CN218613851U

CN218613851U - Multifunctional disassembling tool for opening clamp spring

Info

Publication number: CN218613851U
Application number: CN202222598209.5U
Authority: CN
Inventors: 余军强; 卢娜; 罗喜东; 昝海军; 冯智华
Original assignee: Shaanxi Aircraft Industry Co Ltd
Current assignee: Shaanxi Aircraft Industry Co Ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-03-14
Anticipated expiration: 2032-09-28

Abstract

The utility model belongs to the technical field of the equipment maintenance, a multi-functional assembly and disassembly tools of opening jump ring is related to, including handle, fixed mouthful arm and expansion mouth arm, the front end of handle is provided with fixed mouthful arm, fixed mouthful arm front end set up first cutting edge, first sword lateral surface sets up the inclined plane for first expansion, the expansion mouth arm set up at the handle front end, U type clamp between fixed mouthful arm and the expansion mouth arm, U type clamp width is less than opening jump ring external diameter, and expansion mouth arm front end sets up the second cutting edge, and second cutting edge lateral surface sets up the inclined plane for the second expansion, and inclined plane and second expansion are used with inclined plane and opening jump ring opening terminal surface phase-match for first expansion, this instrument simple structure, operation succinct, convenient to use dismantle with the installation effectiveness height, are adapted to 4mm ~ 12mm specification opening jump ring.

Description

Multifunctional disassembling tool for opening clamp spring

Technical Field

The utility model belongs to the technical field of the equipment maintenance, a multi-functional assembly and disassembly tools of opening jump ring is related to.

Background

At present, the opening clamp spring for the shaft is widely applied to aviation mechanical equipment, the inner diameter of the opening clamp spring for the shaft is smaller than the diameter of an assembling shaft, the opening clamp spring for the shaft can be smoothly disassembled from the shaft or the clamp spring is installed on the assembling shaft by expanding a tool at the position of an opening of the clamp spring, the opening clamp spring is firmly clamped in a clamping groove at the shaft end in a surrounding mode along the circumferential direction, a fixing separation blade function integrated with the shaft is formed, the parts such as a gear, a shaft sleeve and the like on the shaft are prevented from moving or being separated from the shaft in the axial direction when the mechanical equipment works, and the function of preventing the parts on the shaft from moving along the axial direction is played.

In the maintenance process of aviation mechanical equipment, due to the effect of internal tension of the clamp springs when the clamp springs are disassembled and assembled, generally, maintenance personnel can hardly take down or install various clamp springs with the same tension from the shaft quickly and effectively, and can only finish separation or connection of the clamp springs and the shaft after trying for many times, so that the disassembly and assembly of the clamp springs with openings on the shaft troubles the maintenance personnel.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: to not enough among the prior art, the utility model provides a multi-functional assembly and disassembly tools of opening jump ring, this instrument can accomplish the quick dismantlement and the installation of multiple specification opening jump ring.

The technical scheme is as follows:

the utility model provides a multi-functional assembly and disassembly tools of opening jump ring, a serial communication port, including handle, fixed mouthful arm and activity mouthful arm, the front end of handle is provided with fixed mouthful arm, fixed mouthful arm front end set up first cutting edge, first cutting edge (the lateral surface sets up the inclined plane for first expansion, activity mouthful arm set up at the handle front end, the U type presss from both sides between fixed mouthful arm and the activity mouthful arm, the U type presss from both sides the width and is less than opening jump ring external diameter, activity mouthful arm front end sets up the second cutting edge, second cutting edge lateral surface sets up the inclined plane for the second expansion, inclined plane and opening jump ring opening terminal surface phase-match are used in first expansion and second expansion.

Further, still include the cushion, the cushion sets up between fixed mouthful arm and activity mouthful arm.

Furthermore, the fixed port arm, the cushion block and the movable port arm are connected through bolts.

Furthermore, a plurality of U-shaped grooves which are arranged in parallel and are used for the bolts to pass through are arranged on the cushion block.

