CN108115386A - The instrument of pressing bearing - Google Patents
The instrument of pressing bearing Download PDFInfo
- Publication number
- CN108115386A CN108115386A CN201711211678.4A CN201711211678A CN108115386A CN 108115386 A CN108115386 A CN 108115386A CN 201711211678 A CN201711211678 A CN 201711211678A CN 108115386 A CN108115386 A CN 108115386A
- Authority
- CN
- China
- Prior art keywords
- bearing
- threaded mandrel
- top bar
- pressing
- pressing component
- 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
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The present invention relates to a kind of instruments of pressing bearing, including arch bearing and are arranged on the first pressing component and the second pressing component that on arch bearing and can relatively move；First pressing component is identical with the structure of the second pressing component, including top bar, threaded mandrel and spring；Threaded mandrel is movably arranged on arch bearing and can freely be moved in arch bearing；Stepped hole is provided in threaded mandrel；Spring is provided in stepped hole；The conical nose of top bar is stretched out from stepped hole, and the afterbody of top bar stretches into stepped hole and compresses spring；Bearing to be installed is set on the conical nose of top bar；Threaded mandrel promotes the axial movement of bearing to be installed threadingly mandril while relative movement；The top bar of first pressing component and the top bar of the second pressing component are coaxial；The threaded mandrel of first pressing component and the threaded mandrel of the second pressing component are coaxial.The present invention has the advantages that can to improve work efficiency and easy to operate.
Description
Technical field
The invention belongs to assembling parts or installing area, the instrument more particularly to one kind that are related to a kind of pressing bearing can be with
Simultaneously from the instrument of the both ends of part difference pressing bearing.
Background technology
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, bearing 3 is packed into the bracket holes of stent 1 of part, and is pressed into therewith
In the axis outer circle for coordinating pendulum 2, the outer circle of bearing 3 and hole are clearance fit among these, and 3 endoporus of bearing is interference with axis outer circle
Cooperation.General operating method is that first two bearings 3 are respectively put into two holes of stent 1 in this case, using rubbing
It wipes power bearing 3 to be fixed in bracket holes, then the both ends of 2 outer circle of pendulum is respectively aligned to the endoporus of two bearings 3, then by pendulum
Round head is withstood outside 2 one end, then applies pressure to the bearing of the other end, is allowed to be pressed into the outer circle of pendulum, be adjusted again afterwards
The crown has firmly been pressed this one end of bearing, applies pressure to the bearing 3 of the other end, is allowed to be pressed into the outer circle of pendulum 2.
In this process, it is necessary to which two people's cooperations fulfil assignment, and part is helped in a personal responsibility, and another people is responsible for pressing bearing.
Moreover, the people of part is helped to have to part righting ensure when last item is held, it is ensured that the outer circle of pendulum 2 and bearing 3
Endoporus is to just, more demanding to the level of skill of operator, work efficiency is very low.
The content of the invention
In order to solve above-mentioned technical problem present in background technology, the present invention provides one kind can improve work efficiency with
And the instrument of pressing bearing easy to operate.
To achieve these goals, the present invention adopts the following technical scheme that：
A kind of instrument of pressing bearing, it is characterised in that：The instrument of the pressing bearing includes arch bearing and setting
On arch bearing and the first pressing component and the second pressing component that can relatively move；First pressing component and second
The structure of pressing component is identical；First pressing component or the second pressing component include top bar, threaded mandrel and
Spring；The threaded mandrel is movably arranged on arch bearing and can freely be moved in arch bearing；It is set in the threaded mandrel
It is equipped with stepped hole；Spring is provided in the stepped hole；The top bar includes conical nose and rod-shaped afterbody；It is described top
The conical nose of bar stretches out in the stepped hole out of threaded mandrel, and the rod-shaped afterbody of the top bar stretches into the platform in threaded mandrel
In rank hole and compress spring；Bearing to be installed is set on the conical nose of the top bar；The threaded mandrel is in opposite shifting
The axial movement of bearing to be installed threadingly mandril is promoted while dynamic；The top bar of first pressing component and the second press fitting
The top bar of component is coaxial；The threaded mandrel of the threaded mandrel and the second pressing component of first pressing component is coaxial.
