CN110744401A - Repairing device for friction pair friction working surface for mechanical sealing device - Google Patents
Repairing device for friction pair friction working surface for mechanical sealing device Download PDFInfo
- Publication number
- CN110744401A CN110744401A CN201911078898.3A CN201911078898A CN110744401A CN 110744401 A CN110744401 A CN 110744401A CN 201911078898 A CN201911078898 A CN 201911078898A CN 110744401 A CN110744401 A CN 110744401A
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- CN
- China
- Prior art keywords
- grinding
- processing device
- friction
- friction pair
- repairing
- 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- Withdrawn
Links
- 238000007789 sealing Methods 0.000 title abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 238000007664 blowing Methods 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 9
- 229910002804 graphite Inorganic materials 0.000 description 7
- 239000010439 graphite Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 4
- 229910010271 silicon carbide Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/22—Single-purpose machines or devices for particular grinding operations not covered by any other main group characterised by a special design with respect to properties of the material of non-metallic articles to be ground
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
A repairing device for a friction pair friction working surface for a mechanical sealing device is composed of a workbench 1, a friction pair repairing and processing seat 23, a grinding and processing device lifting mechanism support 2, a grinding and processing device lifting mechanism manual adjusting screw and nut mechanism upper support 3, a grinding and processing device traversing adjusting mechanism supporting angle steel seat 11, a grinding and processing device traversing adjusting mechanism 14, a grinding and processing device transmission bearing seat body 15, a transmission shaft 21, a driving servo motor 19, a grinding head body 22, a grinding head 27, a blowing fan blade device 28 and supporting legs 24.
Description
Technical Field
The invention relates to a friction pair repairing device for a mechanical sealing device. In particular to a repairing device for a friction pair friction working surface made of graphite or silicon carbide on a mechanical sealing device.
Background
At present, most of materials commonly used for graphite rings in mechanical seal friction pairs adopt graphite or silicon carbide materials. Graphite or silicon carbide is a friction pair pairing material with the widest application range in the mechanical seal industry, and has the characteristics of good self-lubricating property, low friction coefficient, excellent corrosion resistance, excellent heat conduction property, low linear expansion coefficient, excellent pairing performance and temperature resistance, easiness in processing and the like, so that the application range is extremely wide, and the application quantity is extremely large. However, after a certain period of time or operation, the friction pair made of graphite or silicon carbide material generates slight wear or friction marks on the surface in frictional contact with the moving ring or the stationary ring, and thus causes leakage of the sealed material or medium, and therefore, the user has to replace it. In most cases, the replaced graphite ring has only slight wear or friction marks on the friction surface contacting with the movable ring or the static ring, and the other parts are still in good condition and have to be discarded according to the waste. Thus, a great deal of waste is caused. No more effective solution has been proposed in the industry to date.
In order to solve the problems, the invention provides a repairing device for the friction working surface of the friction pair for the mechanical sealing device, which can be used for mechanically grinding and repairing the friction working surface of the friction pair with slight abrasion or friction marks and undamaged rest parts of the friction pair so as to reuse the friction working surface of the friction pair.
Disclosure of Invention
The invention is realized by the following technical scheme: the repairing device comprises a workbench, wherein a friction pair repairing and processing seat, a grinding processing device lifting mechanism and a grinding processing device driving and controlling device are arranged on the surface of the workbench. The grinding and processing device comprises a workbench, wherein a friction pair repairing and processing seat 23 is arranged on the workbench 1, a grinding and processing device lifting mechanism support 2 is arranged in the middle of the upper surface of the workbench 1, a manual adjusting screw and nut mechanism upper support 3 of the grinding and processing device lifting mechanism is arranged on the upper side of the left surface of the grinding and processing device lifting mechanism support 2, a grinding and processing device traversing adjusting mechanism support angle steel seat 11 is arranged on the grinding and processing device lifting mechanism support angle steel seat 2, a grinding and processing device traversing adjusting mechanism 14 is arranged on the grinding and processing device traversing adjusting mechanism support angle steel seat 11, the grinding and processing device traversing adjusting mechanism 14 is directly connected with a grinding and processing device transmission bearing seat body 15, the top end of a transmission shaft 21 in the grinding and processing device transmission bearing seat body 15 is connected with a driving servo motor 19, the lower end of the transmission shaft 21 is connected with a grinding head body 22, and the top end of, the coaxial lower end of the transmission shaft 21 of the grinding head body 22 is provided with a fan blowing blade device 28, and supporting legs 24 are arranged below the workbench 1.
