CN212497633U - Hub fixing device for aircraft hub maintenance - Google Patents

Abstract

The utility model discloses an aircraft wheel hub is wheel hub fixing device for maintenance, support tight frame on with including workstation, bottom suspension strut, the top of workstation is connected with the bottom suspension strut, the top welding of workstation has the fixed plate of the U style of calligraphy of inversion, and the bottom welding of the horizontal portion of fixed plate have with the bottom suspension strut complex on support tight frame, the bottom welding of workstation has the supporting leg that four group's rectangle array was arranged, and the below of workstation is provided with complementary unit, the bottom suspension strut includes backup pad, pulley and the connecting plate of V style of calligraphy, the welding has the connecting plate that two sets of symmetries set up between backup pad and the workstation, it has the short slab still to weld between backup pad and the workstation, two sets of inclined planes of backup pad all are provided with the lug, and the lug articulates through the pivot has the pulley. This wheel hub fixing device is used in aircraft wheel hub maintenance not only makes things convenient for wheel hub to rotate, can also assist near wheel hub's air and circulate.

Description

Hub fixing device for aircraft hub maintenance

Technical Field

The utility model belongs to the technical field of the wheel hub maintenance, concretely relates to wheel hub fixing device is used in aircraft wheel hub maintenance.

Background

A hub is a cylindrical, centrally mounted metal part on a shaft that supports the tire within its inner contour. Also called rim, steel ring, wheel and tyre bell. The hub is of various kinds according to diameter, width, molding mode and material. The hub is also called the rim. According to the characteristics and requirements of different vehicle types, the hub surface treatment process can also adopt different modes, and can be roughly divided into two modes of paint baking and electroplating. The wheel hub of the common vehicle type has less consideration on the appearance, the good heat dissipation is a basic requirement, the process basically adopts baking finish treatment, namely, firstly spraying and then baking, the cost is more economic, the color is beautiful, the retention time is long, and the color of the wheel hub is still unchanged even if the vehicle is scrapped. The surface treatment process of many popular vehicle type wheel hubs is baking finish. Some colorful hubs which are fashionable, antecedent and dynamic are also applied by a paint baking technology. The hub has moderate price and complete specification.

Aircraft wheel hub belongs to one kind of wheel hub, when aircraft wheel hub maintains, just conveniently carries out subsequent maintenance to need fix, but traditional fixed equipment fixed effect is general, and inconvenient wheel hub rotates to make things convenient for other positions to handle.

Therefore, in order to meet the current situation, it is urgently needed to design and produce a hub fixing device for repairing an airplane hub so as to meet the requirement of practical use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aircraft wheel hub is wheel hub fixing device for maintenance to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a hub fixing device for maintaining an airplane hub comprises a workbench, a lower support frame and an upper abutting frame, wherein the top end of the workbench is connected with the lower support frame, an inverted U-shaped fixing plate is welded at the top end of the workbench, and the bottom end of the transverse part of the fixing plate is welded with the upper abutting frame matched with the lower support frame;

the bottom welding of workstation has the supporting leg that four groups rectangle array were arranged, and the below of workstation is provided with complementary unit.

Preferably, the lower support frame comprises a V-shaped support plate, pulleys and a connecting plate, the connecting plate is symmetrically arranged between the support plate and the workbench in a welding mode, a short plate is further welded between the support plate and the workbench, lifting lugs are arranged on two inclined planes of the support plate and hinged to the pulleys through a rotating shaft, a plurality of groups of transverse threaded holes are formed in the two sides of the support plate, stabilizing plates are welded to the two sides of the lifting lugs, countersunk bolts are arranged in transverse through holes formed in the side faces of the stabilizing plates and are in threaded connection with the transverse threaded holes.

Preferably, the upper tightening frame comprises an inverted V-shaped tightening plate, two sets of symmetrically arranged hydraulic rods and transverse plates, the transverse plates are welded at the top ends of the tightening plate and connected with the fixing plate through two sets of connecting bolts.

Preferably, complementary unit includes liquid reserve tank, intake pipe, outlet duct and air exhauster, intake pipe and outlet duct are fixed in two sets of vertical portion sides of fixed plate through the fixation clamp respectively, and the opening of intake pipe and outlet duct all supports tight frame towards last, the ventilation hopper has all been welded to the opposite side of intake pipe and outlet duct, and the welding has the air exhauster between two sets of ventilation hoppers, the air exhauster passes through the top of screw connection at the liquid reserve tank, the outlet duct has two sets of gas distributors through two sets of three-way valve intercommunications, and left gas distributor runs through the liquid reserve tank, and the tip setting of left gas distributor below is below the liquid level of liquid reserve tank, gas distributor and the liquid reserve tank intercommunication on.

