CN214109583U

CN214109583U - Positioner that cutter was used on digit control machine tool

Info

Publication number: CN214109583U
Application number: CN202022949638.3U
Authority: CN
Inventors: 骆烦兵
Original assignee: Xi'an Qinyue Precision Tools Co ltd
Current assignee: Xi'an Qinyue Precision Tools Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-09-03
Anticipated expiration: 2030-12-08

Abstract

The utility model discloses a positioner that cutter was used on digit control machine tool, concretely relates to digit control machine tool field, including the headstock, the bottom fixedly connected with location case of headstock, the inboard sliding connection of spout has the cutter carousel, the installation external member has been cup jointed in the inboard activity of connecting the external member, the inboard fixed mounting of installation external member has the cutter mount pad, the inboard demountable installation of mounting groove has the cutter. The utility model has the advantages that through the structural design of the telescopic connecting mechanism, the permanent magnet structure, the connecting external member structure and the mounting external member structure, the cutter does not deviate in the working process, the positioning effect of the device is improved, and the processing precision of the machine tool is improved; through location case structure and cutter carousel structural design, make a plurality of different cutter accessible rotary cutter carousel change, left out cutter dismouting and zero correction operation, simplified the cutter and changed the process, improved the machining efficiency of digit control machine tool.

Description

Positioner that cutter was used on digit control machine tool

Technical Field

The utility model relates to a digit control machine tool technical field, more specifically say, the utility model particularly relates to a positioner that cutter was used on the digit control machine tool.

Background

The numerical control machine tool is an automatic machine tool provided with a program control system, is one of the mechanical processing machines which are widely used at present, has certain influence on the processing precision of the numerical control machine tool due to the good positioning effect of a cutter, and the positioning device for the cutter on the common numerical control machine tool positions and fixes the cutter through manually screwing a bolt.

Generally, the numerical control machine tool needs to rotate at a high speed when performing precision machining, the positioning effect of a bolt is poor, the numerical control machine tool easily loosens the bolt outside the cutter due to vibration generated during working, the deviation of the installation position of the cutter is caused, the machining precision is reduced, and when a complex workpiece is machined, the cutter needs to be manually and frequently replaced, zero point correction is performed after replacement is completed at every time, the cutter dismounting process is complex, and the machining efficiency of the numerical control machine tool is reduced.

Therefore, it is desirable to provide a positioning device for a tool on a numerical control machine.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a positioner that cutter was used on digit control machine tool through flexible coupling mechanism structure, permanent magnet structure, connection external member structure, installation external member structure, location case structure and cutter carousel structural design 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: a positioning device for cutters on a numerical control machine tool comprises a spindle box, wherein a driving wheel is fixedly mounted on the inner side of the spindle box, a telescopic connecting mechanism is fixedly mounted at the bottom end of the driving wheel, a permanent magnet is fixedly connected to the bottom surface of the telescopic connecting mechanism, a conical groove is formed in the bottom end of the permanent magnet, a positioning box is fixedly connected to the bottom end of the spindle box, a positioning assembly is fixedly sleeved on the outer side of the positioning box, a sliding groove is formed in the inner side of the positioning assembly, a cutter turntable is slidably connected to the inner side of the sliding groove, anti-slip threads are formed in the outer side of the cutter turntable, a connecting sleeve is fixedly mounted on the bottom surface of the cutter turntable, a mounting sleeve is movably sleeved on the inner side of the connecting sleeve, a rotating groove is formed in the outer side of the mounting sleeve, the inner side of the rotating groove is slidably connected with the inner side of the cutter turntable, and a cutter mounting seat is fixedly mounted on the inner side of the mounting sleeve, the mounting groove has been seted up to the inboard of cutter mount pad, the inboard demountable installation of mounting groove has the cutter, the block subassembly has been cup jointed in the outside activity of installation external member, the block subassembly includes the ring gear, the fixed coupling that has cup jointed in the inboard of ring gear, one side fixed mounting of fastener has the block board, the top fixed mounting of installation external member has iron plate, the circular cone arch that suits with the permanent magnet bottom end is seted up on the top of iron plate.

In a preferred embodiment, a buffer layer is fixedly sleeved on the inner side of the connecting sleeve, a ball and a guide ball are movably sleeved on the inner side of the buffer layer, the outer side of the ball is slidably connected with the outer side of the mounting sleeve, and the outer side of the guide ball is slidably connected with the outer edge of the clamping component.