The invention has the beneficial effects that: a repairing device for a friction pair friction working surface for a mechanical sealing device is characterized in that a grinding head can move forwards, backwards, leftwards, rightwards, upwards and downwards through a lifting mechanism of a grinding device, a transverse adjusting mechanism of the grinding device and a servo motor drive, the friction pair friction surface is ground and repaired, ground scraps are blown away from the ground friction pair friction surface through a fan blowing blade device 28, and the grinding repairing work is completed. The device has simple structure and convenient operation and control, and can be suitable for friction pairs with different shapes.
Drawings
The foregoing and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings.
FIG. 1 is a schematic structural diagram of the present invention. In the figure: 1 is a workbench, 2 is a grinding device lifting mechanism support, 3 is an upper support of a manual adjusting screw and nut mechanism of the grinding device lifting mechanism, 4 is a manual adjusting hand wheel of the grinding device lifting mechanism, 5 is a fixing nut between the manual adjusting screw and nut mechanism of the grinding device lifting mechanism and the workbench 1, 6 is a screw in the manual adjusting screw and nut mechanism of the grinding device lifting mechanism, 7 is a nut fixing seat in the manual adjusting screw and nut mechanism of the grinding device lifting mechanism, 8 is a nut in the manual adjusting screw and nut mechanism of the grinding device lifting mechanism, 9 is a support seat body of the grinding device lifting mechanism, 10 is a fixing screw with which a support angle steel seat 11 of a traversing adjusting mechanism of the grinding device is connected with the lifting mechanism of the grinding device, 12 is a fixing nut with which the support angle steel seat 11 of the traversing adjusting mechanism of the grinding device is connected with the lifting mechanism of the grinding device, 13 is a limiting block of a traversing adjusting mechanism of the grinding device, 14 is a traversing adjusting mechanism of the grinding device, 25 is an adjusting hand wheel for adjusting transverse action in the traversing adjusting mechanism of the grinding device, 15 is a transmission shaft bearing seat body of the grinding device, 16 is a linking column between a transmission shaft bearing seat of the grinding device and a transmission servo motor 19 of the grinding device, 17 is an installation base of the transmission servo motor 19 of the grinding device, 18 is an assembly base of the transmission servo motor 19 of the grinding device, 20 is a transmission shaft bearing of the grinding device, 21 is a transmission shaft of the grinding device, 22 is a grinding head body in the grinding device, 27 is a polishing head in the grinding device, 28 is a blowing fan blade device, and 24 is a workbench supporting leg. And 23, a friction pair repairing and processing seat.
FIG. 2 is a schematic structural view of a friction pair repairing and processing seat and a polishing head thereof according to the present invention. In the figure: the device comprises a grinding head body 1 in the grinding processing device, a friction pair friction working surface 2 to be repaired, a friction pair 7 to be repaired, a grinding processing device transmission shaft 3, a fastening block 4 for fixing the friction pair in a friction pair repairing processing seat, a fastening degree adjusting mechanism 5 for fixing the fastening block of the friction pair in the friction pair repairing processing seat, a polishing head 6 in the grinding processing device, a friction pair repairing processing seat 8, an adjusting screw and nut 9 for adjusting the fastening degree of the friction pair fastening block in the friction pair repairing processing seat, a blowing fan device 10 in the grinding processing device, a blowing fan blade 11 in the grinding processing device and a blowing fan fixing shaft 12 in the grinding processing device.
FIG. 3 is a schematic view of a friction pair to be repaired in accordance with the present invention. In the figure, 1 is the graphite stationary ring of the friction pair, 2 is a transmission shaft hole in the mechanical sealing device, and 3 is the friction working surface of the friction pair to be repaired.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative only and should not be construed as limiting the invention.
The embodiment of the invention comprises the following steps:
1. the friction pair graphite stationary ring to be repaired is put into the friction pair repair machining seat 23 shown in the attached drawing 1, and at this time, the friction working surface of the friction pair graphite stationary ring to be repaired is noted to be upward.
2. And then the tightness of the fixed friction pair fastening block 4 in the friction pair repairing processing seat shown in the figure 2 is adjusted by the tightness adjusting mechanism 5 for the fixed friction pair fastening block in the friction pair repairing processing seat shown in the figure 2, so that the friction pair 7 to be repaired is fixed well.
3. And then the hand wheel is manually adjusted through the lifting mechanism of the grinding device shown in 4 in the attached drawing 1, the grinding device moves to and approaches to the friction working surface of the friction pair to be repaired, and at the moment, the grinding device is started to drive a servo motor 19 (shown in the attached drawing 1).