The outer diameter of the conical nose of above-mentioned top bar is less than the internal diameter of bearing to be installed；The top bar is outside threaded mandrel
The length in portion is not more than the width of bearing to be installed；The conical nose of the top bar withstands on the centre bore of pendulum circle end face
It is interior.
Boss is provided on above-mentioned top bar, the boss is placed in the circumferencial direction of top bar；The top bar passes through convex
In stepped hole of the decometer in threaded mandrel；The boss compression spring of the top bar.
Threaded mandrel through hole is provided on above-mentioned arch bearing；The threaded mandrel is placed in threaded mandrel through hole and can be
It is relatively moved in threaded mandrel through hole.
Internal thread is provided in above-mentioned threaded mandrel through hole；The outer surface of the threaded mandrel is provided with external screw thread, described
Threaded mandrel is arranged on by screw thread in threaded mandrel through hole.
Above-mentioned threaded mandrel be in contact with bearing to be installed position area be less than or equal to bearing to be installed radial direction cut
The area in face.
The instrument of above-mentioned pressing bearing further includes the screw plug being arranged on threaded mandrel；The spring is placed in the bar of top bar
Between shape afterbody and screw plug.
Flat recess or cross recess are provided on the outer end face of above-mentioned screw plug.
It is an advantage of the invention that：
The present invention provides a kind of instrument of pressing bearing, including arch bearing and it is arranged on arch bearing and can phase
To mobile the first pressing component and the second pressing component；The complete phase of structure of first pressing component and the second pressing component
Together；First pressing component or the second pressing component include top bar, threaded mandrel and spring；Threaded mandrel is movably arranged on bow
It can be moved in arch bearing on shape bearing and freely；Stepped hole is provided in threaded mandrel；Spring is provided in stepped hole；It is top
Bar includes conical nose and rod-shaped afterbody；The conical nose of top bar stretches out in the stepped hole out of threaded mandrel, top bar
Rod-shaped afterbody stretch into the stepped hole in threaded mandrel and compress spring；Axis to be installed is set on the conical nose of top bar
It holds；Threaded mandrel promotes the axial movement of bearing to be installed threadingly mandril while relative movement；First pressing component
The top bar of top bar and the second pressing component is coaxial；The screw thread top of the threaded mandrel of first pressing component and the second pressing component
Bar is coaxial.Two bearings are first respectively charged into two holes of stent by the present invention when in use, then that press mounting tool is hand held
In, then place a stent between two top bars of press mounting tool, it is ensured that the inner hole sleeve of bearing in the outer circle of two top bars,
Then between pendulum being placed in two top bars of instrument, withstood on the cone of top club head in the head of pendulum outer circle both ends
In heart hole, then two threaded mandrels are screwed in inwardly respectively, threaded mandrel promotes bearing from the outer circle of top bar to pendulum
It is moved in the outer circle of hammer, so as to fulfill will be in the outer circle of the bearing press mounting in bracket holes to pendulum.The present invention has frock volume
It is small, light-weight, light and flexible when holding and operating, easy to operate, the level of skill requirement to operator of pressing bearing process
It is not high, it can be fulfiled assignment using one people during the instrument pressing bearing, the efficiency of work is significantly improved.
Description of the drawings
Fig. 1 is the structure diagram of pressing bearing；
Fig. 2 is the structure diagram of stent；
Fig. 3 is the structure diagram of pendulum；
Fig. 4 is the structure diagram of bearing；
Fig. 5 is the structure diagram of the instrument of pressing bearing provided by the present invention；
Fig. 6 is the structure diagram of arch bearing of the present invention；
Fig. 7 is the structure diagram of threaded mandrel of the present invention；
Fig. 8 is the structure diagram of top bar of the present invention；
Fig. 9 is the structure diagram of screw plug of the present invention；
Figure 10 is the schematic diagram of spring of the present invention；
Figure 11 is to use the instrument of pressing bearing provided by the present invention in the use state diagram of pressing bearing；
Wherein：
1- stents；2- pendulums；3- bearings；4- arch bearings；The top bars of 5-；6- threaded mandrels；7- screw plugs；8- springs.
