CN106625402A - Spacer bush dismounting device and method - Google Patents
Spacer bush dismounting device and method Download PDFInfo
- Publication number
- CN106625402A CN106625402A CN201510442166.3A CN201510442166A CN106625402A CN 106625402 A CN106625402 A CN 106625402A CN 201510442166 A CN201510442166 A CN 201510442166A CN 106625402 A CN106625402 A CN 106625402A
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- China
- Prior art keywords
- spacer
- dismounting
- component
- disassembling
- block
- Prior art date
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Classifications
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- 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
- B25B27/06—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 inserting or withdrawing sleeves or bearing races
Abstract
The invention relates to a spacer bush dismounting device and method. The spacer bush dismounting device is used for dismounting a spacer bush from a first part where the spacer bush is assembled, and comprises at least one first dismounting block. The first dismounting blocks are detachably mounted on the spacer bush and at least partially exposed out of the inner wall or the outer wall of the spacer bush to achieve relative movement of the spacer bush and the first part through external force applied on the exposed portions of the first dismounting blocks by means of a force applying part. According to the spacer bush dismounting device and method, the first dismounting blocks are detachably mounted on the spacer bush to achieve relative movement between the spacer bush and the first dismounting blocks through the force applied on the portions, exposed out of the spacer bush, of the first dismounting blocks by means of the force applying part, and therefore dismounting of the spacer bush is achieved; by adoption of the spacer bush dismounting device, the requirements for the wall thickness of the spacer bush are lowered, the structure is simple, the cost is low, dismounting is convenient, the time and labor are saved, the maintenance time can be shortened, and the maintenance efficiency of a whole vehicle is improved.
Description
Technical field
The present invention relates to technical field of engineering machinery, more particularly to a kind of disassembling spacer bush device and every
Set method for dismounting.
Background technology
Underground carry scraper is a kind of wheel for underground mining operation (shovel dress, transport, unloading)
Tire formula vehicle.At present, the vehicle frame central authorities articulated mounting being applied on loading machine and underground carry scraper,
It is general to cut with scissors by central hinging pin shaft, the bearing being sleeved on central hinging pin shaft and by central authorities
Front frame hinged seat and Rear frame hinged seat composition that pin axle is coupled to each other.The structure both can be with
Radial load is born, axial force can be born again, within the specific limits gap is adjustable for bearing wear,
Keep forward and backward vehicle frame to be articulated and connected in good condition, improve equipment dependability, application is very extensive.
The axial restraint of the bearing inner race of this central articulated mounting needs to be positioned by spacer, but
Because of the reason such as stress during use, spacer is easily deformed, easily occur in repair demolition every
Set is difficult to the phenomenon dismantled.
It is in terms of central articulated structure at present to adopt taper roll bearing formula and ball-and-socket hinge style more, such as scheme
Shown in 1 and Fig. 2.In both articulated structures, front frame a7, b7 be hinged plate hole built with
Bearing a2, b2, the effect that bearing cap a5, b5, a8, b8 pass through bolt a4, b4, by axle
Hold a2, b2 to be fixed in hinge hole, bearing clearance can be adjusted by adjusting pad a6, b6,
Effectively to prevent external dust from entering Bearing inner, bearing upper and lower ends equipped with sealing ring a3,
B3, lower cover a9, b9 by the effect of bolt a10, b10 by the inner ring of bearing a2, b2,
The lower plane of spacer a11, b11 and Rear frame a1, b1 upper plate tightly fits together.Spacer
A11, b11 role in central articulated structure mainly positions bearing a2, b2 inner ring,
Prevent bearing a2, b2 axial float.
