CN108818308A - Hydraulic expanding cover and emery wheel mechanism - Google Patents
Hydraulic expanding cover and emery wheel mechanism Download PDFInfo
- Publication number
- CN108818308A CN108818308A CN201810728102.3A CN201810728102A CN108818308A CN 108818308 A CN108818308 A CN 108818308A CN 201810728102 A CN201810728102 A CN 201810728102A CN 108818308 A CN108818308 A CN 108818308A
- Authority
- CN
- China
- Prior art keywords
- hole
- card slot
- interior
- screw
- swollen
- 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
- 229910001651 emery Inorganic materials 0.000 title claims abstract description 62
- 230000007246 mechanism Effects 0.000 title claims abstract description 8
- 230000006835 compression Effects 0.000 claims abstract description 41
- 238000007906 compression Methods 0.000 claims abstract description 41
- 230000008961 swelling Effects 0.000 claims abstract description 32
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 20
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 claims description 2
- 241000937378 Everettia interior Species 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 19
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012546 transfer Methods 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
- B24B45/00—Means for securing grinding wheels on rotary arbors
- B24B45/006—Quick mount and release means for disc-like wheels, e.g. on power tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D5/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor
- B24D5/16—Bushings; Mountings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses hydraulic expanding cover and emery wheel mechanisms,Including expansion set main body and grinding wheel body,The expansion set main body includes hydraulic interior expansion sleeve,Hydraulic outer expansion sleeve,Interior swelling oil groove,Outer swelling oil groove,Interior swollen outage,Outer swollen outage,Expansion set flange,Outer swollen compression screw component,Interior swollen compression screw component,Keyway,Screw,Expansion set inner hole,Expansion set screw hole,It is driven housing pin mounting hole,It is driven housing pin component,The grinding wheel body includes annular abrasive,Emery wheel inner hole,Emery wheel screw hole,Clockwise card slot,Reverse card slot,Clockwise card slot through-hole,Reverse card slot through-hole,The circular outer wall of the hydraulic interior expansion sleeve is the inner peripheral wall of interior swelling oil groove,Interior swelling oil groove is connected to interior swollen outage and interior swollen compression screw component mounting hole,The outer swollen compression screw component,Interior swollen compression screw component is separately mounted on the outer wall of expansion set flange；The configuration of the present invention is simple, design are reasonable, emery wheel is convenient to mount and dismount.
Description
Technical field
The present invention relates to hydraulic expanding cover and emery wheel mechanisms.
Background technique
When traditional electro spindle or mechanical main shaft installation emery wheel, it is all made of the form of transition emery wheel seat or similar mounting flange
Emery wheel is mounted on main shaft, emery wheel seat has the output shaft of internal diameter and main shaft by rigid connection, with flat key and screw handle
Emery wheel seat is mounted on an axle, and emery wheel has screw hole, is fastened with key screw emery wheel seat and emery wheel, because of the raw operation of existing assembly line
Require the time of replacement emery wheel very short in process, when original traditional emery wheel mounting means needs to expend a large amount of when replacing emery wheel
Between remove assembly and disassembly screw, and traditional approach, using rigid seam allowance clearance fit, concentricity is poor, and replacement emery wheel is time-consuming, and effect is poor, such as
Emery wheel seat is needed replacing with greater need for more times.
Summary of the invention
For overcome the deficiencies in the prior art, present invention offer simple structure and reasonable design, emery wheel are convenient to mount and dismount hydraulic
Expansion set and emery wheel mechanism.
