CN108581677A - A kind of grinding machine of double abrasive wheel structure - Google Patents
A kind of grinding machine of double abrasive wheel structure Download PDFInfo
- Publication number
- CN108581677A CN108581677A CN201810345214.0A CN201810345214A CN108581677A CN 108581677 A CN108581677 A CN 108581677A CN 201810345214 A CN201810345214 A CN 201810345214A CN 108581677 A CN108581677 A CN 108581677A
- Authority
- CN
- China
- Prior art keywords
- rubber sleeve
- lip
- grinding machine
- elastic
- abrasive wheel
- 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
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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
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
- B24B7/17—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings for simultaneously grinding opposite and parallel end faces, e.g. double disc grinders
-
- 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
-
- 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
- B24B51/00—Arrangements for automatic control of a series of individual steps in grinding a workpiece
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
This application provides a kind of grinding machines of double abrasive wheel structure, including planker, feeding track and four feeding clip wheels, feeding clip wheel are connected with the worm type of reduction gearing being set on the base under planker, conveying in pedestal, conveying, and feeding clip wheel includes：Steel bushing, steel bushing are connected on the output shaft of worm type of reduction gearing；Rubber sleeve, rubber sleeve is connected on steel bushing, rubber sleeve has the elastic lip of the upper lip of annular, the lower lips and several annulars of annular, upper lip is arranged on the top of rubber sleeve, lower lips are arranged in the lower part of rubber sleeve, several elastic lips are arranged at the middle part of rubber sleeve and between upper lip and lower lips, and the outer diameter of upper lip and the outer diameter of lower lips are respectively less than the outer diameter of elastic lip, and elastic lip axially and radially extends outwardly along rubber sleeve.It is reliable that the feeding clip wheel of the grinding machine of double abrasive wheel structure provided by the present application transports part.
Description
Technical field
The present invention relates to a kind of grinding machines of double abrasive wheel structure, more particularly to a kind of grinding machine of double abrasive wheel structure.
Background technology
A kind of efficient plane machining lathe when the grinding machine of double abrasive wheel structure is ground out two simultaneously in time processing process
A parallel end faces, the Product Precision being ground out due to it is high, and production efficiency is high, rubs in vapour, all conglomeraties such as bearing, magnetic material
On be widely used.
Publication CN201310624783.6 discloses a kind of double abrasive wheel structure grinding machine, including pedestal, is set on pedestal
There is sleeve, outer grinding wheel, interior grinding wheel, outer grinding wheel motor and interior grinding wheel motor is equipped in sleeve, outer grinding wheel is by outer grinding wheel spindle and outside
Grinding wheel motor connects, and interior grinding wheel is connect by interior grinding wheel spindle with interior grinding wheel motor；Outer grinding wheel spindle is located at the coaxial outer of interior grinding wheel spindle
Side, outer grinding wheel spindle pass through first bearing and interior grinding wheel axis connection；The height dimension of outer grinding wheel is gradually increased from outer rim to the center of circle, defeated
Feeding clip wheel is equipped on material between planker and conveying lower pallet, feeding clip wheel enables part to be transported from trend close to outer grinding wheel direction
It is dynamic.But after prolonged use, feeding clip wheel will produce abrasion, influence the feeding efficiency of feeding clip wheel, reduce double abrasive wheel knot
The production efficiency of structure grinding machine.
It is people in the art in conclusion feeding clip wheel how to be made reliably to transport processing part in long-term use
Member's urgent problem.
Invention content
The object of the present invention is to provide a kind of grinding machines of double abrasive wheel structure, solve after prolonged use, feeding clip wheel
Lead to the problem of influence of the abrasion to feeding reliability.
In order to solve the above technical problems, the present invention provides the following technical solutions：A kind of grinding machine of double abrasive wheel structure, including bottom
Seat, planker, feeding track and four feeding clip wheels under planker, conveying in conveying, the feeding clip wheel be arranged in the pedestal
On worm type of reduction gearing be connected, the feeding clip wheel includes：Steel bushing, the steel bushing are connected to the worm and gear and slow down
On the output shaft of device；Rubber sleeve, the rubber sleeve are connected on the steel bushing, and the rubber sleeve has the upper lip of annular, ring
The elastic lip of the lower lips of shape and several annulars, the upper lip are arranged in the top of the rubber sleeve, the lower lips
It is arranged in the lower part of the rubber sleeve, several elastic lips are arranged at the middle part of the rubber sleeve and are located at the upper lip
Between the lower lips, the outer diameter of the outer diameter of the upper lip and the lower lips is respectively less than the outer diameter of the elastic lip,
The elastic lip axially and radially extends outwardly along the rubber sleeve, has between the upper lip and adjacent elastic lip
There is upper slot, the upper slot is V-shaped, there is bracket groove, the bracket groove to take the shape of the letter U, the lower lips between two adjacent elastic lips
Have lower slot, the lower slot V-shaped between adjacent elastic lip.
