CN116872142A - Shaft penetrating and detaching integrated device for fan impeller - Google Patents

Shaft penetrating and detaching integrated device for fan impeller Download PDF

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Publication number
CN116872142A
CN116872142A CN202311139253.2A CN202311139253A CN116872142A CN 116872142 A CN116872142 A CN 116872142A CN 202311139253 A CN202311139253 A CN 202311139253A CN 116872142 A CN116872142 A CN 116872142A
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China
Prior art keywords
shaft
clamping
plate
impact
impeller
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Granted
Application number
CN202311139253.2A
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Chinese (zh)
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CN116872142B (en
Inventor
孙蛟
赵如华
张庚
高新远
赵金丹
张小磊
秦绍冬
尹广蓉
胡二娟
郭稳
宋志军
霍芳
李新峰
冯新维
李新涛
代洋
王力
马军
朱珠
谢金辉
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Xinxiang Simo Blower Co ltd
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Xinxiang Simo Blower Co ltd
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Priority to CN202311139253.2A priority Critical patent/CN116872142B/en
Publication of CN116872142A publication Critical patent/CN116872142A/en
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Publication of CN116872142B publication Critical patent/CN116872142B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B11/00Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
    • B25B11/02Assembly jigs
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The application discloses a shaft penetrating and detaching integrated device for a fan impeller, which comprises a rotating connection mechanism, a floating protection assembly, a clamping sleeve, an impeller fixing tool and an impact assembly, wherein the floating protection assembly comprises an upper protection support plate, a lower protection support plate, a joint connecting rod and a joint bearing; the device adopts the vertical mode, can carry out the operation of wearing axle, tearing open the axle respectively, is applicable to the operation of big specification impeller, avoids with the rigid contact of impeller axle, makes the impeller axle free vertical downward by gravity when wearing the axle, cooperates the axle hydro-cylinder of wearing, improves assembly accuracy.

Description

Shaft penetrating and detaching integrated device for fan impeller
Technical Field
The application relates to the technical field of shaft penetrating and shaft detaching of fan impellers, in particular to a shaft penetrating and shaft detaching integrated device for a fan impeller.
Background
The fan is mainly applied to ventilation in various fields of national economy such as metallurgy, petrifaction, electric power, urban rail transit, spinning, ships and the like and various places; the device is a machine for improving the pressure of gas and discharging the gas by means of input mechanical energy, and is divided into: centrifugal, axial, diagonal, and cross-flow types.
The boiler fan mainly adopts a centrifugal fan, a large shaft generates torque to drive the impeller to rotate, gas is thrown out from a channel between blades under the action of centrifugal force, and is conveyed out from an impeller outlet, and the small-power boiler fan is small in size, relatively easy to process and produce in shaft penetrating and shaft detaching work; the general shaft disassembly and shaft penetration are carried out by adopting different tools, the tools are used for fixing, and a manual impact or jack ejection mode is adopted, the mode belongs to a rigid operation mode, the damage of an impeller is easy to cause due to improper operation, the impeller size of a high-power boiler fan is large, the impeller shaft is heavy, and the mode cannot meet the use requirement; chinese patent application No. 202222291628.4 discloses a device for dismouting centrifugal fan rotor impeller, the device adopts the horizontal mode to tear open the axle, the dress axle operation adopts the screw rod to drive the jack and place the board and remove, it is ejecting with the impeller axle, when tearing open the axle, rotate the hand wheel can jack into centrifugal fan impeller with the impeller axle in, this mode belongs to conventional rigid axle pivot operation mode of tearing open, cause the impeller injury easily, be applicable to small-size impeller operation, chinese patent application No. 202122764770.1 discloses a device for dismouting centrifugal fan rotor impeller equally, there is technical problem the same as above-mentioned patent.
The Chinese patent application number 201720020400.8 discloses a dismounting device for the impeller balance shaft of a centrifugal ventilator, which adopts a spiral moving mode to replace impact and hydraulic ejection, so as to avoid damage to the balance shaft; the inventor discloses a shaft dismounting device for a boiler fan impeller in a horizontal mode in a prior Chinese patent application number 202211323527.9, which can be suitable for shaft dismounting operation of impellers with different large specifications, and the angle and the height can be adjusted; in actual use, the device can only disassemble the shaft, the shaft and the shaft penetrating device need to adopt different equipment, when the impeller shaft is rusted seriously, the disassembly is difficult, the impeller is likely to be damaged by completely disassembling the ejection force of the oil cylinder, and the protection mechanism is lacking, so that the device cannot meet the requirements in actual use, and the technology which can be improved is urgently needed in the market to solve the problems.
