阅读说明：本技术 一种电复合加工主轴箱 (Electric composite machining spindle box ) 是由 杜长林 任志辉 王连炀 陈玉峰 贺行健 郭翠娟 张国帅 宫兴林 孙宏伟 李亚鹏 于 2021-03-15 设计创作，主要内容包括：本发明提供一种电复合加工主轴箱,包括：本体、主轴和电液交互单元；所述主轴设于所述本体内,所述主轴可安装金属切削刀具或电加工刀具,所述金属切削刀具和电加工刀具均具有刀柄；所述电液交互单元包括电接头和环喷接头,所述电接头和环喷接头用于连接所述电加工刀具。本发明公开的一种电复合加工主轴箱,可分别连接金属切削刀具和电加工刀具,将金属切削加工和电加工结合到一起,利用电加工进行大切削量加工,并利用金属切削加工进行精细加工,提高了工作效率。(The invention provides an electric composite processing spindle box, which comprises: the device comprises a body, a main shaft and an electro-hydraulic interaction unit; the main shaft is arranged in the body, a metal cutting tool or an electric machining tool can be arranged on the main shaft, and the metal cutting tool and the electric machining tool are both provided with tool handles; the electro-hydraulic interaction unit comprises an electric connector and a circular spraying connector, and the electric connector and the circular spraying connector are used for connecting the electric machining tool. The electric composite machining spindle box disclosed by the invention can be respectively connected with a metal cutting tool and an electric machining tool, combines metal cutting machining and electric machining together, performs large-cutting-amount machining by electric machining, performs fine machining by metal cutting machining, and improves the working efficiency.)

1. The utility model provides an electricity combined machining headstock which characterized in that includes: the device comprises a body (1), a main shaft and an electro-hydraulic interaction unit (2);

the main shaft is arranged in the body (1), a metal cutting tool or an electric machining tool (3) can be installed on the main shaft, and the metal cutting tool and the electric machining tool (3) are provided with tool handles (31);

the electro-hydraulic interaction unit (2) comprises an electric connector (21) and a ring spray connector (22), and the electric connector (21) and the ring spray connector (22) are used for connecting the electric machining cutter (3).

2. An electric composite machining headstock according to claim 1, characterized in that the electro-hydraulic interaction unit (2) further comprises a driving device (23) and a supporting plate (24), the driving device (23) is arranged on the body (1) and is used for driving the supporting plate (24) to move along the axial direction of the headstock, and the electric connector (21) and the annular spray connector (22) are arranged on the supporting plate (24).

3. An electric composite machining spindle box according to claim 2, characterized in that a slide block is arranged on the supporting plate, a guide rail (25) is arranged on the body (1), and the guide rail (25) is arranged along the axis direction of the spindle.

4. The electric composite machining spindle box according to claim 1, characterized by further comprising a transition plate (4), wherein the transition plate (4) is arranged on the body (1), and the electric-hydraulic interaction unit (2) is arranged on the transition plate (4).

5. An electric composite machining headstock according to claim 1, characterized in that the electric machining tool (3) has an electric interface (32) and a ring spray interface (33), the electric interface (32) being adapted to be connected with the electric connector (21), the ring spray interface (33) being adapted to be connected with the ring spray connector (22).

6. An electric composite machining headstock according to claim 2, characterized in that the drive means (23) comprises a servo motor, a lead screw and a nut, the servo motor drives the lead screw to rotate, and the nut is connected with the supporting plate (24).

7. An electric composite machining headstock according to claim 2, characterized in that the drive means (23) comprises a cylinder, the cylinder body of which is fixed to the body (1), the piston end of which is fixedly connected to the pallet.

Technical Field

The invention relates to the field of spindle boxes, in particular to an electric composite machining spindle box.

Background

The machine tool is mainly used for processing a workpiece through a cutter, and is generally provided with a main spindle box, wherein the main spindle box is provided with the cutter, and the cutter is used for processing the workpiece. A machine tool can perform machining such as milling and grinding on a workpiece by a metal cutting tool, but the efficiency of machining such as milling and grinding is limited, and the machining efficiency is low when machining with a large cutting amount is required.

