CN115507134A - Pneumatic locking device of plain noodles cylinder - Google Patents
Pneumatic locking device of plain noodles cylinder Download PDFInfo
- Publication number
- CN115507134A CN115507134A CN202211173552.3A CN202211173552A CN115507134A CN 115507134 A CN115507134 A CN 115507134A CN 202211173552 A CN202211173552 A CN 202211173552A CN 115507134 A CN115507134 A CN 115507134A
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- Prior art keywords
- locking
- wall
- pressing block
- cylindrical
- ring
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- 235000009537 plain noodles Nutrition 0.000 title claims description 3
- 238000003825 pressing Methods 0.000 claims abstract description 68
- 230000001681 protective effect Effects 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 13
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 238000005461 lubrication Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 7
- 230000003068 static effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D49/00—Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
- F16D65/06—Bands, shoes or pads; Pivots or supporting members therefor for externally-engaging brakes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/14—Mechanical
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
Abstract
The invention provides a smooth cylindrical pneumatic locking device, which comprises a protective cover and a locking assembly, wherein a cylindrical channel is arranged on the protective cover; the locking assembly comprises a locking movable pressing block, a locking fixed pressing block and a tapered roller bearing, the tapered roller bearing comprises a tapered roller bearing outer ring, a locking ring and a tapered roller, a tapered opening of the tapered roller bearing is arranged downwards in the cylindrical channel, the tapered roller bearing outer ring is kept fixed, a plurality of locking ring cutting grooves are uniformly distributed on the locking ring along the bus direction, the outer wall of the locking movable pressing block is in sliding fit with the wall of the cylindrical channel, the locking fixed pressing block is fixedly arranged in the cylindrical channel, the outer wall of the locking movable pressing block is in sliding fit with the inner wall of the locking fixed pressing block, the locking ring follows the locking movable pressing block to move synchronously, an air cavity is formed among the locking movable pressing block, the locking fixed pressing block and the wall of the cylindrical channel, an air port is formed in the wall of the protective cover, and the air port is communicated with the air cavity.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to a smooth surface cylinder pneumatic locking device.
Background
The cylinder push rod device is widely applied to the fields of engineering machinery, agricultural machinery, industry, national defense military industry and the like, and provides reciprocating motion for equipment. Under many working conditions, the push rod needs to be kept at a certain fixed position and can be reliably locked. Aiming at hydraulic and pneumatic push rods, the existing main locking means mainly closes a driving oil path or an air path through a locking valve, a balance valve and the like to keep the position of the push rod; for an electric push rod, the existing main locking means is a motor internal contracting brake. However, the above-described locking methods have disadvantages that cannot be eliminated, and there is a risk of loss of accuracy in all cases where high-accuracy positioning is desired.
Therefore, a smooth cylindrical pneumatic locking device is needed to solve the above problems.
Disclosure of Invention
In view of this, the present invention provides a smooth cylindrical pneumatic locking device, which is used as a reliable locking unit of a smooth cylindrical push rod device, to achieve axial high-precision static locking of the push rod device, and to improve axial bearing capacity of the push rod.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a smooth cylindrical pneumatic locking device which comprises a protective cover and a locking assembly, wherein a cylindrical channel is arranged on the protective cover;
the locking assembly comprises a locking movable pressing block, a locking fixed pressing block and a tapered roller bearing, the tapered roller bearing comprises a tapered roller bearing outer ring, a locking ring and a tapered roller, a tapered opening of the tapered roller bearing is arranged in the cylindrical channel downwards, the tapered roller bearing outer ring is kept fixed, a plurality of locking ring cutting grooves are uniformly distributed on the locking ring along the generatrix direction of the locking ring, the outer wall of the locking movable pressing block is in sliding fit with the wall of the cylindrical channel, the locking fixed pressing block is fixedly arranged in the cylindrical channel, the outer wall of the locking movable pressing block is in sliding fit with the inner wall of the locking fixed pressing block, the locking ring follows the locking movable pressing block to move synchronously, an air cavity is arranged between the locking movable pressing block, the locking fixed pressing block and the wall of the cylindrical channel, an air port is arranged on the wall of the protective cover, and the air port is communicated with the air cavity.
