CN207500477U - A kind of positioning auxiliaring tool - Google Patents
A kind of positioning auxiliaring tool Download PDFInfo
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- CN207500477U CN207500477U CN201721348608.9U CN201721348608U CN207500477U CN 207500477 U CN207500477 U CN 207500477U CN 201721348608 U CN201721348608 U CN 201721348608U CN 207500477 U CN207500477 U CN 207500477U
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- baffle
- positioning
- sleeve
- mechanically
- positioning plate
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Abstract
The utility model discloses a kind of positioning auxiliaring tool, to mechanically-sealing apparatus auxiliary positioning during for mechanically-sealing apparatus to be installed on rotary shaft, which is characterized in that including：Sleeve, positioning plate and baffle, wherein the axle body clearance fit of the sleeve and rotation axis；The positioning plate is fixedly connected with the sleeve end face, and the positioning plate is used to be resisted against the shaft end of the rotation axis；The baffle is fixedly connected with the other end of the sleeve, and the internal diameter of the baffle is identical with the internal diameter of the sleeve, and the baffle is mounted on the mechanically-sealing apparatus in the rotation axis for compression.The mounting auxiliary of the utility model makes mechanically-sealing apparatus installation accurate positioning, precision high；Mechanically-sealing apparatus assembling process needs operating personnel few, the technology of operating personnel is not required, and mounting auxiliary can significantly improve mechanically-sealing apparatus installation effectiveness.
Description
Technical field
The utility model belongs to technical field of mechanical more particularly to a kind of positioning auxiliaring tool.
Background technology
Mechanically-sealing apparatus is a kind of gland seal device of rotating machinery, is assemblied in the rotation axis of rotating machinery, for close
Fluid media (medium) is sealed, barrier fluid is flowed along rotation axis, very extensive in the application of machinery field.
Mechanically-sealing apparatus requires to be fixed on the rotation axis specific position of rotating machinery, and positioning requirements are higher, and positioning is not
Equipment fault accurately is will result in, will cause sealing leak or mechanical seal decrement too as mechanical seal decrement is too small
Dynamic and static ring quick abrasion will be caused greatly, the problems such as service life is short.Therefore, mechanically-sealing apparatus is necessary during installing and using
Accurately in place, performance can just obtain maximum performance.
Positioning datum of the mechanically-sealing apparatus in installation process is virtual in the prior art, by rotation axis
The shaft shoulder and by calliper, adjusts spring base by a people, makes spring base coaxial with rotation axis, another people locates and tightens
Screw is determined to be positioned, and fully relies on the technical ability of assembly crewman to determine the level of mechanically-sealing apparatus installation, the installation side
Method is high to operating personnel's requirement, difficulty is big, low precision, especially user grasp when use site carries out installation mechanically-sealing apparatus
Make difficulty bigger.Therefore, there is an urgent need for a kind of auxiliary mounting tools to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of positioning auxiliaring tool, to realize mechanically-sealing apparatus precisely, efficiently
It installs on ground.
For this purpose, the utility model uses following technical scheme：
A kind of positioning auxiliaring tool, including：
Sleeve, the sleeve is for the axle body clearance fit with rotation axis；
Positioning plate, the positioning plate are fixedly connected with the sleeve end face, and the positioning plate is used to be resisted against described turn
The shaft end of moving axis；
Baffle, the baffle are fixedly connected with the other end of the sleeve, the internal diameter of the baffle and the sleeve
Internal diameter is identical, and the baffle is mounted on the mechanically-sealing apparatus in the rotation axis for compression.
Further, positioning plate, sleeve and baffle three are welded as a whole, and being combined between welding manner connection three can
It leans on, will not loosen.
Further, the positioning plate is orifice plate, and the internal diameter of the orifice plate is less than the internal diameter of the sleeve and more than described
The diameter of the spindle nose of rotation axis.When rotation axis carries spindle nose, orifice plate can be resisted against between centers, make positioning device positioning more
Precisely, and the setting of orifice plate shortens the length of entire positioning device, and positioning action is more convenient.
Further, the outer diameter of the baffle is greater than or equal to the outer diameter of the spring base, can make the baffle and institute
The end face for stating mechanically-sealing apparatus comes into full contact with, and positioning is more accurate.
Further, the axis of the sleeve, the positioning plate and the baffle on the same line, fills mechanical seal
The positioning put is more accurate.
Further, the baffle is close to the end face of the tool sealing device and the positioning plate is resisted against the end face of shaft end
Surface roughness be respectively less than Ra6.3, improve positioning accuracy.
Further, the sleeve, the positioning plate and the baffle are made of carbon tool steel so that positioning tool is not
Easily it is worn.
Further, the baffle and the positioning plate thickness are more than 2mm, so as to ensure that baffle and positioning plate have enough
Non-deformability.