Disclosure of Invention

The invention provides an electric composite machining spindle box to solve the problems.

An electric composite machining spindle box, comprising: the device comprises a body, a main shaft and an electro-hydraulic interaction unit;

the main shaft is arranged in the body, a metal cutting tool or an electric machining tool can be arranged on the main shaft, and the metal cutting tool and the electric machining tool are both provided with tool handles;

the electro-hydraulic interaction unit comprises an electric connector and a circular spraying connector, and the electric connector and the circular spraying connector are used for connecting the electric machining tool.

Furthermore, the electro-hydraulic interaction unit further comprises a driving device and a supporting plate, the driving device is arranged on the body and used for driving the supporting plate to move along the axis direction of the main shaft, and the electric connector and the annular spraying connector are arranged on the supporting plate.

Furthermore, a sliding block is arranged on the supporting plate, a guide rail is arranged on the body, and the guide rail is arranged along the axis direction of the main shaft.

Furthermore, the device also comprises a transition plate, wherein the transition plate is arranged on the body, and the electro-hydraulic interaction unit is arranged on the transition plate.

Further, the electric machining tool is provided with an electric interface and a ring spraying interface, the electric interface is used for being connected with the electric connector, and the ring spraying interface is used for being connected with the ring spraying connector.

Further, the driving device comprises a servo motor, a lead screw and a nut, the servo motor drives the lead screw to rotate, and the nut is connected with the supporting plate.

Further, the driving device comprises a cylinder, a cylinder body of the cylinder is fixed on the body, and a piston end of the cylinder is fixedly connected with the supporting plate.

The electric composite machining spindle box disclosed by the invention has the advantages that the same spindle box can be respectively provided with an electric machining cutter and a metal cutting cutter, metal cutting machining and electric machining are combined together, electric machining is used for machining with large cutting amount, fine machining is carried out by metal cutting machining, and the working efficiency is improved.

Drawings

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

Fig. 1 is a schematic structural view of an electric composite machining spindle box in embodiment 1 of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic structural view of an electric composite machining spindle box in embodiment 2 of the present invention;

fig. 4 is a schematic front view of an electric composite machining spindle box used in a vertical machining center according to embodiment 1 of the present invention;

fig. 5 is a plan view of the electric composite machining spindle box used in the vertical machining center in embodiment 1 of the present invention;

fig. 6 is a top view of the electric composite machining headstock used in a gantry machining center in embodiment 1 of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

as shown in fig. 1, an electric composite machining spindle box includes: the device comprises a body 1, a main shaft and an electro-hydraulic interaction unit 2;

the main shaft is arranged in the body 1, a metal cutting tool or an electric machining tool 3 can be arranged on the main shaft, and the metal cutting tool and the electric machining tool 3 are both provided with tool handles 31;

as shown in fig. 2, the electro-hydraulic interaction unit 2 comprises an electric connector 21 and a ring nozzle connector 22, and the electric connector 21 and the ring nozzle connector 22 are used for connecting the electric machining tool 3.

The electric machining tool 3 is provided with an electric interface 32 and a ring spray interface 33, wherein the electric interface 32 is used for being connected with the electric connector 21, and the ring spray interface 33 is used for being connected with the ring spray connector 22.

The electric connector 15 and the annular spraying connector 16 are connected with an electric machining cutter, the electric connector 15 provides electric energy for the electric machining cutter, so that the electric machining cutter can carry out short arc machining, the annular spraying connector 16 is communicated with an annular spraying water outlet of the electric machining cutter to provide working liquid, and the working liquid is sprayed to an electrode through an annular spraying water outlet arranged on the electric machining cutter.

The metal cutting machining and the electric machining are combined together, the tool holder is arranged on the electric machining tool, the metal cutting tool and the electric machining tool are replaced, the electric machining is used for machining large cutting amount, the metal cutting machining is used for improving the workpiece precision, and the working efficiency is improved.

