CN108772757A - A kind of outer edge chamfering machine of automatic machining piston ring opening - Google Patents
A kind of outer edge chamfering machine of automatic machining piston ring opening Download PDFInfo
- Publication number
- CN108772757A CN108772757A CN201810753689.3A CN201810753689A CN108772757A CN 108772757 A CN108772757 A CN 108772757A CN 201810753689 A CN201810753689 A CN 201810753689A CN 108772757 A CN108772757 A CN 108772757A
- Authority
- CN
- China
- Prior art keywords
- piston ring
- outer edge
- edge chamfering
- automatic machining
- splicing
- 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
- 238000003754 machining Methods 0.000 title claims abstract description 24
- 238000007142 ring opening reaction Methods 0.000 title abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 238000000227 grinding Methods 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000003801 milling Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
-
- 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
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention discloses a kind of outer edge chamfering machines of automatic machining piston ring opening, including rack, holder, backboard, feed mechanism, guiding mechanism, material receiving mechanism and grinding mechanism.The outer edge chamfering machine of automatic machining piston ring opening, rationally utilize piston ring self performance, by the way of using piston ring both sides, free open makees guide, progress both sides flexibility flap disc is ground, the automation for realizing the outer edge chamfering of machining piston ring opening changes the existing mode of operation for manually utilizing blade grinder machine chamfering；The security risk for having prevented blade grinder machine reduces the quality risk caused by unbalance stress is manually operated.It realize labor-intensive production automation processing, have the characteristics that reduce staff labor intensity, improve working efficiency, prevent security risk, reduction product it is bad.
Description
Technical field
The present invention relates to a kind of automated machining of workpieces chamfering technical fields, and in particular to one kind being used for piston ring production process
In automatic machining piston ring be open the equipment of outer edge chamfering.
Background technology
Piston ring needs to carry out chamfer machining to seamed edge outside opening face in process of production.Existing chamfer machining mode is artificial hand
Dynamic piston ring of taking carries out touching angle processing one by one on blade grinder machine；Its there are the problem of have：1, manual operations, member
The heavy multiple action of power frequency, labor intensity are big；2, angle processing, inefficiency are touched one by one, and class's production per capita only has 5000
Piece；3, due in operating process blade grinder it is exposed and always rotation, employee again frequent operation, there are larger security risks；
4, handwork, chamfer dimesion is different with employee, firmly of different sizes and different, and there are larger quality risks.
Invention content
The present invention provides a kind of automatic machining piston ring opening outer edge chamfering machine, and problem is to design a kind of reduction employee
Labor intensity improves working efficiency, prevents security risk, reduces the outer edge chamfering of the undesirable automatic machining piston ring opening of product
Equipment.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：
A kind of automatic machining piston ring is open outer edge chamfering machine, including rack and is installed in rack successively by backboard
Feed mechanism, guiding mechanism, grinding mechanism and material receiving mechanism, the guiding mechanism include two limited posts being mutually parallel, lead
To component and the support angle steel for being used to support piston ring square bar conveying end, wherein guidance set and support angle steel is arranged in limit up and down
The position one end of column far from grinding mechanism, the guidance set include the guide plate being oriented to for gap-clearance of piston rings and for piston ring
Be open three heel pieces integrated, and there are falling for the grinding mechanism apron space among described two limited posts being mutually parallel
Angle gap.
Further, the feed mechanism includes feeding back boom and feeding front boom for fixing, after the feeding
The end support for being used to support piston ring square bar feeding side is fixed on cantilever.
Further, the feed mechanism further includes the drive rail for driving feeding push plate, and feeding is driven to push away
The cylinder of plate.
It rationally utilizes piston ring self performance, makees guide using piston ring both sides free open, realizes to piston ring
Feeding is handled, and changes the existing mode of operation for manually utilizing blade grinder machine chamfering, is reduced staff labor intensity, is improved
Working efficiency prevents security risk.
Further, the material receiving mechanism includes splicing front boom and splicing back boom for fixing, before the splicing
The bottom end of cantilever and splicing back boom, which is located by connecting, is useful for the splicing bar of splicing.
Further, the splicing bar takes angled manner, and splicing bar tail end is equipped with the square bar guiding of loading piston ring
Block.
Further, the grinding mechanism includes being fixed on grinding by the fixed grinding cantilever of backboard and by adjusting slide unit
Actuator on cantilever for driving flap disc.
