CN113894614A

CN113894614A - Tool setting device and turning and milling combined machine tool comprising same

Info

Publication number: CN113894614A
Application number: CN202111347208.7A
Authority: CN
Inventors: 张亮; 曾超峰; 刘志峰
Original assignee: Guangdong Original Point Intelligent Technology Co Ltd
Current assignee: Guangdong Original Point Intelligent Technology Co Ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-01-07

Abstract

The invention discloses a tool setting device and a turning and milling combined machine tool, wherein the tool setting device is arranged beside a clamping main shaft and comprises a support, a tool setting gauge arranged on the support and a protective cover arranged outside the tool setting gauge, the top of the protective cover is provided with an avoidance opening for exposing a contact of the tool setting gauge, the protective cover is provided with a translation retaining cover and a driving device for driving the translation retaining cover to close or open the avoidance opening, and the protective cover is provided with a fixed retaining cover for shielding the driving device. The tool setting device provided by the invention is arranged beside the clamping main shaft, and the protective cover and the translation baffle cover can be used for comprehensively covering and protecting the tool setting instrument, so that the pollution of chips and cutting fluid to a contact of the tool setting instrument is avoided. After the tool is set, the tool can quickly cut a workpiece beside the tool setting device, the advancing path of the tool is reasonable, the moving time of the tool from tool changing to tool setting and then to the clamping main shaft is greatly shortened, and the processing efficiency is improved.

Description

Tool setting device and turning and milling combined machine tool comprising same

Technical Field

The invention relates to the technical field of numerical control equipment, in particular to a tool setting device and a turning and milling composite machine tool comprising the same.

Background

The turning and milling combined machine tool is a five-axis linkage machine tool which mainly performs turning and assists milling, boring, drilling, tapping and the like. The turning and milling combined machine tool is provided with a tool magazine, has an automatic tool changing function, and is a numerical control machine tool for performing multi-process machining after a workpiece is clamped once. In the process of processing a workpiece, the auxiliary time for workpiece loading and unloading, cutter adjustment and the like accounts for a considerable proportion of the processing period, wherein the cutter adjustment is time-consuming, labor-consuming, difficult to be accurate and finally requires trial cutting. Statistics show that the pure mechanical time of processing of a workpiece only accounts for 55% of the total time, and the auxiliary time of clamping, tool setting and the like accounts for 45%. Therefore, the tool setting gauge shows great advantages. However, most of the existing tool setting instruments are fixedly exposed and installed on the machine tool body, and in order to avoid pollution of cutting fluid and chips, the installation position of the tool setting instrument is far away from the clamping main shaft, and the tool setting instrument is not located between the tool magazine and the clamping main shaft, so that after tool changing, the tool needs to be controlled to move to the tool setting instrument in a long distance, the auxiliary time is prolonged, and the machining efficiency is low.

It is seen that improvements and enhancements to the prior art are needed.

Disclosure of Invention

In view of the shortcomings of the prior art, the invention aims to provide a tool setting device and a turning and milling combined machine tool comprising the same, aiming at enabling the tool setting device to be arranged beside a clamping main shaft of the turning and milling combined machine tool without being polluted by cutting fluid and cutting chips.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a tool setting device, tool setting device sets up in one side of clamping main shaft, and the tool setting device includes the support, sets up tool setting appearance on the support, sets up the outside protection casing at the tool setting appearance, the mouth of dodging that supplies the contact of tool setting appearance to expose is seted up at the top of protection casing, be equipped with the translation on the protection casing and keep off the lid and be used for driving the translation and keep off the lid and close or open the drive arrangement who keeps off the mouth, be equipped with the fixed lid that keeps off that is used for sheltering from drive arrangement on the protection casing.

The translation fender cover comprises a horizontal cover plate portion, an inclined cover plate portion, a translation front flange arranged in front of the inclined cover plate portion, and a connecting portion arranged at the rear of the horizontal cover plate portion, wherein one side, far away from the protective cover, of the translation fender cover is provided with a translation side flange.

One part of the translation blocking cover is used for covering the avoiding opening, and the other part of the translation blocking cover is provided with an opening matched with the avoiding opening in size.

