CN217572118U

CN217572118U - Five small-size processing equipment of double harmonic

Info

Publication number: CN217572118U
Application number: CN202221546295.9U
Authority: CN
Inventors: 黄木生; 赖新建; 冯安平
Original assignee: Guangdong Machinery Research Institute Co ltd
Current assignee: Guangdong Machinery Research Institute Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-10-14
Anticipated expiration: 2032-06-20

Abstract

The utility model discloses a five small-size processing equipment of double harmonic, it includes: the lathe bed of the gantry structure, set up the first harmonic reducer in the lower side in the gantry, its B rotating shaft fixedly connects one end of a link, another end of the link connects the second harmonic reducer, link and second harmonic reducer stretch out of the said gantry outside, C rotating shaft of the second harmonic reducer connects a rotary table, is used for fixing the work piece; a movable machine head for installing a cutter is arranged above the gantry. The utility model provides a five small-size processing equipment of double harmonic satisfies and reduces the structure volume, reduction in production cost.

Description

Five small-size processing equipment of double harmonic

Technical Field

The utility model relates to a machine-building technical field especially relates to a five small-size processing equipment of double harmonic.

Background

The five-axis numerical control machining center machine tool in the prior art is a machine tool which has high technological content and high precision and is specially used for machining complex curved surfaces, and the machine tool has important influence on the industries of aviation, aerospace, military, scientific research, precision instruments, high-precision medical equipment and the like in one country. The prior art has the defects that most of the rotary table structures adopt expensive accessories such as a torque motor, a worm gear and a worm, equipment is usually large and can only be placed in an open position, the equipment can only be moved by a large-sized forklift every time, the whole manufacturing cost is high, and the power supply requirement needs 380V industrial voltage. In addition, the protection capability of the existing five-axis tool magazine is weaker during machining, the five-axis tool magazine occupies the space in front of the workbench, a machined part and the tool magazine have a high interference phenomenon, and the machining thickness of a workpiece is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a five small-size processing equipment of double harmonic satisfies and reduces the structure volume, reduction in production cost.

The utility model adopts the following technical scheme:

the utility model provides a five small-size processing equipment of double harmonic which characterized in that includes: the gantry type lathe bed is of a gantry type structure, a first harmonic reducer is arranged below the inside of a gantry, a rotating shaft B of the gantry type lathe bed is fixedly connected with one end of a connecting piece, the other end of the connecting piece is connected with a second harmonic reducer, the connecting piece and the second harmonic reducer extend out of the outer side of the gantry, and a rotating shaft C of the second harmonic reducer is connected with a turntable and used for fixing a workpiece; a movable machine head for installing a cutter is arranged above the gantry. In the scheme, the basic functions of the five-axis machining equipment are unchanged by utilizing the high precision and high bearing capacity of the double-harmonic reducer, the traditional torque motor and the fittings with large volumes of worm and gear are replaced, the posture of a workpiece is subjected to rotation control through the double-harmonic reducer, and the task of machining a complex curved surface can be completed by matching with a movable machine head.

As an improvement of the scheme, the tool magazine is further arranged in the gantry and comprises a driving device, a telescopic device and a tool bearing bracket, one end of the telescopic device is connected with the driving device, the other end of the telescopic device is connected with the tool bearing bracket, and the driving device drives the telescopic device to push the tool bearing bracket out of the gantry to the outer side of the gantry. In this scheme, the extending structure of tool magazine stretches out outside the longmen during use, and in the time spent tool magazine shrink back longmen, improve protective capacities, and need not occupy the space in workstation the place ahead during the processing work piece, solve machined part and tool magazine and have the problem of high interference, increase work piece processing thickness.

Optionally, the driving device is a cylinder, and the telescopic device is a link rod.

Optionally, the driving device is a motor, and the telescopic device is a screw rod.

As a modification of the above, the apparatus has a length of 0.950m, a width of 1.10m and a height of 1.635m.

As a modification of the above, the rotation range of the first harmonic speed reducer is ± 115 degrees.

As an improvement of the scheme, the rotation range of the second harmonic reducer is 360 degrees.

As an improvement of the scheme, an X-axis slide rail parallel to an X axis is arranged on the gantry, a Z-axis slide rail is arranged on a first movable slide block which is in sliding connection with the X-axis slide rail in a matching mode, and a machine head is arranged on a second movable slide block which is in sliding connection with the Z-axis slide rail in a matching mode.

The utility model discloses B C rotation axis all adopts the harmonic reduction gear structure, and its characteristics are small, light in weight, and bearing capacity is high, long service life and operate steadily, and other structure prices of contrast are lower, reduce its whole manufacturing cost, and its essential function is unchangeable, reduces the equipment volume and can get into the elevator, can put in the office space, and equipment light in weight removes the convenience from taking the pulley, can fix fast, and the power supply requires to adopt 220V's domestic voltage.

