CN111730378A

CN111730378A - Aviation elbow machining and positioning device and machining process thereof

Info

Publication number: CN111730378A
Application number: CN202010717384.4A
Authority: CN
Inventors: 甘天亮; 魏安果
Original assignee: Guizhou Bochuang Hangda Machinery Equipment Co ltd
Current assignee: Guizhou Bochuang Hangda Machinery Equipment Co ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2020-10-02

Abstract

The invention provides an aviation elbow processing and positioning device and a processing technology thereof, and the aviation elbow processing and positioning device comprises a base, a supporting table, a lower clamping block, an upper clamping block, an adjusting bolt, a rotating motor and an elbow, wherein the supporting table is arranged on the upper side of the upper end surface of the base, the lower clamping block is arranged on the upper side of the upper end surface of the supporting table, the upper clamping block is arranged on the upper side of the upper end surface of the lower clamping block, the elbow is clamped between the upper clamping block and the lower clamping block, the adjusting bolt penetrates through the upper clamping block from the upper end surface of the upper clamping block and is movably connected with the lower clamping block through a thread groove, and the rotating motor is arranged in the base, so that compared with the prior art: simple structure, convenient to use processes the elbow under the condition of not rotating by centre gripping elbow, has guaranteed the elbow both ends center straightness that hangs down of processing through the high accuracy of anchor clamps, and then improves the plane degree at elbow both ends.

Description

Aviation elbow machining and positioning device and machining process thereof

Technical Field

The invention relates to an aviation elbow processing and positioning device and a processing technology thereof, belonging to the technical field of connecting devices.

Background

In a piping system, a bend is a pipe that changes the direction of a pipe. The angle is divided into 45 degrees and 90 degrees and 180 degrees, which are the most commonly used, and other abnormal angle elbows of 60 degrees and the like are also included according to engineering requirements. The elbow is made of cast iron, stainless steel, alloy steel, malleable cast iron, carbon steel, nonferrous metal, plastics, etc. The connection with the pipe is as follows: direct welding (the most common way) flange connections, hot melt connections, electrofusion connections, screw connections, socket connections, etc. The production process comprises the following steps: welding elbows, stamping elbows, pushing elbows, casting elbows, butt welding elbows, and the like. The conventional classification is that the elbow bayonet type elbow that can flex fast-assembling elbow flange elbow of 180 elbow double-bearing elbow single-bearing elbow, socket joint elbow reducing elbow seamless elbow butt welding elbow 90 elbow 45 elbow make up tee bend internal thread elbow punching press elbow, system elbow, the wear-resisting elbow of high-pressure elbow, other names of the special elbow of the three-dimensional elbow external thread elbow of mechanical elbow flange formula elbow: 90 degree elbows, quarter bends, and the like. Seamless elbow an elbow is a pipe fitting used at the turning position of a pipeline. The proportion of all the pipes used in the piping system is at most about 80%. Typically, different forming processes are selected for bends of different materials or wall thicknesses. The seamless elbow forming process commonly used in manufacturers comprises hot pushing, stamping, extruding and the like, and the elbow is widely applied in the field of aviation.

However, because the elbow supplied materials are rough materials, the precision cannot be guaranteed when the outer circle and the inner hole of one end of the elbow are machined firstly and then the other end of the elbow is machined by converting parts, so that the aviation elbow machining positioning device and the machining process thereof provided by the invention have the advantages that the structure is simple, the use is convenient, the outer circle and the inner hole of one end of the elbow are machined firstly, the clamp is converted without converting parts, and the other end is machined, so that the central verticality of the two ends of the machined elbow is guaranteed through the high precision of the clamp, and the flatness of the two ends of the elbow is further improved.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide an aviation elbow processing and positioning device and a processing technology thereof, and solves the problems in the background technology by adding a support table and a rotating motor.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an aviation elbow processing positioner, includes base, brace table, lower clamp splice, goes up clamp splice, adjusting bolt, rotating electrical machines and elbow, the brace table sets up at base up end upside, the clamp splice sets up at brace table up end upside down, it sets up clamp splice up end upside down to go up the clamp splice, the elbow clamping is at last clamp splice under and between the clamp splice, adjusting bolt passes through the clamp splice from last clamp splice up end and passes through thread groove swing joint with lower clamp splice, the rotating electrical machines sets up inside the base.

