CN109176019B - Method for flexibly assembling machine tool - Google Patents
Method for flexibly assembling machine tool Download PDFInfo
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- CN109176019B CN109176019B CN201811205738.6A CN201811205738A CN109176019B CN 109176019 B CN109176019 B CN 109176019B CN 201811205738 A CN201811205738 A CN 201811205738A CN 109176019 B CN109176019 B CN 109176019B
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- machine tool
- assembly
- numerical control
- milled
- workpiece
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/02—Machine tools for performing different machining operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P13/00—Making metal objects by operations essentially involving machining but not covered by a single other subclass
- B23P13/02—Making metal objects by operations essentially involving machining but not covered by a single other subclass in which only the machining operations are important
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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
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
Abstract
A method for machine tool flexible assembly, adopt the flexible assembly of the apparatus implementation of the lathe on the conventional numerically-controlled machine tool, the flexible assembly of the lathe includes CCD, range finding assembly and follower assembly mechanism, CCD, range finding assembly that is connected with the numerically-controlled machine tool are installed in the front of waiting to mill the riveter, wait to mill the riveter and put into follower assembly mechanism, in the follower assembly mechanism, the supporter used for placing waiting to mill the riveter is installed in the follower fixture, there are press tongs used for fixing waiting to mill the riveter on the follower fixture, the locator is set up on one side of press tongs; meanwhile, an infrared identification sensor used for being matched with the positioner for identification and positioning is arranged on a station of the numerical control machine tool; the interior of the following tool frame is adjustable, so that the clamping difficulty is reduced, and the flexibility and the processing precision of the production line are improved; meanwhile, through one hole one positioning and one nail one detection, the error generated by machining is effectively reduced, and further the drilling and milling precision is improved.
Description
Technical Field
The invention relates to the technical field of flexible assembling clamps, in particular to a method for flexible assembling of a machine tool.
Background
The vertical machining center is a machining center with a main shaft in a vertical state, is mainly a fixed upright column in structural form, is rectangular, has no indexing rotation function, is suitable for machining disc, sleeve and plate parts, generally has three linear motion coordinate axes, and can be provided with a rotary table which rotates along a horizontal axis and is used for machining spiral line parts; after a workpiece is clamped on a machining center once, the numerical control system is used for controlling the machine tool to automatically select and replace cutters according to different procedures, automatically changing the rotating speed of a main shaft of the machine tool, the feeding amount, the movement track of the cutters relative to the workpiece and other auxiliary functions, sequentially finishing the machining of multiple procedures on multiple surfaces of the workpiece, and having multiple cutter changing or selecting functions, thereby greatly improving the production efficiency; however, the clamp of the conventional numerical control machine tool is single in part clamping, can clamp only one part, is not suitable for the processing requirements of various parts of a flexible production line, and is easy to generate errors in the processing process, so that the processing precision is poor, and the errors are easy to generate particularly for softer and easily changeable assembly parts.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a method for flexibly assembling a machine tool, so as to solve the above-mentioned drawbacks in the background art.
