CN218984124U

CN218984124U - Lathe video non-contact measuring and positioning device

Info

Publication number: CN218984124U
Application number: CN202223130373.XU
Authority: CN
Inventors: 杨建平; 郑维宁; 汪鹏
Original assignee: Hardinge Machine Shanghai Co Ltd
Current assignee: Hardinge Machine Shanghai Co Ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-05-09
Anticipated expiration: 2032-11-24

Abstract

The lathe video non-contact measurement positioning device is characterized in that a high-precision camera component (5) is connected with an industrial computer (9); the bridge plate assembly (7) comprises a transverse bridge plate (701) and a vertical bridge plate (702); the lower end of the outer side of the vertical bridge plate (702) is fixedly connected with a high-precision camera component (5). The machine tool equipment is connected with an industrial computer (9), photographs of the machined part (2) or the workpiece are taken through a camera of the high-precision camera assembly (5), the position of the machined part (2) is selected through automatic evaluation, the position is recorded in the industrial computer (9), and the position is called when the machine tool equipment processes the machined part (2). The method gets rid of the limitation and restriction of the application of the existing Raney Shaoxing probe, overcomes and removes the limitation of the requirement on the appearance of the part, does not need hardware contact detection, has accurate and stable processing process, can directly input the detection parameters of the part into a database, can realize the quality traceability function of the product, and is a basis for realizing the modern mass production of the machined product.

Description

Lathe video non-contact measuring and positioning device

Technical Field

The utility model relates to a structural innovation and improvement technology of a machine tool automation equipment sensing and measuring device, relates to a video non-contact measuring and positioning technology which is applied to automatic lathe equipment and replaces a measurement and control system taking Raney Shaoxing measuring head products as cores, and particularly relates to a lathe machining video measuring device embodying the technology.

Background

The machine tool measuring head is a measuring device arranged on the numerical control machine tool, and has the main functions of improving the manufacturing quality of the existing production equipment for enterprises, reducing the manufacturing cost and saving the time and labor cost.

The function of the machine tool measuring head to the numerical control machine tool is as follows:

1) And automatically identifying the precision error of the machine tool.

2) Instead of manual automatic centering, edge searching and measuring, the coordinate system is automatically corrected, and automatic knife compensation is performed.

3) And directly measuring the curved surface of the large complex part on a machine tool.

4) And the processing capacity and the precision of the machine tool are improved.

5) The measurement results were aligned and reported.

6) The production efficiency is improved, and the product qualification rate is ensured.

7) The manufacturing cost and the appearance processing procedure for making the reference of the parts are reduced.

8) Batch separation is completed at a time.

9) And the auxiliary time of the machine tool is reduced.

The Raney Shaoxing probe which is widely applied in the machine tool probe products in the prior art is used for a three-coordinate probe system and a machine tool probe system. Although there are inadequacies which are unavoidable in applications.

The following limitations are required to be met in existing machine tool probe applications, including the rani probe:

1) By adopting physical contact measurement, a large number of macro programs are required to be compiled for being matched with a measuring head.

2) The workpiece is required to have a step feature that meets the touch of the Raney probe.

3) Requiring sufficient installation and use space.

Accordingly, the defects which are inevitably present in the application mainly include:

1) The hardware and software costs are high, and the operation programming and processing processes are limited greatly.

2) The workpiece has no step, the detection requirement of the measuring head is not met, and the visual edge of the part needs to be found.

3) The installation and use of tool holders has too great a limit.

4) The machining needs to be manually measured by a display or a microscope, is labor intensive, and dimensional machining stability is associated with worker skill ability.

Disclosure of Invention

The utility model aims to provide a lathe video non-contact measurement positioning device, which gets rid of the application limitation and constraint of the existing Raney Shaoxing probe, overcomes and removes the limitation on the appearance of parts, does not need hardware contact detection, solves the technical problems, and improves the operation safety.

The object of the utility model is achieved by the following technical measures: comprising the following steps: the device comprises a high-precision camera assembly, a bridge plate assembly, a machine tool operation execution system and an industrial computer; the high-precision camera component is connected with an industrial computer; the bridge plate assembly comprises a transverse bridge plate and a vertical bridge plate; wherein, horizontal bridge plate and riser are at inner dog-ear fixed connection, riser outside lower extreme fixed connection high accuracy camera subassembly.

