CN110465910A - A kind of portable hydraulic bracket cylinder detaching device for pin shaft - Google Patents
A kind of portable hydraulic bracket cylinder detaching device for pin shaft Download PDFInfo
- Publication number
- CN110465910A CN110465910A CN201910893780.XA CN201910893780A CN110465910A CN 110465910 A CN110465910 A CN 110465910A CN 201910893780 A CN201910893780 A CN 201910893780A CN 110465910 A CN110465910 A CN 110465910A
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- CN
- China
- Prior art keywords
- connector
- groove
- pin
- pin shaft
- hydraulic
- 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
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 18
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 44
- 229910052802 copper Inorganic materials 0.000 claims description 39
- 239000010949 copper Substances 0.000 claims description 39
- 230000002787 reinforcement Effects 0.000 claims description 34
- 230000000694 effects Effects 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims 3
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 241001124569 Lycaenidae Species 0.000 description 1
- 235000014987 copper Nutrition 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/026—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same fluid driven
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
- B25H1/16—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in height
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Actuator (AREA)
Abstract
The invention discloses a kind of portable hydraulic bracket cylinder detaching device for pin shaft, including hydraulic lifting platform cart, hydraulic lifting platform cart is placed horizontally on ground, hydraulic lifting platform cart includes vehicle frame, rotation is equipped with handrail on the right side of vehicle frame, horizontal pedestal is fixed at the top of hydraulic lift, base top surface is provided with downwards groove, bearing is equipped in groove, pedestal top is equipped with horizontal rotating platform, rotating platform top surface is equipped with upward bracket, lateral drawing hydraulic cylinder is fixed on bracket, three fixed links to the right are uniformly fixed on the outside of drawing hydraulic cylinder body, fixed link right end is fixed with vertical retaining ring, drawing hydraulic cylinder push rod right end is rotatably connected to the connector arranged to the right, the rotation of connector right end is equipped with pin removal to the right.The invention has the benefit that can not only efficient disassembly pin shaft and easy to use, safety.
Description
Technical field
The invention belongs to the technical fields of detaching device for pin shaft, and in particular to a kind of portable hydraulic bracket cylinder pin shaft is torn open
Handler.
Background technique
Currently, mine hydraulic bracket will be dismantled through use after a period of time, and maintenance, portable hydraulic stent strut
Body detaching device for pin shaft is all very necessary for the maintenance for solving the hydraulic supports such as electromechanical accidents in coalmine and bargh
's.
Under normal conditions, mine hydraulic bracket underground after a period of use, influenced by subsurface environment, hinging pin shaft
Corrosion is serious, and often together with rack body corrosion, and after through a long time stress, pin shaft can also deform, so tearing open
Pin shaft is difficult to extract when solving hydraulic support, and the extraction of hinging pin shaft becomes a most difficult, most time-consuming ring of hydraulic support disintegration
Section.
Mainly using the methods of hammering, shock when tradition dismantling hinging pin shaft, labour difficulty, intensity are big, and dismantling speed is slow,
Inefficiency, if hammering, shock are easily deformed damage on swivel pin, all there is certain security risk in these modes, moreover,
Existing detaching device for pin shaft can not cope with the completely stuck situation of pin shaft, still right by force when pin shaft is completely stuck
Pin shaft uses huge pulling force, does not simply fail to take out pin shaft, but also can damage mine hydraulic bracket.
Currently, people always search for more rationally, efficient detaching device for pin shaft.