Further, still include upper end cover and lower end cover, upper end cover and lower end cover set up respectively protection casing upper end and lower extreme, be equipped with the mouth of stepping down that is used for stepping down the cylinder piece on upper end cover and the lower end cover respectively, the mouth of stepping down with the cylinder passageway is coaxial.
Furthermore, a locking power spring is arranged between the upper end cover and the locking dynamic pressure block and used for applying thrust to the locking dynamic pressure block.
Furthermore, the locking power springs are uniformly distributed between the upper end cover and the locking movable pressing block in an annular mode.
Furthermore, the bottom surface of the upper end cover and the upper end of the locking dynamic pressure block are annularly and uniformly provided with spring installation grooves which correspond to one another one to one, and the locking power spring is arranged in the spring installation grooves.
Further, a sealing ring is arranged between the outer wall of the locking dynamic pressure block and the wall of the cylindrical channel, a sealing ring is arranged between the outer wall of the locking static pressure block and the wall of the cylindrical channel, and a sealing ring is arranged between the outer wall of the locking dynamic pressure block and the inner wall of the locking static pressure block.
Further, the outer wall of the locking dynamic pressure block is provided with a first mounting groove along the circumferential direction, the outer wall of the locking static pressure block is provided with a second mounting groove along the circumferential direction, the inner wall of the locking static pressure block is provided with a third mounting groove along the circumferential direction, and sealing rings are arranged in the first mounting groove, the second mounting groove and the third mounting groove.
Furthermore, an annular boss used for limiting the tapered roller bearing is arranged in the cylindrical channel along the radial direction.
Further, a linear bearing is arranged in the cylindrical channel and used for limiting the cylindrical part and preventing the axis of the cylindrical part from deviating; the linear bearing lubricating device further comprises an oil filling cup, and the oil filling cup is used for filling oil to the linear bearing for lubrication.
The gas pipe connector is characterized by further comprising a control source, wherein the control source comprises a proximity switch and a gas pipe connector, the sensing area of the proximity switch is located below the locking movable pressing block and used for detecting the position of the locking movable pressing block, and the gas pipe connector is communicated with the gas port.
The invention has the beneficial effects that:
according to the smooth cylindrical pneumatic locking device, the air cavity is ventilated through the air port, so that the locking movable pressing block is driven to move up and down, the inner ring of the tapered roller bearing is driven to move up and down synchronously with the inner ring, and the locking ring cutting grooves are distributed on the inner ring of the tapered roller bearing, so that the locking ring can be loosened or the cylindrical part can be locked under the action of the tapered roller in the up-and-down moving process.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims thereof.
Drawings
In order to make the object, technical scheme and beneficial effect of the invention more clear, the invention provides the following drawings for explanation:
FIG. 1 is a schematic view of the internal structure of an embodiment of the smooth cylindrical pneumatic locking device of the present invention;
FIG. 2 is a cross-sectional view of an embodiment of the plain cylindrical pneumatic locking device of the present invention;
FIG. 3 is a schematic view of an embodiment of a shield according to the present invention;
FIG. 4 is a schematic view of an embodiment of a locking moving pressing block of the present invention;
FIG. 5 is a schematic view of an embodiment of a locking constant pressure block of the present invention;
FIG. 6 is a schematic view of an embodiment of a tapered roller bearing according to the present invention;
FIG. 7 is a schematic view of an embodiment of an upper end cap according to the present invention;
FIG. 8 is a cross-sectional view of an embodiment of the upper end cap of the present invention;
FIG. 9 is a schematic view of an embodiment of a lower endcap of the present invention.