Furthermore, the number of the U-shaped grooves is 2.

Furthermore, the movable port arm is provided with a first through hole and a second through hole for the bolt to pass through, and the first through hole and the second through hole are in one-to-one correspondence with the U-shaped groove.

Furthermore, a third through hole is formed in the rear end of the handle.

Further, the first blade and the second blade are made of 45# steel.

Has the advantages that:

the tool has the advantages of simple structure, concise operation, convenient use and high disassembly and installation efficiency, and is suitable for opening clamp springs with the specification of 4-12 mm.

Drawings

FIG. 1 is a structural view of a handle and a fixed port arm of a multifunctional disassembling tool for a split clamp spring;

FIG. 2 is a block diagram of a multifunctional disassembling tool for a split clamp spring with different specifications;

FIG. 3 is a structural diagram of a movable mouth arm of the multifunctional disassembling tool for the split clamp spring;

FIG. 4 is a schematic structural view of a multifunctional disassembling tool for a split clamp spring;

FIG. 5 is a schematic view of the split clamp spring being disassembled by a multifunctional disassembling tool for the split clamp spring;

FIG. 6 is a schematic view of an open clamp spring installed by a multifunctional disassembly and assembly tool for the open clamp spring.

The specific implementation mode is as follows:

based on the concepts of simple structure, concise operation and convenient use, a multifunctional disassembling tool for the split clamp spring is designed, as shown in figures 1, 3 and 4. The detailed description of the present invention will be further described with reference to fig. 2 and 3, and the first and second embodiments:

as shown in fig. 4, the multifunctional disassembling tool for the open clamp spring is characterized by comprising a handle, a fixed port arm 1, a cushion block 2 and a movable port arm 3, wherein the fixed port arm 1 is arranged at the front end of the handle, a first blade 101 is arranged at the front end of the fixed port arm 1, a first inclined surface 102 for expansion is arranged on the outer side surface of the first blade 101, the movable port arm 3 is arranged at the front end of the handle, a U-shaped clamp is arranged between the fixed port arm 1 and the movable port arm 3, the width of the U-shaped clamp is smaller than the outer diameter of the open clamp spring, a second blade 301 is arranged at the front end of the movable port arm 3, a second inclined surface 302 for expansion is arranged on the outer side surface of the second blade 301, and the first inclined surface 102 for expansion and the second inclined surface 302 for expansion are matched with the open end surface of the open clamp spring; the cushion block 2 is arranged between the fixed port arm 1 and the movable port arm 3.

In the tool, the fixed port arm 1, the cushion block 2 and the movable port arm 3 are connected through a bolt 5.

In the tool, a plurality of U-shaped grooves which are arranged in parallel and are used for the bolts 5 to pass through are arranged on the cushion block 2.

In the tool, the number of the U-shaped grooves is 2.

In the tool, a first through hole 303a and a second through hole 303b for a bolt 5 to pass through are arranged on the movable port arm 3, the first through hole 303a and the second through hole 303b correspond to the U-shaped groove in position one by one, and the bolt sequentially passes through the first through hole 303a and the U-shaped groove. And a second through hole 303b, a U-shaped groove.

In the tool, the rear end of the handle is provided with a third through hole 104 for idle fixation or hanging.

In the present tool, the first blade 101 and the second blade 301 are made of 45# steel, and the 45# steel has high hardness and high elasticity, and can satisfy the requirement of attachment and detachment.

The utility model discloses a two embodiments do:

the first embodiment is an embodiment of disassembling the split clamp spring by using a split clamp spring multifunctional disassembling tool, and is shown in fig. 5. When the split clamp spring is disassembled from the shaft, the first blade 101 of the fixed port arm 1 and the second blade 301 of the movable port arm 3 of the split clamp spring multifunctional disassembling tool are opposite to the split inclined plane of the split clamp spring, the first blade 101 and the second blade 301 of the multifunctional disassembling tool are inserted into the split inclined plane of the clamp spring, under the action of external force, the handle of the multifunctional disassembling tool, the first inclined plane 102 of the fixed port arm 1 and the second expansion inclined plane 302 of the movable port arm 3 are inserted into the split inclined plane of the split clamp spring, the handle, the first inclined plane 102 of the fixed port arm 1 and the second expansion inclined plane 302 of the movable port arm 3 move towards the split clamp spring inclined plane along the radial direction, along with the reduction of the width between the split clamp spring inclined planes, the split clamp spring expands under the action of tension in the circumferential direction, and the split clamp spring is smoothly separated from the clamp groove at the shaft end.

