CN219336859U

CN219336859U - Vertical machining device for inclined shaft type motor driving shaft

Info

Publication number: CN219336859U
Application number: CN202223466822.8U
Authority: CN
Inventors: 徐英黎; 郝振华; 刘夺林
Original assignee: Yantai Eddie Precision Machinery Co Ltd
Current assignee: Yantai Eddie Precision Machinery Co Ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-07-14
Anticipated expiration: 2032-12-26

Abstract

The utility model relates to a tool, in particular to an immediately adding tool for a tilted shaft type motor driving shaft, which comprises a base, wherein the base is in a barrel-covering shape, the lower end of the base extends outwards to form a bottom edge, the middle part of the upper end surface is provided with a central hole in clearance fit or transition fit with a shaft neck of the driving shaft, 3 support columns are fixedly arranged on the upper end surface, the 3 support columns are uniformly distributed circumferentially around the center of the central hole, the top end of each support column is abutted against the outer section of a pressing plate, and a fastening screw passes through a countersunk hole on the pressing plate and is then in threaded connection with the base; the inner end face of the pressing plate is a cambered surface, the upper half part of the inner end of the pressing plate extends inwards to form 2 pressing teeth, and the lower surface of each pressing tooth is abutted to the upper end face of the head of the driving shaft. Compared with the prior art, the clamping device has the advantages that the clamping positioning of the driving shaft is realized through the base, the supporting columns and the pressing plates, the pressing teeth are arranged on the pressing plates, a larger unfolding space of the cutter can be provided, all ball sockets and threaded holes can be machined through one-time clamping, and the machining efficiency is greatly improved.

Description

Vertical machining device for inclined shaft type motor driving shaft

Technical Field

The utility model relates to a tool, in particular to a vertical tool for a driving shaft of an inclined shaft type motor, and belongs to the technical field of machining.

Background

The driving shaft 1 shown in fig. 1 is a key part of a tilt-axis motor, the upper end face of the head has more parts to be processed, the precision requirement of the ball socket 11 at 10 is very strict, a circle of threaded holes 12 are respectively formed inside and outside the ball socket 11, and the places for compacting on the end face are few. In the prior art, after the ball socket 11 and the threaded hole 12 which are not covered by the pressing plate are processed, the pressing plate is clamped again to the end surface corresponding to the processed ball socket 11 or the threaded hole 12, and the ball socket 11 and the threaded hole 12 which are covered by the pressing plate before being processed are clamped more than twice, so that the efficiency is low; and the precision is not high due to repeated clamping.

Disclosure of Invention

In order to overcome one of the defects or the defects in the prior art, the utility model provides an upright tooling for a tilted shaft type motor driving shaft, which comprises a base, wherein the base is in a covering barrel shape, the lower end of the base extends outwards to form a bottom edge, the middle part of the upper end surface is provided with a central hole in clearance fit or transition fit with a shaft neck of the driving shaft, 3 support columns are fixedly arranged on the upper end surface, the 3 support columns are circumferentially and uniformly distributed along the center of the central hole, the top end of each support column is abutted against the outer section of a pressing plate, and a fastening screw is in threaded connection with the base after passing through a countersunk hole in the pressing plate; the inner end face of the pressing plate is a cambered surface, the upper half part of the inner end of the pressing plate extends inwards to form 2 pressing teeth, and the lower surface of each pressing tooth is abutted to the upper end face of the head of the driving shaft.

Further, the outline of the notch between the 2 pressing teeth is positioned outside the outline of the threaded hole on the outer layer of the driving shaft so as to carry out machining avoidance.

Further, the profile of the tooth is not intersected by the profile of any socket of the drive shaft.

Further, the upper surface of the tooth is gradually thinned from outside to inside to form a slope so as to enlarge the processing space.

Further, the upper end face of the base and the outer side of the central hole extend upwards to form a convex ring, and the top end face of the convex ring abuts against the lower surface of the head of the driving shaft.

Further, the bottom edge is in a circular shape or a trimming circular shape, and more than 2 mounting notches suitable for being fixedly connected with the working table surface of the vertical machining center are formed in the bottom edge.

Further, the upper end of the head of the fastening screw is not higher than the upper surface of the pressing plate.

Compared with the prior art, the clamping device has the advantages that the clamping positioning of the driving shaft is realized through the base, the supporting columns and the pressing plates, the pressing teeth are arranged on the pressing plates, a larger unfolding space of the cutter can be provided, all ball sockets and threaded holes can be machined through one-time clamping, and the machining efficiency is greatly improved.

Drawings

Fig. 1 is a schematic structural view of a drive shaft to be processed.

Fig. 2 is a schematic structural view of the present utility model.

