CN213164309U

CN213164309U - Numerical control machining center capable of automatically and efficiently switching cutters

Info

Publication number: CN213164309U
Application number: CN202021678467.9U
Authority: CN
Inventors: 王宏强
Original assignee: Qiqihar Yutong Machinery Manufacturing Co ltd
Current assignee: Qiqihar Yutong Machinery Manufacturing Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-05-11
Anticipated expiration: 2030-08-13

Abstract

The utility model relates to a numerical control processing technology field specifically is an automatic numerical control machining center of high-efficient switching cutter, which comprises a bod, the preceding terminal surface of organism is seted up at the cylindricality chamber, and the carousel is installed in the rotation of cylindricality intracavity, it is provided with a plurality of cutters to circularize the array on the carousel, the carousel is driven rotatoryly by the axis of rotation, the inside cavity of having seted up of organism is provided with actuating mechanism and locking mechanism in the cavity, actuating mechanism includes sheave, cylindric lock, drive plate, spacing dish and driving shaft, axis of rotation one end and the coaxial welding of carousel, the axis of rotation other end stretches into the cavity and coaxial fixed with the sheave, drive plate fixed connection cylindric lock, the cylindric lock cooperatees with the radial groove of sheave. Through setting up sheave, cylindric lock, drive plate, spacing dish and driving shaft cooperation and using, can change the cutter fast and accurately, improve the operating efficiency, have very strong practicality.

Description

Numerical control machining center capable of automatically and efficiently switching cutters

Technical Field

The utility model relates to a numerical control processing technology field specifically is an automatic high-efficient numerical control machining center who switches over cutter.

Background

The machining center is a high-efficiency automatic machine tool which is developed from a numerical control milling machine, consists of mechanical equipment and a numerical control system and is suitable for machining complex parts. The numerical control milling machine is different from a numerical control milling machine in that the machining center has the capability of automatically exchanging machining tools, and the machining tools on the main shaft can be changed through the automatic tool changing device in one-time clamping by installing tools with different purposes on the tool magazine, so that multiple machining functions are realized.

The existing numerical control machining center is complex in the process of automatically changing the cutter of the electric spindle, the cutter changing is difficult to be accurately positioned, an operation gap exists, and the operation efficiency is reduced.

In view of this, we propose a numerical control machining center capable of automatically and efficiently switching tools.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic numerical control machining center of high-efficient switching cutter to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic numerical control machining center of high-efficient switching cutter, includes the organism, the preceding terminal surface of organism is seted up in the cylindricality chamber, and the rotation is installed to the rotation of cylindricality intracavity, annular array is provided with a plurality of cutters on the carousel, the carousel is driven by the axis of rotation and is rotated, the inside cavity that has seted up of organism is provided with actuating mechanism and locking mechanism in the cavity, actuating mechanism includes sheave, cylindric lock, drive disc, spacing dish and driving shaft, axis of rotation one end and carousel coaxial welding, the axis of rotation other end stretches into the cavity and coaxial fixed with the sheave, drive disc fixed connection cylindric lock, the cylindric lock cooperatees with the radial groove of sheave.

Preferably, one end of the driving shaft is fixedly connected with an output shaft of the motor through a coupler, the other end of the driving shaft extends into the cavity and is coaxially fixed with the limiting disc and the driving disc in sequence, and an arc-shaped groove is formed in the periphery of the limiting disc.

Preferably, the lower extreme of sheave is provided with locking mechanism, locking mechanism includes locking round pin, tension spring, V-arrangement dead lever and traveller, the middle part of V-arrangement dead lever is passed through the center pin and is rotated and install on the cavity inner wall, the upper end fixed connection traveller of V-arrangement dead lever, the lower extreme fixed connection locking round pin of V-arrangement dead lever, the traveller offsets with the spacing dish outer wall and contradicts, the locking round pin card is established in the radial inslot of sheave lower extreme.

Preferably, the tension spring is vertically arranged below the grooved pulley, two ends of the tension spring are sequentially arranged at the bottom ends of the V-shaped pull rod and the inner wall of the cavity through positioning columns, and the two groups of positioning columns are located on the same straight line.

