CN108818098B

CN108818098B - Tool changing device for milling machine

Info

Publication number: CN108818098B
Application number: CN201810837398.2A
Authority: CN
Inventors: 王立新
Original assignee: Anhui Jiangqiao Financial Consulting Service Co ltd
Current assignee: Hangzhou Zhuoxin Machinery Manufacturing Co ltd
Priority date: 2018-07-26
Filing date: 2018-07-26
Publication date: 2021-09-24
Anticipated expiration: 2038-07-26
Also published as: CN108818098A

Abstract

The invention discloses a tool changing device for a milling machine, which comprises a disc, wherein a first rotating shaft is fixed at the central position of the disc, a bottom plate is attached to the periphery of the disc, rotating rods are fixed on the left side and the right side of the top end of the bottom plate, the rotating rods are movably connected with the disc through first bearings, and a baffle is fixed at the bottom end of the bottom plate. This a toolchanger for milling machine, cooperation through the first pivot of disc, first pivot is fixed on the milling machine, the convenience of carousel switches four kinds of cutters, deposit reserve cutter, cooperation through bolt and nut, cooperation through bottom plate and baffle, fix the tool bit, use, cooperation through fixture block and draw-in groove, the inside of draw-in groove is inserted to the pivot that drives the cutter on with the milling machine, use, cooperation through second pivot and connecting rod, prevent to influence normal use, and is simple in operation, save the time of changing the tool bit, and the work efficiency is improved, and the practicality is strong.

Description

Tool changing device for milling machine

Technical Field

The invention relates to the technical field of tool changing devices for milling machines, in particular to a tool changing device for a milling machine.

Background

The milling machine is a machine tool with wide application, and can process plane, groove, tooth-dividing part, spiral surface and various curved surfaces on the milling machine, besides, it also can be used for processing revolution body surface and inner hole and cutting off work, when the milling machine is working, the workpiece is mounted on the working table or indexing head, etc., the milling cutter is rotated into main movement, and is supplemented with the feed movement of working table or milling head, when the existent milling machine is used for changing tool, it can not store several cutters, and can easily produce error injury in the course of dismounting, and its time for changing is long, and its working efficiency is affected, and its practical performance is poor.

Disclosure of Invention

The invention aims to provide a tool changing device for a milling machine, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a tool changing device for a milling machine comprises a disc, wherein a first rotating shaft is fixed at the central position of the disc, a bottom plate is attached to the periphery of the disc, rotating rods are fixed on the left side and the right side of the top end of the bottom plate, the rotating rods are movably connected with the disc through first bearings, a baffle plate is fixed at the bottom end of the bottom plate, a convex block is fixed on the front surface of the baffle plate, a nut is attached to the inner portion of the convex block, the nut is movably connected with the convex block through a second bearing, a bolt penetrates through the inner portion of the nut, the bolt is in threaded connection with the nut, a clamping block is fixed at the top end of the bolt, a clamping groove is formed in the clamping block, a partition plate is fixed at the bottom end of the bolt, a tool bit is fixed at the bottom end of the partition plate, four connecting rods are attached to the front surface of the disc, the connecting rods are movably connected with the disc through second rotating shafts, and an inserting rod is fixed at the right side of the bottom end of the connecting rods, the outer wall laminating of inserted bar has the ring, the ring is fixed continuous with the bottom plate.

Preferably, four corners of the disc are fixed with lantern rings, the bottom end of the lantern ring is fixed with a sleeve, the bottom end of the inner wall of the sleeve is fixed with a compression spring, the top end of the compression spring is fixed with a stop block, the compression spring is fixedly connected with a rubber block through the stop block, and the top end of the stop block is fixed with the rubber block.

Preferably, a support rod is fixed on the right side of the top end of the connecting rod.

Preferably, the surface of the nut is provided with a groove.

Preferably, a gasket is fixed on the inner wall of the lantern ring.

