CN206335347U - A kind of assembling accessory of rear power taking engine hole back-up ring - Google Patents
A kind of assembling accessory of rear power taking engine hole back-up ring Download PDFInfo
- Publication number
- CN206335347U CN206335347U CN201621482300.9U CN201621482300U CN206335347U CN 206335347 U CN206335347 U CN 206335347U CN 201621482300 U CN201621482300 U CN 201621482300U CN 206335347 U CN206335347 U CN 206335347U
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- Prior art keywords
- ring
- taper surface
- diameter
- face
- fairlead
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Abstract
The utility model discloses a kind of assembling accessory of rear power taking engine hole back-up ring, including the fairlead of hollow structure that can be connected with wheel hub and pluggable in the fairlead and the briquetting that can be connected with pressing machine, fairlead includes bootable briquetting hollow guide part that back-up ring is pressed into place and positioned at the guide part bottom and coupled location division, the inwall of guide part is provided with the first taper surface that diameter gradually increases from bottom to top, inwall in location division is provided with the second taper surface that diameter is gradually reduced from bottom to top, the minimum diameter of first taper surface is less than the minimum diameter of the second taper surface, and, one circular orientation face of joining place formation at the top of the second taper surface between the first taper surface bottom.The utility model is simple in construction, makes full use of the pressing machine in production line to realize online pilot hole back-up ring, effectively increases production efficiency, reduce production cost.
Description
Technical field
The utility model is related to engine assembly technical field, more specifically, it relates to a kind of rear power taking engine hole
With the assembling accessory of back-up ring.
Background technology
In the assembling process of diesel engine, for the assembling of Q430 holes back-up ring, the method generally used is using sharp mouth
Back-up ring is assembled in gear hub by pincers.Due to back-up ring elasticity than larger, it is necessary to which operator could clamp gear with larger power
Circle, cause back-up ring assemble labor intensity it is big, the problem of beat is long, meanwhile, when nipper plier clamps back-up ring, due to back-up ring in itself
Elasticity is larger and impetus is small, causes easily to cause back-up ring skidding to fly out in installation process, there is the hidden danger for pounding people, and
And, the production batch of enterprise is larger, and traditional assembly method can not meet the demand of enterprise.
Utility model content
The technical problems to be solved in the utility model be for the above-mentioned not enough there is provided one kind is simple in construction of prior art,
It is easy to operate, the assembling accessory of power taking engine hole back-up ring after quick assembling can be achieved.
The technical solution of the utility model is such：A kind of assembling accessory of rear power taking engine hole back-up ring, including
The fairlead for the hollow structure that can be connected with wheel hub and pluggable in the fairlead and the briquetting that can be connected with pressing machine, it is described
Fairlead include may be guided hollow guide part that back-up ring is pressed into place by the briquetting and positioned at the guide part bottom and with
Its connected location division, described guide part inwall is provided with the first taper surface that diameter gradually increases from bottom to top, and described determines
Position portion inwall is provided with the second taper surface that diameter is gradually reduced from bottom to top, and the minimum diameter of first taper surface is less than second
The minimum diameter of taper surface, also, the joining place shape at the top of second taper surface between the first taper surface bottom
Into a circular orientation face.
As further improving, the annular opening face of the first taper surface upper end is used as the prepackage end for pre-installing back-up ring
Face, the annular opening face of lower end is used as the press-in end face for being pressed into back-up ring.
Further, the internal diameter of the prepackage end face is adapted with the external diameter under back-up ring nature, also, the press-in
The internal diameter that the internal diameter of end face pacifies load hole with back-up ring is adapted.
Further, the external diameter in the circular orientation face is adapted with the external diameter of wheel hub step surface, also, second cone
The height in shape face is adapted with the height of wheel hub step surface.
Further, described fairlead is the cylinder that bottom is provided with stage portion, and the surface of revolution of the guide part is cylinder
Face, its maximum outside diameter is less than the maximum outside diameter of location division, also, the surface of revolution of the location division is the up-small and down-big conical surface.