In particular, the high-precision camera assembly is arranged on the outer side of the cutter head of the cutter tower assembly in the axial direction through the bridge plate assembly, and the camera of the high-precision camera assembly is opposite to the machined part.

In particular, the outer end of the cross bridge plate is fixed to the housing of the turret assembly. The transverse bridge plate and the vertical bridge plate are fixedly connected at the inner end at a right angle of 90 degrees. The bottom surfaces of the two ends of the transverse bridge plate are respectively provided with a reinforcing seat in a protruding mode, and the bottom surfaces of the outer ends of the transverse bridge plate are fixed on a shell of the turret assembly through a main supporting seat; the main supporting seat is a table-type seat with a rigid structure, and the top surface and the bottom surface of the main supporting seat are respectively provided with a fixed screw hole.

In particular, the auxiliary supporting seat is arranged on the inner side of the lower end of the vertical bridge plate or the inner side of the high-precision camera component, namely the outer end face of the cutter disc shaft of the cutter tower component in a non-contact way through a bearing.

In particular, the bottom of the vertical bridge plate is horizontally arranged outside to connect with a seat board, and a high-precision camera component is arranged and fixed on the seat board; the edge of one side of the top of the vertical bridge plate is transversely connected with the transverse bridge plate, and the other end of the transverse bridge plate is vertically connected with the auxiliary vertical plate; further, a transverse inclined support plate is connected between the edge of the other side of the top of the vertical bridge plate and the middle of the transverse bridge plate, and a secondary inclined support plate is connected between the lower side of the middle of the transverse bridge plate and the middle of the secondary vertical plate.

In particular, the industrial computer is also connected to the operating aid. The industrial computer is connected with the machine tool equipment and the tool turret assembly through the machine tool operation execution system.

The utility model has the advantages and effects that: 90% of the assistance time can be saved and the process control improved. The device is convenient to install, use and maintain, low in labor intensity, quick and efficient, accurate and stable in machining process, and capable of directly inputting the detection parameters of the parts into a database, realizing the product quality traceability function and realizing the modern mass production foundation of machined products.

Drawings

Fig. 1 is a schematic view of the mounting structure of embodiment 1 of the present utility model.

Fig. 2 is a schematic diagram of the connection structure of embodiment 1 of the present utility model.

Fig. 3 is a schematic diagram of a connection structure according to embodiment 2 of the present utility model.

The reference numerals include:

1-a chuck clamp; 2-machining the part; 3-center; 4-a manual tailstock; 5-a high precision camera assembly; 6-turret assembly; 7-a bridge plate assembly; 8-a machine tool operation execution system; 9-an industrial computer; 10-operating an accessory; 11-a main support seat; 12-auxiliary supporting seat.

601-cutterhead; 602-a housing;

701-transverse bridge plate; 7012-auxiliary vertical plates; 7013-a transverse oblique support plate; 7014-auxiliary inclined support plate;

702-a vertical bridge plate; 7021-seat plate.

Detailed Description

The principle of the utility model is that the machine tool equipment is connected with an industrial computer 9, the camera of the high-precision camera assembly 5 is used for shooting pictures of the machined part 2 or the workpiece, the pictures are automatically evaluated and selected at the position of the machined part 2, the pictures are recorded in the industrial computer 9, and the pictures are called when the machine tool equipment processes the machined part 2.

The functions of the utility model include:

1) The machine tool precision error can be automatically identified, and the machine tool precision can be automatically compensated.

4) The processing capacity and the precision of the existing machine tool can be improved, the online correction of a large-sized single product is completed once, and the reworking repair of the secondary clamping is avoided.

5) The measurement results were aligned and reported.

6) The production efficiency is improved, the manufacturing quality is improved, and the product qualification rate is ensured.

8) The batch is completed in one step, and the first part is adjusted, the design is drawn, and the production scheme is determined conveniently and rapidly.

9) The auxiliary time of the machine tool is reduced, and the manufacturing cost is reduced.

In the utility model, a high-precision camera component 5 is arranged on a turret component 6 of machine tool equipment through a bridge plate component 7; the high-precision camera component 5, particularly a camera in the high-precision camera component, is fixedly installed on lathe equipment, and the installation position is ensured to be stable and reliable; the detection data are automatically collected and fed back to machine tool equipment, particularly a machine tool operation execution system 8, for size processing to form a closed loop system.

