CN204997613U - Spacer dismounting device - Google Patents
Spacer dismounting device Download PDFInfo
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- CN204997613U CN204997613U CN201520542084.1U CN201520542084U CN204997613U CN 204997613 U CN204997613 U CN 204997613U CN 201520542084 U CN201520542084 U CN 201520542084U CN 204997613 U CN204997613 U CN 204997613U
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- spacer
- component
- disassembling
- dismounting block
- dismounting
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Abstract
The utility model relates to a spacer dismounting device for separate the spacer from the first parts with spacer assembly, spacer dismounting device includes at least one first dismantlements piece, and at least one first dismantlements piece detachably installs on the spacer, and outwards expose at least in part for the inner wall or the outer wall of spacer, with be used in through application of force parts at least one first dismantle piece expose the relative motion that external force on partial realized spacer and first parts. The utility model discloses detachably installs on the spacer with first dismantlement piece, and rethread application of force part carries out the application of force to the first dismantlement piece that exposes the spacer to realize the relative motion of spacer and first part, and then realize the dismantlement of spacer. This kind of spacer dismounting device has reduced the requirement to the spacer wall thickness, and simple structure is with low costs, and it is convenient to dismantle, saves time and be laborsaving, can shorten maintenance duration, improves the maintenance efficiency of whole car.
Description
Technical field
The utility model relates to technical field of engineering machinery, particularly relates to a kind of disassembling spacer bush device.
Background technology
Underground carry scraper is a kind of rubber-tyred vehicle for underground mining operation (shovel dress, transport, unloading).At present, be applied to the vehicle frame central authorities articulated mounting on loading machine and underground carry scraper, generally by central hinging pin shaft, be sleeved on bearing on central hinging pin shaft and the front frame hinged seat that is coupled to each other by central hinging pin shaft and Rear frame hinged seat are formed.This structure both can bear radial load, can bear axial force again, and bearing wear within the specific limits gap is adjustable, kept forward and backward vehicle frame to be articulated and connected in good condition, improved equipment dependability, applied very extensive.The axial restraint of the bearing inner race of this central articulated mounting needs to rely on spacer to position, but because of reason stressed etc. in use procedure, spacer is easy to distortion, easily occurs that spacer is difficult to the phenomenon dismantled when repair demolition.
Many employings taper roll bearing formula and ball-and-socket hinge style in central articulated structure at present, as depicted in figs. 1 and 2.In these two kinds of articulated structures, the hinged plate hole of front frame a7, b7 is built with bearing a2, b2, bearing cap a5, b5, a8, b8 are by the effect of bolt a4, b4, bearing a2, b2 are fixed in hinge hole, bearing clearance regulates by adjusting pad a6, b6, Bearing inner is entered for effectively preventing external dust, at bearing upper and lower two ends, sealing ring a3, b3 are housed, lower cover a9, b9 are tightly fit together by the effect of bolt a10, b10 lower plane by the inner ring of bearing a2, b2, spacer a11, b11 and Rear frame a1, b1 upper plate.Spacer a11, b11 be role mainly location bearing a2, b2 inner ring in central articulated structure, prevents bearing a2, b2 axial float.
In product repairing, when central articulated structure dismantled by needs, spacer need be taken out.Because of reason stressed etc. in use procedure, spacer is easily out of shape, and generally not easily pulls down.The method for dismounting adopted in prior art, as shown in Figure 3, this provision for disengagement comprises steel plate c3, set bolt c4 and rises pulls out bolt c5, it is provided with one in the heart and pulls out bolt c5 in steel plate c3, rise pull out the outside symmetry of bolt c5 be provided with two set bolt c4, workpiece c2 is enclosed within spindle nose c1, and the end face of workpiece c2 is provided with two screw holes, matches with the set bolt c4 of two on steel plate c3.When workpiece c2 being unloaded down from spindle nose c1, need the screw hole that two, brill is corresponding to set bolt c4 on workpiece c2, steel plate c3 set bolt c4 is fixed on workpiece c2, then rotated and pulled out bolt c5, it is made to push up on spindle nose c1, make two set bolt c4 produce the power being pulled outwardly workpiece, rise and pull out the power that bolt c5 produces apical axis head inwards, thus spindle nose c1 and workpiece c2 forms a reciprocal power realizes dismantling smoothly.
