CN210789384U

CN210789384U - Numerical control machine tool convenient for replacing milling cutter

Info

Publication number: CN210789384U
Application number: CN201921553102.0U
Authority: CN
Inventors: 肖皓轩; 徐双伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-06-19
Anticipated expiration: 2029-09-18

Abstract

The utility model discloses a numerical control machine tool convenient for replacing a milling cutter, which belongs to the field of numerical control machine tools and comprises a numerical control machine tool body and a driving device arranged on the numerical control machine tool body, wherein the output end of the driving device is fixedly connected with an installation block, the lower surface of the installation block is fixedly connected with an installation cylinder, the interior of the installation cylinder is provided with the milling cutter, the side wall of the installation cylinder is provided with an adjusting mechanism matched with the milling cutter, the outer side wall of the installation block is fixedly sleeved with a fixed block, the side wall of the fixed block is provided with a plurality of accommodating grooves, the outer side wall of the installation block is sleeved with a rotating ring, the rotating ring is rotatably connected with the lower surface of the fixed block through a rotating mechanism, the milling cutter is installed in the installation cylinder through the matching of the fixed block, the rotating ring, a through hole, a screw rod, milling cutter of different models can place and accomodate the inslot, and the installer of being convenient for seeks.

Description

Numerical control machine tool convenient for replacing milling cutter

Technical Field

The utility model relates to a digit control machine tool field, more specifically say, relate to a conveniently change milling cutter's digit control machine tool.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool equipped with a program control system, said control system can logically process and decode the program defined by control code or other symbolic instruction, and can use coded digital representation, and can utilize information carrier to input it into numerical control device, and can utilize the numerical control device to give out various control signals to control the action of machine tool so as to automatically machine the part according to the form and size required by drawing.

In the course of working, thereby the controller on the digit control machine tool can control drive arrangement and begin work and drive milling cutter and begin to process the part, same lathe when the part of size and model is not used in processing, need change milling cutter, present digit control machine tool is when changing milling cutter, need dismantle lock nut earlier, take out milling cutter again, need aim at the epaxial parallel key of main portion with milling cutter's tip breach during the installation, it locks to rotate lock nut again, the flow of whole change is more complicated, the machining efficiency of part is reduced.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a conveniently change milling cutter's digit control machine tool, it can realize carrying out comparatively quick change to milling cutter, is convenient for deposit the milling cutter of equidimension and model not simultaneously.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A numerical control machine tool convenient for replacing a milling cutter comprises a numerical control machine tool body and a driving device arranged on the numerical control machine tool body, wherein an output end of the driving device is fixedly connected with an installation block, the lower surface of the installation block is fixedly connected with an installation cylinder, the milling cutter is arranged in the installation cylinder, and the side wall of the installation cylinder is provided with an adjusting mechanism matched with the milling cutter; the outer side wall of the mounting block is fixedly sleeved with a fixed block, the side wall of the fixed block is provided with a plurality of accommodating grooves, the outer side wall of the mounting block is sleeved with a rotating ring, the rotating ring is rotatably connected with the lower surface of the fixed block through a rotating mechanism, the outer side wall of the rotating ring is provided with a through hole matched with the accommodating grooves, the rotating ring is fixedly connected with the lower surface of the fixed block through two bolts, a milling cutter is mounted inside the mounting cylinder, a U-shaped rod is used for driving a screw to rotate, so that the milling cutter is fixed through a threaded block, and the milling cutter can be conveniently and rapidly replaced; milling cutter of different models can place and accomodate the inslot in the difference, and the installer of being convenient for seeks.

Further, adjustment mechanism is located including inserting two screw rods of establishing on the installation section of thick bamboo inside wall the lateral wall screw thread of the inside screw rod of installation section of thick bamboo has cup jointed the thread piece, two telescopic links of inside wall fixedly connected with of installation section of thick bamboo, two the one end that the installation section of thick bamboo was kept away from to the telescopic link respectively with the lateral wall fixed connection of two thread pieces, the bayonet socket with thread piece looks adaptation is seted up to milling cutter's top lateral wall, is located the same root U type pole of lateral wall fixedly connected with of two outside screw rods of installation section of thick bamboo utilizes the U type pole to drive the screw rod and rotates for two thread pieces move toward the centre in step to the card goes into the bayonet socket that corresponds, thereby with.