In the utility model, the mounting positions of the main support seat 11 and the auxiliary support seat 12 for fixing the bridge plate assembly 6 are respectively reserved on the cutter head 601 and the casing 602 of the cutter tower assembly 6 of the machine tool equipment, wherein the mounting positions of the auxiliary support seat 12 have a high-repetition-precision rotation function, and the cutter tower assembly 6 is ensured not to influence the normal operation of the high-precision camera assembly 5 when the cutter is changed to rotate.

The utility model comprises the following steps: a high-precision camera assembly 5, a bridge plate assembly 7, a machine tool operation execution system 8 and an industrial computer 9; the high-precision camera assembly 5 can automatically open a camera baffle under the control of the industrial computer 9 and the machine tool operation execution system 8, and then the built-in camera shoots a picture after the part is processed under the assistance of a light source.

The utility model is further described below with reference to the drawings and examples.

Example 1: on machine tool equipment, the front end of a chuck clamp 1 is clamped on a machined part 2, and a center 3 arranged on a manual tailstock 4 is tightly propped against the other side of the machined part 2; the high-precision camera component 5 is connected with the industrial computer 9; the industrial computer 9 is connected with the machine tool equipment and the turret assembly 6 through the machine tool operation execution system 8; while the industrial computer 9 is also connected to the operating aid 10. As shown in fig. 1 and 2, the high-precision camera assembly 5 is arranged on the axial outer side of the cutter head 601 of the cutter tower assembly 6 through the bridge plate assembly 7, and the camera of the high-precision camera assembly 5 is opposite to the machined part 2; the bridge deck assembly 7 includes a cross bridge deck 701 and a riser 702; wherein, the inner end angle of the transverse bridge plate 701 and the vertical bridge plate 702 are fixedly connected, the lower end of the outer side of the vertical bridge plate 702 is fixedly connected with the high-precision camera assembly 5, and the outer end of the transverse bridge plate 701 is fixed on the shell 601 of the turret assembly 6.

In the foregoing, the cross plate 701 and the vertical plate 702 are fixedly connected at the inner ends at a right angle of 90 °.

In the foregoing, the bottom surfaces of both ends of the cross plate 701 are respectively protruded with reinforcing seats.

In the foregoing, the outer end bottom surface of the cross bridge plate 701 is fixed to the housing 601 of the turret assembly 6 by the main supporting seat 11; the main supporting seat 11 is a table-type seat with a rigid structure, and the top surface and the bottom surface of the main supporting seat are respectively provided with a fixed screw hole.

In the foregoing, the auxiliary supporting seat 12 is mounted on the inner side of the lower end of the bridge plate 702 or the inner side of the high-precision camera module 5, that is, the axially outer end surface of the cutterhead 601 of the turret module 6 in a non-contact manner through a bearing. Meanwhile, on the premise that the high-precision camera component 5 and the cutter head 601 are not interfered with each other, the cutter head 601 gives necessary support to the high-precision camera component 5 when necessary.

In the embodiment of the utility model, the chuck fixture 1, the center 3 and the tool turret assembly 6 are auxiliary tools in the mechanical industry of machine tools and the like. The utility model adopts standard products and can be customized according to the processing operation requirement. In particular, the related technical solutions disclosed previously by the applicant are preferably adopted, comprising: 202080061134.8A chuck with improved clamping stroke, 201921287050.7 a center ejection structure of a hydraulic tailstock, 201820973325.1 a center fine adjustment device of a machine tool, 201921287058.3 a manual tailstock for a numerical control horizontal lathe, 201820974070.0 a machine tool tailstock with a center driving adjustment device, 201720331236.2 a high-precision fine adjustment grinder tailstock, 201420548642.0 a pneumatic tailstock of a numerical control lathe, 201520327241.7 a tool clamping block of the lathe and the like.

In the embodiment of the utility model, the high-precision camera assembly 5 comprises a camera suite, a light source assembly, an automatic switch, a baffle assembly, a signal transmission electric element and other components.

In the embodiment of the utility model, the transition bridge plate assembly 7 is used for installing and fixing a high-precision camera assembly.

In the embodiment of the utility model, the machine tool operation execution system 8 is used as a system execution mechanism of the industrial computer 9, and comprises necessary power components, transmission components and necessary sensor components.

In the embodiment of the present utility model, the operation auxiliaries 10 connected to the industrial computer 9 include a keyboard, a mouse, and related peripheral auxiliaries.

