CN209146081U - Hydraulic positioning pin - Google Patents
Hydraulic positioning pin Download PDFInfo
- Publication number
- CN209146081U CN209146081U CN201821435049.XU CN201821435049U CN209146081U CN 209146081 U CN209146081 U CN 209146081U CN 201821435049 U CN201821435049 U CN 201821435049U CN 209146081 U CN209146081 U CN 209146081U
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- Prior art keywords
- hole
- positioning pin
- pressure
- piston
- positioning
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- Expired - Fee Related
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- 239000012530 fluid Substances 0.000 claims abstract description 35
- 238000007789 sealing Methods 0.000 claims description 20
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 6
- 230000006641 stabilisation Effects 0.000 abstract description 3
- 238000011105 stabilization Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 12
- 239000010720 hydraulic oil Substances 0.000 description 6
- 239000003921 oil Substances 0.000 description 5
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- KJFMBFZCATUALV-UHFFFAOYSA-N phenolphthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2C(=O)O1 KJFMBFZCATUALV-UHFFFAOYSA-N 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
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Abstract
The utility model relates to a kind of positioning pin, especially hydraulic positioning pin, including positioning pin, locking release lever, locking pressure hook, positioning sleeve and cylinder cap；The bottom of positioning pin is equipped with piston hole, and the bottom of piston hole is equipped with sliding rod hole, and the side of positioning pin, which is equipped with, retracts hydraulic fluid port and pressure hook hole, retracts hydraulic fluid port and communicates with sliding rod hole and piston hole, pressure hook hole is located at the top of positioning pin；Locking release lever includes piston rod and sliding bar, and piston rod sliding is inserted in piston hole, and sliding bar sliding is inserted in sliding rod hole, and the top of sliding bar is equipped with pressure hole；Locking pressure hook is rotatably installed in pressure hook hole, and be symmetrically positioned in the two sides in pressure hook hole, one end is located in the pressure hole of sliding bar there are two setting by rotation axis；The bottom of cylinder cap, which is equipped with, stretches out hydraulic fluid port, and cylinder cap is mounted on the bottom of positioning pin.The hydraulic locating pin structure is simple, small in size, positioning accuracy is high, positioning is fast, pressure is big, high reliablity, using stabilization, failure is few, the clamping time is few, long service life.
Description
Technical field
The utility model relates to a kind of positioning pin, especially hydraulic positioning pin.
Background technique
It is more and more using the processing method of automatic streamline wire type and using machine with the application popularization of automatic technology
The production of device people, both modes are required to positioning accurately and quickly, it is therefore desirable to a large amount of quick clamping tool, if work
Part clamping speed causes the speed of production of entire automatic production line to decline slowly excessively, influences production efficiency, positioning accuracy not Gao Rong
It is easily abnormal, or even generates substandard products, some clamping toolings there is also chucking powers too small, poor reliability, can not be applicable in processing needs
It wants, there is also the excessive problems of volume.
Further, since clamping tooling, since dosage is larger, complicated work also results in the cost of automatic production line
It is higher, it is easy to happen failure since structure is complicated, causes the failure rate of automated production higher, affects production efficiency.
Utility model content
To solve the above problems, the utility model provides, a kind of structure is simple, small in size, positioning accuracy is high, positioning is fast, pressure
Power is big, high reliablity, using stabilization, failure is few, the clamping time is few, hydraulic positioning pin with long service life, specific technical solution
Are as follows:
Hydraulic positioning pin, including positioning pin, locking release lever, locking pressure hook, positioning sleeve and cylinder cap；The bottom of the positioning pin
Portion is equipped with piston hole, and the bottom of piston hole is equipped with sliding rod hole, and the diameter of piston hole is greater than the diameter of sliding rod hole, the side of positioning pin
It is communicated equipped with retraction hydraulic fluid port and pressure hook hole, the retraction hydraulic fluid port with sliding rod hole and piston hole, and retracts the axis and piston of hydraulic fluid port
The bottom surface in hole is overlapped, and the pressure hook hole is located at the top of positioning pin；The locking release lever includes piston rod and sliding bar, piston
Bar sliding is inserted in piston hole, and sliding bar sliding is inserted in sliding rod hole, and the top of sliding bar is equipped with pressure hole；The locking pressure hook is set
There are two, locking pressure hook is rotatably installed in pressure hook hole by rotation axis, and is symmetrically positioned in the two sides in pressure hook hole, locks pressure hook
One end is located in the pressure hole of sliding bar；The bottom of the cylinder cap, which is equipped with, stretches out hydraulic fluid port, and cylinder cap is mounted on the bottom of positioning pin.