The technical problem solved by the invention is realized by adopting the following technical scheme:
a method for machine tool flexible assembly, adopt the flexible assembly of the apparatus implementation of the lathe on the conventional numerically-controlled machine tool, the flexible assembly of the lathe includes CCD, range finding assembly and follower assembly mechanism, CCD, range finding assembly that is connected with the numerically-controlled machine tool are installed in the front of waiting to mill the riveter, wait to mill the riveter and put into follower assembly mechanism, in the follower assembly mechanism, the supporter used for placing waiting to mill the riveter is installed in the follower fixture, there are press tongs used for fixing waiting to mill the riveter on the follower fixture, the locator is set up on one side of press tongs; meanwhile, an infrared identification sensor used for being matched with the positioner for identification and positioning is arranged on a station of the numerical control machine tool; the method comprises the following specific steps:
1) drilling counter sinking
The method comprises the following steps that a workpiece to be milled and riveted, which is arranged on a follow assembly mechanism, is conveyed to a numerical control machine tool through a phase manipulator, then a positioner arranged on a follow tool frame is matched with an infrared recognition sensor on a station of the numerical control machine tool to perform rough positioning so as to guide the numerical control machine tool to search a processing initial point, and then a blind hole on the workpiece to be milled and riveted is searched through a CCD (charge coupled device), so that a main shaft of the numerical control machine tool is guided to search a reference hole for accurate processing, a first hole is positioned, distance measurement is performed before processing through a distance measurement component, a measurement result is fed back to the numerical control machine tool, and;
2) generating head for riveting
The method comprises the steps that a workpiece to be milled and riveted is roughly positioned through an infrared recognition sensor, fine positioning is realized through a CCD (charge coupled device), the height of a rivet raised head of the workpiece to be milled and riveted is measured and calculated through a distance measuring assembly and fed back to a numerical control machine tool, and the feeding quantity of a Z axis is converted into the feeding quantity of one nail; before milling each time, the height of a workpiece to be milled and riveted is detected through the distance measuring assembly, so that one-nail-one detection is realized.
In the present invention, the ranging assembly includes a laser ranging sensor.
In the present invention, the support body is a contoured ramp.
In the invention, two fasteners for fixing the follow tooling frame are respectively arranged at the outer sides of two ends of the follow tooling frame, and the fasteners are zero point positioning pins.
In the invention, one end of the following tool frame is provided with a positioner for positioning the end face of the workpiece to be clamped.
In the invention, a plurality of pressing tongs used for fixing the workpiece to be milled and riveted are arranged on the following tool frame.
In the invention, the processing normal of the drilling counter sink is vertical to the middle surfaces of the two wall plates.
Has the advantages that: the flexible assembly is implemented by adopting the machine tool flexible assembly device, the interior of the following tool frame of the machine tool flexible assembly device can be adjusted according to products, and the flexible assembly device is used for reducing the clamping difficulty, so that the flexibility and the processing precision of a production line are improved, and particularly for softer and easily-changed assembly parts; meanwhile, through one hole one positioning and one nail one detection, the error generated in the machining process is effectively reduced, and the drilling and milling precision is further improved.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
FIG. 2 is a schematic structural diagram of a pallet assembly mechanism according to a preferred embodiment of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
A method for machine tool flexible assembly is characterized in that a machine tool flexible assembly device is adopted on a conventional numerical control machine tool to carry out flexible assembly, the machine tool flexible assembly device shown in figures 1-2 comprises a numerical control machine tool 1, a CCD2, a laser ranging sensor 3 and a follow-up assembly mechanism 4, the CCD2 and the laser ranging sensor 3 which are connected with the numerical control machine tool 1 are installed in front of a pier head 43 to be milled, the pier head 43 to be milled is arranged in the follow-up assembly mechanism 4, the follow-up assembly mechanism 4 comprises a profile modeling inclined plane 41, a follow-up tool frame 42, the pier head 43 to be milled, a positioner 44, a press clamp 45 and a zero point positioning pin 46, the profile modeling inclined plane 41 for placing the pier head 43 to be milled is installed in the follow-up tool frame 42, a plurality of press clamps 45 for fixing the pier head 43 to be milled are arranged on the follow-up tool frame 42, the positioner 44 is arranged on one side of the press clamp 45, and two positioning clamps 42 for fixing the zero point positioning frame 42 on the numerical control machine tool are respectively arranged on the outer sides of the two ends of A pin 46; meanwhile, an infrared recognition sensor used for being matched and positioned with the positioner 44 is arranged on a station of the numerical control machine tool 1; the method comprises the following specific steps:
1) drilling counter sinking
The method comprises the following steps that a pier head 43 to be milled and riveted, which is arranged on a following assembly mechanism 4, is conveyed to a numerical control machine tool 1 through a corresponding manipulator and is fixed on the numerical control machine tool 1 through a zero point positioning pin 46, a positioner 44 arranged on a following tool frame 42 is matched with an infrared recognition sensor of the numerical control machine tool 1 to perform rough positioning so as to guide the numerical control machine tool 1 to find a processing initial point, then a blind hole on the pier head 43 to be milled and riveted is found through a CCD2, so that a main shaft of the numerical control machine tool 1 is guided to find a reference hole for accurate processing, the first hole is positioned, distance measurement is performed before processing through a laser distance measurement sensor 3, a measurement result is fed back to the numerical control machine tool 1, a numerical control system;
2) generating head for riveting
The method comprises the steps of realizing coarse positioning of a pier head 43 to be milled through an infrared recognition sensor, realizing fine positioning through a CCD2, measuring and calculating the height of a rivet raised head through a laser ranging sensor 3, feeding back to a numerical control machine 1, and converting the height into Z-axis feeding quantity through a numerical control system, wherein one rivet is detected; before milling at every turn, waiting to mill and rivet pier head 43 height through laser ranging sensor 3 detection to realize that one nail detects, then with the pier head milling process after the riveting, detect the clearance of milling cutter and pier head in the course of working, guarantee pier head surfacing and can not harm the pier head.