In product repairing, when dismounting central authorities articulated structure is needed, spacer need to be taken out.Cause
The reason such as stress during use, spacer is easily deformed, and is typically difficult to pull down.In prior art
Using method for dismounting, as shown in figure 3, this provision for disengagement include steel plate c3, fixing bolt
C4 and rise pull out bolt c5, it be provided with the heart in steel plate c3 one rise pull out bolt c5,
Rise pull out bolt c5 outside it is symmetrical be provided with two fixing bolt c4, workpiece c2 is enclosed within spindle nose c1
On, the end face of workpiece c2 is provided with two screw holes, with two fixing bolts on steel plate c3
C4 is engaged.When workpiece c2 is unloaded down from spindle nose c1, need to be bored on workpiece c2
Two screw holes corresponding with fixing bolt c4, by steel plate c3 fixing bolt c4 work is fixed to
On part c2, then rotate and pulled out bolt c5 so as to which top has made two fixed spiral shells on spindle nose c1
Bolt c4 produces the power for being pulled outwardly workpiece, rises and pulls out the power that bolt c5 produces apical axis head inwards, so as to
Spindle nose c1 and workpiece c2 forms a reciprocal power and realizes smoothly dismounting.
Above-mentioned provision for disengagement is applied into the dismounting of spacer, can there is problems with：
(1) this provision for disengagement requires the appearance and size of spacer higher, it is desirable to spacer
Wall thickness must is fulfilled for that screw hole can be processed, and if the profile of spacer is larger, central authorities are hinged dress
The size put can therewith become big, thus there is huge structure, the shortcomings of service clearance is narrow and small；
(2) special disassembling fixture need to be made, tool structure is relative complex, exist disassemble it is tired
The shortcomings of hardly possible, storage inconvenience.
(3) need to be operated from structure lower end, can be limited in space.
The content of the invention
The purpose of the present invention is to propose to a kind of disassembling spacer bush device and disassembling spacer bush method, as far as possible
Make the dismounting of spacer convenient, be conveniently replaceable or keep in repair.
For achieving the above object, the invention provides a kind of disassembling spacer bush device, for by spacer
Separate from the first component assembled with the spacer, the disassembling spacer bush device includes at least one
Individual first dismounting block, described at least one first dismounting blocks are removably installed on the spacer,
And outwards expose at least in part relative to the inwall or outer wall of the spacer, with by force
The external force that part is acted on the exposed portion of described at least one first dismounting blocks is described to realize
The relative motion of spacer and the first component.
Further, the exposed portion that the force application part dismantles blocks with described at least one first
Between contact be plane contact.
Further, described at least one first dismounting blocks can for the force application part provide to
The action plane of few external force.
Further, at least one first installing holes are provided with the inwall of the spacer, it is described
One end of at least one first dismounting blocks can be inserted into described at least one first installing holes.
Further, the disassembling spacer bush device also includes at least one second dismounting blocks, described
At least one second dismounting blocks are removably installed on the outer wall of the spacer.
Further, described at least one first installing holes be through hole, described at least one second
Dismounting block insert at least one first installing hole and described in can exposing at least in part every
The outer wall of set, expose the part of the spacer outer wall can stop the force application part with it is described every
Set is moved together.
Further, be additionally provided with least one second installing holes on the spacer, it is described at least
One second dismounting block is inserted at least one second installing hole, and can be at least in part
Expose the outer wall of the spacer, exposing the part of the spacer outer wall can stop the force section
Part is moved together with the spacer.
Further, described at least one first dismounting blocks and described at least one second dismounting blocks
For same part.
Further, above-mentioned disassembling spacer bush device is used for the dismounting of spacer in engineering machinery, institute
Engineering machinery is stated including the spacer, the first component, second component and as force application part
Central hinging pin shaft, wherein the spacer is assemblied in the first component and the second component
Between and be set on the outer wall of the central hinging pin shaft, the part of the spacer is located at institute
State in first component, another part of the spacer is located in the second component, the central authorities
Hinging pin shaft is connected the first component and the second component by end cap.
Further, the central hinging pin shaft can be using the weight of itself to described at least one
Individual first dismounting block applies external force relative to the exposed portion of the spacer.
For achieving the above object, present invention also offers a kind of disassembling spacer bush method, including：
The above-mentioned disassembling spacer bush device of offer and engineering machinery；
The central hinging pin shaft is lifted up, so that described at least one first dismounting block energy
Enough it is removably installed on the spacer；
Described at least one first dismounting blocks are removably installed on the spacer, and at least
Partly expose the inwall of the spacer；
Using exposed portion force of the force application part to described at least one first dismounting blocks,
So as to relative motion is produced between the spacer and the second component, until the spacer is from institute
State and depart from first component；
Detach the central hinging pin shaft；
The spacer is separated from the second component.
