CN113458431B

CN113458431B - Chip cleaning device and vertical turning machine tool comprising same

Info

Publication number: CN113458431B
Application number: CN202110768875.6A
Authority: CN
Inventors: 楚琦星; 蔡卫星; 朱崇飞; 都江炜; 刘永杰
Original assignee: CRRC Qingdao Sifang Co Ltd
Current assignee: CRRC Qingdao Sifang Co Ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2022-06-24
Anticipated expiration: 2041-07-07
Also published as: CN113458431A

Abstract

The invention discloses a chip cleaning device and a vertical turning machine tool comprising the same, wherein the chip cleaning device comprises a mounting seat and a chip cleaning mechanism arranged on the mounting seat; the method is characterized in that: the chip cleaning mechanism comprises a support frame and chip cleaning claws, a cutting fluid spray head is arranged on the side surface of the support frame, the two ends of the support frame are respectively hinged with one chip cleaning claw, and chip cleaning claw push rods used for changing the relative positions of the chip cleaning claws and the support frame are arranged in the support frame. The invention realizes the complete chip removal of the chuck of the vertical turning machine by controlling the chip removal claw and the cutting fluid spray head, has simple structure and high practical value.

Description

Chip cleaning device and vertical turning machine tool comprising same

Technical Field

The invention relates to a chip cleaning device, in particular to a chuck chip cleaning device for a vertical turning machine tool and the vertical turning machine tool comprising the same.

Background

The vertical turning machine tool can generally process inner and outer cylinders, conical surfaces, end planes, grooves, chamfers and the like, but a lot of metal chips are generated in the process of turning, and the conventional metal chip removing mode generally uses cooling liquid in equipment to carry out spraying removal, but the inventor finds that the chip removing mode has the following problems:

for flaky and short strip-shaped metal chips and most strip-shaped metal chips, the cooling liquid injection mode can be effectively removed, but for the strip-shaped metal chips wound on the chuck positioning fixture, the cooling liquid injection mode cannot be removed, so that after the metal chips are cleaned, the cleaning state needs to be confirmed manually, and for the incomplete cleaning condition, manual intervention is needed for terminal equipment operation, manual cleaning is needed, the automatic operation of the equipment is influenced, and the processing efficiency is reduced; meanwhile, the long-strip-shaped metal chips remaining on the chuck positioning fixture can cause the positioning error of the workpiece, thereby causing the machining out-of-tolerance and the scrapping of the workpiece, and greatly influencing the product quality of the workpiece.

In addition, other methods for removing metal chips are disclosed in the prior patent, for example, a device for removing metal chips by using a chip removing brush is disclosed in patent CN205703480U, but the problem of incomplete chip removal still exists in the chip removing device.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a chip cleaning device which can achieve the effect of thoroughly cleaning chips; the second invention aims to provide a vertical turning machine tool comprising the chip cleaning device, and the machine tool can further ensure the machining efficiency and improve the machining quality.

In order to achieve the purpose, the invention is realized by the following technical scheme:

in a first aspect, an embodiment of the present invention provides a chip cleaning device for a chuck, including a mounting seat and a chip cleaning mechanism mounted on the mounting seat; the scrap cleaning mechanism comprises a support frame and a scrap cleaning claw, and a cutting fluid spray head is arranged on the side surface of the support frame and is used for cleaning flaky, short and strip-shaped metal scraps and part of strip-shaped metal scraps; the two ends of the support frame are respectively hinged with the chip cleaning claw, the driving piece used for changing the relative position of the chip cleaning claw and the support frame is installed in the support frame, and the full-automatic chip cleaning of the chuck is realized by changing the relative position of the chip cleaning claw and the support frame.

The chip cleaning device of the chuck presses the chip cleaning claw to be vertical to the second supporting arm of the supporting frame by controlling the extension of the driving piece, then the supporting frame crosses over the positioning clamp to move inwards along the positioning clamp from the outer side of the chuck, and then the chip cleaning claw hooks the long-strip-shaped metal chips on the chuck, so that the long-strip-shaped metal chips on the positioning clamp of the chuck are cleaned; meanwhile, the cutting fluid spray head sprays high-pressure cutting fluid to remove flaky metal chips on the surface of the chuck positioning fixture, and the cutting fluid spray head and the chuck positioning fixture are matched together to complete the complete removal of the metal chips.