Preferably, the inner wall of the ventilating funnel of the auxiliary mechanism is bonded with a plurality of groups of heating wires, and the inner wall of the perspective groove formed in the side face of the liquid storage tank of the auxiliary mechanism is bonded with the perspective window.

The utility model discloses a technological effect and advantage: according to the hub fixing device for maintaining the airplane hub, the hub between the abutting plate and the supporting plate is fixed by means of extension of the hydraulic rod, the stability of fixing can be guaranteed due to the V-shaped design, and the hub and the pulley rotate relatively, so that the hub is convenient to maintain; the work of the exhaust fan can assist the circulation of air near the hub between the upper abutting frame and the lower supporting frame, assist the drying of the hub, assist the drying effect by opening the heating wires, open the two groups of three-way valves, so that the air is pumped into the liquid storage tank to be mixed with the reaction liquid, and the gas near the hub is treated; this wheel hub fixing device is used in aircraft wheel hub maintenance not only makes things convenient for wheel hub to rotate, can also assist near wheel hub's air and circulate.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a schematic structural view of the lower support frame of the present invention;

fig. 3 is a schematic structural view of the upper support frame of the present invention.

In the figure: the device comprises a workbench 1, a lower support frame 2, a tight support frame 3, a fixing plate 4, an auxiliary mechanism 5, a supporting plate 6, a pulley 7, a connecting plate 8, a stabilizing plate 9, a tight supporting plate 10, a hydraulic rod 11, a transverse plate 12, a liquid storage tank 13, an air inlet pipe 14, an air outlet pipe 15 and an exhaust fan 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a hub fixing device for maintaining an airplane hub, which is shown in figures 1-3 and comprises a workbench 1, a lower support frame 2 and an upper tightening frame 3, wherein the top end of the workbench 1 is connected with the lower support frame 2, the top end of the workbench 1 is welded with an inverted U-shaped fixed plate 4, and the bottom end of the transverse part of the fixed plate 4 is welded with the upper tightening frame 3 matched with the lower support frame 2;

the bottom welding of workstation 1 has the supporting leg that four groups rectangle array arranged, and the below of workstation 1 is provided with complementary unit 5.

Specifically, the lower support frame 2 includes backup pad 6, pulley 7 and the connecting plate 8 of V style of calligraphy, the welding has the connecting plate 8 that two sets of symmetries set up between backup pad 6 and the workstation 1, it has the short slab still to weld between backup pad 6 and the workstation 1, two sets of inclined planes of backup pad 6 all are provided with the lug, and the lug articulates through the pivot has pulley 7, multiunit horizontal screw hole has all been seted up to the both sides of backup pad 6 to conveniently adjust the position of pulley 7, the both sides of lug have all been welded stabilizer plate 9, and are provided with countersunk bolt in the horizontal through-hole that stabilizer plate 9 side was seted up, countersunk bolt and horizontal screw hole threaded connection.

Specifically, the upper tightening frame 3 comprises an inverted V-shaped tightening plate 10, hydraulic rods 11 and transverse plates 12, the two sets of hydraulic rods 11 symmetrically arranged are welded at the top ends of the tightening plate 10, the transverse plates 12 are welded at the top ends of the two sets of hydraulic rods 11, and the transverse plates 12 are connected with the fixing plate 4 through two sets of connecting bolts.

Specifically, the auxiliary mechanism 5 comprises a liquid storage tank 13, an air inlet pipe 14, an air outlet pipe 15 and an exhaust fan 16, the air inlet pipe 14 and the air outlet pipe 15 are respectively fixed on the side surfaces of the two groups of vertical parts of the fixed plate 4 through fixing clamps, the openings of the air inlet pipe 14 and the air outlet pipe 15 face the upper abutting frame 3, the other sides of the air inlet pipe 14 and the air outlet pipe 15 are welded with ventilation hoppers, and an exhaust fan 16 is welded between the two sets of ventilation hoppers, the exhaust fan 16 is connected with the top end of the liquid storage tank 13 through a screw, the air outlet pipe 15 is communicated with two gas distribution pipes through two groups of three-way valves, the gas distribution pipe on the left side penetrates through the liquid storage tank 13, and the end part below the gas distributing pipe on the left side is arranged below the liquid level of the liquid storage tank 13, so that when the gas distributing pipe is communicated, the air can mix with the reaction liquid of liquid reserve tank 13, and the reaction liquid sets up to the liquid that can handle lubricating oil, and the gas-distributing pipe on right side communicates with liquid reserve tank 13.

