CN205043563U

CN205043563U - Numerically control grinder with two rotary worktable structures

Info

Publication number: CN205043563U
Application number: CN201520754338.6U
Authority: CN
Inventors: 姜明
Original assignee: Jiangsu Mansun Machinery Equipment Co Ltd
Current assignee: Jiangsu Mansun Machinery Equipment Co Ltd
Priority date: 2015-09-25
Filing date: 2015-09-25
Publication date: 2016-02-24
Anticipated expiration: 2025-09-25

Abstract

The utility model provides a numerically control grinder with two rotary worktable structures, this numerically control grinder adopt two rotary worktable structures to female workstation gyration come on the sub - workstation of grinding with the round hole of female workstation with the centre of a circle. The utility model has the advantages of simple structure, design benefit, clamping, positioning accuracy be high, do not have many times the position error that the clamping led to the fact.

Description

A kind of numerically control grinder with dual AC power Working table structure

Technical field

The utility model relates to a kind of numerically control grinder, especially in regard to a kind of numerically control grinder with dual AC power Working table structure.

Background technology

At present, when known CNC gear grinding machine is as needed the hole distributed ringwise to a part to carry out grinding, need to be fixed to Working position by different location by needing the hole displacement of processing to move, multiple clamping can have influence on the error of positional precision between machining hole; Or adopt digital control system to carry out grinding by the mode of X-axis and Y-axis movement to hole, but because digital control servo system actual running route in the process of walking endoporus is the connection of countless line segment instead of proper circle, the processing of smooth seamless link can not be realized, be also difficult to reach more high-precision requirement.

Utility model content

The shortcoming of clamped one time with regard to whole grinding can not be carried out to porous workpiece for overcoming existing grinding machine, the utility model proposes a kind of numerically control grinder with dual AC power Working table structure, it can after having the workpiece clamped one time location in annular spread hole, just its multiple annular spread hole grinding can be completed, thus improve the machining accuracy of position, hole.

For reaching above-mentioned purpose, the utility model adopts following technical scheme: a kind of numerically control grinder with dual AC power Working table structure, and it includes main shaft bistrique, be positioned at platen below described main shaft bistrique, control Z-axis direction servomotor, the X axis servomotor controlling described platen movement and Y-axis servomotor that described main shaft bistrique moves up and down.

Described numerically control grinder also includes female rotating part, sub-rotating part and conducting slip ring.Wherein said female rotating part includes female rotary table, female rotary table and female rotary servovalve motor, described female rotary table is arranged on described platen, described female rotary table is arranged on described female rotary table, described female rotary servovalve motor is located at bottom described platen, described female rotary servovalve motor drives described female rotary table to rotate around its center of circle, and on described female rotary table, eccentric setting has eccentric mounting hole.

Described sub-rotating part includes sub-rotary table, sub-rotary table and sub-rotary servovalve motor, described sub-rotary table is arranged on described eccentric mounting hole, described sub-rotary table is arranged in described sub-rotary table, described sub-rotary servovalve motor is arranged at immediately below described sub-rotary table and is connected with described sub-rotary table by described eccentric mounting hole, and described sub-rotary servovalve motor drives described sub-rotary table to rotate around its center of circle.

Described conducting slip ring is arranged at described sub-rotary servovalve motor bottom lower position, and it can move around along described sub-rotary servovalve motor bottom radial direction.

As the numerically control grinder with dual AC power Working table structure described in the utility model, wherein said sub-rotary table is rounded extends out to the home position exceeding described female rotary table.

As the numerically control grinder with dual AC power Working table structure described in the utility model, wherein said sub-rotary servovalve motor adopt can calibration, locking servomotor.

Compared with prior art, the utility model has following beneficial effect:

One, structure simple, be convenient to commercial introduction on a large scale.

Two, design ingenious, by servomotor calibration, various annular spread hole can be processed.

Three, positioning precision is high, clamped one time, repeatedly grinding, reduces the site error of multiple clamping.

Accompanying drawing explanation

Fig. 1 is the structural representation of a kind of numerically control grinder with dual AC power Working table structure of the utility model.

Fig. 2 is the partial sectional view of numerically control grinder in Fig. 1.

Fig. 3 is the top view of Fig. 1.

Reference numeral is: main shaft bistrique 10, platen 20, Z-axis direction servomotor 30, X axis servomotor 40, Y-axis servomotor 50, female rotating part 60, sub-rotating part 70, conducting slip ring 80, female rotary table 61, female rotary table 62, female rotary servovalve motor 63, sub-rotary table 71, sub-rotary table 72 and sub-rotary servovalve motor 73.