Further, the feeding clip wheel further includes several shrapnels, the shrapnel be arranged in the rubber sleeve and with
The rubber sleeve forms integral structure.
Further, there are the shrapnel interior web portion and several V-type portions, the interior web portion to be mounted on institute
It states in the interior installation cavity of rubber sleeve, the inner wall of the interior web portion is kept out on the periphery of the steel bushing, the V-type portion connection
In lumen on the periphery of the interior web portion and mounted on the rubber sleeve, the outer end in the V-type portion is equipped with outer connection
Plate portion, the outside link plate portion are mounted in the outer installation cavity of the rubber sleeve.
Further, the V-type portion is equipped with interval trough, and the interval trough runs through the interior web portion, and makes
The interior web portion forms tile portion, and the interval trough runs through the upper surface and the lower surface in the V-type portion so that described
V-type portion forms a pair of of arc sheet body.
Further, there is subdivided gap between adjacent V-type portion.
Further, the arc sheet body has curved portion, and the both ends of the curved portion are respectively connected with inclined plate portion.
Further, the inclined plate portion of the curved portion outer end extends into the elastic lip, the curved portion outer end
The outer end in inclined plate portion be connected with the outside link plate portion.
Further, the outside link plate portion is located in the end of the elastic lip, and close to the elastic lip
Outer surface.
Further, the outer surface of the elastic lip has several annular grooves, is formed between adjacent annular groove
Contact site.
It can be seen from above-mentioned technical proposal the invention has the advantages that：
In the present invention, feeding clip wheel includes steel bushing and rubber sleeve, and rubber sleeve has the elastic lip of several annulars, transporting
When sending part, elastic lip is squeezed generation deformation, and the periphery of elastic lip is tightly pressed on the outer surface of part,
Under the action of frictional force, the feeding clip wheel of rotation enables part to be moved from trend close to outer grinding wheel direction, outside elastic lip
Surface has several annular grooves, forms contact site between adjacent annular groove, when transporting part, effectively increases elastic lip
Frictional force between portion and feature contacts face, so that feeding clip wheel is transported, part is relatively reliable, and feeding clip wheel further includes several bullets
The outside link plate portion of piece, shrapnel is located in the end of elastic lip, and close to the outer surface of elastic lip, the interior connecting plate of shrapnel
The inner wall in portion is kept out on the periphery of steel bushing, and when transporting part, elastic lip is squeezed generation deformation so that in rubber sleeve
The shrapnel of installation is squeezed generation deformation, and the shrapnel for generating deformation is to restore to the original state, and elastic lip is tightly pressed on to fortune
It send on the outer surface of part, increases the frictional force between elastic lip and feature contacts face, feeding clip wheel is made to transport part more
Add reliably, meanwhile, after prolonged use, elastic lip generates abrasion, and the elastic force of shrapnel, which squeezes elastic lip, to be mended
It repays, extends the service life of feeding clip wheel, reduce production cost.
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structural schematic diagram of the grinding machine of the feed clamp wheel part of the present invention.
Fig. 2 is the schematic cross-sectional view of the feeding clip wheel of the present invention.
Fig. 3 is the schematic cross-sectional view of the rubber sleeve of the feeding clip wheel of the present invention.
Fig. 4 is the partial enlarged view at the A in Fig. 3.
Fig. 5 is the structural schematic diagram of the shrapnel of the present invention.
Fig. 6 is section B-B sectional view in Fig. 5.
Fig. 7 is C-C cross-sectional views in Fig. 5.
Fig. 8 is the feed mechanism frequency variant speed regulating circuit of the present invention.
Reference sign：Pedestal 1, planker 2 in conveying, planker 3 under conveying, feeding clip wheel 4, steel bushing 41, keyway 411,
Rubber sleeve 42, upper lip 421, elastic lip 422, contact site 4221, annular groove 4222, lower lips 423, shrapnel installation cavity 424,
Outer installation cavity 4241, lumen 4242, interior installation cavity 4243, upper slot 425, bracket groove 426, lower slot 427, feeding track 5, clip wheel holder
6, shrapnel 7, outside link plate portion 71, V-type portion 72, arc sheet body 721, transition part 7121, inclined plate portion 7122, curved portion 7123 is interior
Web portion 73, tile portion 731, interval trough 74, subdivided gap 75, frequency converter 11, long-range starting or stopping control circuit 12, potentiometer
13, motor 14, alarm output unit 15.