Above-mentioned provision for disengagement is applied to the dismounting of spacer, following problem can be there is:
(1) this provision for disengagement requires higher to the appearance and size of spacer, require that the wall thickness of spacer must meet and can process screw hole, if and the profile of spacer is comparatively large, then the size of central articulated mounting can become large thereupon, so there is the shortcomings such as huge structure, service clearance be narrow and small;
(2) need make special disassembling fixture, tool structure relative complex, existence is disassembled difficulty, is deposited the shortcomings such as inconvenience.
(3) need operate from structure lower end, the restriction in space can be subject to.
Utility model content
The purpose of this utility model proposes a kind of disassembling spacer bush device, makes the dismounting of spacer convenient as much as possible, is convenient to change or maintenance.
For achieving the above object, the utility model provides a kind of disassembling spacer bush device, for spacer is separated from the first component assembled with described spacer, described disassembling spacer bush device comprises at least one first dismounting block, at least one first dismounting block described is removably installed on described spacer, and outwards expose at least in part relative to the inwall of described spacer or outer wall, realize the relative motion of described spacer and described first component with the external force acted on by force application part on the exposed portion of at least one the first dismounting block described.
Further, the contact between described force application part and at least one first exposed portion of dismantling block described is plane contact.
Further, at least one first dismounting block described can provide the action plane of at least one external force for described force application part.
Further, the inwall of described spacer is provided with at least one first installing hole, one end of at least one the first dismounting block described can be inserted at least one first installing hole described.
Further, described disassembling spacer bush device also comprises at least one second dismounting block, and at least one second dismounting block described is removably installed on the outer wall of described spacer.
Further, at least one first installing hole described is through hole, at least one second dismounting block described inserts the outer wall that also can expose described spacer at least one first installing hole described at least in part, and the part exposing described spacer outer wall can stop that described force application part moves together with described spacer.
Further, described spacer is also provided with at least one second installing hole, at least one second dismounting block described inserts at least one second installing hole described, and the outer wall of described spacer can be exposed at least in part, the part exposing described spacer outer wall can stop that described force application part moves together with described spacer.
Further, at least one first dismounting block described and described at least one second to dismantle block be same parts.
Further, above-mentioned disassembling spacer bush device is used for the dismounting of spacer in engineering machinery, described engineering machinery comprises described spacer, described first component, second component and the central hinging pin shaft as force application part, wherein said spacer to be assemblied between described first component and described second component and to be set on the outer wall of described central hinging pin shaft, a part for described spacer is positioned at described first component, another part of described spacer is positioned at described second component, and described first component is connected with described second component by end cap by described central hinging pin shaft.
Further, described central hinging pin shaft can utilize the weight of self to apply external force at least one first dismounting block described relative to the exposed portion of described spacer.
Based on technique scheme, the utility model is by arranging the first dismounting block, can the first dismounting block be removably installed on spacer, first dismounting block is outwards exposed at least in part relative to the inwall of spacer or outer wall, and then by force application part, the part that the first dismounting block exposes spacer is exerted a force, thus realize the relative motion of spacer and first component, and then realize the dismounting of spacer.This disassembling spacer bush device is due on the first dismounting block inwall of being installed on spacer or outer wall, therefore less demanding to the wall thickness of spacer, and the size of central articulated mounting also can not be caused thus to increase; In addition, this disassembling spacer bush apparatus structure is simple, and cost is low, convenient disassembly, saves time and laborsaving, can shorten maintenance time, improve the maintenance efficiency of car load.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, and form a application's part, schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is underground carry scraper taper roll bearing formula central authorities articulated structure schematic diagrames.
Fig. 2 is underground carry scraper ball-and-socket hinge style central authorities articulated structure schematic diagrames.
Fig. 3 is the structural representation of provision for disengagement in prior art.
Fig. 4 is the structural representation of the utility model disassembling spacer bush device embodiment.
Fig. 5 is the fit structure schematic diagram that the utility model spacer and first dismantles a block 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 cover, a10, b10-bolt, a11, b11-spacer;
C1-spindle nose, c2-workpiece, c3-steel plate, c4-set bolt, c5-rises and pulls out bolt;
1-upper end cover bolt, 2-hole for hoist, 3-upper end cover, 4-central authorities hinging pin shaft, 5-spacer, 6-bottom end cover, 7-bottom end cover bolt, 8-first installing hole, 9-first dismantles block, 10-Rear frame, 11-front frame.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in embodiment is clearly and completely described.Obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on embodiment of the present utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it will be appreciated that, term " " center ", " transverse direction ", " longitudinal direction ", " front ", " afterwards ", " left side ", " right side ", " on ", D score, " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore the restriction to the utility model protection domain can not be interpreted as.