Disclosure of Invention
The application aims to overcome the existing defects, and provides an integrated device for shaft penetration and shaft detachment of a fan impeller, which adopts a vertical mode, can respectively perform shaft penetration and shaft detachment operation, is suitable for operation of large-specification impellers, avoids hard contact with the impeller shaft, enables the impeller shaft to freely vertically downwards by utilizing gravity during shaft penetration, is matched with a shaft penetration oil cylinder, improves assembly precision, increases a protective structure, avoids damage to the impeller caused by improper operation, adopts an elastic impact mode during shaft detachment, improves shaft detachment efficiency, and can effectively solve the problems in the background art.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a be used for fan impeller to wear axle, tear integrative device open the axle, including rotating coupling mechanism, floating protection subassembly, clamping sleeve, impeller fixed frock and impact assembly, floating protection subassembly includes protection backup pad, lower protection backup pad, joint connecting rod and joint bearing, joint bearing sets up in the center of protection backup pad down, the lower extreme and the joint bearing of joint connecting rod are connected, the upper end of joint connecting rod wears to the top of upper protection backup pad, be provided with adaptive spring between upper protection backup pad and the protection backup pad down, upper protection backup pad lower surface is provided with the contact guide arm, the upper surface of protection backup pad down is provided with the proximity switch that corresponds with the contact guide arm, clamping sleeve's lower extreme and the circumferencial direction of protection backup pad down pass through connecting plate muscle fixed connection, clamping sleeve's circumferencial direction sets up clamping mechanism, clamping mechanism includes accomodate room, clamping seat and clamping cylinder, the storage chamber is communicated with the inner cavity of the clamping sleeve, the clamping seat is arranged in the storage chamber, the clamping pad is arranged on the inner side surface of the clamping seat, a groove structure is arranged on the inner side surface of the clamping pad, the clamping cylinder is arranged on the outer side surface of the storage chamber, the telescopic end of the clamping cylinder penetrates into the storage chamber to be fixedly connected with the clamping seat, the upper surface of the floating protection component is provided with a transition connecting frame, the lower end of the rotating connecting mechanism is fixedly connected with the transition connecting frame, the impeller fixing tool is arranged below the clamping sleeve, the impact component comprises a disassembly shaft guide rod, an impact upper guide plate and an impact lower guide plate, the impact upper guide plate and the impact lower guide plate penetrate through the disassembly shaft guide rod, an impact spring is arranged between the impact upper guide plate and the impact lower guide plate, a top shaft is fixed on the impact upper guide plate, the upper end of the top shaft is provided with a top, the pneumatic knocking hammer is fixed on the lower impact guide plate, and the impact end of the pneumatic knocking hammer corresponds to the lower surface of the upper impact guide plate.
Further, the groove structure comprises vertical through grooves and inner grooves, the vertical through grooves are vertically formed in the inner surface of the clamping pad, the inner grooves are formed between the vertical through grooves, the inner grooves are communicated with the vertical through grooves through communication grooves, and exhaust holes communicated with the outer side are formed in the upper end and the lower end of the vertical through grooves respectively.
Further, the top of rotating coupling mechanism is provided with the regulation roof, is provided with the axle hydro-cylinder of wearing on the regulation roof, and the below of adjusting the roof is provided with perpendicular clamp plate, the flexible end of wearing the axle hydro-cylinder wears to the below of adjusting the roof and perpendicular clamp plate fixed connection, and the both sides of wearing the axle hydro-cylinder are provided with wears the axle guide arm, wears the lower extreme and the perpendicular clamp plate fixed connection of axle guide arm, perpendicular clamp plate passes through bolted connection with rotating coupling mechanism fixedly.
Further, the lifting device further comprises a stand column and a rotating arm, wherein the upper end of the stand column is provided with a slewing bearing, the rotating arm is connected with the slewing bearing, the adjusting top plate is slidably connected with the upper surface of the rotating arm, the rotating arm is provided with an adjusting oil cylinder, the telescopic end of the adjusting oil cylinder is connected with the adjusting top plate, and the left end of the rotating arm is provided with a balancing weight.
Further, the rotation connecting mechanism comprises an outer shell and a shaft penetrating connecting rod, the upper end of the shaft penetrating connecting rod penetrates into the outer shell, an upper stress ring and a lower stress ring are arranged on the shaft penetrating connecting rod, an inner ring step is arranged on the inner surface of the outer shell, pressure bearings are respectively arranged between the upper stress ring and the inner ring step and between the lower stress ring and the inner ring step, supporting bearings are respectively arranged on the upper part and the lower part between the outer shell and the shaft penetrating connecting rod, the lower end of the shaft penetrating connecting rod is fixedly connected with a transition connecting frame, and the upper end of the outer shell is fixedly connected with a vertical pressing plate through bolts.
Further, the upper end of the clamping sleeve is provided with a hook guide hole, the lower surface of the lower protection support plate is provided with a pin hole frame, the pin hole frame corresponds to the hook guide hole, and the pin hole frame is provided with a pin shaft.
Further, the fixed frock of impeller includes the impeller support ring, and the lower surface of impeller support ring is provided with the landing leg, and the circumferencial direction of impeller support ring is provided with the fixed axle, rotate on the fixed axle and be connected with the rotor plate, be provided with the screw rod on this rotor plate, the lower extreme of screw rod is provided with the rubber pad.
Further, the upper end of the joint connecting rod is provided with a limiting top plate, a stress spring is arranged between the limiting top plate and the upper protection supporting plate, the self-adaptive springs and the proximity switches are uniformly distributed along the center of the lower protection supporting plate, the quantity of the self-adaptive springs and the quantity of the proximity switches are equal, and the self-adaptive springs and the proximity switches are arranged at intervals.
Further, the clamping mechanisms are at least three, the accommodating chamber is penetrated with clamping guide rods, the clamping guide rods are arranged on two sides of the clamping cylinder, and the inner ends of the clamping guide rods are fixedly connected with the clamping seat.
