CN107088826A - Sleeve grinder - Google Patents
Sleeve grinder Download PDFInfo
- Publication number
- CN107088826A CN107088826A CN201710344419.2A CN201710344419A CN107088826A CN 107088826 A CN107088826 A CN 107088826A CN 201710344419 A CN201710344419 A CN 201710344419A CN 107088826 A CN107088826 A CN 107088826A
- Authority
- CN
- China
- Prior art keywords
- grinding rod
- piece
- lobus
- support frame
- buffer pocket
- 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.)
- Pending
Links
- 241001582888 Lobus Species 0.000 claims abstract description 77
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000003746 surface roughness 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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/02—Lapping machines or devices; Accessories designed for working surfaces of revolution
-
- 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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention relates to lapping device technical field there is provided a kind of sleeve grinder, including the grinding rod with hollow pipeline, support frame and the buffer pocket being connected on support frame；Support frame is provided with the clamper for fixes sleeve；The top of buffer pocket is provided with upper through hole and seal box, and the bottom of buffer pocket is provided with lower through-hole；Seal box is provided with relief valve and the limited block that can be offseted with buffer pocket；The upper end of grinding rod, which is located in buffer pocket and rotated with seal box, to be connected, and seal box can drive grinding rod to move up and down, and grinding rod is located at the lower section of buffer pocket through the lower end of lower through-hole and grinding rod；Grinding rod is located at that surface in buffer pocket is relative to be provided with lobus sinister piece and lobus dexter piece, lobus sinister piece and lobus dexter piece is hollow sets and connect with the hollow pipeline of grinding rod, and the front end face of lobus sinister piece is provided with steam vent, and the rear end face of lobus dexter piece is provided with steam vent.The technical program middle sleeve grinder grinding effect is good, and grinding efficiency is high, and operationally stability is good for grinder.
Description
Technical field
The present invention relates to lapping device technical field, and in particular to a kind of sleeve grinder.
Background technology
Sleeve is a kind of instrument commonly used in auto repair, is usually used in tightening or dismantling screw.In its structure is generally included
Hole and cylindrical, endoporus mainly plays support guide, cylindrical to be generally used for being contacted and being played a supporting role with other parts.
The conventional processing method of bore area includes drilling, reaming, fraising, bore hole, pulling eye, grinding out etc., and wherein grinding out is to improve
A kind of Ginding process of inner hole precision.The operation principle of grinding is to make complicated phase with machined surface under a certain pressure by lap tool
Motion is completed.Abrasive particle between lap tool and workpiece and grinding agent serve in relative motion, respectively machine cut with
Physics, chemical action, enable abrasive particle to cut very thin layer of material from workpiece surface, thus obtain high dimensional accuracy and
Superfine surface roughness.Traditional sleeve grinding out mode typically uses hand-ground, and this lapping mode is not only laborious, consumption
Can, also there is potential safety hazard.
CN202088089U discloses a kind of Pneumatic sleeve grinding machine, including frame, and frame is provided with hollow grinding rod,
Grinding rod is bolted in frame by hollow drilling, and the top of grinding rod is provided with outside cylinder driving device, grinding rod
Side is set with workpiece sleeve, and flange is connected between workpiece sleeve and cylinder driving device, and the connection of sleeve and grinder is simple
Convenient, the sleeve that cartridge exterior has boss or groove can use the fixture scheme of this grinder, without boss and groove can turner
Skill screw thread.The technical scheme greatly reduces the labor intensity of staff.
But also there is certain defect in such scheme：Need to rely on whole cylinder driving device and sleeve in process of lapping
Mobile or rotate, realization allows sleeve and grinding rod to be subjected to displacement change, and abrasive sleeve endoporus, can so cause entirely to grind
The stability of machine operationally is bad；And grinding velocity of rotation is limited, the extruding frequency between grinding rod and hub internal bore is relatively low,
Grinding effect is bad, and grinding efficiency is low.
The content of the invention
It is an object of the invention to provide a kind of sleeve grinder, not only grinding effect is good, and grinding efficiency is high, and grinding
Operationally stability is good for machine.