Description of the reference numerals:
1-a protective cover; 1 a-a locking channel; 1 b-gas port; 1 c-an annular boss; 1 d-an oil filling cup; 1 e-proximity switch mounting holes; 1 f-a gas pipe joint mounting hole; 2-locking a movable pressing block; 2 a-a first mounting groove; 3-locking the locking pressing block; 3 a-a second mounting groove; 3 b-a third mounting groove; 4-tapered roller bearings; 4 a-tapered roller bearing outer race; 4 b-locking ring; 4 c-tapered rollers; 4 d-locking ring cutting groove; 5-air cavity; 6-upper end cover; 6 a-upper end cap body; 6 b-cylindrical boss; 6 c-annular groove; 6 d-dustproof rubber ring; 7-lower end cap; 8-locking the power spring; 9-spring mounting groove; 10-a sealing ring; 11-a linear bearing; 12-a proximity switch; 13-a gas pipe joint; 14-cylindrical member.
Detailed Description
The present invention is further described below in conjunction with the drawings and the embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
EXAMPLE 1 smooth cylindrical pneumatic locking device
Fig. 1 and fig. 2 are a schematic diagram and a sectional view of the internal structure of the plain cylindrical pneumatic locking device according to the present embodiment, respectively. The smooth cylindrical pneumatic locking device comprises a protective cover 1 and a locking assembly, wherein a locking channel 1a is arranged on the protective cover 1;
as shown in fig. 2, the locking assembly of this embodiment includes a locking movable pressing block 2, a locking fixed pressing block 3 and a tapered roller bearing 4, in this embodiment, the tapered roller bearing 4 is a customized piece, which includes a tapered roller bearing outer ring 4a, a locking ring 4b and a tapered roller 4c, a taper of the tapered roller bearing 4 is disposed downward in the locking channel 1a, and the tapered roller bearing outer ring 4a is kept fixed, a plurality of locking ring cutting grooves 4d are uniformly distributed on the locking ring 4b along a generatrix direction thereof, an outer wall of the locking movable pressing block 2 is in sliding fit with a wall of the locking channel 1a, the locking fixed pressing block 3 is fixedly disposed in the locking channel 1a, an outer wall of the locking movable pressing block 2 is in sliding fit with an inner wall of the locking fixed pressing block 3, the locking ring 4b moves synchronously with the locking movable pressing block 2, an air cavity 5 is disposed between the locking movable pressing block 2, the locking fixed pressing block 3 and the wall of the locking channel 1a, an air cavity 1b is disposed on the wall of the protective cover 1, the air cavity 1b is communicated with the locking ring 5, and the air cavity 2 can be controlled by air pressure in the air cavity 5 by the air cavity 1b, thereby moving up and down. Specifically, in the present embodiment, the lower end of the locking movable pressing block 2 contacts the upper end of the locking ring 4b, so that the locking movable pressing block 2 applies a pushing force to the locking ring 4 b.
As shown in fig. 2, in this embodiment, the smooth cylindrical pneumatic locking device further includes an upper end cover 6 and a lower end cover 7, the upper end cover 6 and the lower end cover 7 are respectively disposed at the upper end and the lower end of the protection cover 1, and the upper end cover 6 and the lower end cover 7 are respectively provided with a yielding port for yielding the cylindrical member 14, and the yielding port is coaxial with the locking channel 1 a. Specifically, as shown in fig. 7 to 9, in this embodiment, the upper end cap 6 is an annular thin-walled member, and includes an upper end cap main body 6a and a cylindrical boss 6b coaxially disposed with the upper end cap main body 6a, the upper end cap main body 6a is provided with a plurality of counter bores, and screws fix the upper end cap 6 to the upper end of the protective cover 1 through the counter bores, in this embodiment, the inner wall of the upper end cap main body 6a is further provided with an annular groove 6c, and a dustproof rubber ring 6d is disposed in the annular groove 6 c. When in use, the inner wall of the cylindrical boss 6b is in clearance fit with the cylindrical part 14; the lower end cover 7 is also provided with a plurality of counter bores and is fixed at the lower end of the protective cover 1 through screws.