Further, the hydraulic shock absorber further comprises a bottom frame, an adjusting support and a shaft dismounting oil cylinder, wherein the bottom frame is provided with an impact adjusting oil cylinder, the adjusting support is in sliding connection with the bottom frame, the telescopic end of the impact adjusting oil cylinder is connected with the adjusting support, the shaft dismounting oil cylinder is arranged on the adjusting support, the telescopic end of the shaft dismounting oil cylinder penetrates through the upper portion of the adjusting support and is fixedly connected with the impact lower guide plate, and the lower end of the shaft dismounting guide rod is fixed on the adjusting support.
Compared with the prior art, the application has the beneficial effects that:
1. the device adopts the vertically mode, can carry out the axle operation of wearing respectively, tear open the axle operation, is applicable to the operation of big specification impeller, avoids with the rigid contact of impeller axle, utilizes gravity to make the impeller axle freely perpendicular downwards when wearing the axle, cooperates the axle hydro-cylinder of wearing, improves assembly accuracy, increases protective structure, avoids causing the damage to the impeller because of the misoperation, adopts the mode of elastic impact when tearing open the axle, improves and tears open axle efficiency.
2. The joint bearing can enable the lower protection support plate to freely move, under the action of gravity, the lower protection support plate is free to vertically downwards under the action of gravity, when the received impeller shaft is under gravity, the stress spring is in a compressed state, the self-adaptive spring is in an extending state, the stress spring and the self-adaptive spring enable the lower protection support plate to be in dynamic balance, when the self-adaptive spring and the stress spring are not stressed, the self-adaptive spring and the stress spring are in normal states, the shaft penetrating position is inaccurate, the upper protection support plate can incline to one side, at the moment, the contact guide rod can touch the proximity switch, the proximity switch transmits signals to the controller, shaft penetrating work is stopped, and floating protection is achieved.
3. The exhaust hole is used for exhausting the gas in the groove structure, so that the contact position of the clamping pad and the surface of the impeller shaft is in a vacuum state, a certain suction force is generated, the contact area of the clamping pad and the surface of the impeller shaft is increased, the friction force is increased, and the clamping safety and reliability are ensured.
4. The pneumatic knocking hammer is used for providing vibration impact to the impact upper guide plate and transmitting impact force to the jacking shaft, so that the impact effect is achieved during the shaft disassembly process, the impeller shaft with serious rust can be handled, the shaft disassembly efficiency is improved, and the impact spring is used for providing elastic support for the impact upper guide plate and avoiding hard impact with the impeller shaft.
Drawings
FIG. 1 is a schematic diagram of the structure of the present application;
FIG. 2 is an isometric view of a shaft threading mechanism of the present application;
FIG. 3 is an isometric view of a floating shield assembly of the present application;
FIG. 4 is a schematic elevational view of the floating shield assembly of the present application;
FIG. 5 is a schematic view of the clamping sleeve structure of the present application;
FIG. 6 is an enlarged schematic view of the structure of the present application at A;
FIG. 7 is a schematic cross-sectional view of a rotary connection mechanism according to the present application;
FIG. 8 is a schematic view of a shaft dismounting mechanism of the application;
FIG. 9 is a right side view of the rotary joint mechanism of the present application;
fig. 10 is a schematic structural diagram of the impeller fixing tool of the present application.
In the figure: 1 a bottom bracket, 2 an impeller fixing tool, 3 a column, 4 a slewing bearing, 5 a balancing weight, 6 a rotating arm, 7 a regulating cylinder, 8 a rotating connecting mechanism, 9 a floating protection component, 10 a clamping sleeve, 11 a clamping mechanism, 12 a top shaft, 13 a impacting component, 14 a shaft penetrating cylinder, 15 a shaft penetrating guide rod, 16 a transitional connecting frame, 17 a regulating top plate, 18 an upper protection support plate, 19 a self-adapting spring, 20 a proximity switch, 21 a lower protection support plate, 22 a contact guide rod, 23 a stress spring, 24 a limiting top plate, 25 a joint bearing, 26 a pin shaft, 27 a pin hole frame, 28 a hook guide hole, 29 a clamping pad, 30 a clamping seat, 31 a storage chamber the clamping device comprises a clamping cylinder 32, a vertical through groove 33, an inner groove 34, a communication groove 35, an exhaust hole 36, an upper stress ring 37, an inner ring step 38, a 39 pressure bearing, a lower stress ring 40, a 41 shaft penetrating connecting rod, a 42 supporting bearing, a 43 outer shell, a 44 top, a 45 shaft detaching guide rod, a 46 impact upper guide plate, a 47 impact lower guide plate, a 48 adjusting support, a 49 bottom frame, a 50 impact adjusting cylinder, a 51 impact spring, a 52 pneumatic knocking hammer, a 53 screw rod, a 54 rotating plate, a 55 fixed shaft, a 56 rubber pad, a 57 impeller supporting ring, 58 supporting legs, a 59 joint connecting rod, a 60 vertical pressing plate, a 61 connecting plate rib, a 62 shaft detaching cylinder and a 63 clamping guide rod.
Detailed Description
In the description of the present application, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.
