[go: up one dir, main page]

CN107855295A - One kind machining splined shaft cleaning device for surface - Google Patents

One kind machining splined shaft cleaning device for surface Download PDF

Info

Publication number
CN107855295A
CN107855295A CN201711088098.0A CN201711088098A CN107855295A CN 107855295 A CN107855295 A CN 107855295A CN 201711088098 A CN201711088098 A CN 201711088098A CN 107855295 A CN107855295 A CN 107855295A
Authority
CN
China
Prior art keywords
cleaning
splined shaft
ring
support ring
connection ring
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
Application number
CN201711088098.0A
Other languages
Chinese (zh)
Other versions
CN107855295B (en
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Hua Miao Electronic Technology Co Ltd
Original Assignee
Jiangsu Hua Miao Electronic Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Hua Miao Electronic Technology Co Ltd filed Critical Jiangsu Hua Miao Electronic Technology Co Ltd
Priority to CN201711088098.0A priority Critical patent/CN107855295B/en
Publication of CN107855295A publication Critical patent/CN107855295A/en
Application granted granted Critical
Publication of CN107855295B publication Critical patent/CN107855295B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/10Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/14Wipes; Absorbent members, e.g. swabs or sponges
    • B08B1/143Wipes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B7/00Cleaning by methods not provided for in a single other subclass or a single group in this subclass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00Other grinding machines or devices
    • B24B27/033Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

A kind of machining splined shaft cleaning device for surface of the present invention discloses a kind of opening and closing by clearing up block, to the device cleared up inside splined shaft surface and spline shaft key groove.It is characterized in that fixed cover is placed in cleaning sleeve cylinder bottom, the fixed cover surface is provided with multiple grooves, and intersect and to form network structure, the fixed cover inner side is equipped with a circle magnet, the diameter of the fixed cover is more than the diameter of cleaning sleeve, cleaning pad is equipped with the inside of the cleaning sleeve, the cleaning pad is followed successively by rubber layer from inside to outside, spongy layer and frosted layer of cloth, support ring is placed in cleaning sleeve nozzle, the support ring is plum blossom-shaped structure, connection ring is placed in the surface of support ring, the connection ring is plum blossom-shaped structure, it is and equal in magnitude with support ring, multiple through holes are equidistantly provided with the connection ring, and it is located at respectively between two plum blossom valves adjacent in connection ring, guide rod one end is connected with limited block, the other end is connected through the through hole in connection ring with support ring.

