CN218964749U

CN218964749U - Positioning device of ultra-precision machining core moving machine

Info

Publication number: CN218964749U
Application number: CN202223588334.4U
Authority: CN
Inventors: 张子明; 邓振兴; 张倩楠; 张建
Original assignee: Gu'an Xinfenghang Equipment Manufacturing Co ltd
Current assignee: Gu'an Xinfenghang Equipment Manufacturing Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-05
Anticipated expiration: 2032-12-30

Abstract

The application discloses ultra-precision machining walks heart machine positioner, including lower positioner with go up positioner, lower positioner with go up positioner installs on walking heart machine body, just lower positioner with go up positioner structure looks adaptation, just go up positioner includes shell, connecting rod A, connecting plate A and connecting rod B, the shell passes through connecting rod A with connecting plate A connects, just connecting rod B installs on connecting plate A, connecting rod B with walk heart machine body coupling; through the last positioner and the lower positioner at the quick-witted incasement mounting structure looks adaptation of walking the heart machine body, make the ultra-precise machining walk the heart machine to carry out the course of working to long axis form work piece, make lower positioner and last positioner carry out the centre gripping to long axis form work piece, prevent that long axis form work piece from taking place the slope in the course of working, influence the machining efficiency and the processingquality of heart machine to the work piece.

Description

Positioning device of ultra-precision machining core moving machine

Technical Field

The disclosure relates to the technical field of a heart machine, in particular to a positioning device of an ultra-precise machining heart machine.

Background

The core machine is totally called a core type numerical control lathe, and can also be called a headstock moving type numerical control automatic lathe, an economic turning and milling compound lathe or a longitudinal cutting lathe. Belongs to precision machining equipment, can simultaneously complete various composite machining, and is mainly used for batch machining of special-shaped non-standard parts of precise hardware and shafts. The national intellectual property agency discloses a machining positioning device (authorized bulletin number: CN 217832787U) for a heart-moving machine, which is characterized in that a braking wheel is rotated to enable a bi-directional threaded rod to rotate, two groups of clamping plates are moved in opposite directions to clamp and fix workpieces, a plurality of groups of sliding rods arranged on the bottom surfaces of the sliding rods are contacted with the surfaces of the clamping plates in the clamping process, and the sliding rods are contracted towards the interiors of the clamping plates according to different degrees of the shapes of the workpieces, so that the positioning device can clamp and position the workpieces with different shapes.

In the positioning device in the patent, in the process of processing a long-axis-shaped workpiece, the processed long-axis workpiece cannot be positioned in time, so that the top end of the workpiece is deviated, and the machining of the long-axis workpiece by the ultra-precise machining center walking machine is affected.

Disclosure of Invention

In view of the foregoing drawbacks or shortcomings of the prior art, it is desirable to provide an ultra-precision machining walker positioning device.

In a first aspect, the present application provides an ultra-precision machining walks heart machine positioner, including:

the heart machine body walks, walk and install positioner down and go up positioner on the heart machine body, just down positioner with go up positioner structure looks, just go up positioner includes shell, connecting rod A, connecting plate A and connecting rod B, the shell passes through connecting rod A with connecting rod A connects, just connecting rod B installs on connecting plate A, connecting rod B with walk heart machine body coupling, install connecting plate B, connecting plate C, rotary mechanism, elevating system, fixture A and fixture B in the shell, connecting plate B installs the shell bottom, just connecting plate B passes through elevating system with connecting plate C connects, connecting plate C pass through the bearing with the shell is connected, install on the connecting plate C rotary mechanism, just connecting plate B with install on the connecting plate C fixture A with fixture B.

According to the technical scheme that this application embodiment provided, still be provided with the locating lever on the connecting plate B, the locating lever with connecting plate C with the constant head tank joint that sets up on the shell.

According to the technical scheme that this application embodiment provided, rotary mechanism includes rotating electrical machines, gear A and gear B, and rotating electrical machines is connected with gear A through pivot A, and gear A and gear B meshing, and gear B installs on connecting plate C.

According to the technical scheme that this application embodiment provided, elevating system is the symmetry form and sets up connecting plate B with on the connecting plate C, elevating system includes elevator motor and screw rod, elevator motor and screw rod are connected, just connecting plate B passes through bearing A and is connected with the screw rod, and the screw rod bottom with the shell is connected.

According to the technical scheme that this application embodiment provided, fixture A with fixture B structure looks adaptation, fixture A includes centre gripping motor, connection piece, connecting rod C, grip block, movable block, and the movable inslot on the grip block is installed to the movable block, installs the spring in the movable groove, and the spring is connected with the movable block, and connecting rod C is connected with the grip block, and connecting rod C is connected with the centre gripping motor.