Summary of the invention
The present invention provides a kind of portable hydraulic bracket cylinder detaching device for pin shaft, can not only efficient disassembly pin shaft and
And easy to use, safety.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme:
A kind of portable hydraulic bracket cylinder detaching device for pin shaft, including hydraulic lifting platform cart, hydraulic lifting platform cart include
Vehicle frame, the rotation of vehicle frame right side are equipped with handrail, and vehicle frame relative position is equipped with wheel, and top of frame is equipped with hydraulic lift, vehicle frame
Front side relative position is equipped with the lifting hydraulic cylinder of control hydraulic lift, is fixed with pedestal, bottom at the top of hydraulic lift
Seat top surface is provided with downwards groove, and bearing is equipped in groove, and pedestal top is equipped with horizontal rotating platform, and rotating platform ground is equipped with
Downward protrusion, protrusion are matched with bearing, and rotating platform is rotated horizontally by bearing, and rotating platform top surface is equipped with upward branch
Frame, is fixed with the lateral drawing hydraulic cylinder that can be separated with bracket on bracket, drawing hydraulic cylinder push rod to the right, drawing hydraulic cylinder
External side is uniformly fixed with three fixed links to the right, and fixed link right end is fixed with vertical retaining ring, drawing hydraulic cylinder push rod to
The right side passes through retaining ring, and drawing hydraulic cylinder push rod right end is rotatably connected to the connector arranged to the right, the rotation of connector right end be equipped with to
Right pin removal, pin removal right end are round bar shape structure horizontally to the right, and round bar is equipped with screw thread, and connector includes a connector left side
Portion and connector right part, the left side of connector left part are provided with to the right groove, and the right side of connector left part is equipped with company to the left
Device groove is connect, the left side of connector right part is equipped with connector plush copper outstanding, the right side of connector right part are opened to the left to the left
Fluted, connector left part and connector right part are all provided in through-hole and through-hole in relative position and are designed with dismountable bayonet lock,
The through-hole of connector left part runs through connector left part groove, and the through-hole of connector right part runs through connector right part groove, connector
Groove is adapted with the shape of adapter connector, position.
Further, the cylindrical body that pin shaft is arranged horizontally, pin shaft left side center are equipped with to the right blind hole, are equipped in blind hole
Screw thread, pin removal right end screw thread are adapted with pin shaft internal screw thread.
Further, inner retainer diameter is greater than connector width, is greater than pin removal width, is greater than pin diameter, fixed
Pole length is longer than connector, pin removal, pin shaft length sum total.
Further, it is equipped with hanging ring at the top of drawing hydraulic cylinder body, is equipped with hanging ring at the top of fixed link, hanging ring can be with crane
It is connected, drawing hydraulic cylinder is sling.
Further, rotating platform right side is concordant with retaining ring right side, and base right side face is located at rotating platform right side
Left side.
Further, the plate structure that pin removal left end is arranged horizontally is provided with through-hole, through-hole and connector on plate vertically
Rotation connection.
Further, connector groove is cylinder shape groove, and connector plush copper is cylindrical nib, connector recess sidewall
Relatively thin, connector groove top edge and bottom margin are equipped with the oblique angle for importing connector plush copper, and connector is longitudinally equipped with
The connection reinforcement pin of rectangle and connection reinforcement pin hole, connection reinforcement pin by connection reinforcement pin hole through connector groove with connect
Device plush copper, connector plush copper left side are equipped with the connector plush copper protrusion for being aligned connection reinforcement pin Yu connection reinforcement pin hole, even
It connects device groove relative position to be recessed equipped with connector groove compatible with connector plush copper protrusion, connector recess sidewall has
Certain elasticity, when uneasy load connects reinforcement pins, when pulling force reaches a certain level, connector plush copper is along direction of pull automatically from connection
Abjection in device groove, top surface, the bottom surface of connector left part are designed with the baffle for preventing connector plush copper from longitudinally deviating from, work as peace
When load connects reinforcement pins, on connection reinforcement pin, connector plush copper will not deviate from pulling force effect out of connector groove.