Further, described briquetting be I-shaped column, including can be installed in the fairlead and back-up ring into
Reciprocating pressure head in hole, the connecting plate being connected with pressing machine and above the pressure head and by itself and the connecting plate
Connected intermediate.
Further, the external diameter of the pressure head on the briquetting is adapted with the minimum diameter of the first taper surface lower end,
Also, the external diameter of the pressure head is less than the external diameter of the connecting plate.
Further, the taper of first taper surface is 2 °~10 °.
Beneficial effect
The utility model compared with prior art, with advantages below：
1st, the utility model is covered by shaping-orientation and briquetting coordinates the pressing machine for producing streamline that back-up ring is pressed into place, i.e.,
It may be implemented in production line and assemble Q430 holes back-up ring, take full advantage of existing equipment, reach a streamline multiple tracks work
The purpose that sequence is processed；
2nd, the utility model is simple in construction, easy to make, aids in pressing machine to keep off Q430 holes using fairlead and briquetting
Circle is press-fit into place, the problem of solving artificial gripping collar installation difficulty, waste time and energy, and greatly reduces labor intensity and production
Cost, improves production efficiency；
3rd, fairlead feature of the present utility model is strong, can both play a part of guiding, can also play positioning support
Effect, it is with back-up ring, the quality of fit of back-up ring peace load hole and wheel hub step surface is high, effectively protect back-up ring, fairlead with
And wheel hub is injury-free, the installation accuracy of back-up ring is improved；
4th, operating method of the present utility model is simple, does not have strict requirements to operating procedure, it is not required that operator has
Standby any operation skill and experience, and simple and reliable for structure, low manufacture cost, each pores back-up ring can be extended on a large scale
Assembling.
Brief description of the drawings
Cross-sectional view when Fig. 1 is utility model works；
Fig. 2 is the cross-section structure enlarged diagram of fairlead in the utility model；
Fig. 3 is the cross-section structure enlarged diagram of briquetting in the utility model；
Fig. 4 is the cross-section structure enlarged diagram of wheel hub in the utility model.
Wherein：1- wheel hubs, 2- fairleads, 3- briquettings, 4- back-up rings, 5- back-up rings peace load hole, 6- wheel hubs step surface, 21- are led
To portion, 22- location divisions, the taper surfaces of 23- first, the taper surfaces of 24- second, 25- circular orientations face, 26- prepackages end face, 27- press-ins
End face, 31- pressure heads, 32- connecting plates, 33- intermediates, 34- lightening holes.
Embodiment
Specific embodiment in below in conjunction with the accompanying drawings is described further to the utility model.
Refering to Fig. 1-4, a kind of assembling accessory of rear power taking engine hole back-up ring of the present utility model, back-up ring 4 is fitted in
In wheel hub 1, back-up ring 4 and wheel hub 1 are the workpiece press-fited, are provided with back-up ring peace load hole 5 and wheel hub step surface in itself on wheel hub 1
6, the assembling accessory includes the fairlead 2 of hollow structure that can be connected with wheel hub 1 and pluggable interior and can be with pressure in the fairlead 2
The connected briquetting 3 of installation, fairlead 2 includes the hollow guide part 21 that back-up ring 4 is pressed into place by bootable briquetting 3 and positioned at this
The bottom of guide part 21 and the coupled location division 22 for being used to position, the knot that guide part 21 and location division 22 are formed in one
Structure, the first taper surface 23 that diameter gradually increases from bottom to top is provided with the inwall of guide part 21, and the inwall in location division 22 is set
There is the second taper surface 24 that diameter is gradually reduced from bottom to top, the minimum diameter of the first taper surface 23 is less than the second taper surface 24
Minimum diameter, one circular orientation face 25 of joining place formation at the top of the second taper surface between the first taper surface 23, first
The taper surface 24 of taper surface 23 and second is circular cone, also, the step surface of the joining place formation at them is fixed as annular
Plane 25, in use, circular orientation face 25 is in contact with wheel hub step surface 6, and positions support guide set using wheel hub step surface 6
2.The utility model is simple in construction, easy to operate, and the pressing machine for coordinating production line by shaping-orientation set 2 and briquetting 3 will
Back-up ring 4 is pressed into place, you can realize and Q430 holes back-up ring 4 is assembled in production line, takes full advantage of existing equipment progress
Press-fit, reach the purpose that a streamline multiple working procedure is processed, solve the artificial installation difficulty of gripping collar 4, time-consuming expense
The problem of power, labor intensity and production cost are greatly reduced, improve production efficiency.