Specific implementation mode
The embodiment of the present invention is described in detail below in conjunction with attached drawing, but the present invention can be defined by the claims
Implement with the multitude of different ways of covering.
The application is described further below with reference to Fig. 1 to Fig. 8, a kind of grinding machine of double abrasive wheel structure as shown in Figure 1,
Including planker 3, feeding track 5 and four feeding clip wheels 4 under planker 2, conveying in pedestal 1, conveying, planker 2 and conveying in conveying
Lower planker 3 is arranged on pedestal 1, and planker 2 is arranged the surface of the planker 3 under conveying in conveying, in conveying under planker 2 and conveying
Planker 3 limits the position that part enters the grinding machine of double abrasive wheel structure, is equipped with and send between planker 3 under planker 2 and conveying in conveying
Feed collet wheel 4, feeding clip wheel 4 are mounted on clip wheel holder 6, and planker under planker 2 and conveying is arranged in conveying in four feeding clip wheels 4
Two feeding clip wheels 4 are respectively arranged in 3 both sides, both sides, and feeding clip wheel 4 is connected with the worm type of reduction gearing being arranged on pedestal 1
It connects, motor 14 drives belt to drive worm type of reduction gearing, makes the feeding clip wheel 4 of 3 both sides of planker under planker 2 and conveying in conveying
It is formed and is relatively rotated, feeding clip wheel 4 enables part to be moved from trend close to outer grinding wheel direction, and feeding track 5 is arranged in conveying
The right side of planker 3 under upper planker 2 and conveying, can facilitate part to be placed in advance on the grinding machine of double abrasive wheel structure.
In the present embodiment, as shown in Figure 2 and Figure 3, feeding clip wheel 4 includes：Steel bushing 41 and rubber sleeve 42, steel bushing 41 are equipped with
Keyway 411, steel bushing 41 are keyed on the output shaft of worm type of reduction gearing, and rubber sleeve 42 is connected to the periphery of steel bushing 41, rubber
Gum cover 42 has the elastic lip 422 of the upper lip 421 of annular, the lower lips 423 and several annulars of annular, upper lip 421
It is arranged on the top of rubber sleeve 42, lower lips 423 are arranged in the lower part of rubber sleeve 42, several elastic lips 422 are arranged in rubber
The middle part of gum cover 42 and between upper lip 421 and lower lips 423, the outer diameter of the outer diameter and lower lips 423 of upper lip 421
The respectively less than outer diameter of elastic lip 422, elastic lip 422 axially and radially extend outwardly along rubber sleeve 42, upper lip 421 with
There is upper slot 425, upper slot 425 is V-shaped, in having between adjacent two elastic lips 422 between adjacent elastic lip 422
Slot 426, bracket groove 426 take the shape of the letter U, and have lower slot 427 between lower lips 423 and adjacent elastic lip 422, when transporting part,
Elastic lip 422 is squeezed generation deformation, and the periphery of elastic lip 422 is tightly pressed on the outer surface of part, is being rubbed
Under the action of wiping power, the feeding clip wheel 4 of rotation enables part to be moved from trend close to outer grinding wheel direction.
In the present embodiment, as shown in Figure 2, Figure 3, Figure 4, the outer surface of elastic lip 422 has several annular grooves 4222,
Contact site 4221 is formed between adjacent annular groove 4222, when transporting part, is effectively increased elastic lip 422 and is connect with part
Frictional force between contacting surface makes feeding clip wheel 4 transport part relatively reliable.
In the present embodiment, as shown in Figure 2 and Figure 3, feeding clip wheel 4 further includes several shrapnels 7, the rubber sleeve of feeding clip wheel 4
42 are equipped with shrapnel installation cavity 424, and shrapnel 7 is arranged in the shrapnel installation cavity 424 of rubber sleeve 42 and forms one with rubber sleeve 42
Body structure.
