CN111843570A - Flexible chamfering machine for disc parts based on machine vision - Google Patents
Flexible chamfering machine for disc parts based on machine vision Download PDFInfo
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- CN111843570A CN111843570A CN202010829085.XA CN202010829085A CN111843570A CN 111843570 A CN111843570 A CN 111843570A CN 202010829085 A CN202010829085 A CN 202010829085A CN 111843570 A CN111843570 A CN 111843570A
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- chamfering
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- source module
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/20—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring workpiece characteristics, e.g. contour, dimension, hardness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/22—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
Abstract
The invention provides a machine vision-based flexible chamfering machine for disc parts, which enables the whole equipment to automatically identify and position end surface holes of a workpiece after the workpiece is placed in a corresponding area of a workbench, and then to chamfer the holes, is rapid and convenient to chamfer, saves labor cost for enterprises, and improves the quality of products. The processing platform is arranged in the width direction center area of the upper surface of the base, a backlight light source module is fixedly arranged at the front part of the upper surface of the processing platform, a tooling positioning plate is fixedly arranged at the front end of the upper surface of the backlight light source module, a cylinder mounting plate is fixedly arranged on the rear end face of the backlight light source module, a concave guide groove is formed in the width direction center position of the rear section area of the backlight light source module, a pressing cylinder is fixedly arranged on the cylinder mounting plate, a piston pressure head of the pressing cylinder is arranged in the concave guide groove, and the part of the piston pressure head protrudes from the upper surface of the backlight light source module.
Description
Technical Field
The invention relates to the technical field of chamfering machine structures, in particular to a flexible chamfering machine for disc parts based on machine vision.
Background
Disc-shaped parts (such as flexible wheels, steel wheels, cams and crossed bearings) play a crucial role in industrial robots and other equipment, and the production and processing flows are very strict. This adds a number of difficulties to production due to the fact that the surface has numerous holes and the size of each hole is not exactly the same. The traditional mode of manual hole site chamfering has high degree of dependence on people, quantitative control cannot be realized to the size of the chamfering, and meanwhile, certain danger exists in the operation process. The traditional special chamfering machine has obvious defects and insufficient flexibility, the placing posture of a workpiece is required to be accurate and consistent, and in the process of model changing and debugging, the tool, the cutter and the machining track need to be adjusted, so that the consumed time is too long.
Disclosure of Invention
Aiming at the problems, the invention provides a flexible chamfering machine for disc parts based on machine vision, which enables the whole equipment to automatically complete the identification and positioning of end surface holes of a workpiece after the workpiece is placed in a corresponding area of a workbench, and then complete the chamfering of the holes, and has the advantages of rapid and convenient chamfering, labor cost saving for enterprises and product quality improvement.
Flexible beveler of dish class part based on machine vision, its characterized in that: the device comprises a base, a processing platform is arranged in the center area in the width direction of the upper surface of the base, a backlight light source module is fixedly arranged at the front part of the upper surface of the processing platform, a tooling positioning plate is fixedly arranged at the front end of the upper surface of the backlight light source module, a cylinder mounting plate is fixedly arranged on the rear end surface of the backlight light source module, a concave guide groove is arranged at the center position in the width direction of the rear section area of the backlight light source module, a pressing cylinder is fixedly arranged on the cylinder mounting plate, a piston pressing head of the pressing cylinder is arranged in the concave guide groove, part of the piston pressing head is protruded on the upper surface of the backlight light source module, convex gantry columns are fixedly arranged on two sides in the width direction of the center area of the base respectively, two gantry column supports are provided with crossbeams, the crossbeams and the gantry columns form a gantry frame structure, the three-axis module is characterized in that a connecting vertical plate is fixedly arranged at the tail end of the lower part of a Z-axis output part of the three-axis module, a chamfering electric main shaft is fixedly arranged at the center position of the connecting vertical plate in the width direction, a chamfering cutter is fixedly arranged at the output end of the bottom of the chamfering electric main shaft, a global camera is fixedly arranged on one side of the connecting vertical plate in the width direction, and a local camera is fixedly arranged on the other side of the connecting vertical plate in the.