In order to reduce the requirement to spacer wall thickness, make the dismounting of spacer convenient, the utility model proposes a kind of disassembling spacer bush device, for spacer 5 is separated from the first component assembled with described spacer 5, described disassembling spacer bush device comprises at least one first dismounting block 9, at least one first dismounting block 9 described is removably installed on described spacer 5, and outwards expose at least in part relative to the inwall of described spacer 5 or outer wall, the relative motion of described spacer 5 and described first component is realized with the external force acted on by force application part on the exposed portion of at least one the first dismounting block 9 described.
Wherein, the first component assembled with described spacer can be the parts inserting spacer inside, also can be the parts being enclosed within spacer outside.When first component is the parts inserting spacer inside, to spacer is separated with first component, at least one first dismounting block then removably can be installed on the outer wall of spacer, and then by the outside of force application part at spacer, at least one first dismounting block is exerted a force, forces first component to depart from from spacer; When first component is the parts being enclosed within spacer outside, to spacer is separated with first component, at least one first dismounting block is then removably installed on the inwall of spacer, and then by the inner side of force application part at spacer, at least one first dismounting block is exerted a force, force spacer and first component generation relative motion, and then spacer is separated with first component.
By arranging the first dismounting block in above-described embodiment, can the first dismounting block be removably installed on spacer, first dismounting block is outwards exposed at least in part relative to the inwall of spacer or outer wall, and then by force application part, the part that the first dismounting block exposes spacer is exerted a force, thus realize the relative motion of spacer and first component, and then realize the dismounting of spacer.This disassembling spacer bush device is due on the first dismounting block inwall of being installed on spacer or outer wall, therefore less demanding to the wall thickness of spacer, and the size of central articulated mounting also can not be caused thus to increase; In addition, this disassembling spacer bush apparatus structure is simple, and cost is low, convenient disassembly, saves time and laborsaving, can shorten maintenance time, improve the maintenance efficiency of car load.
For the first component being set in spacer outside, directly can utilize during dismounting and as force application part, the first dismounting block be arranged on spacer inwall be exerted a force, without the need to making special disassembling fixture again at the parts of spacer mounted inside; Above-mentioned first dismounting block, due on the inwall that is arranged on spacer or outer wall, therefore operates without the need to the lower end from structure, can not be subject to the restriction in space.
Dismounting is set in the situation of the first component of spacer outside, as long as the first dismounting block 9 is removably installed in the inwall of spacer, its specific implementation form can have multiple choices, such as can dig hook in advance on the inwall of spacer 5, is directly hung on hook by the first dismounting block 9; Also the material with powerful paste functionality can be adopted to be bonded at by the first dismounting block 9 on the inwall of spacer 5 etc.
The concrete form of the first dismounting block also can have multiple choices, and can be such as a columniform minor axis simply, also can be irregular cylinder with certain length etc., as long as can provide the application point of a power for force application part.
The contact that force application part and first dismantles block 9 can be that point cantact, linear contact lay or face contact; but when force application part comparatively cost higher or less replacing time; in order to protect force application part few undermined, the contact between described force application part and at least one first exposed portion of dismantling block 9 described is preferably plane contact.
In order to realize above-mentioned plane contact, preferably, at least one first dismounting block 9 described can provide the action plane of at least one external force for described force application part.
As shown in Figure 5, the concrete structure of the first dismounting block is: at least one first dismounting block 9 described comprises round cap and square handle, and described side's handle can provide at least one action plane for described force application part.In Fig. 5, square shank portion can provide four action plane for force application part, can certainly arrange multiple action plane according to actual needs, to select according to different situations.
In addition, first dismounting block 9 is removably installed in the specific implementation on the inwall of spacer 5, except the forms such as above-mentioned hook and stickup, can also be: the inwall of described spacer 5 is provided with at least one first installing hole 8 that one end of at least one the first dismounting block 9 described can be inserted at least one first installing hole 8 described.Wherein said first installing hole 8 can be through hole or blind hole.That is, be plugged in the first installing hole 8 one end of the first dismounting block, the other end exposes the inwall of spacer 5, so that force application part exerts a force.This mounting means is more simple and reliable, easily realizes.The structure of the first dismounting block 9 as shown in Figure 5, the length scale of its circle cap diameter, square shank portion can be selected according to the diameter of spacer.
