CN112427709A

CN112427709A - Horn-shaped part waist square hole milling tool

Info

Publication number: CN112427709A
Application number: CN202011281339.5A
Authority: CN
Inventors: 王宗华; 任光豪; 黄小腾; 罗方
Original assignee: Zunyi Spaceflight Xinli Precision Casting Forging Co ltd
Current assignee: Zunyi Spaceflight Xinli Precision Casting Forging Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-03-02

Abstract

The application discloses horn type part waist mills square hole frock in machining equipment technical field, comprising a base plate, one side of bottom plate is equipped with the spacing groove of slope, the opposite side of bottom plate is connected with vertical curb plate, the center of curb plate is equipped with the screw hole, the curb plate is provided with the locating pin along its axis symmetry, screw hole threaded connection has locking screw, locking screw still threaded connection has lock nut, locking screw is located and has still cup jointed the limiting plate between lock nut and the curb plate. Through screwing up lock nut, make the part stably fix between limiting plate and curb plate, just can mill the square hole with the waist to the part through the milling machine, because the part is fixed at the square hole in-process of milling, consequently improved the machining precision in square hole.

Description

Horn-shaped part waist square hole milling tool

Technical Field

The invention relates to the technical field of machining equipment, in particular to a horn-shaped part waist square hole milling tool.

Background

As shown in figure 1, the part mainly comprises a horn-shaped waist, one side of the part is open, a flange plate is welded on the other side of the part, and a plurality of mounting holes are uniformly arranged on the flange plate at intervals along the circumferential direction. At present, when a square hole is milled by a milling machine for the waist of the part, the part cannot be effectively fixed due to the fact that no special processing tool is arranged, the processing efficiency of the part is low, the position of the milled square hole is not accurate, and the processing quality of the part is affected. Therefore, the inventor develops a tool specially suitable for milling square holes of horn-shaped parts through long-term practice, can fix the horn-shaped parts, and improves the machining precision of the square holes.

Disclosure of Invention

The invention aims to provide a horn-shaped part waist square hole milling tool so as to achieve the purposes of fixing a horn-shaped part and improving the square hole machining precision.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a horn type part waist mills square hole frock, includes the bottom plate, one side of bottom plate is equipped with the spacing groove of slope, the opposite side of bottom plate is connected with vertical curb plate, the center of curb plate is equipped with the screw hole, the curb plate is provided with the locating pin along its axis symmetry, screw hole threaded connection has locking screw, locking screw still threaded connection has lock nut, locking screw is located and has still cup jointed the limiting plate between lock nut and the curb plate.

The working principle and the beneficial effects of the invention are as follows: this application is fixed on the milling machine through the bottom plate with the frock, takes off lock nut and limiting plate, makes the locating pin of two wherein mounting holes alignment curb plate of ring flange to make locking screw pass the part, promote the part towards the curb plate, the waist of part and the spacing groove butt of slope, the support that the part can be stable is between bottom plate and curb plate.

The installation limiting plate is spacing to the part this moment, and through screwing up lock nut, transmission of power makes the part stably fix between limiting plate and curb plate, through the milling machine alright with milling out the square hole to the waist of part, because the part is fixed at the square hole in-process of milling, consequently improved the machining precision in square hole.

Furthermore, the locking screw comprises a rotating section, and the end parts of the rotating section are respectively and coaxially and rotatably connected with a thread section. Because the part need mill a plurality of square holes on its circumference, after a set of square hole is accomplished in processing, through unscrewing lock nut, make the part move to the rotation section on, because the rotation section can be pivoted, consequently rotate the section and drive the part rotation through rotating to reach the purpose of adjustment part position.

Furthermore, the side plates are symmetrically provided with through holes, and the positioning pins are horizontally connected with the mounting holes in a sliding manner. Because locating pin and through-hole horizontal sliding connection, after accomplishing the processing of a set of square hole, the locating pin slides, makes it withdraw from in the through-hole of part ring flange, makes things convenient for next step to adjust the position of part.

Furthermore, the side plates are symmetrically provided with through holes, and the positioning pins are horizontally connected with the through holes in a sliding manner. When the part is required to be withdrawn, the positioning pin is prevented from blocking, so that the positioning pin is connected with the through hole in a sliding mode, and the positioning pin is conveniently slid out of the through hole.

Further, the limiting plate is provided with an annular groove. Because the part is kept away from the one side of ring flange and is the annular, the part can be impressed in the recess of limiting plate, can strengthen the fixed to the part.

Further, the lateral wall of spacing groove is equipped with the rubber pad. The rubber pad can strengthen the fixed to the part, and the rubber pad can cushion the limiting plate simultaneously and to the extrusion force of part, prevents to crowd the part and hinder.

Further, the vertical cross-sectional shape of the positioning pin is conical. The conical positioning pin is convenient to insert into the mounting hole of the flange plate.

Furthermore, the limiting nut is a hexagon nut. The hexagonal nut is hexagonal in shape, and has an acting point when being screwed, so that the hexagonal nut is convenient to screw.