Example 2: as shown in fig. 3, the bottom of the bridge 702 is horizontally arranged outside to connect with a seat board 7021, and the seat board 7021 is provided with a high-precision camera module 5; the edge of one side of the top of the vertical bridge plate 702 is transversely connected with the transverse bridge plate 701, and the other end of the transverse bridge plate 701 is vertically connected with the auxiliary vertical plate 7012; further, a transverse inclined support plate 7013 is connected between the edge of the other side of the top of the vertical bridge plate 702 and the middle of the transverse bridge plate 701, and a secondary inclined support plate 7014 is connected between the lower side of the middle of the transverse bridge plate 701 and the middle of the secondary vertical plate 7012.

In this embodiment, the correspondingly more complex avoidance connection of the cross plate 701 is intended to reduce and overcome positional interference in installation, and the provision of the cross plate 7013 and the secondary cross plate 7014 is intended to enhance the connection strength of the bridge plate assembly 7.

The utility model is described above with reference to the accompanying drawings. Are intended to be used as illustrations of the present application and should not be construed as limiting the present application. In the description of the present application, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. In this application, unless explicitly stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected.

The foregoing embodiments and description are merely illustrative of the principles of the present utility model, which is not limited by the embodiments described above, but the scope of protection is defined by the appended claims and their equivalents.

Claims

1. The lathe video non-contact measurement positioning device comprises a high-precision camera component (5), a bridge plate component (7), a lathe operation execution system (8) and an industrial computer (9); the high-precision camera module is characterized in that the high-precision camera module (5) is connected with an industrial computer (9); the bridge plate assembly (7) comprises a transverse bridge plate (701) and a vertical bridge plate (702); wherein, transverse bridge plate (701) and riser (702) are in inner end dog-ear fixed connection, riser (702) outside lower extreme fixed connection high accuracy camera subassembly (5).

2. The lathe video non-contact measurement positioning device according to claim 1, wherein the high-precision camera assembly (5) is arranged on the axial outer side of a cutter head (601) of the turret assembly (6) through a bridge plate assembly (7), and a camera of the high-precision camera assembly (5) is opposite to the machined part (2).

3. The lathe video non-contact measurement positioning device according to claim 1, characterized in that the outer end of the cross bridge plate (701) is fixed to the housing (602) of the turret assembly (6).

4. Lathe video non-contact measuring and positioning device according to claim 1, characterized in that the industrial computer (9) is also connected to the operating aid (10); the industrial computer (9) is connected with the machine tool equipment and the tool turret assembly (6) through the machine tool operation execution system (8).

5. The lathe video non-contact measurement positioning device according to claim 1, characterized in that an auxiliary supporting seat (12) is mounted on the inner side of the lower end of the vertical bridge plate (702) or the inner side of the high-precision camera assembly (5), namely the axially outer end surface of the cutter disc (601) of the cutter tower assembly (6) in a non-contact manner through a bearing.

6. The lathe video non-contact measurement positioning device according to claim 1, wherein the bottom of the vertical bridge plate (702) is horizontally arranged outside to connect with a seat plate (7021), and a high-precision camera assembly (5) is arranged and fixed on the seat plate (7021); the edge of one side of the top of the vertical bridge plate (702) is transversely connected with the transverse bridge plate (701), and the other end of the transverse bridge plate (701) is vertically connected with the auxiliary vertical plate (7012).

7. A lathe video non-contact measuring and positioning device according to claim 3, characterized in that the transverse bridge plate (701) and the vertical bridge plate (702) are fixedly connected at a right angle of 90 ° at the inner ends.

8. A lathe video non-contact measuring and positioning device as in claim 3, characterized in that the bottom surfaces of the two ends of the transverse bridge plate (701) respectively protrude the bottom surfaces of the outer ends of the transverse bridge plate (701) with the reinforcing seats, and are fixed on the shell (602) of the turret assembly (6) through the main supporting seat (11); the main supporting seat (11) is a table-type seat with a rigid structure, and the top surface and the bottom surface of the main supporting seat are respectively provided with a fixed screw hole.

9. The lathe video non-contact measurement positioning device according to claim 6, wherein a transverse inclined support plate (7013) is connected between the edge of the other side of the top of the vertical bridge plate (702) and the middle of the transverse bridge plate (701), and a secondary inclined support plate (7014) is connected between the lower side of the middle of the transverse bridge plate (701) and the middle of the secondary vertical plate (7012).