As a further technical scheme, a cutting fluid flowing groove is arranged in the supporting frame and is communicated with the cutting fluid spray head to provide cutting fluid for the cutting fluid spray head.

As a further technical scheme, the driving piece is driven by the cutting fluid flowing in the cutting fluid flowing groove, and the cutting fluid controls the spraying of the cutting fluid spray head on one hand and controls the relative position of the cutting claw and the supporting frame on the other hand to realize the chip cleaning, so that the whole mechanism is simple and practical.

As a further technical scheme, the support frame on still be equipped with the adsorption equipment who is used for adsorbing the metal fillings, adsorption equipment also can adsorb the metal fillings that are located chuck positioning fixture top, realizes clear bits.

As a further technical scheme, the tail end of the chip cleaning claw and the supporting frame are positioned through an elastic piece, the elastic piece is matched with the chip cleaning claw ejection column to limit the chip cleaning claw, and meanwhile, the contact process of the chip cleaning claw and the chuck is ensured to be in elastic contact.

As a further technical scheme, a cutting fluid inlet is arranged on the mounting seat and is communicated with the cutting fluid flowing groove.

As a further technical scheme, the support frame comprises a first support arm and second support arms positioned at two ends of the first support arm, the chip cleaning claw is hinged at the tail end of the second support arm, and a chip cleaning claw mandril is arranged in the second support arm.

In a second aspect, the embodiment of the invention also provides a vertical turning machine, which comprises the chuck chip cleaning device.

As a further technical scheme, the mounting seat is mounted on a tool shank of the vertical turning machine tool, the support frame is located above the workpiece positioning clamp, and the support frame can move back and forth along the positioning clamp under the driving of the tool shank.

The beneficial effects of the above-mentioned embodiment of the present invention are as follows:

1. according to the invention, the extension of the ejector rod of the scrap cleaning claw is controlled, the scrap cleaning claw is pressed to be vertical to the second supporting arm of the supporting frame, then the supporting frame crosses over the positioning clamp and moves inwards along the positioning clamp from the outer side of the chuck, and then the scrap cleaning claw hooks the long-strip-shaped metal scraps on the chuck, so that the long-strip-shaped metal scraps on the positioning clamp of the chuck are cleaned; meanwhile, the cutting fluid spray head sprays high-pressure cutting fluid to remove flaky metal chips on the surface of the chuck positioning fixture, and the cutting fluid spray head and the chuck positioning fixture are matched together to complete the complete removal of the metal chips.

2. The metal chip adsorption device is also arranged in the invention, and the metal chip adsorption device can also adsorb metal chips positioned at the top of the chuck positioning clamp, and is matched with the chip cleaning claw and the cutting fluid nozzle, so that the chip cleaning is realized by the three.

3. When the scrap removing claw moves to other positions, the scrap removing claw can move downwards in a vertical manner in a manner of relieving pressure to the scrap removing liquid, and strip-shaped metal scraps on the scrap removing claw fall off; meanwhile, the powerful magnet can also make metal scraps on the magnet lose the attraction force and fall off in a current cutting mode; overall structure is simple, and convenient to use has realized the clear bits of full automatization, need not artifical entering equipment and clears away, the material resources of using manpower sparingly.

4. According to the invention, the spraying of the cutting fluid spray head is controlled through the chip cleaning fluid, and the relative position of the chip cleaning claw and the support frame is controlled, so that the chip cleaning is realized, and the whole mechanism is simple and practical. If the driving device of the chip cleaning claw is arranged independently, the whole device becomes more complex, and the practicability is reduced.

5. The chip cleaning claw is matched with cooling liquid injection of the cutting liquid nozzle, so that metal chips on the chuck can be effectively cleaned, the metal chips on the chuck can be effectively cleaned before machining, positioning errors caused by the metal chips are avoided, the positioning precision is guaranteed, and the machining precision is effectively guaranteed.

6. The invention further effectively solves the problem of workpiece positioning error caused by the fact that metal chips are wound on the chuck positioning clamp in the workpiece processing process, and the device has simple structure and convenient use, and effectively ensures the product quality by the simplest and most convenient method. The working process is stable, and the personal safety of the staff is protected.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.

FIG. 1 is a front view of a chuck swarf removal device of the present disclosure;

FIG. 2 is a side view of the disclosed chuck swarf removal device;

FIG. 3 is a top view of the disclosed chuck chip removing device;

in the figure: the spacing or dimensions between each other are exaggerated to show the location of the various parts, and the illustration is for illustrative purposes only.