And the electric machining tool does not need to be additionally arranged to be arranged on the spindle box, so that the same spindle box is realized, and the electric machining tool and the metal cutting tool are respectively arranged. The electric connector and the annular spraying connector are arranged at positions corresponding to those of the electric machining tool, and the electric connector and the annular spraying connector are connected when the electric machining tool is grabbed by the spindle. The electric connector and the annular spraying connector can be fixedly arranged, the connection action of the electric connector and the annular spraying connector is carried out along with the connection action of the main shaft and the cutter, and a driving device can also be arranged for the electric connector and the annular spraying connector.

In this embodiment, the electro-hydraulic interaction unit 2 further includes a driving device 23 and a supporting plate 24, the driving device 23 is disposed on the body 1 and is used for driving the supporting plate 24 to move along the axis direction of the spindle, and the electric connector 21 and the annular spraying connector 22 are disposed on the supporting plate 24.

The supporting plate is provided with a sliding block, the body 1 is provided with a guide rail 25, and the guide rail 25 is arranged along the axis direction of the main shaft.

In this embodiment, the driving device adopts a servo motor, and drives the supporting plate 24 to move up and down along the guide rail 25 through a screw nut structure, so as to drive the electric connector and the annular spraying connector to move up and down. The driving device can also adopt an air cylinder or an oil cylinder, the cylinder body of the air cylinder or the oil cylinder is fixed on the body 1, and the piston end is fixedly connected with the supporting plate.

As shown in fig. 4 and 5, in a vertical machining center having an electric composite machining spindle box, a machining area is provided on a machine body, a working turntable 5 is provided in the machining area, and the working turntable in this embodiment is a conductive turntable, which is described in detail in chinese patent 201921432281.2 and will not be described herein again.

Machining region one side is equipped with the tool magazine district, places the chain tool magazine in the tool magazine district, and the chain tool magazine is used for depositing electric machining cutter 6, and machining region rear side sets up the disc tool magazine, and the disc tool magazine is used for depositing metal cutting tool. The spindle box moves backwards to grab the metal cutting tools in the disc type tool magazine, the spindle box moves to the side face to grab the electric machining tools in the chain type tool magazine, the metal cutting tools and the electric machining tools are respectively grabbed by the same spindle, rough machining with large cutting amount is carried out by the electric machining tools, fine machining with small cutting amount is carried out by the metal cutting tools, machining efficiency is improved, and machining precision is guaranteed.

As shown in fig. 6, the gantry machining center with the electric composite machining spindle box comprises a column, a beam and a lathe bed, wherein the electric composite machining spindle box is arranged on the beam, a metal cutting tool magazine 7 and an electric machining tool magazine 6 are respectively arranged on two sides of the lathe bed, and the metal cutting tool magazine 7 and the electric machining tool magazine 6 are both chain tool magazines.

Two chain tool magazines all set up in the stand and are close to the one end in machining area, set up respectively in machining area's both sides, are used for placing metal cutting tool and electric machining cutter respectively, and the headstock removes to the tool magazine position along the crossbeam direction and carries out the tool changing, and the change mode adopts the main shaft directly to snatch, also can adopt the manipulator to change.

The electric composite machining spindle box disclosed by the invention can be used for various machine tools, such as a gantry turning and milling composite machining center, a vertical five-axis turning and milling composite machining center, a horizontal five-axis turning and milling composite machining center, a three-axis machining center, a four-axis machining center and the like.

Example 2:

as shown in fig. 3, the present embodiment is different from embodiment 1 in that the present embodiment further includes a transition plate 4, where the transition plate 4 is disposed on the body 1, and the electro-hydraulic interaction unit 2 is disposed on the transition plate 4.

Through the transition plate 4, the electro-hydraulic interaction unit is integrated, and the installation and the maintenance are convenient.

When the spindle is coupled to a metal cutting tool, the blade is in a raised state as shown in the dotted line position in fig. 3, and when the spindle is coupled to an electrochemical machining tool, the blade is in a lowered state.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.