Hydraulic expanding cover and emery wheel mechanism, including expansion set main body and grinding wheel body, the expansion set main body include hydraulic interior expansion
Set, hydraulic outer expansion sleeve, interior swelling oil groove, outer swelling oil groove, interior swollen outage, outer swollen outage, expansion set flange, outer swollen pressurization
Screw assembly, interior swollen compression screw component, keyway, screw, expansion set inner hole, expansion set screw hole, transmission housing pin installation
Hole, transmission housing pin component, the grinding wheel body includes annular abrasive, emery wheel inner hole, emery wheel screw hole, clockwise card slot, inverse
Turn card slot, clockwise card slot through-hole, reverse card slot through-hole, the circular outer wall of the hydraulic interior expansion sleeve is the inner circle of interior swelling oil groove
Peripheral wall, interior swelling oil groove are connected to interior swollen outage and interior swollen compression screw component mounting hole, the outer swollen compression screw component,
Interior swollen compression screw component is separately mounted on the outer wall of expansion set flange, outer swollen compression screw component, interior swollen compression screw component
All be made of pressure regulating screw and rubber seal plug, the lower end of pressure regulating screw is equipped with link slot, rubber seal plug it is upper
End is equipped with connector, and connector is mounted in link slot, and the lower end of the rubber seal plug on interior swollen compression screw component is protruded into interior
In swelling oil groove, the lower end of the rubber seal plug on outer swollen compression screw component is protruded into outer swelling oil groove, hydraulic outer expansion sleeve
Circular inner wall contacted with outer swelling oil groove, outer swelling oil groove and outer swollen outage and outer swollen compression screw component mounting hole connect
Logical, keyway is located at one end of expansion set main body and is integrated with expansion set inner hole, and screw is mounted on the top of keyway and rises and reinforces
Effect, expansion set screw hole and transmission housing pin mounting hole annular spread are driven housing pin component by passing on expansion set flange
Dynamic screw, the compression spring for being sequentially arranged at drive screw lower end, gasket, axis are constituted with circlip, and drive screw is mounted on transmission
It is fastened in housing pin mounting hole and with expansion set flange, the annular abrasive is mounted on the circular outer wall of grinding wheel body, in emery wheel
The middle part of grinding wheel body is arranged in hole, and emery wheel inner hole is socketed on hydraulic outer expansion sleeve, and the clockwise card slot reverses card slot, is suitable
The side end face for turning card slot through-hole, card slot through-hole being reversed to be uniformly distributed grinding wheel body in a ring, clockwise card slot and clockwise card slot are logical
Hole connection reverses card slot to be connected to card slot through-hole is reversed, and the clockwise card slot through-hole or reverse card slot through-hole of grinding wheel body are socketed in
On drive screw, drive screw slides into clockwise card slot or reverses in card slot and be driven pressure when rotating grinding wheel body forward or backwards
Gasket on tight screw assembly is close to the end face of grinding wheel body.
The beneficial effects of the invention are as follows：The configuration of the present invention is simple, design are reasonable, mainly by expansion set main body and grinding wheel body structure
At hydraulic expanding cover and emery wheel remain original traditional screw mounting means, i.e., by using transition emery wheel seat or similar peace
The form of dress flange is mounted on emery wheel on main shaft, the output shaft of emery wheel seat internal diameter and main shaft by rigid connection, with flat key and
Screw is mounted on an axle emery wheel seat, and emery wheel has screw hole, is fastened with key screw emery wheel seat and emery wheel.Simultaneously in expansion set master
New transmission housing pin mounting hole is increased on body, for installing transmission housing pin component, remains biography on grinding wheel body
The emery wheel screw hole of system, and increased clockwise card slot newly, reversed card slot, clockwise card slot through-hole, reverse card slot through-hole, according to practical feelings
Condition, two kinds of mounting means can be arbitrarily used interchangeably, and guarantee the use of the old money product accessories of tradition.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is assembling schematic diagram of the grinding wheel body by traditional approach and emery wheel seat, main shaft.
Fig. 2 grinding wheel body passes through the assembling schematic diagram of expansion set main body and main shaft.
Fig. 3 is structural schematic diagram when expansion set main body is in swelling state.
Fig. 4 is the structural schematic diagram of expansion set main body in a free state.
Fig. 5 is positive structure schematic when expansion set main body is combined with grinding wheel body.
Fig. 6 is the C-C of Fig. 5 to cut-away view.
Fig. 7 is the B-B direction cut-away view of Fig. 5.
Fig. 8 is structure schematic diagram when expansion set main body is combined with grinding wheel body.
Fig. 9 is the structural schematic diagram for being driven housing pin component.
