CN206839557U - Location nut provision for disengagement - Google Patents
Location nut provision for disengagement Download PDFInfo
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- CN206839557U CN206839557U CN201720580089.2U CN201720580089U CN206839557U CN 206839557 U CN206839557 U CN 206839557U CN 201720580089 U CN201720580089 U CN 201720580089U CN 206839557 U CN206839557 U CN 206839557U
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Abstract
Keeper dismantling technology field is the utility model is related to, more particularly to a kind of location nut provision for disengagement.Location nut provision for disengagement of the present utility model, including the nut driving device for location nut to be disassembled from the bearing structure for carrying location nut, nut driving device includes nut coupling device, device of rotation driving and location structure, nut coupling device is used to be connected with location nut and location nut can be driven to rotate, device of rotation driving is rotated with nut coupling device drive connection and by drive nut attachment means to realize the dismounting of location nut, location structure is used to prevent bearing structure from rotating with location nut when device of rotation driving drive nut attachment means rotate.The utility model can prevent plant equipment from being slided in its location nut unloading process, effectively reduce the dismounting difficulty of location nut.
Description
Technical field
Keeper dismantling technology field is the utility model is related to, more particularly to a kind of location nut provision for disengagement.
Background technology
The keepers such as location nut and alignment pin are often used in the plant equipment such as reductor, these keepers need frequent
Dismounting, in order to be repaired in mechanical equipment fault.By taking the reductor shown in Fig. 1 as an example, the reductor 1 includes flange
11st, housing 13, gear drive and arrestment mechanism etc., wherein, pass through seal 12 and two between flange 11 and housing 13
Bearing 14 connects, wherein right side bearing 14 is positioned and locked by location nut 15, and in location nut 15 and flange 11
Between be connected with alignment pin 16, to prevent location nut 15 from loosening.In the seal 12, housing 13 or bearing to failure reductor
When 14 grade parts carry out dismounting and change, it is necessary to first location nut 15 is dismantled, and must be first before dismantling location nut 15
Alignment pin 16 is dismantled, operating space is smaller in addition and the reason for reductor internal structure complexity etc., causes location nut
15 dismounting difficulty is larger.
In the prior art, generally determined for dismantling the nut remover of location nut by rotational positioning nut to realize
The dismounting of position nut, but it is used to carry the bearing structure infinite place of location nut and acted on to flange etc., in dismounting location nut
During, complete machine is easily slided, and location nut provision for disengagement force is difficult, and the dismounting for further increasing location nut is difficult
Degree, even resulting in location nut dismantlement work can not continue.Moreover, existing nut remover generally use manpower drives
Dynamic, less efficient, labor intensity is larger, also the more difficult dismounting needs for meeting to require the location nut of larger torque.
In addition, in the prior art, the pin provision for disengagement for dismantling alignment pin is typically only capable to dismounting and determined with screwed hole
Position pin, and be difficult to complete the dismounting to unthreaded hole alignment pin.
Utility model content
A technical problem to be solved in the utility model is：Positioning spiral shell of the existing nut remover to plant equipment
During mother is dismantled, easily there is the phenomenon that plant equipment is slided, location nut dismounting difficulty is larger.
In order to solve the above-mentioned technical problem, the utility model provides a kind of location nut provision for disengagement, and it includes being used for
The nut driving device that location nut is disassembled from the bearing structure for carrying location nut, nut driving device bag
Nut coupling device, device of rotation driving and location structure are included, nut coupling device is used to be connected with location nut and being capable of band
Dynamic location nut rotates, device of rotation driving with nut coupling device drive connection and by drive nut attachment means rotate come
The dismounting of location nut is realized, location structure is used to prevent carrying from tying when device of rotation driving drive nut attachment means rotate
Structure rotates with location nut.
Alternatively, device of rotation driving includes fixed part and relative to the rotatable rotation section of fixed part, rotation section and spiral shell
Female attachment means connect and are used to drive nut coupling device to rotate, and location structure is connected with fixed part and is used for and bearing structure
Connection, and when device of rotation driving is rotated by rotation section drive nut attachment means, effect of the location structure in fixed part
Under prevent bearing structure from being rotated with location nut.
Alternatively, location structure is provided with the slot coordinated with fixed part, and fixed part is inserted in slot；And/or positioning knot
Structure is used to couple with bearing structure spline.
Alternatively, nut coupling device includes the first attachment structure and the second attachment structure being connected to each other, wherein：First
Attachment structure is used for and location nut grafting；And/or second attachment structure couple with device of rotation driving spline.
Alternatively, the first attachment structure includes being used for the one-to-one plug connector of groove in location nut, plug connector
With corresponding groove grafting；And/or second attachment structure include connection body and be arranged on connection body on the first spline
Portion, the first attachment structure are arranged on connection body, and device of rotation driving includes the rotation section with the second spline part, the first flower
One in key portion and the second spline part be internal spline and another be external splines, the second attachment structure is led to device of rotation driving
The matching spline that the first spline part is crossed with the second spline part couples.
Alternatively, device of rotation driving drive nut attachment means can rotate automatically.
Alternatively, location nut provision for disengagement also includes pin provision for disengagement, and pin provision for disengagement is used in nut driving device
The alignment pin in the pin-and-hole of insertion location nut is dismantled before dismantling location nut, pin provision for disengagement includes pin connection device and risen
Rise device, pin connection device is used for and positions pin connection, and jack up unit is used to driving pin connection device to drive alignment pin towards de-
Move in direction from location nut.
