CN107097126A - A kind of adjustable burnishing device - Google Patents

A kind of adjustable burnishing device Download PDF

Info

Publication number
CN107097126A
CN107097126A CN201710336420.0A CN201710336420A CN107097126A CN 107097126 A CN107097126 A CN 107097126A CN 201710336420 A CN201710336420 A CN 201710336420A CN 107097126 A CN107097126 A CN 107097126A
Authority
CN
China
Prior art keywords
polishing
support
bearing material
roller
fixed support
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201710336420.0A
Other languages
Chinese (zh)
Inventor
晋正正
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201710336420.0A priority Critical patent/CN107097126A/en
Publication of CN107097126A publication Critical patent/CN107097126A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • B24B21/00Machines or devices using grinding or polishing belts; Accessories therefor
    • 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
    • B24B21/00Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/18Accessories
    • 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
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/005Feeding or manipulating devices specially adapted to grinding machines
    • 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
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/02Frames; Beds; Carriages
    • 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
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies

Landscapes

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

Abstract

The invention discloses a kind of adjustable burnishing device, belong to machining equipment field.The invention includes fixed support, polish support, polishing motor, sand belt, rotational hydraulic cylinder, bearing material support, bearing material roller and lifting hydraulic cylinder, polishing support side two ends are hinged respectively to be connected on the upside of fixed support, rotational hydraulic cylinder is inclined between polishing support opposite side and fixed support, sand belt horizontal coil is on polishing roller and regulation roller, bearing material support upper horizontal uniform rotation is connected with many bearing material rollers, both sides are horizontally disposed with limited location baffle plate respectively above bearing material roller, both sides are horizontally disposed with respectively below postive stop baffle the pilot sleeve being adapted with guided in translation bar.Reasonable in design of the present invention, can be rapidly and efficiently by workpiece as needed it is convenient be accurately polished processing, the efficiency and quality of work pieces process are improved, the need for meeting production and application.

