CN213164316U

CN213164316U - Tool changing device for milling machine

Info

Publication number: CN213164316U
Application number: CN202021879591.1U
Authority: CN
Inventors: 郑金桥; 马翠翠
Original assignee: Suzhou Hejiashun Electronic Technology Co ltd
Current assignee: Suzhou Hejiashun Electronic Technology Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-05-11
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a tool changer for milling machine, the utility model relates to the technical field of milling machine, the tool changer for milling machine comprises a bracket, four upright posts and a base, wherein the base is positioned below the bracket, the four upright posts are respectively welded at the four corners between the bracket and the base, the bottom ends of the upright posts are all welded on the upper surface of the base, a top plate is arranged above the bracket, four sliding rods are fixed on the periphery of the lower surface of the top plate, and the lower ends of the sliding rods penetrate out of the lower surface of the bracket; the beneficial effects of the utility model reside in that: the first motor drives the rotary table to rotate through the rotary shaft to realize milling cutter switching, various types of surface machining is realized, the trouble of tool changing disassembly is avoided, the milling cutter can move up and down through the gear and the rack, the cutter is convenient to take up and put, the third motor drives the four milling cutters to rotate through the first belt wheel and the second generation wheel, and the production efficiency is greatly improved while the structure is compact.

Description

Tool changing device for milling machine

Technical Field

The utility model belongs to the technical field of the milling machine technique and specifically relates to a tool changing device for milling machine is related to.

Background

The milling machine mainly refers to a machine tool for processing various surfaces of a workpiece by using a milling cutter. Typically the milling cutter is moved primarily in a rotational motion and the movement of the workpiece and the milling cutter is a translational motion. It can be used for processing plane, groove, various curved surfaces and gears. The milling machine is a machine tool for milling a workpiece by using a milling cutter. The milling machine can mill planes, grooves, gear teeth, threads and spline shafts, can also process complex molded surfaces, has higher efficiency than a planer, and is widely applied to mechanical manufacturing and repairing departments. The tool changing mode of the existing milling machine in the machining process is manual disassembly and assembly, which is very troublesome, wastes time and labor, and reduces the production efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the problem that above-mentioned exists and not enough, provide a toolchanger for milling machine, its first motor drives the carousel through the pivot and rotates and realize milling cutter and switch, realize multiple type surface machining, the trouble of dismantling the tool changing has been avoided simultaneously, make milling cutter can reciprocate through gear and rack, conveniently receive the sword and put the sword, make the third motor drive four milling cutter rotations simultaneously through first band pulley and second generation wheel, compact structure has improved production efficiency greatly simultaneously.

In order to achieve the purpose, the adopted technical scheme is as follows:

a tool changing device for a milling machine comprises a support, four upright posts and a base, wherein the base is positioned below the support, the four upright posts are welded at four corners between the support and the base respectively, and the bottom ends of the upright posts are welded on the upper surface of the base;

a top plate is arranged above the support, four sliding rods are fixed on the periphery of the lower surface of the top plate, the lower ends of the sliding rods penetrate through the lower surface of the support, bottom plates which correspond to the top plate in position up and down are fixed at the lower ends of the four sliding rods, a rack is fixed between the top plate and the bottom plate, the lower end of the rack penetrates through the support and is connected with the rack in a sliding manner, a second motor is fixedly arranged on the upper surface of the support and positioned on the left side of the top plate, and a gear is rotatably connected to the front end of the second motor;

fixed surface installs first motor on the roof, just first motor lower extreme rotates and is connected with the pivot, the pivot lower extreme passes in proper order the support with the bottom plate, just pivot lower extreme fixedly connected with carousel, fixedly connected with support in the middle of the carousel lower surface, fixed mounting has the third motor in the support, the third motor upper end rotates and is connected with the shaft, just shaft surface equidistance cup joints and is fixed with four first band pulleys, the carousel lower surface just is located the shaft outside evenly rotates and is connected with four transposons, milling cutter is all installed to transposons inside below, just transposons surface top all cup joints and is fixed with the second band pulley.

Preferably, the gear is engaged with the rack.

Preferably, the sliding rod is connected with the bracket in a sliding manner, and the rotating shaft is connected with the bracket in a rotating manner.

Preferably, the milling cutter is fixed below the inner part of the rotary seat through a stud and a nut.

Preferably, the four first pulleys are flush with the four second pulleys, respectively.

Preferably, a circle of belt is sleeved between the first belt wheel and the second belt wheel which are positioned on the same horizontal plane.