The device comprises a mounting seat 1, a cutting fluid spray head 2, a support frame 3, a chip cleaning claw support column 4, a high-pressure cutting fluid inlet 5, a chip cleaning claw 6, a chip cleaning fluid flowing groove 7, a chip cleaning claw 8 and an adsorption device 9.

Detailed Description

It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, unless the invention expressly state otherwise, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;

for convenience of description, the words "up", "down", "left" and "right" when used in this specification are intended to refer only to the upper, lower, left and right directions of the drawings themselves, and not to limit the structure, but merely to facilitate description of the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.

As described in the background art, the chip cleaning device in the prior art has the problem of incomplete chip cleaning, and in order to solve the technical problem, the invention provides a novel chip cleaning device which can achieve the purpose of completely cleaning chips.

Example 1

In a typical embodiment of the present invention, as shown in fig. 1, 2 and 3, the chip cleaning device disclosed in this embodiment mainly includes a mounting base 1 and a chip cleaning mechanism; the mounting seat 1 is used for mounting the whole device on a tool shank of a vertical turning machine tool, so that the connection between the device and a tool rest of equipment is realized, and various chip cleaning actions are completed by matching with the execution of a special numerical control program instruction; the chip cleaning mechanism mainly comprises a support frame 3 and two chip cleaning claws, wherein the support frame 3 is connected with the mounting seat 1, and the two chip cleaning claws are mounted on the support frame, so that the cutting chips are cleaned; wherein the span of the support frame is matched with the width of the positioning fixture of the workpiece to be processed. Specifically, in this embodiment, the supporting frame 3 is connected to the mounting base 1 through a bolt.

It should be noted that in fig. 1 of the present embodiment, the two chip-removing claws 8 on the left side of fig. 1 and the chip-removing claw 6 on the right side (the chip-removing claw 6 is shown in fig. 2) are mounted in the same manner, and the shapes of the two chip-removing claws are also identical, so that after the position of the chip-removing claw on the right side is adjusted, the two chip-removing claws can be symmetrically distributed relative to the supporting frame 3, and the two chip-removing claws are schematically shown in different positions in fig. 1-3.

As a further technical solution, the mounting base 1 in this embodiment is a disc-shaped structure, and the mounting base 1 is provided with a high-pressure cutting fluid inlet 5, the high-pressure cutting fluid inlet 5 is used for connecting with a cutting fluid storage device of a vertical machine tool, and the cutting fluid enters the support frame 3 through the high-pressure cutting fluid inlet 5. It should be further noted that the "high pressure" in the "high pressure cutting fluid" in the present embodiment has no particular requirement, and basically only needs to satisfy the pressure requirement of chip cleaning.

As a further technical solution, the supporting frame 3 disclosed in this embodiment includes a first supporting arm and two second supporting arms connected to the first supporting arm, the two second supporting arms are installed at two ends of the first supporting arm and are perpendicular to the first supporting arm, and the two second supporting arms are located on the same plane; a cutting fluid spray head 2 is arranged on the side surface of the first supporting arm, and the spraying direction of the cutting fluid spray head 2 is towards a clamp to be cleaned, such as a positioning clamp of a workpiece. In this embodiment, the supporting frame 3 is integrally formed.

Furthermore, a chip removing liquid flowing groove 7 is arranged in the first supporting arm and the second supporting arm, a through hole is arranged on the second supporting arm, a chip removing claw mandril 4 which can move along the axis of the through hole under the action of chip removing liquid is arranged in the through hole, the chip removing claw mandril 4 is used as a driving piece, the main function of the driving piece is to change the included angle, namely the relative position, between the chip removing claw and the second supporting arm, so that different purposes are realized, for example, when the chip is required to be removed, the chip removing claw and the second supporting arm are vertical; when the metal chips need to fall down, the metal chips and the metal chips are parallel or form a small included angle.