The beneficial effects of the utility model：
(1) mounting auxiliary of the utility model makes mechanically-sealing apparatus installation accurate positioning and precision is high, utilizes reality
The positioning datum of body is positioned by positioning plate and shaft end or shaft shoulder positioning and axle body with sleeve clearance fit, and collective effect ensures
Mechanical seal mounting auxiliary centering, and then ensure the accurate positionin of mechanically-sealing apparatus.
(2) mechanically-sealing apparatus assembling process needs operating personnel few, the technology of operating personnel is not required, this practicality
One operating personnel of novel need will be after mechanical seal mounting auxiliary and mechanically-sealing apparatus centering, it is not necessary to need people's tune again
After whole spring base makes spring base coaxial with rotation axis, but positioning device adjusts, directly holding screw is tightened.
(3) mounting auxiliary can significantly improve the installation effectiveness of mechanically-sealing apparatus, it is not necessary to centering and with card repeatedly
Ruler measures.
Description of the drawings
Fig. 1 is mechanically-sealing apparatus provided by the utility model and the installation diagram of rotation axis；
Fig. 2 is the front view of mounting auxiliary provided by the utility model；
Fig. 3 is the vertical view of mounting auxiliary provided by the utility model；
Fig. 4 is the sectional view of mechanically-sealing apparatus provided by the utility model.
In figure：
1st, mounting auxiliary；11st, positioning plate；12nd, sleeve；13rd, baffle；
2nd, rotation axis；21st, axle body；22nd, spindle nose；
3rd, mechanically-sealing apparatus；31st, stationary seat；32nd, spring base；33rd, the first rotating ring；34th, the first stationary ring；35th, second is dynamic
Ring；36th, the second stationary ring；37th, holding screw.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
As shown in Figs. 1-3, a kind of positioning auxiliaring tool, the location and installation auxiliary tool 1 include positioning plate 11,12 and of sleeve
Baffle 13, middle sleeve 12 and 21 clearance fit of axle body of rotation axis 2；Positioning plate 11 is fixedly connected with 12 end face of sleeve, fixed
Position plate 11 is used to be resisted against the shaft end of rotation axis 2；Baffle 13 is fixedly connected with the other end of sleeve 12, the internal diameter of baffle 13 with
The internal diameter of sleeve 12 is identical, and baffle 13 is mounted on the mechanically-sealing apparatus 3 in rotation axis 2 for compression.Specifically, sleeve 12,
The axis of positioning plate 11 and baffle 13 is on the same line.
In the present embodiment, using the positioning datum of entity, specific auxiliary tool is used for corresponding rotation axis 2, machine
The installation accuracy of tool sealing device 3 is high, is positioned by positioning plate 11 and shaft end and axle body 21 is positioned with 12 clearance fit of sleeve, and two
A positioning collective effect ensures 1 centering of mounting auxiliary, and then ensure the accurate positionin of mechanically-sealing apparatus.
Above-mentioned positioning plate 11, sleeve 12 and 13 three of baffle are welded as a whole or are manufactured using integrally formed mode.If
It is connected in a manner of bolt etc., if there is the situation of bolt looseness, the concentricity of three can be influenced, it is inaccurate so as to positioning occur,
Therefore it is connected with welding manner relatively reliable.
In the present embodiment, positioning plate 11 is orifice plate, and the internal diameter of orifice plate is less than the internal diameter of sleeve 12 and more than the axis of rotation axis 2
First 22 diameter, when rotation axis 2 carries spindle nose, orifice plate is resisted against the shaft shoulder, makes positioning device positioning more accurate, and need not be again
The sleeve 12 of 22 1 sections of spindle nose is set, shortens the length of sleeve 12, i.e., the length of entire positioning device shortens, and positioning action is more
Add conveniently.
The outer diameter of baffle 13 is greater than or equal to the outer diameter of the spring base 32 of mechanically-sealing apparatus 3, the baffle in the present embodiment
13 contact with the end face of spring base 32, and outer diameter is bigger 2mm than the outer diameter of spring base 32, on the one hand can make baffle 13 and bullet at this time
The end face of spring abutment 32 comes into full contact with, and positioning is more accurate, on the other hand facilitates and unloads location and installation auxiliary tool 1.
End face and positioning plate 11 that baffle 13 is contacted with tool sealing device 3, sleeve 12 and baffle 13 are contacted with rotation axis 2
The roughness on surface be respectively less than Ra6.3.The roughness on above-mentioned surface is Ra1.6 in the present embodiment, improves entire positioning
1 functional reliability of mounting auxiliary, specifically, baffle 13 are contacted with the spring base 32 of mechanically-sealing apparatus 3, orifice plate and the shaft shoulder
Contact.
Sleeve 12, positioning plate 11 and baffle 13 are made of carbon tool steel, using eutectoid steel, this kind of steel tool in the present embodiment
There are preferable hardness and wearability, to ensure that location and installation auxiliary tool 1 is constant in Reusability process axis.