Preferably, the number of the radial grooves formed in the rotating shaft is the same as that of the cutters, the number of the radial grooves is six, and the circumference of the limiting disc is one sixth of the circumference of the grooved wheel.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the cylindrical pin does not enter the radial groove, the sliding column is also separated from the arc-shaped groove and is in anticlockwise offset to abut against the outer wall of the limiting disc, so that the V-shaped pull rod is in anticlockwise offset along with the V-shaped pull rod, the cylindrical pin is clamped in the radial groove at the lowest end under the elastic action of the tension spring, the grooved wheel is locked, the cutter is stabilized at the well-changed position, and the later-stage processing operation is facilitated;

2. the utility model discloses novel structure, easy operation uses through setting up sheave, cylindric lock, drive plate, spacing dish and driving shaft cooperation, can change the cutter fast and accurately, avoids having the operation space, improves the operating efficiency, has very strong practicality.

Drawings

Fig. 1 is a front view of the structure of the present invention;

FIG. 2 is a schematic cross-sectional view taken along line a-a of FIG. 1;

fig. 3 is a schematic cross-sectional view of b-b in fig. 1.

In the figure: the device comprises a machine body 1, a rotary table 2, a cutter 3, a rotating shaft 4, a grooved pulley 5, a radial groove 501, a cylindrical pin 6, a driving disc 7, a limiting disc 8, a driving shaft 9, a locking pin 10, a tension spring 11, a V-shaped pull rod 12 and a sliding column 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides an automatic numerical control machining center of high-efficient switching cutter, includes organism 1, and the preceding terminal surface of organism 1 is seted up in the cylindricality chamber, and the rotation is installed carousel 2 in the cylindricality intracavity, and annular array is provided with six groups of cutters 3 on the carousel 2, and six groups of cutters 3 accessible fix with screw are on carousel 2. The turntable 2 is driven to rotate by the rotating shaft 4, a cavity is formed in the machine body 1, a driving mechanism and a locking mechanism are arranged in the cavity, the driving mechanism comprises a grooved pulley 5, a cylindrical pin 6, a driving disc 7, a limiting disc 8 and a driving shaft 9, one end of the rotating shaft 4 is coaxially welded with the turntable 2, the other end of the rotating shaft 4 extends into the cavity and is coaxially fixed with the grooved pulley 5, the driving disc 7 is fixedly connected with the cylindrical pin 6, and the cylindrical pin 6 is matched with a radial groove 501 of the grooved pulley 5. The number of the radial grooves 501 formed in the rotating shaft 4 is the same as that of the cutters 3, and is six, and the circumference of the limiting disc 8 is one sixth of the circumference of the grooved wheel 5. The advantage of this arrangement is that the driving disk 7 rotates by 60 ° with each rotation of the driving disk, so that the cutter 3 can be replaced quickly and accurately.

As shown in fig. 1 and 3, one end of the driving shaft 9 is fixedly connected with an output shaft of the motor through a coupler, the other end of the driving shaft 9 extends into the cavity and is coaxially fixed with the limiting disc 8 and the driving disc 7 in sequence, and an arc-shaped groove is formed in the periphery of the limiting disc 8. During the use, the starter motor, the motor drives the driving shaft 9 rotatory, and the driving shaft 9 drives initiative dish 7 and spacing dish 8 in proper order again and rotates, when cylindric lock 6 on the initiative dish 7 got into radial groove 501 in, can drive sheave 5 and carry out rather than the ascending rotation in opposite direction, and sheave 5 acts on axis of rotation 4 and carousel 2 again to play the purpose of switching a plurality of cutters 3.

As shown in fig. 1 and fig. 3, the lower end of the sheave 5 is provided with a locking mechanism, the locking mechanism includes a locking pin 10, a tension spring 11, a V-shaped pulling rod 12 and a sliding column 13, the middle part of the V-shaped pulling rod 12 is rotatably installed on the inner wall of the cavity through a central shaft, the upper end of the V-shaped pulling rod 12 is fixedly connected with the sliding column 13, the lower end of the V-shaped pulling rod 12 is fixedly connected with the locking pin 10, the sliding column 13 is abutted to the outer wall of the limiting disc 8, the locking pin 10 is clamped in a radial groove 501 at the lowest end of the sheave 5, the tension spring 11 is vertically arranged below the sheave 5, two ends of the tension spring 11 are sequentially arranged at the bottom ends of the V-shaped pulling rod 12 and the inner wall of the cavity through positioning.