Referring to fig. 1-10, the present application provides a technical solution: the utility model provides a be used for fan impeller to wear axle, tear integrative device open the axle, including rotating coupling mechanism 8, floating guard assembly 9, press from both sides tight sleeve 10, impeller fixed frock 2 and impact assembly 13, floating guard assembly 9 includes upper guard support plate 18, lower guard support plate 21, joint connecting rod 59 and joint bearing 25, joint bearing 25 sets up the center at lower guard support plate 21, the lower extreme and the joint bearing 25 of joint connecting rod 59 are connected, the upper end of joint connecting rod 59 wears to the top of upper guard support plate 18, can set up the vibrator on upper guard support plate 18, vibrate in the in-process of wearing the axle, improve the axle efficiency, joint bearing 25 can make lower guard support plate 21 free activity, under the effect of gravity, lower guard support plate 21 is provided with self-adaptation spring 19 under the effect of gravity under the free vertical downward, self-adaptation spring 19 plays the effect of connecting upper guard support plate 18 and lower guard support plate 21, under the circumstances of not atress, make upper guard support plate 18 and lower guard support plate 21 self-adaptation balance, and avoid the axle of wearing, upper guard support plate 18 lower surface contact guide bar 22, the upper and lower guard support plate 21 are provided with the guide bar 22, when corresponding to contact tip and contact sleeve 20, the side of the device is contacted to the side of the contact tip protector 20 is contacted to the upper guard support plate 22, can be contacted with the tip protector 20, when the tip protector is closed, the device is contacted with the contact to the sleeve 20 is closed, and the end is contacted to the end of the protector is contacted to the protector 20, can be contacted with the end 20, and the device is contacted with the end of the protector 20 through the contact 20, and is closed, and the end is closed, the clamping mechanism 11 is arranged in the circumferential direction of the clamping sleeve 10, the clamping mechanism 11 comprises a storage chamber 31, a clamping seat 30 and a clamping cylinder 32, the storage chamber 31 is communicated with the inner cavity of the clamping sleeve 10, the clamping seat 30 is arranged in the storage chamber 31, a clamping pad 29 is arranged on the inner side surface of the clamping seat 30, a groove structure is arranged on the inner side surface of the clamping pad 29, the storage chamber 31 is used for storing the clamping seat 30, so that the clamping work is not influenced, when the upper end of an impeller shaft is clamped, the clamping seat 30 is hidden in the storage chamber 31, when the upper end of the impeller shaft is propped against the upper end of the clamping sleeve 10, the clamping seat 30 extends out of the storage chamber 31, the clamping work on the upper end of the impeller shaft is realized through the clamping seat 30 arranged in the circumferential direction of the clamping sleeve 10, the clamping cylinder 32 is arranged on the outer side surface of the storage chamber 31, the telescopic end of the clamping cylinder 32 penetrates into the storage chamber 31 to be fixedly connected with the clamping seat 30, the clamping cylinder 32 pushes the clamping seat 30 to be attached to the impeller shaft, the clamping mechanism 11 in the circumferential direction simultaneously compresses the impeller shaft, the impeller shaft can be driven to move through the shaft penetrating cylinder 14, the upper surface of the floating protection component 9 is provided with a transition connecting frame 16, the lower end of the rotating connecting mechanism 8 is fixedly connected with the transition connecting frame 16, the impeller fixing tool 2 is arranged below the clamping sleeve 10, the impact component 13 comprises a shaft detaching guide rod 45, an impact upper guide plate 46 and an impact lower guide plate 47, the impact upper guide plate 46 and the impact lower guide plate 47 penetrate through the shaft detaching guide rod 45, an impact spring 51 is arranged between the impact upper guide plate 46 and the impact lower guide plate 47, a top shaft 12 is fixed on the impact upper guide plate 46, the upper end of the top shaft 12 is provided with a top head 44, the top head 44 is in threaded connection with the upper end of the top shaft 12, the top head 44 can be replaced by the connection mode, the practicality of this device is improved, is fixed with pneumatic hammer 52 on the deflector 47 under the impact, and pneumatic hammer 52's impact end corresponds with last deflector 46 lower surface of impact, provides the vibration impact to last deflector 46 through pneumatic hammer 52 to with the impact force transmission for jackshaft 12, realize the effect that the impact was carried out simultaneously in the axle dismantling process, can deal with the serious impeller shaft that rust, improve and tear the axle efficiency open, impact spring 51 provides elastic support for last deflector 46 of impact, avoid with the hard impact of impeller shaft.
The groove structure comprises vertical through grooves 33 and inner grooves 34, the vertical through grooves 33 and the inner grooves 34 are used for increasing the contact area with the surface of the impeller shaft, the vertical through grooves 33 are vertically formed in the inner surface of the clamping pad 29, the clamping pad 29 is made of rubber materials, when being extruded by external force, deformation can occur to a certain extent, the inner grooves 34 are arranged between the vertical through grooves 33, the inner grooves 34 are communicated with the vertical through grooves 33 through communication grooves 35, the upper ends and the lower ends of the vertical through grooves 33 are respectively provided with exhaust holes 36 communicated with the outside, when the clamping pad 29 is in extrusion contact with the surface of the impeller shaft, the exhaust holes 36 are used for exhausting gas in the groove structure, so that the contact position of the clamping pad 29 and the surface of the impeller shaft is in a vacuum state, a certain suction force is generated, the contact area of the clamping pad 29 and the surface of the impeller shaft is increased, and the friction force is increased, so that the clamping safety and reliability are ensured.