Description

A kind of adjustable burnishing device
Technical field
The invention belongs to machining equipment field, more particularly to a kind of adjustable burnishing device.
Background technology
Polishing is the effect using machinery, chemistry or electrochemistry, reduces workpiece surface roughness, bright, flat to obtain The processing method on whole surface, is a kind of workpiece surface to be repaiied using polishing tool and abrasive grain or other polishing mediums Adorn processing method.After using milling machine, workpiece is processed, because the surface of workpiece is relatively rough, it is difficult to meet workpiece and use The need for, it is necessary to which coarse workpiece surface is polished so that the surface of workpiece can smoother, improve workpiece it is fine Degree, most burnishing device is polished processing using the emery wheel of high speed rotation, a small number of use oilstone, abrasive band etc. other grind Tool and free grinding stone are processed, such as abrasive belt grinding machine, grinder and polishing machine, and existing burnishing device is complicated and operation is numb It is tired, due to existing burnishing device and workpiece placement mechanism is not provided with, therefore it is hand-held will be generally required in workpiece polishing process Workpiece, making it difficult to polished for the larger workpiece of dimensions, and existing burnishing device is difficult to be thrown according to workpiece The need for light carry out rotation regulation, reduce workpiece polishing the scope of application and polishing efficiency, grinding workpieces polishing efficiency compared with Low, existing sand belt easily produces relaxation after using some cycles, influences the quality of finish of workpiece, it is impossible to meet production The need for use.
The content of the invention
The technical problems to be solved by the invention are to overcome the above-mentioned deficiency in the presence of prior art, and provide a kind of knot Structure is reasonable in design, can be rapidly and efficiently by workpiece as needed it is convenient accurately be polished processing adjustable polishing fill Put.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is:A kind of adjustable burnishing device, it is special Levy and be:The adjustable burnishing device includes fixed support, polishing support, polishing motor, sand belt, rotational hydraulic cylinder, held Expect support, bearing material roller and lifting hydraulic cylinder, the polishing support level is arranged at the upper side of fixed support, bearing material support level Opposite side above fixed support is arranged on, the polishing support side two ends are hinged respectively to be connected on the upside of fixed support, rotates liquid Cylinder pressure is inclined between polishing support opposite side and fixed support, and rotational hydraulic cylinder tail end is hinged and is connected to fixed support, is turned Hydrodynamic cylinder pressure output end, which is hinged, to be connected on the downside of polishing support, and two ends are rotatably connected to vertically respectively at the upper side of the polishing support Polish opposite side above roller, polishing support and be rotatably connected to regulation roller vertically, the sand belt horizontal coil is rolled in polishing On wheel and regulation roller, the neck being adapted with sand belt, the polishing support one are provided with polishing roller and regulation roller The polishing roller upper end of side is horizontally disposed polishing sprocket wheel, and polishing support upside is vertically arranged with fixed support plate, polishing motor Fixed support plate side is vertically arranged in, polishing motor output end is horizontally disposed rotating sprocket, the polishing sprocket wheel and rotation Level engagement is connected with polishing chain between sprocket wheel, is evenly arranged with vertically between the bearing material stent outer and fixed support many Individual lifting hydraulic cylinder, lifting hydraulic cylinder is arranged on fixed support straight up, and lifting hydraulic cylinder output end is cut with scissors with bearing material support Connection, the bearing material support upper horizontal uniform rotation is connected with many bearing material rollers, and level is set respectively for the bearing material support both sides Guided in translation bar is equipped with, guided in translation bar is parallel to each other with bearing material roller, both sides are horizontally disposed with limited respectively above the bearing material roller Position baffle plate, postive stop baffle is mutually perpendicular to bearing material roller, and both sides are horizontally disposed with have and guided in translation bar phase respectively below postive stop baffle The pilot sleeve of adaptation, lock plunger is provided between pilot sleeve and guided in translation bar.
Further, both sides are rotatably connected to above and below regulation screw mandrel, polishing support vertically respectively above and below the regulation roller Both sides are horizontally disposed with respectively the regulation guide groove being adapted with regulation screw mandrel, and regulation screw mandrel is vertically arranged in regulation guide groove It is interior, fixing nut is threaded with respectively on the regulation screw mandrel of both sides above and below polishing support.
Further, the multiple lifting hydraulic cylinders being uniformly arranged vertically between the bearing material support and fixed support are using same Oil circuit parallel drive all the way.
The present invention compared with prior art, with advantages below and effect:The present invention is simple in construction, by bearing material support Side horizontal homogeneous is rotatably connected to both sides above many bearing material rollers, bearing material roller and is horizontally disposed with limited location baffle plate, postive stop baffle respectively Translational adjustment can be carried out according to the dimensions level of workpiece so that workpiece can be held in stable being placed in polishing process Expect on roller, by being evenly arranged with multiple lifting hydraulic cylinders between bearing material stent outer and fixed support vertically, utilize multiple liters Hydraulic cylinder synchronous driving bearing material support is dropped, and enable is lifted workpiece level the need for being polished according to workpiece, by polishing branch Two ends are rotatably connected to opposite side above polishing roller, polishing support and are rotatably connected to regulation vertically vertically respectively at the upper side of frame Roller, sand belt horizontal coil is operated, manually on polishing roller and regulation roller using polishing motor driving sand belt The workpiece on bearing material roller is promoted, drives workpiece to be in close contact with sand belt so that workpiece can be polished by progress rapidly and efficiently, is led to Cross polishing support side two ends and be hinged respectively and be connected on the upside of fixed support, rotational hydraulic cylinder is inclined at polishing support opposite side Between fixed support, using rotational hydraulic cylinder driving polishing support, enable is efficiently rotated the need for being polished according to workpiece and adjusted Sand belt is saved, the efficiency and quality of workpiece polishing is improved, regulation is rotatably connected to vertically respectively by adjusting both sides above and below roller Screw mandrel, regulation screw mandrel can carry out translational adjustment along regulation guide groove, make the tension force that can ensure that sand belt, meet production and application The need for.
Brief description of the drawings
Fig. 1 is a kind of front view of adjustable burnishing device of the present invention.