As shown in fig. 2, in this embodiment, locking power springs 8 are uniformly and annularly arranged between the upper end cover 6 and the locking movable pressing block 2, and the locking power springs 8 are used for applying thrust to the locking movable pressing block 2. Specifically, as shown in fig. 7-9, in this embodiment, the bottom surface of the upper end cover 6 and the upper end of the locking movable pressing block 2 are annularly and uniformly distributed with one-to-one spring installation grooves 9, the locking power springs 8 are arranged in the spring installation grooves 9 for completing the installation and positioning of the locking power springs 8, in specific implementation, the size of the spring installation grooves 9 should be matched with the size of the locking power springs 8 to prevent the axes thereof from deviating, and the number of the spring installation grooves 9 depends on the required locking force. Under the action of the locking power spring 8, the locking movable pressing block 2 can axially slide, the locking ring 4b moves up and down, and under the extrusion action of the tapered roller 4c, the locking ring 4b is subjected to elastic deformation in a contracting and expanding manner, so that the locking and opening actions are realized. When the air port 1b is communicated with an air source, the pressure in the air cavity 5 applies thrust to the locking movable pressing block 2 to enable the thrust to counteract the action of the force of the locking power spring 8, at the moment, the locking ring 4b is in a loosening state, when the air port 1b is disconnected with the air source, the locking power spring 8 pushes the locking ring 4b to move downwards, and the locking ring 4b is driven to be locked under the action of the tapered roller 4 c. The locking mechanism is a normally closed mechanism, when the air chamber 5 is at atmospheric pressure, the locking power spring 8 provides downward thrust for the locking movable pressing block 2, the lower end of the locking movable pressing block 2 pushes the locking ring 4b downward, and the locking ring 4b elastically deforms inwards under the action of the tapered roller 4c, so that the technical purpose of encircling and locking the cylindrical part 14 is achieved.
As shown in fig. 4 and fig. 5, in this embodiment, a sealing ring 10 is disposed between the outer wall of the locking movable pressing block 2 and the wall of the locking passage 1a, a sealing ring 10 is disposed between the outer wall of the locking fixed pressing block 3 and the wall of the locking passage 1a, and a sealing ring 10 is disposed between the outer wall of the locking movable pressing block 2 and the inner wall of the locking fixed pressing block 3. Specifically, in this embodiment, the outer wall of the locking movable pressing block 2 is provided with a first mounting groove 2a along the circumferential direction thereof, the outer wall of the locking fixed pressing block 3 is provided with a second mounting groove 3a along the circumferential direction thereof, the inner wall of the locking fixed pressing block 3 is provided with a third mounting groove 3b along the circumferential direction thereof, and the first mounting groove 2a, the second mounting groove 3a and the third mounting groove 3b are provided with sealing rings 10 therein. By providing the seal rings 10 at the three locations, the gas tightness of the gas chamber 5 can be enhanced.
As shown in fig. 2, in the present embodiment, an annular boss 1c for limiting the tapered roller bearing 4 is provided in the locking passage 1a in the radial direction. The tapered roller bearing 4 is prevented from moving in the axial direction, and the position of the tapered roller bearing outer ring 4a is kept fixed.
As shown in fig. 1 and fig. 2, in the present embodiment, a linear bearing 11 is disposed in the locking channel 1a, the linear bearing 11 is used for limiting the position of the cylindrical member 14 to prevent the axis thereof from deviating, and in the present embodiment, the linear bearing 11 is fixed by the lower end cover 7; the linear bearing lubricating device further comprises an oil filling cup 1d, and the oil filling cup 1d is used for filling oil to the linear bearing 11 for lubrication. During the use, the outer wall of cylinder 14 and linear bearing 11's inner wall sliding fit can effectively prevent that the 14 axes of cylinder from taking place the skew, for cylinder 14 provides the guide effect, eliminates cylinder 14 motion side direction play.
As shown in fig. 1 and fig. 2, in this embodiment, the smooth cylindrical pneumatic locking device further includes a control source, the control source includes a proximity switch 12 and an air pipe connector 13, a sensing area of the proximity switch 12 is located below the locking movable pressing block 2 and is used for detecting the position of the locking movable pressing block 2, and the air pipe connector 13 is communicated with the air port 1b and is used for connecting an air source. Specifically, in the present embodiment, the proximity switch mounting hole 1e and the air tube joint mounting hole 1f are provided in the protection cover 1, and the proximity switch 12 and the air tube joint 13 are mounted, respectively.