4. Then, the grinding head body 1 (figure 2) in the grinding processing device is moved to and close to the friction pair friction working surface to be repaired by adjusting the adjusting hand wheel 25 of the traversing adjusting mechanism of the grinding processing device shown by 14 in figure 1, so that the transmission shaft 21 (figure 1) of the grinding processing device is aligned with the shaft hole 2 (figure 3) of the friction pair transmission shaft to be repaired.
5. At this time, the lifting mechanism of the grinding device shown in fig. 4 in fig. 1 is operated to manually adjust the hand wheel, so that the grinding head 27 (fig. 1) on the grinding device is contacted with the friction working surface of the friction pair to be repaired, and the grinding repair work is started. Meanwhile, the grinding head can grind the whole friction working surface of the friction pair to be repaired by operating the traversing adjusting mechanism of the grinding device shown as 14 in fig. 1 to adjust the hand wheel 25.
6. Here, in the above-described repairing process, since the air blowing fan device 10 in the grinding machine device shown in fig. 2 is rotated in synchronization with the drive shaft 21 (fig. 1) in the grinding machine device, the generated wind force is sufficient to blow the grinding chips generated from the entire friction working surface of the friction pair in the grinding process off the entire friction working surface of the friction pair.
7. And standing the friction pair subjected to grinding repair for 24 hours.
8. This embodiment is completed.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner. The present invention can be smoothly implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above. However, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention as defined by the appended claims; meanwhile, any equivalent changes, modifications, and evolutions made to the above embodiments according to the actual techniques of the present invention are still within the scope of the technical solution of the present invention.
Claims (1)
1. The repairing device comprises a workbench, wherein a friction pair repairing and processing seat, a grinding processing device lifting mechanism and a grinding processing device driving and controlling device are arranged on the surface of the workbench. The grinding and processing device comprises a workbench, wherein a friction pair repairing and processing seat 23 is arranged on the workbench 1, a grinding and processing device lifting mechanism support 2 is arranged in the middle of the upper surface of the workbench 1, a manual adjusting screw and nut mechanism upper support 3 of the grinding and processing device lifting mechanism is arranged on the upper side of the left surface of the grinding and processing device lifting mechanism support 2, a grinding and processing device traversing adjusting mechanism support angle steel seat 11 is arranged on the grinding and processing device lifting mechanism support angle steel seat 2, a grinding and processing device traversing adjusting mechanism 14 is arranged on the grinding and processing device traversing adjusting mechanism support angle steel seat 11, the grinding and processing device traversing adjusting mechanism 14 is directly connected with a grinding and processing device transmission bearing seat body 15, the top end of a transmission shaft 21 in the grinding and processing device transmission bearing seat body 15 is connected with a driving servo motor 19, the lower end of the transmission shaft 21 is connected with a grinding head body 22, and the top end of, the coaxial lower end of the transmission shaft 21 of the grinding head body 22 is provided with a fan blowing blade device 28, and supporting legs 24 are arranged below the workbench 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911078898.3A CN110744401A (en) | 2019-11-02 | 2019-11-02 | Repairing device for friction pair friction working surface for mechanical sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911078898.3A CN110744401A (en) | 2019-11-02 | 2019-11-02 | Repairing device for friction pair friction working surface for mechanical sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110744401A true CN110744401A (en) | 2020-02-04 |
Family
ID=69282502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911078898.3A Withdrawn CN110744401A (en) | 2019-11-02 | 2019-11-02 | Repairing device for friction pair friction working surface for mechanical sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110744401A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115582771A (en) * | 2022-10-27 | 2023-01-10 | 朱小晴 | Grinding wheel dressing seat of cylindrical grinding machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0373315A (en) * | 1989-05-18 | 1991-03-28 | Silicon Technol Corp | Slice grinding device |
| CN2297280Y (en) * | 1997-05-02 | 1998-11-18 | 张建民 | Flexible grinding tools |
| CN202053136U (en) * | 2011-01-28 | 2011-11-30 | 自贡市瑞拓阀门维修有限公司 | Valve grinding and repairing machine tool |
-
2019
- 2019-11-02 CN CN201911078898.3A patent/CN110744401A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0373315A (en) * | 1989-05-18 | 1991-03-28 | Silicon Technol Corp | Slice grinding device |
| CN2297280Y (en) * | 1997-05-02 | 1998-11-18 | 张建民 | Flexible grinding tools |
| CN202053136U (en) * | 2011-01-28 | 2011-11-30 | 自贡市瑞拓阀门维修有限公司 | Valve grinding and repairing machine tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115582771A (en) * | 2022-10-27 | 2023-01-10 | 朱小晴 | Grinding wheel dressing seat of cylindrical grinding machine |
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200204 |