CN205968842U - Erecting tool of engine flywheel bearing - Google Patents
Erecting tool of engine flywheel bearing Download PDFInfo
- Publication number
- CN205968842U CN205968842U CN201620961371.0U CN201620961371U CN205968842U CN 205968842 U CN205968842 U CN 205968842U CN 201620961371 U CN201620961371 U CN 201620961371U CN 205968842 U CN205968842 U CN 205968842U
- Authority
- CN
- China
- Prior art keywords
- bearing
- boss
- positioning
- engine flywheel
- benchmark
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses an erecting tool of engine flywheel bearing, including being used for the location and hitting the body that beats that hitting shaft held, beat body one end terminal surface be equipped with with the flat column benchmark boss of bearing inner race size looks adaptation, it forms one and can prevent to beat annular that the body and bearing mounting hole lateral wall the interfere groove of stepping down to beat difference in height between the body terminal surface outer fringe and the benchmark boss, the benchmark boss on still be equipped with and arrange and mobile pegging graft in bearing inner race's cylindric location boss rather than coaxial, be close to be equipped with the edge on the benchmark boss of location boss one side the annular groove of the outside edge axial indent of location boss, the annular groove in evenly distributed have and is beaing many internal bar magnets from its bottom along the axial cartridge. The utility model discloses simple structure, convenient operation realizes the bearing of rapid Assembly engine flywheel, has solved the low problem of bearing assembly efficiency.
Description
Technical field
This utility model is related to engine assembly technical field, more specifically, it relates to a kind of engine flywheel bearing
Assembly tool.
Background technology
In electromotor (diesel engine) manufacturing, the assembling of engine component can directly influence overall performance and
Quality etc., in the assembling process of electromotor, some parts need to be assembled in an interference fit on body, especially
Assembling for bearing.Currently for the bearing assembling of engine flywheel, typically first take bearing or by bearing handss with hand-held
Work is set in a frock, then passes through to beat bearing or frock by hand, is finally assembled in place bearing.Such assembling side
Method, high labor intensive, efficiency of assembling are low, and, also there is potential safety hazard.Therefore, a kind of simple to operate and labour-saving bearing fills
Allotment of labor's tool becomes particularly important.
Utility model content
The technical problems to be solved in the utility model is the above-mentioned deficiency for prior art, provides a kind of structure simple,
Easy to operate, effectively improve engine flywheel bearing efficiency of assembling and the assembly tool of assembling quality.
The technical solution of the utility model is such：A kind of assembly tool of engine flywheel bearing, including for fixed
Body is beaten with impact bearing in position, and described body one end end face that beats is provided with the flat column benchmark being adapted with bearing outer ring size
Boss, the described difference in height beaten between body end face outer rim and benchmark boss forms one and can prevent from beaing body and bearing mounting hole side
The annular slot to make way that wall is interfered, described benchmark boss is additionally provided with and is coaxial therewith arrangement the movable bearing inner race that is plugged in
Cylindric positioning boss, is being provided with the outer ledge axial direction along positioning boss on the benchmark boss of described positioning boss side
The annular groove of indent, is evenly distributed with described annular groove to be inserted into vertically from its bottom and beats many internal magnetic
Rod.
As further improving, the described end face of benchmark boss is adapted with the end face of bearing, and its external diameter is less than
The race diameter of bearing, described benchmark boss is divided into the convex annular that connect relative with bearing outer ring by described annular groove
Platform.
Further, coordinate for gap between described positioning boss and bearing inner race.
Further, the inner side minimum diameter of described annular slot to make way is less than the race diameter of bearing, and, described annular
The outside maximum gauge of slot to make way is more than the race diameter of bearing.
Further, the inner side surface of revolution of described annular groove is connected with the outer ledge phase of described positioning boss, and,
The cross-sectional width of described annular groove is more than the inner ring thickness of bearing.
Further, the described body that beats includes the positioning body for positioning bearing and the striking head for pneumatic hammer impact,
And connecting the transition body of this striking head and positioning body, described positioning body, transition body and striking head are coaxially arranged and one
The structure of molding.
Further, described positioning body is made up of one section of cylinder and one section of cone, and described transition body is that one end is big
The little tapered structure in one end, described striking head is cylindrical structural, larger one end of described transition body and described positioning body
Cone connects relatively, and less one end is relative with described striking head to be connect.