Compared with the existing technology, the invention has the benefit that
In the present invention, including hydraulic lifting platform cart, hydraulic lifting platform cart are placed horizontally on ground, hydraulic lifting platform cart
Including vehicle frame, rotation is equipped with handrail on the right side of vehicle frame, is fixed with horizontal pedestal at the top of hydraulic lift, base top surface is downward
It is provided with groove, bearing is equipped in groove, pedestal top is equipped with horizontal rotating platform, and rotating platform top surface is equipped with upward branch
Frame is fixed with lateral drawing hydraulic cylinder on bracket, is uniformly fixed with three fixations to the right on the outside of drawing hydraulic cylinder body
Bar, fixed link right end are fixed with vertical retaining ring, and drawing hydraulic cylinder push rod right end is rotatably connected to the connector arranged to the right, even
The rotation of device right end is connect equipped with pin removal to the right, relatively labor-saving rotating platform can be rotated horizontally, be increased by setting bearing
The efficiency of projects, alleviates labor intensity, reduces the operation difficulty of disassembly process, rises to projects progress is promoted
To positive effect;
Hydraulic support top beam, pedestal are covered and are equipped with pin shaft up to more than ten of different size on beam, using the device to existing hydraulic
Different sizes, position dismounting hinge pin have universality, various sizes of pin shaft are only needed to change and pulls out pin removal on bracket,
Reduce a large amount of repetition process;
The whole level of hydraulic lifting platform cart realization device with vertically move, conventional hydraulic bracket cylinder dismounting hinge pin needs
The ancillary equipments such as particular plant, and driving, crane consume a large amount of manpowers, financial resources, and there are very big security risks, use
The device reduces the use of driving, it is not necessary to could work in specific environment, greatly reduce cost;
It by setting connector groove and connector plush copper, can shield to device, if pin shaft is sent out in drawing process
Raw special circumstances are completely stuck with machine, can not be successfully extraction, and when pulling capacity reaches a certain level, connector groove generates change
Shape, connector plush copper are deviate from from connector groove, protection mine hydraulic bracket will not because pulling force it is excessive caused by damage, when encountering
The special circumstances using large force drawing are needed, connection reinforcement pin are installed, for pulling force effect on connection reinforcement pin, connector is convex
Head will not be deviate from out of connector groove, and the present apparatus copes with the field condition of Various Complex, easy to use;
For large-scale hydraulic support, drawing hydraulic cylinder and rotating platform can be detached from, then will be drawn with driving by hanging ring
Liquor pullover cylinder pressure is sling, and suspension in the sky, is able to achieve the disassembly to high-order pin shaft.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the structural schematic diagram of drawing hydraulic cylinder in Fig. 1;
Fig. 3 is the explosive view of connector part in Fig. 1;
Fig. 4 is the structural schematic diagram of connector part in Fig. 1.
In figure: 1. pedestals, 2. rotating platforms, 3. bearings, 4. pin shafts, 5. pin removals, 6. connectors, 7. brackets, 8. is hydraulic
Lifting device, 9. lifting hydraulic cylinders, 10. wheels, 11. handrails, 12. hanging rings, 13. drawing hydraulic cylinders, 14. fixed links, 15. gears
Circle, 16. hydraulic lifting platform carts, 17. vehicle frames, 18. connector plush coppers, 19. connector grooves, 20. baffles, 21. connectors are left
Portion, 22. connector right parts, 23. connection reinforcement pins, 24. connection reinforcement pin holes, 25. connector plush copper protrusions, 26. connectors are recessed
Geosynclinal concave is fallen into.
Specific embodiment
Embodiment: as shown in Figure 1, Figure 2, Figure 3 shows, including hydraulic lifting platform cart 16, hydraulic lifting platform cart 16 include vehicle
Frame 17, rotation is equipped with handrail 11 on the right side of vehicle frame 17, and 17 relative position of vehicle frame is equipped with wheel 10, and 17 top surface of vehicle frame is equipped with hydraulic lifting
Device 8,17 front side relative position of vehicle frame are equipped with the lifting hydraulic cylinder 9 of control hydraulic lift 8,8 top of hydraulic lift
It is fixed with pedestal 1,1 top surface of pedestal is provided with downwards groove, bearing 3 is equipped in groove, and 1 top of pedestal is equipped with horizontal rotary flat
Platform 2,2 ground of rotating platform are equipped with downward protrusion, and protrusion is matched with bearing 3, and rotating platform 2 is rotated horizontally by bearing 3,
2 top surface of rotating platform is equipped with upward bracket 7, is fixed with the lateral drawing hydraulic cylinder 13 that can be separated with bracket 7 on bracket 7,
13 push rod of drawing hydraulic cylinder to the right, is uniformly fixed with three fixed links 14 to the right, fixed link on the outside of 13 cylinder body of drawing hydraulic cylinder
14 right ends are fixed with vertical retaining ring 15, and 13 push rod of drawing hydraulic cylinder passes through to the right retaining ring 15,13 push rod right end of drawing hydraulic cylinder
It is rotatably connected to the connector 6 arranged to the right, the rotation of 6 right end of connector is equipped with pin removal 5 to the right, and 5 right end of pin removal is water
Flat round bar shape structure to the right, round bar are equipped with screw thread, and connector includes connector left part 21 and connector right part 22, connector
The left side of left part 21 is provided with to the right groove, and the right side of connector left part 21 is equipped with connector groove 19 to the left, connector
The left side of right part 22 is equipped with connector plush copper 18 outstanding, the right side of connector right part 22 to the left and is provided with groove to the left, even
It connects device left part 21 and connector right part 22 is all provided in through-hole and through-hole in relative position and is designed with dismountable bayonet lock, connector
The through-hole of left part 21 runs through 21 groove of connector left part, and the through-hole of connector right part 22 runs through 22 groove of connector right part, connection
Device groove 19 is adapted with the shape of adapter connector, position.
