CN212044499U

CN212044499U - Bearing installation tool for long rocker arm assembly based on aviation manufacturing field

Info

Publication number: CN212044499U
Application number: CN202020661807.0U
Authority: CN
Inventors: 张磊
Original assignee: Nanjing Hangxun Mechanical And Electrical Co ltd
Current assignee: Nanjing Hangxun Mechanical And Electrical Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-12-01
Anticipated expiration: 2030-04-27

Abstract

The utility model discloses a long bearing installation frock for rocking arm subassembly based on aeronautical manufacturing field, including plate body and pivot, the inside stop device that is provided with of plate body, and the plate body front end is provided with the switch, switch rear end fixedly connected with dwang, and the dwang rear end is connected with plate body rear end inner wall through the bearing, dwang outer wall welding has first gear, and first gear outer wall meshing has four group's second gears, four groups the one end fixedly connected with lead screw of dwang is kept away from to the second gear, and the plate body rear end is connected with the pivot through installation mechanism. The utility model discloses a press the button, with the laminating of board body and pivot front end afterwards, after fixture block and sleeve are corresponding, loosen the button, make the connecting rod drive the fixture block and remove to the sleeve is inside under the elastic action of spring, in the fixture block embedding sleeve this moment, can avoid the baffle to take place the obscission through above-mentioned device, guaranteed the stability of device, promoted the result of use of bearing installation.

Description

Bearing installation tool for long rocker arm assembly based on aviation manufacturing field

Technical Field

The utility model relates to an installation frock technical field specifically is a long bearing installation frock for rocking arm subassembly based on aviation manufacturing field.

Background

Along with the development and the progress of science and technology in China, people need to take the aviation aircraft when traveling generally, need assemble long rocking arm subassembly in the aeronautical manufacturing field often, generally through the mode of bearing installation to the subassembly that changes to the bearing to the baffle is cup jointed on the pivot generally in the installation, and the bearing drops when avoiding installing, and present for the long rocking arm subassembly based on the aeronautical manufacturing field bearing installation frock satisfies people's demand basically, but still has some problems.

At present, the baffle directly cup joints operating mode singleness in the pivot based on bearing installation frock for long rocking arm subassembly in the field of aeronautical manufacturing to stability is lower during the use, and when bearing weight was great, can drive the baffle under the gravity of bearing self and drop, has influenced the normal installation of bearing, consequently urgently needed a bearing installation frock for long rocking arm subassembly based on the field of aeronautical manufacturing to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a long bearing installation frock for rocking arm subassembly based on aeronautical manufacturing field to solve the traditional bearing installation frock for long rocking arm subassembly based on aeronautical manufacturing field that proposes among the above-mentioned background art, it is spacing with the bearing through the baffle, the lower problem of baffle stability.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a long bearing installation frock for rocking arm subassembly based on aeronautical manufacturing field, includes plate body and pivot, the inside stop device that is provided with of plate body, and the plate body front end is provided with the switch, switch rear end fixedly connected with dwang, and the dwang rear end is connected with plate body rear end inner wall through the bearing, the welding of dwang outer wall has first gear, and the meshing of first gear outer wall has four group's second gears, four groups the one end fixedly connected with lead screw of dwang is kept away from to the second gear, and the lead screw outer wall has cup jointed the movable block, the opening of four groups corresponding with the movable block has been seted up to plate body inner wall, and plate body rear end is connected with the pivot through.

Preferably, stop device includes switch, dwang, first gear, second gear, lead screw, stopper, movable block and opening, the stopper has been cup jointed to the lead screw outer wall, and stopper front end fixedly connected with board body front end inner wall.

Preferably, installation mechanism includes button, connecting rod, spring, fixture block, fluting and sleeve, the embedded button that has of plate body inner wall, and button fixedly connected with connecting rod, the winding of connecting rod outer wall has the spring, and the one end fixedly connected with fixture block of button is kept away from to the connecting rod, the fixture block runs through there is the fluting, and just the fluting is seted up in plate body rear end inner wall, the fixture block rear end is embedded inside the sleeve, and sleeve fixed connection is in pivot front end outer wall.

Preferably, the inner wall of the movable block is provided with threads matched with the outer wall of the screw rod, and the diameter of the screw rod is equal to the inner diameter of the movable block.