In a preferred embodiment, the mounting groove is S-shaped, and a clamping piece matched with the mounting groove is fixedly connected to the top end of the cutter.

In a preferred embodiment, the telescopic connection mechanism is an elastic material member, a driving push rod and a scissor type telescopic structure are fixedly sleeved in the telescopic connection mechanism, and a non-magnetic metal layer is fixedly sleeved on the outer side of the permanent magnet.

In a preferred embodiment, the connection sleeve has a rotation adjusting groove formed on an outer side thereof, an inner side of the rotation adjusting groove is slidably connected to an outer side of the gear ring, the mounting sleeve has an engaging groove formed on an outer side thereof, an inner side of the engaging groove is slidably connected to an outer side of the engaging plate, and the engaging piece is an elastic member.

In a preferred embodiment, the cutter carousel slope sets up in the outside of locating box, the spacing groove has been seted up to the inboard of spout, the spacing bolt has been seted up to the inboard of cutter carousel, the quantity of spacing groove, spacing bolt and connection external member is a plurality of, a plurality of connect the external member evenly distributed in the bottom surface of cutter carousel, a plurality of spacing bolt evenly distributed is in the inboard of cutter carousel.

The utility model discloses a technological effect and advantage:

1. the utility model adopts the structure design of the telescopic connecting mechanism, the permanent magnet structure, the connecting external member structure and the mounting external member, the cutter mounting seat and the clamping component are utilized to fix the cutter, and the telescopic connecting mechanism and the permanent magnet are utilized to carry out magnetic connection on the mounting external member, so that the cutter does not deviate in the working process, the positioning effect of the device is improved, and the processing precision of the machine tool is improved;

2. the utility model discloses a location case structure and cutter carousel structural design utilize the locating component in the cutter carousel and the location case outside, make the rotatory cutter carousel of a plurality of different cutter accessible change, have left out cutter dismouting and zero point correction operation, have simplified the cutter and have changed the process, have improved the machining efficiency of digit control machine tool.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the internal structure of the installation kit of the present invention.

Fig. 3 is a top view of the structure of the engaging member of the present invention.

Fig. 4 is a bottom view of the tool mounting base structure of the present invention.

Fig. 5 is a schematic structural diagram of a position a in fig. 2 according to the present invention.

The reference signs are: 1. a main spindle box; 2. a positioning box; 3. a tool carousel; 4. a connecting kit; 5. installing a kit; 6. a cutter; 11. a driving wheel; 12. a telescopic connection mechanism; 13. a permanent magnet; 41. a ball bearing; 42. a guide bead; 51. a tool mounting seat; 52. clamping the assembly; 53. an iron plate; 511. mounting grooves; 521. A toothed ring; 522. a fastener; 523. a clamping plate.

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.

As shown in fig. 1-5, a positioning device for a tool on a numerical control machine tool comprises a main spindle box 1, a driving wheel 11 is fixedly installed on the inner side of the main spindle box 1, a telescopic connection mechanism 12 is fixedly installed at the bottom end of the driving wheel 11, a permanent magnet 13 is fixedly connected to the bottom surface of the telescopic connection mechanism 12, a conical groove is formed at the bottom end of the permanent magnet 13, a positioning box 2 is fixedly connected to the bottom end of the main spindle box 1, a positioning assembly is fixedly sleeved on the outer side of the positioning box 2, a sliding groove is formed on the inner side of the positioning assembly, a tool turntable 3 is slidably connected to the inner side of the sliding groove, anti-slip patterns are formed on the outer side of the tool turntable 3, a connection sleeve 4 is fixedly installed on the bottom surface of the tool turntable 3, an installation sleeve 5 is movably sleeved on the inner side of the connection sleeve 4, a rotating groove is formed on the outer side of the installation sleeve 5, the inner side of the rotating groove is slidably connected with the inner side of the tool turntable 3, a tool mounting seat 51 is fixedly installed on the inner side of the installation sleeve 5, the inner side of the cutter mounting seat 51 is provided with a mounting groove 511, the inner side of the mounting groove 511 is detachably provided with a cutter 6, the outer side of the mounting sleeve 5 is movably sleeved with a clamping component 52, the clamping component 52 comprises a toothed ring 521, the inner side of the toothed ring 521 is fixedly sleeved with a clamping piece 522, one side of the clamping piece 522 is fixedly provided with a clamping plate 523, the top end of the mounting sleeve 5 is fixedly provided with an iron plate 53, and the top end of the iron plate 53 is provided with a conical bulge matched with the bottom end of the permanent magnet 13.