The driving device comprises an air cylinder and an L-shaped block, the L-shaped block comprises a first transmission block and a second transmission block which are perpendicular to each other, the first transmission block is connected with the end part of a piston rod of the air cylinder, and the second transmission block is connected with the connecting part of the translation retaining cover.

And the air cylinder is provided with a magnetic switch for controlling the movable stroke of a piston rod of the air cylinder.

The fixed blocking cover comprises a first step portion arranged above the air cylinder and a second step portion lower than the first step portion, the second step portion is arranged above the translation blocking cover, and a left blocking edge is arranged on the left side of the first step portion.

A plurality of hollow supporting columns are arranged between the first step part and the support, and screws sequentially penetrate through the first step and the support from top to bottom and are in threaded connection with the support.

The protective cover comprises a first step cover plate, a second step cover plate, an upper cover plate, a front cover plate, a left cover plate and a right cover plate, the cylinder is installed on the second step cover plate, and the first step cover plate is connected with the top of the support through screws.

The support comprises a vertical plate and a bottom plate, the vertical plate and the bottom plate are mutually perpendicular to form an L-shaped structure, and a reinforcing plate is arranged at the joint of the vertical plate and the bottom plate.

The turning and milling composite machine tool comprises a machine body, an X-axis sliding table, an X-axis driving mechanism, a Y-axis sliding table, a Y-axis driving mechanism, a Z-axis sliding table and a Z-axis driving mechanism, wherein the X-axis sliding table is slidably arranged on the machine body; the utility model discloses a tool setting device, including Z axle slip table, cutter main shaft, baffle, cutter main shaft, cutter device, cutter base, cutter main shaft, cutter base, cutter main shaft, cutter base, cutter main shaft, cutter base, cutter main shaft, cutter base, cutter main shaft, cutter.

Has the advantages that:

compared with the prior art, the tool setting device provided by the invention is arranged beside a clamping main shaft of a turning and milling composite machine tool, when a tool is replaced on the tool main shaft, the tool needs to be subjected to tool setting operation, the driving device drives the translation retaining cover to move transversely at the moment, the avoiding opening in the protective cover is opened, so that a contact of the tool setting instrument is exposed, then the tool main shaft moves downwards, the tool is automatically contacted with the tool setting instrument to complete the tool setting operation, after the tool leaves the tool setting device, the driving device on the tool setting device immediately drives the translation retaining cover to move transversely, the avoiding opening in the protective cover is closed, the protective cover and the translation retaining cover cause omnibearing covering protection on the tool setting instrument, and the contact of the tool setting instrument is prevented from being polluted by cutting chips and cutting fluid. After the tool is set, the tool can quickly cut a workpiece beside the tool setting device, the advancing path of the tool is reasonable, the moving time of the tool from tool changing to tool setting and then to the clamping main shaft is greatly shortened, and the processing efficiency is improved.

Drawings

Fig. 1 is a perspective view of the turning and milling composite machine tool provided by the invention, wherein a tool setting device is in an open state.

Fig. 2 is a partially enlarged view of the region L in fig. 1.

Fig. 3 is a perspective view of the turning and milling composite machine tool provided by the invention, wherein the tool setting device is in a closed state.

Fig. 4 is a schematic structural view of the tool setting device, in which a fixed blocking cover is hidden.

Fig. 5 is an internal structure schematic diagram of the tool setting device.

Description of the main element symbols: 1-support, 11-vertical plate, 12-bottom plate, 13-reinforcing plate, 2-tool setting gauge, 3-protective cover, 31-avoidance opening, 32-first step cover plate, 33-second step cover plate, 34-upper cover plate, 35-front cover plate, 36-left cover plate, 37-right cover plate, 4-translation cover, 41-opening, 43-translation front flange, 44-connection part, 45-translation side flange, 5-driving device, 51-cylinder, 52-L-shaped block, 53-magnetic switch, 6-fixed cover, 61-first step part, 62-second step part and 63-support.

Detailed Description

The invention provides a tool setting device and a turning and milling combined machine tool comprising the same, and in order to make the purpose, technical scheme and effect of the invention clearer and clearer, the invention is further described in detail by referring to the attached drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the scope of the invention.