Baffle 13 and 11 thickness of positioning plate are more than 2mm, and the thickness both in the present embodiment is 3mm, can preferably be protected
Demonstrate,proving baffle 13 and positioning plate 11 has enough non-deformabilities, and 1 cost of location and installation auxiliary tool will not be made too high.
What the technology of the utility model was realized in：As shown in Figure 1, the master that mechanically-sealing apparatus 3 is related to when installing
Part is wanted to have location and installation auxiliary tool 1, rotation axis 2, mechanically-sealing apparatus 3.As shown in Figure 1 and Figure 4, mechanically-sealing apparatus 3
Primary structure includes stationary seat 31, spring base 32, the first rotating ring 33, the first stationary ring 34, the second rotating ring 35, the second stationary ring 36 and tight
Determine screw 37.Stationary seat 31, the first stationary ring 34, the first rotating ring 33 and spring base 32 are sequentially sleeved in rotation as shown in Figure 1 first
On axis 2, and the first stationary ring 34 is put into stationary seat 31, then location and installation auxiliary tool 1 is sleeved in rotation axis 2, wherein keeping off
13 holddown spring seat 32 of plate, meanwhile, the end face of the positioning plate 11 on installation auxiliary device 1 is pressed on the shaft shoulder step of rotary shaft 2
On, holding screw 37 is then tightened, accurate positionin of the mechanically-sealing apparatus 3 in rotary shaft 2 is thereby realized, then unloads
Location and installation auxiliary tool 1.The second rotating ring 35 and the second stationary ring 36 are finally installed successively in rotary shaft 2 in order.Thus
The accurate installation of mechanically-sealing apparatus 3 in rotation axis 2 is completed under the assistance of location and installation auxiliary tool 1.
Obviously, above-described embodiment of the utility model is used for the purpose of clearly illustrating the utility model example, and
It is not the restriction to the embodiment of the utility model.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
It is exhaustive.All any modification, equivalent and improvement made within the spirit and principles of the present invention etc., should be included in
Within the protection domain of the utility model claims.
Claims (8)
1. a kind of positioning auxiliaring tool, for being assisted calmly mechanically-sealing apparatus when mechanically-sealing apparatus is installed on rotary shaft
Position, which is characterized in that including：
Sleeve (12), the sleeve (12) is for axle body (21) clearance fit with rotation axis (2)；
Positioning plate (11), the positioning plate (11) are fixedly connected with the sleeve (12) end face, and the positioning plate (11) is used for
It is resisted against shaft end or the shaft shoulder of the rotation axis (2)；
Baffle (13), the baffle (13) are fixedly connected with the other end of the sleeve (12), the internal diameter of the baffle (13)
Identical with the internal diameter of the sleeve (12), the baffle (13) is mounted on the mechanical seal in the rotation axis (2) for compression
Device (3).
2. positioning auxiliaring tool according to claim 1, which is characterized in that the positioning plate (11), the sleeve (12)
It is welded as a whole with the baffle (13) three.
3. positioning auxiliaring tool according to claim 1, which is characterized in that the positioning plate (11) be orifice plate, the hole
The internal diameter of plate is less than the diameter of the internal diameter of the sleeve (12) and the spindle nose (22) more than the rotation axis (2).
4. positioning auxiliaring tool according to claim 1, the outer diameter of the baffle (13) is close more than or equal to the machinery
The outer diameter of the spring base (32) of seal apparatus (3).
5. according to claim 1-4 any one of them positioning auxiliaring tools, the sleeve (12), the positioning plate (11) and institute
State the axis of baffle (13) on the same line.
6. positioning auxiliaring tool according to claim 5, the end that the baffle (13) contacts with the tool sealing device (3)
The roughness on surface that the face and positioning plate (11), the sleeve (12) and the baffle (13) are contacted with rotation axis (2)
Respectively less than Ra6.3 μm.
7. positioning auxiliaring tool according to claim 1, the sleeve (12), the positioning plate (11) and the baffle
(13) it is made of carbon tool steel.
8. positioning auxiliaring tool according to claim 7, the baffle (13) and the positioning plate (11) thickness are more than
2mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721348608.9U CN207500477U (en) | 2017-10-19 | 2017-10-19 | A kind of positioning auxiliaring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721348608.9U CN207500477U (en) | 2017-10-19 | 2017-10-19 | A kind of positioning auxiliaring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207500477U true CN207500477U (en) | 2018-06-15 |
Family
ID=62501000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721348608.9U Active CN207500477U (en) | 2017-10-19 | 2017-10-19 | A kind of positioning auxiliaring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207500477U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112936161A (en) * | 2021-02-09 | 2021-06-11 | 中国航发哈尔滨东安发动机有限公司 | Centering and limiting mechanical seal static ring mounting tool and use method thereof |
-
2017
- 2017-10-19 CN CN201721348608.9U patent/CN207500477U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112936161A (en) * | 2021-02-09 | 2021-06-11 | 中国航发哈尔滨东安发动机有限公司 | Centering and limiting mechanical seal static ring mounting tool and use method thereof |
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