Furthermore, the surface of the limiting nut is provided with a plurality of anti-skid grains. The antiskid line can play skid-proof effect, conveniently twists the stop nut and moves.

Drawings

FIG. 1 is a schematic view of a horn-shaped component;

fig. 2 is a cross-sectional view of a tooling for milling a square hole in the waist of a horn-shaped part.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: mounting hole 1, ring flange 2, square hole 3, part 4, curb plate 5, locking screw 6, bottom plate 7, limiting plate 8, lock nut 9, locating pin 10.

In the following statements, all the directional terms such as "left", "right", "upper", "lower", etc. are based on the directions shown in the drawings, and in practice, the corresponding structures do not affect the implementation of the schemes under the condition that the relative positions are kept unchanged by the same directional changes based on the directions.

In the embodiment, as shown in fig. 1, the part 4 mainly includes a horn-shaped waist, the right side of the part 4 is open, the flange 2 is welded on the left side of the part 4, and the flange 2 is provided with a plurality of mounting holes 1 at uniform intervals along the circumferential direction.

If fig. 2, a horn type part waist mills square hole frock, including bottom plate 7, the spacing groove of slope is seted up in the left side of bottom plate 7, and there is vertical curb plate 5 on the right side of bottom plate 7 through bolted connection, and threaded hole is seted up at the center of curb plate 5, and curb plate 5 has locating pin 10 along its axis symmetric welding, and threaded hole threaded connection has locking screw 6, and locking screw 6 still threaded connection has lock nut 9, and lock nut 6 is located and still has cup jointed movable limiting plate 8 between lock nut 9 and the curb plate 5.

The bottom plate 7 is fixed on a milling machine through bolts, the locking nut 9 and the limiting plate 8 are taken down, the middle part of the part 4 is aligned with the locking nut 9, two mounting holes 1 of the flange plate 2 are aligned with the positioning pins 10 of the side plate 5, the positioning pins 10 penetrate through the mounting holes 1,

install part 4 on locking screw 6, promote limiting plate 8 towards the direction of curb plate 5, with the part 4 centre gripping between limiting plate 8 and curb plate 5, through the lock nut 9 of screwing, lock limiting plate 8, the waist of part 4 and the spacing groove butt of slope, part 4 can be fixed between limiting plate 8 and curb plate 5. The square hole 3 is milled by the milling machine, the operations are repeated after the processing of one square hole 3 is completed, and the part 4 is rotated to process the other three square holes 3 of the part 4.

Preferably, the locking screw 6 comprises a rotating section, and the ends of the rotating section are respectively coaxially and rotatably connected with a threaded section. Because part 4 need mill 4 square holes 3 on its circumference, after processing accomplishes a square hole 3, through unscrewing lock nut 9, make part 4 remove to the rotation section on, because the rotation section is rotatable, consequently rotate the section and drive part 4 and rotate through rotating to reach the purpose of adjustment part 4 position.

Preferably, the limiting plate 8 is provided with an annular groove. Because one side that part 4 kept away from ring flange 2 is the annular, part 4 can be impressed the recess of limiting plate 8, can strengthen the fixed to part 4.

Preferably, the side wall of the limiting groove is bonded with a rubber pad. The rubber pad can strengthen the fixed of part 4, and the rubber pad can cushion limiting plate 8 extrusion force to part 4 simultaneously.

It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the structure of the invention, and these should be construed as the scope of the invention, which will not affect the effect of the invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a horn type part waist mills square hole frock, includes the bottom plate, its characterized in that: one side of bottom plate is equipped with the spacing groove of slope, the opposite side of bottom plate is connected with vertical curb plate, the center of curb plate is equipped with the screw hole, the curb plate is provided with the locating pin along its axis symmetry, screw hole threaded connection has locking screw, locking screw still threaded connection has lock nut, locking screw is located and has still cup jointed the limiting plate between lock nut and the curb plate.

2. The horn-shaped part waist square hole milling tool according to claim 1, characterized in that: the locking screw comprises a rotating section, and the end parts of the rotating section are respectively and coaxially and rotatably connected with a thread section.

3. The horn-shaped part waist square hole milling tool according to claim 2, characterized in that: the side plates are symmetrically provided with through holes, and the positioning pins are horizontally and slidably connected with the through holes.

4. The horn-shaped part waist square hole milling tool according to claim 3, characterized in that: the limiting plate is provided with an annular groove.

5. The horn-shaped part waist square hole milling tool according to claim 4, characterized in that: and a rubber pad is arranged on the side wall of the limiting groove.

6. The horn-shaped part waist square hole milling tool according to claim 5, characterized in that: the vertical section of the positioning pin is conical.

7. The horn-shaped part waist square hole milling tool according to claim 6, characterized in that: the limiting nut is a hexagon nut.

8. The horn-shaped part waist square hole milling tool according to claim 7, characterized in that: and a plurality of anti-skidding threads are arranged on the surface of the limiting nut.