CN207915372U - A kind of ejector pin device - Google Patents
A kind of ejector pin device Download PDFInfo
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- CN207915372U CN207915372U CN201721828180.8U CN201721828180U CN207915372U CN 207915372 U CN207915372 U CN 207915372U CN 201721828180 U CN201721828180 U CN 201721828180U CN 207915372 U CN207915372 U CN 207915372U
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- hydraulic cylinder
- fixedly connected
- axis pin
- hex bolts
- fixed frame
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Abstract
The utility model discloses a kind of ejector pin devices, including hydraulic cylinder fixed frame, the Left-side center position of the hydraulic cylinder fixed frame is fixedly connected with hydraulic cylinder device, the inside of the bolt hole is run through and slidably connects the second hex bolts, second hex bolts is threadedly coupled restricted fixture block by the second thread groove, it is fixedly connected with adjusting link block on the right side of the limitation fixture block, centre position inside the adjusting link block, which is run through, is connected with the first hex bolts, first hex bolts is located at the both ends adjusted outside link block and is threaded with the first hex nut, the surface of the internal clamping block is fixedly connected with axle sleeve, the center of the axle sleeve, which is run through, is connected with axis pin, the utility model is related to axis pin equipment technical fields.A kind of efficient axis pin liftout attachment device, it is out of stock to have reached machine automatization, improves the out of stock efficiency of axis pin, reduces labor intensity, and light and easy to carry purpose.
Description
Technical field
The utility model is related to axis pin equipment technical field, specially a kind of ejector pin device.
Background technology
Axis pin is a kind of standardized fastener, both can static state be fixedly connected, can also do relative motion with connected piece, it is main
It is used for the hinged place of two parts, constitutes hinge connection.Axis pin is usually locked with split pin, reliable operation, convenient disassembly.Axis pin
International standard be ISO2341:1986.Domestic standard GB/T882-2008.Positioning pin participates in the zero of limited object degree of freedom
Part has certain application in the equipment of some mechanical movements, is mainly used for the location determination of two-dimensional space.When body is by more
A part couples, and when various pieces need to keep exact position in process and assemble, positioning finger setting should be used.Such as cut open
Fraction babinet is made of cover and engine base, and the processing of upper bearing aperture has higher required precision, therefore in design, Ying
Two positioning pins apart from each other are set on split surface, to ensure its process and assemble precision.Pin shaft joint is various big machineries
Equipment, especially bulk transport machinery, such as rail vehicles moving parts a kind of common connecting mode.Due to axis pin
The main stressed member of connection is axis pin body, and the main Impact direction of axis pin body is radial shear power and surface radial compression power, institute
With axis pin is not generally by axial force；Axis pin body moves axially in order to prevent, generally using the axis pin body with block machine；In order to anti-
To block machine direction play after the installation of shotpin axis, radial through-hole or card slot generally are set in the insertion end of axis pin, after axis pin installation,
After the end cap enters circular washer, it is inserted into radial through-hole to lock or be inserted into card slot with V shape opening clamp spring using split pin and locks.
At present when dismounting tower crane standard knot, since the axis pin of two standard knot parts of positioning is not easily taken out, 5 to 6 workers are needed
Work compound, labor intensity is relatively high, and efficiency is very low, and device is heavier, not portable.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of ejector pin device, solves existing axis pin ejection
It needs to consume a large amount of manpowers, labor intensity height and ejector pin efficiency are low, and the problem that device is cumbersome and not easy to carry around.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs：A kind of ejector pin device, including liquid
The Left-side center position of cylinder pressure fixed frame, the hydraulic cylinder fixed frame is fixedly connected with hydraulic cylinder device, and the hydraulic cylinder is fixed
The upper and lower ends of frame offer bolt hole, and the second hex bolts is run through and slidably connected in the inside of the bolt hole, described
It is fixedly connected with the second hex nut, second hexagonal on second hex bolts and positioned at left side one end of hydraulic cylinder fixed frame
Bolt is threadedly coupled restricted fixture block by the second thread groove, and adjusting link block is fixedly connected on the right side of the limitation fixture block,
Centre position inside the adjusting link block is located at the company of adjusting through the first hex bolts, first hex bolts is connected with
It connects the both ends outside block and is threaded with the first hex nut, the position between the hydraulic cylinder fixed frame and limitation fixture block is set
It is equipped with internal clamping block, the surface of the internal clamping block is fixedly connected with axle sleeve, and the center of the axle sleeve, which is run through, is connected with axis pin.
Preferably, it is correspondingly arranged on the right side of the left side of the axis pin and hydraulic cylinder device, the right side of the axis pin and limitation
Fixture block is correspondingly arranged.