An adjusting top plate 17 is arranged above the rotating connecting mechanism 8, a shaft penetrating oil cylinder 14 is arranged on the adjusting top plate 17, a vertical pressing plate 60 is arranged below the adjusting top plate 17, the telescopic end of the shaft penetrating oil cylinder 14 penetrates to the lower side of the adjusting top plate 17 and is fixedly connected with the vertical pressing plate 60, shaft penetrating guide rods 15 are arranged on two sides of the shaft penetrating oil cylinder 14, the lower ends of the shaft penetrating guide rods 15 are fixedly connected with the vertical pressing plate 60, the shaft penetrating guide rods 15 play a role in guiding the vertical pressing plate 60, the vertical pressing plate 60 is ensured to vertically move downwards, and the vertical pressing plate 60 is fixedly connected with the rotating connecting mechanism 8 through bolts.
The upper end of stand 3 is provided with slewing bearing 4, slewing bearing 4 is connected with slewing bearing 6, slewing bearing 4 can drive slewing arm 6 and rotate, when using, slewing arm 6 will press from both sides tight sleeve 10 and rotate to one side of impeller shaft, the clamp of impeller shaft is got conveniently, adjust roof 17 and the upper surface sliding connection of slewing arm 6, be provided with on the slewing arm 6 and adjust hydro-cylinder 7, adjust hydro-cylinder 7's flexible end and adjust roof 17 and be connected, change the position of adjusting roof 17 through adjusting hydro-cylinder 7's flexible, improve the practicality of this device, the left end of slewing arm 6 is provided with balancing weight 5, balancing weight 5 is used for balancing the gravity that the other end of slewing arm 6 received, ensure overall structure relative balance.
The rotary connecting mechanism 8 comprises an outer shell 43 and a shaft penetrating connecting rod 41, wherein the upper end of the shaft penetrating connecting rod 41 penetrates into the outer shell 43, an upper stress ring 37 and a lower stress ring 40 are arranged on the shaft penetrating connecting rod 41, an inner ring step 38 is arranged on the inner surface of the outer shell 43, pressure bearings 39 are respectively arranged between the upper stress ring 37 and the inner ring step 38 and between the lower stress ring 40 and the inner ring step 38, the pressure bearings 39 can bear upward force and downward force from the shaft penetrating connecting rod 41 respectively, the lower stress ring 40 receives upward force when the shaft penetrating is in operation, the upper stress ring 37 receives downward force when the impeller shaft is clamped to move, the pressure bearings 39 ensure that the shaft penetrating connecting rod 41 can rotate when the shaft penetrating connecting rod 41 is stressed, support bearings 42 are respectively arranged at the upper part and the lower part between the outer shell 43 and the shaft penetrating connecting rod 41, the support bearings 42 play a role of supporting the shaft penetrating connecting rod 41, the rotating structure is ensured to be stable, the lower end of the shaft penetrating connecting rod 41 is fixedly connected with the transition connecting frame 16, and the upper end of the outer shell 43 is fixedly connected with the vertical pressing plate 60 through bolts.
The upper end of the clamping sleeve 10 is provided with a hook guide hole 28, the lower surface of the lower protection support plate 21 is provided with a pin hole frame 27, the pin hole frame 27 corresponds to the hook guide hole 28, the pin hole frame 27 is provided with a pin shaft 26, when the impeller shaft with heavy weight is clamped, the center of the upper end of the impeller shaft is provided with an assembly hole, the hook is screwed into the assembly hole, the clamping sleeve 10 is sleeved at the upper end of the impeller, at the moment, the upper end of the hook penetrates to the upper part of the hook guide hole 28, the hook is connected to the pin hole frame 27 through the pin shaft 26, the safe and reliable hanging structure is ensured, and the other effect is that when the clamping oil cylinder 32 breaks down, the device can normally complete shaft penetrating work through the structure.
The device divide into ground part and underground part, when installing this device, impeller fixing frock 2 sets up subaerial, the below of impeller fixing frock 2 has the hole, bottom support 1, jackshaft 12 and impact assembly 13 are installed in the hole, impeller fixing frock 2 includes impeller support ring 57, the lower surface of impeller support ring 57 is provided with landing leg 58, the circumferencial direction of impeller support ring 57 is provided with fixed axle 55, rotationally be connected with rotor plate 54 on the fixed axle 55, be provided with screw 53 on this rotor plate 54, the lower extreme of screw 53 is provided with rubber pad 56, through rotatory screw 53, screw 53 drives rubber pad 56 downwards, rubber pad 56 presses on the impeller, fix the impeller on impeller support ring 57.