Beneficial effect
This utility model compared with prior art, has advantages below：
1st, this utility model structure is simple, easy to operate, assists pneumatic hammer to assemble the bearing of engine flywheel using beaing body
Assembly method instead of the pure hand assembled method of prior art, make the installation of bearing more convenient, quick, laborsaving, reduce
Labor intensity, solves the problems, such as that engine bearing efficiency of assembling is low, effectively increases assembling quality and the electromotor of bearing
Production efficiency；
2nd, the body that beats of the present utility model is provided with the pluggable positioning boss in bearing inner race and is fitted with bearing face phase
The benchmark boss joined, under the collective effect of benchmark boss and positioning boss, makes bearing be positioned at and beats on body, is installing bearing
During it is ensured that in the parallel entrance bearing mounting hole of bearing, prevent bearing from beat occurring, the installation accuracy of impact bearing,
Bearing is avoided to sustain damage；
3rd, the difference in height beaten between body and benchmark boss of the present utility model forms one and can prevent from beaing body and bearing peace
The annular slot to make way that dress hole side wall is interfered, during installing, when being paralleled with bearing mounting hole end face in one end of bearing,
Bearing, during continuing peace load hole, can avoid beaing body and interferes with bearing mounting hole, so that bearing is installed in place, can
Improve the installation accuracy of bearing；
4th, an annular groove is additionally provided with the standard station beat body, can avoid beaing body and contact with the inner ring of bearing,
Prevent from, during impact bearing, beaing body impact bearing inner race, leading to bearing damage；
5th, in this utility model, it is arranged with many bar magnets beaing body periphery, bearing can be adsorbed on benchmark boss,
In bearing alignment bearings installing hole, bearing can be prevented to be moved or rotate, lead to bearing be aligned installing hole difficult, effectively carry
The high efficiency of assembling of bearing.
Brief description
Fig. 1 is the cross-section structure enlarged diagram of this utility model front view；
Fig. 2 is the enlarged diagram of this utility model left view；
Fig. 3 is the cross-section structure enlarged diagram of this utility model and bearing fit；
Fig. 4 is bearing assembling structure schematic diagram of the present utility model.
Wherein：1- beats body, 2- bearing, 3- benchmark boss, 4- annular slot to make way, 5- positioning boss, 6- annular groove, 7-
Bar magnet, 8- engine flywheel, 11- positioning body, 12- striking head, 13- transition body, 14- contiguous block.
Specific embodiment
Specific embodiment in below in conjunction with the accompanying drawings is described further to this utility model.
Refering to Fig. 1-4, a kind of assembly tool of engine flywheel bearing of the present utility model, including for positioning and impacting
Bearing 2 beat body 1, the end face that this beats body 1 is circle, and one end end face beaing body 1 at this is provided with and bearing 2 outer ring size
Be adapted flat column benchmark boss 3, one end end face of its bearing 2 contacted with the end face of this benchmark boss 3, by beaing body
Difference in height between 1 and benchmark boss 3 forms one and can prevent from beaing the annular slot to make way 4 that body 1 is interfered with bearing mounting hole side wall,
In the installation process of bearing 2, when being paralleled with bearing mounting hole end face in one end of bearing 2, bearing 2 is continuing peace load hole
During, can avoid beaing body 1 and interfere with bearing mounting hole, lead to bearing 2 cannot be installed in place, bearing 2 can be improved
Installation accuracy；Benchmark boss 3 is additionally provided with and is coaxial therewith arrangement the movable cylindric positioning being plugged in bearing 2 inner ring
Boss 5, beats body 1 for being positioned at bearing 2, is being provided with along convex on the benchmark boss 3 of positioning boss 5 side
The annular groove 6 of the outer ledge axial direction indent of platform 5, can avoid beaing body 1 and contact with the inner ring of bearing 2, prevent from impacting
During bearing 2, beat body 1 and directly impact bearing 2 inner ring, lead to bearing 2 to damage, play the effect of protection bearing 2；In ring
It is evenly distributed with connected in star 6 and be inserted into many bar magnets 7 beaing in body 1 from its bottom vertically, solid for adsorbing bearing 2
It is scheduled on and beats on body 1, in the assembling process of bearing 2, bearing 2 can be prevented to be moved or rotate, lead to bearing 2 be aligned to be installed
Hole is difficult, effectively increases the efficiency of assembling of bearing 2, and, its bar magnet 7 and to beat between body 1 be interference fit, it is to avoid beat
During impact, bar magnet 7 is moved or even comes off body 1.This utility model structure is simple, easy to operate, using beaing
Body 1 assists the assembly method that pneumatic hammer assembles the bearing 2 of engine flywheel to instead of the pure hand assembled method of prior art, in base
Under the collective effect of quasi- boss 3 and positioning boss 5 and bar magnet 7, so that bearing 2 is positioned at and beat on body 1, pneumatic hammer can directly impact
Beat body 1, make the installation of bearing 2 more convenient, quick, laborsaving, reduce labor intensity it is ensured that bearing 2 is injury-free, solve
The low problem of bearing 2 efficiency of assembling of engine flywheel 8, effectively increases the assembling quality of bearing 2 and the life of electromotor
Produce efficiency.