In another preferred embodiment, after force application part completes force process, when exiting in spacer 5, in order to prevent spacer 5 under the drive of force application part round about (this rightabout refers to the rightabout be separated from each other with first component) move, described disassembling spacer bush device can also comprise at least one second dismounting block, and at least one second dismounting block described is removably installed on the outer wall of described spacer 5.When force application part is mentioned, the second dismounting block be arranged on outer wall can stop that spacer is raised together with force application part.
The structure of the second dismounting block can with first dismantle the structure of block identical, also can difference.The part that second dismounting block exposes spacer outer wall can arrange bend or hook, on the first component the second dismounting block can being hooked on be set in spacer outside, can play barrier effect better like this.
The mounting means of the second concrete dismounting block can be:
At least one first installing hole 8 described is through hole, at least one second dismounting block described inserts the outer wall that also can expose described spacer 5 at least one first installing hole 8 described at least in part, and the part exposing described spacer 5 outer wall can stop that described force application part moves together with described spacer 5.
Namely, when the first installing hole 8 is through hole, can the first dismounting block be plugged in the first installing hole 8, expose the inwall of spacer, think that force application part provides action plane, second dismounting block can also be plugged in the first installing hole 8, expose the outer wall of spacer, to stop that spacer is raised together with force application part.
The mounting means of the second concrete dismounting block can also be:
Described spacer 5 is also provided with at least one second installing hole, at least one second dismounting block described inserts at least one second installing hole described, and the outer wall of described spacer 5 can be exposed at least in part, the part exposing described spacer 5 outer wall can stop that described force application part moves together with described spacer 5.
That is, spacer arranges the second other installing hole, the second dismounting block is plugged in the second installing hole, to realize above-mentioned barrier effect.
In the various embodiments described above, at least one first dismounting block 9 described with described at least one second to dismantle block can be same parts.
Described first dismounting block and second dismantle block, and to be the implication of same parts be: do not need special to arrange the second dismounting block, directly take first to dismantle block and dismantle block use as second.Such as when the first installing hole 8 is through hole, directly can dismantle block 9 to extrapolation by first, the first dismounting block 9 is made to expose the outer wall of spacer 5, the first dismounting block is made to play the effect of the second dismounting block, namely play at the first dismounting block 9 effect stopping that spacer 5 moves with force application part when force application part exits, now the first dismounting block and second dismantle block and is united two into one in fact, possesses to expose spacer inwall for force application part and provide application point and expose spacer outer wall stop spacer and move two and act on simultaneously.
Above-mentioned disassembling spacer bush device may be used for the dismounting of spacer 5 in engineering machinery, described engineering machinery comprise described spacer 5, first component, second component and as force application part central authorities hinging pin shaft 4, wherein said spacer 5 to be assemblied between described first component and described second component and to be set on the outer wall of described central hinging pin shaft 4, a part for described spacer 5 is positioned at described first component, another part of described spacer 5 is positioned at described second component, and described first component is connected with described second component by end cap by described central hinging pin shaft 4.In this project machinery, first component is plugged in second component, and carries out assembly connection by spacer and central hinging pin shaft, and attaching parts wherein can also comprise bearing, sealing ring, adjusting pad etc.Central authorities' hinging pin shaft 4 directly can exert a force to the first dismounting block as direct force application part, also as indirectly force application part, can be exerted a force to the first dismounting block by other external force acting on central hinging pin shaft.
Above-mentioned engineering machinery can be loading machine or underground carry scraper etc.
Preferably, described central hinging pin shaft 4 can utilize the weight of self to apply external force at least one first dismounting block 9 described relative to the exposed portion of described spacer 5.Namely central hinging pin shaft is as direct force application part.
In addition, the utility model also proposes a kind of disassembling spacer bush method, comprising:
Above-mentioned disassembling spacer bush device and described engineering machinery are provided;
Described central hinging pin shaft 4 is upwards lifted, can be removably installed on described spacer 5 to make at least one first dismounting block 9 described;
At least one first dismounting block 9 described is removably installed on described spacer 5, and exposes the inwall of described spacer 5 at least in part;
Utilize described force application part to the exposed portion force of at least one the first dismounting block 9 described, to make to produce relative motion between described spacer 5 and described second component, until described spacer 5 departs from from described first component;
Detach described central hinging pin shaft 4;
Described spacer 5 is separated from described second component.