The annular opening face of the upper end of first taper surface 23 is used as the prepackage end face 26 of prepackage back-up ring 4, the annular opening of lower end
Face is as the press-in end face 27 for being pressed into back-up ring 4, as shown in Fig. 2 outer under the internal diameter d1 and the nature of back-up ring 4 of prepackage end face 26
Footpath is adapted, it is preferred that the internal diameter d1 of prepackage end face 26 is more than the external diameter of back-up ring 4 under nature, and their difference is 1.5mm
~3mm, makes for gap to coordinate between the back-up ring 4 under prepackage end face 26 and nature, i.e., back-up ring 4 is located under prepackage end face 26
Side, is conveniently adjusted the position of back-up ring 4, it is ensured that back-up ring 4 or back-up ring peace load hole 5 are injury-free；As shown in Fig. 2 press-in end face 27
Internal diameter d2 and back-up ring pacify the internal diameter d3 of load hole 5 and be adapted, it is preferred that the internal diameter d2 of press-in end face 27 less than back-up ring install into
The internal diameter d3 in hole 5, their difference is d3-d2=0.6mm~1.5mm, and anti-Sealing shield ring 4 exceeds its elastic deformation amount, it is ensured that gear
Circle 4 and wheel hub 1 are injury-free；As shown in Fig. 2 the outside diameter d 4 in circular orientation face 25 is adapted with the outside diameter d 5 of wheel hub step surface 6,
The outside diameter d 4 in circular orientation face 25 can be determined according to the size that wheel hub 1 matches, also, the outside diameter d 4 in circular orientation face 25 is more than
The outside diameter d 5 of wheel hub step surface 6, their difference is d4-d5=0.03mm~0.1mm, is easy to fairlead 2 to move back and forth, and is improved
The positioning precision of fairlead 2, it is ensured that back-up ring 4 and wheel hub 1 be injury-free；The height of second taper surface 24 and wheel hub step surface 6
Height be adapted, it is ensured that the second taper surface 24 is in contact and transferred force on wheel hub 1 with wheel hub step surface 6, effectively protection
Fairlead 2 is injury-free, extends the service life of fairlead 2.
Fairlead 2 is the cylinder that bottom is provided with stage portion, and the surface of revolution of guide part 21 is the face of cylinder, and its maximum outside diameter
Less than the maximum outside diameter of location division 22, make the stress of fairlead 2 evenly, the surface of revolution of location division 22 is up-small and down-big cone
Face, the taper in the vertebra face is identical with the taper of the second taper surface 24, is easy to fairlead 2 to be plugged on wheel hub 1, while avoiding stress
Concentrate, effectively extend the service life of fairlead 2；The taper of its first taper surface 23 is 2 °~10 °, it is preferred that the taper
For 5 °, it is easy to guide part 21 to pacify the transition of load hole 5 with back-up ring and is connected, and require any surface finish of the first taper surface 23, can subtracts
The frictional force of few fairlead 2 and back-up ring 4, it is to avoid pulled during back-up ring 4 is descending.