Specific embodiment
Referring to Fig. 5, Fig. 6, Fig. 7, Fig. 8, Figure 10 and Figure 11, the present invention provides a kind of instrument of pressing bearing, the pressures
Dress bearing instrument include arch bearing 4 and be arranged on the first pressing component that on arch bearing 4 and can be relatively moved and
Second pressing component；First pressing component is identical with the structure of the second pressing component；First pressing component or the second press fitting
Component includes top bar 5, threaded mandrel 6 and spring 8；Threaded mandrel 6 is movably arranged on arch bearing 4 and can be in arch branch
Seat 4 moves freely；Stepped hole is provided in threaded mandrel 6；Spring 8 is provided in stepped hole；Top bar 5 include conical nose with
And rod-shaped afterbody；The conical nose of top bar 5 stretches out in the stepped hole out of threaded mandrel 6, and the rod-shaped afterbody of top bar 5 stretches into
In stepped hole in threaded mandrel 6 and compress spring 8；Bearing to be installed is set on the conical nose of top bar 5；Threaded mandrel
6 promote the axial movement of bearing to be installed threadingly mandril 6 while relative movement；The top bar of first pressing component and
The top bar of two pressing components is coaxial；The threaded mandrel of first pressing component and the threaded mandrel of the second pressing component are coaxial.
Top bar 5 stretches out threaded mandrel 6 under the action of 8 power of spring, and the conical nose of top bar 5 withstands on 2 outer circle of pendulum
In the centre bore of end face, it can coincide when abutting against；On top bar with the outer circle of conical surface adjacent regions, the endoporus of diameter and bearing
Diameter matches, and top bar can swimmingly penetrate bearing inner race, should not have after penetrating and significantly rock, as bearing pressure
Enter pendulum outer circle and guiding role is provided；Its outer diameter of the other end opposite with the conical surface should be more smaller than the internal diameter of spring on top bar；Top
The diameter of the jackshaft shoulders of sharp bar should be bigger than the outer diameter of spring, while smaller than the diameter macropores of threaded mandrel stepped hole.Spiral shell
It is threadedly coupled between line mandril 6 and arch bearing 4, rotation threaded mandrel 6 promotes bearing 3 from top 5 outer circle of bar to outside pendulum 2
It moves on circle, is pressed into so as to fulfill by bearing 3 in 2 outer circle of pendulum.The length of arch bearing 4, should be according to 2 outer circle both ends of pendulum
Distance set, it is ensured that bearing 3 can be pushed to from the outer circle of top bar 5 in the outer circle of pendulum 2 and lean on to end by threaded mandrel 6
Position.Threaded mandrel 6, is internally provided with stepped hole, can realize that top bar 5, spring 8 and screw plug 7 are installed in stepped hole.It is top
Bar 5 and the diameter of the stepped hole of threaded mandrel 6 match, and top bar 5 stretches out threaded mandrel 6 under 8 pushing tow of spring, stretches
The length of the part outer circle gone out should be more smaller than the width of bearing 3 or equal.The diameter on top 5 head of bar and 6 phase of threaded mandrel
Match somebody with somebody, can ensure that top bar 5 can successfully pass through 3 inner ring of bearing, bearing 3 can spirit in the outer circle on top 5 head of bar
It slides livingly.Threaded mandrel 6, top bar 5, screw plug 7 and spring 8 are all arranged in pairs.They respectively form a set of, install respectively
In the both ends of arch bearing 4.