Further, two the lateral wall of the relative one side of screw thread piece all is circular setting, and the tip is the screw thread piece of circular setting and is more convenient for the card to go into in the bayonet socket.

Furthermore, the inner side wall of the accommodating groove is fixedly connected with a rubber pad, the outer side wall of the rubber pad is fixedly connected with a brush, the rubber pad is used for preventing the milling cutter from colliding with the inner side wall of the accommodating groove, and the brush can be used for sweeping away scrap iron on the milling cutter.

Further, slewing mechanism includes that two are the slider of the type of falling T setting, the top of slider and the lower fixed surface of fixed block are connected, the upper surface of swivel offers the spout that is the annular setting with slider looks adaptation, and the slider that is the type of falling T setting can prevent that the slider from droing in the spout.

Furthermore, the threaded hole of the looks adaptation with the bolt is seted up to the lateral wall of change, the lower surface of fixed block is seted up a plurality of thread grooves with bolt looks adaptation, utilizes the cooperation of a plurality of thread grooves for can fix in the position of difference after the change rotates.

Further, the mounting hole that sets up with the spout intercommunication is seted up to the lateral wall of fixed block, the inside wall fixedly connected with transparent plate of mounting hole conveniently observes the size and the model of accomodating inslot milling cutter from the transparent plate, makes things convenient for the staff to select milling cutter.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme passes through fixed block, change, through-hole, accomodates the cooperation of groove, screw rod, U type pole and screw thread piece, installs milling cutter in the inside of installation section of thick bamboo, thereby utilizes U type pole drive screw to rotate and utilizes the screw thread piece to fix milling cutter, and during the dismantlement, only need rotate U type pole drive screw reverse rotation once more for screw thread piece and milling cutter separation, thereby be convenient for change milling cutter comparatively fast.

(2) The end part of the thread block is arranged in a circular shape, so that the thread block can be clamped into the bayonet more accurately and quickly.

(3) The rubber pads and the hairbrushes are arranged in the accommodating grooves, the rubber pads are used for preventing the milling cutter from colliding with the inner side walls of the accommodating grooves, and the hairbrushes can be used for sweeping away iron chips on the milling cutter.

(4) The slider is the T type setting for the slider can not drop from the spout when sliding in the spout, thereby makes things convenient for the change to rotate.

(5) Utilize two bolts of a plurality of thread grooves cooperation for the change can be fixed in same position after rotating, the operation of being convenient for.

(6) The size and the model of the milling cutter in the accommodating groove can be conveniently observed through the transparent plate arranged on the fixed block, so that the milling cutter can be conveniently selected by a worker.

Drawings

Fig. 1 is a schematic structural view of a numerical control machine tool convenient for replacing a milling cutter according to the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is a schematic view of an internal structure of an installation cylinder in a numerically-controlled machine tool convenient for replacing a milling cutter according to the present invention;

fig. 4 is a bottom view of a fixing block in the numerical control machine tool convenient for replacing the milling cutter according to the present invention;

FIG. 5 is an enlarged view at B in FIG. 4;

fig. 6 is a bottom view of a rotary ring of the numerically-controlled machine tool convenient for replacing the milling cutter according to the present invention;

fig. 7 is the utility model provides a conveniently change connection structure sketch map of change ring and fixed block in milling cutter's digit control machine tool.

The reference numbers in the figures illustrate:

1 digit control machine tool body, 2 drive arrangement, 3 installation pieces, 4 installation section of thick bamboo, 5 milling cutter, 6 fixed blocks, 7 hold groove, 8 change, 9 through-holes, 10 screw rods, 11 screw thread pieces, 12U type pole, 13 telescopic link, 14 rubber pads, 15 brushes, 16 sliders, 17 spouts, 18 transparent plates.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-7, a numerical control machine tool convenient for replacing a milling cutter comprises a numerical control machine tool body 1 and a driving device 2 arranged on the numerical control machine tool body 1, an output end of the driving device 2 is fixedly connected with an installation block 3, a lower surface of the installation block 3 is fixedly connected with an installation cylinder 4, the interior of the installation cylinder 4 is provided with the milling cutter 5, a side wall of the installation cylinder 4 is provided with an adjusting mechanism matched with the milling cutter 5, the adjusting mechanism comprises two screw rods 10 inserted on an inner side wall of the installation cylinder 4, a thread block 11 is sleeved on a thread of an outer side wall of the screw rod 10 positioned in the installation cylinder 4, outer side walls of opposite sides of the two thread blocks 11 are both in a circular arrangement, the inner side wall of the installation cylinder 4 is fixedly connected with two telescopic rods 13, one ends of the two telescopic rods 13 far away from the installation cylinder 4 are respectively fixedly connected with outer side walls, the outer side walls of two screw rods 10 positioned outside the mounting barrel 4 are fixedly connected with the same U-shaped rod 12, the screw rods 10 are driven to rotate by the U-shaped rods 12, two thread blocks 11 synchronously move towards the middle and are clamped into corresponding clamping openings, so that the milling cutter 5 is clamped, the telescopic rod 13 comprises an inner loop rod and an outer loop rod, the side wall of the outer loop rod is provided with a movable groove matched with the inner loop rod, and the outer side wall of the inner loop rod is fixedly connected with a flat key (not shown in the figure) to prevent the inner loop rod from rotating in the drawing process;

the outer side wall of the mounting block 3 is fixedly sleeved with a fixing block 6, the side wall of the fixing block 6 is provided with a plurality of accommodating grooves 7, the inner side wall of each accommodating groove 7 is fixedly connected with a rubber pad 14, the outer side wall of each rubber pad 14 is fixedly connected with a brush 15, the rubber pads 14 are used for preventing the milling cutter 5 from colliding with the inner side wall of the accommodating grooves 7, and scrap iron on the milling cutter 5 can be swept away by the brushes 15;

the outer side wall of the mounting block 3 is sleeved with a rotating ring 8, the rotating ring 8 is rotatably connected with the lower surface of the fixed block 6 through a rotating mechanism, the rotating mechanism comprises two sliders 16 which are arranged in an inverted T shape, the top of each slider 16 is fixedly connected with the lower surface of the fixed block 6, the upper surface of each rotating ring 8 is provided with a chute 17 which is matched with the corresponding slider 16 and is arranged in an annular shape, the shape of each slider 16 refers to FIG. 7, and the sliders 16 which are arranged in the inverted T shape can prevent the sliders 16 from falling off from the chutes 17;

wherein, the through-hole 9 with accomodate groove 7 looks adaptation is seted up to the lateral wall of change 8, change 8 is connected with the lower fixed surface of fixed block 6 through two bolts, the threaded hole with the looks adaptation of bolt is seted up to the lateral wall of change 8, the thread groove of a plurality of and bolt looks adaptation is seted up to the lower surface of fixed block 6, the mounting hole that sets up with accomodating groove 7 intercommunication is seted up to the lateral wall of fixed block 6, the inside wall fixedly connected with transparent plate 18 of mounting hole, transparent plate 18 is made by transparent PVC material, prevent that the bits of broken glass from leading to transparent plate 18 to damage in the part machining process.

The working principle is as follows: when the milling cutter 5 on the numerical control machine tool body 1 needs to be replaced, the U-shaped rod 12 is rotated upwards, so that the two screw rods 10 start to rotate, in the rotating process of the screw rods 10, the two thread blocks 11 start to move, the thread blocks 11 cannot rotate due to the limiting effect of the telescopic rods 13, at the moment, the two thread blocks 11 synchronously move linearly towards two sides on the screw rods 10, so that the thread blocks 11 are separated from bayonets on the milling cutter 5, at the moment, the milling cutter 5 falls from the mounting cylinder 4, and the milling cutter 5 is disassembled;