Alternatively, pin connection device is used to weld with alignment pin.
Alternatively, pin connection device includes connecting rod and connector, and connecting rod is welded by connector and alignment pin.
Alternatively, connector includes connector body and through the first end face relative to each other of connector body and second
The connecting hole of end face, the first end face of connector body are used for the end contact with location nut, and the first of connector body
End face is relative with the pin-and-hole of location nut with connecting hole during the end contact of location nut, and connector is in connection hole and alignment pin
Welding, after connector is welded on alignment pin, in connecting rod insertion connecting hole and at the second end face of connector body
Welded with connector.
Alternatively, jack up unit includes Liang Ge hydraulic liftings mechanism and a hydraulic pump, and Liang Ge hydraulic liftings mechanism is used for
Raising pin connection device, and Liang Ge hydraulic liftings mechanism connects with hydraulic pump fluid.
Alternatively, hydraulic pump includes pump body and flow dividing structure, and pump body passes through flow dividing structure and two hydraulic lifting machines
Structure is in fluid communication.
Alternatively, pin provision for disengagement also includes bearing member, and bearing member is connected with pin connection device, and jack up unit passes through driving
Bearing member come make pin connection device drive alignment pin towards depart from location nut direction movement.
Alternatively, bearing member and pin connection device are detachably connected；And/or the connection of bearing member and pin connection device
Bar connects to form T-type structure.
In the utility model, nut driving device not only can utilize device of rotation driving and nut coupling device to rotate
Location nut, location structure can also be utilized to limit the bearing structure for carrying location nut in location nut rotation process
Rotation so that in location nut unloading process, bearing structure can not rotate with location nut, and plant equipment will not occur
Slide, location nut is exerted a force so as to more convenient nut driving device, reduces the dismounting difficulty of location nut.
By the way that exemplary embodiment of the present utility model is described in detail referring to the drawings, it is of the present utility model its
Its feature and its advantage will be made apparent from.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows the structural representation of reductor.
Fig. 2 shows the structural representation of location nut in Fig. 1.
Fig. 3 shows the use state figure of pin provision for disengagement.
Fig. 4 shows the structural representation of hydraulic pump in Fig. 3.
Fig. 5 shows the structural representation of jack in Fig. 3.
Fig. 6 shows connecting rod and the combining structure schematic diagram of bearing member in Fig. 3.
Fig. 7 shows the structural representation of connector in Fig. 3.
Fig. 8 shows the structural representation of bearing in Fig. 3.
Fig. 9 shows to sell the connecting portion sectional view of provision for disengagement and alignment pin in Fig. 3.
Figure 10 shows the I close-up schematic views in Fig. 9.
Figure 11 shows the use state figure of nut driving device.
Figure 12 shows nut driving device and the connecting portion sectional view of location nut in Figure 11.
Figure 13 shows the structural representation of torque wrench in Figure 11.
Figure 14 shows the structural representation of nut coupling device in Figure 11.
Figure 15 shows the structural representation of location structure in Figure 11.
Figure 16 shows moment of torsion schematic diagram suffered by flange when nut driving device dismantles location nut in Figure 11.
In figure：
1st, reductor；
11st, flange；12nd, seal；13rd, housing；14th, bearing；15th, location nut；16th, alignment pin；
151st, pin-and-hole；152nd, groove；
2nd, provision for disengagement is sold；
21st, hydraulic pump；22nd, jack；23rd, bearing member；24th, pin connection device；25th, bearing；
211st, pump body；212nd, branching block；213rd, connecting tube；
241st, connecting rod；242nd, connector；242a, connecting hole；
251st, link slot；
3rd, nut driving device；
31st, torque wrench；32nd, nut coupling device；33rd, location structure；
311st, rotation section；312nd, fixed part；
321st, plug connector；322nd, body is connected；321a, plug；322a, splined hole；
331st, slot.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.The description only actually at least one exemplary embodiment is illustrative to be never used as to this practicality below
New and its application or any restrictions used.Based on the embodiment in the utility model, those of ordinary skill in the art are not having
There is the every other embodiment carried out and obtained under the premise of creative work, belong to the scope of the utility model protection.
It may be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing part for specification.
In description of the present utility model, it is to be understood that the noun of locality such as " forward and backward, upper and lower, left and right ", " horizontal,
Vertically, vertically, it is horizontal " and " pushing up, bottom " etc. indicated by orientation or position relationship be normally based on orientation or position shown in the drawings
Relation is put, description the utility model is for only for ease of and simplifies description, in the case where not making opposite explanation, these nouns of locality
Do not indicate that and imply that the device of meaning or element there must be specific orientation or with specific azimuth configuration and operation, because
This is it is not intended that limitation to scope of protection of the utility model；The noun of locality " inside and outside " refers to the wheel relative to each part in itself
Wide is inside and outside.
In description of the present utility model, it is to be understood that limit zero using the word such as " first ", " second "
Part, it is only for it to be easy to distinguish corresponding parts, does not such as have Stated otherwise, above-mentioned word does not have particular meaning,
Therefore it is not intended that limitation to scope of protection of the utility model.