The upper end of the joint connecting rod 59 is provided with a limiting top plate 24, a stress spring 23 is arranged between the limiting top plate 24 and the upper protection supporting plate 18, a hole is formed in the center of the limiting top plate 24, the diameter of the hole is larger than that of the supporting of the joint connecting rod 59, when the received impeller shaft is under gravity, the stress spring 23 is in a compressed state, the self-adaptive spring 19 is in an extended state, the stress spring 23 and the self-adaptive spring 19 enable the lower protection supporting plate 21 to be in dynamic balance, when the self-adaptive spring 19 and the stress spring 23 are not under stress, the self-adaptive spring 19 and the proximity switch 20 are in a normal state, the self-adaptive spring 19 and the proximity switch 20 are uniformly distributed along the center of the lower protection supporting plate 21, the quantity of the self-adaptive spring 19 and the proximity switch 20 are equal, and the self-adaptive spring 19 and the proximity switch 20 are arranged at intervals.
The clamping mechanism 11 is at least three, the accommodating chamber 31 is penetrated with the clamping guide rods 63, the clamping guide rods 63 are arranged on two sides of the clamping cylinder 32, the inner side ends of the clamping guide rods 63 are fixedly connected with the clamping seat 30, and in the clamping work, the clamping guide rods 63 play a role in clamping and guiding, so that the working stability of the clamping mechanism 11 is ensured.
The chassis 49 is provided with an impact adjusting oil cylinder 50, the adjusting support 48 is in sliding connection with the chassis 49, the telescopic end of the impact adjusting oil cylinder 50 is connected with the adjusting support 48, the impact adjusting oil cylinder 50 is used for adjusting the position of the adjusting support 48, the top 44 is aligned to the lower end of the impeller shaft, the shaft dismantling oil cylinder 62 is arranged on the adjusting support 48, the telescopic end of the shaft dismantling oil cylinder 62 penetrates through the upper side of the adjusting support 48 and is fixedly connected with the impact lower guide plate 47, the shaft dismantling oil cylinder 62 extends upwards to drive the top shaft 12 to move upwards, the top shaft 12 ejects the impeller shaft, and the lower end of the shaft dismantling guide rod 45 is fixed on the adjusting support 48.
Working principle: when the shaft penetrating operation is performed, an impeller needing to be penetrated is placed on the impeller supporting ring 57, then the impeller is fixed firmly through the rubber pad 56 by rotating the screw 53, the slewing bearing 4 drives the rotating arm 6 to rotate, the position of the adjusting top plate 17 is adjusted through the adjusting oil cylinder 7, the clamping sleeve 10 corresponds to the upper end of the impeller shaft, the shaft penetrating oil cylinder 14 drives the clamping sleeve 10 to downwards and is sleeved on the upper end of the impeller shaft, when the upper end of the impeller shaft is propped against the upper end of the clamping sleeve 10, the impeller shaft is clamped through the clamping mechanism 11, the shaft penetrating oil cylinder 14 retracts to drive the impeller shaft to ascend, the impeller shaft automatically and vertically descends under the action of gravity, the lower end of the impeller shaft is aligned with the shaft hole of the impeller through the coordination of the slewing bearing 4 and the adjusting oil cylinder 7, and then the shaft penetrating oil cylinder 14 downwards inserts the impeller shaft into the shaft hole.
During shaft penetrating operation, an impeller to be disassembled is fixed on the impeller fixing tool 2, the impact adjusting oil cylinder 50 drives the adjusting support 48 to move under the impeller shaft, the ejector head 44 is aligned to the lower end of the impeller shaft, then the upper end of the impeller shaft is clamped by the clamping sleeve 10, the impact assembly 13 and the shaft penetrating oil cylinder 14 are driven to move upwards through the extension of the shaft detaching oil cylinder 62, the shaft penetrating oil cylinder 14 is retracted simultaneously in the shaft detaching process, the clamping sleeve 10 is driven to pull upwards to provide tension for the impeller shaft, the pneumatic knocking hammer 52 is started, the pneumatic knocking hammer 52 provides vibration impact for the impact upper guide plate 46 and transmits the impact force to the ejector shaft 12, the impact spring 51 provides elastic support for the impact upper guide plate 46 during shaft detaching, hard impact with the impeller shaft is avoided, and the impeller shaft can be easily detached through pushing up and pulling up the impact assembly 13.
While the basic principles of the application have been shown and described, there are various changes and modifications to the application, which fall within the scope of the application as hereinafter claimed, without departing from the spirit and scope of the application.