Further, the disassembling spacer bush method also includes：
At least one second dismounting blocks are provided；
Described at least one second dismounting blocks are removably installed on the outer wall of the spacer,
And expose the outer wall of the spacer at least in part, it is stuck in described at least one second dismounting blocks
On the second component, so that the force application part can smoothly be detached from the spacer.
Based on above-mentioned technical proposal, the present invention dismantles block by arranging first, can tear open first
Unload block to be removably installed on spacer, make the first dismounting block relative to the inwall of spacer or outer
Wall outwards exposes at least in part, then dismantles block to first by force application part again and exposes spacer
Part exerted a force, so as to realize the relative motion of spacer and first component, so realize every
The dismounting of set.This disassembling spacer bush device is installed on the inwall of spacer or outer due to the first dismounting block
It is on wall therefore less demanding to the wall thickness of spacer, will not also thereby result in central articulated mounting
Size increases；In addition, the disassembling spacer bush apparatus structure is simple, low cost, convenient disassembly is saved
When it is again laborsaving, maintenance time can be shortened, improve the maintenance efficiency of car load.
Description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the application
A part, the schematic description and description of the present invention is used to explain the present invention, not structure
Into inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is underground carry scraper taper roll bearing formula central authorities articulated structure schematic diagram.
Fig. 2 is underground carry scraper ball-and-socket hinge style central authorities articulated structure schematic diagram.
Fig. 3 is the structural representation of provision for disengagement in prior art.
Fig. 4 is the structural representation of disassembling spacer bush device one embodiment of the present invention.
Fig. 5 is the fit structure schematic diagram of spacer of the present invention and first dismounting block one embodiment.
In figure：A1, b1- Rear frame, a2, b2- bearing, a3, b3- sealing ring, a4, b4-
Bolt, a5, b5/a8, b8- bearing cap, a6, b6- adjusting pad, a7, b7- front frame, a9,
B9- lower covers, a10, b10- bolt, a11, b11- spacer；
C1- spindle noses, c2- workpiece, c3- steel plates, c4- fixing bolts, c5- rises and pulls out bolt；
1- upper ends bonnet bolt, 2- holes for hoist, 3- upper end covers, 4- central authorities hinging pin shaft, 5- spacers,
6- bottom end covers, 7- lower ends bonnet bolt, the installing holes of 8- first, the dismounting blocks of 9- first, 10- Rear frames,
11- front frames.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in embodiment is carried out
Clearly and completely describe.Obviously, described embodiment is only a part of real of the present invention
Apply example, rather than the embodiment of whole.Based on embodiments of the invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to
The scope of protection of the invention.
In describing the invention, it is to be understood that term " " center ", " horizontal ",
" longitudinal direction ", "front", "rear", "left", "right", " on ", it is D score, " perpendicular
Directly ", the orientation of instruction such as " level ", " top ", " bottom ", " interior ", " outward " or
Position relationship is, based on orientation shown in the drawings or position relationship, to be for only for ease of and describe this
Bright and simplified description, rather than indicate or imply that the device or element of indication must have specifically
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to the scope of the present invention
Restriction.
In order to reduce the requirement to spacer wall thickness so that the dismounting of spacer is convenient, the present invention
Propose a kind of disassembling spacer bush device, for by spacer 5 from first assembled with the spacer 5
Separate on part, the disassembling spacer bush device include at least one first dismounting blocks 9, it is described extremely
Few one first dismounting block 9 is removably installed on the spacer 5, and relative to described
The inwall or outer wall of spacer 5 outwards exposes at least in part, to act on institute by force application part
State the external force on the exposed portion of at least one first dismounting blocks 9 to realize the spacer 5 and institute
State the relative motion of first component.