Fig. 3-Figure 16 shows one embodiment of the utility model location nut provision for disengagement.The utility model is provided
Location nut provision for disengagement, including for by location nut 15 from the bearing structure for carrying location nut 15 dismantle under
The nut driving device 3 come, nut driving device 3 include nut coupling device 32, device of rotation driving and location structure 33, spiral shell
Female attachment means 32 are used to be connected with location nut 15 and location nut 15 can be driven to rotate, and device of rotation driving connects with nut
The drive connection of connection device 32 is simultaneously rotated to realize the dismounting of location nut 15, location structure 33 by drive nut attachment means 32
For preventing bearing structure from being rotated with location nut 15 when device of rotation driving drive nut attachment means 32 rotate.
In the utility model, nut driving device 3 can not only utilize device of rotation driving and nut coupling device 32
Rotational positioning nut 15, location structure 33 can also be utilized to be limited in the rotation process of location nut 15 for carrying location nut
The rotation of 15 bearing structure so that in location nut unloading process, bearing structure can not rotate with location nut, so as to
It can prevent plant equipment from sliding, nut driving device of being more convenient for exerts a force to location nut, reduces the dismounting of location nut
Difficulty.
Being additionally, since location structure 33 prevents bearing structure from being rotated with location nut 15, can be in torque identical feelings
Be effectively increased under condition location nut 15 with respect to bearing structure rotation amplitude, enabling more rapidly by location nut 15 from
Screwed off in bearing structure, therefore, the utility model can also effectively accelerate the removal efficiency of location nut 15, improve complete machine and safeguard
Efficiency.
In the utility model, device of rotation driving can include fixed part 312 and rotatable relative to fixed part 312
Rotation section 311, rotation section 311 are connected with nut coupling device 32 and for driving nut coupling device 32 to rotate, location structure
33 are connected with fixed part 312 and for being connected with bearing structure, and when device of rotation driving is connected by the drive nut of rotation section 311
When connection device 32 rotates, location structure 33 prevents bearing structure from being rotated with location nut 15 in the presence of fixed part 312.Base
In this, rotation section 311 can drive location nut 15 to rotate by nut coupling device 32, and the fixed part 312 not rotated can
To limit the rotation of bearing structure by location structure 33, so as to prevent bearing structure from being rotated with location nut 15, make
Complete machine can be held in desired location and can not arbitrarily slide.Moreover, location structure 33 is simultaneously also to device of rotation driving
Carrying effect is played, device of rotation driving force can be so further facilitated, improve removal efficiency, improves dismounting quality.
In order to further improve the removal efficiency of location nut, in the utility model, device of rotation driving is preferably provided with
For that drive nut attachment means 32 can rotate automatically, such as device of rotation driving can include torque wrench 31.So due to
Driven without manpower, therefore, removal efficiency is higher, and labor intensity is lower, and can apply bigger torque, and is easy to according to fixed
Position nut is actually needed adjustment exerted forces square, so as to adapt to the dismounting demand of more location nuts, effectively expands this practicality
The scope of application of new type nut screwing device 3.
In addition, for the dismounting demand of location nut 15 for meeting to which is provided with alignment pin 16, positioning of the present utility model
Nut remover can further include pin provision for disengagement 2, for before nut driving device 3 dismantles location nut 15
Alignment pin 16 in the pin-and-hole 151 of dismounting insertion location nut 15.Pin provision for disengagement 2 of the present utility model can include pin connection
Device 24 and jack up unit, pin connection device 24 are used to be connected with alignment pin 16, and jack up unit is used to drive pin connection device 24
Alignment pin 16 is driven towards the direction movement for departing from location nut 15.Because jack up unit can be driven by pin connection device 24
Alignment pin 16, therefore, can be easily by positioning using the pin provision for disengagement 16 towards the direction movement for departing from location nut 15
Pin 16 disassembles from location nut 15, releases anti-loose effect of the alignment pin 16 to location nut 15, and then be easy to follow-up profit
Location nut 15 is dismantled with nut driving device 3 of the present utility model.
Wherein, pin connection device 24 is preferably arranged to be used to weld with alignment pin 16.So pin connection device 24 is without again
Whether there is screwed hole to be limited by alignment pin 16, application is more extensive.Also, use welding manner, pin connection device
24 is more firm with the connection of alignment pin 16, contributes to pin provision for disengagement 2 to realize more reliable and more stable disassembling positioning pin process.
To carry out further location nut provision for disengagement of the present utility model with reference to the embodiment shown in Fig. 3-16
Ground explanation.
Although location nut provision for disengagement of the present utility model goes for needing the various machines for dismantling location nut 15
Tool equipment, but describe for convenience, being only used to dismantle the location nut 15 of reductor 1 as depicted in figs. 1 and 2 with it below is
Example illustrates.As shown in Figure 1, the location nut 15 of the reductor 1 has positioned at the pin-and-hole 151 of inner ring and positioned at the recessed of outer ring
Groove 152, it is threadedly connected on flange 11, for realizing positioning and locking to bearing 14, and positioning is provided with its pin-and-hole 151
Pin 16, for preventing location nut 15 from loosening.It follows that in this embodiment, flange 11 is for carrying location nut 15
Bearing structure.The flange 11 of the embodiment, its one end coordinated with location nut 15 are provided with boss and external splines.