By using above-mentioned technical proposal, the axis for retracting hydraulic fluid port is overlapped with the bottom surface of sliding rod hole stays the bottom surface of piston hole
There is an empty slot, when hydraulic oil produces piston rod from the top surface for being placed exactly in piston rod when hydraulic fluid port enters empty slot, hydraulic oil is retracted
Raw downward thrust.The downward power very little as needed for sliding bar, the thrust face formed at empty slot are capable of providing enough
Downward power.The retraction hydraulic fluid port of this mode makes hydraulic cylinder, and the structure can be simplified, no longer needs to independent processing oil groove, makes to process
Process is few, greatly reduces processing cost, is suitble to produce in enormous quantities, to reduce the cost of entire automatic production line.
When sliding bar rises, promotion locking pressure hook in pressure hole makes locking pressure hook stretch out pressure hook hole and realizes clamping workpiece.Locking knot
Structure is relatively simple, and stable and reliable operation, failure are few, easy to maintenance.
One end of locking pressure hook is located at the moving distance for capableing of limit slippage bar in the pressure hole of sliding bar, makes sliding bar or more
Mobile distance becomes smaller, to realize quick-clamping, shortens the clamping time, improves efficiency.When locking pressure hook is located at pressure hole
In length it is longer, pressure hole width it is smaller, the moving distance of sliding bar is smaller.
One end of locking pressure hook, which is located in the pressure hole of sliding bar, can also make to lock pressure hook holding compression or retracted mode, i.e., sliding
Lever makes to lock pressure hook compression template when rising, and sliding bar is retracted in locking pressure hook in pressure hook hole, is not necessarily to other zero
Part makes to lock pressure hook holding retracted mode.
Hydraulic positioning pin realizes quick locking by built-in hydraulic cylinder, and improves higher pressure, and clamping is stablized, liquid
Compressing cylinder is built-in to reduce volume, is applicable in the place of a variety of places, especially narrow space.
Preferably, the top of the positioning pin is equipped with introduction bevel.
By using above-mentioned technical proposal, introduction bevel facilitates template quick insertion, and error correcting capability is strong, allows template
Have certain position deviation when insertion, reduce the positioning accuracy request to feed device, can reduce automatic production line at
This.
Preferably, the piston rod is equipped with piston seal slot, and piston seal is housed on piston seal slot.
By using above-mentioned technical proposal, piston seal improves the leakproofness of piston, so that the pressure kept constant, mentions
High stability.
Preferably, the positioning pin is equipped with positioning table, and the diameter of positioning table is greater than the diameter of positioning pin, and positioning table is located at
Between the pressure hook hole and retraction hydraulic fluid port of positioning pin.
By using above-mentioned technical proposal, positioning table can be directly used cooperatively with locking pressure hook, simplify location structure,
When template is inserted on positioning pin, positioning table defines the height of template, then locks pressure hook and template is pressed on positioning table,
Realize the fixation of template.
Preferably, the cylinder cap is cylindrical shell, and the inside of cylinder cap is equipped with sealing column, and the stretching hydraulic fluid port is through close
The diameter of Feng Zhu, sealing column are consistent with the diameter of positioning pin piston hole, and connection sealing is equipped between sealing column and the inner wall of cylinder cap
The inside of slot, cylinder cap is equipped with internal screw thread, and internal screw thread and the external screw thread of positioning pin bottom match, and the bottom of positioning pin is inserted in connection
In seal groove.