Fig. 2 is a kind of top view of adjustable burnishing device of the present invention.
In figure:1. fixed support, 2. polishing supports, 3. polishing motors, 4. sand belts, 5. rotational hydraulic cylinders, 6. bearing material branch Frame, 7. bearing material rollers, 8. lifting hydraulic cylinders, 9. polishing rollers, 10. regulation rollers, 11. polishing sprocket wheels, 12. fixed support plates, 13. Rotating sprocket, 14. polishing chains, 15. guided in translation bars, 16. postive stop baffles, 17. pilot sleeves, 18. lock plungers, 19. regulations Screw mandrel, 20. regulation guide grooves, 21. fixing nuts.
Embodiment
In order to further describe the present invention, a kind of specific reality of adjustable burnishing device is expanded on further below in conjunction with the accompanying drawings Mode is applied, following examples are explanation of the invention and the invention is not limited in following examples.
As shown in Figure 1 and Figure 2, a kind of adjustable burnishing device of the present invention, including fixed support 1, polishing support 2, polishing electricity Machine 3, sand belt 4, rotational hydraulic cylinder 5, bearing material support 6, bearing material roller 7 and lifting hydraulic cylinder 8, the level of polishing support 2 of the invention The upper side of fixed support 1 is arranged on, bearing material support 6 is horizontally set on the top opposite side of fixed support 1, polishing support 2 side Two ends are hinged respectively is connected to the upside of fixed support 1, and rotational hydraulic cylinder 5 is inclined at the polishing opposite side of support 2 and fixed support 1 Between, the tail end of rotational hydraulic cylinder 5, which is hinged, is connected to fixed support 1, and the output end of rotational hydraulic cylinder 5, which is hinged, is connected to the downside of polishing support 2. The upper side two ends of polishing support 2 of the present invention are rotatably connected to polishing roller 9 vertically respectively, polish the top opposite side of support 2 Vertical to be rotatably connected to regulation roller 10, the horizontal coil of sand belt 4 polishes the He of roller 9 on polishing roller 9 and regulation roller 10 The neck being adapted with sand belt 4 is provided with regulation roller 10, the upper end of polishing roller 9 of polishing support 2 side is horizontally disposed with There is polishing sprocket wheel 11, the upside of polishing support 2 is vertically arranged with fixed support plate 12, and polishing motor 3 is vertically arranged in fixed support The side of plate 12, the output end of polishing motor 3 is horizontally disposed rotating sprocket 13, and level is nibbled between polishing sprocket wheel 11 and rotating sprocket 13 Conjunction is connected with polishing chain 14.Multiple liftings are evenly arranged with vertically between the outside of bearing material support 6 of the present invention and fixed support 1 Hydraulic cylinder 8, lifting hydraulic cylinder 8 is arranged on fixed support 1 straight up, and the output end of lifting hydraulic cylinder 8 is hinged with bearing material support 6 Connect, the upper horizontal uniform rotation of bearing material support 6 is connected with many bearing material rollers 7, and the both sides of bearing material support 6 are horizontally disposed with respectively translation Guide rod 15, guided in translation bar 15 is parallel to each other with bearing material roller 7, and the top both sides of bearing material roller 7 are horizontally disposed with limited location baffle plate respectively 16, postive stop baffle 16 is mutually perpendicular to bearing material roller 7, and the lower section both sides of postive stop baffle 16 are horizontally disposed with respectively to be had and guided in translation bar 15 The pilot sleeve 17 being adapted, is provided with lock plunger 18 between pilot sleeve 17 and guided in translation bar 15.
The regulation roller of the present invention is rotatably connected to regulation screw mandrel 19 in both sides vertically respectively about 10, and polishing support is about 2 Both sides are horizontally disposed with respectively the regulation guide groove 20 being adapted with regulation screw mandrel 19, and regulation screw mandrel 19 is vertically arranged in regulation and led Into groove 20, polishing support is threaded with fixing nut 21 respectively about 2 on the regulation screw mandrel 19 of both sides so that regulation screw mandrel 19 can along regulation guide groove 20 carry out translational adjustment, make the tension force that can ensure that sand belt 4, it is ensured that the polishing efficiency of workpiece and Quality.The multiple lifting hydraulic cylinders 8 being uniformly arranged vertically between the bearing material support 6 and fixed support 1 of the present invention are using with all the way Oil circuit parallel drive so that bearing material support 6 can level smoothly lifted.
Using above-mentioned technical proposal, a kind of adjustable burnishing device of the present invention when in use, by bearing material support 6 Side horizontal homogeneous is rotatably connected to many bearing material rollers 7, and the top both sides of bearing material roller 7 are horizontally disposed with limited location baffle plate 16 respectively, spacing Baffle plate 16 can carry out translational adjustment according to the dimensions level of workpiece so that workpiece stable in polishing process can be put Put on bearing material roller 7, by being evenly arranged with multiple lifting hydraulic cylinders 8 vertically between the outside of bearing material support 6 and fixed support 1, Using the synchronous driving bearing material support 6 of multiple lifting hydraulic cylinders 8, enable is risen workpiece level the need for being polished according to workpiece Drop, is rotatably connected to polishing roller 9, polishing support 2 top opposite side is erected vertically respectively by polishing the upper side two ends of support 2 Straight to be rotatably connected to regulation roller 10, the horizontal coil of sand belt 4 utilizes polishing motor 3 on polishing roller 9 and regulation roller 10 Driving sand belt 4 is operated, the artificial workpiece promoted on bearing material roller 7, drives workpiece to be in close contact with sand belt 4 so that work Part can be polished by progress rapidly and efficiently, and being hinged respectively by polishing the side two ends of support 2 is connected to the upside of fixed support 1, rotates Hydraulic cylinder 5 is inclined between the polishing opposite side of support 2 and fixed support 1, using the driving polishing support 2 of rotational hydraulic cylinder 5, Enable is efficient the need for being polished according to workpiece to rotate regulation sand belt 4, improves the efficiency and quality of workpiece polishing, passes through regulation Roller is rotatably connected to regulation screw mandrel 19 in both sides vertically respectively about 10, and regulation screw mandrel 19 can be carried out along regulation guide groove 20 Translational adjustment, makes the tension force that can ensure that sand belt 4.By such structure, reasonable in design of the present invention can be rapidly and efficiently By workpiece as needed it is convenient be accurately polished processing, improve the efficiency and quality of work pieces process, meeting production makes The need for.
Above content described in this specification is only illustration made for the present invention.Technology belonging to of the invention The technical staff in field can make various modifications or supplement to described specific embodiment or use similar mode Substitute, content without departing from description of the invention or surmount scope defined in the claims, this all should be belonged to The protection domain of invention.

