CN110586999B

CN110586999B - Large-surface milling equipment for wheel disc parts

Info

Publication number: CN110586999B
Application number: CN201911016116.3A
Authority: CN
Inventors: 袁道华; 袁昊
Original assignee: Wuhu Henghao Machinery Manufacturing Co Ltd
Current assignee: Wuhu Henghao Machinery Manufacturing Co Ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-10-27
Anticipated expiration: 2039-10-24
Also published as: CN110586999A

Abstract

The invention relates to a large-surface milling device for wheel disc parts, which comprises a bottom plate, wherein a lifting frame is arranged on the bottom plate through a screw nut assembly, and a main track frame, a second motor and an inner gear ring are correspondingly arranged on the upper part, the middle part and the lower part of the lifting frame respectively; the second motor is connected with a rocker, the rocker is connected with a center rod through a bearing, a straight gear meshed with the inner gear ring is installed in the middle of the center rod, and the upper end and the lower end of the center rod are fixedly connected with a tripod. The automatic milling machine is high in automation degree, and can control the two tripods to synchronously revolve and rotate through gear tooth transmission, so that the three milling cutters feed downwards and slide in a reciprocating manner along three linear tracks, and automatic milling of the large surfaces of wheel disc parts of six rotating handles can be realized.

Description

Large-surface milling equipment for wheel disc parts

Technical Field

The invention relates to machining equipment, in particular to large-surface milling equipment for wheel disc parts.

Background

Generally, equipment using manual rotation as input drive is generally equipped with a wheel disc part, the wheel disc part is composed of a plurality of rotating handles in the annular direction, in order to facilitate manual operation, generally, when the wheel disc part is machined, large faces of the wheel disc part need to be milled, milling is a machining method using a milling cutter as a cutter to machine the surface of an object, but a traditional milling machine or milling equipment can only conveniently mill the surfaces of parts with long strip-shaped surfaces, and the large faces of the wheel disc part are difficult to be rapidly and automatically machined.

Disclosure of Invention

The invention provides a large-surface milling device for a wheel disc part, aiming at overcoming the defects in the prior art.

The technical problem to be solved by the invention is realized by adopting the following technical scheme:

a large-surface milling device for wheel disc parts comprises a bottom plate, wherein a lifting frame is arranged on the bottom plate through a lead screw nut assembly, and a main track frame, a second motor and an inner gear ring are correspondingly arranged on the upper part, the middle part and the lower part of the lifting frame respectively; the second motor is connected with a rocker, the rocker is connected with a center rod through a bearing, a straight gear meshed with the inner gear ring is installed in the middle of the center rod, and the upper end and the lower end of the center rod are fixedly connected with a tripod.

The tripod positioned at the upper side of the two tripods is connected with three sliding blocks through a key, and the bottom end of the main track frame is provided with a composite groove in sliding fit with the three sliding blocks; and the tripod at the lower side of the two tripods is provided with three milling cutters through keys.

The screw rod nut assembly comprises a first motor and a guide frame, wherein the first motor is fixedly arranged on the bottom plate, and the guide frame is used for vertically and slidably mounting the lifting frame; the first motor is connected with a lead screw in threaded fit with the lifting frame.

The three sliding blocks are uniformly distributed in the annular direction by taking the central rod as the center of a circle; each milling cutter is positioned right below the corresponding slide block.

The composite groove comprises six radial grooves which take the output shaft of the second motor as a central shaft, and the radial outer side of each radial groove is communicated with an annular outer circular ring groove.

In the invention, the width of the radial groove, the diameter of the sliding block and the diameter of the milling cutter are consistent with the width of each handle on the wheel disc part. The circle center position of the inner gear ring, the shaft position of the second motor and the communication positions of the six radial grooves are matched.

The invention has the beneficial effects that:

the automatic milling machine is high in automation degree, and can control the two tripods to synchronously revolve and rotate through gear tooth transmission, so that the three milling cutters feed downwards and slide in a reciprocating manner along three linear tracks, and automatic milling of the large surfaces of wheel disc parts of six rotating handles can be realized.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a cross-sectional view A-A of FIG. 1;

FIG. 4 is a cross-sectional view B-B of FIG. 1;

FIG. 5 is a bottom view of the main track frame;

FIG. 6 is a top view of the wheel disc part.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be described more clearly and more completely with reference to the drawings in the following embodiments, and it is understood that the described embodiments are only a part of the present invention, rather than all of the present invention, and based on the embodiments, other embodiments obtained by those skilled in the art without inventive exercise are within the protection scope of the present invention.

