CN216397791U

CN216397791U - Fixing mechanism for machining retainer ring for aerospace

Info

Publication number: CN216397791U
Application number: CN202123154226.1U
Authority: CN
Inventors: 陈佳; 彭洋; 赵芳荣
Original assignee: Wuhu Zhaosheng Intelligent Equipment Co ltd
Current assignee: Wuhu Zhaosheng Intelligent Equipment Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-04-29
Anticipated expiration: 2031-12-16

Abstract

The utility model provides a fixing mechanism for processing a retainer ring for aerospace, which comprises flat tongs, a fixing seat and an L-shaped clamping block, wherein the middle part of the fixing seat is correspondingly provided with a fixing hole matched with the outer diameter of the retainer ring, the side wall of the bottom of the fixing hole extends inwards to form an annular boss, and the retainer ring is correspondingly arranged in the fixing hole and is arranged on the annular boss; a pressing plate is correspondingly arranged above the fixed seat, the middle part of the pressing plate is correspondingly provided with an avoidance hole, and the pressing plate is correspondingly and tightly arranged at the top of the clamping ring; clamping blocks are correspondingly arranged on the clamping surfaces of the moving block and the front seat of the flat tongs, and the fixed seat and the pressing plate are correspondingly clamped and installed between the moving block and the front seat and are clamped and fixed through the clamping blocks. The clamping ring can be effectively fixed on a machine tool, so that the inner ring surface of the clamping ring is convenient to process, the whole structure is simple, the installation and the disassembly are convenient, and the practicability is strong.

Description

Fixing mechanism for machining retainer ring for aerospace

Technical Field

The utility model belongs to the technical field of aerospace part production and manufacturing, and particularly relates to a fixing mechanism for machining a retainer ring for aerospace.

Background

The retainer ring is one of hardware tools, and is generally formed by adopting a stamping process. The clamping ring can be divided into two types of shaft and hole, the section of the clamping ring is rectangular and also circular, and when the clamping ring is used, parts can be positioned, so that the axial stopping effect is achieved.

The collar is widely used and relates to the field of aerospace, wherein the aerospace refers to the navigation activities of manned or unmanned aircrafts or spacecrafts inside and outside the earth atmosphere, and is also called space flight or space navigation. At present, a machine tool is generally required to process an inner ring surface of a clamping ring for aerospace during production, but the clamping ring is difficult to fix during processing and inconvenient to process, so that a clamping ring fixing mechanism needs to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

1. Purpose of the utility model

Aiming at the technical problems, the utility model provides a fixing mechanism for machining a retainer ring for aerospace, which can effectively fix the retainer ring on a machine tool so as to conveniently machine the inner ring surface of the retainer ring, and has the advantages of simple integral structure, convenience in installation and disassembly and strong practicability.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the utility model is as follows: a fixing mechanism for machining a retainer ring for aerospace comprises flat tongs, a fixing seat and an L-shaped clamping block, wherein a fixing hole matched with the outer diameter of the retainer ring is correspondingly formed in the middle of the fixing seat, an annular boss extends inwards from the side wall of the bottom of the fixing hole, and the retainer ring is correspondingly installed in the fixing hole and is arranged on the annular boss; a pressing plate is correspondingly arranged above the fixed seat, the middle part of the pressing plate is correspondingly provided with an avoidance hole, and the pressing plate is correspondingly and tightly arranged at the top of the clamping ring; clamping blocks are correspondingly arranged on the clamping surfaces of the moving block and the front seat of the flat tongs, and the fixed seat and the pressing plate are correspondingly clamped and installed between the moving block and the front seat and are clamped and fixed through the clamping blocks.

The further improvement lies in that: two clamping blocks are symmetrically arranged on two sides of the clamping surface of the moving block, two clamping blocks are symmetrically arranged on two sides of the clamping surface of the front seat, the clamping blocks are of L-shaped structures, and the bottom of each clamping block correspondingly fixes the fixing seat and the pressing plate.

The further improvement lies in that: the top of fixing base corresponds all around and has seted up a plurality of first screw holes, the corresponding position of clamp plate all around has seted up a plurality of second screw holes that run through, the clamp plate corresponds compression mounting in rand top to it is fixed continuous with the fixing base through the screw in the screw hole.