By using above-mentioned technical proposal, cylinder cap realizes the sealing of hydraulic cylinder, while playing fixed function, will position
Pin is fixed in fixing seat, reduces installation part.
Preferably, the sealing column is equipped with lower seal groove cavity, and lower seal groove cavity is provided with lower seal.
By using above-mentioned technical proposal, lower seal improves leakproofness, prevents hydraulic fluid leak.
Preferably, one end of the locking pressure hook is locking bail, and the other end is guide rod；The guide rod is inserted in pressure hole
In, guide rod is triangle, and the end of guide rod is equipped with arc surface；Rotation hole is additionally provided on locking pressure hook, rotation hole is located at lock
Between tight hook and guide rod, rotation hole activity is inserted on the rotating shaft.
By using above-mentioned technical proposal, guide rod is that triangle facilitates guide rod to follow pressure hole mobile, while making to lead
Intensity to bar is high, and bending resistance is strong, and stability is good, while two locking pressure hooks being made to be capable of providing consistent pressure.
The arc surface for being oriented to boom end reduces guide rod and presses the frictional force between hole, keeps guide rod movement smooth.
Preferably, the side of the sliding bar is additionally provided with indent, and indent is symmetrically positioned in the two sides in pressure hole, and with pressure hole phase
It is logical.
By using above-mentioned technical proposal, indent is for adjusting the distance that sliding bar moves up and down, when indent is deeper, sliding
The distance that bar moves up and down is bigger.Due to the extruding of guide rod, hole is pressed to be easy to produce burr, indent avoids burr from connecing with sliding rod hole
Touching.
It preferably, further include positioning sleeve, the positioning sleeve activity is inserted on positioning pin, and the periphery of positioning sleeve is equipped with pressure
Tight ring, compression ring are located at the top of positioning sleeve, and locking pressure hook is for compressing or unclamping positioning sleeve.
By using above-mentioned technical proposal, positioning sleeve can protect template, while also adjustable crush pad, make to be applicable in
The template of different-thickness.
When work, positioning pin is inserted on the hole of fixing seat, and positioning table is located at the top of fixing seat, and cylinder cap is common with positioning table
Positioning pin is fixed in fixing seat.Fixing seat is equipped with through-hole, and through-hole is communicated with hydraulic fluid port is retracted, and retracts hydraulic fluid port and stretches out hydraulic fluid port
It is connect by oil pipe with solenoid valve, solenoid valve is connect with hydraulic pump.
When hydraulic positioning pin original state, locking pressure hook is retracted in pressure hook hole, and sliding bar is in low level, the end of guide rod
Portion is pressed in the downside in hole, and the end of the upper side in hole is pressed to be pressed in the upper side of guide rod, and the position for locking pressure hook is fixed.
It when template is inserted on positioning pin, stretches out hydraulic fluid port and enters hydraulic oil, piston rod drives sliding bar to rise, and pressure hole pushes away
Action-oriented bar moves up, i.e. the downside in pressure hole first pushes the end of guide rod, moves up guide rod, locking pressure hook around
Rotation axis rotation, locking bail gradually stretches out pressure hook hole, after sliding bar rises to moving distance, the end of the downside in hole is pressed to push away
The downside of action-oriented bar, until locking bail compresses template or positioning sleeve.The upper side in the end hole Bu Yuya of guide rod at this time
Contact, and there are a certain distance, if the upside face contact of the end of guide rod and pressure hole, locking bail just loses compression and makees
With.
Compared with prior art the utility model has the following beneficial effects:
Hydraulic locating pin structure provided by the utility model is simple, small in size, positioning accuracy is high, positioning is fast, pressure is big, can
It is high by property, using stabilization, failure is few, the clamping time is few, long service life.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure of hydraulic positioning pin impaction state；
Fig. 2 is the schematic diagram of the section structure of hydraulic positioning pin releasing orientation.