The present invention is light and handy according to tool construction, easy to operate, safe and reliable design principle, for pressing bearing 3
Difficult point in the process combines live processing situation, carries out tool design.It is respectively top right using one at the both ends of 2 outer circle of pendulum
Top can not only realize the stationary positioned to part, but also the outer circle of top bar 5 can be utilized to realize bearing 3 and guided.Arch bearing
4 features of shape realizes top bar 5 and is carried out from the both ends of pendulum 2 to top, providing enough rigidity and intensity to meet axis
Hold 3 press fittings need in the case of, should try one's best and be designed light and handy, with it is easy to use when holding operation.The afterbody of top bar 5 uses bullet
Spring 8 carries out pushing tow, can be when threaded mandrel 6 screws in bearing 3 is promoted to be moved in the outer circle of pendulum 2 inwardly, and top bar 5 can
Pendulum 2 is persistently withstood to be maintained on the position initially abutted against.The compressible length of spring 8, it should than 6 pushing tow axis of threaded mandrel
Hold 3 stroke it is long.
Two bearings 3 are first respectively charged into the two of stent 1 by the present invention when specifically used, that is, in pressing bearing 3
In a hole, then by press mounting tool it is hand held in, then stent 1 is placed between two top bars 5 of press mounting tool, it is ensured that bearing
Between pendulum 2 is placed in two top bars 5 of instrument by 3 inner hole sleeve in the outer circle of two top bars 5, then, with top bar 5
The cone on head is withstood in the centre bore on 2 outer circle both ends head of pendulum, is then respectively screwed in two threaded mandrels 6 inwardly,
Threaded mandrel 6 promotes bearing 3 from the outer circle of top bar 5 to moving in the outer circle of pendulum 2, so as to fulfill will be in 1 hole of stent
Bearing 3 is pressed into the outer circle of pendulum 2.
The outer diameter of the conical nose of top bar 5 is less than the internal diameter of bearing to be installed；Top bar 5 is outside threaded mandrel 6
Length is not more than the width of bearing to be installed；The conical nose of top bar 5 is withstood in the centre bore of 2 circle end face of pendulum.It is top
Boss is provided on bar 5, boss is placed in the circumferencial direction of top bar 5；Top bar 5 is stuck in the platform in threaded mandrel 6 by boss
In rank hole；The boss compression spring 8 of top bar 5.
Threaded mandrel through hole is provided on arch bearing 4；Threaded mandrel 6 is placed in threaded mandrel through hole and can be on screw thread top
It is relatively moved in rod through-hole.Internal thread is provided in threaded mandrel through hole；The outer surface of threaded mandrel 6 is provided with external screw thread, spiral shell
Line mandril 6 is arranged on by screw thread in threaded mandrel through hole.Be in contact with the bearing to be installed area at position of threaded mandrel 6 is less than
Or equal to bearing to be installed radial section area.
Referring to Fig. 9, the instrument of pressing bearing provided by the present invention further includes the screw plug 7 being arranged on threaded mandrel 6；Bullet
Spring 8 is placed between the rod-shaped afterbody of top bar 5 and screw plug 7, and flat recess or cross recess are provided on the outer end face of screw plug 7.Screw plug
External screw thread specification and threaded mandrel step orifice part internal thread match specifications；A word is provided on the end face of screw plug 7
Slot, for screwdriver to be used to rotate screw plug.
Claims (8)
1. a kind of instrument of pressing bearing, it is characterised in that：The instrument of the pressing bearing includes arch bearing (4) and sets
On arch bearing (4) and the first pressing component and the second pressing component that can relatively move；First pressing component with
The structure of second pressing component is identical；First pressing component or the second pressing component include top bar (5), screw thread top
Bar (6) and spring (8)；The threaded mandrel (6) is movably arranged on arch bearing (4) and can be in arch bearing (4) freely
It is mobile；Stepped hole is provided in the threaded mandrel (6)；Spring (8) is provided in the stepped hole；Top bar (5) bag
Include conical nose and rod-shaped afterbody；The conical nose of the top bar (5) stretches out in the stepped hole out of threaded mandrel (6),
In the stepped hole that the rod-shaped afterbody of the top bar (5) is stretched into threaded mandrel (6) and compress spring (8)；The top bar (5)
Conical nose on be set with bearing to be installed；The threaded mandrel (6) promotes bearing edge to be installed while relative movement
The axial movement of threaded mandrel (6)；The top bar of first pressing component and the top bar of the second pressing component are coaxial；It is described
The threaded mandrel of first pressing component and the threaded mandrel of the second pressing component are coaxial.