In this embodiment, during the use, at first open follower tool holder 42, put into in follower tool holder 42 and mill the pier nose 43, install profile modeling inclined plane 1 again in with mill the follower tool holder 2 of riveting the pier nose 43 contact, wait to clamp work piece 3 through locator 4 location, recompress pressing tongs 5, will wait to clamp work piece 3 fixed, install the locating pin 6 at zero point at last to guarantee that follower tool holder 2 installs in place and fully fixes on digit control machine tool 1, then carry out drilling counter sinking.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A method for machine tool flexible assembly is characterized in that a machine tool flexible assembly device is adopted on a conventional numerical control machine tool to carry out flexible assembly, the machine tool flexible assembly device comprises a CCD, a distance measuring assembly and a follow-up assembly mechanism, the CCD and the distance measuring assembly which are connected with the numerical control machine tool are arranged in front of a workpiece to be milled and riveted, the workpiece to be milled and riveted is arranged in the follow-up assembly mechanism, a support body for placing the workpiece to be milled and riveted is arranged in a follow-up tool frame, a press clamp for fixing the workpiece to be milled and riveted is arranged on the follow-up tool frame, and a positioner is arranged on one side of the press clamp; meanwhile, an infrared identification sensor used for being matched with the positioner for identification and positioning is arranged on a station of the numerical control machine tool; the method comprises the following specific steps:
1) drilling counter sinking
The method comprises the following steps that a workpiece to be milled and riveted, which is arranged on a follow assembly mechanism, is conveyed to a numerical control machine tool through a phase manipulator, then a positioner arranged on a follow tool frame is matched with an infrared recognition sensor on a station of the numerical control machine tool to perform rough positioning so as to guide the numerical control machine tool to search a processing initial point, and then a blind hole on the workpiece to be milled and riveted is searched through a CCD (charge coupled device), so that a main shaft of the numerical control machine tool is guided to search a reference hole for accurate processing, a first hole is positioned, distance measurement is performed before processing through a distance measurement component, a measurement result is fed back to the numerical control machine tool, and;
2) milling rivet raised head
The workpiece to be milled and riveted is roughly positioned again through the infrared recognition sensor, fine positioning is realized through the CCD, the height of a rivet raised head of the workpiece to be milled and riveted is measured and calculated through the distance measurement assembly and fed back to the numerical control machine, the feeding quantity of the Z shaft is converted by the numerical control system, and one-nail one-detection is realized.
2. A method for machine tool flexibilization assembly according to claim 1, wherein the ranging assembly comprises a laser ranging sensor.
3. A method for the flexible assembly of a machine tool according to claim 1, wherein the support body is a profiled bevel.
4. The method for flexibly assembling the machine tool is characterized in that two fasteners for fixing the follow tool frame are respectively arranged on the outer sides of two ends of the follow tool frame.
5. A method for machine tool flexibilization assembly according to claim 4, wherein the fastener is a zero point dowel.
6. A method for the flexible assembly of a machine tool according to claim 1 wherein a locator is provided at one end of the pallet.