Drawings

Fig. 1 is a schematic structural diagram of a double-harmonic five-axis small machining apparatus provided by an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a double-harmonic reducer provided by an embodiment of the present invention.

Detailed Description

The technical solution 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.

Referring to fig. 1, it is a pair of five small-size processing equipment of double harmonic that the embodiment of the utility model provides, equipment include base 1 and the lathe bed of setting on the base, and the top both sides of base set up sharp Y axle slide rail 1', and the bottom of lathe bed sets up bearing platform 2, and bearing platform 2 is linear motion on Y axle slide rail 1'.

The lathe bed adopts cast iron gantry type structure, i.e. gantry type structure, a first harmonic reducer is arranged on the bearing platform 2, a B rotating shaft 4 output by the first harmonic reducer is fixedly connected with one end of a connecting piece, the other end of the connecting piece is connected with a second harmonic reducer, and the connecting piece and the second harmonic reducer extend out of the gantry 3. The C rotating shaft 5 of the second harmonic reducer is fixedly connected with a rotary table 51, a mounting hole groove 511 of a flange plate structure is formed in the upper end of the rotary table, four T-shaped fixing grooves 512 are formed in the upper end of the rotary table 51, the four T-shaped fixing grooves 512 are distributed in an annular array mode with the mounting hole groove 511 as the center, the mounting hole groove 511 of the flange plate structure facilitates the rotary table 51 to be additionally provided with a clamp, and the T-shaped fixing grooves 512 facilitate the rotary table 51 to fix workpieces.

The rotation range of the B rotation shaft 4 is +/-115 degrees, the rotation range of the C rotation shaft 5 is 360 degrees, and the machining of complex and diversified miniaturized parts is met.

An X-axis slide rail 41 parallel to an X axis is arranged on the gantry, a Z-axis slide rail is arranged on a first movable slide block 6 which is in adaptive sliding connection with the X-axis slide rail, and a machine head 8 is arranged on a second movable slide block 7 which is in adaptive sliding connection with the Z-axis slide rail and is used for installing various cutters.

A tool magazine 9 is also arranged on the rotary table in the gantry, and the tool magazine can be implemented in a mode that a cylinder pushes a link rod to drive a tool bearing bracket to stretch or retract, or a motor drives a screw rod to drive the tool bearing bracket to stretch or retract, so that the tool bearing bracket is pushed out of the rotary table. The cutter is positioned below the machine head, and the machine head automatically picks up the cutter on the cutter bearing bracket through the adjustment of the first movable sliding block on the X-axis sliding rail and the adjustment of the second movable sliding block on the Z-axis sliding rail. And adjusting the second movable sliding block with the tool on the Z-axis sliding rail again, and adjusting the first movable sliding block on the X-axis sliding rail, wherein the tool moves above the workpiece to process the workpiece.

The lower end of the equipment base 1 is provided with a roller 10 which is convenient for moving the equipment, and a stand 11 of the equipment can be quickly fixed.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims

1. The double-harmonic five-axis small machining equipment is characterized by comprising: the lathe bed of the gantry structure, set up the first harmonic reducer in the lower side in the gantry, its rotating shaft fixedly connects one end of a link, another end of the link connects the second harmonic reducer, link and second harmonic reducer stretch out of the said gantry outside, the rotating shaft of the second harmonic reducer connects a rotary table, is used for fixing the work piece; a movable machine head for installing a cutter is arranged above the gantry.

2. The double-harmonic five-axis small machining equipment according to claim 1, wherein a tool magazine is further arranged in the gantry, the tool magazine comprises a driving device, a telescopic device and a tool support bracket, one end of the telescopic device is connected with the driving device, the other end of the telescopic device is connected with the tool support bracket, and the driving device drives the telescopic device to push the tool support bracket out of the gantry to the outer side of the gantry.

3. The double-harmonic five-axis small machining apparatus according to claim 2, wherein the driving device is a cylinder and the telescopic device is a link.

4. The double-harmonic five-axis small machining apparatus according to claim 2, wherein the driving device is a motor, and the telescopic device is a lead screw.

5. The double-harmonic five-axis micro machining apparatus of claim 1, wherein the apparatus is 0.950m long, 1.10m wide, and 1.635m high.

6. The double-harmonic five-axis mini-machining apparatus of claim 1 wherein the range of rotation of the first harmonic reducer is ± 115 degrees.

7. The double-harmonic five-axis small machining apparatus of claim 1, the second harmonic reducer has a range of rotation of 360 degrees.

8. The double-harmonic five-axis small processing equipment as claimed in any one of claims 1 to 7, wherein an X-axis slide rail parallel to an X-axis is arranged on the gantry, a Z-axis slide rail is arranged on a first movable slide block which is in sliding fit with the X-axis slide rail, and a machine head is arranged on a second movable slide block which is in sliding fit with the Z-axis slide rail.