2. the instrument of pressing bearing according to claim 1, it is characterised in that：The conical nose of the top bar (5)
Outer diameter is less than the internal diameter of bearing to be installed；The top bar (5) is not more than bearing to be installed in the external length of threaded mandrel (6)
Width；The conical nose of the top bar (5) is withstood in the centre bore of pendulum (2) circle end face.
3. the instrument of pressing bearing according to claim 2, it is characterised in that：Boss is provided on the top bar (5),
The boss is placed in the circumferencial direction of top bar (5)；The top bar (5) is stuck in the step in threaded mandrel (6) by boss
Kong Zhong；The boss compression spring (8) of the top bar (5).
4. the instrument of pressing bearing according to claim 3, it is characterised in that：Spiral shell is provided on the arch bearing (4)
Line push-rod hole；The threaded mandrel (6) is placed in threaded mandrel through hole and can be relatively moved in threaded mandrel through hole.
5. the instrument of pressing bearing according to claim 4, it is characterised in that：In being provided in the threaded mandrel through hole
Screw thread；The outer surface of the threaded mandrel (6) is provided with external screw thread, and the threaded mandrel (6) is arranged on screw thread top by screw thread
In rod through-hole.
6. the instrument of pressing bearing according to claim 5, it is characterised in that：The threaded mandrel (6) and axis to be installed
The area for holding the position that is in contact is less than or equal to area of the bearing to be installed in radial section.
7. the instrument of the pressing bearing according to claim 1-6 any claims, it is characterised in that：The pressing bearing
Instrument further include the screw plug (7) being arranged on threaded mandrel (6)；The spring (8) be placed in the rod-shaped afterbody of top bar (5) with
Between screw plug (7).
8. the instrument of pressing bearing according to claim 7, it is characterised in that：It is set on the outer end face of the screw plug (7)
There are flat recess or cross recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711211678.4A CN108115386A (en) | 2017-11-28 | 2017-11-28 | The instrument of pressing bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711211678.4A CN108115386A (en) | 2017-11-28 | 2017-11-28 | The instrument of pressing bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108115386A true CN108115386A (en) | 2018-06-05 |
Family
ID=62227983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711211678.4A Pending CN108115386A (en) | 2017-11-28 | 2017-11-28 | The instrument of pressing bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108115386A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500570A (en) * | 2018-08-24 | 2019-03-22 | 湖南吉盛国际动力传动系统有限公司 | A kind of tapered roller bearing press-loading device, pressing method and its press fitting error-preventing method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2710842Y (en) * | 2004-04-13 | 2005-07-20 | 万向钱潮股份有限公司 | Tool specially used for assembling jump ring |
| CN203109572U (en) * | 2013-03-22 | 2013-08-07 | 山东菱通重工机械有限公司 | Novel bearing press-fitting machine |
| CN205380629U (en) * | 2016-03-16 | 2016-07-13 | 张翠杰 | A assembly and disassembly tools for engine valve spring |
-
2017
- 2017-11-28 CN CN201711211678.4A patent/CN108115386A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2710842Y (en) * | 2004-04-13 | 2005-07-20 | 万向钱潮股份有限公司 | Tool specially used for assembling jump ring |
| CN203109572U (en) * | 2013-03-22 | 2013-08-07 | 山东菱通重工机械有限公司 | Novel bearing press-fitting machine |
| CN205380629U (en) * | 2016-03-16 | 2016-07-13 | 张翠杰 | A assembly and disassembly tools for engine valve spring |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500570A (en) * | 2018-08-24 | 2019-03-22 | 湖南吉盛国际动力传动系统有限公司 | A kind of tapered roller bearing press-loading device, pressing method and its press fitting error-preventing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180605 |
|
| RJ01 | Rejection of invention patent application after publication |