To reach above-mentioned purpose, base case of the invention is：A kind of sleeve grinder is provided, including with hollow pipeline
Grinding rod, in addition to support frame and the buffer pocket that is connected on support frame；Support frame is provided with the clamping for fixes sleeve
Device；The top of buffer pocket is provided with upper through hole, the seal box skidded off above and below upper through hole and energy current buffer box, the bottom of buffer pocket
Portion is provided with lower through-hole；Seal box is provided with relief valve and prevents seal box from skidding off the limited block of through hole；The upper end position of grinding rod
In in buffer pocket, grinding rod is located at the lower section of buffer pocket through the lower end of lower through-hole and grinding rod；Between seal box and grinding rod
Provided with connecting rod, the upper end of connecting rod is fixedly connected with seal box, and the lower end of connecting rod is rotated with grinding rod to be connected, and connecting rod can drive and grind
Frotton is moved up and down；The surface that grinding rod is located in buffer pocket is provided with lobus sinister piece and lobus dexter piece, lobus sinister piece and lobus dexter relatively
Piece is hollow to be set and is connected with the hollow pipeline of grinding rod, and the front end face of lobus sinister piece is provided with steam vent, the rear end of lobus dexter piece
Face is provided with steam vent.Lobus sinister piece and lobus dexter piece include front end face and rear end face, and front end face is in the side of blade, and rear end face is with before
End face is relative and is located at the opposite side of blade, i.e. the steam vent of the steam vent of lobus sinister piece and lobus dexter piece is oppositely arranged.
The operation principle of the technical program is：Sleeve is penetrated on the grinding rod below buffer pocket, and with clamping
Device fixes sleeve；Then compressed air is passed through into the hollow pipeline of grinding rod, compressed air enters left by hollow pipeline
In blade and lobus dexter piece, and discharged from the steam vent in the steam vent discharge on lobus sinister piece front end face, lobus dexter piece rear end face；Compression
Air can give the thrust of lobus sinister piece backward from the front end face discharge of lobus sinister piece, and compressed air discharges meeting from the rear end face of lobus dexter piece
The thrust of lobus dexter piece forward is given, lobus sinister piece and lobus dexter piece rotate, so as to drive grinding rod to rotate, reach and grind in the opposite direction
Grind the purpose of hub internal bore；Compressed air is discharged into buffer pocket from steam vent, and gives seal box outside pressure, when slow
Rush after the air pressure in box reaches to a certain degree, seal box is pushed upwardly out and current buffer box moves up seal box and moved up, meeting
Grinding rod is driven to also move up by connecting rod, when seal box, which is moved to limited block, to be offseted with buffer pocket, seal box stops
Only move, at this time, the air pressure in buffer pocket can be also gradually increasing, after air pressure reaches to a certain degree, relief valve is opened, will be slow
The air discharge rushed in box；Then relief valve closing is turned off, seal box is moved down again under the Action of Gravity Field of grinding rod, directly
Air pressure in buffer pocket is gradually increasing and starts next working cycles when releasing seal box upwards.
The beneficial effect of the technical program is：1st, with the prior art moved by sleeve and whole cylinder driving device
Only have grinding rod to rotate or mobile so as to which the mode being ground is compared, in the technical program, without sleeve and buffering
Box is moved, and the stability of whole grinder operationally is good；2nd, with the prior art the mode being ground is rotated by sleeve
Compare, the technical program is ground by grinding rod own rotation to sleeve, easily improve the velocity of rotation of grinding rod, so that
The extruding frequency between grinding rod and hub internal bore is improved, grinding effect is good and grinding efficiency is high；3rd, air pressure in buffer pocket is utilized
Increase realize and allow seal box to move up so that the effect for driving grinding rod to move up, recycle the weight of grinding rod itself
Power so that grinding rod can be moved down and set back, and reach the purpose for moving up and down grinding rod, further improves grinding rod and grinds
The uniformity coefficient of hub internal bore is ground, grinding effect is more preferable；4th, with the prior art by sleeve outer wall set boss or
The mode of groove fixes sleeve is compared, and the technical program utilizes clamper fixes sleeve, not only simple to operate, it is not necessary to extra to add
Work sleeve, and it is more to can be suitably used for the sleeve species of this grinder, it is wide using scope；5th, the power source that the technical program is used is
Compressed air, energy-conserving and environment-protective.
Further, the grinding rod surface below buffer pocket is provided with gas hole.Small part enters grinding rod hollow pipeline
Interior compressed air can be discharged by gas hole, to blow away the powder chip produced in process of lapping, be allowed in grinding rod and sleeve
Hole carries out sufficiently effective contact, prevents powder chip from influenceing grinding effect, while compressed air can also take away a part of grinding
When due to friction produce heat, prevent that thermal deformation occurs when sleeve from grinding, sleeve grinding quality can be improved.