The cylindrical body that pin shaft 4 is arranged horizontally, 4 left side center of pin shaft are equipped with to the right blind hole, are equipped with screw thread in blind hole, pull out
Pin 5 right end screw thread of device is adapted with 4 internal screw thread of pin shaft, and 15 inside diameter of retaining ring is greater than 6 width of connector, and it is wide to be greater than pin removal 5
Degree, is greater than 4 diameter of pin shaft, and 14 length of fixed link is longer than connector 6, pin removal 5,4 three's length of pin shaft sum total.
Be equipped with hanging ring 12 at the top of drawing hydraulic cylinder 13 cylinder body, be equipped with hanging ring 12 at the top of fixed link 14, hanging ring 12 can with hang
Vehicle is connected, and drawing hydraulic cylinder 13 is sling, and 2 right side of rotating platform is concordant with 15 right side of retaining ring, and 1 right side of pedestal is located at
On the left of 2 right side of rotating platform.
The plate structure that 5 left end of pin removal is arranged horizontally, through-hole is provided on plate vertically, and through-hole and the rotation of connector 6 connect
It connects, connector groove 19 is cylinder shape groove, and connector plush copper 18 is cylindrical nib, and 19 side wall of connector groove is relatively thin, even
19 top edge of device groove and bottom margin are connect equipped with the oblique angle for importing connector plush copper 18, connector 6 is longitudinal to be equipped with square
The connection reinforcement pin 23 and connection reinforcement pin hole 24 of shape, connection reinforcement pin 23 run through connector groove by connection reinforcement pin hole 24
19 with connector plush copper 18, the company for being aligned connection reinforcement pin 23 Yu connection reinforcement pin hole 24 is equipped on the left of connector plush copper 18
Device plush copper protrusion 25 is connect, it is recessed that 19 relative position of connector groove is equipped with connector groove compatible with connector plush copper protrusion 25
26 are fallen into, 19 side wall of connector groove has certain elasticity, when uneasy load connects reinforcement pins 23, when pulling force reaches a certain level, even
It connects device plush copper 18 and deviates from out of connector groove 19 automatically along direction of pull, top surface, the bottom surface of connector left part 21 are designed with use
In the baffle 20 for preventing connector plush copper 18 from longitudinally deviating from, when installing connection reinforcement pin 23, pulling force effect is in connection reinforcement pin
On 23, connector plush copper 18 will not deviate from out of connector groove 19.