By adopting the technical scheme, the beneficial effects are as follows:

four types of milling cutters can be loaded through the rotary table, so that various types of milling can be conveniently realized, the first motor drives the rotary table to rotate through the rotary shaft so as to realize the switching of the milling cutters, a user can conveniently change the cutters, the cutter changing efficiency is improved, the trouble of disassembling and changing the cutters is avoided, the milling cutters can move up and down through the gears and the racks, the cutters can be conveniently collected and placed, and the whole milling process is smoother;

make the third motor drive four milling cutter rotations simultaneously through first band pulley and second generation wheel, not only make device compact structure, also improved simultaneously and milled efficiency greatly, but four milling cutter autonomous working also can simultaneous working, improved production efficiency greatly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments of the present invention will be briefly described below. The drawings are intended to depict only some embodiments of the invention, and not all embodiments of the invention are limited thereto.

Fig. 1 is a schematic view of the overall front view cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the overall left-side cross-sectional structure of the present invention;

fig. 3 is a schematic view of the structure of the turntable from the bottom;

fig. 4 is a schematic diagram of a partially enlarged structure in fig. 1 according to the present invention.

The labels in the figure are: a bracket 1; a column 2; a base 3; a top plate 4; a bottom plate 5; a slide bar 6; a rack 7; a first electric motor 8; a second electric motor 9; a gear 10; a rotating shaft 11; a turntable 12; a first pulley 13; a second pulley 14; a swivel mount 15; a milling cutter 16; a third motor 17; a support 18; an axle 19.

Detailed Description

In order to make the purpose, technical features and technical effects of the technical solution of the present invention clearer, the drawings of the embodiments of the present invention are combined together, and the example solution of the embodiments of the present invention is clearly and completely described.

Referring to fig. 1 to 4, the utility model relates to a tool changer for a milling machine, which comprises a support 1, four upright columns 2 and a base 3, wherein the base 3 is positioned below the support 1, the number of the upright columns 2 is four, the four upright columns 2 are respectively welded at four corners between the support 1 and the base 3, and the bottom ends of the upright columns 2 are all welded on the upper surface of the base 3;

a top plate 4 is arranged above the support 1, four sliding rods 6 are fixed on the periphery of the lower surface of the top plate 4, the lower ends of the sliding rods 6 penetrate through the lower surface of the support 1, bottom plates 5 which vertically correspond to the positions of the top plate 4 are fixed at the lower ends of the four sliding rods 6, a rack 7 is fixed between the top plate 4 and the bottom plate 5, the lower ends of the racks 7 penetrate through the support 1 and are in sliding connection with the racks 7, a second motor 9 is fixedly installed on the upper surface of the support 1 and positioned on the left side of the top plate 4, and a gear 10 is rotatably connected to the;

a first motor 8 is fixedly arranged on the upper surface of the top plate 4, the lower end of the first motor 8 is rotatably connected with a rotating shaft 11, the lower end of the rotating shaft 11 sequentially penetrates through the support 1 and the bottom plate 5, the lower end of the rotating shaft 11 is fixedly connected with a rotating disc 12, a support 18 is fixedly connected in the middle of the lower surface of the rotating disc 12, a third motor 17 is fixedly arranged in the support 18, the upper end of the third motor 17 is rotatably connected with a wheel shaft 19, four first belt wheels 13 are fixedly sleeved on the surface of the wheel shaft 19 at equal intervals, four rotary seats 15 are uniformly and rotatably connected on the lower surface of the rotating disc 12 and positioned on the outer side of the wheel shaft 19, milling cutters 16 are arranged below the inner;

the gear 10 is meshed with the rack 7, the sliding rod 6 is connected with the support 1 in a sliding mode, the rotating shaft 11 is connected with the support 1 in a rotating mode, the milling cutter 16 is fixed to the lower portion of the inner portion of the rotary seat 15 through a stud and a nut, the four first belt wheels 13 are respectively flush with the four second belt wheels 14, and a circle of belt is sleeved between the first belt wheels 13 and the second belt wheels 14 on the same horizontal plane;

specifically, before using, a user needs to connect the first motor 8, the second motor 9 and the third motor 17 to an external power supply, firstly, the cutter is installed, the user inserts four milling cutters 16 of different types into the lower part of the inner part of the rotary seat 15 respectively, then the milling cutter 16 is fixed in the rotary seat 15 by screwing the stud bolt and the nuts at the two sides of the stud bolt, at the moment, the installation of the cutter is finished, a user needs to select and replace the milling cutter 16 according to the surface treatment requirement of the workpiece to be milled, four types of milling cutters 16 can be loaded through the rotary table 12, so that various types of milling can be conveniently realized, the first motor 8 drives the rotary table 12 to rotate through the rotary shaft 11 so as to realize the switching of the milling cutters 16, a user can conveniently change the cutters, the cutter changing efficiency is improved, the trouble of disassembling and changing the cutters is avoided, the milling cutter 16 can move up and down through the gear 10 and the rack 7, so that the cutter can be conveniently retracted and released, and the whole milling process is smoother;