The method is applicable to dismantle the parts (in the above-described embodiments, these parts are first component and second component) being set in spacer outside.
The method makes full use of the assembly relation up and down of first component and second component, the weight of central hinging pin shaft self is utilized to move downward, using as force application part, do not need to make the object that special frock can reach dismounting, not only convenient but also solve the problem that frock deposits inconvenience.
Wherein force application part is preferably face with the first force application location dismantling block and contacts.
Above-mentioned disassembling spacer bush method, can also comprise: provide at least one second dismounting block;
At least one second dismounting block described is removably installed on the outer wall of described spacer 5, and expose the outer wall of described spacer 5 at least in part, make at least one second dismounting block described be stuck on described second component, detach smoothly in described spacer 5 to enable described force application part.
The way of realization of concrete each parts can with reference to the associated description of above-mentioned disassembling spacer bush device.
Below for the ball-and-socket hinge style central authorities articulated structure in Fig. 4 embodiment, the embodiment of disassembling spacer bush device and method of the present utility model is described in detail:
In the present embodiment, first component is front frame 11, second component is Rear frame 10, front frame 11 and Rear frame 10 are linked together by ball-and-socket hinge style bearing, central hinging pin shaft 4, spacer 5 etc., the top of central authorities' hinging pin shaft 4 is provided with upper end cover 3, below is provided with bottom end cover 6, also have the syndetons such as bearing cap, sealing ring, adjusting pad, bolt, no longer describe in detail here.
Concrete demounting procedure is:
The first step: upper end cover bolt 1, bottom end cover 6 and bottom end cover bolt 7 are pulled down, to be sling upper end cover 3 and central hinging pin shaft 4 by hole for hoist 2;
Second step: (the sufficiently high implication in this place exposes the first installing hole 8 of spacer in sufficiently high position when central hinging pin shaft 4 is sling, the first dismounting block 9 can be inserted the first installing hole 8) time, as shown in Figure 4, spacer 5 is provided with three the first installing holes 8, therefore can three first dismounting blocks 9 is inserted in three the first installing holes 8 of spacer 5 from the lower end of spacer 5 respectively;
3rd step: to pressing down central hinging pin shaft 4, force spacer 5 to exit;
4th step: before central hinging pin shaft 4 is exited, lift together with central hinging pin shaft 4 for avoiding spacer 5, by the first dismounting block 9 in spacer hole 5 to extrapolation, spacer 5 is snapped in Rear frame 10, ensure that central hinging pin shaft 4 exits smoothly, thus front frame 11 can be separated smoothly with Rear frame 10.
A wherein part due to spacer in above-described embodiment 5 is embedded in front frame 11, a part embeds in Rear frame 10 in addition, as long as so part spacer 5 being embedded front frame 11 is separated with front frame 11, front frame 11 just can be made to be separated smoothly with Rear frame 10, and if desired spacer 5 is separated completely completely Rear frame 10, then the mode such as to beat can be adopted to be easy to just can be departed from Rear frame 10.
In addition, in above-described embodiment, due to spacer 5, some embeds in front frame 11, being separated of front frame 11 and Rear frame 10 is realized if want, as long as spacer 5 and front frame 11 depart from, therefore the length that the setting position of the first installing hole 8 can embed front frame 11 according to spacer 5 is determined, as long as ensure that spacer 5 can be separated smoothly front frame 11.
In the present embodiment, conveniently the installation of the first dismounting block 9, can carry out chamfered at the two ends of the first installing hole 8.