The course of work: the screw thread of pin removal 5 being screwed with pin shaft 4 and is connect, and connector right part 22 and pin shaft 4 are rotated
Connection pulls handrail 11, and hydraulic lifting platform cart 16 is driven to reach near pin shaft 4, starts lifting hydraulic cylinder 9, lifting hydraulic cylinder 9
It drives hydraulic lift 8 to rise, when connector left part 21 is located at same level with pin removal 5, closes lifting hydraulic cylinder
9, start drawing hydraulic cylinder 13,13 push rod of drawing hydraulic cylinder is allowed to stretch out, 13 push rod of drawing hydraulic cylinder passes through retaining ring 15 and moves to conjunction
Right position is set, and is adjusted 2 angle of rotating platform by bearing 3, is allowed connector left part 21 to contact with pin removal 5, pin removal 5 is placed on
In 21 right part groove of connector left part, connector left part 21 is connect with pin removal 5 with bayonet lock, allow connector groove 19 with connect
The clamping of 18 phase of device plush copper, connector groove 19 and connector plush copper 18 are recessed by connector plush copper protrusion 25 with connector groove
Then 26 cooperation positioning installs baffle 20 and further positions connector groove 19 and connector plush copper 18, at this point, control is drawn
13 push rod of liquor pullover cylinder pressure is shunk, and until 15 right side of retaining ring is in contact with hydraulic support 7,13 push rod of drawing hydraulic cylinder continues at this time
It shrinks, power to the left is applied to pin shaft 4 by pin removal 5, while retaining ring 15 applies power to the right to hydraulic support 7, mutual
In active force, pin shaft 4 is extracted from hydraulic support 7, if the generation of pin shaft 4 special circumstances are blocked completely with machine in drawing process
Extremely, it can not be successfully extraction, when pulling capacity reaches a certain level, connector groove 19 is deformed, and connector plush copper 18 is from even
Connect in device groove 19, protection mine hydraulic bracket will not because pulling force it is excessive caused by damage, when encountering special circumstances, even if pin
Axis 4 is stuck but needs using large force drawing, at this moment, installs connection reinforcement pin 23, pulling force in connection reinforcement pin hole 24
It acts on connection reinforcement pin 23, connector plush copper 18 will not deviate from out of connector groove 19, and device can apply pin shaft 4
For stronger pulling capacity to dismantle pin shaft 4, the present apparatus can cope with Various Complex by installation, dismantling connection reinforcement pins 23
Field condition, it is easy to use.
Claims (7)
1. a kind of portable hydraulic bracket cylinder detaching device for pin shaft, it is characterised in that: including hydraulic lifting platform cart (16), liquid
Pressure lifting platform truck (16) includes vehicle frame (17), and rotation is equipped with handrail (11) on the right side of vehicle frame (17), and vehicle frame (17) relative position is set
Have wheel (10), vehicle frame (17) top surface is equipped with hydraulic lift (8), and relative position, which is equipped with, on front side of vehicle frame (17) controls hydraulic liter
The lifting hydraulic cylinder (9) of falling unit (8), hydraulic lift (8) top are fixed with pedestal (1), and pedestal (1) top surface is opened downwards
It is fluted, bearing (3) are equipped in groove, pedestal (1) top is equipped with horizontal rotating platform (2), and rotating platform (2) ground is equipped with
Downward protrusion, protrusion are matched with bearing (3), and rotating platform (2) is rotated horizontally by bearing (3), rotating platform (2) top surface
Equipped with upward bracket (7), the lateral drawing hydraulic cylinder (13) that can be separated with bracket (7), drawing liquid are fixed on bracket (7)
Cylinder pressure (13) push rod to the right, is uniformly fixed with three fixed links (14) to the right, fixed link on the outside of drawing hydraulic cylinder (13) cylinder body
(14) right end is fixed with vertical retaining ring (15), and drawing hydraulic cylinder (13) push rod passes through to the right retaining ring (15), drawing hydraulic cylinder
(13) push rod right end is rotatably connected to the connector (6) arranged to the right, and the rotation of connector (6) right end is equipped with pin removal to the right
(5), pin removal (5) right end is round bar shape structure horizontally to the right, and round bar is equipped with screw thread, and connector includes connector left part
(21) with connector right part (22), the left side of connector left part (21) is provided with to the right groove, the right side of connector left part (21)
Face is equipped with connector groove (19) to the left, and the left side of connector right part (22) is equipped with connector plush copper outstanding to the left
(18), the right side of connector right part (22) is provided with groove to the left, and connector left part (21) and connector right part (22) are all in phase
Position is provided in through-hole and through-hole and is designed with dismountable bayonet lock, the through-hole of connector left part (21) runs through connector left part
(21) through-hole of groove, connector right part (22) runs through connector right part (22) groove, and connector groove (19) connects with connector
The shape of head, position are adapted.
2. a kind of portable hydraulic bracket cylinder detaching device for pin shaft according to claim 1, it is characterised in that: pin shaft
(4) cylindrical body being arranged horizontally, pin shaft (4) left side center are equipped with to the right blind hole, are equipped with screw thread, pin removal (5) in blind hole
Right end screw thread is adapted with pin shaft (4) internal screw thread.
