CN103008791B - Row is scraped in a kind of multistage location of rotor - Google Patents
Row is scraped in a kind of multistage location of rotor Download PDFInfo
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- CN103008791B CN103008791B CN201210524726.6A CN201210524726A CN103008791B CN 103008791 B CN103008791 B CN 103008791B CN 201210524726 A CN201210524726 A CN 201210524726A CN 103008791 B CN103008791 B CN 103008791B
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- scraper
- blade row
- torsionspring
- row body
- ring
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Abstract
The invention provides the multistage location of a kind of rotor and scrape row, it is characterized in that, comprise blade row body, blade row body has knife holder slot, is provided with scraper in knife holder slot, and scraper is fixed in the knife holder slot of blade row body by bearing pin and split pin, torsionspring is embedded with in the centre bore of scraper, the lower end of torsionspring is buckled on scraper, and the upper end of torsionspring is buckled on blade row body, and blade row body is provided with positioner and scraper can be pressed into the slide device in knife holder slot.Apparatus of the present invention for the mouth of pipe of different bore and reverse groove size, can select upset scraper, locating ring that assembling is corresponding.There is very high versatility, be convenient to workshop and store.Simultaneously apparatus of the present invention overall structure simple, use the advantage such as simple operation, low cost of manufacture.
Description
Technical field
The invention provides the multistage location of a kind of rotor and scrape row.
Background technology
In prior art, the fixed oppositely row of scraping usually is used to process boiler header pipe joint inwall groove.As shown in Figure 1, be the fixed oppositely row of scraping structural representation, the described fixed oppositely row of scraping by screw 1, scraper 2, axle knife bar 3, inclined hole isostere 4 and pendulum 5 totally five part form.Its central shaft knife bar 3 is loaded in inclined hole isostere 4, offset distance h between two center lines.Now to process boiler header pipe joint inwall groove, axle knife bar 3 turns over turnback in inclined hole isostere 4, i.e. retaining wall on slope diameter: Φ 1+2h.The fixed oppositely row of scraping is used to process different bore pore inwall groove, need the frequent installation site changing inclined hole isostere 4, adjustment scraper 2, have impact on the product header fabrication cycle to a great extent, also should fully take into account tool part reasonable loss in use, only this item is just enough to the manufacturing cost having influence on product header simultaneously.
Summary of the invention
The object of this invention is to provide a kind of easy to operate, the multistage location of rotor of header pipe joint inwall groove of batch machining specification of the same race can scrape row.
In order to achieve the above object, the invention provides the multistage location of a kind of rotor and scrape row, it is characterized in that, comprise blade row body, blade row body has knife holder slot, scraper is provided with in knife holder slot, scraper is fixed in the knife holder slot of blade row body by bearing pin and split pin, is embedded with torsionspring in the centre bore of scraper, and the lower end of torsionspring is buckled on scraper, the upper end of torsionspring is buckled on blade row body, and blade row body is provided with positioner and scraper can be pressed into the slide device in knife holder slot.
Further, described scraper is upset scraper, described slide device scraper can be pressed in knife holder slot be the throwout sleeve being located at the external side of blade row, throwout sleeve has direction recess, interior hexagonal dog screw is provided with in direction recess, one end of interior hexagonal dog screw is fixed on blade row body, and described positioner is locating ring, and locating ring is enclosed within outside throwout sleeve.
Further, described throwout sleeve has terraced structure and back-up ring mounting groove, and be provided with back-up ring in back-up ring mounting groove, locating ring is located between terraced structure and back-up ring.
Further, the head of described upset scraper has boss shape position limiting structure, afterbody is semi-circular shape, and the left and right sides has step torsionspring position limiting structure, and the angle (a) of the step torsionspring position limiting structure of the left and right sides is: 20 ° ~ 90 °.
Further, between described locating ring and throwout sleeve, matched in clearance is installed, and the outside diameter (Φ 2) of locating ring has plurality of specifications.
Further, between described throwout sleeve and blade row body, matched in clearance is installed.
Further, the head of described blade row body has step shape, and afterbody has taper shank structure, taper shank has wedge groove.
Further, described scraper is flat scraper, and described slide device scraper can be pressed in knife holder slot be the slip bush being located at the external side of blade row, and described positioner is located at the centring ring of the external side of blade row.
Further, the head of described blade row body has terraced structure and back-up ring mounting groove, and be provided with back-up ring in back-up ring mounting groove, centring ring is between terraced structure and back-up ring.
Further, the head of described flat scraper is smooth structure, and afterbody is semi-circular shape, and the left and right sides has step torsionspring position limiting structure, and the angle a of the step torsionspring position limiting structure of the left and right sides is: 20 ° ~ 90 °.
Further, between described centring ring and blade row body, matched in clearance is installed, and the outside diameter of centring ring has plurality of specifications.
Further, between described slip bush and blade row body, matched in clearance is installed, and slip bush is provided with arc groove, and the outside diameter of slip bush has plurality of specifications.
Further, the afterbody of described blade row body has taper shank structure, and taper shank structure is provided with wedge groove.
Compared with prior art, the present invention has following beneficial effect:
According to header pipe joint inner wall size to be processed, complete the assembly operation that row is scraped in the multistage location of rotor, once can the header pipe joint inwall groove of batch machining specification of the same race.After machining, the taking-up that row is scraped in the multistage location of rotor is easy and simple to handle, is convenient to workshop large scale investment and uses.
Apparatus of the present invention for the mouth of pipe of different bore and reverse groove size, can select upset scraper, locating ring that assembling is corresponding.There is very high versatility, be convenient to workshop and store.Simultaneously apparatus of the present invention overall structure simple, use the advantage such as simple operation, low cost of manufacture.
Accompanying drawing explanation
Fig. 1 is the fixed oppositely row of scraping structural representation;
Fig. 2 scrapes row's side view for the multistage location of the first rotor;
Fig. 3 scrapes row's upward view for the multistage location of the first rotor;
Fig. 4 is upset scraper front view;
Fig. 5 is upset scraper rearview;
Fig. 6 is locating ring front view;
Fig. 7 is locating ring side view;
Fig. 8 is throwout sleeve structure chart;
Fig. 9 is A-A sectional view in Fig. 8;
Figure 10 is the first blade row body front view;
Figure 11 is the first blade row body upward view;
Figure 12 ranked first using state schematic diagram for the multistage location of the first rotor is scraped;
Figure 13 ranked second using state schematic diagram for the multistage location of the first rotor is scraped;
Figure 14 is that row's side view is scraped in the multistage location of the second rotor;
Figure 15 is that row's upward view is scraped in the multistage location of the second rotor;
Figure 16 is flat scraper front view;
Figure 17 is flat scraper rearview;
Figure 18 is centring ring front view;
Figure 19 is centring ring side view;
Figure 20 is slip bush side view;
Figure 21 is slip bush rearview;
Figure 22 is the second blade row body front view;
Figure 23 is the second blade row body upward view;
Figure 24 is that the multistage location of the second rotor is scraped and be ranked first using state schematic diagram;
Figure 25 is that the multistage location of the second rotor is scraped and be ranked second using state schematic diagram;
Description of reference numerals: 1 screw, 2 scrapers, 3 axle knife bars, 4 inclined hole isosteres, 5 pendulums, 6 bearing pins, 7 split pins, 8 upset scrapers, 9 torsionsprings, 10 locating rings, 11 back-up rings, 12 throwout sleeves, hexagonal dog screw in 13,14 first blade row bodies, 15 centring rings, 16 flat scrapers, 17 slip bushs, 18 second blade row bodies, 19 boss shape position limiting structures, 20 step torsionspring position limiting structures, 21 dynamic power machine ends, 22 tapped blind holes.
Detailed description of the invention
For making the present invention become apparent, hereby with preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
Embodiment 1
As shown in Figure 2, for row's side view is scraped in the multistage location of the first rotor, the multistage location of described rotor is scraped package and is drawn together bearing pin 6, split pin 7, upset scraper 8, torsionspring 9, locating ring 10, back-up ring 11, throwout sleeve 12, interior hexagonal dog screw 13 and the first blade row body 14.
As shown in Figure 3, first blade row body 14 has knife holder slot, upset scraper 8 is provided with in knife holder slot, upset scraper 8 is fixed on by bearing pin 6 and split pin 7 in the knife holder slot of the first blade row body 14, torsionspring 9 is embedded with in the centre bore of upset scraper 8, the lower end of torsionspring 9 is buckled on upset scraper 8, the upper end of torsionspring 9 is buckled on the first blade row body 14, throwout sleeve 12 is provided with outside first blade row body 14, by the slippage of throwout sleeve 12, can upset scraper 8 be pressed in knife holder slot, throwout sleeve 12 has direction recess, interior hexagonal dog screw 13 is provided with in direction recess, one end of interior hexagonal dog screw 13 is fixed on the first blade row body 14, locating ring 10 is provided with outside throwout sleeve 12.
As shown in Figure 10, the head of the first described blade row body 14 has step shape, and its outside diameter is Φ 5 and Φ 6 (Φ 5 < Φ 6).As shown in figure 11, the first blade row body 14 is provided with knife holder slot, pin shaft hole and tapped blind hole 22.First blade row body 14 afterbody has taper shank structure, taper shank structure has wedge groove.
As shown in Figure 8, described throwout sleeve 12 has terraced structure, its outside diameter is Φ 3 and Φ 4 (Φ 3 < Φ 4), as shown in Figure 9, throwout sleeve 12 is provided with direction recess and back-up ring mounting groove, be provided with back-up ring 11 in back-up ring mounting groove, locating ring 10 is located between terraced structure and back-up ring 11.Between described throwout sleeve 12 and the first blade row body 14, matched in clearance is installed.
As shown in Figure 4, the head of described upset scraper 8 has boss shape position limiting structure 19, afterbody is semi-circular shape, as shown in Figure 5, the thickness of upset scraper 8 is t, the left and right sides has step torsionspring position limiting structure 20, and the angle a of the step torsionspring position limiting structure 20 of the left and right sides is: 35 °.
As shown in Figure 6, between described locating ring 10 and throwout sleeve 12, matched in clearance is installed, and as shown in Figure 7, the outside diameter Φ 2 of locating ring 10 has plurality of specifications.
During assembling, torsionspring 9 is embedded in upset scraper 8 centre bore, torsionspring 9 lower end is buckled on upset scraper 8, afterwards upset scraper 8 and torsionspring 9 are loaded in the knife holder slot on the first blade row body 14 in the lump, be fixed by bearing pin 6 and split pin 7, then torsionspring 9 upper end is buckled on the first blade row body 14.Be through at by throwout sleeve 12 on first blade row body 14, interior hexagonal dog screw 13 is installed at direction recess place.Locating ring 10 is through on throwout sleeve 12, and port uses back-up ring 11 to close.
After described throwout sleeve 12 is located on the first blade row body 14 by interior hexagonal dog screw 13, can slippage on the first blade row body 14 direction recess direction.Described locating ring 10 can on throwout sleeve 12 axial-rotation, described upset scraper 8 can be rotated counterclockwise certain angle around bearing pin 6, once after being rotated counterclockwise upset scraper 8, torsionspring 9 will be out of shape in stressed generation, makes upset scraper 8 have recovery function.
During use, actual measurement header spout diameter and the reverse retaining wall on slope size of pipe joint, the upset scraper 8 of corresponding selection appropriate size and locating ring 10, complete the assembly operation that row is scraped in the multistage location of rotor according to the method described above, afterwards row is scraped in multistage for rotor of the present invention location and be installed on dynamic power machine end (drilling machine) 21.As shown in figure 12, upwards slippage throwout sleeve 12, as shown in figure 13, makes upset scraper 8 produce and is rotated counterclockwise, multistage for rotor of the present invention location is scraped the throwout sleeve 12 that to reset after row stretches into the mouth of pipe, namely complete header pipe joint inwall retaining wall on slope beamhouse operation.After header pipe joint inwall retaining wall on slope completes, upwards slippage throwout sleeve 12, makes upset scraper 8 produce and is rotated counterclockwise, complete taking-up operation.For different bore pore or process the reverse groove of other specification, upset scraper 8 is changed in handling, locating ring 10 can be processed again, until complete whole header pipe joint inwall retaining wall on slope operation.
