CN110756831A

CN110756831A - Movable tool rest for machine tool

Info

Publication number: CN110756831A
Application number: CN201911177107.2A
Authority: CN
Inventors: 李黄桥
Original assignee: Jinhua Color Orange Machine Tool Co Ltd
Current assignee: Jinhua Color Orange Machine Tool Co Ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-02-07

Abstract

The invention discloses a movable tool rest for a machine tool, which comprises a machine body, wherein a clamping space with a leftward opening is formed in the left side surface of a tool base of the tool, a second motor drives a lower gear shaft and a lower belt pulley to rotate, the tool base can be turned when being parallel to a slideway, the tool base can be bored when being perpendicular to the slideway, the same tool rest realizes dual-purpose turning, so that the flexibility of the tool rest is improved, a small linked fan is arranged on the side surface of the tool rest, heat can be dissipated while turning or boring, metal scraps can be blown away, the surface of a workpiece is prevented from being scratched by the metal scraps, unqualified parts are reduced, the cost is saved, and the fixed time and position can be flexibly controlled by fixing an electrified magnet and a permanent magnet.

Description

Movable tool rest for machine tool

Technical Field

The invention relates to the field of parts, components or accessories of machine tools, in particular to a movable tool rest for a machine tool.

Background

The tool rest is an important part of the numerical control lathe, the structural form of the tool rest is generally a rotary type, the tool is arranged on the tool rest along the circumferential direction and can be provided with a radial turning tool, an axial turning tool, a drill bit and a boring tool, the turning center can also be provided with an axial milling cutter and a radial milling cutter, the tool rests of a few numerical control lathes are in a straight line type, the tool is arranged along a straight line,

the tool rest on the current lathe can only be provided with a single tool rest, the mobility is small, when a process needs to be changed, the tool rest needs to be changed, a large amount of working time is wasted, the cost of a product is increased, the profit of a merchant is reduced, and therefore the problem is solved by a movable tool rest for a machine tool.

Disclosure of Invention

The object of the present invention is to provide a movable tool head for machine tools that overcomes the above-mentioned drawbacks of the prior art.

The movable tool rest for the machine tool comprises a machine body, a slide way is arranged in the machine body, a clamp part for fixing a tool is arranged in the slide way, the clamp part comprises a tool base which is installed in the slide way in a sliding mode, a clamping space with a leftward opening is formed in the left side face of the tool base, clamps are installed in the clamping space in a vertically symmetrical mode in a sliding mode, the tool is placed between the two clamps, the clamps slide towards the middle to clamp the tool, and fixing of the tool is completed,

the utility model discloses a slide cutter, including slide space, rack, slide base, fixed cutter base, slide space diapire, both sides intercommunication is equipped with the slip space around in the slide, be equipped with the adjustment subassembly that is used for adjusting the cutter position in the slip space, the adjustment subassembly is including setting up the card space that is used for the fixed cutter base position in the slip space diapire, be located in the slip space block space left side slidable mounting push rod, the slip space leans on outer one side intercommunication to be equipped with the rack space, slidable mounting rack in the rack space, the rack downside with push rod fixed connection, manual with cutter base clockwise turning after, the cutter is fixed block in the space, the rack slides right and drives the push rod cutter base slides right and adjusts.

On the basis of the technical scheme, the clamp part is characterized in that the clamp part is further arranged in the cutter base and is located in a transmission space on the upper side of the clamping space, the transmission space is internally located in the bottom wall of the transmission space, the first motor is fixedly installed on the right side of the clamping space, the driving shaft is fixedly installed on the first motor output shaft, the threaded screw rod is rotatably installed between the upper wall and the lower wall of the clamping space and is in threaded connection with the clamp, the threaded screw rod is internally located in the transmission space, the second gear is fixedly installed on the second gear, the second gear is meshed with the first gear, the clamp is provided with a first spring space on the inner side face, the pressure sensor is slidably installed in the first spring space, and the outer side face of the pressure sensor is fixedly installed between the outer side walls of the first spring.

On the basis of the technical scheme, be equipped with the opening in the inner wall around the slide to the fixed space in the centre, be equipped with second spring space in the side around the cutter base, second spring space leans on a middle lateral wall internal fixation circular telegram magnet, sliding mounting slider in the second spring space, the slider can with fixed space sliding connection, the slider leans on the fixed mounting permanent magnet on the middle side, the permanent magnet lean on the middle side with circular telegram magnet leans on the fixed mounting second spring between the side of the outside.