Wherein, can insert the part inside spacer with the first component of spacer assembling,
Can also be enclosed within the part outside spacer.When first component is to insert the part inside spacer,
To spacer is separated with first component, then can be detachably mounted on the outer wall of spacer
Few one first dismounting block, then again by force application part in the outside of spacer, at least one
First dismounting block is exerted a force, and forces first component to depart from from spacer；When first component is set
During part outside spacer, to spacer is separated with first component, then in the inwall of spacer
On be detachably mounted to few one first dismounting block, then again by force application part in spacer
At least one first dismounting blocks are exerted a force by inner side, force spacer that phase occurs with first component
To motion, and then spacer is set to separate with first component.
Block is dismantled by arranging first in above-described embodiment, can be by the first dismounting block removably
It is installed on spacer, makes the first dismounting block relative to the outside at least portion of inwall or outer wall of spacer
Point ground exposes, and then by force application part dismantles block to first again and exposes the part of spacer and applies
Power, so as to realize the relative motion of spacer and first component, and then realizes the dismounting of spacer.This
Plant disassembling spacer bush device because the first dismounting block is installed on the inwall of spacer or outer wall therefore right
The wall thickness of spacer is less demanding, will not also thereby result in the size increase of central articulated mounting；Separately
Outward, the disassembling spacer bush apparatus structure is simple, and low cost, convenient disassembly saves time and laborsaving, can
Shorten maintenance time, improve the maintenance efficiency of car load.
For the first component being set in outside spacer, can directly utilize in spacer during dismounting
The part of mounted inside is carried out as force application part to the first dismounting block on spacer inwall
Force, without the need for making special disassembling fixture again；Above-mentioned first dismounting block is due to installed in spacer
Inwall or outer wall on, therefore without the need for being operated from the lower end of structure, space will not be subject to
Restriction.
When dismounting is set in the first component outside spacer, as long as the first dismounting block 9
The inwall of spacer is removably installed in, it implements form there can be multiple choices,
Hook such as can be dug on the inwall of spacer 5 in advance, the first dismounting block 9 is directly hung over
On hook；Can also adopt with strength paste functionality material by first dismounting block 9 be bonded at every
On the inwall of set 5 etc..
The concrete form of the first dismounting block can also have multiple choices, such as can be simply one
Short axle, or the irregular cylinder with certain length of root cylinder etc., as long as
The application point that a power can be provided for force application part.
Force application part contact with the first dismounting block 9 can connect for point contact, linear contact lay or face
Touch, but when force application part is more relatively costly or during less replacing, in order to protect force section
Part is few undermined, the exposed portion that the force application part dismantles blocks 9 with described at least one first
Between contact be preferably plane contact.
In order to realize above-mentioned plane contact, it is preferable that described at least one first dismounting blocks 9
The action plane that at least one external force can be provided for the force application part.
As shown in figure 5, the concrete structure of the first dismounting block is：Described at least one first dismountings
Block 9 includes rounded cap and square handle, and side's handle can provide at least one work for the force application part
Use plane.Square handle portion can provide four action planes for force application part in Fig. 5, certainly
Multiple action planes can be set according to actual needs, to be selected according to different situations.
In addition, the first dismounting block 9 is removably installed in implementing on the inwall of spacer 5
Mode, in addition to the form such as above-mentioned hook and stickup, can also be：The spacer 5
At least one first installing holes 8 are provided with inwall, described at least one first dismounting blocks 9
One end can be inserted into described at least one first installing holes 8.Wherein described first installing hole
8 can be through hole or blind hole.That is, one end of the first dismounting block is plugged in into the first installing hole 8
Interior, the other end exposes the inwall of spacer 5, so that force application part is exerted a force.This installation side
The simpler reliability of formula, easily realizes.The structure of the first dismounting block 9 as shown in Figure 5, its
Rounded cap diameter, the length scale of square handle portion can be selected according to the diameter of spacer
Select.