Preferably, the end face of its benchmark boss 3 is adapted with the end face of bearing 2, and its diameter is less than the outer ring of bearing 2
Diameter, benchmark boss 3 is divided into the annular boss that connect relative with bearing 2 outer ring by its annular groove 6, makes to beat on body 1
Benchmark boss 3 is only contacted with the outer ring of bearing 2 it is ensured that bearing 2 is injury-free during impact.
Preferably, coordinating for gap between its positioning boss 5 and bearing 2 inner ring, the inner side of its annular slot to make way 4 is minimum straight
Footpath is less than the race diameter of bearing 2, and, the outside maximum gauge of this annular slot to make way 4 is more than the race diameter of bearing 2, makes
The outer ring of bearing 2 and the transmission contact surface as power for the contact surface beaing body 1, the inner side surface of revolution of its annular groove 6 is fixed with this
The outer ledge phase linking of position boss 5, and, the cross-sectional width of annular groove 6 is more than the inner ring thickness of bearing 2, makes bearing 2
Inner ring is corresponding with annular groove 6, it is to avoid beats body 1 and produces active force to the inner ring of bearing 2, leads to bearing 2 to be damaged.
Specifically, it beats body 1 and includes and positioning body 11 and the striking head for pneumatic hammer impact for positioning bearing 2
12, and connect the transition body 13 of this striking head 12 and positioning body 11, this positioning body 11, transition body 13 and striking head 12 are coaxial
Arrangement integrally formed structure, and, its beat the structure that body 1, benchmark boss 3 and positioning boss 5 be formed in one so that
This beats the Stability Analysis of Structures of body 1, easy to make, and wherein, positioning body 11 is made up of one section of cylinder and one section of cone, and its benchmark is convex
Platform 3 and positioning boss 5 are respectively positioned on the cylindrical end face of this positioning body 11, and its bar magnet 7 is evenly distributed on the periphery of this positioning body 11；
Transition body 13 is the little tapered structure in the big one end in one end, and striking head 12 is cylindrical structural, larger one end of its transition body 13 with
The cone of positioning body 11 connects relatively, and less one end is relative with striking head 12 to be connect, and makes to beat the impact of the overall dimensions of body 1 along pneumatic hammer
Direction is gradually increased, so that beaing the stress of body 1 evenly, beneficial to operative, and, in transition body 13 and striking head 12
Between be additionally provided with contiguous block 14 greater diameter than this striking head 12 diameter, increased the contact surface of transition body 13 and striking head 12
Long-pending, improve the stability beaing body 1, extend the service life beaing body 1.
The assembly method of one of the present embodiment engine flywheel bearing, the method is that design one carries magnetic and determines
Position boss 5 beat body 1, using the absorption affinity of magnetic and positioning boss 5, bearing 2 absorption is positioned at and beats on body 1, then
Impact is assisted to beat body 1 by pneumatic hammer, to realize bearing 2 is quickly assembled on engine flywheel 8.
Including step in detail below：
Step 1, first, bearing 2 is set on the positioning boss 5 beaing body 1, and magnetic beats body 1 using being arranged on
Bearing 2 is adsorbed by bar magnet 7 and is positioned on the benchmark boss 3 beaing body 1, now, beats body 1 and bearing by interior bar magnet 7
2 inner rings contact surface cut-off, make bearing 2 outer ring with the contact surface beaing body 1 as power transmission contact surface；
Step 2, bearing 2 is directed at the bearing mounting hole of engine flywheel 8, due to inner ring and positioning boss 5 phase of bearing 2
Adaptation, in alignment bearings installing hole, the end face of bearing 2 is remained with bearing mounting hole end face parallels, now, bearing 2
Under the adsorption of bar magnet 7, remain and be in close contact with pedestal boss 3, realize rapid alignment bearing mounting hole；
Step 3, after the bearing mounting hole that bearing 2 is directed at engine flywheel 8, pneumatic hammer be aligned is beaten the striking head of body 1
12, press pneumatic hammer switch, now, under positioning boss 5 and benchmark boss 3 collective effect, bearing 2 remains with beaing body 1
Coaxially, under the impact of pneumatic hammer, bearing 2 is parallel to be entered in bearing mounting hole, thus realizing fast and accurate assembling bearing 2
To on engine flywheel 8.