Compared with the prior art, the invention has the beneficial effects that: this a toolchanger for milling machine, cooperation through the first pivot of disc, first pivot is fixed on the milling machine, the convenience of carousel switches four kinds of cutters, deposit reserve cutter, cooperation through bolt and nut, cooperation through bottom plate and baffle, fix the tool bit, use, cooperation through fixture block and draw-in groove, insert the inside of draw-in groove with the pivot that drives the cutter on the milling machine, use, cooperation through second pivot and connecting rod, cooperation through inserted bar and ring, it is fixed to advance the position of bottom plate when not using, thereby it is spacing to reserve cutter, prevent to influence normal use, and is simple in operation, save the time of changing the tool bit, and the high practicality is strong, and the popularization is facilitated.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view showing a coupling structure of the base plate, the rotary rod and the bearing of FIG. 1;

FIG. 3 is a schematic view of the connection structure of the shaft, the connecting rod and the plug of FIG. 1;

fig. 4 is a schematic view of a coupling structure of the collar, the sleeve and the compression spring of fig. 1.

In the figure: 1. disc, 2, first pivot, 3, bottom plate, 4, bull stick, 5, first bearing, 6, baffle, 7, lug, 8, nut, 9, second bearing, 10, bolt, 11, fixture block, 12, draw-in groove, 13, baffle, 14, tool bit, 15, second pivot, 16, connecting rod, 17, inserted bar, 18, ring, 19, the lantern ring, 20, sleeve, 21, compression spring, 22, dog, 23, rubber block, 24, branch, 25, recess, 26, gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a tool changing device for a milling machine comprises a disc 1, a first rotating shaft 2 is fixed at the center of the disc 1, a bottom plate 3 is attached to the periphery of the disc 1, rotating rods 4 are fixed on the left side and the right side of the top end of the bottom plate 3, the rotating rods 4 are movably connected with the disc 1 through first bearings 5, a baffle plate 6 is fixed at the bottom end of the bottom plate 3, a convex block 7 is fixed on the front surface of the baffle plate 6, a nut 8 is attached to the inner part of the convex block 7, the first rotating shaft 2 is fixed on a milling machine, a ring 1 can rotate around the first rotating shaft 2, a bolt 10 at the top end of a spare tool bit 14 is inserted into the nut 8, the nut 8 is pressed, the bolt 10 is rotated, the bolt 10 rotates and continuously moves upwards in the nut 8 according to the self-locking property of threads until a partition plate 13 is attached to the convex block 7, the nut 8 is movably connected with the convex block 7 through a second bearing 9, and in the using process, the nut 8 rotates continuously around the second bearing 9 in the bump 7, so that the cutter head 14 rotates for use, the bolt 10 penetrates through the nut 8, the bolt 10 is in threaded connection with the nut 8, the top end of the bolt 10 is fixed with the clamping block 11, the clamping groove 12 is formed in the clamping block 11, the bottom end of the bolt 10 is fixed with the partition plate 13, the cutter head 14 is fixed at the bottom end of the partition plate 13, four connecting rods 16 are attached to the front surface of the disc 1, a rotating shaft of the cutter in the milling machine rotates and is inserted into the clamping groove in the clamping block 11, other connecting rods 16 corresponding to the unused spare cutter head 14 are pulled, the connecting rods 16 rotate around the second rotating shaft 15 until the inserted rods 17 at the bottom ends of the connecting rods 16 are inserted into the inner part of the circular ring 18, the position of the bottom plate 3 is fixed, the connecting rods 16 are movably connected with the disc 1 through the second rotating shaft 15, the inserted rods 17 are fixed at the right sides of the bottom ends of the connecting rods 16, the outer wall of the insert rod 17 is attached with a circular ring 18, the circular ring 18 is fixedly connected with the bottom plate 3, four corners of the disc 1 are respectively fixed with a lantern ring 19, the bottom end of the lantern ring 19 is fixed with a sleeve 20, the bottom end of the inner wall of the sleeve 20 is fixed with a compression spring 21, the elastic coefficient of the compression spring 21 is 1N/CM to 10N/CM, more spare tool bits 14 are inserted into the lantern ring 19, the compression spring 21 pushes a stop 22 to be in contact with a rubber block 23 to fix the tool bits, the top end of the compression spring 21 is fixed with the stop 22, the compression spring 21 is fixedly connected with the rubber block 23 through the stop 22, the top end of the stop 22 is fixed with the rubber block 23, the right side of the top end of the connecting rod 16 is fixed with a support rod 24 to increase the contact area between the connecting rod 16 and facilitate pulling, the surface of the nut 8 is provided with a groove 25 to increase the friction force when the nut 8 is pressed, the inner wall of the collar 19 is fixed with a gasket 26 to increase the friction force of the inner wall of the collar 19.