Claims (3)

1. a kind of adjustable burnishing device, it is characterised in that:The adjustable burnishing device include fixed support, polishing support, Polishing motor, sand belt, rotational hydraulic cylinder, bearing material support, bearing material roller and lifting hydraulic cylinder, the polishing support level are arranged on At the upper side of fixed support, bearing material support level is arranged on opposite side above fixed support, the polishing support side two ends point It Jiao Lian not be connected on the upside of fixed support, rotational hydraulic cylinder is inclined between polishing support opposite side and fixed support, rotate Hydraulic cylinder tail end, which is hinged, is connected to fixed support, and rotational hydraulic cylinder output end, which is hinged, to be connected on the downside of polishing support, the polishing support Upper side two ends are rotatably connected to opposite side above polishing roller, polishing support and are rotatably connected to regulation rolling vertically vertically respectively Wheel, the sand belt horizontal coil is provided with and polished on polishing roller and regulation roller on polishing roller and regulation roller The neck that band is adapted, the polishing roller upper end of the polishing support side is horizontally disposed to be had on the upside of polishing sprocket wheel, polishing support Fixed support plate is vertically arranged with, polishing motor is vertically arranged in fixed support plate side, and polishing motor output end is horizontally disposed with There is rotating sprocket, level engagement is connected with polishing chain, the bearing material stent outer between the polishing sprocket wheel and rotating sprocket It is evenly arranged with multiple lifting hydraulic cylinders vertically between fixed support, lifting hydraulic cylinder is arranged on fixed support straight up On, lifting hydraulic cylinder output end is hinged with bearing material support, and the bearing material support upper horizontal uniform rotation is connected with many and held Expect roller, the bearing material support both sides are horizontally disposed with respectively guided in translation bar, and guided in translation bar is parallel to each other with bearing material roller, described Both sides are horizontally disposed with limited location baffle plate respectively above bearing material roller, and postive stop baffle is mutually perpendicular to bearing material roller, two below postive stop baffle Side is horizontally disposed with respectively the pilot sleeve being adapted with guided in translation bar, and lock is provided between pilot sleeve and guided in translation bar Tight bolt.
2. a kind of adjustable burnishing device according to claim 1, it is characterised in that:Both sides point above and below the regulation roller Not being rotatably connected to both sides above and below regulation screw mandrel, polishing support vertically and being horizontally disposed with respectively has the regulation being adapted with regulation screw mandrel Guide groove, regulation screw mandrel is vertically arranged in regulation guide groove, and screw thread connects respectively on the regulation screw mandrel of both sides above and below polishing support It is connected to fixing nut.
3. a kind of adjustable burnishing device according to claim 1, it is characterised in that:The bearing material support and fixed support Between multiple lifting hydraulic cylinders for being uniformly arranged vertically use same road binders road parallel drive.
CN201710336420.0A 2017-05-13 2017-05-13 A kind of adjustable burnishing device Withdrawn CN107097126A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710336420.0A CN107097126A (en) 2017-05-13 2017-05-13 A kind of adjustable burnishing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710336420.0A CN107097126A (en) 2017-05-13 2017-05-13 A kind of adjustable burnishing device