In the above-described embodiment, briquetting 3 be I-shaped column, including can be installed in fairlead 2 and back-up ring into
Reciprocating pressure head 31 in hole 5, the connecting plate 32 being connected with pressing machine and positioned at the top of pressure head 31 and by itself and connecting plate
32 connected intermediates 33, the structure that its pressure head 31, intermediate 33 and connecting plate 32 are formed in one effectively improves briquetting 3
The external diameter of pressure head 31 on rigid, briquetting 3 is adapted with the minimum diameter of the lower end of the first taper surface 23, i.e., pressure head 31 is outer
Footpath is adapted with being pressed into the internal diameter d2 of end face 27, it is preferred that the external diameter of pressure head 31 is less than the internal diameter d2 of press-in end face 27, they
Difference is 1.5mm~3mm, both can ensure that pressure head 31 can push back-up ring 4, and can also prevent that pressure head 31 from damaging back-up ring 4 and fairlead by pressure
2, wherein, the external diameter of pressure head 31 is less than the external diameter of connecting plate 32, is connected using larger-diameter connecting plate 32 with pressing machine, can dropped
The low coaxial required precision to pressing machine and briquetting 3, is easy to operation, and briquetting 3 is provided with from the lower surface of pressure head 31 along briquetting 3
Axial line extends to the lightening hole 34 of connecting plate 32 and the joining place of intermediate 33, can reduce the weight of briquetting 3, is easy to artificial behaviour
Make, reduce labor intensity.
A kind of assembly method of the total rear power taking engine hole back-up ring of the present embodiment, this method can be positioned by design
Back-up ring 4 simultaneously guides the fairlead 2 dropped down onto under it in back-up ring peace load hole 5 and can be connected with pressing machine and back-up ring 4 is pressed into back-up ring
Pacify the briquetting 3 in load hole 5, make the two coordinate common auxiliary pressing machine that back-up ring 4 is pressed into place, so as to realize in production flowing water
Fast accurate press-fits rear power taking engine Q430 holes back-up ring 4 on line, wherein, fairlead 2 includes the guide part of inner inclination
21 and the inclined location division 22 inside and outside the bottom of guide part 21, specific operating procedure is as follows：
Step 1, the underface that wheel hub 1 is moved to pressing machine, the lower end of location division 22 for being then directed to set 2 is plugged on wheel hub
On 1 step, 2 are covered using the support guide of wheel hub step surface 6；
Step 2, that back-up ring 4 is put into entering for the upper end of guide part 21 is intraoral, and adjusts the position of back-up ring 4, makes back-up ring 4 and guiding
The upper surface in portion 21 keeps level, and then briquetting 3 is placed on to the top of back-up ring 4；
Step 3, startup pressing machine, pressing machine promote briquetting 3 to fall, and back-up ring 4 gradually subtracts with the inside diameter of guide part 21
Small and gradually reduce and diminish, when dropping down onto guide part 21 and the joining place of location division 22 under back-up ring 4, the diameter of back-up ring 4 is kept not
Become and enter in back-up ring peace load hole 5 until back-up ring 4 is press-fit into place, you can complete the assembling of back-up ring 4.
Above-described is only preferred embodiment of the present utility model, it should be pointed out that come for those skilled in the art
Say, on the premise of the utility model structure is not departed from, several modifications and improvements can also be made, these are all without this reality of influence
With the effect and practical applicability of new implementation.
Claims (8)
1. a kind of assembling accessory of rear power taking engine hole back-up ring, it is characterised in that hollow including what can be connected with wheel hub (1)
The fairlead (2) of structure and pluggable in the fairlead (2) and the briquetting (3) that can be connected with pressing machine, described fairlead
(2) include may be guided hollow guide part (21) that back-up ring (4) is pressed into place by the briquetting (3) and positioned at the guide part (21)
Bottom and coupled location division (22), described guide part (21) inwall are provided with diameter gradually increases from bottom to top first
Taper surface (23), described location division (22) inwall is provided with the second taper surface (24) that diameter is gradually reduced from bottom to top, described
The minimum diameter of first taper surface (23) is less than the minimum diameter of the second taper surface (24), also, in second taper surface
(24) joining place one circular orientation face (25) of formation between top and first taper surface (23) bottom.