The aviation elbow processing technology comprises the steps of press forming and cutting, wherein the press forming is to place an elbow material in an elbow die and press the elbow material on a press machine for one time, the cutting is to fix the elbow material on an elbow processing and positioning device, firstly, an outer circle and an inner hole of one end of an elbow are processed by adopting cutting equipment, then, a clamp is converted without converting parts, and the other end is processed.

Furthermore, a fixing groove is formed in the middle of the upper end face of the supporting table, the lower portion of the lower clamping block is arranged inside the fixing groove, grooves are formed in the left end face and the right end face of the supporting table, fastening bolts are arranged inside the grooves, and the fastening bolts penetrate through the supporting table and are fixedly connected with the lower clamping block towards the vertical axis direction of the supporting table.

Further, a movable cavity is formed in the base, a mounting seat is arranged on the bottom wall of the movable cavity, and the rotating motor is mounted in the movable cavity through the mounting seat.

Further, the end surface under the supporting bench is provided with the pivot, end surface fixed connection under pivot up end and the supporting bench, the base up end is run through to the pivot, and the pivot down the terminal surface passes through shaft coupling swing joint with the rotating electrical machines, leave the gap between pivot and the base run-through mouth.

Furthermore, adjusting knobs are arranged at the upper ends of the adjusting bolts, baffle plates are arranged on the front end faces of the movable cavities corresponding to the base, and the baffle plates are fixed on the front end faces of the base through a plurality of screws.

The invention has the beneficial effects that: according to the aviation elbow processing positioning device and the processing technology thereof, the elbow is clamped between the upper clamping block and the lower clamping block by adding the supporting table and the rotating motor, the outer circle and the inner hole of one end of the elbow are firstly processed by adopting cutting equipment, then the clamp is converted without converting parts, and the other end is processed, so that the processing precision is ensured.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic front view of an aviation elbow processing and positioning device and a processing technology thereof;

FIG. 2 is a schematic front sectional view of an aviation elbow machining positioning device and a machining process thereof according to the present invention;

FIG. 3 is a schematic top view of an aviation elbow machining positioning device and a machining process thereof according to the present invention;

FIG. 4 is a schematic view of an elbow blank of the present invention;

FIG. 5 is a schematic view of a finished elbow of the present invention;

in the figure: 1-base, 2-supporting table, 3-lower clamping block, 4-adjusting bolt, 5-upper clamping block, 6-adjusting knob, 7-elbow, 8-baffle, 9-rotating motor, 10-elbow blank, 11-elbow processing finished product, 12-movable cavity, 13-clamping plane, 21-groove, 22-fastening bolt, 23-fixed groove, 81-screw, 91-gap, 92-rotating shaft and 93-mounting seat.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an aviation elbow processing positioner, the on-line screen storage device comprises a base 1, a supporting bench 2, lower clamp splice 3, go up clamp splice 5, adjusting bolt 4, rotating electrical machines 9 and elbow 7, a supporting bench 2 sets up at 1 up end upside of base, lower clamp splice 3 sets up at a supporting bench 2 up end upside, it sets up at 3 up end upsides of clamp splice down to go up clamp splice 5, elbow 7 clamping is between last clamp splice 5 and lower clamp splice 3, adjusting bolt 4 runs through last clamp splice 5 and lower clamp splice 3 through thread groove swing joint from last clamp splice 5 up end, rotating electrical machines 9 sets up inside base 1.

The aviation elbow processing technology comprises the steps of press forming and cutting, wherein the press forming is to place an elbow material in an elbow die and press the elbow material into an elbow blank 10 on a press machine, the cutting is to fix the elbow blank 10 on a processing and positioning device of an elbow 7, the outer circle and the inner hole of one end of the elbow 7 are firstly processed by adopting cutting equipment, then a clamp is converted without converting parts, and the other end is processed.