The further improvement lies in that: the top of the fixed seat is correspondingly provided with a plurality of positioning grooves all around, the bottom of the pressing plate is correspondingly provided with positioning blocks matched with the positioning grooves all around, and the positioning blocks can be correspondingly clamped in the positioning grooves.

The further improvement lies in that: the flat tongs comprise a base, a rear seat, a front seat and a moving block, wherein the rear seat and the front seat are respectively arranged on two sides of the top of the base and are integrally formed with the base; the movable block is slidably mounted between the rear seat and the front seat, a lead screw is correspondingly mounted on the movable block, the lead screw penetrates through the rear seat and is in threaded connection with the rear seat, and the movable block is enabled to move between the rear seat and the front seat through rotation of the lead screw.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

according to the utility model, the clamping ring is tightly pressed and fixed between the fixed seat and the pressing plate by utilizing the matching of the fixed seat and the pressing plate, then the fixed seat and the pressing plate are clamped and fixed by the flat tongs, meanwhile, the clamping block is correspondingly arranged on the flat tongs, the shape and the arrangement position of the clamping block are designed and limited, and the fixed seat and the pressing plate are further clamped and fixed by utilizing the clamping block, so that the installation and the fixation of the clamping ring can be better realized, the clamping ring can be effectively fixed on a machine tool by the flat tongs, then, the ring surface at the inner side of the clamping ring can be processed by passing through the avoiding hole on the pressing plate, the problem that the clamping ring is not easy to fix during processing is effectively solved, the clamping ring clamping mechanism is simple in structure, convenient to install and disassemble, and strong in practicability.

Drawings

Fig. 1 is a schematic structural view of an aerospace collar of the present invention cooperatively mounted on a fixing mechanism;

FIG. 2 is a schematic structural view of the flat-nose pliers of the present invention;

FIG. 3 is another view structure diagram of the flat-nose pliers of the present invention;

FIG. 4 is a schematic structural view of the fixing base of the present invention;

FIG. 5 is a schematic view of the construction of the platen of the present invention;

FIG. 6 is a schematic structural view of an aerospace collar of the present invention;

fig. 7 is a schematic structural diagram of a fixture block of the present invention.

Reference numerals

1. Flat tongs; 11. a base; 111. a guide groove; 12. a rear seat; 13. a front seat; 14. a moving block; 15. a screw rod; 16. a connecting seat; 17. a guide block; 2. a fixed seat; 21. a fixing hole; 22. an annular boss; 23. positioning a groove; 24. a first screw hole; 3. pressing a plate; 31. avoiding holes; 32. positioning blocks; 33. a second screw hole; 4. a collar; 41. an inner annulus; 5. a clamping block; 51. a first clamping plate; 52. a second card.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the utility model are shown, but which may be embodied in many different forms and are not limited to the embodiments described herein, but rather are provided for the purpose of providing a more thorough disclosure of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Examples

Referring to fig. 1 to 7, the fixing mechanism for processing the aerospace collar according to the embodiment includes a flat tongs 1, a fixing seat 2 and an L-shaped fixture block 5, wherein a fixing hole 21 matched with the outer diameter of the collar 4 is correspondingly formed in the middle of the fixing seat 2, an annular boss 22 extends inwards from the side wall of the bottom of the fixing hole 21, and the aerospace collar 4 is correspondingly installed in the fixing hole 21 and is placed on the annular boss 22. The pressing plate 3 is correspondingly installed above the fixing seat 2, the avoidance hole 31 is correspondingly formed in the middle of the pressing plate 3, and the pressing plate 3 is correspondingly installed on the top of the clamping ring 4 in a pressing mode. Specifically, a plurality of first screw holes 24 have been seted up to the top of fixing base 2 correspondence all around, specifically can set up four first screw holes 24 all around at fixing base 2 top in this embodiment, four second screw holes 33 that run through have been seted up to the corresponding position all around of clamp plate 3, clamp plate 3 corresponds compression mounting in rand 4 top to it is fixed continuous with fixing base 2 through the screw in the screw hole. The screws comprise four screws, the four screws correspondingly penetrate through the second screw holes 33 and then are screwed and fixed in the first screw holes 24, and the pressing plate 3 is fixed with the fixing seat 2 through the screws to compress and fix the clamping ring 4.