Specific embodiment
- Fig. 9 referring to Fig.1, hydraulic expanding cover and emery wheel mechanism, including expansion set main body 1 and grinding wheel body 2, the expansion set main body 1
Including hydraulic interior expansion sleeve 3, hydraulic outer expansion sleeve 4, interior swelling oil groove 5, outer swelling oil groove 6, interior swollen outage 7, outer swollen oil extraction
Hole 8, expansion set flange 9, outer swollen compression screw component 10, interior swollen compression screw component 11, keyway 12, screw 13, in expansion set
Hole 14, expansion set screw hole 15, transmission housing pin mounting hole 16, transmission housing pin component 17, the grinding wheel body 2 include ring
21, three shape abrasive material 18, emery wheel inner hole 19, emery wheel screw hole 20, three clockwise card slots reverse 22, three clockwise card slots of card slot are logical
23, three, hole reverse card slot through-hole 24, the circular outer wall of the hydraulic interior expansion sleeve 3 is contacted with interior swelling oil groove 5, described hydraulic
The circular outer wall of interior expansion sleeve 3 is the inner peripheral wall of interior swelling oil groove 5, interior swelling oil groove 5 and interior swollen outage 7 and interior swollen pressurization
The connection of screw assembly mounting hole, the outer swollen compression screw component 10, interior swollen compression screw component 11 are separately mounted to expansion set method
On the outer wall of orchid 9, outer swollen compression screw component 10, interior swollen compression screw component 11 are all by pressure regulating screw 25 and rubber seal
Plug 26 is constituted, and the lower end of pressure regulating screw 25 is equipped with link slot 27, and the upper end of rubber seal plug 26 is equipped with connector 28, connection
First 28 are mounted in link slot 27, and interior swelling oil groove 5 is protruded into the lower end of the rubber seal plug 26 on interior swollen compression screw component 11
Interior, the lower end of the rubber seal plug 26 on outer swollen compression screw component 10 is protruded into outer swelling oil groove 6, hydraulic outer expansion sleeve 4
Circular inner wall is contacted with outer swelling oil groove 6, and the circular inner wall of the hydraulic outer expansion sleeve 4 is the inner peripheral wall of outer swelling oil groove 6,
Outer swelling oil groove 6 is connected to the mounting hole of outer swollen outage 8 and outer swollen compression screw component 10, and keyway 12 is located at expansion set main body 1
One end and be integrated with expansion set inner hole 14, screw 13 be mounted on the top of keyway 12 and rise reinforcement effect, expansion set screw
Hole 15 and transmission 16 annular spread of housing pin mounting hole are driven housing pin component 17 by drive screw on expansion set flange 9
29, the compression spring 30, gasket 31, axis circlip 32 for being sequentially arranged at 29 lower end of drive screw are constituted, and drive screw 29 is installed
It is fastened in transmission housing pin mounting hole 16 and with expansion set flange 9, the annular abrasive 18 is mounted on the circle of grinding wheel body 2
The middle part of grinding wheel body 2 is arranged in outer wall, emery wheel inner hole 19, and emery wheel inner hole 19 is socketed on hydraulic outer expansion sleeve 4, described clockwise
Card slot 21 reverses card slot 22, clockwise card slot through-hole 23, the side for reversing card slot through-hole 24 to be uniformly distributed grinding wheel body 2 in a ring
End face, clockwise card slot 21 are connected to clockwise card slot through-hole 23, reverse card slot 22 to be connected to card slot through-hole 24 is reversed, grinding wheel body 2
Clockwise card slot through-hole 23 or reverse card slot through-hole 24 be socketed on drive screw 29, forward or backwards rotate grinding wheel body 2 when
Drive screw 29 slides into clockwise card slot 21 or reverses the gasket 31 and emery wheel in card slot 22 and being driven on housing pin component 17