at this time, two bolts are loosened, the rotating ring 8 can start to rotate, the through hole 9 is rotated to be positioned below the empty accommodating groove 7, the disassembled milling cutter 5 is inserted into the empty accommodating groove 7, the rotating ring 8 is rotated again to enable the through hole 9 to be staggered with the accommodating groove 7 to prevent the milling cutter 5 from falling off, then the rotating ring 8 is rotated rapidly to enable the through hole 9 to be positioned below the required milling cutter 5, at this time, the milling cutter 5 falls off from the through hole 9, the falling milling cutter 5 is inserted into the mounting barrel 4, the U-shaped rod 12 is moved downwards, at this time, the screw 10 rotates reversely, so that the two thread blocks 11 synchronously move towards the middle and are clamped into corresponding clamping openings on the milling cutter 5 to complete the fixation of the milling cutter 5, through the matching among the U-shaped rod 12, the screw 10 and the thread blocks 11, when the milling cutter 5 is replaced, only the U-shaped rod 12 needs to be moved upwards, when a new milling cutter 5 is mounted, only the U-shaped rod 12 which is positioned above needs to be, realize comparatively changing milling cutter 5 fast, accomodate milling cutter 5 to accomodating in the groove 7 simultaneously, conveniently look for the staff, when milling cutter 5 drops from accomodating in the groove 7, the piece on milling cutter 5 can be detached fast to brush 15, need not the staff and again manually clears up, and the work of changing milling cutter 5 for the staff has brought the facility.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a conveniently change digit control machine tool of milling cutter, includes digit control machine tool body (1) and sets up drive arrangement (2) on digit control machine tool body (1), the output fixedly connected with installation piece (3) of drive arrangement (2), its characterized in that: the lower surface of the mounting block (3) is fixedly connected with a mounting cylinder (4), a milling cutter (5) is arranged inside the mounting cylinder (4), and the side wall of the mounting cylinder (4) is provided with an adjusting mechanism matched with the milling cutter (5);

the lateral wall of installation piece (3) is fixed to have cup jointed fixed block (6), a plurality of grooves (7) of accomodating have been seted up to the lateral wall of fixed block (6), the lateral wall cover of installation piece (3) is equipped with swivel (8), swivel (8) are connected through the lower surface rotation of slewing mechanism with fixed block (6), through-hole (9) with accomodating groove (7) looks adaptation are seted up to the lateral wall of swivel (8), swivel (8) are connected through the lower fixed surface of two bolts with fixed block (6).

2. The numerically controlled machine tool facilitating the replacement of the milling cutter according to claim 1, wherein: adjustment mechanism is located including inserting two screw rods (10) of establishing on installation section of thick bamboo (4) inside wall, the lateral wall screw thread of the inside screw rod (10) of installation section of thick bamboo (4) has cup jointed thread piece (11), two telescopic link (13) of inside wall fixedly connected with of installation section of thick bamboo (4), two the one end that installation section of thick bamboo (4) was kept away from in telescopic link (13) respectively with the lateral wall fixed connection of two thread pieces (11), the bayonet socket with thread piece (11) looks adaptation is seted up to the top lateral wall of milling cutter (5), is located the same U type pole (12) of lateral wall fixedly connected with of two outside screw rods (10) of installation section of thick bamboo (4).

3. The numerically controlled machine tool facilitating the replacement of the milling cutter according to claim 2, wherein: the outer side wall of one side opposite to the two thread blocks (11) is in a circular arrangement.

4. The numerically controlled machine tool facilitating the replacement of the milling cutter according to claim 1, wherein: the inner side wall of the accommodating groove (7) is fixedly connected with a rubber pad (14), and the outer side wall of the rubber pad (14) is fixedly connected with a brush (15).

5. The numerically controlled machine tool facilitating the replacement of the milling cutter according to claim 1, wherein: the slewing mechanism includes two slider (16) that are the type of falling T setting, the top of slider (16) and the lower fixed surface of fixed block (6) are connected, the upper surface of swivel (8) is seted up and is annular spout (17) that set up with slider (16) looks adaptation.

6. The numerically controlled machine tool facilitating the replacement of the milling cutter according to claim 1, wherein: the outer side wall of the rotating ring (8) is provided with threaded holes matched with the bolts, and the lower surface of the fixing block (6) is provided with a plurality of threaded grooves matched with the bolts.

7. The numerically controlled machine tool facilitating the replacement of the milling cutter according to claim 1, wherein: the mounting hole that sets up with spout (17) intercommunication is seted up to the lateral wall of fixed block (6), the inside wall fixedly connected with transparent plate (18) of mounting hole.