Specifically, the inner wall of the ventilating funnel of the auxiliary mechanism 5 is bonded with a plurality of groups of heating wires, and the inner wall of the perspective groove formed in the side face of the liquid storage tank 13 of the auxiliary mechanism 5 is bonded with a perspective window.

Theory of operation, this wheel hub fixing device is used in aircraft wheel hub maintenance, according to wheel hub's size, adjust the position of pulley 7 and steadying plate 9, and utilize the countersunk bolt to fix, arrange wheel hub in on two sets of pulleys 7, then control hydraulic stem 11 extension, make to support tight board 10 and support and fix wheel hub, if need handle supplementary drying when the maintenance, air exhauster 16 and heater strip can be opened, thereby the air need handle, open two sets of three-way valves, make the air mix with the reaction liquid of liquid reserve tank 13, when needing the change position, can control hydraulic stem 11 shrink, then rotate wheel hub, thereby make wheel hub take place to rotate.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (5)

1. The utility model provides an aircraft wheel hub is wheel hub fixing device for maintenance, includes workstation (1), under bracing frame (2) and last support tight frame (3), its characterized in that: the top end of the workbench (1) is connected with a lower support frame (2), the top end of the workbench (1) is welded with an inverted U-shaped fixed plate (4), and the bottom end of the transverse part of the fixed plate (4) is welded with an upper abutting frame (3) matched with the lower support frame (2);

the bottom welding of workstation (1) has the supporting leg that four groups rectangle array arranged, and the below of workstation (1) is provided with complementary unit (5).

2. An aircraft hub repair hub attachment device according to claim 1, wherein: lower carriage (2) include backup pad (6), pulley (7) and connecting plate (8) of V style of calligraphy, the welding has connecting plate (8) that two sets of symmetries set up between backup pad (6) and workstation (1), it has the short slab still to weld between backup pad (6) and the workstation (1), two sets of inclined planes of backup pad (6) all are provided with the lug, and the lug articulates through the pivot has pulley (7), multiunit horizontal screw hole has all been seted up to the both sides of backup pad (6), and the both sides of lug have all been welded stabilizer plate (9), and are provided with countersunk bolt in the horizontal through-hole that stabilizer plate (9) side was seted up, countersunk bolt and horizontal screw hole threaded connection.

3. An aircraft hub repair hub attachment device according to claim 1, wherein: go up to support tight frame (3) including the V style of calligraphy of invering support tight board (10), hydraulic stem (11) and diaphragm (12), the top welding of supporting tight board (10) has two sets of symmetrical hydraulic stems (11) that set up, and the top welding of two sets of hydraulic stem (11) has diaphragm (12), diaphragm (12) are connected with fixed plate (4) through two sets of connecting bolt.

4. An aircraft hub repair hub attachment device according to claim 1, wherein: the auxiliary mechanism (5) comprises a liquid storage tank (13), an air inlet pipe (14), an air outlet pipe (15) and an exhaust fan (16), the air inlet pipe (14) and the air outlet pipe (15) are respectively fixed on the side surfaces of the two groups of vertical parts of the fixing plate (4) through fixing clamps, and the openings of the air inlet pipe (14) and the air outlet pipe (15) face the upper abutting frame (3), the other sides of the air inlet pipe (14) and the air outlet pipe (15) are both welded with a ventilation hopper, and an exhaust fan (16) is welded between the two sets of ventilation hoppers, the exhaust fan (16) is connected with the top end of the liquid storage tank (13) through a screw, the air outlet pipe (15) is communicated with two sets of gas distribution pipes through two sets of three-way valves, the gas distribution pipe on the left side penetrates through the liquid storage tank (13), the end part below the gas distributing pipe on the left side is arranged below the liquid level of the liquid storage tank (13), and the gas distributing pipe on the right side is communicated with the liquid storage tank (13).

5. An aircraft hub repair hub attachment device according to claim 1, wherein: the inner wall of the ventilating hopper of the auxiliary mechanism (5) is bonded with a plurality of groups of heating wires, and the inner wall of a perspective groove formed in the side face of the liquid storage box (13) of the auxiliary mechanism (5) is bonded with a perspective window.

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