As shown in Fig. 3-16, in this embodiment, location nut provision for disengagement includes pin provision for disengagement 2 and nut driving fills
3 are put, wherein, pin provision for disengagement 2 is used for the dismounting before nut driving device 3 dismantles location nut 15 and is located at location nut 15
Alignment pin 16 in pin-and-hole 151, to release position-limiting action of the alignment pin 16 to location nut 15, facilitate the follow-up of location nut 15
Dismounting；Nut driving device 3 is then used for the dismounting location nut 15 after alignment pin 16 is removed by pin provision for disengagement 2, makes positioning
Nut 15 separates with flange 11, in order to which the structure members such as the flange 11, housing 13 and seal 12 to reductor 1 are dismantled
Safeguard.
As shown in figs. 3-10, in this embodiment, pin connection device 2 includes pin connection device 24, jack up unit and load
Part 23, wherein, pin connection device 24 is used to weld with alignment pin 16；Bearing member 23 is connected with pin connection device 24；Jack up unit
By bearing member 23 and the drive connection of pin connection device 24, it is used to drive pin connection device 24 by driving bearing member 23
Alignment pin 16 is mobile towards the direction (being upward in fig.9) for departing from location nut 15, realizes the dismounting to alignment pin 16.
Because the pin connection device 24 of the embodiment is used to weld with alignment pin 16, and it is no longer used to and the screw thread of alignment pin 16
Whether connection, therefore, pin connection device 24 no longer there is screwed hole to be limited by alignment pin 16, and pin provision for disengagement 2 can both be used
In alignment pin 16 of the dismounting with screwed hole, alignment pin 16 of the dismounting without screwed hole is can be used for, versatility is stronger.
Specifically, understood with reference to Fig. 3, Fig. 6, Fig. 7 and Fig. 9 and Figure 10, the pin connection device 24 of the embodiment includes connecting
Extension bar 241 and connector 242, connecting rod 241 are welded by connector 242 and alignment pin 16.Based on this, in dismounting alignment pin 16
When, first connector 242 and alignment pin 16 can be welded together, connecting rod 241 and connector 242 are then welded on one again
Rise so that the welding of pin connection device 24 and alignment pin 16 is more convenient.The setting of connector 242, it is possible to reduce operating space
Limitation of the problem of narrow and small etc. to welding process so that connecting rod 241 and the welding of alignment pin 16 are more convenient.
More specifically, as shown in Figure 9 and Figure 10, in this embodiment, connector 242 includes connector body and through even
The first end face relative to each other of joint body and the connecting hole 242a of second end face, the first end face of connector body (are being schemed
It is lower surface in 10) it is used for end contact with location nut 15, and the first end face of connector body and location nut 15
End contact when connecting hole 242a and location nut 15 pin-and-hole 151 it is relative, connector 242 is connecting hole 242a at positioning
Pin 16 welds；After connector 242 is welded on alignment pin 16, connecting rod 241 is inserted in connecting hole 242a and in connector
Second end face (being upper surface in Fig. 10) place of body is welded with connector 242.So, connecting rod 241 can pass through company
Joint 242 realizes more convenient with alignment pin 16 and stronger welding, is easy to pin connection device 24 in the presence of jack up unit
Alignment pin 16 is more stably and reliably driven towards the direction movement for departing from location nut 15, to realize more smoothly alignment pin together
Unloading process.
The bearing member 23 of the embodiment is used to the driving force of jack up unit being transferred to pin connection device 24, in order to realize
Jack up unit is acted on the raising of pin connection device 24 and alignment pin 16, alignment pin 16 is departed from location nut 15.By Fig. 6 and figure
9 understand that in this embodiment, bearing member 23 is connected to form T-type structure with the connecting rod 241 of pin connection device 24.Wherein, connect
Bar 241 forms the vertical part of T-type structure, and bearing member 23 forms the transverse part of T-type structure, has both been easy to connecting rod 241 and alignment pin 16
Connection, is easy to bearing member 23 to bear the active force that jack up unit is applied again.
For driving pin connection device 24 to drive alignment pin 16 towards the jack up unit for departing from the movement of location nut 15 direction,
Can be the various forms of jack up units such as fluid pressure type jack up unit or mechanical jack up unit.Also, jack up unit pair and pin
Attachment means 24 and the effect of the raising of alignment pin 16, it can both be realized by applying lifting force (pulling force) to bearing member 23, also might be used
To be realized by applying top lift (thrust) to bearing member 23.In this embodiment, jack up unit is fluid pressure type jack up unit, and
It realizes the dismounting to alignment pin 16 by applying top lift to bearing member 23 come raising pin connection device 24 and alignment pin 16.
Specifically, jack 22 and hydraulic pump 21 are included from Fig. 3-5, the jack up unit of the embodiment.Wherein, it is very heavy
Top 22 is hydraulic jack, as hydraulic lifting mechanism, for raising pin connection device 24；It is jack that hydraulic pump 21, which is used for,
22 provide fluid, and control jack 22 acts.In this embodiment, for more stably raising pin connection device 24 and positioning
Pin 16, as shown in figure 3, jack up unit includes two jack 22, and two jack 22 are arranged at the lower section of bearing member 23 simultaneously
Positioned at the both sides of connecting rod 241.Two such jack 22 can apply top lift to the both ends of bearing member 23 respectively so that fixed
Position pin 16 can be more steady and is efficiently removed.