The flat tongs 1 comprises a base 11, a rear seat 12, a front seat 13 and a moving block 14, wherein the rear seat 12 and the front seat 13 are respectively arranged on two sides of the top of the base 11 and are integrally formed with the base 11. The moving block 14 is slidably mounted between the rear seat 12 and the front seat 13, the base 11 is correspondingly provided with a guide groove 111 in a sliding direction consistent with that of the moving block 14, a guide block 17 matched with the guide groove 111 is slidably mounted in the guide groove 111, the guide block 17 is fixedly connected with the moving block 14 through a bolt, and the guide block 17 is matched with the guide groove 111 to guide the movement of the moving block 14. The moving block 14 is correspondingly provided with a lead screw 15, the lead screw 15 penetrates through the rear seat 12 and is in threaded connection with the rear seat 12, the outer side end of the lead screw 15 is correspondingly fixed with a connecting seat 16, the connecting seat 16 is correspondingly provided with a bayonet used for connecting a rocker, and the lead screw 15 is driven to rotate through the rocker, so that the moving block 14 moves between the rear seat 12 and the front seat 13. Two clamping blocks 5 are symmetrically arranged on two sides of the clamping surface of the moving block 14, two clamping blocks 5 are symmetrically arranged on two sides of the clamping surface of the front seat 13, and the fixed seat 2 and the pressing plate 3 are correspondingly clamped and installed between the moving block 14 and the front seat 13 and are clamped and fixed through the clamping blocks 5. The bottom of the fixture block 5 correspondingly clamps and fixes the fixed seat 2 and the pressing plate 3, specifically, the fixture block 5 is an L-shaped structure composed of a first clamping plate 51 and a second clamping plate 52, the pressing plate 3 is clamped in the vertical direction by the bottom of the first clamping plate 51, and the fixed seat 2 is clamped in the vertical direction by the bottom of the second clamping plate 52, so that the fixed seat 2 and the pressing plate 3 are fixed in the vertical direction; the pressing plate 3 is transversely clamped by the side surface of the second clamping plate 52, so that the fixed seat 2 and the pressing plate 3 are transversely fixed. This embodiment is through the cooperation that utilizes fixing base 2 and clamp plate 3, compress tightly fixing rand 4 for space flight and aviation between fixing base 2 and clamp plate 3, then press from both sides fixing base 2 and clamp plate 3 through flat-nose pliers 1, correspond on flat-nose pliers 1 simultaneously and set up fixture block 5, design the injecing through the shape and the setting position to fixture block 5, it is fixed with fixing base 2 and the further chucking of clamp plate 3 to utilize fixture block 5, thereby can realize rand 4's installation better fixed, through flat-nose pliers 1 alright effectively fixed rand 4 on the lathe, then see through the inboard anchor ring 41 of dodging hole 31 on the clamp plate 3 alright to rand 4 middle part through-hole and process, the difficult fixed problem of rand 4 when man-hour has effectively been solved, moreover, the steam generator is simple in structure, the installation is dismantled conveniently, therefore, the clothes hanger is strong in practicability.

The top of fixing base 2 still corresponds all around and has seted up a plurality of constant head tanks 23, specifically can correspond all around at the top of fixing base 2 and set up four constant head tanks 23 in this embodiment, the bottom of clamp plate 3 corresponds the position all around and is equipped with constant head tank 23 assorted locating piece 32, and this locating piece 32 can be clamped in constant head tank 23 correspondingly, through the cooperation that utilizes constant head tank 23 and locating piece 32 to make clamp plate 3 can easily fix a position when the installation, the installation of this clamp plate 3 of being convenient for is fixed, has ensured that the inboard anchor ring 41 of rand 4 can be processed smoothly. The axial length of the clamping ring 4 is matched with the distance between the upper surface of the annular boss 22 and the upper surface of the fixed seat 2, namely the axial length of the clamping ring 4 can be slightly larger than the distance between the upper surface of the annular boss 22 and the upper surface of the fixed seat 2, so that the clamping ring 4 can be smoothly pressed and fixed by the pressing plate 3.