Description

One kind machining splined shaft cleaning device for surface
Technical field
A kind of machining splined shaft cleaning device for surface of the invention, is related to what is used in a kind of machining, to machinery The device that splined shaft surface in equipment is cleared up, belongs to field of machining.More particularly to a kind of by clearing up block Open and close are closed, to the device cleared up inside splined shaft surface and spline shaft key groove.
Background technology
At present, often use splined shaft as transmission parts in plant equipment, keyway on splined shaft and with being enclosed on axle Revolving part be engaged, while rotate coaxially, revolving part can do longitudinal sliding motion on splined shaft for realization, when spline is changed in maintenance During revolving part on axle, or splined shaft using it is more long when, often need to carry out cleaning maintenance to splined shaft, with ensure splined shaft with The fit precision of revolving part, traditional splined shaft manner of cleaning up are first to carry out polishing cleaning to the surface of axle with sand paper gauze etc., Partial contamination thing is had in scale removal process to fall into spline shaft key groove, it is necessary to reuse burnisher to the pollutant progress in groove Cleaning makes its discharge manually, and usual splined shaft outer layer has multiple keyways, less efficient by way of manual cleaning, wastes cleaning The substantial amounts of energy of personnel, existing cleaning plant, publication number CN205762746U disclose a kind of axle class automatic cleaning apparatus, lead to Crossing motor drives the cleaning brush of equilateral triangle arrangement to be rotated, and the outer ring cleaning work of axle is carried out, using the device to flower When key axle is cleared up, cleaning brush rotation is only capable of clearing up the outer ring of splined shaft, and in rotation process, the bristle on hairbrush is difficult To touch the keyway of splined shaft or insufficient contact, it is difficult to realize the cleaning of pollutant in keyway, outer ring is cleared up When, partial contamination thing can be fallen into keyway, and increase cleaning difficulty, bristle does not stop fluctuation friction between keyway and outer surface, right It is larger in the damage of bristle, and the precision of spline shaft key groove position can be damaged, cause shadow for revolving part installation positioning Ring, it is bad to carry out splined shaft cleaning using effect.
The content of the invention
In order to improve the above situation, a kind of machining splined shaft cleaning device for surface of the present invention provides one kind by clear The opening and closing of block are managed, to the device cleared up inside splined shaft surface and spline shaft key groove.
The present invention is a kind of to be machined what splined shaft cleaning device for surface was realized in:A kind of machining flower of the invention Key axle cleaning device for surface is made up of agent set and cleaning plant, agent set by connection ring, spring, guide rod, support ring, Sleeve, fixed cover and limited block composition are cleared up, fixed cover is placed in cleaning sleeve cylinder bottom, and the fixed cover surface is provided with multiple recessed Groove, and intersect and to form network structure, the diameter of the fixed cover are more than the diameter of cleaning sleeve, side in the fixed cover Have a circle magnet, be equipped with cleaning pad on the inside of the cleaning sleeve, the cleaning pad be followed successively by from inside to outside rubber layer, spongy layer and Frosted layer of cloth, support ring are placed in cleaning sleeve nozzle, and the support ring is plum blossom-shaped structure, connection ring be placed in support ring just on Side, the connection ring is plum blossom-shaped structure, and equal in magnitude with support ring, and multiple through holes are equidistantly provided with the connection ring, and Respectively between two plum blossom valves adjacent in connection ring, guide rod one end is connected with limited block, and the other end passes through connection Through hole on ring is connected with support ring, and spring is placed on guide rod, and between support ring and connection ring, cleaning plant By polishing ring, fixed column, cleaning block, directing plate, portable plate, fixed ear, fix bar, fixing pin, sliding groove and support block group Into polishing ring is placed on the inside of support ring, and multiple fix bar one end are equidistantly placed in support ring, and the fix bar is located in support ring Plum blossom flap position, multiple fixed columns are equidistantly placed in connection ring, and are corresponded with multiple fix bars, and the fixed column is located at Plum blossom flap position in connection ring, described fixed column one end and fix bar one end are equipped with fixed ear respectively, and the fixed ear is U Type platy structure, two mounting holes is symmetrically provided with the fixed ear, portable plate is placed in fix bar