In another preferred embodiment, after force application part completes force process, from spacer
When exiting in 5, in order to prevent (the phase round about under the drive of force application part of spacer 5
Opposite direction refers to the rightabout being separated from each other with first component) motion, the disassembling spacer bush
Device can also include at least one second dismounting blocks, and described at least one second dismounting blocks are removable
It is installed on unloading on the outer wall of the spacer 5.When force application part lifts, install on the outer wall
Second dismounting block can stop that spacer is raised together with force application part.
The structure of the second dismounting block can be identical with the structure of the first dismounting block, it is also possible to different.
Second dismounting block exposes the part of spacer outer wall can arrange bend or hook so that second
Dismounting block can be hooked on the first component being set in outside spacer, so can preferably be risen
To barrier effect.
It is specific second dismounting block mounting means can be：
Described at least one first installing holes 8 are through hole, and described at least one second dismounting blocks are inserted
Enter in described at least one first installing holes 8 and can expose at least in part the spacer 5
Outer wall, exposing the part of the outer wall of the spacer 5 can stop the force application part with the spacer
5 move together.
That is, when the first installing hole 8 is through hole, the first dismounting block can be plugged in the first peace
In dress hole 8, expose the inwall of spacer, to provide action plane as force application part, can also be by
Second dismounting block is plugged in the first installing hole 8, expose the outer wall of spacer, with stop spacer with
Force application part is raised together.
It is specific second dismounting block mounting means can also be：
It is additionally provided with least one second installing holes on the spacer 5, described at least one second
Dismounting block is inserted at least one second installing hole, and can be exposed at least in part described
The outer wall of spacer 5, expose the part of the outer wall of the spacer 5 can stop the force application part with
The spacer 5 is moved together.
That is, the second other installing hole is set on spacer, and the second dismounting block is plugged in the second peace
In dress hole, to realize above-mentioned barrier effect.
In the various embodiments described above, described at least one first dismounting blocks 9 and described at least one the
Two dismounting blocks can be same part.
The first dismounting block is that same part is meant that with the second dismounting block：Need not be special
The dismounting block of setting second, directly take the first dismounting block to use as the second dismounting block.Such as when
When first installing hole 8 is through hole, directly the first dismounting block 9 can be pushed out so that first
Dismounting block 9 exposes the outer wall of spacer 5, makes the first dismounting block play a part of the second dismounting block,
Stop spacer 5 is played when force application part is exited with force application part in the first dismounting block 9
The effect of motion, now first dismounting block with second dismounting block substantially unite two into one, while have
It is standby expose spacer inwall and application point be provided and expose spacer outer wall stop spacer for force application part move
Two effects.
Above-mentioned disassembling spacer bush device can be used for the dismounting of spacer 5 in engineering machinery, the work
Journey machinery includes the spacer 5, first component, second component and cuts with scissors as force application part central authorities
Pin axle 4, wherein the spacer 5 is assemblied between the first component and the second component
And be set on the outer wall of the central hinging pin shaft 4, a part for the spacer 5 is located at institute
State in first component, another part of the spacer 5 is located in the second component, it is described in
Centre hinging pin shaft 4 is connected the first component and the second component by end cap.The engineering
In machinery, first component is plugged in second component, and is entered by spacer and central hinging pin shaft
Row assembly connection, connection member therein can also include bearing, sealing ring, adjusting pad etc..
Central hinging pin shaft 4 directly can be applied as direct force application part to the first dismounting block
Power, it is also possible to as indirectly force application part, by act on central hinging pin shaft other outside
Power exerts a force to the first dismounting block.
Above-mentioned engineering machinery can be loading machine or underground carry scraper etc..
Preferably, the central hinging pin shaft 4 can be using the weight of itself to described at least one
Individual first dismounting block 9 applies external force relative to the exposed portion of the spacer 5.I.e. central authorities are hinged
Bearing pin is used as direct force application part.
In addition, the present invention also proposes a kind of disassembling spacer bush method, including：
The above-mentioned disassembling spacer bush device of offer and the engineering machinery；
The central hinging pin shaft 4 is lifted up, so that described at least one first dismounting blocks
9 can be removably installed on the spacer 5；
Described at least one first dismounting blocks 9 are removably installed on the spacer 5, and
Expose the inwall of the spacer 5 at least in part；
The exposed division of described at least one first dismounting blocks 9 is given using the force application part
Power, so as to produce relative motion between the spacer 5 and the second component, until it is described every
Set 5 departs from from the first component；
Detach the central hinging pin shaft 4；
The spacer 5 is separated from the second component.