3. a kind of portable hydraulic bracket cylinder detaching device for pin shaft according to claim 1, it is characterised in that: retaining ring
(15) inside diameter is greater than connector (6) width, is greater than pin removal (5) width, is greater than pin shaft (4) diameter, and fixed link (14) is long
Degree is longer than connector (6), pin removal (5), pin shaft (4) three's length sum total.
4. a kind of portable hydraulic bracket cylinder detaching device for pin shaft according to claim 1, it is characterised in that: drawing liquid
Hanging ring (12) are equipped at the top of cylinder pressure (13) cylinder body, are equipped with hanging ring (12) at the top of fixed link (14), hanging ring (12) can be with crane phase
Connection, drawing hydraulic cylinder (13) is sling.
5. a kind of portable hydraulic bracket cylinder detaching device for pin shaft according to claim 1, it is characterised in that: rotary flat
Platform (2) right side is concordant with retaining ring (15) right side, and pedestal (1) right side is located on the left of rotating platform (2) right side.
6. a kind of portable hydraulic bracket cylinder detaching device for pin shaft according to claim 1, it is characterised in that: pin removal
(5) plate structure that left end is arranged horizontally, through-hole is provided on plate vertically, and through-hole and connector (6) are rotatablely connected.
7. a kind of portable hydraulic bracket cylinder detaching device for pin shaft according to claim 1, it is characterised in that: connector
Groove (19) is cylinder shape groove, and connector plush copper (18) is cylindrical nib, and connector groove (19) side wall is relatively thin, connector
Groove (19) top edge and bottom margin are equipped with the oblique angle for importing connector plush copper (18), and connector (6) is longitudinally equipped with
The connection reinforcement pin (23) of rectangle and connection reinforcement pin hole (24), connection reinforcement pin (23) are run through by connection reinforcement pin hole (24)
Connector groove (19) and connector plush copper (18), be equipped on the left of connector plush copper (18) for be aligned connection reinforcement pin (23) with
The connector plush copper protrusion (25) of connection reinforcement pin hole (24), connector groove (19) relative position are equipped with prominent with connector plush copper
Play (25) compatible connector groove recess (26), connector groove (19) side wall has certain elasticity, uneasy load connect plus
When strong pin (23), when pulling force reaches a certain level, connector plush copper (18) is automatically interior from connector groove (19) along direction of pull
Abjection, top surface, the bottom surface of connector left part (21) are designed with the baffle (20) for preventing connector plush copper (18) from longitudinally deviating from,
When installing connection reinforcement pin (23), for pulling force effect on connection reinforcement pin (23), connector plush copper (18) will not be from connector
Abjection in groove (19).
Priority Applications (1)
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CN201910893780.XA CN110465910B (en) | 2019-09-20 | 2019-09-20 | Portable hydraulic support cylinder round pin axle dismounting device |
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CN201910893780.XA CN110465910B (en) | 2019-09-20 | 2019-09-20 | Portable hydraulic support cylinder round pin axle dismounting device |
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Publication Number | Publication Date |
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CN110465910A true CN110465910A (en) | 2019-11-19 |
CN110465910B CN110465910B (en) | 2024-07-09 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111843443A (en) * | 2020-08-24 | 2020-10-30 | 重庆宝润矿山机械制造有限公司 | Suspension type pin pulling device |
CN111872892A (en) * | 2020-07-03 | 2020-11-03 | 格力电器(洛阳)有限公司 | Adjustable semi-automatic rubber plug propelling device |
CN114789423A (en) * | 2022-06-07 | 2022-07-26 | 中国航发航空科技股份有限公司 | Hydraulic device for pin pulling of guider |
CN114799827A (en) * | 2022-05-30 | 2022-07-29 | 徐州徐工矿业机械有限公司 | Hydraulic pin shaft dismounting system, hydraulic pin shaft hinging system, hydraulic pin shaft dismounting method and engineering machinery |
CN114905455A (en) * | 2022-05-06 | 2022-08-16 | 扎赉诺尔煤业有限责任公司 | Piston rod pulling-out device |
CN115156880A (en) * | 2022-06-17 | 2022-10-11 | 中联重科建筑起重机械有限责任公司 | Engineering machinery equipment |
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