the U-type groove in fixed ear It is interior, sliding groove is provided with the portable plate, fixing pin sequentially passes through two mounting holes and sliding groove, directing plate are placed in portable plate On, the directing plate is arc platy structure, and height gradually increase from one end to the other side, and the cleaning block is rhombic plate Shape, the cleaning block is therefrom partly into two parts, and this two-part thickness is different, and the thickness larger portion clears up block On being vertically placed in the middle part of the highly relatively low one end of directing plate, the thickness small portion cleaning block is highly relatively low from directing plate One end extend, support block is placed on portable plate, and is hinged by the fixed ear on fixing pin and corresponding fixed column.
In use, when clearing up splined shaft surface, splined shaft is put into cleaning sleeve by fixed cover first, And splined shaft is promoted to connection ring direction, until splined shaft one end is entered in connection ring, then holds cleaning sleeve, it is fixed Cover is spacing anti-skidding to hand progress, then drop-down cleaning sleeve, and cleaning sleeve drives support ring to be moved down along splined shaft, branch Pushing out ring drives connection ring to be moved down along splined shaft by multiple guide rods, and then the cleaning pad cleared up on the inside of sleeve is to spline Cleared up on the outside of axle, the outermost frosted layer of cloth of cleaning pad is polished the oxide layer on the outside of splined shaft in advance, cleaning pad The spongy layer in intermediate layer draws the greasy dirt on splined shaft surface, and the polishing ring on the inside of connection ring is carried out to the oxide layer on splined shaft surface Secondary polishing, the oxide layer on splined shaft surface is thoroughly polished off, and then the surface of splined shaft is cleared up, now, support The distance between ring and connection ring maximum, cleaning block be in open configuration, then reversely promote cleaning sleeve, clear up sleeve along Splined shaft moves up, and drives multiple guide rods to be slided respectively along corresponding through hole in connection ring, the bullet on guide rod Spring is compressed, and now, the distance between support ring and connection ring are gradually reduced, and portable plate one end deflects down, and by drawing Guide plate drives cleaning block to move down, and then multiple cleaning blocks shrink closure, gradually stick into the keyway on the outside of splined shaft respectively, With the movement of cleaning sleeve, cleaning block is moved along keyway, and then the pollutant in keyway is scraped, with the pollution scraped Thing is continuously increased, and pollutant is discharged along corresponding directing plate;
The fixed cover inner side is equipped with the design of a circle magnet, can be when being moved along splined shaft, by splined shaft surface The anvil cinder of residual adsorbs, and then improves splined shaft cleaning effect;
The fixed cover surface is provided with multiple grooves, and intersects and to form the design of network structure, by increasing capacitance it is possible to increase fixed cover and Hand frictional force, prevent from skidding;
The diameter of the fixed cover is more than the design of the diameter of cleaning sleeve, can be spacing to hand progress, prevents drop-down from clearing up During sleeve, hand skids, and is come off from cleaning sleeve;
Cleaning pad is equipped with the inside of the cleaning sleeve, and cleaning pad is followed successively by rubber layer, spongy layer and frosted layer of cloth from inside to outside Design, outermost frosted layer of cloth can polish the rusty stain on the outside of splined shaft, and the spongy layer in intermediate layer can be by flower The greasy dirt on key axle surface etc. sucks, and the rubber layer of innermost layer can make cleaning pad possess certain elasticity, and then be adjacent to cleaning pad On splined shaft surface, and then improve cleaning effect;
The cleaning block and cleaning sleeve coordinate, can to the structure design cleared up inside splined shaft outer surface and keyway Splined shaft surface is once cleaned out, specific cleaning is carried out to keyway inside without secondary, the splined shaft greatly improved it is clear Manage efficiency;
The thickness larger portion cleaning block can improve the firm effect being fixed on directing plate of cleaning block, reduce In scale removal process, the probability that block fractures is cleared up, the thickness small portion clears up block from the highly relatively low one end of directing plate The design extended, easily facilitate and prune job is carried out to the keyway on the outside of splined shaft;
Reach what is used in machining, the purpose cleared up the splined shaft surface in plant equipment.
Beneficial effect.
First, the pollutant in keyway can be cleared up.
2nd, the cleaning efficiency of splined shaft can be greatly improved.
3rd, the cleaning effect of splined shaft can be effectively improved.