By above technical scheme it is found that the present invention has the advantages that：Piston ring self performance is rationally utilized, is used
The mode that piston ring both sides free open makees guide, carries out the grinding of both sides flexibility flap disc, realizes automatic machining piston ring and opens
Edge chamfering outside mouth face, improves the efficiency of processing；The existing mode of operation for manually utilizing blade grinder machine chamfering is changed,
The automation for realizing the outer edge chamfering of machining piston ring opening, has prevented the security risk of blade grinder machine, has reduced because of hand
Quality risk caused by dynamic operation unbalance stress；With reduce staff labor intensity, improve working efficiency, prevent security risk,
Reduce the bad feature of product.
Description of the drawings
Fig. 1 is entirety perspective view of the present invention；
Fig. 2 is the positive structure diagram of Fig. 1；
Fig. 3 is the overlooking structure diagram of Fig. 1；
Fig. 4 is guiding mechanism overall structure diagram of the present invention；
Fig. 5 is the positive structure diagram of Fig. 4；
Fig. 6 is the overlooking structure diagram of Fig. 4；
Fig. 7 is grinding mechanism structural schematic diagram in the present invention；
Fig. 8 is the side structure schematic view of Fig. 7.
In figure：1, rack, 2, feed mechanism, 3, drive rail, 4, feeding push plate, 5, backboard, 6, end support, 7, be oriented to
Mechanism, 71, support angle steel, 72, guide plate, 73, three heel pieces, 74, limited post, 75, chamfering gap, 8, grinding mechanism, 81, micro- electricity
Machine, 82, backing plate, 83, adjust slide unit, 84, carriage saddle, 85, interior output shaft, 86, reverse flexible flap disc, 87, twin shaft output gear
Roller box, 88, outer output shaft, 89 positive flexible flap discs, 9, system operatio button box, 10, cylinder, 11, feeding back boom, 12,
Feeding front boom, 13, grinding cantilever, 14, splicing front boom, 15, splicing bar, 16, splicing back boom, 17, material receiving mechanism, 18,
Guidance set.
Specific implementation mode
Below in conjunction with the accompanying drawings to a kind of outer edge chamfering machine preferred embodiment of automatic machining piston ring opening of the present invention
It is described in detail.
As shown in Figure 1,2 and 3, the automatic machining piston ring of the present invention is open outer edge chamfering machine, including rack 1 and passes through
Backboard 5 is installed on feed mechanism 2, guiding mechanism 7, grinding mechanism 8 and material receiving mechanism 17 in rack 1 successively, right using backboard 5
The feeding front boom 12 and feeding back boom 11 of feed mechanism 2 are installed, and are consolidated to guiding mechanism 7 by feeding front boom 12
It is fixed, the support angle steel 71 for being used to support piston ring square bar conveying end is combined by the end support 6 of support piston ring square bar feeding side,
Loading piston ring square bar is fixed, piston ring square bar is the strut for being nested with piston ring, and the position that end support 6 is arranged exists
The length that loading piston ring square bar can be adjusted in a certain range, by the drive drive rail of cylinder 10 in 5 lower end of backboard is arranged
3, drive feeding push plate 4 by the piston ring on square bar is pushed into guiding mechanism 7 using drive rail 3；And then it realizes to piston ring
Feeding processing, change it is existing manually utilize blade grinder machine chamfering mode of operation, reduce staff labor intensity, carry
High working efficiency prevents security risk.