It is close to the end face of main body 2.Before expansion set main body 1 is installed, the pressure regulating screw 25 on interior swollen compression screw component 11 is first adjusted, is made
Inner hole is in free state, when needing to install, the expansion set inner hole 14 of expansion set main body 1 is mounted on the main shaft 34 of motor 33, is made
The key 37 of main shaft 34 and the keyway 12 of expansion set main body 1 are corresponding, and the pressure then adjusted on interior swollen compression screw component 11 adjusts spiral shell
Silk 25 pressurizes to hydraulic oil and hydraulic interior expansion sleeve 3 is made to hold main shaft 34 tightly, then locks the screw 13 on keyway 12, makes tightening
Screw 13 is close to the main shaft 34 of motor 33, to complete the installation between expansion set main body 1 and main shaft 34.Remove expansion set main body 1
When, first the pressure regulating screw 25 on interior swollen compression screw component 11 is unclamped simultaneously with the screw 13 on keyway 12, i.e.,
Expansion set main body 1 can be removed from main shaft 34.Outer swollen compression screw component 10, interior swollen compression screw component 11 are separately mounted to expansion set
On the outer wall of flange 9, grinding wheel body 2 is socketed on hydraulic outer expansion sleeve 4 by emery wheel inner hole 19, by adjusting outer swollen pressurization spiral shell
Pressure regulating screw 25 on silk component 10 pressurizes to hydraulic oil, can make hydraulic 4 distending of outer expansion sleeve and swelling emery wheel inner hole
19, traditional expansion set screw hole 15 is remained in expansion set main body 1, can be used for installing and using original conventional grinding wheels, while
New transmission housing pin mounting hole 16 is increased in expansion set main body 1, for installing transmission housing pin component 17, grinding wheel body
Traditional emery wheel screw hole 20 is remained on 2, and has been increased clockwise card slot 21 newly, reversed card slot 22, clockwise card slot through-hole 23, reverse
Card slot through-hole 24 when installing grinding wheel body 2, first adjusts pressure regulating screw 25 on outer swollen compression screw component 10 to free shape
State；Make the clockwise card slot through-hole 23 of grinding wheel body 2 or reverses the transmission spiral shell of the alignment transmission housing pin component 17 of card slot through-hole 24
Silk 29, is axially forced to bottom, and drive screw 29 slides into clockwise card slot 21 or reverses card when rotating grinding wheel body 2 forward or backwards
In slot 22 and the gasket 31 that is driven on housing pin component 17 is close to the end face of grinding wheel body 2,2 axial direction of grinding wheel body by
Pressure, very close to each other between guarantee grinding wheel body 2 and emery wheel seat flange, the power of main shaft 34 drives emery wheel master by drive screw 29
Body 2, it is ensured that concentricity and power transfer after the installation of grinding wheel body 2, when needing replacing grinding wheel body 2, it is only necessary to adjust outer swollen
Pressure regulating screw 25 on compression screw component 10 arrives releasing orientation, small angle rotation grinding wheel body 2, on grinding wheel body 2
Clockwise card slot through-hole 23 reverses card slot through-hole 24 to be directed at drive screw 29, i.e., dismountable emery wheel simultaneously re-replaces new emery wheel.Liquid
Pressure expansion set and emery wheel remain original traditional screw mounting means, i.e., by using transition emery wheel seat 35 or similar Method for Installation
Blue form is mounted on grinding wheel body 2 on main shaft 34, and the output shaft of 35 internal diameter of emery wheel seat and main shaft 34 is used by rigid connection
Flat key and screw are mounted on an axle emery wheel seat 35, and grinding wheel body 2 has screw hole, with connecting screw 36 emery wheel seat 35 with
Emery wheel fastening.New transmission housing pin mounting hole 16 is increased in expansion set main body 1 simultaneously, for installing transmission housing pin
Component 17 remains traditional emery wheel screw hole 20 on grinding wheel body 2, and has increased clockwise card slot 21 newly, reversed card slot 22, is clockwise