Preferably, the hydraulic cylinder device includes cylinder body, and cylinder bottom is fixedly connected on the left of the cylinder body, the cylinder body
Centre position is fixedly connected with hydraulic fluid port fixed block.
Preferably, oil inlet and oil return opening, the oil inlet have been respectively fixedly connected at left and right sides of the hydraulic fluid port fixed block
It is communicated with oil pipe on mouth and oil return opening.
Preferably, one end far from oil inlet and oil return opening is connected to cylinder body on the oil pipe, the right side of the cylinder body and
Hydraulic cylinder fixed frame is fixedly connected.
Preferably, the model of second hex bolts, the first hex bolts, the second hex nut and the first hex nut
It is set as GB/T1228-2006-M24 × 400-10.9.
(3) advantageous effect
The utility model provides a kind of ejector pin device.Has following advantageous effect：
(1), the ejector pin device is placed on hydraulic cylinder fixed frame by axle sleeve and axis pin and limits the position between fixture block,
Worker is threadedly coupled by rotating the second hex nut, the second hex nut with the second thread groove simultaneously, realizes that lateral position is solid
Dead axle covers and axis pin, and worker rotates the first hex nut at this time, and the first hex nut rotates on the first hex bolts, to band
Dynamic to limit fixture block vertical position fixed hub and axis pin, hydraulic cylinder device is powered at this time, and the right side of hydraulic cylinder device squeezes
Axis pin, has reached that machine automatization is out of stock, improves the purpose of the out of stock efficiency of axis pin.
(2), the ejector pin device only needs 2 to 3 worker's work compounds that can complete, interventional systems pressure by this device
Power can eject axis pin, reach reduction labor intensity, and light and easy to carry purpose.
Description of the drawings
Fig. 1 is the front view of the utility model structure；
Fig. 2 is the left view of the utility model structure；
Fig. 3 is the right view of this utility structure；
Fig. 4 is the vertical view of the utility model structure.
In figure：1- hydraulic cylinders fixed frame, 2- hydraulic cylinder devices, 201- cylinder bodies, 202- cylinder bottoms, 203- hydraulic fluid ports fixed block,
204- oil inlets, 205- oil return openings, 206- oil pipes, 3- bolts hole, the second hex bolts of 4-, the second hex nuts of 5-, 6- second
Thread groove, 7- limitations fixture block, 8- adjust link block, the first hex bolts of 9-, the first hex nuts of 10-, 11- internal clamping blocks, 12- axis
Set, 13- axis pins.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of ejector pin device, including hydraulic cylinder fixed frame
1, the Left-side center position of hydraulic cylinder fixed frame 1 is fixedly connected with hydraulic cylinder device 2, and the upper and lower ends of hydraulic cylinder fixed frame 1 are equal
Offer bolt hole 3, the second hex bolts 4 is run through and slidably connected in the inside of bolt hole 3, on the second hex bolts 4 and position
It is fixedly connected with the second hex nut 5 in left side one end of hydraulic cylinder fixed frame 1, the second hex bolts 4 passes through the second thread groove 6
It is threadedly coupled restricted fixture block 7, the right side of limitation fixture block 7, which is fixedly connected with, adjusts link block 8, in adjusting inside link block 8
Between position through the first hex bolts 9 is connected with, the first hex bolts 9 is located at the equal screw thread company in both ends adjusted outside link block 8
It is connected to the first hex nut 10, the position between hydraulic cylinder fixed frame 1 and limitation fixture block 7 is provided with internal clamping block 11, internal clamping block 11
Surface be fixedly connected with axle sleeve 12, the center of axle sleeve 12 is through being connected with axis pin 13.It is out of stock to have reached machine automatization, has carried
The purpose of the high out of stock efficiency of axis pin.The left side of axis pin 13 and the right side of hydraulic cylinder device 2 are correspondingly arranged, the right side of axis pin 13 with
Limitation fixture block 7 is correspondingly arranged.Hydraulic cylinder device 2 includes cylinder body 201, and the left side of cylinder body 201 is fixedly connected with cylinder bottom 202, cylinder body
201 centre position is fixedly connected with hydraulic fluid port fixed block 203.The left and right sides of hydraulic fluid port fixed block 203 be respectively fixedly connected with into
It is communicated with oil pipe 206 on hydraulic fluid port 204 and oil return opening 205, oil inlet 204 and oil return opening 205.Far from oil inlet on oil pipe 206
204 and one end of oil return opening 205 be connected to cylinder body 201, the right side of cylinder body 201 is fixedly connected with hydraulic cylinder fixed frame 1.Two or six
Corner bolt 4, the first hex bolts 9, the second hex nut 5 and the first hex nut 10 model be set as GB/T1228-2006-
M24× 400-10.9.Reduction labor intensity, and light and easy to carry purpose are reached.