Further, lobus sinister piece and the equal arc of lobus dexter piece are set, and lobus sinister piece and lobus dexter piece include inner concave and arcuate surface,
The steam vent of lobus sinister piece is located on the inner concave of lobus sinister piece, and the steam vent of lobus dexter piece is located on the arcuate surface of lobus dexter piece.Compression is empty
Gas is discharged from the inner concave of lobus sinister piece, the arcuate surface discharge of lobus dexter piece so that lobus sinister piece and lobus dexter piece are made by opposite direction
Firmly rotate, and blade arc is set, help to reduce air drag when blade is rotated, improve the rotation of blade
Efficiency, and the usage amount of compressed air is reduced, reduce cost.
Further, support frame includes left support frame and right support frame, and left support frame and right support frame are with respect to grinding rod pair
Claim.Support frame is symmetrical set, the gravity for the buffer pocket being attached thereto can be allowed to be evenly distributed on support frame, effectively carried
High stability.
Further, clamper is included between left snap ring and right snap ring, and left snap ring and left support frame for fixes sleeve
Provided with spring, spring is provided between right snap ring and right support frame.Sleeve is penetrated into after grinding rod, left snap ring and right snap ring is utilized
Sleeve is blocked, and at this time the spring of Joining clasp and support frame can be deformed upon, spring can give left snap ring to recover deformation
With right snap ring thrust, so that left snap ring and right snap ring fix sleeve, good fixing effect, and different cylindrical sizes can be applicable
Sleeve, it is applied widely.
Brief description of the drawings
Fig. 1 is the structural representation of sleeve grinder of the present invention；
Fig. 2 is the structural representation of left snap ring and right snap ring in Fig. 1；
Fig. 3 is the structural representation of lobus sinister piece and lobus dexter piece in Fig. 1.
Embodiment
Reference in Figure of description includes：Left support frame 1, left snap ring 2, right support frame 10, right snap ring 20, spring
3rd, sleeve 4, grinding rod 5, gas hole 50, lobus sinister piece 51, lobus dexter piece 52, steam vent 53, hollow pipeline 54, buffer pocket 6, upper through hole
61st, seal box 62, connecting rod 63, relief valve 64.
Pass through bullet in the sleeve grinder that the present embodiment is provided, including left support frame 1 and right support frame 10, left support frame 1
Spring 3 is connected with left snap ring 2, right support frame 10 is connected with right snap ring 20 by spring 3, and left snap ring 2 and right snap ring 20 can enclose
Into an annulus, clamper is formed and the preferred stage clip of spring 3 in fixes sleeve 4, the present embodiment, as shown in Figure 2；Left support frame
1 and right support frame 10 on be welded with buffer pocket 6, the top of buffer pocket 6 is provided with upper through hole 61, can delay through upper through hole 61 and relatively
The seal box 62 that box 6 is moved up and down is rushed, seal box is equipped with limited block about 62, limited block is used to offset with buffer pocket 6, prevented
Seal box 62 is skidded off from upper through hole 61, and the top of seal box 62 is additionally provided with relief valve 64, is reached for the air pressure in buffer pocket 62
After to a certain extent, gas is discharged；The bottom of buffer pocket 6 is provided with lower through-hole, and buffer pocket 6 bottom through there is grinding rod 5, grind
Frotton 5 is tightly connected through lower through-hole and with buffer pocket 6；The center of grinding rod 5 is hollow pipeline 54, the external compression for being passed through
Air；The upper end of grinding rod 5 is located in buffer pocket 6, and the lower end of grinding rod 5 is located at the lower section of buffer pocket 6, for interting sleeve 4, and
Left snap ring 2 and right snap ring 20 are symmetrical arranged with respect to grinding rod 5；The surface that grinding rod 5 is located at the lower section of buffer pocket 6 is provided with gas hole
50, the chip produced for blowing away during grinding；The surface that grinding rod 5 is located in buffer pocket 6 is connected with lobus sinister piece 51 and the right side relatively
Blade 52, lobus sinister piece 51 and lobus dexter piece 52 are hollow to be set and is connected with the hollow pipeline 54 of grinding rod 5, and lobus sinister piece 51 and the right side
The equal arc of blade 52 is set, and lobus sinister piece 51 and lobus dexter piece 52 include connecting on inner concave and arcuate surface, the inner concave of lobus sinister piece 51
It is connected with steam vent 53, the arcuate surface of lobus dexter piece 52 and is communicated with steam vent 53, so that lobus sinister piece 51 and lobus dexter piece 52 can be sent out
It is raw to rotate；And the quantity of lobus sinister piece 51 and lobus dexter piece 52 is not limited to one, a preferably row lobus sinister piece 51 in the present embodiment
Quantity is three, and the quantity of lobus dexter piece 52 corresponding thereto is also three, while the group number of lobus sinister piece 51 and lobus dexter piece 52 is two groups,
View from above down, lobe numbers are four, and are evenly distributed on the surface of grinding rod 5, as shown in Figure 3；Grinding rod 5 and sealing
Connecting rod 63 is connected between box 62, and the upper end of connecting rod 63 is fixedly connected with seal box 62,5 turns of lower end and the grinding rod of connecting rod 63
Dynamic to connect, the rotational structure of the present embodiment is：Groove is opened up at the top of grinding rod 5, the lower end of connecting rod 63 is disk, disk card
Rotate in groove and with groove and be connected, so, connecting rod 63 is not only rotated with grinding rod 5 and is connected, and grinding rod 5 can be driven to enter
Row is moved up and down.