It is further characterized in that:
the three-axis module comprises an X-axis assembly, a Y-axis assembly and a Z-axis assembly, and the three-dimensional directions of the chamfering motorized spindle, the global camera and the local camera are adjustable;
the machining platform is supported on the X-axis track through a guide rail pair, so that the whole machining platform can finish compensation feeding relative to the motion of an X-axis component of the three-axis module in the X-axis direction, and a workpiece is ensured to be always positioned at the central position relative to a machining area;
the surface area of the tool positioning plate facing the piston pressure head is a V-shaped positioning cavity, a workpiece is arranged between the V-shaped positioning cavity and the piston pressure head in an initial state, and the piston pressure head is used for pressing the workpiece to be positioned in the central area of the V-shaped positioning cavity;
the front end of the shell of the chamfering electric spindle is also provided with an air nozzle which faces downwards and is used for cleaning processing chips on the table top;
the periphery of the upper surface of the base is provided with a fence structure, and the fence structure is also provided with an access door plate which is convenient for equipment maintenance and scrap removal;
at least one position switch is arranged on the object placing surface of the backlight light source module corresponding to the workpiece, and after the position switch detects the workpiece, subsequent workpiece locking and positioning operations are carried out;
the base is a cast iron base, so that rigidity is ensured;
the global camera is used for capturing the overall positioning of the workpiece, the lens of the local camera is lower than that of the global camera, and the local camera is used for acquiring the size of an end surface hole in the workpiece and realizing the accurate positioning of the circle center of the end surface hole;
the chamfering tool is of a conical structure, and the processing of the chamfers of holes with different specifications is completed by adjusting the vertical downward distance of the chamfering tool.
After the invention is adopted, a drawing corresponding to a workpiece is led into a numerical control system of a chamfering machine in advance, drawing information comprises the height of the workpiece and chamfering parameters of corresponding end face holes, the workpiece is placed on a processing platform between a tooling positioning plate and a piston pressure head, then the piston pressure head presses the workpiece tightly, a global camera is used for capturing the overall positioning parameters of the workpiece, then a local camera acquires the size of the end face holes on the workpiece and realizes the accurate positioning of the circle center of the end face holes, so that the equipment forms a CCD intelligent visual numerical control system and has hole site detection and accurate positioning, then the numerical control system of the chamfering machine drives a three-axis module to carry out rapid processing and complete chamfering requirements according to the acquired accurate position and chamfering parameters of the end face holes through a chamfering electric main shaft, and after the workpiece is placed in a corresponding area of a workbench, the whole equipment automatically completes the identification and positioning of the end, the chamfering of the holes is completed quickly and conveniently, labor cost is saved for enterprises, and product quality is improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the access door panel of the present invention with portions removed;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
the names corresponding to the sequence numbers in the figure are as follows:
the device comprises a base 1, a processing platform 2, a backlight light source module 3, a tooling positioning plate 4, a cylinder mounting plate 5, a concave guide groove 6, a pressing cylinder 7, a piston pressure head 8, a gantry upright 9, a cross beam 10, a gantry structure 11, a triaxial module 12, a connecting upright 13, a chamfering electric spindle 14, a global camera 15, a local camera 16, an upper convex guide table 17, an X-axis track 18, a workpiece 19, a V-shaped positioning cavity 20, an air tap 21, a fence structure 22 and an access door panel 23.
Detailed Description
The flexible chamfering machine for the disc parts based on machine vision is shown in figures 1-3: the device comprises a base 1, a processing platform 2 is arranged in the central area of the width direction of the upper surface of the base 1, a backlight light source module 3 is fixedly arranged at the front part of the upper surface of the processing platform 2, a tooling positioning plate 4 is fixedly arranged at the front end of the upper surface of the backlight light source module 3, a cylinder mounting plate 5 is fixedly arranged on the rear end surface of the backlight light source module 3, a concave guide groove 6 is arranged at the central position of the width direction of the rear section area of the backlight light source module 3, a pressing cylinder 7 is fixedly arranged on the cylinder mounting plate 5, a piston pressure head 8 of the pressing cylinder 7 is arranged in the concave guide groove 6, part of the piston pressure head 8 is protruded on the upper surface of the backlight light source module 3, convex gantry columns 9 are respectively and fixedly arranged at two sides of the width direction of the central area of the base 1, a cross beam 10 is arranged between the two gantry columns 9, the cross beam 10, a connecting vertical plate 13 is fixedly arranged at the tail end of the lower part of the Z-axis output part of the three-axis module 12, a chamfering electric main shaft 14 is fixedly arranged at the center position of the connecting vertical plate 13 in the width direction, a chamfering cutter (shielded in the figure and belonging to the existing mature structure) is fixedly arranged at the output end of the bottom of the chamfering electric main shaft 14, a global camera 15 is fixedly arranged on one side of the connecting vertical plate 13 in the width direction, and a local camera 16 is fixedly arranged on the other side of the connecting vertical plate 13 in the width.