Fixing a first rotating shaft 2 on a milling machine, enabling a ring 1 to rotate around the first rotating shaft 2, inserting a bolt 10 at the top end of a spare tool bit 14 into a nut 8, pressing the nut 8, rotating the bolt 10, enabling the bolt 10 to rotate and continuously move upwards in the nut 8 according to the self-locking property of threads until a partition plate 13 is attached to a bump 7, selecting a bottom plate 3 corresponding to the tool bit 14 to be used, pulling the bottom plate 3, enabling the bottom plate 3 to rotate around a first bearing 5 under the fixation of a rotating rod 4, enabling the bottom plate 3 to rotate to a horizontal position, inserting a rotating shaft for driving the tool to rotate in the milling machine into a clamping groove in a clamping block 11, pulling other connecting rods 16 corresponding to the spare tool bit 14, enabling the connecting rods 16 to rotate around a second rotating shaft 15 until an inserting rod 17 at the bottom end of the connecting rod 16 is inserted into the inner part of the ring 18, and fixing the position of the bottom plate 3, during use, the nut 8 is rotated continuously around the second bearing 9 inside the projection 7, thereby rotating the cutter head 14 for use.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A tool changing device for a milling machine, comprising a disc (1), characterized in that: the disc-type motor is characterized in that a first rotating shaft (2) is fixed at the central position of the disc (1), a bottom plate (3) is attached to the periphery of the disc (1), rotating rods (4) are fixed to the left side and the right side of the top end of the bottom plate (3), the rotating rods (4) are movably connected with the disc (1) through first bearings (5), a baffle (6) is fixed to the bottom end of the bottom plate (3), a convex block (7) is fixed to the front side of the baffle (6), a nut (8) is attached to the inner portion of the convex block (7), the nut (8) is movably connected with the convex block (7) through a second bearing (9), a bolt (10) penetrates through the inner portion of the nut (8), the bolt (10) is in threaded connection with the nut (8), a clamping block (11) is fixed to the top end of the bolt (10), a clamping groove (12) is formed in the inner portion of the clamping block (11), and a partition plate (13) is fixed to the bottom end of the bolt (10), a cutter head (14) is fixed at the bottom end of the partition plate (13), four connecting rods (16) are attached to the front face of the disc (1), the connecting rods (16) are movably connected with the disc (1) through second rotating shafts (15), an inserting rod (17) is fixed on the right side of the bottom end of each connecting rod (16), a circular ring (18) is attached to the outer wall of each inserting rod (17), and the circular ring (18) is fixedly connected with the bottom plate (3);

four corners of the disc (1) are fixed with lantern rings (19), the bottom end of each lantern ring (19) is fixed with a sleeve (20), the bottom end of the inner wall of each sleeve (20) is fixed with a compression spring (21), the top end of each compression spring (21) is fixed with a stop block (22), each compression spring (21) is fixedly connected with a rubber block (23) through the stop block (22), and the top end of each stop block (22) is fixed with the rubber block (23);

a supporting rod (24) is fixed on the right side of the top end of the connecting rod (16).

2. A tool changing device for a milling machine according to claim 1, characterized in that: the surface of the nut (8) is provided with a groove (25).

3. A tool changing device for a milling machine according to claim 1, characterized in that: and a gasket (26) is fixed on the inner wall of the sleeve ring (19).