Two jack 22 can be respectively adopted two hydraulic pumps 21 and supply hydraulic oil, but in this case, easily occur
Two jack 22 bearing member 23 is exerted a force cause asynchronous and not of uniform size the problems such as, cause bearing member 23 because both ends stress is different
And tilt, the problems such as easily causing the connecting portion discontinuity equalization of pin connection device 24 and alignment pin 16, being broken, goes out
It is existing, influence the dismounting to alignment pin 16.Due to the less alignment pin 16 of size (such as diameter is less than or equal to 6mm alignment pin 16)
Smaller with the connecting portion of pin connection device 24, therefore, the problem of connecting portion is broken because of discontinuity equalization, is dismantling
It is more notable during the alignment pin 16 of reduced size.
Therefore, in order to further reduce the problem of pin connection device 24 and the connecting portion of alignment pin 16 are broken, such as Fig. 3
Shown, the jack up unit of the embodiment only includes a hydraulic pump 21, two jack 22 (hydraulic climbing mechanism) and this
Individual hydraulic pump 21 is in fluid communication.Because two jack 22 being capable of Synchronization Control two by the same fuel feeding of hydraulic pump 21, hydraulic pump 21
The action of individual jack 22, it is thus possible to improve the synchronism that two jack 22 act so that two jack 22 can be right
Bearing member 23 synchronously applies active force positioned at the both ends of connecting rod 241, effectively prevents the run-off the straight of bearing member 23, improves jacking
The stationarity of process, reduce the connecting portion discontinuity equalization for pin connection device 24 and alignment pin 16 occur, generation fracture etc. and ask
The risk of topic, pin provision for disengagement 2 is more favorably accomplished the dismounting to alignment pin 16, enable in particular to increase to smaller chi
The dismounting success rate of very little alignment pin 16.
Specifically, as shown in Figure 3 and Figure 4, in this embodiment, hydraulic pump 21 includes pump body 211 and flow dividing structure, pump
Body 211 is in fluid communication by flow dividing structure and two jack 22.More specifically, the flow dividing structure of the embodiment includes shunting
Block 212 and two connecting tubes 213, the first ends of two connecting tubes 213 respectively with two jack 22 (being specially import) one by one
Accordingly it is in fluid communication, and the second end of two connecting tubes 213 passes through branching block 212 and pump body 211 (specially exporting)
It is in fluid communication.Wherein, branching block 212 can go out with hollow chamber and the inlet connected with hollow chamber and two
Liquid mouth, the communication of inlet and pump body, two liquid outlets correspond with the second end of two connecting tubes respectively
Ground is in fluid communication.
By setting up flow dividing structure, Synchronization Control of the hydraulic pump 21 to two jack 22 can be more easily realized, is made
Identical hydraulic oil can be provided to two jack 22 simultaneously by obtaining hydraulic pump 21, control two jack 22 synchronous by bearing member
33 both ends jacking identical distance, the connecting portion for more efficiently preventing from pin connection device 24 and alignment pin 16 are broken.
Also, the cooperation of two jack 22 and same hydraulic pump 21 for convenience, and control is dismantled for convenience, by scheming
3-5 understands that in this embodiment, jack 22 uses separating jack, and hydraulic pump 21 uses hydraulic hand-pump.
In addition, as shown in figure 3, in this embodiment, pin connection device 2 also includes bearing 25, bearing 25 is used to support
Rise device.Specifically, it is another from the figure 3, it may be seen that one in two jack 22 flange 11 for being directly decelerated machine 1 is supported
It is individual, supported by bearing 25 by flange 11, be so easy to two jack 22 to apply top lift to bearing member 23, it is more stable
Ground jacks up bearing member 23.Wherein, as shown in figure 8, the bearing 25 of the embodiment with flange 11 coordinate one end (in fig. 8
As top) link slot 251 is provided with, the link slot 251 is used to be engaged with the boss on flange 11, so that bearing 25 is more firm
Stably it is supported on flange 11, and then realizes and jack 22 is more stably supported.Certainly, the support side of two jack 22
Formula is not limited thereto, for example, the pin provision for disengagement 2 of the embodiment can not also include bearing 25, two jack 22 are straight
Connect and supported by flange 11.
Further, since the pin connection device 24 of the embodiment is connected with alignment pin 16 using welding manner, in order to reduce into
This, and strengthen the reusing of pin provision for disengagement 2, in this embodiment, bearing member 23 is preferably removable with pin connection device 24
Connect with unloading.Specifically, bearing member 23 is preferably detachably connected with connecting rod 241, for example, bearing member 23 can be with connecting rod
241 threaded connections., can be by pin connection device 24 from load after completing the dismantlement work to an alignment pin 16 based on this
Disassembled on part 23, the pin connection device 24 more renewed, continue to complete the dismounting to another alignment pin 16, it is time saving and energy saving and
Cost-saving.
As shown in Fig. 3 and Fig. 9 and Figure 10, the process that alignment pin 16 is dismantled in the pin provision for disengagement 2 based on the embodiment is as follows：
(1) hydraulic pump 21 is operated, jack 22 is promoted bearing member 23, bearing member 23 is jacked up, driven by bearing member 33
The pin connection device 24 welded with alignment pin 16 is moved up, and alignment pin 16 is extracted from pin-and-hole 151；(2) after, pin is changed
Attachment means 24, and the pin connection device 24 after replacing is welded on next alignment pin 16, hydraulic pump 21 is operated again, it is complete
Into the dismounting of next alignment pin 16；(3) then, (2) are repeated, until each alignment pin 16 in location nut 15 is dismantled
Finish, realize the dismounting to alignment pin 16, release limitation of the alignment pin 16 to location nut 15, be easy to nut driving device 3 right
Location nut 15 is dismantled.