Preferably, the movable block and the opening are the same in shape and are circular, and the size of the movable block and the size of the opening are matched with each other.

Preferably, the fixture block is L-shaped, and the interior of the sleeve is hollowed.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the bearing installation tool for the long rocker arm assembly based on the aviation manufacturing field is provided with a button, a connecting rod, a spring, a clamping block, an opening and a sleeve, the plate body is attached to the front end of a rotating shaft after the button is pressed, after the clamping block corresponds to the sleeve, the button is released, the connecting rod drives the clamping block to move towards the interior of the sleeve under the elastic action of the spring, the clamping block is embedded into the sleeve at the moment, the phenomenon that a baffle falls off can be avoided through the device, the stability of the device is guaranteed, and the using effect of bearing installation is improved;

2. this bearing installation frock for long rocking arm subassembly based on aeronautical manufacturing field is provided with the switch, the dwang, first gear, the second gear, the lead screw, the stopper, movable block and fluting, make the dwang drive first gear through rotating the switch and rotate, thereby make the second gear rotate, the lead screw rotates this moment, make the movable block remove to the opening under the effect of screw thread, when the movable block stretches out the opening, the movable block can play and block the effect, it is spacing with the bearing, when needs add the bearing once more, reversing switch can make the movable block accomodate the inboard inside, personnel can continue to add the bearing, whole operation convenient to use, do not need to dismantle the installation with the inboard many times, the installation effectiveness of bearing has been promoted.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic structural view of a front view cross section of the present invention;

fig. 3 is a schematic top view of the cross-sectional structure of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 3 according to the present invention.

In the figure: 1. a board body; 211. a switch; 212. rotating the rod; 213. a first gear; 214. a second gear; 215. a screw rod; 216. a limiting block; 217. a movable block; 218. an opening; 3. a rotating shaft; 411. a button; 412. a connecting rod; 413. a spring; 414. a clamping block; 415. grooving; 416. a sleeve.

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.

Referring to fig. 1-4, the present invention provides an embodiment: a bearing installation tool for a long rocker arm assembly based on the field of aviation manufacturing comprises a plate body 1 and a rotating shaft 3, wherein a limiting device is arranged inside the plate body 1 and comprises a switch 211, a rotating rod 212, a first gear 213, a second gear 214, a screw rod 215, a limiting block 216, a movable block 217 and an opening 218, the switch 211 is arranged at the front end of the plate body 1, the rotating rod 212 is fixedly connected to the rear end of the switch 211, the inner wall of the rear end of the plate body 1 is connected to the rear end of the rotating rod 212 through a bearing, the first gear 213 is welded to the outer wall of the rotating rod 212, four groups of second gears 214 are meshed with the outer wall of the first gear 213, the screw rod 215 is fixedly connected to one end, far away from the rotating rod 212, of the four groups of second gears 214, the limiting block 216 is sleeved on the outer wall of the screw rod 215, the inner wall of the front end of the limiting block 216 is fixedly connected to, the diameter of the screw rod 215 is equal to the inner diameter of the movable block 217, the rotating rod 212 drives the first gear 213 to rotate by rotating the switch 211, at the moment, the second gear 214 and the screw rod 215 rotate, the movable block 217 gradually slides upwards on the outer wall of the screw rod 215 under the action of threads, the four groups of movable blocks 217 gradually extend out to the periphery of the plate body 1, four groups of openings 218 corresponding to the movable blocks 217 are formed in the inner wall of the plate body 1, the shape of the movable blocks 217 is the same as that of the openings 218 and is circular, the size of the movable blocks 217 is matched with that of the openings 218, and the movable blocks 217 can extend out of the plate body 1 through the inside of the openings 218, so that the surface area of the plate body 1 is increased, when the bearings fall off, the four groups of openings 218 can play a limiting;

the rear end of the plate body 1 is connected with the rotating shaft 3 through an installation mechanism, the installation mechanism comprises a button 411, a connecting rod 412, a spring 413, a fixture block 414, a slot 415 and a sleeve 416, the button 411 is embedded in the inner wall of the plate body 1, the connecting rod 412 is fixedly connected with the button 411, the spring 413 is wound on the outer wall of the connecting rod 412, the fixture block 414 is fixedly connected with one end of the connecting rod 412 far away from the button 411, the fixture block 414 penetrates through the slot 415, the slot 415 is arranged on the inner wall of the rear end of the plate body 1, the rear end of the fixture block 414 is embedded in the sleeve 416, the sleeve 416 is fixedly connected with the outer wall of the front end of the rotating shaft 3, the fixture block 414 is in an L shape, the interior of the sleeve 416 is in a hollowed-out shape, after the plate body 1 is used, the connecting rod 412 drives the fixture block 414 to move rightwards by pressing the button, the staff can take out the pulling forward of body of the plate 1, and the convenience is dismantled to it, and this installation mechanism stability is higher simultaneously, and is more firm for traditional mode of cup jointing.