Claims (10)

1. The utility model provides a be used for fan impeller to wear axle, tear integrative device open axle, including rotating coupling mechanism (8), floating protection subassembly (9), clamp sleeve (10), impeller fixed frock (2) and impact assembly (13), its characterized in that: the floating protection component (9) comprises an upper protection support plate (18), a lower protection support plate (21), a joint connecting rod (59) and a joint bearing (25), wherein the joint bearing (25) is arranged at the center of the lower protection support plate (21), the lower end of the joint connecting rod (59) is connected with the joint bearing (25), the upper end of the joint connecting rod (59) penetrates through the upper part of the upper protection support plate (18), an adaptive spring (19) is arranged between the upper protection support plate (18) and the lower protection support plate (21), the lower surface of the upper protection support plate (18) is provided with a contact guide rod (22), the upper surface of the lower protection support plate (21) is provided with a proximity switch (20) corresponding to the contact guide rod (22), the lower end of the clamping sleeve (10) is fixedly connected with the circumferential direction of the lower protection support plate (21) through a connecting plate rib (61), the circumferential direction of the clamping sleeve (10) is provided with a clamping mechanism (11), the clamping mechanism (11) comprises a storage chamber (31), a clamping seat (30) and a clamping cylinder (32), the storage chamber (31) is communicated with the inner cavity of the clamping sleeve (10), the clamping seat (30) is arranged in the storage chamber (31), the clamping seat (31) is provided with an inner side face of the clamping cushion (29), the clamping cushion (29) is arranged on the inner side face of the clamping seat (29), the clamping cylinder (32) is arranged on the outer side face of the storage chamber (31), the telescopic end of the clamping cylinder (32) penetrates into the storage chamber (31) and is fixedly connected with the clamping seat (30), the upper surface of the floating protection assembly (9) is provided with the transition connecting frame (16), the lower end of the rotating connecting mechanism (8) is fixedly connected with the transition connecting frame (16), the impeller fixing tool (2) is arranged below the clamping sleeve (10), the impact assembly (13) comprises a shaft disassembly guide rod (45), an impact upper guide plate (46) and an impact lower guide plate (47), the impact upper guide plate (46) and the impact lower guide plate (47) penetrate through the shaft disassembly guide rod (45), an impact spring (51) is arranged between the impact upper guide plate (46) and the impact lower guide plate (47), a top shaft (12) is fixed on the impact upper guide plate (46), the upper end of the top shaft (12) is provided with a top head (44), the impact lower guide plate (47) is fixedly provided with a pneumatic knocking hammer (52), and the impact end of the pneumatic knocking hammer (52) corresponds to the upper guide plate (46).
2. The integrated device for shaft penetration and shaft detachment of a fan impeller according to claim 1, characterized in that: the groove structure comprises vertical through grooves (33) and inner grooves (34), the vertical through grooves (33) are vertically formed in the inner surface of the clamping pad (29), the inner grooves (34) are formed between the vertical through grooves (33), the inner grooves (34) are communicated with the vertical through grooves (33) through communication grooves (35), and exhaust holes (36) communicated with the outer side are respectively formed in the upper ends and the lower ends of the vertical through grooves (33).
3. The integrated device for shaft penetration and shaft detachment of a fan impeller according to claim 1, characterized in that: an adjusting top plate (17) is arranged above the rotating connecting mechanism (8), a shaft penetrating oil cylinder (14) is arranged on the adjusting top plate (17), a vertical pressing plate (60) is arranged below the adjusting top plate (17), the telescopic end of the shaft penetrating oil cylinder (14) penetrates through the lower portion of the adjusting top plate (17) and is fixedly connected with the vertical pressing plate (60), shaft penetrating guide rods (15) are arranged on two sides of the shaft penetrating oil cylinder (14), the lower end of the shaft penetrating guide rods (15) is fixedly connected with the vertical pressing plate (60), and the vertical pressing plate (60) is fixedly connected with the rotating connecting mechanism (8) through bolts.
4. A shaft threading and dismounting integrated device for a fan impeller according to claim 3, wherein: still include stand (3) and swinging boom (6), the upper end of stand (3) is provided with slewing bearing (4), swinging boom (6) are connected with slewing bearing (4), adjust upper surface sliding connection of roof (17) and swinging boom (6), be provided with on swinging boom (6) and adjust hydro-cylinder (7), the flexible end and the regulation roof (17) of adjusting hydro-cylinder (7) are connected, the left end of swinging boom (6) is provided with balancing weight (5).
5. The integrated device for shaft penetration and shaft removal of a fan impeller according to claim 4, wherein: the rotating connection mechanism (8) comprises an outer shell (43) and a shaft penetrating connecting rod (41), wherein the upper end of the shaft penetrating connecting rod (41) penetrates into the outer shell (43), an upper stress ring (37) and a lower stress ring (40) are arranged on the shaft penetrating connecting rod (41), an inner ring step (38) is arranged on the inner surface of the outer shell (43), pressure bearings (39) are respectively arranged between the upper stress ring (37) and the inner ring step (38) and between the lower stress ring (40) and the inner ring step (38), supporting bearings (42) are respectively arranged on the upper part and the lower part between the outer shell (43) and the shaft penetrating connecting rod (41), the lower end of the shaft penetrating connecting rod (41) is fixedly connected with the transition connecting frame (16), and the upper end of the outer shell (43) is fixedly connected with the vertical pressing plate (60) through bolts.
6. The integrated device for shaft penetration and shaft detachment of a fan impeller according to claim 1, characterized in that: the upper end of the clamping sleeve (10) is provided with a hook guide hole (28), the lower surface of the lower protection support plate (21) is provided with a pin hole frame (27), the pin hole frame (27) corresponds to the hook guide hole (28), and the pin hole frame (27) is provided with a pin shaft (26).
7. The integrated device for shaft penetration and shaft detachment of a fan impeller according to claim 1, characterized in that: the impeller fixing tool (2) comprises an impeller supporting ring (57), supporting legs (58) are arranged on the lower surface of the impeller supporting ring (57), a fixing shaft (55) is arranged in the circumferential direction of the impeller supporting ring (57), a rotating plate (54) is connected to the fixing shaft (55) in a rotating mode, a screw rod (53) is arranged on the rotating plate (54), and a rubber pad (56) is arranged at the lower end of the screw rod (53).