As illustrated in figures 11-16, in this embodiment, nut driving device 3 includes torque wrench 31, nut coupling device 32
With location structure 33, wherein, nut coupling device 32 be used for be connected with location nut 15, torque wrench 31 be used for by driving spiral shell
Female attachment means 32 rotate and screw off location nut 15 from flange 11, and location structure 33 is then used to be revolved in location nut 15
Under process in limit flange 11 rotation.
In this embodiment, torque wrench 31 is used as device of rotation driving, and its automatic drive nut attachment means 32 rotates.
As shown in figure 13, the torque wrench 31 of the embodiment includes rotation section 311 and fixed part 312, wherein：Rotation section 311 can turn
It is dynamic, for output torque, it which is provided with external splines (not shown) so that rotation section 311 forms splined shaft；Fixed part 312
Positioned at the lower section of rotation section 311, it is fixedly installed relative to rotation section 311, i.e. when rotation section 311 rotates, fixed part 312 is protected
Hold static.Fixed part 312 is square block structure, and therefore, it is referred to as square toes.As is illustrated by figs. 11 and 12, torque wrench
31 are rotated by its rotation section 311 and the drive connection of nut coupling device 32, drive nut attachment means 32；Also, moment of torsion is pulled
Hand 31 is connected by its fixed part 312 with location structure 33, and limitation flange 11 rotates.
In this embodiment, nut coupling device 32 is used to realize the transmission from torque wrench 31 to location nut 15, its
Including the first attachment structure and the second attachment structure being connected to each other, wherein, the first attachment structure is used to connect with location nut 15
Connect, the second attachment structure and device of rotation driving drive connection, so that location nut 15 can be made in the driving of torque wrench 31
As nut coupling device 32 rotates under.Specifically, as shown in figure 14, the second attachment structure includes connection body 322 and set
The splined hole 322a on connection body 322 is put, the rotation section 311 of torque wrench 31 is inserted in splined hole 322a, splined hole
322a internal spline coordinates with the external splines on torque wrench 31, it is possible to achieve the drive of nut coupling device 32 and torque wrench 31
Dynamic connection so that when rotation section 311 rotates, nut coupling device 32 can be driven to rotate；First attachment structure is connected to second
Below attachment structure, it includes two plug connectors for being arranged at the second attachment structure (specially connecting body 322) opposite sides
321, the bottom of two plug connectors 321 is equipped with for the plug 321a with the cooperation of the groove 152 of location nut 15, two plugs
321a is inserted in two grooves 152 respectively, it is possible to achieve nut coupling device 32 and the connection of location nut 15 so that nut connects
When connection device 32 rotates, location nut 15 can be driven to rotate.
The nut coupling device 32 of the embodiment, it passes through by the first attachment structure and the grafting of location nut 15
Two attachment structures couple with the spline of torque wrench 31, can conveniently realize the transmission from torque wrench 31 to location nut 15,
And simple in construction, transmission efficiency, be advantageous to be more efficiently completed the dismounting to location nut 15.Wherein, the first attachment structure
With the grafting of location nut 15, it make use of location nut 15 that there are the own structural characteristics of groove 152, the second attachment structure is with turning round
The spline connection of square handle 31, make use of the rotation section 311 of torque wrench 31 to have the design feature of external splines, these cause
The structure of nut driving device 3 of the embodiment is simpler, and use is more convenient, and cost is lower.
It should be noted that in order to realize the grafting of the first attachment structure and location nut 15, the first attachment structure is wrapped
The quantity of the plug connector 321 included is not limited to two, such as it can also be 4, as long as in fact, the first attachment structure is wrapped
Include identical with the quantity of groove 152 in location nut 15 and one-to-one plug connector 321, you can realize and location nut 15
Firm grafting；In addition, in order to realize that nut coupling arrangement 32 couples with the spline of device of rotation driving, also it is not limited to
Internal spline is set in two attachment structures, for example, alternatively, can also be set in the second attachment structure external splines and
Internal spline is set on the rotation section 311 of device of rotation driving, in fact, need to only be provided with the first spline in the second attachment structure
Portion, sets the second spline part on rotation section 311, one in the first spline part and the second spline part for internal spline and another
For external splines, you can realize that the second attachment structure couples with the spline of device of rotation driving.
As shown in figure 12, the process of the dismounting location nut 15 of nut driving device 3 of the embodiment is：Torque wrench 31 is logical
Cross its rotation section 311 and a torque is applied to nut coupling device 32, rotate nut coupling device 32, this torque passes through spiral shell
Female attachment means 32 are delivered in location nut 15, location nut 15 is rotated relative to flange 11, progressively disengage flange 11, are realized
Dismounting to location nut 15.