The working principle is as follows: in the in-service use, starter motor, the motor drives driving shaft 9 and rotates, and driving shaft 9 drives driving disc 7 and spacing dish 8 again in proper order and rotates, when cylindric lock 6 just got into radial groove 501 in, traveller 13 also got into in the 8 arc recesses of spacing dish simultaneously, V-arrangement dead lever 12 drives locking pin 10 under tension spring 11's the elastic action this moment and breaks away from in radial groove 501 of bottommost, make sheave 5 can be at the drive normal rotation of cylindric lock 6, and sheave 5 acts on axis of rotation 4 and carousel 2 again, thereby play the purpose of switching a plurality of cutters 3. And when cylindric lock 6 did not get into radial groove 501 in, traveller 13 also breaks away from and the anticlockwise skew is contradicted on spacing dish 8 outer wall from the arc recess to make V-arrangement dead lever 12 anticlockwise skew thereupon, and overcome tension spring 11's elastic action and establish cylindric lock 6 card in radial groove 501 of lower extreme, realize the effect of locking to sheave 5, thereby stabilize cutter 3 in the position of changing, make things convenient for the later stage to carry out the processing operation.

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. The utility model provides an automatic numerical control machining center of high-efficient switching cutter, includes organism (1), its characterized in that: the front end face of the machine body (1) is arranged in a cylindrical cavity, a rotary table (2) is rotatably arranged in the cylindrical cavity, a plurality of cutters (3) are arranged on the rotary table (2) in an annular array mode, the rotary table (2) is driven to rotate by a rotating shaft (4), a cavity is formed in the machine body (1), a driving mechanism and a locking mechanism are arranged in the cavity, the driving mechanism comprises a grooved pulley (5), a cylindrical pin (6), a driving disc (7), a limiting disc (8) and a driving shaft (9), one end of the rotating shaft (4) is coaxially welded with the rotary table (2), the other end of the rotating shaft (4) extends into the cavity and is coaxially fixed with the grooved pulley (5), the driving disc (7) is fixedly connected with the cylindrical pin (6), and the cylindrical pin (6) is matched with a radial groove (501) of the grooved.

2. The numerical control machining center capable of automatically and efficiently switching the cutters as claimed in claim 1, wherein: one end of the driving shaft (9) is fixedly connected with an output shaft of the motor through a coupler, the other end of the driving shaft (9) extends into the cavity and is coaxially fixed with the limiting disc (8) and the driving disc (7) in sequence, and an arc-shaped groove is formed in the periphery of the limiting disc (8).

3. The numerical control machining center capable of automatically and efficiently switching the cutters as claimed in claim 2, wherein: the lower extreme of sheave (5) is provided with locking mechanism, locking mechanism includes lock pin (10), tension spring (11), V-arrangement dead lever (12) and traveller (13), the middle part of V-arrangement dead lever (12) is passed through the center pin and is rotated and install on the cavity inner wall, upper end fixed connection traveller (13) of V-arrangement dead lever (12), lower extreme fixed connection lock pin (10) of V-arrangement dead lever (12), traveller (13) and spacing dish (8) outer wall are inconsistent, lock pin (10) card is established in radial groove (501) of sheave (5) lower extreme.

4. The numerical control machining center capable of automatically and efficiently switching the cutters as claimed in claim 3, wherein: the tension spring (11) is vertically arranged below the grooved pulley (5), two ends of the tension spring (11) are sequentially arranged at the V-shaped pull rod (12) and the bottom end of the inner wall of the cavity through positioning columns, and the two groups of positioning columns are located on the same straight line.

5. The numerical control machining center capable of automatically and efficiently switching the cutters as claimed in claim 1, wherein: the number of the radial grooves (501) formed in the rotating shaft (4) is the same as that of the cutters (3), the number of the radial grooves is six, and the circumference of the limiting disc (8) is one sixth of the circumference of the grooved wheel (5).