In the present embodiment, as shown in Fig. 2, Fig. 5, Fig. 6, Fig. 7, shrapnel 7 has outside link plate portion 71,73 and of interior web portion
Several V-type portions 72, interior web portion 73 are mounted in the interior installation cavity 4243 of rubber sleeve 42, and the inner wall of interior web portion 73 supports
Gear is conducive on the periphery of steel bushing 41 when transporting part, and shrapnel 7 generates deformation, and V-type portion 72 is connected to interior web portion 73
In lumen 4242 on periphery and mounted on rubber sleeve 42, the outer end in V-type portion 72 is equipped with outside link plate portion 71, outside link plate portion
71 are mounted in the outer installation cavity 4241 of rubber sleeve 42, and outside link plate portion 71 is located in the end of elastic lip 422, and lean on short round
Property lip 422 outer surface, when transporting part, elastic lip 422 is squeezed generation deformation so that installation in rubber sleeve 42
Shrapnel 7 be squeezed generation deformation, generate deformation shrapnel 7 be restore to the original state, elastic lip 422 is tightly pressed on fortune
It send on the outer surface of part, increases the frictional force between elastic lip 422 and feature contacts face, feeding clip wheel 4 is made to transport zero
Part is relatively reliable, meanwhile, after prolonged use, elastic lip 422 generates abrasion, and the elastic force of shrapnel 7 squeezes elastic lip 422
It can compensate, extend the service life of feeding clip wheel 4, reduce production cost.
In the present embodiment, as shown in figure 5, V-type portion 72 is equipped with interval trough 74, interval trough 74 runs through interior web portion 73,
And web portion 73 forms tile portion 731 in making, and interval trough 74 runs through the upper surface and the lower surface in V-type portion 72 so that V
Type portion 72 forms a pair of of arc sheet body 721, has subdivided gap 75 between adjacent V-type portion 72.
In the present embodiment, as shown in Fig. 5, Fig. 6, Fig. 7, arc sheet body 721 have curved portion 7123, the two of curved portion 7123
End is respectively connected with inclined plate portion 7122, and the inclined plate portion 7122 of 7123 outer end of curved portion extends into elastic lip 422, curved portion 7123
The outer end in the inclined plate portion 7122 of outer end is connected by transition part 7121 with outside link plate portion 71, the inclined plate of 7123 inner end of curved portion
The outer end in portion 7122 is connected by transition part 7121 with interior web portion 73.
In the present embodiment, as shown in figure 8, the grinding machine of double abrasive wheel structure further includes electric control system, electric control system
With control feed mechanism motor 14 frequency variant speed regulating circuit, the frequency variant speed regulating circuit include frequency converter 11, L1 lamps, L2 lamps,
The R feet of L3 lamps, long-range starting or stopping control circuit 12, potentiometer 13, motor 14 and alarm output unit 15, frequency converter 11 connect L1
The S feet of lamp, frequency converter 11 connect L2 lamps, and the T feet of frequency converter 11 connect L3 lamps, and the first PE feet of frequency converter 11 connect ground terminal, become
12 feet and 18 feet of frequency device 11 connect the both ends of long-range starting or stopping control circuit 12,50 feet, 53 feet and 55 feet point of frequency converter 11 respectively
Not Lian Jie potentiometer 13 three ends, the ends U, the ends V, the ends W and the 2nd PE feet of frequency converter 11 be separately connected 4 endpoints of motor 14,
01 end and 02 end of frequency converter 11 are separately connected the both ends of alarm output unit 5.
It these are only the preferred embodiment of the present invention, be not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.Any modification made by all within the spirits and principles of the present invention,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of grinding machine of double abrasive wheel structure, including planker (3), feeding track under planker (2), conveying in pedestal (1), conveying
(5) it is connected with the worm type of reduction gearing being arranged on the pedestal (1) with four feeding clip wheels (4), the feeding clip wheel (4)
It connects, which is characterized in that the feeding clip wheel (4) includes：
Steel bushing (41), the steel bushing (41) are connected on the output shaft of the worm type of reduction gearing；
Rubber sleeve (42), the rubber sleeve (42) are connected on the steel bushing (41), and the rubber sleeve (42) has the upper of annular
Lip (421), the lower lips (423) of annular and several annular elastic lips (422), upper lip (421) setting exist
The top of the rubber sleeve (42), the lower lips (423) are arranged in the lower part of the rubber sleeve (42), several elastic lips
(422) it is arranged at the middle part of the rubber sleeve (42) and between the upper lip (421) and the lower lips (423), institute
The outer diameter for stating upper lip (421) and the outer diameter of the lower lips (423) are respectively less than the outer diameter of the elastic lip (422), described
Elastic lip (422) axially and radially extends outwardly along the rubber sleeve (42), the upper lip (421) and adjacent elasticity
There is upper slot (425), the upper slot (425) is V-shaped, has between two adjacent elastic lips (422) between lip (422)
Bracket groove (426), the bracket groove (426) take the shape of the letter U, and have lower slot between the lower lips (423) and adjacent elastic lip (422)
(427), the lower slot (427) is V-shaped.