2. the assembling accessory of a kind of rear power taking engine hole back-up ring according to claim 1, it is characterised in that described
The annular opening face of one taper surface (23) upper end is as the prepackage end face (26) of prepackage back-up ring (4), and the annular opening face of lower end is made
For the press-in end face (27) of press-in back-up ring (4).
3. the assembling accessory of a kind of rear power taking engine hole back-up ring according to claim 2, it is characterised in that described pre-
Dress end face (26) internal diameter be adapted with the external diameter under back-up ring (4) nature, also, it is described press-in end face (27) internal diameter and
The internal diameter of back-up ring peace load hole (5) is adapted.
4. a kind of assembling accessory of rear power taking engine hole back-up ring according to claim 1, it is characterised in that the ring
The external diameter of shape locating surface (25) is adapted with the external diameter of wheel hub step surface (6), also, the height of second taper surface (24) with
The height of wheel hub step surface (6) is adapted.
5. a kind of assembling accessory of rear power taking engine hole back-up ring according to any one in claim 1-4, it is special
Levy and be, described fairlead (2) is provided with the cylinder of stage portion for bottom, and the surface of revolution of the guide part (21) is the face of cylinder,
Its maximum outside diameter is less than the maximum outside diameter of location division (22), also, the surface of revolution of the location division (22) is up-small and down-big cone
Face.
6. the assembling accessory of a kind of rear power taking engine hole back-up ring according to claim 5, it is characterised in that described
Briquetting (3) is the column of I-shaped, including can be reciprocating in the fairlead (2) and back-up ring peace load hole (5)
Pressure head (31), the connecting plate (32) being connected with pressing machine and above the pressure head (31) and by itself and the connecting plate phase
Intermediate (33) even.
7. a kind of assembling accessory of rear power taking engine hole back-up ring according to claim 6, it is characterised in that the pressure
The external diameter of pressure head (31) on block (3) is adapted with the minimum diameter of the first taper surface (23) lower end, also, the pressure head
(31) external diameter is less than the external diameter of the connecting plate (32).
8. the assembling accessory of a kind of rear power taking engine hole back-up ring according to claim 1, it is characterised in that described
The taper of one taper surface (23) is 2 °~10 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621482300.9U CN206335347U (en) | 2016-12-30 | 2016-12-30 | A kind of assembling accessory of rear power taking engine hole back-up ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621482300.9U CN206335347U (en) | 2016-12-30 | 2016-12-30 | A kind of assembling accessory of rear power taking engine hole back-up ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206335347U true CN206335347U (en) | 2017-07-18 |
Family
ID=59302966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621482300.9U Expired - Fee Related CN206335347U (en) | 2016-12-30 | 2016-12-30 | A kind of assembling accessory of rear power taking engine hole back-up ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206335347U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106514239A (en) * | 2016-12-30 | 2017-03-22 | 广西玉柴机器股份有限公司 | Assembling auxiliary tool and method for rear force extraction engine hole stop ring |
| CN112123261A (en) * | 2020-08-28 | 2020-12-25 | 国营芜湖机械厂 | Quick mounting tool for rudder oil filter snap ring and using method thereof |
| CN112440093A (en) * | 2020-11-13 | 2021-03-05 | 张家港市双隆无油滑动轴承有限公司 | Press mounting process for opening bushing |
-
2016
- 2016-12-30 CN CN201621482300.9U patent/CN206335347U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106514239A (en) * | 2016-12-30 | 2017-03-22 | 广西玉柴机器股份有限公司 | Assembling auxiliary tool and method for rear force extraction engine hole stop ring |
| CN112123261A (en) * | 2020-08-28 | 2020-12-25 | 国营芜湖机械厂 | Quick mounting tool for rudder oil filter snap ring and using method thereof |
| CN112440093A (en) * | 2020-11-13 | 2021-03-05 | 张家港市双隆无油滑动轴承有限公司 | Press mounting process for opening bushing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170718 Termination date: 20211230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |