CN103831277A - Self-diameter-regulating pipe descaling device - Google Patents
Self-diameter-regulating pipe descaling device Download PDFInfo
- Publication number
- CN103831277A CN103831277A CN201410121806.6A CN201410121806A CN103831277A CN 103831277 A CN103831277 A CN 103831277A CN 201410121806 A CN201410121806 A CN 201410121806A CN 103831277 A CN103831277 A CN 103831277A
- Authority
- CN
- China
- Prior art keywords
- blade
- cutter shaft
- sleeve
- eliminating sludge
- transfer pipeline
- 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.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
- B08B9/047—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes the cleaning devices having internal motors, e.g. turbines for powering cleaning tools
Abstract
The invention discloses a self-diameter-regulating pipe descaling device, and belongs to the technical field of pipe descaling. The self-diameter-regulating pipe descaling device comprises a connecting nut (1) used for being connected with a power rod and is characterized in that the connecting nut (1) is connected with the rear end of a cutter shaft (2), a front blade (7) is installed at the front end of the cutter shaft (2), a sleeve (4) connected with the cutter shaft (2) in a clamped mode is installed on the middle segment of the exterior of the cutter shaft (2) in a sleeve mode, and a trimming blade (3) and a guiding blade (6) are movably connected to the sleeve (4). The self-diameter-regulating pipe descaling device is good in descaling effect and high in descaling speed, and the blades used for descaling are convenient to replace. The trimming blade (3) and the guiding blade (6) which are movably connected to the sleeve (4) can stretch and retract under the action of an elastic block (5), the largest descaling diameter of the trimming blade (3) and the guiding blade (6) can be automatically adjusted, and it can be guaranteed that the trimming blade (3) and the guiding blade (6) can make contact with accumulated scale all the time.
Description
Technical field
From path transfer pipeline apparatus for eliminating sludge, belong to pipeline descalling technique field.
Background technology
Current domestic mechanical scraping scale removing knife tool is class boring cutter formula substantially, has cylindrical linear with cylindrical screw.The design of these cutters all cannot realize the difficult problem changing with the variation of ips size.Existing pipeline apparatus for eliminating sludge adopts blade or the hairbrush of same outer diameter, same structure more, is arranged on the turning cylinder that is positioned at center, and power-equipment is connected with turning cylinder by power rail.Applicant finds after deliberation, and when the larger incrustation of the blade direct effect of existing same outer diameter, same structure and thickness, the suffered resistance of blade and power-equipment is larger, and not only scale removal speed is slow, and the damage of blade or power-equipment is larger.After blade or power-equipment, operating personnel have to often shut down more allowing blade replacement or maintenance power-equipment, have reduced scale removal efficiency.And applicant finds under study for action: due to the blade on whole apparatus for eliminating sludge or hairbrush maximum outside diameter identical, in the time that the blade of apparatus for eliminating sludge front end quick rotation or hairbrush have just contacted at first with pipeline incrustation, can produce huge active force with incrustation, causing apparatus for eliminating sludge vibrations to be seriously difficult to stable propelling movement enters in pore, even cause the motion path generation of turning cylinder askew, blade or hairbrush easily scratch pore inwall.
Adopt and the design of turning cylinder integral type of blade of existing apparatus for eliminating sludge, blade cannot be changed, and after blade abrasion or damage, has to change whole apparatus for eliminating sludge more.Applicant finds under study for action: the maximum scale removal external diameter of existing apparatus for eliminating sludge is fixing unadjustable.When need to be to the pipeline of different inner diameters or same inner diameter but the different pipeline of scale removal thickness while carrying out scale removal, the prior art whole replacing apparatus for eliminating sludge of having to, enterprise needs to buy the different apparatus for eliminating sludge of multiple maximum outside diameters so that meet different scale removal needs aborning, causes fund waste.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the deficiencies in the prior art, a kind of features high scale-removing effect is provided, scale removal speed is fast, adjustable from path transfer pipeline apparatus for eliminating sludge for blade exchange convenience, the scale removal maximum gauge of scale removal.
The technical solution adopted for the present invention to solve the technical problems is: should be from path transfer pipeline apparatus for eliminating sludge, comprise the attaching nut for connecting power rail, attaching nut is connected with the rear end of cutter shaft, cutter shaft front end is provided with preposition blade, the outside stage casing of cutter shaft is set with the sleeve with cutter shaft clamping, is connected with finishing blade and guide blade on sleeve; Described cutter shaft is provided with multiple elastomer block installing holes through cutter shaft axle center, in elastomer block installing hole, elastomer block is installed; Elastomer block is positioned at sleeve inner, and contacts with finishing blade and/or guide blade.
Described cutter shaft is provided with block plate, and block plate is positioned at barrel forward end, and sleeve card is placed between attaching nut and block plate.
Described block plate is provided with draw-in groove, and block plate is by draw-in groove and sleeve clamping.
Described cutter shaft front end is provided with mounting groove, and preposition blade is fixed by screws in mounting groove.
Described sleeve is provided with the blade installing port for finishing blade and guide blade are installed, the edge stepped of blade installing port, finishing blade and guide blade bottom are equipped with the blade base for branch sleeve, and the shape of blade base matches with blade installing port.
The maximum outside diameter of described preposition blade is less than the maximum outside diameter of finishing blade or guide blade, and the maximum outside diameter of guide blade is less than or equal to the maximum outside diameter of repairing blade.
Described guide blade is provided with the slope that guide blade polishing external diameter is reduced towards a side of cutter shaft front end.
Described preposition blade becomes isosceles trapezoid, and offers the blade for polishing on two hypotenuses of preposition blade.
Described two one group of axle center take cutter shaft of finishing blade are symmetrically distributed on sleeve as symmetry axis, and two adjacent groups finishing blade becomes 120 ° of angles to distribute.
Finishing blade be that one group of rotation is distributed in can guarantee Scale Removal on urceolus time without scale removal dead angle by two, guarantee residual without incrustation.The anglec of rotation of the blowing angle of the elastomer block installing hole on cutter shaft and every group of finishing blade adapts.
Compared with prior art, the beneficial effect having from path transfer pipeline apparatus for eliminating sludge of the present invention is:
1, this apparatus structure uniqueness adopts syllogic design in scale removal design, and guide blade region is as boot segment, and effect is that this device is entered in pore smoothly.
2, in this device, preposition blade maximum outside diameter is less than the design of maximum outside diameter of guide blade or finishing blade, can guarantee of the present invention from path transfer pipeline apparatus for eliminating sludge in the time that scale removal starts, can stablize, enter smoothly in pore.Compared with prior art, of the present invention less from path transfer pipeline apparatus for eliminating sludge vibration amplitude in scaling operation, stability is better, and blade can abundant scale removal, be difficult for again scratching inside pipe wall.
3, the preposition blade in this device, guide blade, finishing blade convenient disassembly, installing maximum scale removal diameter can regulate by replacing guide blade, finishing blade.In actual production, only need to buy one of the present invention from path transfer pipeline apparatus for eliminating sludge, coordinate different many groups of preposition blades, guide blade, the finishing blades of maximum outside diameter can complete pipeline to different inner diameters or same inner diameter but the different pipeline of scale removal thickness carries out scale removal.And, this device convenient and flexible installation, attaching nut can coordinate the existing motor with turning cylinder to install and use.
4, this device is designed to from path transfer scraping mode: adopt elastomer block that finishing blade and guide blade are withstood to the design being fixed on sleeve, make the finishing blade of second and third section and guide blade under the effect of elastomer block, have the automatic adjusting diameter function of elastic telescopic, second and third section of the present invention is automatic adjusting diameter section.Finishing blade and guide blade eject by the elastomer block of cutter shaft core, and are located by the step on sleeve.The maximum outside diameter that the knife edge in finishing blade and guide blade forms can change automatic telescopic with ips and form path transfer, and the assurance knife edge moment contacts with incrustation, is convenient to rotary-grinding, thick tube interior rust deposite can be completed by a scraping.
Accompanying drawing explanation
Fig. 1 is the best partial sectional view from path transfer pipeline apparatus for eliminating sludge.
Fig. 2 is the cutaway view of Fig. 1 from path transfer pipeline apparatus for eliminating sludge A-A face.
Fig. 3 is the partial sectional view of cutter shaft in path transfer pipeline apparatus for eliminating sludge.
Fig. 4 is the C-C face cutaway view of Fig. 3 cutter shaft in path transfer pipeline apparatus for eliminating sludge.
Fig. 5 is the B-B face cutaway view of Fig. 3 cutter shaft in path transfer pipeline apparatus for eliminating sludge.
Fig. 6 is the scheme of installation of Fig. 5 preposition blade in path transfer pipeline apparatus for eliminating sludge.
Fig. 7 is the partial sectional view of Fig. 1 from path transfer pipeline apparatus for eliminating sludge middle sleeve.
Fig. 8 is that Fig. 7 is from path transfer pipeline apparatus for eliminating sludge middle sleeve D-D face cutaway view.
Fig. 9 is Fig. 1 attaching nut's in path transfer pipeline apparatus for eliminating sludge partial sectional view.
Figure 10 is Fig. 9 attaching nut's in path transfer pipeline apparatus for eliminating sludge right view.
Figure 11 is the front view of Fig. 1 preposition blade in path transfer pipeline apparatus for eliminating sludge.
Figure 12 is the right view of Figure 11 preposition blade in path transfer pipeline apparatus for eliminating sludge.
Figure 13 is the front view that Fig. 1 repairs blade in path transfer pipeline apparatus for eliminating sludge.
Figure 14 is the right view that Figure 11 repairs blade in path transfer pipeline apparatus for eliminating sludge.
Figure 15 is the front view of Fig. 1 guide blade in path transfer pipeline apparatus for eliminating sludge.
Figure 16 is the right view of Figure 11 guide blade in path transfer pipeline apparatus for eliminating sludge.
Figure 17 is the front view of Fig. 1 from path transfer pipeline apparatus for eliminating sludge Elastic piece.
Figure 18 is the right view of Figure 11 from path transfer pipeline apparatus for eliminating sludge Elastic piece.
Figure 19 is the partial sectional view from path transfer pipeline apparatus for eliminating sludge.
Figure 20 is the E-E face cutaway view of Figure 19 from path transfer pipeline apparatus for eliminating sludge.
Figure 21 is the F-F face cutaway view of Figure 19 from path transfer pipeline apparatus for eliminating sludge.
Figure 22 is the G-G face cutaway view of Figure 19 from path transfer pipeline apparatus for eliminating sludge.
Wherein: 1, attaching nut; 2, cutter shaft; 3, finishing blade; 4, sleeve; 5, elastomer block; 6, guide blade; 7, preposition blade; 8, screw; 9, blade installing port; 10, block plate; 11, draw-in groove; 12, mounting groove; 13, step; 14, elastomer block installing hole; 15, blade base; 16, slope; 17, blade.
The specific embodiment
Fig. 1 ~ 18th, most preferred embodiment of the present invention, below in conjunction with accompanying drawing 1 ~ 22, the present invention will be further described.
embodiment 1
With reference to Fig. 1 ~ 18, of the present invention from path transfer pipeline apparatus for eliminating sludge, comprise the attaching nut 1 for connecting power rail, attaching nut 1 is connected with the rear end of cutter shaft 2, cutter shaft 2 front ends are provided with preposition blade 7, the outside stage casing of cutter shaft 2 is set with the sleeve 4 with cutter shaft 2 clampings, is connected with finishing blade 3 and guide blade 6 on sleeve 4.Sleeve 4 is provided with the blade installing port 9 for finishing blade 3 and guide blade 6 are installed, the edge stepped of blade installing port 9, finishing blade 3 and guide blade 6 bottoms are equipped with the blade base 15 for branch sleeve 4, and the shape of blade base 15 matches with blade installing port 9.
With reference to Fig. 3, cutter shaft 2 is provided with multiple elastomer block installing holes 14 through cutter shaft 2 axle center, and elastomer block 5 is installed in elastomer block installing hole 14; Elastomer block 5 is positioned at sleeve 4 inside, and with finishing blade 3 or/and guide blade 6 contact.Cutter shaft 2 front ends are provided with mounting groove 12, and preposition blade 7 is fixed in mounting groove 12 by screw 8.Cutter shaft 2 is provided with block plate 10, and block plate 10 is positioned at sleeve 4 front ends, and sleeve 4 cards are placed between attaching nut 1 and block plate 10.Block plate 10 is provided with draw-in groove 11, and block plate 10 is by draw-in groove 11 and sleeve 4 clampings.The maximum outside diameter of preposition blade 7 is less than the maximum outside diameter of finishing blade 3 or guide blade 6, and the maximum outside diameter of guide blade 6 is less than or equal to the maximum outside diameter of repairing blade 3.7 one-tenth isosceles trapezoid shapes of preposition blade, and offer the blade for polishing on two isosceles hypotenuses.Guide blade 6 is provided with towards a side of cutter shaft front end guide blade 6 is polished slope that external diameter reduces.Finishing 3 two one group of axle center take cutter shaft 2 of blade are symmetrically distributed on sleeve 4 as symmetry axis, and 3 one-tenth 120 ° of angles of two adjacent groups finishing blade distribute, and that is to say: finishing blade 3, take cutter shaft 2 axle center as turning cylinder, becomes 120 ° of angles to rotate and is distributed on urceolus 4.The anglec of rotation of the blowing angle of the elastomer block installing hole 14 on cutter shaft 2 and every group of finishing blade 3 adapts.
Finishing blade 3 materials are 16 × 16 white steel knife base 40mm.Preposition blade 7 materials are 12 × 12 × 6 white steel knife base 56mm.Guide blade 6 materials are 16 × 16 white steel knife base 40mm.Elastomer block 5 materials are rubber slab, if elastomer block 5 raw materials are bar, after can directly cutting, cut side two arc sections.Screw 8 is Cross Recess Head Screw.
Attaching nut 1 is length 105mm round steel, and cutting obtains.Sleeve 4 is length 190mm round steel, and cutting obtains.Sleeve 4 is guaranteeing under the prerequisite of elastomer block installing hole 14 total length 170 mm, its length dimension tolerance ± 0.1mm.Sleeve 4 is provided with six elastomer block installing holes 14, and elastomer block installing hole 14 is for being opened in the square opening on sleeve 4.The perforate direction of adjacent two elastomer block installing holes 14 becomes 120 ° of angles to distribute.Cutter shaft 2 materials are that the Vehicle Processing of length 250mm round steel, chamfering bit are attacked, line cutting obtains; Guaranteeing under the prerequisite of each square hole total length cutter shaft 2 length and vertically distributed dimension tolerance ± 0.2mm.
With reference to accompanying drawing 19 ~ 22, the present embodiment structure is with embodiment 1, and difference is to repair blade 3 and is shorter in length than the length of repairing blade 3 in embodiment 1.With reference to Figure 20 ~ 22, finishing 3 two one group of axle center take cutter shaft 2 of blade are symmetrically distributed on sleeve 4 as symmetry axis, and 3 one-tenth hexagonal angles of two adjacent groups finishing blade distribute; In E-E face cutaway view and F-F face cutaway view, the angle of two adjacent groups finishing blade 3 is 120 °; In F-F face cutaway view and G-G face cutaway view, the angle of two adjacent groups finishing blade 3 is 120 °.The anglec of rotation of the blowing angle of the elastomer block installing hole 14 on cutter shaft 2 and every group of finishing blade 3 adapts.Block plate 10 is not provided with draw-in groove 11, and sleeve is fixed on cutter shaft 2 by attaching nut 1 and block plate 10 clampings.
The course of work is as follows: assemble from path transfer pipeline apparatus for eliminating sludge: first preposition blade 7 is put into mounting groove 12, and use two screws 8 that preposition blade 7 is fixed in mounting groove 12, the blade 17 on two hypotenuses of blade 7 exposes in mounting groove 12 outsides.Elastomer block 5 is put into elastomer block installing hole 14, sleeve 4 is sleeved on cutter shaft 2.Finishing blade 3 and guide blade 6 can be under the effect of elastomer block 5 the blade installing port 9 at sleeve 4 interior flexible.
Attaching nut 1 is connected with power rail.Under the effect of power-equipment, power rail drives connected attaching nut to rotate, and attaching nut 1 is with movable arbor 2 to rotate, and cutter shaft 2 is with moving sleeve 4 to rotate; Finishing blade 3, guide blade 6 and preposition blade 7 rotate.First the less preposition blade 7 of external diameter of installing on cutter shaft 2 first contacts with the incrustation on inside pipe wall, remove one deck incrustation, then in pore, advance device of the present invention, guide blade 6 Scale Removals of use with slope 16, the maximum outside diameter of guide blade 6 is greater than the maximum outside diameter of preposition blade 7, and therefore the purgeable incrustation degree of depth is larger; Continue to advance this device in pore, make to repair blade 3 and contact with incrustation, can finally remove remaining incrustation.Due to finishing blade 3 and guide blade 6 all scalable, can moment docile incrustation, contact with incrustation, improved scale removal efficiency; Because finishing blade 3 distributes by angle rotation on sleeve 4 take two as one group, can guarantee without scale removal dead angle.
The above, be only preferred embodiment of the present invention, is not the restriction of the present invention being made to other form, and any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solution of the present invention content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (9)
1. from path transfer pipeline apparatus for eliminating sludge, comprise the attaching nut (1) for connecting power rail, it is characterized in that: attaching nut (1) is connected with the rear end of cutter shaft (2), cutter shaft (2) front end is provided with preposition blade (7), the outside stage casing of cutter shaft (2) is set with the sleeve (4) with cutter shaft (2) clamping, is connected with finishing blade (3) and guide blade (6) on sleeve (4); Described cutter shaft (2) is provided with multiple elastomer block installing holes (14) through cutter shaft (2) axle center, and elastomer block (5) is installed in elastomer block installing hole (14); Elastomer block (5) is positioned at sleeve (4) inside, and contacts with finishing blade (3) and/or guide blade (6).
2. according to claim 1 from path transfer pipeline apparatus for eliminating sludge, it is characterized in that: described cutter shaft (2) is provided with block plate (10), block plate (10) is positioned at sleeve (4) front end, and sleeve (4) card is placed between attaching nut (1) and block plate (10).
3. according to claim 2 from path transfer pipeline apparatus for eliminating sludge, it is characterized in that: described block plate (10) is provided with draw-in groove (11), block plate (10) is by draw-in groove (11) and sleeve (4) clamping.
4. according to claim 1 from path transfer pipeline apparatus for eliminating sludge, it is characterized in that: described cutter shaft (2) front end is provided with mounting groove (12), and preposition blade (7) is fixed in mounting groove (12) by screw (8).
5. according to claim 1 from path transfer pipeline apparatus for eliminating sludge, it is characterized in that: described sleeve (4) is provided with the blade installing port (9) for finishing blade (3) and guide blade (6) are installed, the edge stepped of blade installing port (9), finishing blade (3) and guide blade (6) bottom are equipped with the blade base (15) for branch sleeve (4), and the shape of blade base (15) matches with blade installing port (9).
6. according to claim 1 from path transfer pipeline apparatus for eliminating sludge, it is characterized in that: the maximum outside diameter of described preposition blade (7) is less than the maximum outside diameter of finishing blade (3) or guide blade (6), the maximum outside diameter of guide blade (6) is less than or equal to the maximum outside diameter of finishing blade (3).
7. according to claim 1 from path transfer pipeline apparatus for eliminating sludge, it is characterized in that: described guide blade (6) is provided with the slope (16) that guide blade (6) polishing external diameter is reduced towards a side of cutter shaft front end.
According to described in claim 1 or 4 from path transfer pipeline apparatus for eliminating sludge, it is characterized in that: described preposition blade (7) becomes isosceles trapezoid, and on two hypotenuses of preposition blade (7), offers the blade (17) for polishing.
9. according to claim 1 from path transfer pipeline apparatus for eliminating sludge, it is characterized in that: described (3) two one group axle center take cutter shaft (2) of finishing blade is upper as symmetry axis is symmetrically distributed in sleeve (4), two adjacent groups finishing blade (3) becomes 120 ° of angles to distribute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410121806.6A CN103831277B (en) | 2014-03-28 | 2014-03-28 | From path transfer pipeline apparatus for eliminating sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410121806.6A CN103831277B (en) | 2014-03-28 | 2014-03-28 | From path transfer pipeline apparatus for eliminating sludge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103831277A true CN103831277A (en) | 2014-06-04 |
| CN103831277B CN103831277B (en) | 2015-09-02 |
Family
ID=50795350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410121806.6A Expired - Fee Related CN103831277B (en) | 2014-03-28 | 2014-03-28 | From path transfer pipeline apparatus for eliminating sludge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103831277B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110238136A (en) * | 2019-06-19 | 2019-09-17 | 宜昌市燕狮科技开发有限责任公司 | Floating cornish bit and application method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4798246A (en) * | 1987-04-22 | 1989-01-17 | Best David M | Pipe scraper |
| US5305488A (en) * | 1992-06-15 | 1994-04-26 | Lyle Daniel C | Tube cleaning tool |
| CN2790610Y (en) * | 2005-04-25 | 2006-06-28 | 刘殿文 | Pipeline cleaning device |
| CN201603726U (en) * | 2010-02-23 | 2010-10-13 | 黄国洲 | Contractible scraper for cleaning oil pipe |
| CN202779082U (en) * | 2012-07-27 | 2013-03-13 | 北京京东方光电科技有限公司 | Pipeline cleaning device |
| CN203830362U (en) * | 2014-03-28 | 2014-09-17 | 淄博弘扬石油设备集团有限公司 | Descaling device for self-diameter-adjustment pipeline |
-
2014
- 2014-03-28 CN CN201410121806.6A patent/CN103831277B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4798246A (en) * | 1987-04-22 | 1989-01-17 | Best David M | Pipe scraper |
| US5305488A (en) * | 1992-06-15 | 1994-04-26 | Lyle Daniel C | Tube cleaning tool |
| CN2790610Y (en) * | 2005-04-25 | 2006-06-28 | 刘殿文 | Pipeline cleaning device |
| CN201603726U (en) * | 2010-02-23 | 2010-10-13 | 黄国洲 | Contractible scraper for cleaning oil pipe |
| CN202779082U (en) * | 2012-07-27 | 2013-03-13 | 北京京东方光电科技有限公司 | Pipeline cleaning device |
| CN203830362U (en) * | 2014-03-28 | 2014-09-17 | 淄博弘扬石油设备集团有限公司 | Descaling device for self-diameter-adjustment pipeline |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110238136A (en) * | 2019-06-19 | 2019-09-17 | 宜昌市燕狮科技开发有限责任公司 | Floating cornish bit and application method |
| CN110238136B (en) * | 2019-06-19 | 2023-09-05 | 宜昌市燕狮科技开发有限责任公司 | Floating reamer and use method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103831277B (en) | 2015-09-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203679749U (en) | Cutting machine with multiple functions of turning, grinding and cutting | |
| CN203236252U (en) | Oil pump shell milling drilling boring clamp | |
| CN203830362U (en) | Descaling device for self-diameter-adjustment pipeline | |
| CN103831277B (en) | From path transfer pipeline apparatus for eliminating sludge | |
| CN102601402B (en) | Floating boring head for processing inner surface of bent tube billets | |
| CN208866514U (en) | A kind of scribing machine Novel tool carrier mechanism | |
| CN102357874A (en) | Line-marking tool for numerical control milling machine and line-marking method thereof | |
| CN110480476B (en) | Electric tool cutter adjusting mechanism | |
| CN204711219U (en) | A kind of double-headstock numerically controlled lathe adjustable blade holders | |
| CN104139334A (en) | Diamond grinding wheel set trimming machine and using method thereof | |
| CN203665148U (en) | Clamp for machining retarder support odometer hole with boring machine replaced by turning lathe | |
| CN215880183U (en) | Device for removing inner hole burrs after drilling of outer circular surface of ultra-long pipe fitting | |
| CN104668247A (en) | Cleaning device for sludge pipeline | |
| CN213671858U (en) | Double-edge boring cutter for machining automobile engine | |
| CN214134182U (en) | Special combined cutter for milling flat | |
| CN210413464U (en) | Novel traceless threading machine | |
| CN104209834A (en) | Full-automatic spring pipe end surface processing device | |
| CN106312196A (en) | Portable scraper | |
| CN202591637U (en) | Beveling machine floating cutter device | |
| CN212857794U (en) | Special numerical control cutter bar convenient for replacing blade for excircle chamfering | |
| CN201192831Y (en) | Tool bit connecting rod maintenance tools | |
| CN202479530U (en) | Floating boring head for processing internal surface of swan-neck pipe billet | |
| CN203779609U (en) | Bamboo chip planing and machining equipment | |
| CN105601100A (en) | Desk-top precision optical fiber cutting improvement type apparatus | |
| CN204277107U (en) | A kind of metal-cutting machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20170328 |