Further, the chip liquid flow groove 7 mainly has two functions, one function is to communicate the high-pressure cutting liquid inlet 5 on the mounting seat 1 with the cutting liquid spray head 2, and the other function is to drive the chip cleaning claw push rod 4, wherein the arrangement mode of the chip liquid flow groove 7 in the support frame 3 is specifically described as follows:

according to the orientation shown in fig. 1, a path of main cutting fluid flowing groove is arranged in a first supporting arm of a supporting frame 3 along the up-down direction, and then the main cutting fluid flowing groove is divided into two paths of branch cutting fluid flowing grooves along the left-right direction, wherein the branch cutting fluid flowing groove at the left end is communicated with a cutting fluid spray head positioned at the left side, and the path of branch cutting fluid flowing groove extends to the left end until the inside of a second supporting arm at the left end and is communicated with a through hole positioned in the second supporting arm; the branch chip liquid flow groove at the right end is communicated with the cutting liquid spray head positioned at the right side, and the branch chip liquid flow groove continues to extend towards the right end until the inside of the second supporting arm at the right end is communicated with the through hole positioned in the second supporting arm; when the chip cleaning device works, the chip cleaning liquid control switch is opened, the chip cleaning liquid can flow along the chip cleaning liquid flowing groove in the support frame, and when the chip cleaning liquid flowing groove is filled with the chip cleaning liquid, the chip cleaning claw mandril positioned in the two second support arms can move to the outside of the second support arms under the driving of the chip cleaning liquid, so that the relative angle between the chip cleaning claw and the support frame 3 is changed.

When the scrap cleaning claw is pressed to be vertical to the second supporting arm of the supporting frame 3, the supporting frame crosses over the positioning clamp and moves inwards along the positioning clamp from the outer side of the chuck, and then the scrap cleaning claw hooks the long-strip-shaped metal scraps on the chuck, so that the long-strip-shaped metal scraps on the positioning clamp of the chuck are cleaned; when the clear bits claw is in other positions outside moving the chuck (for example the collection position of non-machining area or metal fillings etc.), can be through the mode of giving smear metal liquid pressure release for clear bits claw downstream is vertical form, makes the strip metal fillings on the clear bits claw drop, and then realizes full-automatic clear bits, need not artifical the participation.

Furthermore, in the embodiment, two cutting fluid nozzles 2 are arranged, and the two cutting fluid nozzles 2 are arranged on the same side surface of the first support arm and communicated with the high-pressure cutting fluid inlet 5 on the mounting seat 1; the cutting fluid spray head 2 is mainly used for cleaning sheet metal chips and part of strip metal chips on the positioning fixture. Of course, it is understood that in other embodiments, three, four, etc. cutting fluid nozzles 2 may be provided, and the specific number is set according to actual needs.

As a further technical solution, the cutting fluid nozzle 2 and the supporting frame 3 in this embodiment are rotatably connected, so that the installation angle of the cutting fluid nozzle 2 can be adjusted according to the actual use condition.

Furthermore, the scrap removing claw 6 and the scrap removing claw 8 are respectively hinged to two second supporting arms of the supporting frame, the front ends of the scrap removing claw 6 and the scrap removing claw 8 are used for hooking metal scraps, and the positions close to the rear ends of the scrap removing claw and the second supporting arms are hinged; inside along with high-pressure smear metal liquid gets into the clear bits device, certain pressure is exerted to clear bits claw through smear metal liquid flowing groove to the smear metal liquid for clear bits claw fore-set is released, and under the pressure effect, clear bits claw becomes the vertical state with the support frame by the tilt state, and then effectively colludes long strip shaped metal fillings on the clear bits claw.

Furthermore, the chip removing claw 6 and the chip removing claw 8 can be directly designed into a straight arm shape, and a protrusion can be arranged at the end part to form a hook shape. Preferably a hook-like structure is used.

As a further technical scheme, in order to further limit the position of the chip cleaning claw, springs are further installed at the rear portions of the chip cleaning claw 8 and the chip cleaning claw 6 in the embodiment, the springs are connected with the chip cleaning claw and the supporting frame, the springs are matched with the chip cleaning claw ejection column to limit the chip cleaning claw, and meanwhile, the contact process of the chip cleaning claw and the chuck is guaranteed to be in elastic contact.

As a further technical scheme, the support frame and the scrap removing claw in the cleaning device can be made of polyurethane, the materials can realize fracture protection, and the safety of equipment when the cleaning claw is impacted with the equipment and the metal scrap has too high strength is further effectively guaranteed.

Furthermore, in addition, the chip cleaning device in the embodiment further comprises an adsorption device 9, wherein the adsorption device 9 is arranged on the front first support arm and is mainly used for adsorbing metal chips, and the metal chips are matched with the chip cleaning claw and the cutting fluid nozzle 2 for use, so that the chips are thoroughly cleaned; preferably, in this embodiment, the adsorption device may use an existing strong soft magnet, and the magnet is controlled by powering off or powering on, and when the magnet is required to adsorb metal dust, the magnet is powered on; when the metal chips do not need to be adsorbed, the magnet is powered off, the whole structure is simple, and the use is convenient.