Above-described is only preferred implementation of the present utility model it should be pointed out that coming for those skilled in the art
Say, on the premise of without departing from this utility model structure, some deformation can also be made and improve, these are all without this reality of impact
Effect and practical applicability with new enforcement.
Claims (7)
1. a kind of assembly tool of engine flywheel bearing is it is characterised in that include for positioning and impacting beaing of bearing (2)
Body (1), described body (1) one end end face that beats is provided with flat column benchmark boss (3) being adapted with bearing (2) outer ring size,
The described difference in height beaten between body (1) end face outer rim and benchmark boss (3) forms one and can prevent from beaing body (1) and bearing installation
The annular slot to make way (4) that hole side wall is interfered, described benchmark boss (3) is additionally provided with and is coaxial therewith arranging and movable is plugged in
The cylindric positioning boss (5) of bearing (2) inner ring, is being provided with edge on the benchmark boss (3) of described positioning boss (5) side
The annular groove (6) of the outer ledge axial direction indent of described positioning boss (5), is evenly distributed with described annular groove (6)
It is inserted into many bar magnets (7) beaing in body (1) from its bottom vertically.
2. a kind of assembly tool of engine flywheel bearing according to claim 1 is it is characterised in that described benchmark boss
(3) end face is adapted with the end face of bearing (2), and its external diameter is less than the race diameter of bearing (2), described annular groove
(6) described benchmark boss (3) is divided into the annular boss that connect relative with bearing (2) outer ring.
3. a kind of assembly tool of engine flywheel bearing according to claim 1 is it is characterised in that described convex
Coordinate for gap between platform (5) and bearing (2) inner ring.
4. a kind of assembly tool of the engine flywheel bearing according to claim 1 or 2 or 3 is it is characterised in that described ring
The inner side minimum diameter of shape slot to make way (4) is less than the race diameter of bearing (2), and, the outside of described annular slot to make way (4) is
Major diameter is more than the race diameter of bearing (2).
5. a kind of assembly tool of the engine flywheel bearing according to claim 1 or 2 or 3 is it is characterised in that described ring
The inner side surface of revolution of connected in star (6) is connected with the outer ledge phase of described positioning boss (5), and, described annular groove (6)
Cross-sectional width is more than the inner ring thickness of bearing (2).
6. a kind of assembly tool of engine flywheel bearing according to claim 1 is it is characterised in that described beats body
(1) include the positioning body (11) for positioning bearing (2) and the striking head (12) for pneumatic hammer impact, and connect this striking head
(12) and positioning body (11) transition body (13), described positioning body (11), transition body (13) and striking head (12) are coaxial cloth
Put and integrally formed structure.
7. a kind of assembly tool of engine flywheel bearing according to claim 6 is it is characterised in that described positioning body
(11) it is made up of one section of cylinder and one section of cone, described transition body (13) is the little tapered structure in the big one end in one end, described
Striking head (12) be cylindrical structural, larger one end of described transition body (13) is relative with the cone of described positioning body (11)
Connect, less one end is relative with described striking head (12) to be connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620961371.0U CN205968842U (en) | 2016-08-26 | 2016-08-26 | Erecting tool of engine flywheel bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620961371.0U CN205968842U (en) | 2016-08-26 | 2016-08-26 | Erecting tool of engine flywheel bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205968842U true CN205968842U (en) | 2017-02-22 |
Family
ID=58037566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620961371.0U Withdrawn - After Issue CN205968842U (en) | 2016-08-26 | 2016-08-26 | Erecting tool of engine flywheel bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205968842U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181870A (en) * | 2016-08-26 | 2016-12-07 | 广西玉柴机器股份有限公司 | The assembly tool of a kind of engine flywheel bearing and guard method |
-
2016
- 2016-08-26 CN CN201620961371.0U patent/CN205968842U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181870A (en) * | 2016-08-26 | 2016-12-07 | 广西玉柴机器股份有限公司 | The assembly tool of a kind of engine flywheel bearing and guard method |
| CN106181870B (en) * | 2016-08-26 | 2018-05-25 | 广西玉柴机器股份有限公司 | A kind of assembly tool and assembly method of engine flywheel bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170222 Effective date of abandoning: 20180525 |
|
| AV01 | Patent right actively abandoned |