Specific embodiment
Now in conjunction with attached drawing, the utility model is described in further detail.
Embodiment one
As depicted in figs. 1 and 2, hydraulic positioning pin, including positioning pin 1, locking release lever, locking pressure hook 4 and cylinder cap 6.
The top of positioning pin 1 is equipped with introduction bevel 11, and the bottom of positioning pin 1 is equipped with piston hole 14, the bottom of piston hole 14
Equipped with sliding rod hole 13, sliding rod hole 13 is blind hole, and sliding rod hole 13 extends to the top of positioning pin 1, and the diameter of piston hole 14, which is greater than, to be slided
The diameter of rod aperture 13, the side of positioning pin 1, which is equipped with, retracts hydraulic fluid port 16 and pressure hook hole 12, retracts hydraulic fluid port 16 and sliding rod hole 13 and piston
Hole 14 communicates, and the axis for retracting hydraulic fluid port 16 is overlapped with the bottom surface of piston hole 14, and pressure hook hole 12 is located at the top of positioning pin 1, and
Positioned at the lower section of introduction bevel 11.Introduction bevel 11 facilitates 7 quick insertion of template, and error correcting capability is strong, and template 7 is allowed to be inserted into
When have certain position deviation, reduce the positioning accuracy request to feed device, can reduce the cost of automatic production line.
Positioning pin 1 is equipped with positioning table 15, and the diameter of positioning table 15 is greater than the diameter of positioning pin 1, and it is fixed that positioning table 15 is located at
Between the pressure hook hole 12 and retraction hydraulic fluid port 16 of position pin 1.Positioning table 15 can be directly used cooperatively with locking pressure hook 4, and it is fixed to simplify
Bit architecture, when template 7 is inserted on positioning pin 1, positioning table 15 defines the height of template 7, then locks pressure hook 4 for template 7
It is pressed on positioning table 15, realizes the fixation of template 7.
Locking release lever includes piston rod 3 and sliding bar 2, and the sliding of piston rod 3 is inserted in piston hole 14, sets on piston rod 3
There is piston seal slot, movable sealing circle 32 is housed on piston seal slot.Movable sealing circle 32 improves the leakproofness of piston, to protect
Constant pressure is held, stability is improved.
The sliding of sliding bar 2 is inserted in sliding rod hole 13, and the top of sliding bar 2 is equipped with pressure hole 21；The side of sliding bar 2 is additionally provided with
Indent 22, indent 22 is symmetrically positioned in the two sides in pressure hole 21, and communicates with pressure hole 21.Indent 22 moves down on sliding bar 2 for adjusting
Dynamic distance, when indent 22 is deeper, the distance that sliding bar 2 moves up and down is bigger.Due to the extruding of guide rod 42, hole 21 is pressed to be easy
Burr is generated, indent 22 avoids burr from contacting with sliding rod hole 13.
There are two locking pressure hook 4 is set, locking pressure hook 4 is symmetrically positioned in the two sides in pressure hook hole 12.
The one end for locking pressure hook 4 is locking bail 41, and the other end is guide rod 42；Guide rod 42 is inserted in pressure hole 21, guiding
Bar 42 is triangle, and the end of guide rod 42 is equipped with arc surface 43；Rotation hole is additionally provided on locking pressure hook 4, rotation hole is located at lock
Between tight hook 41 and guide rod 42, rotation hole activity is inserted in rotation axis 5, and rotation axis 5 is located in pressure hook hole 12.
Guide rod 42 is that triangle facilitates guide rod 42 to follow pressure hole 21 mobile, while keeping the intensity of guide rod 42 high,
Bending resistance is strong, and stability is good, while two locking pressure hooks 4 being made to be capable of providing consistent pressure.The circle of 42 end of guide rod
Cambered surface 43 reduces guide rod 42 and presses the frictional force between hole 21, keeps the movement of guide rod 42 smooth.