The three-axis module 12 specifically comprises an X-axis assembly, a Y-axis assembly and a Z-axis assembly, and the three-dimensional directions of the chamfering motorized spindle 14, the global camera 15 and the local camera 16 are adjustable;
an upper convex guide table 17 is arranged at the center of the width direction of the upper surface of the base 1, the upper convex guide table 17 is arranged along the X axial direction, an X-axis track 18 and a corresponding driving structure are arranged on the upper convex guide table 17, and the machining platform 2 is supported on the X-axis track 18 through a guide rail pair, so that the whole machining platform 2 can complete compensation feeding relative to the movement of the X-axis component of the three-axis module 12 in the X axial direction, and a workpiece 19 is ensured to be always positioned at the central position relative to a machining area;
the surface area of the tooling positioning plate 4 facing the piston pressure head 8 is a V-shaped positioning cavity 20, a workpiece 19 is arranged between the V-shaped positioning cavity 20 and the piston pressure head 20 in an initial state, and the piston pressure head 20 is used for pressing the workpiece 19 to be positioned in the central area of the V-shaped positioning cavity 20;
the front end of the shell of the chamfering electric spindle 14 is also provided with an air nozzle 21, and the air nozzle 21 faces downwards and is used for cleaning processing chips on the table top;
the periphery of the upper surface of the base 1 is provided with a fence structure 22, the fence structure 22 is also provided with an access door panel 23, and the access door panel 23 is convenient for equipment maintenance and scrap removal;
at least one position switch (belonging to the existing mature structure and not shown in the figure) is arranged on the object placing surface of the backlight light source module 3 corresponding to the workpiece 19, and after the position switch detects the workpiece, the subsequent workpiece locking and positioning operation is carried out;
the base 1 is a cast iron base, and rigidity is ensured;
the global camera 15 is used for capturing overall positioning of the workpiece, the lens of the local camera 16 is lower than that of the global camera 15, and the local camera 16 is used for acquiring the size of an end surface hole in the workpiece and realizing accurate positioning of the circle center of the end surface hole;
the chamfering tool is of a conical structure, and the processing of the chamfers of holes with different specifications is completed by adjusting the vertical downward distance of the chamfering tool.
The specific operation flow is as follows:
a, naming CAD drawings of all flanges according to required numbers, and pouring files in a DXF format into a numerical control system;
b, when a certain workpiece is processed, only the serial number of the workpiece needs to be input, and the system automatically loads an original data file;
c, placing a workpiece, and after the position switch detects the workpiece, pushing the workpiece to a 90-degree V-shaped positioning cavity for positioning through a piston pressure head by a pressing cylinder;
d, automatically starting the intelligent vision system, quickly photographing by the global camera for initial positioning, identifying the identification holes, quickly imaging the identification holes by the local camera, and comparing the identification holes with the original data file, thereby determining the accurate position of each processing hole of the workpiece and the size of the hole, and calculating the processing depth according to the size of the hole;
e, equipment begins chamfering;
f, after the machining is finished, the pressing air cylinder automatically releases, the workpiece is manually taken away, and the air nozzle automatically blows air to clean the table top; and g, manually placing the next workpiece, and repeating the above process after the position switch senses the next workpiece.
The working principle is as follows: the method comprises the steps of guiding a drawing corresponding to a workpiece into a numerical control system of a chamfering machine in advance, wherein the drawing information comprises the height of the workpiece and chamfering parameters of corresponding end face holes, placing the workpiece on a processing platform between a tool positioning plate and a piston pressure head, then pressing the workpiece by the piston pressure head, capturing the overall positioning parameters of the workpiece by a global camera, then acquiring the size of the end face holes on the workpiece by a local camera, and realizing accurate positioning of the circle center of the end face holes, so that equipment forms a CCD intelligent visual numerical control system, and the method has hole site detection and accurate positioning, then rapidly processing a three-axis module by a numerical control system of the chamfering machine through a chamfering electric spindle according to the acquired accurate position and chamfering parameters of the end face holes, and finishing chamfering requirements, after the workpiece is placed in a corresponding area of a workbench, the whole equipment automatically finishes the identification and positioning of the end face holes of the workpiece, the chamfering is quick and convenient, labor cost is saved for enterprises, and product quality is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. Flexible beveler of dish class part based on machine vision, its characterized in that: the device comprises a base, a processing platform is arranged in the center area in the width direction of the upper surface of the base, a backlight light source module is fixedly arranged at the front part of the upper surface of the processing platform, a tooling positioning plate is fixedly arranged at the front end of the upper surface of the backlight light source module, a cylinder mounting plate is fixedly arranged on the rear end surface of the backlight light source module, a concave guide groove is arranged at the center position in the width direction of the rear section area of the backlight light source module, a pressing cylinder is fixedly arranged on the cylinder mounting plate, a piston pressing head of the pressing cylinder is arranged in the concave guide groove, part of the piston pressing head is protruded on the upper surface of the backlight light source module, convex gantry columns are fixedly arranged on two sides in the width direction of the center area of the base respectively, two gantry column supports are provided with crossbeams, the crossbeams and the gantry columns form a gantry frame structure, the three-axis module is characterized in that a connecting vertical plate is fixedly arranged at the tail end of the lower part of a Z-axis output part of the three-axis module, a chamfering electric main shaft is fixedly arranged at the center position of the connecting vertical plate in the width direction, a chamfering cutter is fixedly arranged at the output end of the bottom of the chamfering electric main shaft, a global camera is fixedly arranged on one side of the connecting vertical plate in the width direction, and a local camera is fixedly arranged on the other side of the connecting vertical plate in the.