Disassembling spacer bush device in above-described embodiment at least has the following advantages:
1. simple structure, be convenient to processing, low, the convenient disassembly of cost, time saving and energy savingly economize thing again;
2. utilize central hinging pin shaft 4 self to carry out dismounting spacer, do not need additionally to increase special extracting tool and just can effectively be retracted by spacer, maintenance cost be low, lower to field requirement;
3. convenient disassembly, ensures the smooth separation of front/rear frame better, shortens maintenance time, improves the maintenance efficiency of car load;
4. during dismounting, the square shank that central hinging pin shaft 4 and first dismantles block 9 is that face contacts, and effectively increases contact area, makes the uniform force of spacer 5, ensures that the parts such as the end face of central hinging pin shaft 4 and spacer 5 are all not damaged;
5., from upper end operation, utilize the own wt of central hinging pin shaft 4 to extrude spacer 5, be conducive to protecting central hinging pin shaft 4 and spacer 5 etc., do not need to take lower space, convenient operation.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the field have been to be understood that: still can modify to detailed description of the invention of the present utility model or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope of the utility model request protection.
Claims (10)
1. a disassembling spacer bush device, for spacer (5) is separated from the first component assembled with described spacer (5), it is characterized in that, described disassembling spacer bush device comprises at least one first dismounting block (9), at least one first dismounting block (9) described is removably installed on described spacer (5), and outwards expose at least in part relative to the inwall of described spacer (5) or outer wall, the relative motion of described spacer (5) and described first component is realized with the external force acted on by force application part on the exposed portion of at least one the first dismounting block (9) described.
2. disassembling spacer bush device according to claim 1, is characterized in that, the contact between described force application part and at least one first exposed portion of dismantling block (9) described is plane contact.
3. disassembling spacer bush device according to claim 2, is characterized in that, at least one first dismounting block (9) described can provide the action plane of at least one external force for described force application part.
4. disassembling spacer bush device according to claim 1, it is characterized in that, the inwall of described spacer (5) is provided with at least one first installing hole (8), one end of at least one the first dismounting block (9) described can be inserted at least one first installing hole (8) described.
5. disassembling spacer bush device according to claim 4, is characterized in that, described disassembling spacer bush device also comprises at least one second dismounting block, and at least one second dismounting block described is removably installed on the outer wall of described spacer (5).
6. disassembling spacer bush device according to claim 5, it is characterized in that, at least one first installing hole (8) described is through hole, at least one second dismounting block described inserts the outer wall that also can expose described spacer (5) at least one first installing hole (8) described at least in part, and the part exposing described spacer (5) outer wall can stop that described force application part moves together with described spacer (5).
7. disassembling spacer bush device according to claim 5, it is characterized in that, described spacer (5) is also provided with at least one second installing hole, at least one second dismounting block described inserts at least one second installing hole described, and the outer wall of described spacer (5) can be exposed at least in part, the part exposing described spacer (5) outer wall can stop that described force application part moves together with described spacer (5).
8. disassembling spacer bush device according to claim 5, is characterized in that, at least one first dismounting block (9) described with described at least one second to dismantle block be same parts.
9. according to the arbitrary described disassembling spacer bush device of claim 1 ~ 8, it is characterized in that, for the dismounting of spacer in engineering machinery (5), described engineering machinery comprises described spacer (5), described first component, second component and the central hinging pin shaft (4) as force application part, wherein said spacer (5) to be assemblied between described first component and described second component and to be set on the outer wall of described central hinging pin shaft (4), a part for described spacer (5) is positioned at described first component, another part of described spacer (5) is positioned at described second component, described first component is connected with described second component by end cap by described central hinging pin shaft (4).
10. disassembling spacer bush device according to claim 9, it is characterized in that, described central hinging pin shaft (4) can utilize the weight of self to apply external force at least one first dismounting block (9) described relative to the exposed portion of described spacer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520542084.1U CN204997613U (en) | 2015-07-24 | 2015-07-24 | Spacer dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520542084.1U CN204997613U (en) | 2015-07-24 | 2015-07-24 | Spacer dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204997613U true CN204997613U (en) | 2016-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520542084.1U Withdrawn - After Issue CN204997613U (en) | 2015-07-24 | 2015-07-24 | Spacer dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204997613U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106625402A (en) * | 2015-07-24 | 2017-05-10 | 徐工集团工程机械股份有限公司 | Spacer bush dismounting device and method |
-
2015
- 2015-07-24 CN CN201520542084.1U patent/CN204997613U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106625402A (en) * | 2015-07-24 | 2017-05-10 | 徐工集团工程机械股份有限公司 | Spacer bush dismounting device and method |
| CN106625402B (en) * | 2015-07-24 | 2018-06-12 | 徐工集团工程机械股份有限公司 | A kind of disassembling spacer bush device and disassembling spacer bush method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160127 Effective date of abandoning: 20180612 |