On the basis of the technical scheme, a fan blade base is fixedly installed on the upper side face of the cutter base, a helical gear space is arranged in the fan blade base, a fan blade space is arranged on the left side of the helical gear space, a driving shaft is located on a helical gear space, a second helical gear is fixedly installed in the helical gear space, a left wall of the helical gear space is connected with a right wall of the fan blade space in a rotating mode, a rotating shaft is located in a helical gear space, a first helical gear is fixedly installed in the helical gear space, the first helical gear is meshed with the second helical gear, and a fan blade is fixedly installed in the upper fan blade space.

On the basis of the technical scheme, the adjusting component further comprises a supporting shaft rotatably installed between the front wall and the rear wall of the slide way, the supporting shaft is fixedly connected with the cutter base, sliding rods are fixedly installed on the front side and the rear side of the supporting shaft, a rack space is arranged on one side, close to the outer side, of the sliding space in the machine body, a rack slides in the rack space, a gear space is arranged on one side, close to the outer side, of the rack space, a belt space is arranged on the rear side of the gear space, a gear shaft is rotatably installed between the front wall of the belt space and the rear wall of the gear space, a third gear is fixedly installed in the gear space and meshed with the rack, a belt pulley is fixedly installed in the belt space on the gear shaft, a belt is installed between the two belt pulleys in a transmission manner, and a second motor is fixedly installed in the, and the output shaft of the second motor is fixedly connected with the lower side gear shaft.

The invention has the beneficial effects that: the tool base can be turned when being parallel to the slide way, and can be bored when being perpendicular to the slide way, the dual-purpose turning of the same tool rest is realized, so that the flexibility of the tool rest is improved, the linked small fan is arranged on the side surface of the tool rest, so that the heat can be dissipated and metal chips can be blown away during the turning or boring, the metal chips are prevented from scratching the surface of a workpiece, unqualified parts are reduced, the cost is saved, the fixing time and position can be flexibly controlled by fixing the electrified magnet and the permanent magnet, and the tool base is worthy of popularization.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

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

FIG. 2 is a cross-sectional view A-A of FIG. 1 in accordance with the present invention;

FIG. 3 is a cross-sectional view of B-B of FIG. 2 in accordance with the present invention;

fig. 4 is a view of the invention in the direction C of fig. 3.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, front and rear directions described below correspond to the front, back, left, right, top and bottom directions of the view direction of fig. 1, fig. 1 is a front view of the apparatus of the present invention, and the directions shown in fig. 1 correspond to the front, back, left, right, top and bottom directions of the apparatus of the present invention.

Referring to fig. 1 to 4, a movable tool post for a machine tool according to an embodiment of the present invention includes a machine body 20, a slide 30 is disposed in the machine body 20, a clamp unit 80 for fixing a tool is disposed in the slide 30, the clamp unit 80 includes a tool base 40 slidably mounted in the slide 30, a clamping space 26 having a left opening is disposed in a left side surface of the tool base 40, clamps 22 are slidably mounted in the clamping space 26 in a vertical symmetry manner, the tool is placed between the two clamps 22, the clamp 22 slides towards the middle to clamp the tool, and the tool is fixed,

both sides intercommunication is equipped with sliding space 51 around in the slide 30, be equipped with the adjusting part 81 that is used for adjusting the cutter position in the sliding space 51, adjusting part 81 is including setting up be used for the clamping space 52 of stationary knife base 40 position in the sliding space 51 diapire, be located in the sliding space 51 clamping space 52 left side slidable mounting push rod 53, sliding space 51 leans on outer one side intercommunication to be equipped with rack space 59, slidable mounting rack 47 in rack space 59, rack 47 downside with push rod 53 fixed connection, manual 90 backs of clockwise rotation of cutter base 40, the cutter is fixed in clamping space 52, rack 47 slides right and drives push rod 53 cutter base 40 slides right and adjusts the position of cutter.

In addition, in one embodiment, the clamp component 80 further includes a transmission space 27 disposed in the tool base 40 and located on the upper side of the clamping space 26, a first motor 38 is fixedly mounted in the bottom wall of the transmission space 27 and located on the right side of the clamping space 26, a driving shaft 36 is fixedly mounted on an output shaft of the first motor 38, a threaded screw 21 is rotatably mounted between the upper wall and the lower wall of the clamping space 26, the threaded screw 21 and the clamp 22 are in threaded connection, a second gear 28 is fixedly mounted on the threaded screw 21 and located in the transmission space 27, the second gear 28 is engaged with the first gear 37, a first spring space 23 is disposed on an inner side surface of the clamp 22, a pressure sensor 24 is slidably mounted in the first spring space 23, and a first spring 25 is fixedly mounted between an outer side surface of the pressure sensor 24 and an outer side wall of the first spring space 23, when a cutter is placed between the two clamps 22, the pressure sensor 24 is in contact with the side face of the cutter to sense contact pressure, the pressure sensor 24 transmits an electric signal to control the starting of the first motor 38, the first motor 38 is started to drive the driving shaft 36, the first gear 37, the second gear 28 and the threaded screw 21 to rotate, and the threaded screw 21 rotates to drive the clamps 22 to move up and down to tighten the cutter.