Embodiment 2
As shown in figure 14, for row's side view is scraped in the multistage location of the second rotor, the multistage location of described rotor is scraped package and is drawn together back-up ring 10, centring ring 15, bearing pin 6, split pin 7, flat scraper 16, torsionspring 9, slip bush 17 and the second blade row body 18.
As shown in figure 15, second blade row body 18 has knife holder slot, flat scraper 16 is provided with in knife holder slot, flat scraper 16 is fixed in the knife holder slot of the second blade row body 18 by bearing pin 6 and split pin 7, torsionspring 9 is embedded with in the centre bore of flat scraper 16, the lower end of torsionspring 9 is buckled on flat scraper 16, the upper end of torsionspring 9 is buckled on the second blade row body 18, slip bush 17 is provided with outside second blade row body 18, by the slippage of slip bush 17, can flat scraper 16 be pressed in knife holder slot, outside the second blade row body 18, be provided with centring ring 15.
As shown in figure 22, the head of the second described blade row body 18 has terraced structure, and its outside diameter is Φ 9 and Φ 10 (Φ 9 < Φ 10).The head of the second blade row body 18 also has back-up ring mounting groove, is provided with back-up ring 11 in back-up ring mounting groove, and centring ring 15 is between terraced structure and back-up ring 11.As shown in figure 23, the second blade row body 18 is provided with knife holder slot and pin shaft hole.The afterbody of the second blade row body 18 has taper shank structure, and taper shank structure is provided with wedge groove.
As shown in figure 20, between described slip bush 17 and the second blade row body 18, matched in clearance is installed, and the outside diameter Φ 8 of slip bush 17 has plurality of specifications.As shown in figure 21, slip bush 17 is provided with arc groove.
As shown in figure 16, the head of described flat scraper 16 is smooth structure, afterbody is semi-circular shape, as shown in figure 17, the thickness of flat scraper 16 is t, the left and right sides of flat scraper 16 has step torsionspring position limiting structure, and the angle a of the step torsionspring position limiting structure of the left and right sides is: 35 °.
As shown in figure 18, between described centring ring 15 and blade row body, matched in clearance is installed, and as shown in figure 19, the outside diameter Φ 7 of centring ring 15 has plurality of specifications.
During assembling, described torsionspring 9 is embedded in flat scraper 16 centre bore, torsionspring 9 lower end is buckled on flat scraper 16, afterwards flat scraper 16, torsionspring 9 are loaded in the knife holder slot of the second blade row body 18 in the lump, be fixed by bearing pin 6, split pin 7, then torsionspring 9 upper end is buckled on the second blade row body 18.Be installed on the second blade row body 18 by centring ring 15, slip bush 17, port uses back-up ring 10 to close.Described centring ring 15 can on the second blade row body 18 axial-rotation, slip bush 17 can slippage on the second blade row body 18, axial-rotation.Described flat scraper 16 can to turn clockwise certain angle around bearing pin 6, once after the flat scraper 16 that turns clockwise, torsionspring 9 will stressed generation distortion, makes flat scraper 16 have recovery function.
During use, actual measurement header spout diameter and the reverse retaining wall on slope size of pipe joint, corresponding regioselective circle 15, flat scraper 16, slip bush 17, complete the assembly operation that row is scraped in the multistage location of rotor, afterwards row is scraped in multistage for rotor of the present invention location and be installed on dynamic power machine end (drilling machine) 21, as shown in figure 24, downward slippage slip bush 17, as shown in figure 25, flat scraper 16 is produced turn clockwise, multistage for rotor of the present invention location is scraped the slip bush 17 that to reset after row stretches into the mouth of pipe.Namely header pipe joint inwall retaining wall on slope beamhouse operation is completed.After header pipe joint inwall retaining wall on slope completes, downward slippage slip bush 17, makes flat scraper 16 produce and turns clockwise, and completes the taking-up operation that row is scraped in the multistage location of rotor.For different bore pore or process the reverse groove of other specification, regioselective circle 15 is changed in handling, flat scraper 16, slip bush 17 can be processed, again until complete whole header pipe joint inwall retaining wall on slope operation.