Cylinder cap 6 is cylindrical shell, and the bottom of cylinder cap 6, which is equipped with, stretches out hydraulic fluid port 61, and the inside of cylinder cap 6 is equipped with sealing column
62, it stretches out hydraulic fluid port 61 and runs through sealing column 62, the diameter of sealing column 62 is consistent with the diameter of 1 piston hole 14 of positioning pin, sealing column 62
It is equipped with lower seal groove cavity, lower seal groove cavity is provided with lower seal 63.Lower seal 63 improves leakproofness, prevents hydraulic oil from letting out
Leakage.
Cylinder cap 6 realizes the sealing of hydraulic cylinder, while playing fixed function, and positioning pin 1 is fixed in fixing seat 8,
Reduce installation part.
Connection seal groove 64 is equipped between sealing column 62 and the inner wall of cylinder cap 6, the inside of cylinder cap 6 is equipped with internal screw thread, interior spiral shell
Line and the external screw thread of 1 bottom of positioning pin match, and cylinder cap 6 is mounted on the bottom of positioning pin 1, and the bottom of positioning pin 1 is inserted in connection
In seal groove 64.
The axis for retracting hydraulic fluid port 16 is overlapped with the bottom surface of sliding rod hole 13 makes the bottom surface of piston hole 14 there are an empty slot, works as liquid
Pressure oil is placed exactly in the top surface of piston rod 3 from retracting when hydraulic fluid port 16 enters empty slot, hydraulic oil generates downward push away to piston rod 3
Power.The downward power very little as needed for sliding bar 2, the thrust face formed at empty slot are capable of providing enough downward
Power.The retraction hydraulic fluid port 16 of this mode makes hydraulic cylinder, and the structure can be simplified, no longer needs to independent processing oil groove, makes manufacturing procedure
It is few, processing cost is greatly reduced, is suitble to produce in enormous quantities, to reduce the cost of entire automatic production line.
When sliding bar 2 rises, promotion locking pressure hook 4 in pressure hole 21 makes locking pressure hook 4 stretch out pressure hook hole 12 and realizes clamping work
Part.Locking mechanism is relatively simple, and stable and reliable operation, failure are few, easy to maintenance.
One end of locking pressure hook 4 is located at the moving distance for capableing of limit slippage bar 2 in the pressure hole 21 of sliding bar 2, makes to slide
The distance that bar 2 moves up and down becomes smaller, to realize quick-clamping, shortens the clamping time, improves efficiency.When locking pressure hook 4
Length in pressure hole 21 is longer, and pressure 21 width of hole is smaller, and the moving distance of sliding bar 2 is smaller.
One end of locking pressure hook 4, which is located in the pressure hole 21 of sliding bar 2, can also make to lock the holding of pressure hook 4 compression or retraction shape
State, i.e. sliding bar 2 make to lock the compression template 7 of pressure hook 4 when rising, and sliding bar 2 makes locking pressure hook 4 be retracted in pressure hook hole 12 when declining
In, make to lock the holding retracted mode of pressure hook 4 without other parts.
Hydraulic positioning pin realizes quick locking by built-in hydraulic cylinder, and improves higher pressure, and clamping is stablized, liquid
Compressing cylinder is built-in to reduce volume, is applicable in the place of a variety of places, especially narrow space.
Embodiment two
It on the basis of the above embodiments, further include positioning sleeve 9,9 activity of positioning sleeve is inserted on positioning pin 1, positioning sleeve 9
Periphery is equipped with compression ring 91, and compression ring 91 is located at the top of positioning sleeve 9, and locking pressure hook 4 is for compressing or unclamping positioning sleeve
9.Positioning sleeve 9 can protect template 7, while also adjustable crush pad, make the template 7 for being applicable in different-thickness.
When work, positioning pin 1 is inserted on the hole of fixing seat 8, and positioning table 15 is located at the top of fixing seat 8, cylinder cap 6 and positioning
Positioning pin 1 is fixed in fixing seat 8 by platform 15 jointly.Fixing seat 8 is equipped with through-hole, and through-hole is communicated with hydraulic fluid port 16 is retracted, and retracts
Hydraulic fluid port 16 and stretching hydraulic fluid port 61 are connect by oil pipe with solenoid valve, and solenoid valve is connect with hydraulic pump.