In addition, in an embodiment, a fixed space 45 with an opening towards the middle is arranged in the front inner wall and the rear inner wall of the slide way 30, a second spring space 54 is arranged in the front side face and the rear side face of the tool base 40, an electrified magnet 56 is fixedly installed in the middle side wall of the second spring space 54, a sliding block 44 is slidably installed in the second spring space 54, the sliding block 44 can be slidably connected with the fixed space 45, a permanent magnet 46 is fixedly installed on one side face of the sliding block 44 close to the middle side face, a second spring 55 is fixedly installed between one side face of the permanent magnet 46 close to the middle side face and one side face of the electrified magnet 56 close to the outer side face, after the tool is clamped, the electrified magnet 56 is not electrified, and the second spring 55 pushes the permanent magnet 46 and the sliding block 44 to slide towards.

In addition, in one embodiment, the blade base 34 is fixedly installed on the upper side of the cutter base 40, a bevel gear space 76 is arranged in the fan blade base 34, a fan blade space 31 is arranged at the left side of the bevel gear space 76, a second bevel gear 35 is fixedly arranged on the driving shaft 36 in the bevel gear space 76, a rotating shaft 32 is rotatably installed between the left wall of the bevel gear space 76 and the right wall of the fan blade space 31, the rotating shaft 32 is fixedly installed with the first helical gear 33 in the helical gear space 76, the first bevel gear 33 is engaged with the second bevel gear 35, and the blade 29 is fixedly mounted on the rotating shaft 32 in the upper blade space 31, so that during cutting, the driving shaft 36 rotates to drive the second bevel gear 35, the first bevel gear 33, the rotating shaft 32 and the fan blade 29 to rotate, the fan blade 29 rotates to blow away metal scraps, the temperature during turning is reduced, and the influence caused by high temperature is reduced.

In addition, in one embodiment, the adjusting component 81 further includes a supporting shaft 39 rotatably installed between the front and rear walls of the slide 30, the supporting shaft 39 is fixedly connected to the tool base 40, sliding rods 41 are fixedly installed on the front and rear sides of the supporting shaft 39, a rack space 59 is provided in the body 20 on the outer side of the sliding space 51, the rack 47 slides in the rack space 59, a gear space 49 is provided on the outer side of the rack space 59, a belt space 70 is provided on the rear side of the gear space 49, a gear shaft 48 is rotatably installed between the front wall of the belt space 70 and the rear wall of the gear space 49, a third gear 50 is fixedly installed in the gear space 49, the third gear 50 is engaged with the rack 47, a pulley 71 is fixedly installed in the belt space 70 on the gear shaft 48, and a belt 69 is installed between the two pulleys 71 in a transmission manner, a second motor 75 is fixedly arranged in the front wall of the lower gear space 49, the output shaft of the second motor 75 is fixedly connected with the lower gear shaft 48, when boring is to be carried out, the electrified magnet 56 is electrified, the electrified magnet 56 attracts the permanent magnet 46 and the slide block 44 to slide towards the middle, when the cutter base 40 is manually rotated to be vertical to the bottom wall of the slide way 30 and slides to the middle of the clamping space 52, the electrified magnet 56 is not electrified, the slide block 44 slides into the clamping space 52 to fix the cutter base 40, the second motor 75 is started, the second motor 75 drives the lower gear shaft 48 and the lower pulley 71 to rotate, the lower pulley 71 drives the belt 69 to transmit, the belt 69 drives the upper gear shaft 48, the upper pulley 71 and the third gear 50 to rotate, the third gear 50 rotates to drive the rack 47 to move rightwards to drive the cutter base 40, the clamp 22 and the cutter to move rightwards and accurately position, and (6) preparing for boring.