The second embodiment is an implementation mode of installing the split clamp spring by using a split clamp spring multifunctional disassembling tool, and is shown in figure 6. When the opening clamp spring is installed, a handle of the multifunctional disassembling tool for the opening clamp spring is aligned with a first cutting edge 101 of a fixed port arm 1, a second cutting edge 301 of a movable port arm 3 is aligned with the back of an opening clamp spring opening, the opening of the opening clamp spring is aligned with a shaft end clamping groove, a maintenance worker applies radial external force to the opening clamp spring through the multifunctional disassembling tool, the opening clamp spring moves towards the shaft side under the action of the radial external force, the width of an inclined plane of the opening clamp spring is narrowed due to the fact that the outer diameter of the shaft end clamping groove is unchanged, the opening of the opening clamp spring is expanded under the action of radial tension applied to the shaft end clamping groove, and finally the opening clamp spring is clamped at the clamping groove of the shaft end, so that the installation of the opening clamp spring is smoothly completed. In order to meet the requirements of dismounting and mounting of opening clamp springs of different specifications, cushion blocks with different thicknesses are designed, during use, the cushion blocks are inserted between the handle and the fixed port arm 1 and the movable port arm 3 along the direction of the U-shaped groove, the cushion blocks with proper thicknesses are selected for the opening clamp springs of different specifications to adjust the opening width and are locked by nuts, the opening width dimension is ensured to be consistent with the opening clamp spring dimension, and the quick dismounting and mounting of the opening clamp springs of different specifications are completed.

Claims

1. The utility model provides a multi-functional assembly and disassembly tools of opening jump ring, its characterized in that includes handle, fixed mouthful arm and expansion mouth arm, the front end of handle is provided with fixed mouthful arm, fixed mouthful arm front end set up first cutting edge, first sword lateral surface sets up first expansion and uses the inclined plane, the expansion mouth arm set up at the handle front end, U type clamp between fixed mouthful arm and the expansion mouth arm, U type clamp width is less than opening jump ring external diameter, and the expansion mouth arm front end sets up the second cutting edge, and second cutting edge lateral surface sets up the inclined plane for the second expansion, and inclined plane and opening jump ring opening terminal surface phase-match are used in first expansion and the second expansion.

2. The multifunctional disassembling and assembling tool for the split clamp spring as claimed in claim 1, further comprising a cushion block, wherein the cushion block is arranged between the fixed port arm and the movable port arm.

3. The multifunctional disassembling tool for the split clamp spring as claimed in claim 2, wherein the fixed port arm, the cushion block and the movable port arm are connected through bolts.

4. The multifunctional disassembling and assembling tool for the split clamp spring as claimed in claim 3, wherein the cushion block is provided with a plurality of U-shaped grooves arranged side by side for bolts to pass through.

5. The multifunctional dismounting tool for the circlip with the split-type spring as claimed in claim 4, wherein the number of the U-shaped grooves is 2.

6. The multifunctional disassembling tool for the split clamp spring as claimed in claim 5, wherein the movable port arm is provided with a first through hole and a second through hole for a bolt to pass through, and the first through hole and the second through hole are in one-to-one correspondence with the positions of the U-shaped groove.

7. The multifunctional dismounting tool for the snap spring with the opening as claimed in claim 1, wherein a third through hole is formed at the rear end of the handle.

8. The multifunctional dismounting tool for the circlip with the opening as claimed in claim 1, wherein the first blade and the second blade are made of 45# steel.