The working process of the smooth cylindrical pneumatic locking device of the embodiment is as follows:
locking process: the system detects that the locking movable pressing block 2 is positioned at the upper end through the proximity switch 12, a gas source cut-off instruction is sent by the control system, the locking power spring 8 pushes the locking movable pressing block 2 to downwards extrude an inner ring holding ring of the tapered roller bearing 4, the holding ring generates inward contraction type elastic deformation under the extrusion action of the tapered roller bearing 4c, and the locking work of the cylindrical piece 14 is completed;
and (3) locking flow cancellation: the system detects that the locking movable pressing block 2 is positioned at the lower end through the proximity switch 12, the control system sends an air source opening instruction, the air pressure in the air cavity 5 overcomes the thrust of the locking power spring 8, the locking movable pressing block 2 moves upwards, the locking ring 4b is released, the locking ring 4b releases the holding force of the counter shaft under the elastic recovery action of the locking ring 4b, and the locking cancellation work is completed.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (10)
1. The utility model provides a plain noodles cylinder pneumatic locking device which characterized in that: the device comprises a protective cover and a locking assembly, wherein a cylindrical channel is arranged on the protective cover;
the locking assembly comprises a locking movable pressing block, a locking fixed pressing block and a tapered roller bearing, the tapered roller bearing comprises a tapered roller bearing outer ring, a locking ring and tapered rollers, a tapered opening of the tapered roller bearing is arranged in the cylindrical channel downwards, the tapered roller bearing outer ring is kept fixed, a plurality of locking ring cutting grooves are uniformly distributed in the locking ring along the generatrix direction of the locking ring, the tapered rollers are arranged on the outer wall of the locking movable pressing block and the wall of the cylindrical channel in a sliding fit mode, the locking fixed pressing block is fixedly arranged in the cylindrical channel, the outer wall of the locking movable pressing block and the inner wall of the locking fixed pressing block in a sliding fit mode, the locking ring follows the locking movable pressing block to move synchronously, an air cavity is arranged among the locking movable pressing block, the locking fixed pressing block and the wall of the cylindrical channel, an air port is arranged on the wall of the protective cover, and the air port is communicated with the air cavity.
2. The plain cylindrical pneumatic locking device of claim 1, wherein: the upper end cover and the lower end cover are respectively arranged at the upper end and the lower end of the protective cover, the upper end cover and the lower end cover are respectively provided with a yielding port for yielding the cylindrical piece, and the yielding port is coaxial with the cylindrical channel.
3. The plain cylindrical pneumatic locking device of claim 2, wherein: and a locking power spring is arranged between the upper end cover and the locking dynamic pressure block and is used for applying thrust to the locking dynamic pressure block.
4. The plain cylindrical pneumatic locking device of claim 3, wherein: and the locking power springs are uniformly distributed between the upper end cover and the locking movable pressing block in an annular manner.
5. The plain cylindrical pneumatic locking device of claim 4, wherein: and the bottom surface of the upper end cover and the upper end of the locking dynamic pressure block are annularly and uniformly provided with spring mounting grooves in one-to-one correspondence, and the locking dynamic spring is arranged in the spring mounting grooves.
6. The plain cylindrical pneumatic locking device of any one of claims 1 to 5, wherein: and a sealing ring is arranged between the outer wall of the locking dynamic pressure block and the wall of the cylindrical channel, a sealing ring is arranged between the outer wall of the locking fixed pressure block and the wall of the cylindrical channel, and a sealing ring is arranged between the outer wall of the locking dynamic pressure block and the inner wall of the locking fixed pressure block.
7. The plain cylindrical pneumatic locking device of claim 6, wherein: the locking dynamic pressure block outer wall is equipped with first mounting groove along its circumference, locking fixed pressure block outer wall is equipped with the second mounting groove along its circumference, locking fixed pressure block inner wall is equipped with the third mounting groove along its circumference, be equipped with the sealing ring in first mounting groove, second mounting groove and the third mounting groove.