Fig. 3 is a schematic structural view of the base of the present utility model.

Fig. 4 is a schematic view of another view of the base of the present utility model.

FIG. 5 is a schematic view of the structure of the platen of the present utility model.

FIG. 6 is a schematic view of another view of the platen of the present utility model.

Fig. 7 is a schematic view of the structure of the utility model after clamping the drive shaft.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or connected internally of two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The vertical tooling for the inclined shaft type motor driving shaft shown in fig. 1-7 comprises a base 2, wherein the base 2 is in a barrel-covering shape, the lower end of the base extends outwards to form a bottom edge 21, the middle part of the upper end face is provided with a central hole 22 in clearance fit or transition fit with a shaft neck 13 of the

driving shaft

1, 3 support columns 3 are fixedly arranged on the upper end face and are uniformly distributed along the circumference of the center of the central hole 22, the top end of each support column 3 is abutted against the outer section of a pressing plate 4, and a fastening screw 5 passes through a countersunk hole 41 on the pressing plate 4 and is then in threaded connection with the base 2; the inner end surface of the pressing plate 4 is an arc surface 42, the upper half part of the inner end of the pressing plate 4 extends inwards to form 2 pressing teeth 45, and the lower surface of the pressing teeth 45 is abutted against the upper end surface of the head of the driving shaft 1. The contour of the notch 43 between the 2 teeth 45 is located outside the contour of the outer threaded hole 12 on the drive shaft 1 for machining avoidance. The profile of the tooth 45 does not intersect the profile of any socket 11 of the drive shaft 1. The upper surface of the tooth 45 is gradually thinned from outside to inside to form a slope 44 to enlarge the working space. The upper end surface of the base 2 and the outer side of the central hole 22 extend upwards to form a convex ring 24, and the top end surface of the convex ring 24 abuts against the lower surface of the head of the driving shaft 1. The bottom edge 21 is in a circular shape or a trimming circular shape, and more than 2 mounting notches 23 which are suitable for being fixedly connected with the working table surface of the vertical machining center are formed in the bottom edge 21. The upper end of the head of the fastening screw 5 is not higher than the upper surface of the pressing plate 4.

According to the utility model, the base, the support column and the pressing plate are used for realizing the compression positioning of the driving shaft, wherein the pressing teeth are arranged on the pressing plate, so that a larger unfolding space of the cutter can be provided, and all ball sockets and threaded holes can be machined by one-time clamping, thereby greatly improving the machining efficiency.

The present utility model is not described in detail in the prior art or common general knowledge in the art.

Claims

1. The utility model provides a stand frock for inclined shaft type motor drive shaft, including base (2), characterized by, base (2) are covering the bucket form, the lower extreme outwards extends and forms end (21), set up central hole (22) with the journal (13) clearance fit or the transition fit of drive shaft (1) in the middle part of the up end, set firmly 3 support column (3) on the up end, 3 support column (3) are with the centre of a circle circumference equipartition of central hole (22), the outer section of clamp plate (4) is butt-jointed on the top of every support column (3), behind fastening screw (5) pass countersunk hole (41) on clamp plate (4) with base (2) spiro union; the inner end face of the pressing plate (4) is an arc face (42), the upper half part of the inner end of the pressing plate (4) extends inwards to form 2 pressing teeth (45), and the lower surface of the pressing teeth (45) is abutted against the upper end face of the head of the driving shaft (1).

2. A tool for setting up a spindle motor drive according to claim 1, wherein the contour of the notch (43) between the 2 teeth (45) is located outside the contour of the threaded bore (12) in the outer layer of the drive shaft (1) for machining avoidance.

3. A tool for setting up a drive shaft for a tilt-axis motor according to claim 1, wherein the profile of the tooth (45) does not intersect the profile of any ball socket (11) of the drive shaft (1).

4. A vertical tooling for a bent axis motor drive shaft according to claim 1, wherein the upper surface of the tooth (45) is tapered from the outside to the inside to form a sloping surface (44) to increase the working space.

5. The vertical tool for the inclined shaft type motor driving shaft according to claim 1, wherein the upper end face of the base (2) and the outer side of the central hole (22) extend upwards to form a convex ring (24), and the top end face of the convex ring (24) is abutted against the lower surface of the head of the driving shaft (1).

6. The vertical tool for the inclined shaft type motor driving shaft according to claim 1, wherein the bottom edge (21) is in a circular shape or a trimming circular shape, and more than 2 mounting notches (23) suitable for being fixedly connected with a working table surface of a vertical machining center are formed in the bottom edge (21).

7. A vertical tooling for a tilt-axis motor drive shaft according to claim 1, characterized in that the upper end of the head of the fastening screw (5) is not higher than the upper surface of the pressing plate (4).