Referring to fig. 1 to 5, the present invention provides a tool setting device, the tool setting device is disposed beside a clamping spindle a11, the tool setting device includes a support 1, a tool setting gauge 2 disposed on the support 1, and a protective cover 3 disposed outside the tool setting gauge 2, an avoidance port 31 for exposing a contact of the tool setting gauge 2 is disposed at a top of the protective cover 3, the protective cover 3 is provided with a translation blocking cover 4 and a driving device 5 for driving the translation blocking cover 4 to close or open the avoidance port 31, and the protective cover 3 is provided with a fixed blocking cover 6 for blocking the driving device 5.

In practical application, in order to enable the tool setting device to be arranged beside a clamping main shaft A11, a vertical baffle A12 is arranged on a machine tool body of the machine tool, the baffle A12 is perpendicular to the front end portion of the clamping main shaft A11, the tool setting device B is arranged on the baffle A12, and the baffle A12 not only plays a role in fixing the tool setting device B, but also can block chips and cutting fluid splashed in a machining process so as to prevent the chips and the cutting fluid from polluting the middle portion and the tail portion of the clamping main shaft A11. When the tool setting gauge 2 is in a non-working state, the driving device 5 drives the translation blocking cover 4 to move transversely, the avoidance opening 31 in the protective cover 3 is closed, the protective cover 3 and the translation blocking cover 4 cover and protect the tool setting gauge 2 in an all-dimensional manner, chips and cutting fluid are prevented from polluting a contact of the tool setting gauge 2, and the tool setting gauge 2 is ensured to work accurately; at the same time, the fixed cover 6 also covers the drive device 5, and damage to the drive device 5 caused by chips and cutting fluid is avoided. After the cutter spindle is replaced with a cutter, the cutter needs to perform cutter setting operation, at the moment, the driving device 5 drives the translation blocking cover 4 to move transversely, then the avoiding opening 31 in the protective cover 3 is opened, so that the contact of the cutter setting instrument 2 is exposed, then the cutter spindle moves downwards, the cutter is automatically contacted with the cutter setting instrument 2 to complete the cutter setting operation, after the cutter leaves the cutter setting device, the driving device 5 on the cutter setting device immediately drives the translation blocking cover 4 to move transversely, the avoiding opening 31 in the protective cover 3 is closed, so that the contact of the cutter setting instrument 2 is prevented from being polluted, the cutter can also rapidly cut and machine a workpiece beside the cutter setting device, the moving path of the cutter is reasonable, the moving time of the cutter from cutter changing to cutter setting and then to the clamping spindle A11 is greatly shortened, and the machining efficiency is improved.

Specifically, the translation blocking cover 4 comprises a horizontal cover plate portion 421, an inclined cover plate portion 422, a translation front blocking edge 43 arranged in front of the inclined cover plate portion, and an engagement portion 44 arranged behind the horizontal cover plate portion 421, wherein a translation side blocking edge 45 is arranged on one side, away from the protective cover 3, of the translation blocking cover 42. The joint part 44 is in transmission connection with the driving device 5; the inclined cover plate part 422 inclines downwards, when cutting fluid and cutting scraps splash to the inclined cover plate part 422, the cutting fluid and the cutting scraps form a downward sliding tendency under the guidance of the inclined cover plate part 422, and the cutting fluid and the cutting scraps are enabled to be more easily separated from the translation blocking cover 42.

Further, a part of the translation blocking cover 42 is used for covering the avoiding opening 31, and the other part is provided with an opening 41 matched with the avoiding opening 31 in size. It will be appreciated that the area of the opening 41 is equal to or slightly greater than the area of the escape opening 31, better exposing the tool 2 to avoid interference with the tool. In addition, in a plan view projection, the contact of the tool setting gauge 2 is positioned in the middle of the avoidance port 31, the edge of the avoidance port 31 does not intersect with the contact of the tool setting gauge 2, and even if cutting fluid or chips exist at the edge of the avoidance port 31, the cutting fluid or chips do not directly fall on the contact of the tool setting gauge 2.

In this embodiment, the driving device 5 includes a cylinder 51 and an L-shaped block 52, the L-shaped block 52 includes a first transmission block and a second transmission block perpendicular to each other, the first transmission block is connected to the end of the piston rod of the cylinder 51, and the second transmission block is connected to the engaging portion 44 of the translational blocking cover 4. Through the arrangement, the air cylinder 51 and the translation blocking cover 4 can be arranged in parallel from front to back, so that the structure is compact, and the fixed blocking cover 6 is convenient to block the air cylinder 51.