Due to being used as device of rotation driving using torque wrench 31 so that device of rotation driving drive nut can connect automatically
Connection device 32 rotates, and applies torque without manpower, therefore, the dismounting more convenience and high-efficiency of location nut 15, work personnel's
Working strength is lower；Also, acted on relative to manpower, torque wrench 31 can apply bigger torque, better adapt to super large
The dismounting demand of moment of torsion location nut, advantageously account for the problem of super large moment of torsion location nut is difficult to dismounting.Moreover, the embodiment
Nut driving device 3, location nut 15 can be disassembled on the premise of location nut 15 remains intact, realized to fixed
The nondestructive demounting of position nut 15, because location nut 15 can be continuing with, therefore, can reduce cost with effectively save resource；
Also, location nut 15 is dismantled using the nut driving device 3 of the embodiment, damage and the bottom of location nut 15 can also be avoided
The bearing 14 directly contacted, reduce damage of the unloading process to reductor other structures part.In addition, the embodiment uses moment of torsion
The benefit of spanner 31 also resides in, and can easily be changed to the institute of location nut 15 by changing the rotation direction of rotation section 311
Apply the direction of moment of torsion so that can not only conveniently realize the dismounting of location nut 15, positioning spiral shell can also be conveniently realized
The assembling and fastening of mother 15.
In this embodiment, location structure 33 is used to prevent flange 11 from rotating with location nut 15, and it is located at nut company
The lower section of connection device 32, on the one hand with the grafting of fixed part 312 of torque wrench 31, on the other hand also couple with the spline of flange 11,
Flange 11 is limited during to be screwed off in location nut 15 to rotate.Specifically, as shown in FIG. 12 and 15, the embodiment
Location structure 33 is provided with the slot 331 coordinated with the fixed part 312 of torque wrench 31, and fixed part 312 is inserted in slot 331,
The grafting of location structure 33 and fixed part 312 can be realized；Also, internal spline is additionally provided with the location structure 33 of the embodiment,
Location structure 33 is sheathed on flange 11, and the internal spline of location structure 33 coordinates with the external splines of flange 11, it is possible to achieve positioning
Structure 33 couples with the spline of flange 11.
Illustrate that location structure 33 can limit the principle of the rotation of flange 11 with reference to Figure 16：
During location nut 15 is dismantled, due to the rubbing action between location nut 15 and flange 11, spiral shell is positioned
Mother 15 while by 31 exerted forces square of torque wrench also can to flange 11 apply a torque, the size of this torque and
Direction is identical with the torque that torque wrench 31 is applied, it is assumed that its direction is as shown in right side arrow in Figure 16；Meanwhile according to effect
Power and reaction force principle, torque wrench 31 apply a torque to nut coupling device 32, and nut coupling device 32 also can be right
Torque wrench 31 applies an opposing torque, and this opposing torque is delivered to positioning knot by the fixed part 312 of torque wrench 31
On structure 33, and it is delivered to by location structure 33 on flange 11 so that simultaneously also by left side in one such as Figure 16 on flange 11
Opposing torque shown in arrow.
It can be seen that in the presence of location structure 33, flange 11 is simultaneously by two moment loadings, moreover, no matter moment of torsion is pulled
How the moment of torsion that hand 31 applies changes, and the two torques remain equal in magnitude and in opposite direction, therefore, is positioned by setting
Structure 33, flange 11 can be made to be in force balance state all the time in whole location nut unloading process, without with fixed
Position nut 15 rotates, so as to effectively prevent reductor 1 from being slided with dismounting force direction so that reductor 1
The dismounting difficulty of location nut 15 with self poisoning, can be further reduced in the unloading process of location nut 15.
In summary, the location nut provision for disengagement of the embodiment, simple in construction, cost is relatively low, easy to use, and is applicable
Scope is wide, and it dismantles alignment pin 16 first with pin provision for disengagement 2, then recycles nut driving device 3 to dismantle location nut 15,
More convenient, safety and efficient location nut unloading process can be realized.
Exemplary embodiment of the present utility model is the foregoing is only, it is all in this reality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., it should be included in of the present utility model
Within protection domain.
Claims (15)
- A kind of 1. location nut provision for disengagement, it is characterised in that including for by location nut (15) from described fixed for carrying The nut driving device (3) disassembled in the bearing structure of position nut (15), the nut driving device (3) connect including nut Connection device (32), device of rotation driving and location structure (33), the nut coupling device (32) are used for and the location nut (15) connect and the location nut (15) can be driven to rotate, the device of rotation driving and the nut coupling device (32) Drive connection simultaneously realizes the dismounting of the location nut (15) by driving the nut coupling device (32) to rotate, described fixed Bit architecture (33) is used to prevent the carrying knot when the device of rotation driving drives the nut coupling device (32) to rotate Structure rotates with the location nut (15).
- 2. location nut provision for disengagement according to claim 1, it is characterised in that the device of rotation driving includes fixing Portion (312) and connect relative to the rotatable rotation section (311) of the fixed part (312), the rotation section (311) with the nut Connection device (32) connects and for driving the nut coupling device (32) to rotate, the location structure (33) and the fixed part (312) connect and for being connected with the bearing structure, and when the device of rotation driving is driven by the rotation section (311) When the nut coupling device (32) rotates, the location structure (33) prevents described in the presence of the fixed part (312) Bearing structure rotates with the location nut (15).
- 3. location nut provision for disengagement according to claim 2, it is characterised in that the location structure (33) be provided with The slot (331) that the fixed part (312) coordinates, the fixed part (312) are inserted in the slot (331)；It is and/or described Location structure (33) is used to couple with the bearing structure spline.
- 4. location nut provision for disengagement according to claim 1, it is characterised in that the nut coupling device (32) includes The first attachment structure and the second attachment structure being connected to each other, wherein：First attachment structure is used for and the location nut (15) grafting；And/or second attachment structure couples with the device of rotation driving spline.