Although the present invention can disclose as above with preferred embodiments; but and be not used to limit the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention; when doing a little amendment and perfect, therefore protection scope of the present invention is when being as the criterion of defining with claim.
Claims (8)
1. row is scraped in the multistage location of rotor, it is characterized in that, comprise blade row body, blade row body has knife holder slot, is provided with scraper in knife holder slot, and scraper is fixed in the knife holder slot of blade row body by bearing pin (6) and split pin (7), torsionspring (9) is embedded with in the centre bore of scraper, the lower end of torsionspring (9) is buckled on scraper, and the upper end of torsionspring (9) is buckled on blade row body, and blade row body is provided with positioner and scraper can be pressed into the slide device in knife holder slot; Described scraper is upset scraper (8), described slide device scraper can be pressed in knife holder slot be the throwout sleeve (12) being located at the external side of blade row, throwout sleeve (12) has direction recess, interior hexagonal dog screw (13) is provided with in direction recess, one end of interior hexagonal dog screw (13) is fixed on blade row body, described positioner is locating ring (10), and locating ring (10) is enclosed within throwout sleeve (12) outside.
2. row is scraped in the multistage location of rotor as claimed in claim 1, it is characterized in that, described throwout sleeve (12) has terraced structure and back-up ring mounting groove, back-up ring (11) is provided with in back-up ring mounting groove, locating ring (10) is located between terraced structure and back-up ring (11), and described locating ring (10) can at the upper axial-rotation of throwout sleeve (12).
3. row is scraped in the multistage location of rotor as claimed in claim 1, it is characterized in that, the head of described upset scraper (8) has boss shape position limiting structure (19), afterbody is semi-circular shape, the left and right sides has step torsionspring position limiting structure (20), and the angle a of the step torsionspring position limiting structure of the left and right sides is: 20 ° ~ 90 °.
4. row is scraped in the multistage location of rotor as claimed in claim 1, and it is characterized in that, the head of described blade row body has step shape, and afterbody has taper shank structure, taper shank has wedge groove.
5. row is scraped in the multistage location of rotor, it is characterized in that, comprise blade row body, blade row body has knife holder slot, is provided with scraper in knife holder slot, and scraper is fixed in the knife holder slot of blade row body by bearing pin (6) and split pin (7), torsionspring (9) is embedded with in the centre bore of scraper, the lower end of torsionspring (9) is buckled on scraper, and the upper end of torsionspring (9) is buckled on blade row body, and blade row body is provided with positioner and scraper can be pressed into the slide device in knife holder slot; Described scraper is flat scraper (16), and described slide device scraper can be pressed in knife holder slot be the slip bush (17) being located at the external side of blade row, and described positioner is located at the centring ring (15) of the external side of blade row.
6. row is scraped in the multistage location of rotor as claimed in claim 5, it is characterized in that, the head of described blade row body has terraced structure and back-up ring mounting groove, back-up ring (11) is provided with in back-up ring mounting groove, centring ring (15) is positioned between terraced structure and back-up ring (11), described centring ring (15) can on blade row body axial-rotation.
7. row is scraped in the multistage location of rotor as claimed in claim 5, it is characterized in that, the head of described flat scraper (16) is smooth structure, afterbody is semi-circular shape, the left and right sides has step torsionspring position limiting structure, and the angle a of the step torsionspring position limiting structure of the left and right sides is: 20 ° ~ 90 °.
8. row is scraped in the multistage location of rotor as claimed in claim 5, and it is characterized in that, the afterbody of described blade row body has taper shank structure, and taper shank structure is provided with wedge groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210524726.6A CN103008791B (en) | 2012-12-07 | 2012-12-07 | Row is scraped in a kind of multistage location of rotor |
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CN201210524726.6A CN103008791B (en) | 2012-12-07 | 2012-12-07 | Row is scraped in a kind of multistage location of rotor |
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CN103008791A CN103008791A (en) | 2013-04-03 |
CN103008791B true CN103008791B (en) | 2015-11-18 |
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