further, the first motor 8 is started, the first motor 8 drives the rotating shaft 11 to rotate, the rotating shaft 11 drives the rotating disc 12 to rotate, when the milling cutter 16 needed in the four milling cutters 16 below the rotating disc 12 rotates to the position above the workpiece, the first motor 8 is turned off, then the second motor 9 is started, the second motor 9 drives the gear 10 to rotate clockwise, due to the fact that the gear 10 is meshed with the rack 7, the rack 7 is driven by the gear 10 to move vertically downwards, the rack 7 drives the top plate 4 and the bottom plate 5 to move downwards, the top plate 4 and the bottom plate 5 slide up and down in the support 1 through the sliding rod 6 between the top plate and the bottom plate, so that the milling cutters 16 are driven to put down, then the third motor 17 is started, the third motor 17 drives the wheel shaft 19 to rotate, the wheel shaft 19 drives the four first pulleys 13 to rotate, the first pulleys 13 drive the second pulleys 14 to rotate through the belt, the second pulleys 14 drive the rotary seat 15 to, milling the surface of a workpiece, after the workpiece is milled, driving the gear 10 to rotate anticlockwise through the second motor 9, thereby enabling the rack 7 to drive the milling cutter 16 to retract upwards, closing the second motor 9 after retracting, then closing the third motor 17 to stop rotating the milling cutter 16, enabling the third motor 17 to drive the four milling cutters 16 to rotate simultaneously through the first belt wheel 13 and the second belt wheel 14, not only enabling the device to be compact in structure, but also greatly improving the milling efficiency, and the four milling cutters 16 can work independently and simultaneously, thereby greatly improving the production efficiency.

In the present specification, each embodiment is described with emphasis on differences from other embodiments, and the same or similar parts between the embodiments may be referred to each other. Unless otherwise defined, technical or scientific terms used in the present embodiments should have the ordinary meaning as understood by those having ordinary skill in the art to which the present invention belongs.

Exemplary embodiments of the present invention have been described in detail with reference to the preferred embodiments, however, it will be understood by those skilled in the art that various modifications and changes may be made to the above specific embodiments without departing from the scope of the present invention, and various combinations of the technical features and structures of the present invention may be implemented without departing from the scope of the present invention, which is defined by the appended claims.

Claims

1. The utility model provides a tool changing device for milling machine, includes support (1), stand (2) and base (3), its characterized in that:

the base (3) is positioned below the support (1), four upright columns (2) are arranged, the four upright columns (2) are respectively welded at four corners between the support (1) and the base (3), and the bottom ends of the upright columns (2) are welded on the upper surface of the base (3);

a top plate (4) is arranged above the support (1), four sliding rods (6) are fixed on the periphery of the lower surface of the top plate (4), the lower ends of the sliding rods (6) penetrate through the lower surface of the support (1), a bottom plate (5) corresponding to the top plate (4) in position up and down is fixed at the lower ends of the four sliding rods (6), a rack (7) is fixed between the top plate (4) and the bottom plate (5), the lower end of the rack (7) penetrates through the support (1) and is connected with the rack (7) in a sliding manner, a second motor (9) is fixedly arranged on the upper surface of the support (1) and positioned on the left side of the top plate (4), and a gear (10) is rotatably connected to the front end of the second motor (9);

a first motor (8) is fixedly arranged on the upper surface of the top plate (4), the lower end of the first motor (8) is rotatably connected with a rotating shaft (11), the lower end of the rotating shaft (11) penetrates through the bracket (1) and the bottom plate (5) in sequence, the lower end of the rotating shaft (11) is fixedly connected with a rotating disc (12), the middle of the lower surface of the rotating disc (12) is fixedly connected with a support (18), a third motor (17) is fixedly arranged in the support (18), the upper end of the third motor (17) is rotatably connected with a wheel axle (19), and four first belt wheels (13) are sleeved and fixed on the surface of the wheel shaft (19) at equal intervals, four rotary bases (15) are uniformly and rotatably connected to the lower surface of the rotary table (12) and positioned on the outer side of the wheel shaft (19), milling cutters (16) are arranged below the inner parts of the rotary bases (15), and second belt wheels (14) are fixedly sleeved on the upper parts of the surfaces of the rotary bases (15).

2. A tool changing device for a milling machine according to claim 1, wherein: the gear (10) is meshed with the rack (7).

3. A tool changing device for a milling machine according to claim 1, wherein: the sliding rod (6) is connected with the support (1) in a sliding mode, and the rotating shaft (11) is connected with the support (1) in a rotating mode.

4. A tool changing device for a milling machine according to claim 1, wherein: the milling cutter (16) is fixed below the inner part of the rotary seat (15) through a stud and a nut.

5. A tool changing device for a milling machine according to claim 1, wherein: the four first belt wheels (13) are respectively flush with the four second belt wheels (14).

6. A tool changing device for a milling machine according to claim 1, wherein: a circle of belt is sleeved between the first belt wheel (13) and the second belt wheel (14) which are positioned on the same horizontal plane.