In use, being placed on hydraulic cylinder fixed frame 1 by axle sleeve 12 and axis pin 13 and limiting the position between fixture block 7, together
When worker by rotating the second hex nut 5, the second hex nut 5 is threadedly coupled with the second thread groove 6, realization lateral position
Fixed hub 12 and axis pin 13, the first hex nut 10 of worker's rotation at this time, the first hex nut 10 is on the first hex bolts 9
Rotation, to drive limitation 7 vertical position fixed hub 12 of fixture block and axis pin 13, hydraulic cylinder device 2 is powered at this time, hydraulic pressure
The right side of cylinder assembly 2 squeezes axis pin 13, has reached that machine automatization is out of stock, improves the purpose of the out of stock efficiency of axis pin.Pass through this device
Only need 2 to 3 worker's work compounds that can complete, interventional systems pressure can eject axis pin, reach reduction worker's labor
Fatigue resistance, and light and easy to carry purpose.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " including one ... the element limited, it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element ".
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of ejector pin device, including hydraulic cylinder fixed frame (1), it is characterised in that：In the left side of the hydraulic cylinder fixed frame (1)
Heart position is fixedly connected with hydraulic cylinder device (2), and the upper and lower ends of the hydraulic cylinder fixed frame (1) offer bolt hole (3),
The second hex bolts (4) is run through and slidably connected in the inside of the bolt hole (3), on second hex bolts (4) and position
It is fixedly connected with the second hex nut (5) in left side one end of hydraulic cylinder fixed frame (1), second hex bolts (4) passes through
Second thread groove (6) is threadedly coupled restricted fixture block (7), and adjusting link block is fixedly connected on the right side of the limitation fixture block (7)
(8), the centre position for adjusting link block (8) inside, which is run through, is connected with the first hex bolts (9), first hex bolts
(9) it is located at the external both ends of adjusting link block (8) and is threaded with the first hex nut (10), the hydraulic cylinder fixed frame
(1) position between limitation fixture block (7) is provided with internal clamping block (11), and the surface of the internal clamping block (11) is fixedly connected with axle sleeve
(12), the center of the axle sleeve (12), which is run through, is connected with axis pin (13).
2. a kind of ejector pin device according to claim 1, it is characterised in that：The left side of the axis pin (13) is filled with hydraulic cylinder
It sets and is correspondingly arranged on the right side of (2), right side and the limitation fixture block (7) of the axis pin (13) are correspondingly arranged.
3. a kind of ejector pin device according to claim 1, it is characterised in that：The hydraulic cylinder device (2) includes cylinder body
(201), cylinder bottom (202) is fixedly connected on the left of the cylinder body (201), the centre position of the cylinder body (201) is fixedly connected
There is hydraulic fluid port fixed block (203).
4. a kind of ejector pin device according to claim 3, it is characterised in that：The left and right two of the hydraulic fluid port fixed block (203)
Side has been respectively fixedly connected with oil inlet (204) and oil return opening (205), is connected on the oil inlet (204) and oil return opening (205)
There is oil pipe (206).
5. a kind of ejector pin device according to claim 4, it is characterised in that：Far from oil inlet on the oil pipe (206)
(204) it is connected to cylinder body (201) with one end of oil return opening (205), right side and the hydraulic cylinder fixed frame (1) of the cylinder body (201)
It is fixedly connected.
6. a kind of ejector pin device according to claim 1, it is characterised in that：Second hex bolts (4), the first hexagonal
The model of bolt (9), the second hex nut (5) and the first hex nut (10) is set as GB/T1228-2006-M24 × 400-
10.9。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721828180.8U CN207915372U (en) | 2017-12-25 | 2017-12-25 | A kind of ejector pin device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721828180.8U CN207915372U (en) | 2017-12-25 | 2017-12-25 | A kind of ejector pin device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207915372U true CN207915372U (en) | 2018-09-28 |
Family
ID=63607637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721828180.8U Active CN207915372U (en) | 2017-12-25 | 2017-12-25 | A kind of ejector pin device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207915372U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253107A (en) * | 2020-12-21 | 2021-01-22 | 三一重型装备有限公司 | First conveyor device and heading machine |
| CN112605638A (en) * | 2020-12-31 | 2021-04-06 | 广东庞源工程机械有限公司 | Dismantling structure system for hinge pin of tower crane |
-
2017
- 2017-12-25 CN CN201721828180.8U patent/CN207915372U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253107A (en) * | 2020-12-21 | 2021-01-22 | 三一重型装备有限公司 | First conveyor device and heading machine |
| CN112605638A (en) * | 2020-12-31 | 2021-04-06 | 广东庞源工程机械有限公司 | Dismantling structure system for hinge pin of tower crane |
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