and shaft machining method | |
| CN105178478A (en) | Rope-structure connection adjuster | |
| CN204961487U (en) | Novel flexible pipe assembly | |
| CN105171490B (en) | Method for positioning workpiece through positioning clamp for lathe machining | |
| CN206544022U (en) | A kind of machine ram pivot structure | |
| CN201471189U (en) | Part machining positioning device | |
| CN111360296A (en) | A frock clamp that is used for flexible continuous tube tip hole boring of nonmetal | |
| CN207278457U (en) | A kind of vacuum pump piston rod of accurate positioning | |
| CN210608867U (en) | Motor stator rule carousel frock | |
| CN206708241U (en) | A kind of quick detachable sleeve | |
| CN206764363U (en) | A kind of frock clamp of valve component | |
| CN206694444U (en) | A kind of bearing adapter sleeve | |
| CN106002182A (en) | Installation tool special for fixing bearing by means of roller-type ring-shaped rolling bearing seat | |
| CN205715309U (en) | A kind of bearing sleeve | |
| CN205703754U (en) | A kind of emery wheel location structure | |
| CN212144594U (en) | A frock clamp that is used for flexible continuous tube tip hole boring of nonmetal | |
| CN202861738U (en) | Squeezing assembly tool | |
| CN203779430U (en) | Shaft penetrating device | |
| CN102009319A (en) | Rolling device for bolt connecting hole | |
| CN210686663U (en) | Multi-angle rotating universal bearing | |
| CN212779332U (en) | Leak-proof detection device for automobile body welding part |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191209 Address after: 300000 Tianjin Binhai New Area pilot free trade zone (Airport Economic Zone) No.28, the third street, airport international logistics zone Patentee after: Tianjin Haite Aircraft Engineering Co., Ltd. Address before: 610000, No. 1 South Park Road, Chengdu hi tech Zone, Sichuan Patentee before: Sichuan Aote Accessory Maintenance Co.,Ltd. |