As shown in fig. 1 to 5, a large-surface milling device for wheel disc parts comprises a base plate 1, wherein a lifting frame 4 is installed on the base plate 1 through a screw nut assembly, and a main track frame 6, a second motor 3 and an inner gear ring 12 are correspondingly installed on the upper part, the middle part and the lower part of the lifting frame 4 respectively; the second motor 3 is connected with a rocker 11, the rocker 11 is connected with a center rod 10 through a bearing, a straight gear 13 meshed with an inner gear ring 12 is installed in the middle of the center rod 10, and the upper end and the lower end of the center rod 10 are fixedly connected with a tripod 9.

The tripod 9 positioned at the upper side of the two tripods 9 is connected with three sliding blocks 9a through a key, and the bottom end of the main track frame 6 is provided with a composite groove 6a in sliding fit with the three sliding blocks 9 a; the tripod 9 on the lower side of the two tripods 9 is mounted with three milling cutters 7 by a key.

The screw rod nut component comprises a first motor 8 and a guide frame 2, wherein the first motor 8 and the guide frame 2 are respectively fixedly arranged on the bottom plate 1; the first motor 8 is connected with a screw rod 5 in threaded fit with the lifting frame 4.

The three sliding blocks 9a are uniformly distributed in the annular direction by taking the central rod 10 as the center of a circle; each milling cutter 7 is located directly below a corresponding slide 9 a.

The composite groove 6a comprises six radial grooves 6a1 taking the output shaft of the second motor 3 as a central shaft, and the radial outer side of each radial groove 6a1 is communicated with an annular outer circular ring groove 6a 2.

In the present invention, the width of the radial groove 6a1, the diameter of the slider 9a, and the diameter of the milling cutter 7 are all kept consistent with the width of each handle on the wheel element. The circle center position of the inner gear ring 12, the shaft position of the second motor 3 and the communication positions of the six radial grooves 6a1 are all matched.

Before use, the wheel element shown in fig. 6 is fixed to the base plate 1 by the corresponding clamping device such that the large surface 14 of the wheel element faces upward and is located directly below the three milling cutters 7, and each of the turning handles of the wheel element is located directly below the corresponding radial groove 6a 1.

When the milling cutter is used specifically, the rocker 11 is driven to rotate by the second motor 3, so that the central rod 10, the straight gear 13 and the two tripods 9 all revolve around the circle center of the inner gear ring 12, and the central rod 10 and the two tripods 9 can rotate around the axis of the central rod 10 through gear tooth meshing transmission during revolution, each sliding block 9a and the corresponding milling cutter 7 can radially slide back and forth along the tracks of two corresponding radial grooves 6a1 with an included angle of 180 degrees, and two limit positions of the back and forth sliding of each sliding block 9a are located in the outer circular groove 6a 2. Meanwhile, the second motor 3 drives the lead screw 5 to rotate at a constant speed, so that the lifting frame 4 slowly descends, namely, the three milling cutters 7 can perform reciprocating sliding along with the corresponding sliding blocks 9a and can perform downward milling and feeding, and automatic milling processing can be performed on the large surface of the wheel disc part with six rotating handles.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a large face milling process equipment of rim plate part, includes bottom plate (1), its characterized in that: the lifting frame (4) is installed on the bottom plate (1) through a screw rod nut assembly, and the upper portion, the middle portion and the lower portion of the lifting frame (4) are respectively and correspondingly provided with a main track frame (6), a second motor (3) and an inner gear ring (12); the second motor (3) is connected with a rocker (11), the rocker (11) is connected with a center rod (10) through a bearing, a straight gear (13) meshed with the inner gear ring (12) is installed in the middle of the center rod (10), and the upper end and the lower end of the center rod (10) are fixedly connected with a tripod (9);

the tripod (9) positioned at the upper side in the two tripods (9) is connected with three sliding blocks (9a) through a key, and the bottom end of the main track frame (6) is provided with a composite groove (6a) in sliding fit with the three sliding blocks (9 a); three milling cutters (7) are arranged on the tripod (9) on the lower side of the two tripods (9) through keys.

2. The large-face milling equipment for the wheel disc parts as claimed in claim 1, wherein: the screw rod nut component comprises a first motor (8) and a guide frame (2), wherein the first motor (8) is fixedly arranged on the bottom plate (1) respectively, and the guide frame is used for vertically and slidably mounting the lifting frame (4); the first motor (8) is connected with a lead screw (5) in threaded fit with the lifting frame (4).

3. The large-face milling equipment for the wheel disc parts as claimed in claim 1, wherein: the three sliding blocks (9a) are uniformly distributed in the annular direction by taking the central rod (10) as the circle center; each milling cutter (7) is positioned right below the corresponding slide block (9 a).

4. The large-face milling equipment for the wheel disc parts as claimed in claim 1, wherein: the composite groove (6a) comprises six radial grooves (6a1) taking the output shaft of the second motor (3) as a central shaft, and the radial outer side of each radial groove (6a1) is communicated with an annular outer circular ring groove (6a 2).