When the fixing mechanism of the clamping ring for aerospace is used, an operator needs to firstly correspondingly place the clamping ring 4 in the fixing hole 21 of the fixing seat 2 and place the clamping ring on the annular boss 22, then correspondingly press the pressing plate 3 on the top of the clamping ring 4, and correspondingly buckle the four positioning blocks 32 at the bottom of the pressing plate 3 in the four positioning grooves 23 of the fixing seat 2; then the pressing plate 3 and the fixed seat 2 are pressed and fixed through the screw, so that the clamping ring 4 is pressed and fixed between the pressing plate 3 and the fixed seat 2. Then, the fixing seat 2 on which the retainer ring 4 is installed is correspondingly placed on the flat tongs 1 and located between the front seat 13 and the moving block 14, so that the fixing seat 2 and the pressing plate 3 are clamped by the two clamping blocks 5 on the front seat 13, then the rocker is clamped on the connecting seat 16 to rotate, the lead screw 15 rotates, the moving block 14 moves to clamp the fixing seat 2 and the pressing plate 3 tightly, the fixing seat 2 and the pressing plate 3 are further clamped by the two clamping blocks 5 on the moving block 14, and therefore the installation and fixation of the retainer ring 4 on the flat tongs 1 are achieved. Finally, the flat tongs 1 are mounted on a machining center of a machine tool, and the inner ring surface 41 of the retainer ring 4 is machined by the machining center.

The above-mentioned embodiments only express a certain implementation mode of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which are within the protection scope of the present invention; therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a fixed establishment for processing rand for aerospace which characterized in that: the clamp comprises flat tongs (1), a fixed seat (2) and an L-shaped clamping block (5), wherein a fixed hole (21) matched with the outer diameter of a clamping ring (4) is correspondingly formed in the middle of the fixed seat (2), an annular boss (22) extends inwards from the side wall of the bottom of the fixed hole (21), and the clamping ring (4) is correspondingly arranged in the fixed hole (21) and is arranged on the annular boss (22); a pressing plate (3) is correspondingly installed above the fixed seat (2), an avoidance hole (31) is correspondingly formed in the middle of the pressing plate (3), and the pressing plate (3) is correspondingly and tightly installed on the top of the clamping ring (4); clamping blocks (5) are correspondingly arranged on clamping surfaces of a moving block (14) and a front seat (13) of the flat tongs (1), and the fixed seat (2) and the pressing plate (3) are correspondingly clamped and installed between the moving block (14) and the front seat (13) and are clamped and fixed through the clamping blocks (5).

2. A securing mechanism for machining an aerospace collar as claimed in claim 1, wherein: two clamping blocks (5) are symmetrically arranged on two sides of a clamping surface of the moving block (14), two clamping blocks (5) are symmetrically arranged on two sides of a clamping surface of the front seat (13), the clamping blocks (5) are of an L-shaped structure, and the bottom of each clamping block (5) correspondingly clamps and fixes the fixed seat (2) and the pressing plate (3).

3. A securing mechanism for machining an aerospace collar as claimed in claim 2, wherein: a plurality of first screw holes (24) have been seted up to the top of fixing base (2) correspondence all around, a plurality of second screw holes (33) that run through have been seted up to the corresponding position all around of clamp plate (3), clamp plate (3) correspond to compress tightly and install in rand (4) top to it is fixed continuous with fixing base (2) through the screw in the screw hole.

4. A securing mechanism for machining an aerospace collar as claimed in claim 3, wherein: the top of the fixed seat (2) is correspondingly provided with a plurality of positioning grooves (23) all around, the bottom of the pressing plate (3) is correspondingly provided with positioning blocks (32) matched with the positioning grooves (23) all around, and the positioning blocks (32) can be correspondingly clamped in the positioning grooves (23).

5. A securing mechanism for machining an aerospace collar, according to any one of claims 1-4, wherein: the flat tongs (1) comprise a base (11), a rear seat (12), a front seat (13) and a moving block (14), wherein the rear seat (12) and the front seat (13) are respectively arranged on two sides of the top of the base (11) and are integrally formed with the base (11); the moving block (14) is installed between the rear seat (12) and the front seat (13) in a sliding mode, a lead screw (15) is correspondingly installed on the moving block (14), the lead screw (15) penetrates through the rear seat (12) and is in threaded connection with the rear seat (12), and the moving block (14) moves between the rear seat (12) and the front seat (13) through rotation of the lead screw (15).