When actual use, sleeve 4 is penetrated on the grinding rod 5 of the lower section of buffer pocket 6, and utilizes left snap ring 2 and right card
Ring 20 blocks sleeve 4, and at this time the spring 3 of Joining clasp and support frame can be deformed upon, and spring 3 can give a left side to recover deformation
Snap ring 2 and the thrust of right snap ring 20, so that left snap ring 2 and right snap ring 20 fix sleeve 4；Then to the hollow tube of grinding rod 5
It is passed through compressed air in road 54, compressed air enters in lobus sinister piece 51 and lobus dexter piece 52 by hollow pipeline 54, and from lobus sinister piece
Steam vent 53 on 51 inner concaves is discharged, and the steam vent 53 on the arcuate surface of lobus dexter piece 52 is discharged；So that lobus sinister piece 51 and lobus dexter piece
52 are rotated by the active force of opposite direction, so as to drive grinding rod 5 to rotate, reach and rotate the endoporus of abrasive sleeve 4
Purpose；The compressed air that small part enters in the hollow pipeline 54 of grinding rod 5 can be discharged by gas hole 50, to blow away process of lapping
The powder chip of middle generation, allows grinding rod 5 to carry out sufficiently effective contact with the endoporus of sleeve 4 and grind；Compressed air is from exhaust
Hole 53 is discharged into buffer pocket 6, and gives buffer pocket 6 and the outside pressure of seal box 62, when the air pressure in buffer pocket 6 reaches
After to a certain degree, seal box 62 is gradually released upwards and current buffer box 6 is moved up, and seal box 62 is released upwards can pass through connecting rod
63 drive grinding rods 5 are also moved up, and when seal box 62, which is moved to limited block, to be offseted with buffer pocket 6, seal box 62 stops
Only move, at this time, the air pressure in buffer pocket 6 can be also gradually increasing, and after air pressure reaches to a certain degree, relief valve 64 is opened,
By the air discharge in buffer pocket 6；After the air pressure in buffer pocket 6 is reduced to a certain extent, relief valve 64 is closed, seal box 62
Moved down again under the Action of Gravity Field of grinding rod 5, release until the air pressure in buffer pocket 6 is gradually increasing and upwards seal box 62
When start next working cycles.
Above-described is only the preferred embodiment of the present invention, it is noted that for those skilled in the art,
Without departing from the inventive concept of the premise, several modifications and improvements can also be made, these should also be considered as the guarantor of the present invention
Scope is protected, these effects and practical applicability for implementing all without the influence present invention.The present invention omits the technology of description, shape
Shape, construction part are known technology.
Claims (5)
1. sleeve grinder, including the grinding rod with hollow pipeline, it is characterised in that also including support frame and be connected to support
Buffer pocket on frame；Support frame as described above is provided with the clamper for fixes sleeve；The top of the buffer pocket is provided with upper through hole,
The seal box skidded off above and below upper through hole and energy current buffer box, the bottom of buffer pocket is provided with lower through-hole；On the seal box
Provided with relief valve and preventing seal box from skidding off the limited block of upper through hole；The upper end of grinding rod is located in buffer pocket, and grinding rod is passed through
The lower end of lower through-hole and grinding rod is located at the lower section of buffer pocket；Connecting rod, the connecting rod are provided between the seal box and grinding rod
Upper end be fixedly connected with seal box, the lower end of connecting rod is rotated with grinding rod and be connected, and connecting rod can be driven above and below grinding rod progress
It is mobile；The surface that grinding rod is located in buffer pocket is relative provided with lobus sinister piece and lobus dexter piece, and the lobus sinister piece and lobus dexter piece are hollow
Set and connected with the hollow pipeline of grinding rod, and the front end face of lobus sinister piece is provided with steam vent, the rear end face of lobus dexter piece is provided with row
Stomata.
2. sleeve grinder according to claim 1, it is characterised in that the grinding rod surface below buffer pocket is provided with
Gas hole.