8. The integrated device for shaft penetration and shaft detachment of a fan impeller according to claim 1, characterized in that: the upper end of the joint connecting rod (59) is provided with a limiting top plate (24), a stress spring (23) is arranged between the limiting top plate (24) and the upper protection supporting plate (18), the self-adaptive springs (19) and the proximity switches (20) are uniformly distributed along the center of the lower protection supporting plate (21), the quantity of the self-adaptive springs (19) and the quantity of the proximity switches (20) are equal, and the self-adaptive springs (19) and the proximity switches (20) are arranged at intervals.
9. The integrated device for shaft penetration and shaft detachment of a fan impeller according to claim 1, characterized in that: the clamping mechanisms (11) are at least three, the accommodating chamber (31) is penetrated with clamping guide rods (63), the clamping guide rods (63) are arranged on two sides of the clamping cylinder (32), and the inner side ends of the clamping guide rods (63) are fixedly connected with the clamping seat (30).
10. The integrated device for shaft penetration and shaft detachment of a fan impeller according to claim 1, characterized in that: still include chassis (49), adjust support (48) and tear open axle jar (62), be provided with on chassis (49) and strike adjusting cylinder (50), adjust support (48) and chassis (49) sliding connection, the flexible end and the adjusting support (48) of strike adjusting cylinder (50) are connected, tear open axle jar (62) setting on adjusting support (48), tear open the flexible end of axle jar (62) and wear to the top of adjusting support (48) and strike deflector (47) fixed connection down, tear open the lower extreme of axle guide arm (45) and fix on adjusting support (48).
CN202311139253.2A 2023-09-06 2023-09-06 Shaft penetrating and detaching integrated device for fan impeller Active CN116872142B (en)

Priority Applications (1)

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CN202311139253.2A CN116872142B (en) 2023-09-06 2023-09-06 Shaft penetrating and detaching integrated device for fan impeller

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Application Number Priority Date Filing Date Title
CN202311139253.2A CN116872142B (en) 2023-09-06 2023-09-06 Shaft penetrating and detaching integrated device for fan impeller

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CN116872142B CN116872142B (en) 2023-12-19

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2101021A1 (en) * 1993-07-21 1995-01-22 David Siemens Air hammer adjustable mounting apparatus for the removal of heavy duty truck rear axle shafts
DE10250276A1 (en) * 2001-11-07 2003-05-15 Johann Peffekoever Gmbh & Co K Hydraulic spindle applies press-out force on shaft end for withdrawal of bearing ring
CN201524989U (en) * 2009-11-16 2010-07-14 东风汽车股份有限公司 Auxiliary tool for pulling out shaft hole bush
RU2411113C1 (en) * 2009-07-22 2011-02-10 Открытое Акционерное Общество "Российские Железные Дороги" Installation for pressing-out of wheels and brake disks from high-speed passanger car wheel axles
US20130098773A1 (en) * 2010-06-28 2013-04-25 Rio Tinto Alcan International Limited Device for extracting short-circuiting wedges designed for switching in an electrolysis cell for the production of aluminum
CN207373084U (en) * 2017-11-05 2018-05-18 樊一锋 A kind of mechanical processing gear ring bearing press-in device
CN213731525U (en) * 2020-11-26 2021-07-20 久裕交通器材(深圳)有限公司 Bicycle hub assembling and disassembling tool
CN214135832U (en) * 2021-01-05 2021-09-07 刘岩 Wind motor shaft coupling dismounting device
CN215617807U (en) * 2021-08-23 2022-01-25 烟台丰泰汽车配件有限公司 Crankshaft oil seal press-fitting detection equipment
CN219074813U (en) * 2022-08-22 2023-05-26 成都市鑫长源实业有限公司 Press mounting device for planetary wheel shaft machining

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2101021A1 (en) * 1993-07-21 1995-01-22 David Siemens Air hammer adjustable mounting apparatus for the removal of heavy duty truck rear axle shafts
DE10250276A1 (en) * 2001-11-07 2003-05-15 Johann Peffekoever Gmbh & Co K Hydraulic spindle applies press-out force on shaft end for withdrawal of bearing ring
RU2411113C1 (en) * 2009-07-22 2011-02-10 Открытое Акционерное Общество "Российские Железные Дороги" Installation for pressing-out of wheels and brake disks from high-speed passanger car wheel axles
CN201524989U (en) * 2009-11-16 2010-07-14 东风汽车股份有限公司 Auxiliary tool for pulling out shaft hole bush
US20130098773A1 (en) * 2010-06-28 2013-04-25 Rio Tinto Alcan International Limited Device for extracting short-circuiting wedges designed for switching in an electrolysis cell for the production of aluminum
CN207373084U (en) * 2017-11-05 2018-05-18 樊一锋 A kind of mechanical processing gear ring bearing press-in device
CN213731525U (en) * 2020-11-26 2021-07-20 久裕交通器材(深圳)有限公司 Bicycle hub assembling and disassembling tool
CN214135832U (en) * 2021-01-05 2021-09-07 刘岩 Wind motor shaft coupling dismounting device
CN215617807U (en) * 2021-08-23 2022-01-25 烟台丰泰汽车配件有限公司 Crankshaft oil seal press-fitting detection equipment
CN219074813U (en) * 2022-08-22 2023-05-26 成都市鑫长源实业有限公司 Press mounting device for planetary wheel shaft machining

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