2. the grinding machine of double abrasive wheel structure according to claim 1, which is characterized in that the feeding clip wheel (4) is if further include
Dry shrapnel (7), shrapnel (7) setting form integral structure in the rubber sleeve (42) and with the rubber sleeve (42).
3. the grinding machine of double abrasive wheel structure according to claim 2, which is characterized in that the shrapnel (7) has interior connecting plate
Portion (73) and several V-type portions (72), the interior web portion (73) are mounted on the interior installation cavity of the rubber sleeve (42)
(4243) in, the inner wall of the interior web portion (73) is kept out on the periphery of the steel bushing (41), V-type portion (72) connection
In lumen (4242) on the periphery of the interior web portion (73) and mounted on the rubber sleeve (42), the V-type portion
(72) outer end is equipped with outside link plate portion (71), and the outside link plate portion (71) is mounted on the outer installation cavity of the rubber sleeve (42)
(4241) in.
4. the grinding machine of double abrasive wheel structure according to claim 3, which is characterized in that the V-type portion (72) is equipped with interval
Slot (74), the interval trough (74) run through the interior web portion (73), and the interior web portion (73) is made to form tile
Portion (731), and the interval trough (74) runs through the upper surface and the lower surface of the V-type portion (72) so that the V-type portion (72)
Form a pair of of arc sheet body (721).
5. the grinding machine of double abrasive wheel structure according to claim 4, which is characterized in that have between adjacent V-type portion (72)
Subdivided gap (75).
6. the grinding machine of double abrasive wheel structure according to claim 4, which is characterized in that the arc sheet body (721) has arc
The both ends in shape portion (7123), the curved portion (7123) are respectively connected with inclined plate portion (7122).
7. the grinding machine of double abrasive wheel structure according to claim 6, which is characterized in that curved portion (7123) outer end it is oblique
Plate portion (7122) extends into the elastic lip (422), the outer end in the inclined plate portion (7122) of curved portion (7123) outer end
It is connected with the outside link plate portion (71).
8. the grinding machine of double abrasive wheel structure according to claim 6, which is characterized in that the outside link plate portion (71) is located at institute
In the end for stating elastic lip (422), and close to the outer surface of the elastic lip (422).
9. the grinding machine of double abrasive wheel structure according to claim 8, which is characterized in that the appearance of the elastic lip (422)
Face has several annular grooves (4222), and contact site (4221) is formed between adjacent annular groove (4222).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810345214.0A CN108581677A (en) | 2018-04-17 | 2018-04-17 | A kind of grinding machine of double abrasive wheel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810345214.0A CN108581677A (en) | 2018-04-17 | 2018-04-17 | A kind of grinding machine of double abrasive wheel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108581677A true CN108581677A (en) | 2018-09-28 |
Family
ID=63611281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810345214.0A Pending CN108581677A (en) | 2018-04-17 | 2018-04-17 | A kind of grinding machine of double abrasive wheel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108581677A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109571198A (en) * | 2018-12-05 | 2019-04-05 | 吴叶鸿 | A kind of tubular turbine blade polishing device based on the clamping of three-dimensional twisted curved surface |
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| CN105422829A (en) * | 2015-11-02 | 2016-03-23 | 重庆御捷汽车部件有限公司 | Automobile gear shifting device with shock absorption inhaul cables and automatic anti-backlash bearing |
| CN106080041A (en) * | 2016-06-22 | 2016-11-09 | 青岛振华汇丰轮胎有限公司 | A kind of tubeless motorcycle tyre |
| CN205918899U (en) * | 2016-08-29 | 2017-02-01 | 四川华德精工制造有限公司 | Multiple sealed polytetrafluoroethylene oil blanket |
| CN107289132A (en) * | 2017-08-22 | 2017-10-24 | 浙江工业大学 | A kind of band strengthens the star reciprocating seal ring of skeleton |
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| JPH1148107A (en) * | 1997-08-01 | 1999-02-23 | Okamoto Kosaku Kikai Seisakusho:Kk | Method and device for grinding both side |
| CN2407189Y (en) * | 2000-01-27 | 2000-11-22 | 张玮 | Valve |
| CN201817041U (en) * | 2010-10-11 | 2011-05-04 | 丁钟敏 | Rib conveyer belt internally provided with steel transverse clapboard |
| CN101975278A (en) * | 2010-11-04 | 2011-02-16 | 重庆大学 | Self-healing seal device based on magnetorheological rubber and magnetorheological grease and reciprocating mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109571198A (en) * | 2018-12-05 | 2019-04-05 | 吴叶鸿 | A kind of tubular turbine blade polishing device based on the clamping of three-dimensional twisted curved surface |
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Application publication date: 20180928 |