- 5. location nut provision for disengagement according to claim 4, it is characterised in that first attachment structure includes and institute State the one-to-one plug connector (321) of groove (152) in location nut (15), the plug connector (321) be used for it is corresponding Groove (152) grafting；And/or second attachment structure includes connection body (322) and is arranged on the connection body (322) the first spline part on, first attachment structure are arranged on the connection body (322), described to rotate driving dress Put including the rotation section (311) with the second spline part, one in first spline part and second spline part is interior Spline and another be external splines, second attachment structure passes through first spline part and institute with the device of rotation driving State the matching spline connection of the second spline part.
- 6. according to any described location nut provisions for disengagement of claim 1-5, it is characterised in that the device of rotation driving energy It is enough to drive the nut coupling device (32) to rotate automatically.
- 7. location nut provision for disengagement according to claim 1, it is characterised in that the location nut provision for disengagement is also wrapped Pin provision for disengagement (2) is included, the pin provision for disengagement (2) is used to dismantle the location nut in the nut driving device (3) (15) alignment pin (16) that dismounting is inserted in the pin-and-hole (151) of the location nut (15) before, pin provision for disengagement (2) bag Pin connection device (24) and jack up unit are included, the pin connection device (24) is used to be connected with the alignment pin (16), described Device is risen to be used to drive the pin connection device (24) to drive the alignment pin (16) towards the disengaging location nut (15) Move in direction.
- 8. location nut provision for disengagement according to claim 7, it is characterised in that the pin connection device (24) be used for Alignment pin (16) welding.
- 9. location nut provision for disengagement according to claim 8, it is characterised in that the pin connection device (24) includes connecting Extension bar (241) and connector (242), the connecting rod (241) are welded by the connector (242) and the alignment pin (16) Connect.
- 10. location nut provision for disengagement according to claim 9, it is characterised in that the connector (242) includes connection Head body and first end face relative to each other and the connecting hole (242a) of second end face through the connector body, the company The first end face of joint body is used for the end contact with the location nut (15), and the first end face of the connector body With the connecting hole (242a) during the end contact of the location nut (15) and pin-and-hole (151) phase of the location nut (15) Right, the connector (242) is welded at the connecting hole (242a) place and the alignment pin (16), when the connector (242) After being welded on the alignment pin (16), the connecting rod (241) is inserted in the connecting hole (242a) and in the connection Welded at the second end face of head body with the connector (242).
- 11. location nut provision for disengagement according to claim 7, it is characterised in that the jack up unit includes two liquid Pressure lifting mechanism and a hydraulic pump (21), described two hydraulic lifting mechanisms are used for pin connection device (24) described in raising, and Described two hydraulic lifting mechanisms are in fluid communication with the hydraulic pump (21).
- 12. location nut provision for disengagement according to claim 11, it is characterised in that the hydraulic pump (21) includes pump sheet Body (211) and flow dividing structure, the pump body (211) are connected by the flow dividing structure and described two hydraulic lifting mechanisms fluid It is logical.
- 13. location nut provision for disengagement according to claim 7, the pin provision for disengagement (2) also includes bearing (25), institute Bearing (25) is stated to be used to support the jack up unit.
- 14. according to any described location nut provisions for disengagement of claim 7-13, it is characterised in that the pin provision for disengagement (2) bearing member (23) is also included, the bearing member (23) is connected with the pin connection device (24), and the jack up unit passes through drive The bearing member (23) is moved to make the pin connection device (24) drive the alignment pin (16) towards the disengaging location nut (15) direction movement.
- 15. location nut provision for disengagement according to claim 14, it is characterised in that the bearing member (23) and the pin Attachment means (24) are detachably connected；And/or the bearing member (23) and the connecting rod of the pin connection device (24) (241) connection forms T-type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720580089.2U CN206839557U (en) | 2017-05-24 | 2017-05-24 | Location nut provision for disengagement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720580089.2U CN206839557U (en) | 2017-05-24 | 2017-05-24 | Location nut provision for disengagement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206839557U true CN206839557U (en) | 2018-01-05 |
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ID=60796621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720580089.2U Active CN206839557U (en) | 2017-05-24 | 2017-05-24 | Location nut provision for disengagement |
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| Country | Link |
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| CN (1) | CN206839557U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107097066A (en) * | 2017-05-24 | 2017-08-29 | 徐工集团工程机械有限公司 | Location nut provision for disengagement |
| CN108792916A (en) * | 2018-05-30 | 2018-11-13 | 中国航发商用航空发动机有限责任公司 | Combination workpiece operates tooling |
-
2017
- 2017-05-24 CN CN201720580089.2U patent/CN206839557U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107097066A (en) * | 2017-05-24 | 2017-08-29 | 徐工集团工程机械有限公司 | Location nut provision for disengagement |
| CN108792916A (en) * | 2018-05-30 | 2018-11-13 | 中国航发商用航空发动机有限责任公司 | Combination workpiece operates tooling |
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Effective date of registration: 20220727 Address after: 221004 26 Tuo Lan Shan Road, Xuzhou economic and Technological Development Zone, Jiangsu Patentee after: Jiangsu Xugong Construction Machinery Research Institute Co.,Ltd. Address before: 221004 Industrial Zone, Xuzhou Economic Development Zone, Jiangsu, China Patentee before: XCMG CONSTRUCTION MACHINERY Co.,Ltd. |