CN111958183B - Eccentric ring machining process - Google Patents
Eccentric ring machining process Download PDFInfo
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- CN111958183B CN111958183B CN202010802662.6A CN202010802662A CN111958183B CN 111958183 B CN111958183 B CN 111958183B CN 202010802662 A CN202010802662 A CN 202010802662A CN 111958183 B CN111958183 B CN 111958183B
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- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
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- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
Abstract
The invention discloses an eccentric ring processing technology, which belongs to the technical field of eccentric ring turning and comprises the following steps of designing engineering drawings; secondly, manufacturing a standard part according to engineering drawings; turning the workpiece, and forming a positioning through hole and a shallow groove; fourthly, turning the thickness of the workpiece to meet the requirement of a drawing; fifthly, setting a numerical control turret machine tool, programming the automatic lathe according to engineering drawing, moving the workpiece into the machine tool, obtaining the distance value detected by the distance sensor by the controller, and adjusting the programming of the numerical control turret machine tool according to the three distance values; sixthly, separating the positioning plate from the workpiece, and starting the numerical control tool turret machine tool to turn the appearance of the workpiece; and seventhly, moving the workpiece to a milling machine, and milling a circular through groove.
Description
Technical Field
The invention relates to the technical field of turning of eccentric rings, in particular to a machining process of an eccentric ring.
Background
At present, an eccentric ring needs to be processed, as shown in fig. 1, the eccentric ring comprises an eccentric ring body 1, a circular through groove 11 is formed in the eccentric ring body 1, an arc-shaped protrusion 12 is formed on one side of the eccentric ring in an integrated mode, a connecting piece 13 is formed on the other side of the eccentric ring in an integrated mode, a shallow groove 131 is formed in the connecting piece 13, and grooves 14 are formed in the two sides of the eccentric ring body 1, close to the connecting piece 13. The eccentric ring body is thin, the surface of the eccentric ring body is irregular, the eccentric ring body is troublesome to process, and particularly, the eccentric ring body is easy to damage when a circular through groove 11 is turned, so the eccentric ring body is carefully processed.
In the prior art, reference can be made to the Chinese patent with application publication number CN110757110A, which discloses an eccentric ring processing technology, belongs to the technical field of machining, and aims to solve the problem that an eccentric ring in an ultra-supercritical unit is a part made of materials with a complex special structure, is thin, and belongs to an eccentric ring. And the side wall of the circular ring is irregular, and the circular ring is difficult to process by adopting a conventional processing technology. The invention comprises the following steps: firstly, blanking; turning the excircle to the size required by the drawing; thirdly, scribing: drawing an inner circular arc line A concentric with the excircle of the eccentric ring, an inner circular arc line B eccentric with the excircle of the eccentric ring, a half-opening slot line and a through slot line; fourthly, milling: the workpiece is horizontally placed and clamped, an arc surface concentric with the outer circle of the eccentric ring and an inner arc surface eccentric to the outer circle of the eccentric ring are sequentially milled to meet the drawing requirement, then the workpiece is vertically clamped, the through groove on one side is milled by the vertical milling cutter, the machining allowance of the inclined surface of the through groove and the side surface parallel to the side surface of the other through groove is kept to be 2mm, and the rest part is milled to meet the drawing requirement.
The above prior art solutions have the following drawbacks: the eccentric rings are machined through the process, time and labor are wasted in production when each eccentric ring is subjected to operations such as scribing, although each workpiece is not required to be scribed independently through the numerical control lathe machining, the lathe machining is affected by the mounting and positioning precision of the workpiece each time, and the workpiece with a complex shape is difficult to machine quickly and accurately.
Disclosure of Invention
The invention aims to provide an eccentric ring machining process, which can automatically adjust the program of a machine tool and quickly and accurately machine an eccentric ring.
The technical purpose of the invention is realized by the following technical scheme:
an eccentric ring processing technology comprises the following steps:
firstly, designing an engineering drawing;
secondly, manufacturing a standard part according to engineering drawings;
turning the workpiece until the appearance of the workpiece is close to the size required by the drawing, enabling the main part of the workpiece to be circular, reserving a processing bulge at the connecting piece, punching a positioning through hole at the position of the center of the excircle according to the drawing requirement, and forming a shallow groove at the position corresponding to the processing bulge through the positioning of the drawing and the positioning through hole;
fourthly, turning the thickness of the workpiece to meet the requirement of a drawing;
fifthly, setting a numerical control tool turret machine tool, programming the automatic lathe according to engineering drawings, wherein the numerical control tool turret machine tool comprises a machine body, a machine tool turret connected to the machine body and a tool clamp connected to the machine body and used for clamping workpieces, the tool clamp comprises a base connected to the machine body, an inserting rod and an ejector rod are fixedly connected to the base, three track rods are fixedly connected to the base, the included angle of extension lines of adjacent track rods is 120 degrees, each track rod is connected with a positioning plate in a sliding mode, a base is provided with a distance sensor corresponding to each positioning plate, the distance sensor detects the distance from the positioning plate to an ejector rod, the numerical control turret machine tool is connected with a controller, an operator penetrates an insertion rod through a positioning through hole of a workpiece to enable the ejector rod to be pushed in a shallow groove, the positioning plate is slid until the positioning plate abuts against the workpiece, the controller obtains a distance value detected by the distance sensor, and programming of the numerical control turret machine tool is adjusted according to the three distance values;
sixthly, separating the positioning plate from the workpiece, and starting the numerical control tool turret machine tool to turn the appearance of the workpiece;
and seventhly, moving the workpiece to a milling machine, determining the circle center of the circular through groove through the arc-shaped protrusion, and processing the circular through groove by using the milling machine.