Preferably, the air cylinder 51 is provided with a magnetic switch 53 for controlling the movable stroke of the piston rod of the air cylinder 51. The number of the magnetic switches 53 is two, one of the magnetic switches 53 is used for controlling the extending stroke of the piston rod of the air cylinder 51, when the piston tube of the air cylinder 51 extends to a set position, the opening 41 and the avoiding port 31 are overlapped to open the avoiding port 31, and the other magnetic switch 53 is used for controlling the reset position of the piston rod of the air cylinder 51, so that after the piston rod of the air cylinder 51 is reset, the translational blocking cover 4 can completely block the avoiding port 31 to close the avoiding port 31.

Further, the fixed baffle cover 6 comprises a first step portion 61 arranged above the cylinder 51 and a second step portion 62 lower than the first step portion 61, the second step portion 62 is arranged above the translation baffle cover 4, the second step portion 62 covers a part of the translation baffle cover 4 to prevent dirt from penetrating into the shield 3 from the right side of the translation baffle cover 4, the second step portion 62 is also provided with a downward inclined portion, when cutting fluid and chips splash to the inclined portion of the second step portion 62, the cutting fluid and the chips form a downward sliding tendency under the guidance of the inclined portion of the second step portion 62, and the cutting fluid and the chips are enabled to be separated from the second step portion 62 more easily. The left side of the first step part 61 is provided with a left rib 63, and the first step part 61 and the left rib 63 can prevent the scraps from directly bouncing into the upper part of the protective cover 3 to damage the cylinder 51.

Preferably, a plurality of hollow pillars 63 are arranged between the first step portion 61 and the support 1, and screws sequentially pass through the first step portion 61 and the support 1 from top to bottom and are in threaded connection with the support 1. By adding the support 63, the height of the first stepped portion 61 can be increased, and interference between the first stepped portion 61 and the cylinder 51 can be prevented.

Preferably, the protection hood 3 is composed of a first step cover plate 32, a second step cover plate 33, an upper cover plate 34, a front cover plate 35, a left cover plate 36 and a right cover plate 37, the cylinder 51 is mounted on the second step cover plate 33, and the first step cover plate 32 is screwed with the top of the support 1.

Preferably, support 1 includes riser 11 and bottom plate 12, and riser 11 and bottom plate 12 mutually perpendicular form L shape structure, tool setting appearance 2 sets up on bottom plate 12, riser 11 passes through the mounting screw on the baffle, the junction of riser 11 and bottom plate 12 is provided with reinforcing plate 13, guarantees support 1's structural strength.

As shown in fig. 1 and fig. 3, the invention further provides a turning and milling compound machine tool, which comprises a machine body a1, an X-axis sliding table a2 slidably arranged on the machine body, an X-axis driving mechanism A3 for driving the X-axis sliding table a2 to move along the X-axis direction, a Y-axis sliding table a4 slidably arranged on the X-axis sliding table a2, a Y-axis driving mechanism a5 for driving the Y-axis sliding table a4 to move along the Y-axis direction, a Z-axis sliding table a6 slidably arranged on the Y-axis sliding table, and a Z-axis driving mechanism a7 for driving the Z-axis sliding table to move along the Z-axis direction; be provided with relative Z axle slip table pivoted turn round A8 on the Z axle slip table, be equipped with cutter main shaft A9 on this turn round, the cutter main shaft clamping has cutter A10, is equipped with the clamping main shaft A11 that extends along the X axle on the lathe bed A1, be equipped with the baffle A12 of perpendicular to cutter main shaft A9 on the lathe bed A1, be equipped with the tool setting device B of above-mentioned arbitrary embodiment or the combination of above-mentioned arbitrary embodiment on baffle A12, tool setting device B is located one side of cutter main shaft output, the top of clamping main shaft is provided with tool magazine A13. It should be noted that the fixed stop cover 6 and the protective cover 3 are arranged close to the flange of the clamping main shaft, so that the whole structure is relatively compact. After the tool changing is completed, the driving device 5 on the tool setting device immediately drives the translation baffle cover 4 to move transversely, the avoiding opening 31 on the protective cover 3 is closed, so that the contact of the tool setting instrument 2 is prevented from being polluted, the tool can also quickly cut a workpiece beside the tool setting device, the advancing path of the tool is reasonable, and the processing efficiency is improved. If the turning process is carried out, the clamping main shaft A11 drives the workpiece to rotate, and then the cutter carries out turning on the workpiece in a feeding mode. If the milling process is carried out, the clamping main shaft only fixes the workpiece, and then the cutter main shaft A9 drives the cutter to rotate at a high speed to mill the static workpiece. The X-axis driving mechanism, the Y-axis driving mechanism and the Z-axis driving mechanism all comprise motors, lead screws in transmission connection with the output ends of the motors, and lead screw nuts sleeved on the lead screws.