The method is set in the part outside spacer suitable for dismounting and (in the above-described embodiments, should
Part is first component and second component).
The method makes full use of the assembly relation up and down of first component and second component, using central authorities
The weight of hinging pin shaft itself is moved downward, using as force application part, it is not necessary to make special
Frock can reach the purpose of dismounting, not only facilitate but also solved the problems, such as that frock storage is inconvenient.
Wherein force application part is preferably face and contacts with the force application location of the first dismounting block.
Above-mentioned disassembling spacer bush method, can also include：At least one second dismounting blocks are provided；
Described at least one second dismounting blocks are removably installed in into the outer wall of the spacer 5
On, and expose the outer wall of the spacer 5 at least in part, make described at least one second dismountings
Block is stuck on the second component, so that the force application part can be from the spacer 5 smoothly
Detach.
The way of realization of specific each part is referred to the correlation of above-mentioned disassembling spacer bush device
Description.
Below by Fig. 4 embodiments ball-and-socket hinge style central authorities articulated structure as a example by, to the present invention every
The embodiment of set provision for disengagement and method is described in detail：
In the present embodiment, first component is front frame 11, and second component is Rear frame 10, front
Vehicle frame 11 is connected with Rear frame 10 by ball-and-socket hinge style bearing, central hinging pin shaft 4, spacer 5 etc.
It is connected together, the top of central hinging pin shaft 4 is provided with upper end cover 3, lower section and is provided with lower end
The attachment structure such as lid 6, also bearing cap, sealing ring, adjusting pad, bolt, it is no longer detailed here
State.
Specifically demounting procedure is：
The first step：Upper end bonnet bolt 1, bottom end cover 6 and lower end bonnet bolt 7 are pulled down, is led to
Cross hole for hoist 2 to sling upper end cover 3 and central hinging pin shaft 4；
Second step：When central hinging pin shaft 4 sling it is (sufficiently high at this to sufficiently high position
The first installing hole 8 for exposing spacer is meant that, so as to the first dismounting block 9 is inserted into first
Installing hole 8) when, as shown in figure 4, three the first installing holes 8 are provided with spacer 5,
Therefore three first dismounting blocks 9 can be inserted into the three of spacer 5 from the lower end of spacer 5 respectively
In individual first installing hole 8；
3rd step：Central hinging pin shaft 4 is pressed downward, forces spacer 5 to exit；
4th step：Before central hinging pin shaft 4 is exited, to avoid spacer 5 and central authorities from being hinged
Bearing pin 4 is lifted together, the first dismounting block 9 in spacer hole 5 is pushed out, so as to by spacer
5 snap into Rear frame 10, it is ensured that central hinging pin shaft 4 is smoothly exited, so that front frame
11 can be smoothly detached with Rear frame 10.
Because a portion of spacer 5 in above-described embodiment is embedded in front frame 11, separately
An outer part is embedded in Rear frame 10, as long as so spacer 5 is embedded in into the part of front frame 11
Separate with front frame 11, it is possible to so that front frame 11 is smoothly detached with Rear frame 10, and if
Need to be kept completely separate spacer 5 from Rear frame 10 completely, then can be with using the mode such as beaing very
Easily can just be departed from Rear frame 10.
In addition, in above-described embodiment, due in 5 some embedded front frames 11 of spacer,
If wanting to realize that front frame 11 is separated with Rear frame 10, as long as spacer 5 and front frame 11
Depart from, therefore the set location of the first installing hole 8 can be embedded in front frame according to spacer 5
11 length is determining, as long as ensureing that spacer 5 can be smoothly detached from front frame 11.
In the present embodiment, the installation of the first dismounting block 9 for convenience, in the first installing hole 8
Two ends can carry out chamfered.