The implementation mode is specifically as follows: through the structural design of the telescopic connecting mechanism 12, the permanent magnet 13, the connecting kit 4 and the mounting kit 5, the cutter 6 is fixed by using the cutter mounting seat 51 and the clamping component 52, and the mounting kit 5 is magnetically connected by using the telescopic connecting mechanism 12 and the permanent magnet 13, so that the cutter 6 does not deviate in the working process, the positioning effect of the device is improved, and the machining precision of a machine tool is improved; through 2 structures of location case and 3 structural design of cutter carousel, utilize the locating component in the 2 outsides of cutter carousel 3 and location case, make 6 accessible rotary cutter carousels of a plurality of different cutters 3 change, left out 6 dismouting of cutter and correction operation at zero point, simplified 6 processes of changing of cutter, improved the machining efficiency of digit control machine tool.

Wherein, the fixed buffer layer that has cup jointed in the inboard of connecting external member 4, the inboard activity of buffer layer has cup jointed ball 41 and guide ball 42, the outside of ball 41 and the outside sliding connection of installation external member 5, and the outside of guide ball 42 and the outer edge sliding connection of block subassembly 52 utilize the setting of ball 41 and guide ball 42, make the rotation process of installation external member 5 and cutter 6 more steady smooth and easy.

Wherein, mounting groove 511 is the S font, and the top fixedly connected with of cutter 6 has reduced the skew of cutter 6 between rotation in-process and installation external member 5 with the joint spare that mounting groove 511 suits, has improved the location effect of device.

The telescopic connecting mechanism 12 is an elastic material component, a driving push rod and a scissor type telescopic structure are fixedly sleeved inside the telescopic connecting mechanism 12, and a non-magnetic metal layer is fixedly sleeved outside the permanent magnet 13, so that the telescopic connecting mechanism 12 can stretch in the vertical direction all the time, and a connecting gap between the permanent magnet 13 and the iron plate 53 is reduced.

The outer side of the connecting sleeve 4 is provided with a rotation adjusting groove, the inner side of the rotation adjusting groove is slidably connected with the outer side of the toothed ring 521, the outer side of the mounting sleeve 5 is provided with a clamping groove, the inner side of the clamping groove is slidably connected with the outer side of the clamping plate 523, and the clamping piece 522 is an elastic material member, so that the clamping assembly 52 increases the volume of the clamping piece 522 through rotation, the outer side of the cutter 6 is subjected to the acting force of the clamping plate 523, and the fixing effect of the device on the cutter 6 is improved.

Wherein, 3 slopes of cutter carousel set up in the outside of locating box 2, the spacing groove has been seted up to the inboard of spout, spacing bolt has been seted up to the inboard of cutter carousel 3, the spacing groove, spacing bolt is a plurality of with the quantity of connecting external member 4, a plurality of connects external member 4 evenly distributed in the bottom surface of cutter carousel 3, a plurality of spacing bolt evenly distributed is in the inboard of cutter carousel 3, make at every turn carry out 6 bottom positions of cutter that change through rotating cutter carousel 3 the same, 6 dismouting of cutter and zero point correction operation have been left out, 6 change processes of cutter have been simplified, the machining efficiency of digit control machine tool is improved.

Wherein the model of the driving push rod is YS 607.

The utility model discloses the theory of operation:

the first step is as follows: connecting the driving wheel 11 with a driving mechanism, aligning the top end of the cutter 6 with the mounting groove 511 for mounting, rotating the clamping assembly 52 to clamp the clamping plate 523 with the outer side of the cutter 6, adjusting the position of the bottom end of the cutter 6, starting the driving push rod at the inner side of the telescopic connecting mechanism 12 to enable the permanent magnet 13 to descend and be connected with the iron plate 53 through magnetic force, starting the driving mechanism to enable the driving wheel 11 to rotate, synchronously rotating the telescopic connecting mechanism 12, the permanent magnet 13, the mounting sleeve 5 and the cutter 6, and processing a workpiece by the rotating cutter 6;