Card slot through-hole 23 reverses card slot through-hole 24, and according to the actual situation, two kinds of mounting means can be arbitrarily used interchangeably, and guarantees tradition
The use of old money product accessories, the configuration of the present invention is simple, design are rationally, expansion set main body and grinding wheel body be convenient to mount and dismount.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (1)
1. hydraulic expanding cover and emery wheel mechanism, including expansion set main body and grinding wheel body, it is characterised in that：The expansion set main body includes liquid
Press in expansion sleeve, hydraulic outer expansion sleeve, interior swelling oil groove, outer swelling oil groove, interior swollen outage, outer swollen outage, expansion set flange,
Outer swollen compression screw component, interior swollen compression screw component, keyway, screw, expansion set inner hole, expansion set screw hole, transmission compress
Screw installing hole, transmission housing pin component, the grinding wheel body includes annular abrasive, emery wheel inner hole, emery wheel screw hole, clockwise
Card slot reverses card slot, clockwise card slot through-hole, reverses card slot through-hole, the i.e. interior swelling oil of the circular outer wall of the hydraulic interior expansion sleeve
The inner peripheral wall of slot, interior swelling oil groove are connected to interior swollen outage and interior swollen compression screw component mounting hole, the outer swollen pressurization
Screw assembly, interior swollen compression screw component are separately mounted on the outer wall of expansion set flange, outer swollen compression screw component, interior swollen pressurization
Screw assembly is all made of pressure regulating screw and rubber seal plug, and the lower end of pressure regulating screw is equipped with link slot, and rubber is close
The upper end of blocking is equipped with connector, and connector is mounted in link slot, under the rubber seal plug on interior swollen compression screw component
End is protruded into interior swelling oil groove, and the lower end of the rubber seal plug on outer swollen compression screw component is protruded into outer swelling oil groove, hydraulic
The circular inner wall of outer expansion sleeve is contacted with outer swelling oil groove, and outer swelling oil groove and outer swollen outage and outer swollen compression screw component are pacified
Hole connection is filled, keyway is located at one end of expansion set main body and is integrated with expansion set inner hole, and screw is mounted on the top of keyway simultaneously
Reinforcement effect is played, expansion set screw hole and transmission housing pin mounting hole annular spread are driven housing pin group on expansion set flange
Part is constituted by drive screw, the compression spring for being sequentially arranged at drive screw lower end, gasket, axis with circlip, drive screw installation
It being fastened in transmission housing pin mounting hole and with expansion set flange, the annular abrasive is mounted on the circular outer wall of grinding wheel body,
The middle part of grinding wheel body is arranged in emery wheel inner hole, and emery wheel inner hole is socketed on hydraulic outer expansion sleeve, and the clockwise card slot reverses card
Slot, clockwise card slot through-hole, reverse card slot through-hole are uniformly distributed a side end face of grinding wheel body, clockwise card slot and clockwise card in a ring
The connection of slot through-hole reverses card slot to be connected to card slot through-hole is reversed, the clockwise card slot through-hole or reverse card slot through-hole set of grinding wheel body
It connects on drive screw, drive screw slides into clockwise card slot or reverses in card slot and pass when rotating grinding wheel body forward or backwards