8. The plain cylindrical pneumatic locking device of claim 1, wherein: and an annular boss used for limiting the tapered roller bearing is arranged in the cylindrical channel along the radial direction.
9. The plain cylindrical pneumatic locking device of claim 1, wherein: the linear bearing is arranged in the cylindrical channel and used for limiting the cylindrical part and preventing the axis of the cylindrical part from deviating; the linear bearing lubricating device further comprises an oil filling cup, and the oil filling cup is used for filling oil to the linear bearing for lubrication.
10. The plain cylindrical pneumatic locking device of claim 1, wherein: the gas pipe joint is characterized by further comprising a control source, the control source comprises a proximity switch and a gas pipe joint, the sensing area of the proximity switch is located below the locking movable pressing block and used for detecting the position of the locking movable pressing block, and the gas pipe joint is communicated with the gas port.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202211173552.3A CN115507134A (en) | 2022-09-26 | 2022-09-26 | Pneumatic locking device of plain noodles cylinder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202211173552.3A CN115507134A (en) | 2022-09-26 | 2022-09-26 | Pneumatic locking device of plain noodles cylinder |
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CN115507134A true CN115507134A (en) | 2022-12-23 |
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ID=84505388
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CN202211173552.3A Pending CN115507134A (en) | 2022-09-26 | 2022-09-26 | Pneumatic locking device of plain noodles cylinder |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01288604A (en) * | 1988-05-11 | 1989-11-20 | Mitsubishi Electric Corp | Intermediate multipoint stopping device operated by fluid-pressure cylinder |
US5115889A (en) * | 1989-09-16 | 1992-05-26 | Mannesmann Rexroth Pneumatik Gmbh | Shaft clamping device |
DE102005034476A1 (en) * | 2005-07-20 | 2007-01-25 | Albert Schrem Werkzeugfabrik Gmbh | Hydraulic clamp, especially for a circular blade on a cylindrical spindle shaft, has a body with clamping pincers for a radial clamping action and a hydraulic ring piston to apply an axial force on the tool against a fixed limit stop |
CN201902390U (en) * | 2010-12-10 | 2011-07-20 | 邵阳维克液压股份有限公司 | Hydraulic locking device |
CN109707696A (en) * | 2019-03-26 | 2019-05-03 | 格力乐液压***(常州)有限公司 | External ram self-locking device and self-locking oil cylinder with the device |
CN113048115A (en) * | 2021-02-25 | 2021-06-29 | 首钢京唐钢铁联合有限责任公司 | Anti-sliding cylinder structure, system and method |
CN115870897A (en) * | 2022-09-26 | 2023-03-31 | 杭州雷砺自动化科技有限公司 | Vacuum sealing electric control telescopic device |
-
2022
- 2022-09-26 CN CN202211173552.3A patent/CN115507134A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01288604A (en) * | 1988-05-11 | 1989-11-20 | Mitsubishi Electric Corp | Intermediate multipoint stopping device operated by fluid-pressure cylinder |
US5115889A (en) * | 1989-09-16 | 1992-05-26 | Mannesmann Rexroth Pneumatik Gmbh | Shaft clamping device |
DE102005034476A1 (en) * | 2005-07-20 | 2007-01-25 | Albert Schrem Werkzeugfabrik Gmbh | Hydraulic clamp, especially for a circular blade on a cylindrical spindle shaft, has a body with clamping pincers for a radial clamping action and a hydraulic ring piston to apply an axial force on the tool against a fixed limit stop |
CN201902390U (en) * | 2010-12-10 | 2011-07-20 | 邵阳维克液压股份有限公司 | Hydraulic locking device |
CN109707696A (en) * | 2019-03-26 | 2019-05-03 | 格力乐液压***(常州)有限公司 | External ram self-locking device and self-locking oil cylinder with the device |
CN113048115A (en) * | 2021-02-25 | 2021-06-29 | 首钢京唐钢铁联合有限责任公司 | Anti-sliding cylinder structure, system and method |
CN115870897A (en) * | 2022-09-26 | 2023-03-31 | 杭州雷砺自动化科技有限公司 | Vacuum sealing electric control telescopic device |
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