3. sleeve grinder according to claim 1, it is characterised in that the equal arc of lobus sinister piece and lobus dexter piece is set,
And lobus sinister piece and lobus dexter piece include inner concave and arcuate surface, the steam vent of the lobus sinister piece is located on the inner concave of lobus sinister piece,
The steam vent of the lobus dexter piece is located on the arcuate surface of lobus dexter piece.
4. sleeve grinder as claimed in any of claims 1 to 3, it is characterised in that support frame as described above includes a left side
Support frame and right support frame, and left support frame and right support frame are symmetrical with respect to grinding rod.
5. sleeve grinder according to claim 4, it is characterised in that the clamper includes the left side for fixes sleeve
Spring is provided between snap ring and right snap ring, and left snap ring and left support frame, spring is provided between right snap ring and right support frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344419.2A CN107088826A (en) | 2017-05-16 | 2017-05-16 | Sleeve grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344419.2A CN107088826A (en) | 2017-05-16 | 2017-05-16 | Sleeve grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107088826A true CN107088826A (en) | 2017-08-25 |
Family
ID=59638620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710344419.2A Pending CN107088826A (en) | 2017-05-16 | 2017-05-16 | Sleeve grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107088826A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107984326A (en) * | 2017-12-28 | 2018-05-04 | 昆山锐莱恩特精密机械有限公司 | Automation equipment for Work-piece burr polishing |
| CN110228001A (en) * | 2019-07-16 | 2019-09-13 | 孟庆美 | A kind of offshore drilling platform ocean wave type derusting device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2164949Y (en) * | 1993-05-29 | 1994-05-18 | 刘夜颜 | Guide aerodynamic turbine grinder |
| JP2001007059A (en) * | 1999-06-18 | 2001-01-12 | Hitachi Chem Co Ltd | Cmp-polishing agent and method for polishing substrate |
| CN2908035Y (en) * | 2006-05-19 | 2007-06-06 | 杭州至卓通讯科技有限公司 | Multi-station semi-automatic inner pore digital controlled grinding device |
| CN202088089U (en) * | 2011-05-26 | 2011-12-28 | 山东青能动力股份有限公司 | Pneumatic sleeve grinding machine |
| CN202200164U (en) * | 2011-07-16 | 2012-04-25 | 龚培生 | Novel grinding device |
| CN102528642A (en) * | 2010-12-07 | 2012-07-04 | 贵州航天精工制造有限公司 | Grinding method and device for non-magnetic thin sheet parts |
| CN105437030A (en) * | 2015-12-08 | 2016-03-30 | 启东汇通五金塑胶有限公司 | Handheld through hole grinding machine |
| CN206967266U (en) * | 2017-05-16 | 2018-02-06 | 遵义顺峰汽车零部件制造有限公司 | Sleeve grinder |
-
2017
- 2017-05-16 CN CN201710344419.2A patent/CN107088826A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2164949Y (en) * | 1993-05-29 | 1994-05-18 | 刘夜颜 | Guide aerodynamic turbine grinder |
| JP2001007059A (en) * | 1999-06-18 | 2001-01-12 | Hitachi Chem Co Ltd | Cmp-polishing agent and method for polishing substrate |
| CN2908035Y (en) * | 2006-05-19 | 2007-06-06 | 杭州至卓通讯科技有限公司 | Multi-station semi-automatic inner pore digital controlled grinding device |
| CN102528642A (en) * | 2010-12-07 | 2012-07-04 | 贵州航天精工制造有限公司 | Grinding method and device for non-magnetic thin sheet parts |
| CN202088089U (en) * | 2011-05-26 | 2011-12-28 | 山东青能动力股份有限公司 | Pneumatic sleeve grinding machine |
| CN202200164U (en) * | 2011-07-16 | 2012-04-25 | 龚培生 | Novel grinding device |
| CN105437030A (en) * | 2015-12-08 | 2016-03-30 | 启东汇通五金塑胶有限公司 | Handheld through hole grinding machine |
| CN206967266U (en) * | 2017-05-16 | 2018-02-06 | 遵义顺峰汽车零部件制造有限公司 | Sleeve grinder |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107984326A (en) * | 2017-12-28 | 2018-05-04 | 昆山锐莱恩特精密机械有限公司 | Automation equipment for Work-piece burr polishing |
| CN110228001A (en) * | 2019-07-16 | 2019-09-13 | 孟庆美 | A kind of offshore drilling platform ocean wave type derusting device |
| CN110228001B (en) * | 2019-07-16 | 2021-04-20 | 德清博发智能科技有限公司 | Sea wave type rust removing device for offshore drilling platform |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170825 |