When hydraulic positioning pin original state, locking pressure hook 4 is retracted in pressure hook hole 12, and sliding bar 2 is in low level, guide rod
42 end is pressed in the downside A24 in hole 21, and the end of the upper side A23 in hole 21 is pressed to be pressed in the upper side B44 of guide rod 42,
The position of locking pressure hook 4 is fixed.
When template 7 is inserted on positioning pin 1, stretching out hydraulic fluid port 61 and enter hydraulic oil, piston rod 3 drives sliding bar 2 to rise,
Pressure hole 21 pushes guide rod 42 to move up, i.e. the downside A24 in pressure hole 21 first pushes the end of guide rod 42, makes guide rod 42
It moves up, locking pressure hook 4 is rotated around rotation axis 5, and locking bail 41 gradually stretches out pressure hook hole 12, when sliding bar 2 rises to movement
After distance, the end of the downside A24 in hole 21 is pressed to push the downside B45 of guide rod 42, until locking bail 41 compresses template 7
Or positioning sleeve 9.The upper side A23 contact in the end hole Bu Yuya 21 of guide rod 42 at this time, and there are a certain distance, such as Tab phenolphthaleinum
It is contacted to the end of bar 42 with the upper side A23 in pressure hole 21, locking bail 41 just loses pressuring action.
Claims (9)
1. hydraulic positioning pin, which is characterized in that including positioning pin (1), locking release lever, locking pressure hook (4) and cylinder cap (6)；Institute
The bottom for stating positioning pin (1) is equipped with piston hole (14), and the bottom of piston hole (14) is equipped with sliding rod hole (13), piston hole (14) it is straight
Diameter is greater than the diameter of sliding rod hole (13), and the side of positioning pin (1), which is equipped with, retracts hydraulic fluid port (16) and pressure hook hole (12), the retraction oil
Mouth (16) is communicated with sliding rod hole (13) and piston hole (14), and retracts the axis of hydraulic fluid port (16) and the bottom surface weight of piston hole (14)
It closes, the pressure hook hole (12) is located at the top of positioning pin (1)；
The locking release lever includes piston rod (3) and sliding bar (2), and piston rod (3) sliding is inserted in piston hole (14), slides
Bar (2) sliding is inserted in sliding rod hole (13), and the top of sliding bar (2) is equipped with pressure hole (21)；
There are two the locking pressure hook (4) sets, locking pressure hook (4) is rotatably installed in pressure hook hole (12) by rotation axis (5), and
The two sides of pressure hook hole (12) are symmetrically positioned in, one end of locking pressure hook (4) is located in the pressure hole (21) of sliding bar (2)；
The bottom of the cylinder cap (6), which is equipped with, stretches out hydraulic fluid port (61), and cylinder cap (6) is mounted on the bottom of positioning pin (1).
2. hydraulic positioning pin according to claim 1, which is characterized in that the top of the positioning pin (1), which is equipped with, to be imported tiltedly
Face (11).
3. hydraulic positioning pin according to claim 1, which is characterized in that the piston rod (3) is equipped with piston seal slot,
Movable sealing circle (32) are housed on piston seal slot.
4. hydraulic positioning pin according to claim 1, which is characterized in that the positioning pin (1) is equipped with positioning table (15),
The diameter of positioning table (15) is greater than the diameter of positioning pin (1), and positioning table (15) is located at the pressure hook hole (12) of positioning pin (1) and retracts
Between hydraulic fluid port (16).
5. hydraulic positioning pin according to claim 4, which is characterized in that the cylinder cap (6) is cylindrical shell, cylinder cap
(6) inside is equipped with sealing column (62), and the stretching hydraulic fluid port (61) runs through sealing column (62), the diameter of sealing column (62) and positioning
The diameter for selling (1) piston hole (14) is consistent, and connection seal groove (64), cylinder are equipped between sealing column (62) and the inner wall of cylinder cap (6)
The inside for covering (6) is equipped with internal screw thread, and internal screw thread and the external screw thread of positioning pin (1) bottom match, and the bottom of positioning pin (1) is inserted in
It connects in seal groove (64).