As shown in Fig. 4,5 and 6, guiding mechanism 7 includes two limited posts 74 being mutually parallel, guidance set 18 and is used for branch
The support angle steel 71 at piston ring square bar conveying end is supportted, it is remote to be arranged in limited post 74 for wherein guidance set 18 and about 71 support angle steel
One end from grinding mechanism, using the chamfering gap 75 of two limited posts being mutually parallel 74, for flexibility hundred in grinding mechanism
The apron space of impeller, the limited post 74 that front end two is mutually parallel come for loading piston ring own wt and when offsetting grinding
From the pressure of flexible flap disc, it is ensured that piston ring nothing during chamfer machining moves up and down, without beat, while utilizing guide plate
72 pairs are affected by gravity the piston ring of opening upwards are caused to guide, and gap-clearance of piston rings passes through guide plate 72 to enter three heel pieces 73
Surface, the gap-clearance of piston rings imported to guide plate 72 using the special shape of three heel pieces 73 are integrated, and make its aperture position more
It is accurate to add, and to ensure that the piston ring energy zero deflection of different free opens enters 75 position of limited post, and then increases piston ring and falls
The precision of angle processing；
As shown in FIG. 7 and 8, grinding mechanism 8 includes being fixed on mill by 5 fixed grinding cantilever 13 of backboard and by adjusting slide unit 83
The actuator for driving flap disc on cantilever 13 is cut, is ground on cantilever 13 and carriage saddle 84 is set, slide unit 83 is adjusted and passes through slide unit
Seat 84 is fixed on grinding cantilever 13 side, and actuator includes that backing plate 82, micro machine 81 and twin shaft with unique design angle are defeated
Go out gear-box 87, positive flexible flap disc 89 is arranged in twin shaft output gear case 87 on outer output shaft 88, on interior output shaft 85
The reverse flexible flap disc 86 of setting, 81 external supply line of micro machine is simultaneously serially connected with system operatio button box 9, and micro machine 81 is defeated
Outlet is with 87 input terminal of twin shaft output gear case to engaging, and when micro machine 81 starts, two output shafts operate simultaneously, rotating speed, direction
It is identical, adjust slide unit 83 can up and down adjustment, it is big with the free open for adapting to different piston rings to adjust the position of flap disc
Small, unique design angle is to realize the angle of require chamfer angle to design two flexible flap discs, when reaching grinding
Seamed edge is ground by inside and outside flap disc, contact simultaneously outside two free open face of piston ring, carries out the outer edge chamfering of gap-clearance of piston rings
Processing.
87 one side wall of twin shaft output gear case is located at flap disc position setting suction inlet simultaneously, since grinding process has dust
It generates, using suction inlet combination exhaust fan, and then improves the cleannes on process equipment periphery, reduce the amount of dust of processing workshop,
The customization power supply case that saipwell/ matches general brand specifically can be used in its system operatio button box 9, convenient to using electric device in equipment
Carry out switching electricity.
As shown in figure 3, material receiving mechanism 17 includes splicing front boom 14 for fixing and splicing back boom 16, splicing front overhang
The bottom end of arm 14 and splicing back boom 16, which is located by connecting, is useful for the splicing bar 15 of splicing, while splicing bar 15 takes inclination side
Formula, and 15 tail end of splicing bar is equipped with the square bar guide pad of loading piston ring, so that piston ring glides along inclined-plane when splicing, avoids living
Plug ring is overstock, and 15 tail end of splicing bar is equipped with the square bar guide pad of loading piston ring, so that the whole bar of employee is taken the piston of chamfering
Ring realizes edge chamfering outside automatic machining piston ring opening face, improves the efficiency of processing.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
It encloses and is defined, under the premise of not departing from design spirit of the present invention, technical side of the those of ordinary skill in the art to the present invention
The various modifications and improvement that case is made should all be fallen into the protection domain of claims of the present invention determination.
Claims (6)
- Outer edge chamfering machine, including rack 1. a kind of automatic machining piston ring is open（1）And pass through backboard（5）It is installed on successively Rack（1）On feed mechanism（2）, guiding mechanism（7）, grinding mechanism（8）And material receiving mechanism（17）, it is characterised in that：It is described Guiding mechanism（7）The limited post being mutually parallel including two（74）, guidance set（18）Be used to support piston ring square bar conveying The support angle steel at end（71）, wherein guidance set（18）And support angle steel（71）It is arranged in limited post up and down（74）Far from milling drum One end of structure, the guidance set（18）It include the guide plate being oriented to for gap-clearance of piston rings（72）With it is whole for gap-clearance of piston rings Three heel pieces closed（73）, described two limited posts being mutually parallel（74）There are for the grinding mechanism apron space for centre Chamfering gap（75）.
- The outer edge chamfering machine 2. a kind of automatic machining piston ring according to claim 1 is open, it is characterised in that：It is described to send Expect mechanism（2）Including feeding back boom for fixing（11）With feeding front boom（12）, the feeding back boom（11）It is upper solid Surely it is useful for the end support of support piston ring square bar feeding side（6）.
- The outer edge chamfering machine 3. a kind of automatic machining piston ring according to claim 2 is open, it is characterised in that：It is described to send Expect mechanism（2）Further include for driving feeding push plate（4）Drive rail（3）, and drive feeding push plate（4）Cylinder （10）.