Brief description of the drawings
Fig. 1 is a kind of three-dimensional structure diagram for being machined splined shaft cleaning device for surface of the present invention.
Fig. 2 is a kind of three-dimensional structure diagram for being machined splined shaft cleaning device for surface directing plate of the present invention, and it only shows Directing plate and the annexation cleared up between block are shown.
In accompanying drawing
Wherein part is:Polishing ring(1), connection ring(2), fixed column(3), clear up block(4), directing plate(5), portable plate(6)Gu Determine ear(7), fix bar(8), spring(9), guide rod(10), support ring(11), clear up sleeve(12), fixed cover(13), it is spacing Block(14), fixing pin(15), sliding groove(16), support block(17).
Embodiment:
A kind of machining splined shaft cleaning device for surface of the invention is achieved in that in use, working as to enter splined shaft surface During row cleaning, covered first by fixed(13)Splined shaft is put into cleaning sleeve(12)It is interior, and to connection ring(2)Direction promotes Splined shaft, until splined shaft one end enters connection ring(2)It is interior, then hold cleaning sleeve(12), fixed cover(13)To hand Carry out it is spacing anti-skidding, then drop-down cleaning sleeve(12), clear up sleeve(12)Drive support ring(11)Along splined shaft to moving down It is dynamic, support ring(11)Pass through multiple guide rods(10)Drive connection ring(2)Moved down along splined shaft, and then clear up sleeve (12)The cleaning pad of inner side on the outside of splined shaft to clearing up, and the outermost frosted layer of cloth of cleaning pad is to the oxidation on the outside of splined shaft Layer is polished in advance, and the spongy layer in cleaning pad intermediate layer draws the greasy dirt on splined shaft surface, connection ring(2)The polishing ring of inner side (1)Secondary polishing is carried out to the oxide layer on splined shaft surface, the oxide layer on splined shaft surface is thoroughly polished off, and then to flower The surface of key axle is cleared up, now, support ring(11)And connection ring(2)The distance between maximum, clear up block(4)In opening State, then reversely promote cleaning sleeve(12), clear up sleeve(12)Moved up along splined shaft, and drive multiple guiding Bar(10)Respectively along connection ring(2)Through hole slides corresponding to upper, guide rod(10)On spring(9)Compressed, now, support Ring(11)And connection ring(2)The distance between be gradually reduced, portable plate(6)One end deflects down, and passes through directing plate(5)Band Dynamic cleaning block(4)Move down, and then multiple cleaning blocks(4)Closure is shunk, is gradually sticked into the keyway on the outside of splined shaft respectively, With cleaning sleeve(12)Movement, clear up block(4)Moved along keyway, and then the pollutant in keyway is scraped, with scraping The pollutant gone out is continuously increased, and pollutant is along corresponding directing plate(5)Discharge;
The fixed cover(13)Inner side is equipped with the design of a circle magnet, can be when being moved along splined shaft, by splined shaft The anvil cinder of remained on surface adsorbs, and then improves splined shaft cleaning effect;
The fixed cover(13)Surface is provided with multiple grooves, and intersects and to form the design of network structure, by increasing capacitance it is possible to increase fixed Cover(13)With hand frictional force, prevent from skidding;
The fixed cover(13)Diameter be more than cleaning sleeve(12)Diameter design, can to hand carry out it is spacing, prevent Drop-down cleaning sleeve(12)When, hand skids, from cleaning sleeve(12)On come off;
The cleaning sleeve(12)Inner side is equipped with cleaning pad, and cleaning pad is followed successively by rubber layer, spongy layer and frosted from inside to outside The design of layer of cloth, outermost frosted layer of cloth can polish the rusty stain on the outside of splined shaft, and the spongy layer in intermediate layer can Greasy dirt by splined shaft surface etc. sucks, and the rubber layer of innermost layer can make cleaning pad possess certain elasticity, and then make cleaning pad It is adjacent on splined shaft surface, and then improves cleaning effect;
The cleaning block(4)With cleaning sleeve(12)Coordinate, the structure cleared up inside splined shaft outer surface and keyway is set Meter, can once clean out on splined shaft surface, and specific cleaning, the spline greatly improved are carried out to keyway inside without secondary The cleaning efficiency of axle;
The thickness larger portion clears up block(4)Cleaning block can be improved(4)Be fixed on directing plate(5)On firm effect Fruit, reduce in scale removal process, clear up block(4)The probability to fracture, the thickness small portion clear up block(4)From directing plate (5)The design that highly relatively low one end is extended, easily facilitate and prune job is carried out to the keyway on the outside of splined shaft;
Reach what is used in machining, the purpose cleared up the splined shaft surface in plant equipment.