Disassembling spacer bush device in above-described embodiment at least has advantages below：
1. simple structure, be easy to processing, low cost, convenient disassembly, it is time saving and energy saving but save thing；
2. dismounting spacer is carried out using central hinging pin shaft 4 itself, it is not necessary to extra to increase special
Extracting tool just effectively spacer can be retracted, maintenance cost is low, to field requirement compared with
It is low；
3. convenient disassembly, better ensures that being smoothly detached for front/rear frame, shortens maintenance time,
Improve the maintenance efficiency of car load；
4. when dismantling, central hinging pin shaft 4 is contacted with the square shank of the first dismounting block 9 for face,
Contact area is effectively increased, the uniform force of spacer 5 is made, it is ensured that central hinging pin shaft 4
The part such as end face and spacer 5 is not damaged by；
5. operate from upper end, using the own wt of central hinging pin shaft 4 spacer 5 is extruded, have
Beneficial to protection central hinging pin shaft 4 and spacer 5 etc., it is not required to take lower space, is easy to operation.
Finally it should be noted that：Above example only illustrating technical scheme and
It is non-that it is limited；It is affiliated although being described in detail to the present invention with reference to preferred embodiment
The those of ordinary skill in field should be understood：Still the specific embodiment of the present invention can be entered
Row modification carries out equivalent to some technical characteristics；Without deviating from technical solution of the present invention
Spirit, it all should cover in the middle of the technical scheme scope being claimed in the present invention.
Claims (12)
1. a kind of disassembling spacer bush device, for by spacer (5) from the spacer (5) dress
Separate on the first component matched somebody with somebody, it is characterised in that the disassembling spacer bush device includes at least one
First dismounting block (9), described at least one first dismountings block (9) are removably installed in institute
State on spacer (5), and relative to the outside at least portion of inwall or outer wall of the spacer (5)
Ground is divided to expose, to act on the dew of described at least one first dismountings block (9) by force application part
The external force gone out on part is realizing the relative motion of the spacer (5) and the first component.
2. disassembling spacer bush device according to claim 1, it is characterised in that described to apply
Contact between power part and the exposed portion of described at least one first dismountings block (9) is plane
Contact.
3. disassembling spacer bush device according to claim 2, it is characterised in that it is described extremely
The effect that few one first dismounting block (9) can provide at least one external force for the force application part
Plane.
4. disassembling spacer bush device according to claim 1, it is characterised in that it is described every
At least one first installing holes (8) are provided with the inwall of set (5), described at least one the
One end of one dismounting block (9) can be inserted into described at least one first installing holes (8).
5. disassembling spacer bush device according to claim 4, it is characterised in that it is described every
Set provision for disengagement also includes at least one second dismounting blocks, and described at least one second dismounting blocks can
Releasably it is installed on the outer wall of the spacer (5).
6. disassembling spacer bush device according to claim 5, it is characterised in that it is described extremely
Few first installing hole (8) is through hole, and described at least one second dismantle described in blocks insertion extremely
Lack in first installing hole (8) and can expose at least in part the outer of the spacer (5)
Wall, exposing the part of the spacer (5) outer wall can stop the force application part with the spacer
(5) move together.
7. disassembling spacer bush device according to claim 5, it is characterised in that it is described every
At least one second installing holes are additionally provided with set (5), described at least one second dismounting blocks are inserted
Enter in described at least one second installing holes, and can at least in part expose the spacer (5)
Outer wall, expose the part of the spacer (5) outer wall can stop the force application part with it is described
Spacer (5) is moved together.
8. disassembling spacer bush device according to claim 5, it is characterised in that it is described extremely
Few one first dismounting block (9) is same part with described at least one second dismounting blocks.
9. according to the arbitrary described disassembling spacer bush device of claim 1～8, it is characterised in that
For the dismounting of spacer in engineering machinery (5), the engineering machinery include the spacer (5),
The first component, second component and the central hinging pin shaft (4) as force application part, wherein
The spacer (5) is assemblied between the first component and the second component and is set in described
On the outer wall of central hinging pin shaft (4), a part for the spacer (5) is located at described first
In part, another part of the spacer (5) is located in the second component, central authorities' hinge
Pin axle (4) is connected the first component and the second component by end cap.