- The outer edge chamfering machine 4. a kind of automatic machining piston ring according to claim 1 is open, it is characterised in that：It is described to connect Expect mechanism（17）Including splicing front boom for fixing（14）With splicing back boom（16）, the splicing front boom（14）With connect Expect back boom（16）Bottom end be located by connecting and be useful for the splicing bar of splicing（15）.
- The outer edge chamfering machine 5. a kind of automatic machining piston ring according to claim 4 is open, it is characterised in that：It is described to connect Expect bar（15）Take angled manner, and splicing bar（15）Tail end is equipped with the square bar guide pad of loading piston ring.
- The outer edge chamfering machine 6. a kind of automatic machining piston ring according to claim 1 is open, it is characterised in that：The mill Cut mechanism（8）Including by backboard（5）Fixed grinding cantilever（13）With pass through adjust slide unit（83）It is fixed on grinding cantilever（13） On actuator for driving flap disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810753689.3A CN108772757B (en) | 2018-07-10 | 2018-07-10 | Automatic processing piston ring opening outer edge chamfering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810753689.3A CN108772757B (en) | 2018-07-10 | 2018-07-10 | Automatic processing piston ring opening outer edge chamfering machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108772757A true CN108772757A (en) | 2018-11-09 |
| CN108772757B CN108772757B (en) | 2024-03-22 |
Family
ID=64029893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810753689.3A Active CN108772757B (en) | 2018-07-10 | 2018-07-10 | Automatic processing piston ring opening outer edge chamfering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108772757B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115156604A (en) * | 2022-08-02 | 2022-10-11 | 安庆帝伯格茨活塞环有限公司 | Piston ring split milling cutter and split machining method |
| CN115365926A (en) * | 2022-09-20 | 2022-11-22 | 福建东亚机械有限公司 | Piston ring opening part side chamfering device and chamfering method thereof |
| CN119141369A (en) * | 2024-11-18 | 2024-12-17 | 广东立纬新材料科技有限公司 | Double-shaft double-sided chamfering equipment and control system thereof |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3540677C1 (en) * | 1985-11-16 | 1986-12-18 | Goetze Ag, 5093 Burscheid | Apparatus for deburring abutting flank edges, in particular of piston rings |
| DE4038467C1 (en) * | 1990-12-03 | 1992-05-14 | Goetze Ag, 5093 Burscheid, De | Deburring mechanism for piston ring edges - has lapping tool bar of tapering trapezoidal cross=section, held at specified angle |
| JP2008093795A (en) * | 2006-10-12 | 2008-04-24 | Toyota Motor Corp | Piston ring cutting device |
| CN101486163A (en) * | 2008-12-16 | 2009-07-22 | 机械工业第三设计研究院 | Device for automatically conveying material for grinding machine |
| CN202193444U (en) * | 2011-08-29 | 2012-04-18 | 机械工业第三设计研究院 | Automatic feeding device for piston ring |
| CN203092282U (en) * | 2013-01-22 | 2013-07-31 | 杭州普裕机械设备有限公司 | Glass up-and-down chamfering machine |
| CN203918676U (en) * | 2014-07-03 | 2014-11-05 | 浙江瑞远机床有限公司 | A kind of dovetail guide grinding machine |
| CN205438188U (en) * | 2016-04-08 | 2016-08-10 | 山东恒圆精工部件股份有限公司 | Piston ring is repaiied a mouthful machine and is connect cooking ring device |
| CN106363478A (en) * | 2016-08-29 | 2017-02-01 | 长兴金诺机械有限公司 | Polishing and bevelling equipment capable of achieving bar autoroatation arrangement |
| CN106808338A (en) * | 2017-03-16 | 2017-06-09 | 安庆帝伯格茨活塞环有限公司 | One kind automatically removes piston ring tread opening burring machine |
| CN206382931U (en) * | 2016-11-25 | 2017-08-08 | 广州隆邦自动化控制设备有限公司 | A kind of turnning and milling is combined six axle power head devices |
| CN107350511A (en) * | 2017-07-14 | 2017-11-17 | 芜湖德丰汽车零部件有限公司 | A kind of rig for right angle hole machined |
-
2018
- 2018-07-10 CN CN201810753689.3A patent/CN108772757B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3540677C1 (en) * | 1985-11-16 | 1986-12-18 | Goetze Ag, 5093 Burscheid | Apparatus for deburring abutting flank edges, in particular of piston rings |