Claims (5)

1. one kind machining splined shaft cleaning device for surface, it is characterized in that:The diameter of fixed cover is more than the diameter of cleaning sleeve, Cleaning pad is equipped with the inside of cleaning sleeve, support ring is placed in cleaning sleeve nozzle, and support ring is plum blossom-shaped structure, and connection ring is placed in branch The surface of pushing out ring, connection ring are plum blossom-shaped structure, and equal in magnitude with support ring, and multiple through holes are equidistantly provided with connection ring, And be located at respectively between two plum blossom valves adjacent in connection ring, guide rod one end is connected with limited block, and the other end, which passes through, to be connected The through hole connect on ring is connected with support ring, and spring is placed on guide rod, and between support ring and connection ring, ring of polishing It is placed on the inside of support ring, multiple fix bar one end are equidistantly placed in support ring, and fix bar is located at the plum blossom flap position in support ring, Multiple fixed columns are equidistantly placed in connection ring, and are corresponded with multiple fix bars, and fixed column is located at the plum blossom valve in connection ring Position, fixed column one end and fix bar one end are equipped with fixed ear respectively, and fixed ear is U-shaped platy structure, is symmetrically opened in fixed ear There are two mounting holes, portable plate is placed in fix bar in the U-type groove in fixed ear, and sliding groove, fixing pin are provided with portable plate Sequentially pass through two mounting holes and sliding groove, directing plate are placed on portable plate, cleaning block is placed on directing plate one end, clears up block One end is flat, and support block is placed on portable plate, and is hinged by the fixed ear on fixing pin and corresponding fixed column.
A kind of 2. machining splined shaft cleaning device for surface according to claim 1, it is characterised in that the fixed cover Surface is provided with multiple grooves, and intersects and to form network structure.
A kind of 3. machining splined shaft cleaning device for surface according to claim 1 or 2, it is characterised in that the fixation Cover inner side is equipped with a circle magnet.
A kind of 4. machining splined shaft cleaning device for surface according to claim 1, it is characterised in that the cleaning pad Rubber layer, spongy layer and frosted layer of cloth are followed successively by from inside to outside.
A kind of 5. machining splined shaft cleaning device for surface according to claim 1, it is characterised in that the directing plate For arc platy structure, and height gradually increase from one end to the other side.
CN201711088098.0A 2017-11-08 2017-11-08 Machining integral key shaft surface cleaning device Active CN107855295B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711088098.0A CN107855295B (en) 2017-11-08 2017-11-08 Machining integral key shaft surface cleaning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711088098.0A CN107855295B (en) 2017-11-08 2017-11-08 Machining integral key shaft surface cleaning device

Publications (2)

Publication Number Publication Date
CN107855295A true CN107855295A (en) 2018-03-30
CN107855295B CN107855295B (en) 2021-02-09

Family

ID=61699976

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711088098.0A Active CN107855295B (en) 2017-11-08 2017-11-08 Machining integral key shaft surface cleaning device

Country Status (1)

Country Link
CN (1) CN107855295B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110744381A (en) * 2019-10-30 2020-02-04 湖州奇奇机电科技有限公司 Screw connection column polishing mechanism with end cover provided with screw connection column at top
CN115502873A (en) * 2022-11-15 2022-12-23 晋江熠昕科技有限公司 Burnishing device of rotatory target drone spline shaft lever processing usefulness

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004195575A (en) * 2002-12-17 2004-07-15 Aisin Aw Co Ltd Grinding device and grinding method
EP1482623A2 (en) * 2003-05-27 2004-12-01 Alstom Technology Ltd Device and method for the mechanical cleaning of grooves
JP2005211884A (en) * 2004-02-02 2005-08-11 Sumitomo Densetsu Corp Cleaning machine for steel tower
EP1499477B1 (en) * 2002-04-13 2006-09-06 Poul Erik Jespersen Cylindric drum with replaceable grinding elements
TWI371341B (en) * 2009-01-23 2012-09-01
CN203679957U (en) * 2013-12-30 2014-07-02 浙江中柴机器有限公司 Gear deburring device
CN204769609U (en) * 2015-06-01 2015-11-18 内蒙古自治区特种设备检验院 Safety hook gear degreaser with supplementary regulatory function
CN105750659A (en) * 2016-04-22 2016-07-13 浙江德福精密驱动制造有限公司 Deburring device for external spline
CN205888894U (en) * 2016-08-16 2017-01-18 广东俊泰液压科技有限公司 Rotor groove burring tool
CN106553112A (en) * 2014-07-27 2017-04-05 胡妍 Oil drill rocker surface derusting device