7. The method for flexibly assembling the machine tool is characterized in that a plurality of pressing pliers for fixing a workpiece to be milled and riveted are arranged on the follow tool frame according to the claim 1.
8. The method for the flexible assembly of a machine tool according to claim 1, characterized in that the machining normal of the drilling counter-sunk is perpendicular to the median plane of the two walls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811205738.6A CN109176019B (en) | 2018-10-17 | 2018-10-17 | Method for flexibly assembling machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811205738.6A CN109176019B (en) | 2018-10-17 | 2018-10-17 | Method for flexibly assembling machine tool |
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| Publication Number | Publication Date |
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| CN109176019A CN109176019A (en) | 2019-01-11 |
| CN109176019B true CN109176019B (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811205738.6A Active CN109176019B (en) | 2018-10-17 | 2018-10-17 | Method for flexibly assembling machine tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114131339A (en) * | 2021-11-08 | 2022-03-04 | 南昌大学 | Multifunctional machining system and method for irregular workpiece |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3227852A1 (en) * | 1981-10-19 | 1983-04-28 | Veb Werkzeugkombinat Schmalkalden, Ddr 6080 Schmalkalden | Method and device for machining plier joints |
| US4594487A (en) * | 1984-12-07 | 1986-06-10 | Galland Henning Nopak, Inc. | Mounting means for proximity sensing device |
| JPH09262730A (en) * | 1996-03-27 | 1997-10-07 | Tsuge Kiko:Kk | Clamp |
| CN101362302A (en) * | 2008-09-19 | 2009-02-11 | 浙江大学 | C type folded milling-drilling-riveting combined processing center and method of use thereof |
| CN104330256A (en) * | 2014-11-06 | 2015-02-04 | 无锡永凯达齿轮有限公司 | Automatic measuring and dowel mounting machine special for belt tightening pulley of automobile |
| CN105773632A (en) * | 2016-03-17 | 2016-07-20 | 浙江大学 | Multifunctional end executor of automatic drilling and riveting machine |
| CN108427391A (en) * | 2018-05-02 | 2018-08-21 | 南京航空航天大学 | The intelligent flexible production line and its operation method of mobile robot automatic drill milling |
-
2018
- 2018-10-17 CN CN201811205738.6A patent/CN109176019B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3227852A1 (en) * | 1981-10-19 | 1983-04-28 | Veb Werkzeugkombinat Schmalkalden, Ddr 6080 Schmalkalden | Method and device for machining plier joints |
| US4594487A (en) * | 1984-12-07 | 1986-06-10 | Galland Henning Nopak, Inc. | Mounting means for proximity sensing device |
| JPH09262730A (en) * | 1996-03-27 | 1997-10-07 | Tsuge Kiko:Kk | Clamp |
| CN101362302A (en) * | 2008-09-19 | 2009-02-11 | 浙江大学 | C type folded milling-drilling-riveting combined processing center and method of use thereof |
| CN104330256A (en) * | 2014-11-06 | 2015-02-04 | 无锡永凯达齿轮有限公司 | Automatic measuring and dowel mounting machine special for belt tightening pulley of automobile |
| CN105773632A (en) * | 2016-03-17 | 2016-07-20 | 浙江大学 | Multifunctional end executor of automatic drilling and riveting machine |
| CN108427391A (en) * | 2018-05-02 | 2018-08-21 | 南京航空航天大学 | The intelligent flexible production line and its operation method of mobile robot automatic drill milling |
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| CN109176019A (en) | 2019-01-11 |
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Address after: Nanchang high tech Industrial Development Zone, Jiangxi Province Patentee after: JIANGXI HONGDU AVIATION INDUSTRY GROUP Co.,Ltd. Address before: 330000 Jiangxi city in Nanchang Province, the new bridge box 460 box 5001 Patentee before: JIANGXI HONGDU AVIATION INDUSTRY GROUP Co.,Ltd. |