Detailed description of the invention

For setting forth the technological means that the utility model adopts and the technique effect reached further, elaborate below in conjunction with drawings and Examples.

The utility model proposes a kind of numerically control grinder with dual AC power Working table structure, referring to figs. 1 to Fig. 3, it includes main shaft bistrique 10, be positioned at platen 20 below described main shaft bistrique 10, control the Z-axis direction servomotor 30 that described main shaft bistrique 10 moves up and down, the X axis servomotor 40 controlling the movement of described platen 20 and Y-axis servomotor 50, female rotating part 60, sub-rotating part 70 and conducting slip ring 80.

Referring to figs. 2 and 3, female rotating part 60 includes female rotary table 61, female rotary table 62 and female rotary servovalve motor 63.Female rotary table 62 is arranged on described platen 20, female rotary table 61 is arranged in female rotary table 62, female rotary servovalve motor 63 is located at bottom platen 61, female rotary servovalve motor 63 drives female rotary table 61 to rotate around its center of circle, and on female rotary table 61, eccentric setting has eccentric mounting hole (not shown).

Referring to figs. 2 and 3, sub-rotating part 70 includes sub-rotary table 71, sub-rotary table 72 and sub-rotary servovalve motor 73.Sub-rotary table 72 is arranged on eccentric mounting hole 64, and sub-rotary table 71 is arranged in sub-rotary table 72.Sub-rotary servovalve motor 73 to be arranged at immediately below sub-rotary table 71 and to be connected with sub-rotary table 71 by eccentric mounting hole 64, and sub-rotary servovalve motor 73 driven element rotary table 71 rotates around its center of circle.Sub-rotary servovalve motor 73 adopt can calibration, locking servomotor.Sub-rotary table 71 is rounded extends out to the home position exceeding female rotary table 61, makes the hole of the workpiece be arranged on sub-rotary table 71 can reach the home position of female rotary table 61.

With reference to figure 2, conducting slip ring 80 is arranged at sub-rotary servovalve motor 73 bottom part down position, and it can move around along radial direction bottom sub-rotary servovalve motor 73.

Adopt the method for grinding of the above-mentioned numerically control grinder with dual AC power Working table structure, it comprises the steps:

(1) by the Workpiece clamping with annular array machining hole on sub-rotary table, adjust sub-rotary table, the machining hole center on workpiece aimed at the center of female rotary table;

(2) lock sub-rotary table, adjustment platen is to moving to below main shaft bistrique by machining hole;

(3) main shaft bistrique is stretched in machining hole, continue fine setting platen to the sidewall by main shaft bistrique contact machining hole, after fine setting, lock sub-rotary table;

(4) lock platen, start the machine, main shaft bistrique and female rotary table rotate simultaneously, carry out grinding to machining hole;

(5) after machining hole grinding completes, exit main shaft bistrique, sub-rotary servovalve motor carries out calibration, gyrator rotary table, is moved to by next machining hole and female rotary table central coaxial position;

(6) repeat step (3) ~ (5), until after all machining hole grindings complete, closing machine, takes out workpiece, carries out clamping of next workpiece.

It should be noted that, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.

Claims

1. the numerically control grinder with dual AC power Working table structure, it includes main shaft bistrique, be positioned at platen below described main shaft bistrique, control Z-axis direction servomotor, the X axis servomotor controlling described platen movement and Y-axis servomotor that described main shaft bistrique moves up and down, it is characterized in that: it also includes female rotating part, sub-rotating part and conducting slip ring

Described female rotating part includes female rotary table, female rotary table and female rotary servovalve motor, described female rotary table is arranged on described platen, described female rotary table is arranged in described female rotary table, described female rotary servovalve motor is located at bottom described platen, described female rotary servovalve motor drives described female rotary table to rotate around its center of circle, and on described female rotary table, eccentric setting has eccentric mounting hole;

Described sub-rotating part includes sub-rotary table, sub-rotary table and sub-rotary servovalve motor, described sub-rotary table is arranged on described eccentric mounting hole, described sub-rotary table is arranged in described sub-rotary table, described sub-rotary servovalve motor is arranged at immediately below described sub-rotary table and is connected with described sub-rotary table by described eccentric mounting hole, and described sub-rotary servovalve motor drives described sub-rotary table to rotate around its center of circle;

2. the numerically control grinder with dual AC power Working table structure according to claim 1, is characterized in that: described sub-rotary table is rounded extends out to the home position exceeding described female rotary table.

3. the numerically control grinder with dual AC power Working table structure according to claim 1, is characterized in that: described sub-rotary servovalve motor adopt can calibration, locking servomotor.