According to the technical scheme provided by the embodiment of the application, the clamping mechanism A and the clamping mechanism B are annularly arranged on the connecting plate B and the connecting plate C.

In summary, the technical scheme specifically discloses a positioning device of an ultraprecise machining center-moving machine, which is characterized in that an upper positioning device and a lower positioning device with the proper structures are arranged in a machine box of a center-moving machine body, so that the lower positioning device and the upper positioning device are used for positioning and clamping a long-shaft-shaped workpiece in the machining process of the ultraprecise machining center-moving machine, and the machining efficiency and the machining quality of the workpiece by the center-moving machine are prevented from being influenced;

the lifting mechanisms are symmetrically arranged on the connecting plates B and C which are arranged in the shells on the upper positioning device and the lower positioning device, so that a lifting motor on the lifting mechanism drives a screw to rotate after being started, the connecting plate B which is connected with the screw through a bearing ascends and descends in the rotating process of the screw, a long-shaft-shaped workpiece clamped by the clamping mechanism A arranged on the connecting plate B moves up and down, the workpieces are processed at different positions in the moving process, and the processing efficiency of the centering machine on the long-shaft-shaped workpiece is improved;

through arranging the clamping mechanism A and the clamping mechanism B which are structurally matched on the connecting plate B and the connecting plate C, after the clamping motors on the clamping mechanism A and the clamping mechanism B are started, the connecting rod C connected with the clamping motors pushes the clamping blocks to move, the moving blocks arranged in the moving grooves in the clamping blocks clamp long-shaft-shaped workpieces, in the clamping process, the moving blocks compress springs in the moving grooves and clamp the long-shaft-shaped workpieces under secondary pressurization, so that the positioning clamping of the upper positioning device and the lower positioning device on the long-shaft-shaped workpieces is improved, and the machining efficiency of the centering machine on the long-shaft-shaped workpieces is improved;

through setting up the locating lever on connecting plate B, make the locating lever drive down the bottom and be connected with the constant head tank on the shell at elevating system, when connecting plate B drives down and moves up, the constant head tank joint on connecting plate C is connected on connecting rod top, fix a position the centre gripping to the major axis form work piece of fixture A centre gripping of installing on connecting plate B, prevent that work piece in the course of working connecting plate B from removing and exceeding spacing, cause the inside mechanical element damage of last positioner and lower positioner shell, influence the processing of heart machine to major axis form processing subassembly.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:

FIG. 1 is a schematic diagram of a positioning device of an ultra-precision machining center-moving machine.

Fig. 2 is a schematic diagram of a front view structure of a positioning device of an ultra-precision machining center-moving machine.

Fig. 3 is a schematic structural view of the upper positioning device and the lower positioning device.

Fig. 4 is a schematic view of the structure of the housing.

Fig. 5 is a schematic view of the internal structure of the upper positioning device.

FIG. 6 is a schematic cross-sectional view of the upper fixture.

Fig. 7 is a schematic view of the internal structure of the upper positioning device.

Fig. 8 is a schematic structural view of the clamping mechanism a.

Reference numerals in the drawings: 1. a lower positioning device; 2. an upper positioning device; 2.1, a shell; 2.2, connecting rod A;2.3, connecting the plate A;2.4, connecting rod B;2.5, a rotating mechanism; 2.51, a rotating electrical machine; 2.52, gear a;2.53, gear B;2.6, connecting the plate B;2.61, positioning rod; 2.7, clamping mechanism A;2.71, clamping the motor; 2.72, connecting piece; 2.73, connecting rod C;2.74, clamping blocks; 2.75, springs; 2.76, moving block; 2.8, lifting mechanism; 2.81, lifting motor; 2.82, screw; 2.9, connecting plate C;2.91, bearings; 2.10, a clamping mechanism B; 3. a heart-moving machine body.

Detailed Description

The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example 1

Referring to fig. 1 to 8, before the machining of the long-axis workpiece by the ultra-precise machining center, a worker clamps the long-axis workpiece on a lower positioning device 1 installed in a case of a center-moving machine body 3, so that a clamping mechanism a2.7 and a clamping mechanism B2.10 on the lower positioning device 1 perform positioning and clamping on the long-axis workpiece, and a machining tool installed on the center-moving machine body 3 performs procedures such as cutting, boring and grinding on the long-axis workpiece, so that the long-axis workpiece is required to be positioned and clamped after machining and during machining in order to prevent tilting during machining, and deviation is prevented, and the machining quality and the machining efficiency of the long-axis workpiece by the center-moving machine are affected.