Further, when the device is used, the working principle of each part is as follows:

a chip liquid flowing groove is formed in the chip cleaning device and is respectively communicated with a chip liquid spray head and a chip cleaning claw ejection column, high-pressure cutting liquid enters the chip cleaning device through an inner hole of the mounting seat 1 after the chip cleaning device starts working, part of the high-pressure cutting liquid is sprayed out through the chip liquid spray head, metal chips on the surface of the chip cleaning claw are effectively removed, and the angle of the cutting liquid spray head can be adjusted according to actual use conditions; inside along with high-pressure smear metal liquid gets into the clear bits device, hydraulic pressure will clear bits claw fore-set and release, under the pressure effect, clear bits claw by the tilt state become with support frame vertical state, effectively collude and get the long strip shaped metal fillings on the clear bits claw, clear bits claw rear portion installs the spring, spacing clear bits claw with clear bits claw fore-set cooperation, guarantee simultaneously that the clearance claw is elastic contact with chuck contact process.

Further, the following is a brief description of the operation of the device, taking the cleaning of the metal chips on the chuck with three positioning fixtures as an example:

install the positioning seat on vertical cutting machine's handle of a knife, then open cutting fluid control switch, the cutting fluid shower nozzle sprays high-pressure cutting fluid and clears away the metal fillings on positioning fixture surface, clear bits claw ejector pin stretches out simultaneously, it is the vertical state to press clear bits claw to be with the support frame, the support frame strides positioning fixture and inwards removes along positioning fixture from the chuck outside simultaneously, clear bits claw colludes the long banding metal fillings on the chuck, meanwhile, powerful magnet adsorbs the metal fillings that are located work piece positioning fixture top, cooperate jointly and accomplish the metal fillings and clear away, after a positioning fixture was accomplished in the clearance, the chuck rotates, carry out next positioning fixture clearance, repeat above-mentioned process, until accomplishing 3 positioning fixture clearance works.

In conclusion, the chip cleaning claw in the embodiment is matched with the cooling liquid injection of the cutting liquid spray head, so that metal chips on the chuck can be effectively cleaned, the metal chips on the chuck can be effectively cleaned before machining, positioning errors caused by clamping of the metal chips can be avoided, the positioning precision is guaranteed, and the machining precision is effectively guaranteed. The problem of workpiece positioning error caused by the fact that metal chips are wound on the chuck positioning clamp in the workpiece machining process is further effectively solved, the device is simple in structure and convenient to use, and the quality of products is effectively guaranteed by the simplest and most convenient method.

Finally, it is also noted that relational terms such as first and second, and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A chip cleaning device comprises a mounting seat and a chip cleaning mechanism arranged on the mounting seat; the method is characterized in that:

the chip cleaning mechanism comprises a support frame and chip cleaning claws, a cutting fluid spray head is arranged on the side surface of the support frame, the two ends of the support frame are respectively hinged with one chip cleaning claw, and a driving piece for changing the relative position of the chip cleaning claws and the support frame is arranged in the support frame;

a cutting fluid flowing groove is formed in the supporting frame and is communicated with the cutting fluid spray head;

the driving piece drives the chip liquid to move through the chip liquid flowing in the chip liquid flowing groove.

2. A shavings removal device as claimed in claim 1, wherein: and a cutting fluid inlet is formed in the mounting seat and is communicated with the cutting fluid flowing groove.

3. A crumb removing device according to any one of claims 1 to 2, wherein: the support frame is also provided with an adsorption piece for adsorbing metal chips.

4. A crumb removing device according to claim 1, wherein: the support frame includes first support arm and connects in the second support arm at first support arm both ends, clear bits claw articulate the end at the second support arm.

5. A crumb removing device according to claim 4, wherein: the tail end of the chip cleaning claw and the first supporting arm are positioned through an elastic piece.

6. A crumb removing device according to claim 1, wherein: the installation angle between the cutting fluid spray head and the support frame is adjustable.

7. A vertical turning machine comprising a chip removing device according to any one of claims 1 to 6.

8. The vertical turning machine of claim 7 wherein the mounting block is mounted on a shank of the vertical turning machine.