2. The machine vision-based disc part flexible chamfering machine according to claim 1, wherein: the three-axis module comprises an X-axis assembly, a Y-axis assembly and a Z-axis assembly, and the three-dimensional directions of the chamfering motorized spindle, the global camera and the local camera are adjustable.
3. The machine vision-based disc part flexible chamfering machine according to claim 1 or 2, wherein: the machining platform is characterized in that an upper convex guide table is arranged at the center of the width direction of the upper surface of the base, the upper convex guide table is arranged along the X axial direction, an X-axis track and a corresponding driving structure are arranged on the upper convex guide table, and the machining platform is supported on the X-axis track through a guide rail pair.
4. The machine vision-based disc part flexible chamfering machine according to claim 1, wherein: the face area of orientation of frock locating plate the piston pressure head is V type location chamber, and the work piece is arranged in between V type location chamber and the piston pressure head under the initial condition and is arranged, the piston pressure head is used for compressing tightly the work piece and is positioned the central zone in V type location chamber.
5. The machine vision-based disc part flexible chamfering machine according to claim 1, wherein: the front end of the shell of the chamfering electric spindle is further provided with an air tap, and the air tap is downwards arranged and used for cleaning processing chips on the table top.
6. The machine vision-based disc part flexible chamfering machine according to claim 1, wherein: the periphery of the upper surface of base is provided with the rail structure, the structural access door board that still is provided with of rail, access door board make things convenient for the maintenance of equipment and remove the bits.
7. The machine vision-based disc part flexible chamfering machine according to claim 1, wherein: at least one position switch is arranged on the object placing surface of the backlight light source module corresponding to the workpiece, and after the position switch detects the workpiece, subsequent workpiece locking and positioning operations are carried out.
8. The machine vision-based disc part flexible chamfering machine according to claim 1, wherein: the base is specifically a cast iron base.
9. The machine vision-based disc part flexible chamfering machine according to claim 1, wherein: the global camera is used for capturing the overall positioning of the workpiece, the lens of the local camera is lower than the global camera, and the local camera is used for acquiring the size of an end face hole in the workpiece and realizing the accurate positioning of the circle center of the end face hole.
10. The machine vision-based disc part flexible chamfering machine according to claim 1, wherein: the chamfering tool is of a conical structure, and the processing of the chamfers of holes with different specifications is completed by adjusting the vertical downward distance of the chamfering tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010829085.XA CN111843570A (en) | 2020-08-18 | 2020-08-18 | Flexible chamfering machine for disc parts based on machine vision |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010829085.XA CN111843570A (en) | 2020-08-18 | 2020-08-18 | Flexible chamfering machine for disc parts based on machine vision |
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| CN111843570A true CN111843570A (en) | 2020-10-30 |
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| CN202010829085.XA Pending CN111843570A (en) | 2020-08-18 | 2020-08-18 | Flexible chamfering machine for disc parts based on machine vision |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523849A (en) * | 2021-07-07 | 2021-10-22 | 苏州屹源康机电科技有限公司 | CNC (computerized numerical control) numerical control machine tool precision workpiece machining method |
-
2020
- 2020-08-18 CN CN202010829085.XA patent/CN111843570A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523849A (en) * | 2021-07-07 | 2021-10-22 | 苏州屹源康机电科技有限公司 | CNC (computerized numerical control) numerical control machine tool precision workpiece machining method |
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