The lower positioning device 1 and the upper positioning device 2 are arranged on the heart-moving machine body 3, the lower positioning device 1 and the upper positioning device 2 are structurally compatible, and the machining efficiency and the machining quality of the heart-moving machine to the workpiece are affected by the fact that the upper positioning device 1 and the lower positioning device 2 are structurally compatible in a machine box of the heart-moving machine body 3, so that the heart-moving machine is used for carrying out positioning clamping on the long-shaft-shaped workpiece in the machining process of the ultra-precise machining heart-moving machine, and the lower positioning device 2 and the upper positioning device 1 are used for preventing the long-shaft-shaped workpiece from inclining in the machining process.

Go up positioner 2 shell 2.1 and be connected with connecting plate A2.3 through connecting rod A2.2, and connecting rod B2.4 installs on connecting plate A2.3, connecting rod B2.4 is connected with the heart machine body 3, install connecting plate B2.6 in the shell 2.1, connecting plate C2.9, rotary mechanism 2.5, elevating system 2.8, fixture A2.7 and fixture B2.10, connecting plate B2.6 installs in shell 2.1 bottom, and connecting plate B2.7 passes through elevating system 2.8 and is connected with connecting plate C2.9, connecting plate C2.9 passes through bearing 2.91 and is connected with shell 2.1, install rotary mechanism 2.5 on connecting plate C2.9, and install fixture A2.7 and fixture B2.10 on connecting plate B2.6 and the connecting plate C2.9.

The rotating mechanism 2.5 is characterized in that a rotating motor 2.51 is connected with a gear A2.52 through a rotating shaft A, the gear A2.51 is meshed with a gear B2.53, and the gear B2.53 is arranged on a connecting plate C2.9; when a workpiece is required to be cut in the machining process through the arrangement of the rotating mechanism 2.5, the rotating motor 2.51 is started, the gear A2.52 connected with the rotating motor 2.51 is driven to rotate, the gear B2.53 meshed with the gear A2.52 is enabled to rotate, the connecting plate C2.9 provided with the gear B2.53 is enabled to rotate, the long-shaft-shaped workpiece clamped by the clamping mechanism A2.7 on the connecting plate B2.6 connected with the lifting mechanism 2.8 is enabled to rotate, and the machining efficiency of the heart-moving machine on the long-shaft-shaped key is improved.

The connecting plates B2.6 and C2.9 arranged in the shells 2.1 on the upper positioning device 2 and the lower positioning device 1 are provided with symmetrical lifting mechanisms 2.8, so that a lifting motor 2.81 on the lifting mechanism 2.8 is started to drive a screw rod 2.82 to rotate, the connecting plates B2.6 connected with the screw rod 2.82 through a bearing A ascend and descend in the rotating process of the screw rod 2.82, long-shaft-shaped workpieces clamped by a clamping mechanism A2.7 arranged on the connecting plates B2.6 move up and down, the workpieces are processed at different positions in the moving process, and the processing efficiency of the heart-moving machine on the long-shaft-shaped workpieces is improved.

The connecting plate B2.6 is provided with the locating rod 2.61, the bottom of the locating rod 2.61 is connected with the locating groove on the shell 2.1 under the driving of the lifting mechanism 2.8, when the connecting plate B2.6 moves upwards under the driving of the lifting mechanism 2.8, the top of the locating rod 2.61 is clamped with the locating groove on the connecting plate C2.9, the long-shaft-shaped workpiece clamped by the clamping mechanism A2.7 arranged on the connecting plate B2.6 is positioned and clamped, the connecting plate B2.6 is prevented from moving beyond limit in the processing process, mechanical elements inside the shells 2.1 of the upper locating device 2 and the lower locating device 1 are damaged, and the processing of the long-shaft-shaped processing assembly by the heart-moving machine is affected.