At the beginning: the cutter base 40 is positioned outside the slideway 30, and the cutter base 40 is parallel to the bottom wall of the slideway 30;

when the tool rest is used: when a cutter is placed between two clamps 22, a pressure sensor 24 is in contact with the side face of the cutter to sense contact pressure, the pressure sensor 24 transmits an electric signal to control a first motor 38 to start, the first motor 38 is started to drive a driving shaft 36, a first gear 37, a second gear 28 and a threaded screw 21 to rotate, the threaded screw 21 rotates to drive the clamps 22 to move up and down to clamp the cutter, after the cutter is clamped, an electrified magnet 56 is not electrified, a second spring 55 pushes a permanent magnet 46 and a sliding block 44 to slide to the outer side to the position where a cutter base 40 and the cutter are fixed in a fixed space 45, during cutting, the driving shaft 36 rotates to drive a second helical gear 35, a first helical gear 33, a rotating shaft 32 and a fan blade 29 to rotate, the fan blade 29 rotates to blow away metal scraps, the temperature during turning is reduced, and the influence caused by,

when boring is to be performed, the electrified magnet 56 is electrified, the electrified magnet 56 attracts the permanent magnet 46 and the sliding block 44 to slide towards the middle, the tool base 40 is manually rotated to be perpendicular to the bottom wall of the slide way 30 and slides to the middle of the clamping space 52, the electrified magnet 56 is not electrified, the sliding block 44 slides to the clamping space 52 to fix the tool base 40, the second motor 75 is started, the second motor 75 drives the lower gear shaft 48 and the lower belt pulley 71 to rotate, the lower belt pulley 71 drives the belt 69 to transmit, the belt 69 drives the upper gear shaft 48, the upper belt pulley 71 and the third gear 50 to rotate, the third gear 50 rotates to drive the rack 47 to move rightwards to drive the tool base 40, the clamp 22 and the tool to move rightwards and be accurately positioned, and boring is prepared.

It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.

Claims

1. A movable tool post for a machine tool, comprising a machine body, characterized in that: a slide way is arranged in the machine body, a clamp part for fixing a cutter is arranged in the slide way, the clamp part comprises a cutter base which is slidably arranged in the slide way, a clamping space with a left opening is arranged in the left side face of the cutter base, clamps are slidably arranged in the clamping space in an up-and-down symmetrical manner, the cutter is placed between the two clamps, the clamps slide towards the middle to tighten the cutter, and the fixation of the cutter is completed,

2. A movable tool head for a machine tool according to claim 1, wherein: the fixture component is characterized in that the fixture component is further arranged in the cutter base and is positioned in a transmission space on the upper side of the clamping space, the bottom wall of the transmission space is internally positioned with a first motor fixedly arranged on the right side of the clamping space, a driving shaft is fixedly arranged on a first motor output shaft, a threaded screw rod is rotatably arranged between the upper wall and the lower wall of the clamping space and is in threaded connection with the fixture, the threaded screw rod is internally positioned with a second gear fixedly arranged in the transmission space, the second gear is meshed with the first gear, the fixture is provided with a first spring space by leaning against an inner side surface, a pressure sensor is slidably arranged in the first spring space, and the outer side surface of the pressure sensor is fixedly provided with a first spring between outer side walls of the first spring space.

3. A movable tool head for a machine tool according to claim 1, wherein: be equipped with the opening in the inner wall around the slide to the fixed space in the centre, be equipped with second spring space in the side around the cutter base, second spring space leans on a lateral wall internal fixation circular telegram magnet in the centre, slidable mounting slider in the second spring space, the slider can with fixed space sliding connection, the slider leans on the fixed mounting permanent magnet on the middle side, the permanent magnet lean on middle side with circular telegram magnet leans on the fixed mounting second spring between the side of the outside.

4. A movable tool head for a machine tool according to claim 1, wherein: the utility model discloses a fan blade of cutting tool, including cutter base, blade space, bevel gear space, driving shaft, bevel gear space, bevel gear shaft.

5. A movable tool head for a machine tool according to claim 1, wherein: the adjusting part also comprises a supporting shaft which is rotatably arranged between the front wall and the rear wall of the slideway, the supporting shaft is fixedly connected with the cutter base, sliding rods are fixedly arranged on the front side and the rear side of the supporting shaft, a rack space is arranged on one side of the machine body close to the outside of the sliding space, the rack slides in the rack space, a gear space is arranged at one side of the rack space close to the outer side, a belt space is arranged at the rear side of the gear space, a gear shaft is rotatably arranged between the front wall of the belt space and the rear wall of the gear space, a third gear is fixedly arranged in the gear space and meshed with the rack, belt pulleys are fixedly arranged on the gear shaft in the belt space, a belt is arranged between the two belt pulleys in a transmission way, and a second motor is fixedly installed in the front wall of the lower side gear space, and an output shaft of the second motor is fixedly connected with the lower side gear shaft.