| DE4038467C1 (en) * | 1990-12-03 | 1992-05-14 | Goetze Ag, 5093 Burscheid, De | Deburring mechanism for piston ring edges - has lapping tool bar of tapering trapezoidal cross=section, held at specified angle |
| JP2008093795A (en) * | 2006-10-12 | 2008-04-24 | Toyota Motor Corp | Piston ring cutting device |
| CN101486163A (en) * | 2008-12-16 | 2009-07-22 | 机械工业第三设计研究院 | Device for automatically conveying material for grinding machine |
| CN202193444U (en) * | 2011-08-29 | 2012-04-18 | 机械工业第三设计研究院 | Automatic feeding device for piston ring |
| CN203092282U (en) * | 2013-01-22 | 2013-07-31 | 杭州普裕机械设备有限公司 | Glass up-and-down chamfering machine |
| CN203918676U (en) * | 2014-07-03 | 2014-11-05 | 浙江瑞远机床有限公司 | A kind of dovetail guide grinding machine |
| CN205438188U (en) * | 2016-04-08 | 2016-08-10 | 山东恒圆精工部件股份有限公司 | Piston ring is repaiied a mouthful machine and is connect cooking ring device |
| CN106363478A (en) * | 2016-08-29 | 2017-02-01 | 长兴金诺机械有限公司 | Polishing and bevelling equipment capable of achieving bar autoroatation arrangement |
| CN206382931U (en) * | 2016-11-25 | 2017-08-08 | 广州隆邦自动化控制设备有限公司 | A kind of turnning and milling is combined six axle power head devices |
| CN106808338A (en) * | 2017-03-16 | 2017-06-09 | 安庆帝伯格茨活塞环有限公司 | One kind automatically removes piston ring tread opening burring machine |
| CN107350511A (en) * | 2017-07-14 | 2017-11-17 | 芜湖德丰汽车零部件有限公司 | A kind of rig for right angle hole machined |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115156604A (en) * | 2022-08-02 | 2022-10-11 | 安庆帝伯格茨活塞环有限公司 | Piston ring split milling cutter and split machining method |
| CN115365926A (en) * | 2022-09-20 | 2022-11-22 | 福建东亚机械有限公司 | Piston ring opening part side chamfering device and chamfering method thereof |
| CN119141369A (en) * | 2024-11-18 | 2024-12-17 | 广东立纬新材料科技有限公司 | Double-shaft double-sided chamfering equipment and control system thereof |
| CN119141369B (en) * | 2024-11-18 | 2025-02-28 | 广东立纬新材料科技有限公司 | A double-axis double-sided chamfering device and its control system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108772757B (en) | 2024-03-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204503267U (en) | A kind of swinging grinding machine | |
| CN108772757A (en) | A kind of outer edge chamfering machine of automatic machining piston ring opening | |
| CN109201278B (en) | Ceramic machinery milling machine | |
| CN207507630U (en) | A kind of rod mill feed arrangement of anti-blockage type | |
| CN108837924A (en) | A kind of industrial automation disintegrating apparatus | |
| CN205932538U (en) | Refractory material powder conveyer | |
| CN113996383B (en) | Coal mill with air and powder homogenizing function and using method | |
| CN208629091U (en) | A kind of outer edge chamfering machine of automatic machining piston ring opening | |
| CN206911223U (en) | A kind of efficient food mixer | |
| CN206613596U (en) | A kind of anti-blockage type ore milling device | |
| CN209886689U (en) | Powder preparation device in powder metallurgy | |
| CN211099337U (en) | High-performance ring hammer mill | |
| CN209578503U (en) | A kind of waste material and part are automatically separated the numerical control laser cutter of collection | |
| CN209715263U (en) | A kind of Raymond machine | |
| CN209223839U (en) | A kind of sander with dust exhaust apparatus | |
| CN209078564U (en) | A kind of grinding disc diamond dust painting device | |
| CN220048333U (en) | Raw material grinding device | |
| CN209614982U (en) | A kind of lathe doffer | |
| CN205891936U (en) | Rotation feedway | |
| CN208810267U (en) | A kind of raw ore grinding device in Nd-Fe-B permanent magnet production technology | |
| CN204416360U (en) | The rotor feed unit of rotor assigned line | |
| CN209715244U (en) | A kind of grinding device for corundum powder processing | |
| CN208894410U (en) | The centrifuge barrel of enzymolysis liquid in a kind of living leech for producing leech peptide element | |
| CN209632659U (en) | A kind of pin shaft grinding machine | |
| CN109647577A (en) | A kind of refractory material production raw material grinding screening plant |
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 |