Since the above description has been made with respect to the structure of the knife device, it should be understood by those skilled in the art with reference to the accompanying drawings, and therefore, the description thereof will not be provided herein.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other suitable relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the protective scope of the present invention.

Claims

1. The utility model provides a tool setting device, its characterized in that, tool setting device sets up in one side of clamping main shaft, and the tool setting device includes the support, sets up tool setting appearance on the support, sets up at the outside protection casing of tool setting appearance, the mouth of dodging that supplies the contact of tool setting appearance to expose is seted up at the top of protection casing, be equipped with the translation on the protection casing and keep off the lid and be used for driving the translation and keep off the lid and close or open the drive arrangement who keeps off the mouth, be equipped with the fixed lid that keeps off that is used for sheltering from drive arrangement on the protection casing.

2. The tool setting device according to claim 1, wherein the translation cover comprises a horizontal cover plate part, an inclined cover plate part, a translation front rib arranged in front of the inclined cover plate part, and a joining part arranged behind the horizontal cover plate part, and a translation side rib is arranged on one side of the translation cover away from the protective cover.

3. The tool setting device according to claim 2, wherein one part of the translational blocking cover is used for covering the avoiding opening, and the other part of the translational blocking cover is provided with an opening matched with the avoiding opening in size.

4. The tool setting device according to claim 2, characterized in that the driving device comprises a cylinder and an L-shaped block, the L-shaped block comprises a first transmission block and a second transmission block which are perpendicular to each other, the first transmission block is connected with the end part of a piston rod of the cylinder, and the second transmission block is connected with the joint part of the translation blocking cover.

5. The tool setting device according to claim 4, characterized in that a magnetic switch for controlling the movable stroke of a piston rod of the cylinder is arranged on the cylinder.

6. The tool setting device according to claim 4, characterized in that the fixed blocking cover comprises a first step part arranged above the cylinder and a second step part lower than the first step part, the second step part is arranged above the translation blocking cover, and a left blocking edge is arranged at the left side of the first step part.

7. The tool setting device according to claim 6, characterized in that a plurality of hollow pillars are arranged between the first step part and the support, and screws sequentially pass through the first step part and the support from top to bottom and are in threaded connection with the support.

8. The tool setting device according to claim 4, characterized in that the protective cover consists of a first step cover plate, a second step cover plate, an upper cover plate, a front cover plate, a left cover plate and a right cover plate, the cylinder is arranged on the second step cover plate, and the first step cover plate is connected with the top of the support through screws.

9. The tool setting device of claim 1, wherein the support comprises a vertical plate and a bottom plate, the vertical plate and the bottom plate are perpendicular to each other to form an L-shaped structure, and a reinforcing plate is arranged at the joint of the vertical plate and the bottom plate.

10. The turning and milling composite machine tool is characterized by comprising a machine body, an X-axis sliding table, an X-axis driving mechanism, a Y-axis sliding table, a Y-axis driving mechanism, a Z-axis sliding table and a Z-axis driving mechanism, wherein the X-axis sliding table is slidably arranged on the machine body; the tool setting device is characterized in that a rotary head which can rotate relative to the Z-axis sliding table is arranged on the Z-axis sliding table, a tool spindle is arranged on the rotary head and clamps a tool, a clamping spindle extending along the X axis is arranged on the bed, a baffle perpendicular to the tool spindle is arranged on the bed, the baffle is provided with the tool setting device according to any one of claims 1-9, the tool setting device is located beside the output end of the tool spindle, and a tool magazine is arranged above the clamping spindle.