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1499477B1 (en) * 2002-04-13 2006-09-06 Poul Erik Jespersen Cylindric drum with replaceable grinding elements
JP2004195575A (en) * 2002-12-17 2004-07-15 Aisin Aw Co Ltd Grinding device and grinding method
EP1482623A2 (en) * 2003-05-27 2004-12-01 Alstom Technology Ltd Device and method for the mechanical cleaning of grooves
JP2005211884A (en) * 2004-02-02 2005-08-11 Sumitomo Densetsu Corp Cleaning machine for steel tower
TWI371341B (en) * 2009-01-23 2012-09-01
CN203679957U (en) * 2013-12-30 2014-07-02 浙江中柴机器有限公司 Gear deburring device
CN106553112A (en) * 2014-07-27 2017-04-05 胡妍 Oil drill rocker surface derusting device
CN204769609U (en) * 2015-06-01 2015-11-18 内蒙古自治区特种设备检验院 Safety hook gear degreaser with supplementary regulatory function
CN105750659A (en) * 2016-04-22 2016-07-13 浙江德福精密驱动制造有限公司 Deburring device for external spline
CN205888894U (en) * 2016-08-16 2017-01-18 广东俊泰液压科技有限公司 Rotor groove burring tool

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110744381A (en) * 2019-10-30 2020-02-04 湖州奇奇机电科技有限公司 Screw connection column polishing mechanism with end cover provided with screw connection column at top
CN115502873A (en) * 2022-11-15 2022-12-23 晋江熠昕科技有限公司 Burnishing device of rotatory target drone spline shaft lever processing usefulness

Also Published As

Publication number Publication date
CN107855295B (en) 2021-02-09

Similar Documents

Publication Publication Date Title
CN109821829A (en) A kind of steel inner wall of industrial pipeline cleaning device
CN107350914A (en) A kind of wall skin cleaning plant of efficient dustproof
CN108080304B (en) A device for cleaning the outer surface of an oil drill pipe
CN207548361U (en) A kind of wall skin cleaning plant of efficient dustproof
CN206851976U (en) A kind of multiple purging system and its cleaning machine
CN109310259A (en) Wet type cleaning equipment with the clearer that can surround roll shaft rotation
CN107855295A (en) One kind machining splined shaft cleaning device for surface
CN106334683A (en) Rapid cleaning device for cutting tools
CN108499942B (en) An environmentally friendly mechanical surface degreasing device
CN107963598B (en) One-stop renovation system for steel drum
CN206474964U (en) The device of iron filings is produced during clearing and retrieving machine tool processing workpiece
CN203196915U (en) Slide wire dust cleaning device
CN104042031B (en) A motorized scrubbing head
DE102014108217A1 (en) cleaning system
CN105773369A (en) Petroleum drill pipe outer wall rust removal device
CN211332661U (en) Oil drill pipe cleaning device with rotating function
CN220555072U (en) Casting shot blasting device
CN208083348U (en) A kind of Novel chain fractionation equipment
CN113894118B (en) Compound exhaust treatment system
CN103817585B (en) Outer surface of steel tube de-scaling main frame
CN205628712U (en) Spiral rotatory dust collector
CN109454538A (en) A kind of plain conductor surface processing device
CN109227270A (en) Casting fin cleaning plant
CN203804746U (en) Steel pipe outer surface descaling main machine
CN106733795A (en) The method for removing cylinder cap duct metal fillings

Legal Events

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
GR01 Patent grant
GR01 Patent grant