10. disassembling spacer bush device according to claim 9, it is characterised in that in described
Centre hinging pin shaft (4) can be using the weight of itself to described at least one first dismountings block (9)
Apply external force relative to the exposed portion of the spacer (5).
A kind of 11. disassembling spacer bush methods, it is characterised in that include：
Disassembling spacer bush device as claimed in claim 10 and the engineering machinery are provided；
The central hinging pin shaft (4) is lifted up, so that described at least one first tear open
Unloading block (9) can be removably installed on the spacer (5)；
Described at least one first dismountings block (9) are removably installed in into the spacer (5)
On, and expose the inwall of the spacer (5) at least in part；
Using exposed portion of the force application part to described at least one first dismountings block (9)
Force, so as to relative motion is produced between the spacer (5) and the second component, until institute
State spacer (5) to depart from from the first component；
Detach the central hinging pin shaft (4)；
The spacer (5) is separated from the second component.
12. disassembling spacer bush methods according to claim 11, it is characterised in that also wrap
Include：
At least one second dismounting blocks are provided；
Described at least one second dismounting blocks are removably installed in into the outer of the spacer (5)
On wall, and expose the outer wall of the spacer (5) at least in part, make described at least one second
Dismounting block is stuck on the second component, so that the force application part can be from the spacer (5)
Inside smoothly detach.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510442166.3A CN106625402B (en) | 2015-07-24 | 2015-07-24 | A kind of disassembling spacer bush device and disassembling spacer bush method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510442166.3A CN106625402B (en) | 2015-07-24 | 2015-07-24 | A kind of disassembling spacer bush device and disassembling spacer bush method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106625402A true CN106625402A (en) | 2017-05-10 |
| CN106625402B CN106625402B (en) | 2018-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510442166.3A Active CN106625402B (en) | 2015-07-24 | 2015-07-24 | A kind of disassembling spacer bush device and disassembling spacer bush method |
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| Country | Link |
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| CN (1) | CN106625402B (en) |
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| CN201033572Y (en) * | 2006-12-04 | 2008-03-12 | 中国南车集团株洲电力机车有限公司 | Engine steering frame dragging pin |
| EP2093436A2 (en) * | 2008-02-22 | 2009-08-26 | Paul Bolleboom | Fastening device and an unlocking and placement tool for such a fastening device |
| CN203176159U (en) * | 2013-01-25 | 2013-09-04 | 周锦亮 | Bearing convenient to mount and dismount |
| CN203256835U (en) * | 2013-05-21 | 2013-10-30 | 白银有色集团股份有限公司 | Central articulated device of carry scraper |
| CN204339718U (en) * | 2014-12-05 | 2015-05-20 | 中广核核电运营有限公司 | The fixed axle sleeve withdrawing device of trip |
| CN204997613U (en) * | 2015-07-24 | 2016-01-27 | 徐工集团工程机械股份有限公司 | Spacer dismounting device |
-
2015
- 2015-07-24 CN CN201510442166.3A patent/CN106625402B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201033572Y (en) * | 2006-12-04 | 2008-03-12 | 中国南车集团株洲电力机车有限公司 | Engine steering frame dragging pin |
| EP2093436A2 (en) * | 2008-02-22 | 2009-08-26 | Paul Bolleboom | Fastening device and an unlocking and placement tool for such a fastening device |
| CN203176159U (en) * | 2013-01-25 | 2013-09-04 | 周锦亮 | Bearing convenient to mount and dismount |
| CN203256835U (en) * | 2013-05-21 | 2013-10-30 | 白银有色集团股份有限公司 | Central articulated device of carry scraper |
| CN204339718U (en) * | 2014-12-05 | 2015-05-20 | 中广核核电运营有限公司 | The fixed axle sleeve withdrawing device of trip |
| CN204997613U (en) * | 2015-07-24 | 2016-01-27 | 徐工集团工程机械股份有限公司 | Spacer dismounting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106625402B (en) | 2018-06-12 |
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