The clamping mechanism A2.7 is structurally matched with the clamping mechanism B2.10, a moving block 2.76 of the clamping mechanism A2.7 is arranged in a moving groove on the clamping block 2.74, a spring 2.75 is arranged in the moving groove, the spring 2.75 is connected with the moving block 2.76, a connecting rod C2.73 is connected with the clamping block 2.74, the connecting rod C2.73 is connected with a clamping motor 2.71, the connecting rod C2.73 is a telescopic structural rod, three clamping mechanisms A2.7 and B2.10 are respectively arranged, and the clamping mechanisms A2.7 and B2.10 are annularly arranged on a connecting plate B2.6 and a connecting plate C2.9;

through setting up fixture A2.7 and fixture B2.10 that the structure is suitable on connecting plate B2.6 and connecting plate C2.9, make the centre gripping motor 2.71 on fixture A2.7 and the fixture B2.10 start the back, make the connecting rod C2.73 that centre gripping motor 2.71 connects promote grip block 2.74 and remove, make the movable block 2.76 that the movable groove was installed in grip block 2.74 carry out the centre gripping with long axis form work piece, in the centre gripping process, movable block 2.76 compresses spring 2.75 in the movable groove, carry out the secondary pressurization centre gripping to long axis form work piece, improve the location centre gripping of upper positioner 2 and lower positioner 1 to long axis form work piece, improve the machining efficiency of heart machine to long axis form work piece.

The foregoing description is only of the preferred embodiments of the present application and is presented as a description of the principles of the technology being utilized. It will be appreciated by persons skilled in the art that the scope of the utility model referred to in this application is not limited to the specific combinations of features described above, but it is intended to cover other embodiments in which any combination of features described above or equivalents thereof is possible without departing from the spirit of the utility model. Such as the above-described features and technical features having similar functions (but not limited to) disclosed in the present application are replaced with each other.

Claims

1. The utility model provides a heart machine positioner is walked in ultraprecise processing which characterized in that includes:

the heart walking machine body (3), install down positioner (1) and last positioner (2) on heart walking machine body (3), just down positioner (1) with go up positioner (2) structure looks, just go up positioner (2) include shell (2.1), connecting rod A (2.2), connecting plate A (2.3) and connecting rod B (2.4), shell (2.1) pass through connecting rod A (2.2) with connecting plate A (2.3) are connected, just connecting rod B (2.4) are installed connecting plate A (2.3) is last, connecting rod B (2.4) with heart walking machine body (3) are connected, install connecting plate B (2.6), connecting plate C (2.9), rotary mechanism (2.5), elevating system (2.8), clamping mechanism A (2.7) and clamping mechanism B (2.10) in shell (2.1) pass through connecting plate A (2.2.4) are in connecting plate A (2.3), connecting plate B (2.6) are installed in shell (2.1) bottom C (2.9) and connecting plate C (2.9) are passed through to be connected with connecting plate C (2.1), and the clamping mechanism A (2.7) and the clamping mechanism B (2.10) are arranged on the connecting plate B (2.6) and the connecting plate C (2.9).

2. The positioning device of the ultra-precise machining center walking machine according to claim 1, wherein a positioning rod (2.61) is further arranged on the connecting plate B (2.6), and the positioning rod (2.61) is clamped with positioning grooves formed in the connecting plate C (2.9) and the shell (2.1).

3. The positioning device of the ultra-precision machining center machine according to claim 1, wherein the rotating mechanism (2.5) comprises a rotating motor (2.51), a gear a (2.52) and a gear B (2.53), the rotating motor (2.51) is connected with the gear a (2.52) through a rotating shaft a, the gear a (2.52) is meshed with the gear B (2.53), and the gear B (2.53) is mounted on the connecting plate C (2.9).

4. The positioning device of the ultra-precise machining center walking machine according to claim 1, wherein the lifting mechanism (2.8) is symmetrically arranged on the connecting plate B (2.6) and the connecting plate C (2.9), the lifting mechanism (2.8) comprises a lifting motor (2.81) and a screw rod (2.82), the lifting motor (2.81) is connected with the screw rod (2.82), the connecting plate B (2.6) is connected with the screw rod (2.82) through a bearing A, and the bottom end of the screw rod (2.82) is connected with the shell (2.1).

5. The positioning device of the ultra-precise machining center walking machine according to claim 1, wherein the clamping mechanism A (2.7) is structurally matched with the clamping mechanism B (2.10), the clamping mechanism A (2.7) comprises a clamping motor (2.71), a connecting sheet (2.72), a connecting rod C (2.73), a clamping block (2.74) and a moving block (2.76), the moving block (2.76) is arranged in a moving groove on the clamping block (2.74), a spring (2.75) is arranged in the moving groove, the spring (2.75) is connected with the moving block (2.76), the connecting rod C (2.73) is connected with the clamping block (2.74), and the connecting rod C (2.73) is connected with the clamping motor (2.71).

6. The positioning device of the ultra-precise machining center walking machine according to claim 1, wherein the clamping mechanism A (2.7) and the clamping mechanism B (2.10) are annularly arranged on the connecting plate B (2.6) and the connecting plate C (2.9).