6. hydraulic positioning pin according to claim 5, which is characterized in that the sealing column (62) is equipped with lower seal groove cavity,
Lower seal groove cavity is provided with lower seal (63).
7. hydraulic positioning pin according to claim 1, which is characterized in that one end of locking pressure hook (4) is locking bail
(41), the other end is guide rod (42)；The guide rod (42) is inserted in pressure hole (21), and guide rod (42) is triangle, guiding
The end of bar (42) is equipped with arc surface (43)；
It is additionally provided with rotation hole in locking pressure hook (4), rotation hole is located between locking bail (41) and guide rod (42), rotation hole activity
It is inserted on rotation axis (5).
8. hydraulic positioning pin according to claim 1, which is characterized in that the side of the sliding bar (2) is additionally provided with indent
(22), indent (22) is symmetrically positioned in the two sides of pressure hole (21), and communicates with pressure hole (21).
9. hydraulic positioning pin according to claim 1, which is characterized in that it further include positioning sleeve (9), the positioning sleeve (9)
Activity is inserted on positioning pin (1), and the periphery of positioning sleeve (9) is equipped with compression ring (91), and compression ring (91) is located at positioning sleeve (9)
Top, locking pressure hook (4) is for compressing or unclamp positioning sleeve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821435049.XU CN209146081U (en) | 2018-09-03 | 2018-09-03 | Hydraulic positioning pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821435049.XU CN209146081U (en) | 2018-09-03 | 2018-09-03 | Hydraulic positioning pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209146081U true CN209146081U (en) | 2019-07-23 |
Family
ID=67266765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821435049.XU Expired - Fee Related CN209146081U (en) | 2018-09-03 | 2018-09-03 | Hydraulic positioning pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209146081U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869499A (en) * | 2018-09-03 | 2018-11-23 | 菲斯达精密工业部件（苏州）有限公司 | Hydraulic positioning pin |
| CN110725844A (en) * | 2019-10-17 | 2020-01-24 | 上汽通用汽车有限公司 | Positioning pin, and assembling method thereof |
| CN113107923A (en) * | 2021-04-14 | 2021-07-13 | 重庆市功华车业有限公司 | Adjustable floating cylinder |
| CN113263342A (en) * | 2021-06-29 | 2021-08-17 | 浙江今飞机械有限公司 | Auxiliary device for processing bicycle chain wheel |
| CN114367846A (en) * | 2022-02-23 | 2022-04-19 | 重庆渝江压铸有限公司 | Pressing mechanism |
-
2018
- 2018-09-03 CN CN201821435049.XU patent/CN209146081U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869499A (en) * | 2018-09-03 | 2018-11-23 | 菲斯达精密工业部件（苏州）有限公司 | Hydraulic positioning pin |
| CN108869499B (en) * | 2018-09-03 | 2024-04-02 | 菲斯达精密工业部件（苏州）有限公司 | Hydraulic locating pin |
| CN110725844A (en) * | 2019-10-17 | 2020-01-24 | 上汽通用汽车有限公司 | Positioning pin, and assembling method thereof |
| CN110725844B (en) * | 2019-10-17 | 2021-04-20 | 上汽通用汽车有限公司 | Positioning pin, and assembling method thereof |
| CN113107923A (en) * | 2021-04-14 | 2021-07-13 | 重庆市功华车业有限公司 | Adjustable floating cylinder |
| CN113263342A (en) * | 2021-06-29 | 2021-08-17 | 浙江今飞机械有限公司 | Auxiliary device for processing bicycle chain wheel |
| CN114367846A (en) * | 2022-02-23 | 2022-04-19 | 重庆渝江压铸有限公司 | Pressing mechanism |
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