As an embodiment of the present invention: a fixed groove 23 is arranged in the middle of the upper end face of the supporting platform 2, the lower part of the lower clamping block 3 is arranged in the fixed groove 23, a groove 21 is arranged on the left end face and the right end face of the supporting platform 2, a fastening bolt 22 is arranged in the groove 21, the fastening bolt 22 penetrates through the supporting platform 2 and is fixedly connected with the lower clamping block 3 towards the vertical axis direction of the supporting platform 2, a movable cavity 12 is arranged in the base 1, a mounting seat 93 is arranged on the bottom wall of the movable cavity 12, a rotating motor 9 is arranged in the movable cavity 12 through the mounting seat 93, a rotating shaft 92 is arranged on the lower end face of the supporting platform 2, the upper end face of the rotating shaft 92 is fixedly connected with the lower end face of the supporting platform 2, the rotating shaft 92 penetrates through the upper end face of the base 1, the lower end face of the rotating shaft 92 is movably connected with the rotating motor 9 through a coupler, a gap 91, the baffle plate 8 is fixed to the front end surface of the base 1 by a plurality of screws 81.

As an embodiment of the present invention: firstly, putting elbow 7 material in elbow 7 mould, pressing into elbow blank 10 on press machine, clamping elbow 7 between upper clamping block 5 and lower clamping block 3, adopting cutting equipment to process excircle and inner hole of one end of elbow 7, then controlling rotary motor 9 to rotate supporting table 2 to achieve conversion fixture without converting parts, then processing the other end of elbow 7, rotating adjusting bolt 4 by adjusting knob 6 to control clamping force of upper clamping block and lower clamping block 3 to elbow 7, fastening bolt 22 can firmly fix lower clamping block 3 in fixing groove 23, gap 91 between rotating shaft 92 and rotating shaft 92 penetrating through base 1 can create conditions for rotating shaft 92, the invention has simple structure, convenient use, processing elbow 7 without rotating clamped elbow 7, ensuring perpendicularity of two ends center of processed elbow 7 by high precision of fixture, thereby improving the flatness of the two ends of the elbow 7.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an aviation elbow processing positioner, includes base, brace table, lower clamp splice, goes up clamp splice, adjusting bolt, rotating electrical machines and elbow, its characterized in that: the support table is arranged on the upper side of the upper end face of the base, the lower clamping block is arranged on the upper side of the upper end face of the support table, the upper clamping block is arranged on the upper side of the upper end face of the lower clamping block, the elbow is clamped between the upper clamping block and the lower clamping block, the adjusting bolt penetrates through the upper clamping block from the upper end face of the upper clamping block and is movably connected with the lower clamping block through a thread groove, and the rotating motor is arranged inside the base.

2. The aviation elbow processing technology comprises the steps of press forming and cutting, and is characterized in that: the pressing molding is to put the elbow material in an elbow die and press the elbow material on a press machine for one time, the cutting is to fix the elbow material on an elbow processing positioning device, the outer circle and the inner hole of one end of the elbow are firstly processed by adopting cutting equipment, then the clamp is converted without converting parts, and the other end is processed.

3. The aviation elbow machining positioning device of claim 1, which is characterized in that: the fixing groove is formed in the middle of the upper end face of the supporting table, the lower portion of the lower clamping block is arranged inside the fixing groove, grooves are formed in the left end face and the right end face of the supporting table, fastening bolts are arranged inside the grooves, and the fastening bolts penetrate through the supporting table and are fixedly connected with the lower clamping block towards the vertical axis direction of the supporting table.

4. The aviation elbow machining positioning device of claim 1, which is characterized in that: the base is internally provided with a movable cavity, the bottom wall of the movable cavity is provided with a mounting seat, and the rotating motor is arranged in the movable cavity through the mounting seat.

5. The aviation elbow machining positioning device of claim 1, which is characterized in that: the end surface is provided with the pivot under the brace table, pivot up end and brace table lower terminal surface fixed connection, the pivot runs through the base up end, and the pivot down the terminal surface pass through shaft coupling swing joint with the rotating electrical machines, leave the gap between pivot and the base run-through mouth.

6. The aviation elbow machining positioning device of claim 1, which is characterized in that: adjusting knob is arranged at the upper end of the adjusting bolt, a baffle is arranged on the front end face of the movable cavity corresponding to the base, and the baffle is fixed on the front end face of the base through a plurality of screws.