Publications (1)

Publication Number Publication Date
CN107097126A true CN107097126A (en) 2017-08-29

Family

ID=59670138

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710336420.0A Withdrawn CN107097126A (en) 2017-05-13 2017-05-13 A kind of adjustable burnishing device

Country Status (1)

Country Link
CN (1) CN107097126A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107855856A (en) * 2017-12-14 2018-03-30 湖北金成光电科技股份有限公司 A kind of wood board polishing machine
CN108081125A (en) * 2017-11-08 2018-05-29 周玉龙 A kind of hardware tool surface sander easy to use
CN108500800A (en) * 2018-03-30 2018-09-07 浙江云木新材股份有限公司 A kind of wallboard coalignment
CN109225864A (en) * 2018-08-16 2019-01-18 李仁帅 A kind of freeze-dried royal jelly powder Special filtering device and application method
CN111299058A (en) * 2020-02-26 2020-06-19 斯威克斯体育产业发展有限公司 Automatic waxing device
CN113263406A (en) * 2021-06-10 2021-08-17 杨凤云 Intelligent chemical part polishing device
CN117506572A (en) * 2024-01-05 2024-02-06 福建泉州南星大理石有限公司 Polishing process for terrazzo production

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108081125A (en) * 2017-11-08 2018-05-29 周玉龙 A kind of hardware tool surface sander easy to use
CN108081125B (en) * 2017-11-08 2019-05-17 江山市恒生实业有限公司 A kind of hardware tool surface sander convenient to use
CN107855856A (en) * 2017-12-14 2018-03-30 湖北金成光电科技股份有限公司 A kind of wood board polishing machine
CN107855856B (en) * 2017-12-14 2024-06-11 武汉锐霖包装材料有限公司 Plank burnishing machine
CN108500800A (en) * 2018-03-30 2018-09-07 浙江云木新材股份有限公司 A kind of wallboard coalignment
CN109225864A (en) * 2018-08-16 2019-01-18 李仁帅 A kind of freeze-dried royal jelly powder Special filtering device and application method
CN109225864B (en) * 2018-08-16 2020-05-08 浙江江山健康蜂业有限公司 Special filtering device for royal jelly freeze-dried powder and using method
CN111299058A (en) * 2020-02-26 2020-06-19 斯威克斯体育产业发展有限公司 Automatic waxing device
CN113263406A (en) * 2021-06-10 2021-08-17 杨凤云 Intelligent chemical part polishing device
CN117506572A (en) * 2024-01-05 2024-02-06 福建泉州南星大理石有限公司 Polishing process for terrazzo production
CN117506572B (en) * 2024-01-05 2024-04-26 福建泉州南星大理石有限公司 Polishing process for terrazzo production

Similar Documents

Publication Publication Date Title
CN107097126A (en) A kind of adjustable burnishing device
CN206010652U (en) A kind of sheet metal surface grinding device
CN207272947U (en) A kind of quick sanding apparatus for lamp stand
CN203197704U (en) Stone profile grinder
CN104389250B (en) A kind of sander for the railway track web of the rail
CN208880463U (en) Planar accurate grinding polishing machine
CN111716204B (en) Wood surface fine treatment processing system
CN205394209U (en) Burnishing device of high -efficient long and thin tubular metal resonator
CN206200688U (en) A kind of New Abrasive Belt sharpening machine for steel tube surface
CN108908032B (en) Cylindrical grinding machine with uniform grinding
CN102837247B (en) Working table of abrasive belt machine
CN206982380U (en) A kind of adjustable burnishing device
CN213765298U (en) Height-adjustable's priming paint grinder
CN201361815Y (en) Diamond grinding wheel high-efficient polishing machine
CN217942771U (en) Bearing inner circle machining grinding machine
CN209190419U (en) Automatically grinding polissoir
CN106625072B (en) Clip automatic sander
CN217530416U (en) Stainless steel plate wire drawing polishing machine
CN116833843A (en) Plank processingequipment with automatic feeding system
CN108326694B (en) Steel plate grinding machine
CN213319406U (en) Grinding machine workbench
CN108908035A (en) A kind of magnesium-alloy tube bar outer surface arrangement for grinding
CN203125266U (en) Grinding machine used for outer surface of air bottle
CN103213048A (en) Novel stone copying grinding device
CN207548458U (en) A kind of electrode roller grinding device

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
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20170829