The working principle is as follows: when the plate body limiting device is used, the rotating rod 212 and the first gear 213 rotate through the rotating switch 211, at the moment, the four groups of second gears 214 simultaneously rotate, so that the four groups of screw rods 215 are driven to rotate, the four groups of movable blocks 217 gradually rotate and move towards the inner wall direction of the plate body 1 under the action of threads, and at the moment, the four groups of movable blocks 217 gradually extend out of the corresponding openings 218, so that the area of the plate body 1 is enlarged, a limiting effect is achieved, and the phenomenon that a bearing falls off when being installed is avoided;

after the use, the staff presses button 411, and connecting rod 412 drives the spring 413 compression to the inside removal of body 1 of plate this moment, and fixture block 414 slides along fluting 415 inner wall here simultaneously, and fixture block 414 top breaks away from gradually in the inside fretwork form of sleeve 416, makes and loses the link up between body 1 of plate and the pivot 3, and the staff draws body 1 forward and can take out it.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a long bearing installation frock for rocking arm subassembly based on aviation manufacturing field, includes plate body (1) and pivot (3), its characterized in that: the utility model discloses a board, including board body (1), switch (211), dwang (212), one end fixedly connected with lead screw (215) of dwang (212), and lead screw (212) rear end is connected with board body (1) rear end inner wall through the bearing, dwang (212) outer wall welding has first gear (213), and first gear (213) outer wall meshing has four sets of second gear (214), four sets of the one end fixedly connected with lead screw (215) of dwang (212) are kept away from in second gear (214), and lead screw (215) outer wall has cup jointed movable block (217), board body (1) inner wall has been seted up with the corresponding four sets of opening (218) of movable block (217), and board body (1) rear end is connected with pivot (3) through installation mechanism.

2. The bearing mounting tool for the long rocker arm assembly based on the field of aeronautical manufacturing according to claim 1, characterized in that: the limiting device comprises a switch (211), a rotating rod (212), a first gear (213), a second gear (214), a screw rod (215), a limiting block (216), a movable block (217) and an opening (218), the outer wall of the screw rod (215) is sleeved with the limiting block (216), and the front end of the limiting block (216) is fixedly connected with the inner wall of the front end of the plate body (1).

3. The bearing mounting tool for the long rocker arm assembly based on the field of aeronautical manufacturing according to claim 1, characterized in that: installation mechanism includes button (411), connecting rod (412), spring (413), fixture block (414), fluting (415) and sleeve (416), the embedded button (411) that has of body of the plate (1) inner wall, and button (411) fixedly connected with connecting rod (412), connecting rod (412) outer wall winding has spring (413), and connecting rod (412) keep away from one end fixedly connected with fixture block (414) of button (411), fixture block (414) run through have fluting (415), and fluting (415) set up in body of the plate (1) rear end inner wall, fixture block (414) rear end is embedded inside sleeve (416), and sleeve (416) fixed connection is in pivot (3) front end outer wall.

4. The bearing mounting tool for the long rocker arm assembly based on the field of aeronautical manufacturing according to claim 2, characterized in that: the inner wall of the movable block (217) is provided with threads matched with the outer wall of the screw rod (215), and the diameter of the screw rod (215) is equal to the inner diameter of the movable block (217).

5. The bearing mounting tool for the long rocker arm assembly based on the field of aeronautical manufacturing according to claim 2, characterized in that: the shape of the movable block (217) is the same as that of the opening (218) and the movable block (217) is circular, and the size of the movable block (217) is matched with that of the opening (218).

6. The bearing installation tool for the long rocker arm assembly based on the field of aeronautical manufacturing of claim 3, characterized in that: the fixture block (414) is L-shaped, and the interior of the sleeve (416) is hollowed out.