the second step is that: when the cutter 6 needs to be replaced, the driving mechanism is closed to enable the driving wheel 11, the telescopic connection mechanism 12, the permanent magnet 13, the installation kit 5 and the cutter 6 to stop rotating, the cutter rotating disc 3 is manually rotated to enable the limiting bolts on the inner side of the cutter rotating disc 3 corresponding to the required cutter 6 to be clamped and connected with the limiting grooves on the inner side of the positioning assembly, the bottom end of the replaced cutter 6 is the same as the bottom end of the replaced cutter 6, the dismounting and zero point correction operations of the cutter 6 are omitted, and the replacement process of the cutter 6 is simplified.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a positioner that cutter was used on digit control machine tool, includes headstock (1), its characterized in that: the inner side of the spindle box (1) is fixedly provided with a driving wheel (11), the bottom end of the driving wheel (11) is fixedly provided with a telescopic connecting mechanism (12), the bottom surface of the telescopic connecting mechanism (12) is fixedly connected with a permanent magnet (13), the bottom end of the permanent magnet (13) is provided with a conical groove, the bottom end of the spindle box (1) is fixedly connected with a positioning box (2), the outer side of the positioning box (2) is fixedly sleeved with a positioning component, the inner side of the positioning component is provided with a sliding groove, the inner side of the sliding groove is slidably connected with a cutter turntable (3), the outer side of the cutter turntable (3) is provided with anti-skidding lines, the bottom surface of the cutter turntable (3) is fixedly provided with a connecting sleeve (4), the inner side of the connecting sleeve (4) is movably sleeved with an installation sleeve (5), and the outer side of the installation sleeve (5) is provided with a rotating groove, the utility model discloses a cutting tool, including installation external member (5), rotation groove, inboard sliding connection of inboard and cutter carousel (3) in rotation groove, the inboard fixed mounting of installation external member (5) has cutter mount pad (51), mounting groove (511) have been seted up to the inboard of cutter mount pad (51), the inboard demountable installation of mounting groove (511) has cutter (6), block subassembly (52) have been cup jointed in the outside activity of installation external member (5), block subassembly (52) include ring gear (521), block (522) have been fixedly cup jointed in the inboard of ring gear (521), one side fixed mounting of block (522) has block board (523), the top fixed mounting of installation external member (5) has iron plate (53), the cone that suits with permanent magnet (13) bottom end is seted up on the top of iron plate (53) is protruding.

2. The positioning device for the cutting tool of the numerical control machine tool according to claim 1, characterized in that: the buffer layer is fixedly sleeved on the inner side of the connecting sleeve piece (4), the ball (41) and the guide ball (42) are movably sleeved on the inner side of the buffer layer, the outer side of the ball (41) is connected with the outer side of the mounting sleeve piece (5) in a sliding mode, and the outer side of the guide ball (42) is connected with the outer edge of the clamping component (52) in a sliding mode.

3. The positioning device for the cutting tool of the numerical control machine tool according to claim 1, characterized in that: the mounting groove (511) is S-shaped, and the top end of the cutter (6) is fixedly connected with a clamping piece matched with the mounting groove (511).

4. The positioning device for the cutting tool of the numerical control machine tool according to claim 1, characterized in that: the telescopic connection mechanism (12) is an elastic material component, a driving push rod and a scissor type telescopic structure are fixedly sleeved inside the telescopic connection mechanism (12), and a non-magnetic metal layer is fixedly sleeved on the outer side of the permanent magnet (13).

5. The positioning device for the cutting tool of the numerical control machine tool according to claim 1, characterized in that: the outer side of the connecting sleeve piece (4) is provided with a rotating adjusting groove, the inner side of the rotating adjusting groove is in sliding connection with the outer side of the toothed ring (521), the outer side of the mounting sleeve piece (5) is provided with a clamping groove, the inner side of the clamping groove is in sliding connection with the outer side of the clamping plate (523), and the clamping piece (522) is an elastic material component.

6. The positioning device for the cutting tool of the numerical control machine tool according to claim 1, characterized in that: the utility model discloses a cutter carousel, including cutter carousel (3), spacing groove, connecting external member (4), cutter carousel (3) slope sets up in the outside of location case (2), the spacing groove has been seted up to the inboard of spout, spacing bolt has been seted up to the inboard of cutter carousel (3), spacing groove, spacing bolt and the quantity of connecting external member (4) are a plurality of, a plurality connect external member (4) evenly distributed in the bottom surface of cutter carousel (3), a plurality of spacing bolt evenly distributed in the inboard of cutter carousel (3).