Gasket on the tight screw assembly of dynamic pressure is close to the end face of grinding wheel body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810728102.3A CN108818308B (en) | 2018-07-05 | 2018-07-05 | Hydraulic expansion sleeve and grinding wheel mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810728102.3A CN108818308B (en) | 2018-07-05 | 2018-07-05 | Hydraulic expansion sleeve and grinding wheel mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108818308A true CN108818308A (en) | 2018-11-16 |
| CN108818308B CN108818308B (en) | 2024-01-09 |
Family
ID=64134421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810728102.3A Active CN108818308B (en) | 2018-07-05 | 2018-07-05 | Hydraulic expansion sleeve and grinding wheel mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108818308B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110355985A (en) * | 2019-07-17 | 2019-10-22 | 西安交通大学 | A kind of rubber pocket precision corrector of large scale circular piece |
| CN112743453A (en) * | 2021-01-19 | 2021-05-04 | 机械科学研究总院海西（福建）分院有限公司 | Airbag tool knife handle hydraulic expansion sleeve coaxial structure |
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|---|---|---|---|---|
| DE4301048A1 (en) * | 1993-01-16 | 1994-07-21 | Stahl Sm Maschf | Wheel mounting assembly for grinding and polishing machine |
| JP2001105310A (en) * | 1999-09-30 | 2001-04-17 | Toyoda Mach Works Ltd | Grinding wheel locking structure to rotary main spindle |
| CN201735882U (en) * | 2010-07-08 | 2011-02-09 | 彭忠华 | Hydraulic expanding type locking longitudinal shear rest |
| CN102797763A (en) * | 2012-08-14 | 2012-11-28 | 高润 | Novel hydraulic expansion sleeve |
| CN203308950U (en) * | 2013-05-13 | 2013-11-27 | 四川瑞迪佳源机械有限公司 | Expansion sleeve |
| CN104033502A (en) * | 2014-05-22 | 2014-09-10 | 高润 | Hydraulic expansion sleeve |
| CN204772080U (en) * | 2015-07-15 | 2015-11-18 | 江西冠亿砂轮有限公司 | Simple and easy vitrified abrasive mounting structure |
| CN105945726A (en) * | 2016-07-15 | 2016-09-21 | 周俐翔 | Quick clamp assembling mechanism for grinding wheel |
| CN206555322U (en) * | 2017-03-10 | 2017-10-13 | 淄博矿业集团有限责任公司许厂煤矿 | Voussoir swelling soft start clutch |
| CN208514337U (en) * | 2018-07-05 | 2019-02-19 | 佛山市顺德区华顺电机实业有限公司 | Hydraulic expanding cover and emery wheel mechanism |
-
2018
- 2018-07-05 CN CN201810728102.3A patent/CN108818308B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4301048A1 (en) * | 1993-01-16 | 1994-07-21 | Stahl Sm Maschf | Wheel mounting assembly for grinding and polishing machine |
| JP2001105310A (en) * | 1999-09-30 | 2001-04-17 | Toyoda Mach Works Ltd | Grinding wheel locking structure to rotary main spindle |
| CN201735882U (en) * | 2010-07-08 | 2011-02-09 | 彭忠华 | Hydraulic expanding type locking longitudinal shear rest |
| CN102797763A (en) * | 2012-08-14 | 2012-11-28 | 高润 | Novel hydraulic expansion sleeve |
| CN203308950U (en) * | 2013-05-13 | 2013-11-27 | 四川瑞迪佳源机械有限公司 | Expansion sleeve |
| CN104033502A (en) * | 2014-05-22 | 2014-09-10 | 高润 | Hydraulic expansion sleeve |
| CN204772080U (en) * | 2015-07-15 | 2015-11-18 | 江西冠亿砂轮有限公司 | Simple and easy vitrified abrasive mounting structure |
| CN105945726A (en) * | 2016-07-15 | 2016-09-21 | 周俐翔 | Quick clamp assembling mechanism for grinding wheel |
| CN206555322U (en) * | 2017-03-10 | 2017-10-13 | 淄博矿业集团有限责任公司许厂煤矿 | Voussoir swelling soft start clutch |
| CN208514337U (en) * | 2018-07-05 | 2019-02-19 | 佛山市顺德区华顺电机实业有限公司 | Hydraulic expanding cover and emery wheel mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110355985A (en) * | 2019-07-17 | 2019-10-22 | 西安交通大学 | A kind of rubber pocket precision corrector of large scale circular piece |
| CN112743453A (en) * | 2021-01-19 | 2021-05-04 | 机械科学研究总院海西（福建）分院有限公司 | Airbag tool knife handle hydraulic expansion sleeve coaxial structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108818308B (en) | 2024-01-09 |
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Address after: 528000 Room 302, block 11, Liandong science and Technology Innovation Park, No. 1, Chuangfu Sixth Road, Lecong Town, Shunde District, Foshan City, Guangdong Province Applicant after: Guangdong Huashun Motor Technology Co.,Ltd. Address before: 528000 Dongbian, Jigeng Road, Liangcun Industrial Zone, Lecong Town, Shunde District, Foshan City, Guangdong Province Applicant before: FOSHAN HUASHUN MOTOR INDUSTRIAL Co.,Ltd. |
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