Through adopting above-mentioned scheme, carry out a preprocessing to the work piece earlier, then carry out the coarse positioning on the lathe, in order to process the accuracy, guarantee process velocity simultaneously, staff's slip locating plate carries out the accurate positioning back to the work piece, and the programming of controller automatically regulated numerical control turret lathe can be processed the work piece, confirms the centre of a circle in the circular logical groove of work piece through the arc arch at last, when guaranteeing work piece machining precision, does not have complicated manual operation, can process the work piece fast accurately.
The invention is further configured to: the fifth step also comprises:
fifthly, the machine body is connected with a moving assembly for driving the tool fixture to move, the moving assembly is connected with a fixing frame, a standard fixture for clamping a standard component is fixedly connected onto the fixing frame, a synchronous turret which is the same as the tool turret of the machine tool in structure is connected to the position, close to the standard fixture, of the machine body, the synchronous turret and the tool turret of the machine tool are the same in action, the synchronous turret is connected with a vibration sensor, a workpiece to be machined is fixed onto the tool fixture, the automatic machine tool is started to turn the workpiece, and when the vibration sensor detects vibration, the numerical control turret machine tool gives an alarm.
By adopting the scheme, when the vibration sensor detects vibration, namely the cutter on the synchronous cutter tower touches the standard part, the machining is deflected, at the moment, the numerical control cutter tower machine tool gives an alarm, a worker immediately stops machining at the moment, and then the machining parameters are adjusted.
The invention is further configured to: the fifth step also comprises:
and fifthly, when the vibration sensor detects vibration, the numerical control turret machine tool adjusts the programming coefficient and moves the machining area to the opposite direction of the current workpiece moving direction for a set distance.
By adopting the scheme, the numerical control turret machine tool can automatically adjust the programming parameters, so that the machining direction deviates a little, and the time spent by workers is further reduced.
The invention is further configured to: the moving assembly comprises a longitudinal slide rail which is connected to the machine body in a sliding mode, the longitudinal slide rail slides along the length direction of the machine body, the longitudinal slide rail is in threaded connection with a transverse threaded rod, the transverse threaded rod is arranged along the length direction of the machine body, a transverse motor is fixedly connected to one end of the machine body, corresponding to the transverse threaded rod, the transverse threaded rod is fixedly connected to an output shaft of the transverse motor, and the transverse threaded rod is rotatably connected to the machine body; sliding connection has the connecting seat on the longitudinal slide rail, and frock clamp bolted connection slides on the connecting seat, and the connecting seat has longitudinal threaded rod along fuselage width direction, and longitudinal threaded rod sets up along fuselage width direction, and longitudinal threaded rod rotates to be connected on the fuselage, and the fuselage corresponds longitudinal threaded rod one end position department fixedly connected with longitudinal motor, and longitudinal threaded rod fixed connection is on the output shaft of longitudinal motor.
By adopting the scheme, the transverse motor drives the transverse threaded rod to rotate, so that the longitudinal slide rail moves along the length direction of the machine body, and the longitudinal motor drives the longitudinal threaded rod to rotate, so that the connecting seat moves along the width direction of the machine body, and the movement of the tool clamp on the horizontal plane is realized.
The invention is further configured to: the standard fixture comprises a standard connecting plate fixedly connected to the fixing frame, and a positioning column matched with the circular through groove and a positioning bulge matched with the shallow groove are fixedly arranged on the standard connecting plate.
By adopting the scheme, the standard part is directly inserted into the positioning column, and the shallow groove is abutted to the positioning bulge, so that the standard part can be positioned.
The invention is further configured to: the fifth step also comprises:
fifthly, a thread groove is formed in the insert rod, a compression nut is connected to the insert rod in a threaded mode, and after the insert rod penetrates through the positioning through hole of the workpiece, an operator screws the compression nut on the insert rod until the compression nut compresses the workpiece.
Through adopting above-mentioned scheme, gland nut compresses tightly the work piece and can avoid the work piece to take place unexpected removal in the course of working.
The invention is further configured to: further comprising:
eighthly, removing burrs on the workpiece;
and ninthly, grinding the two sides of the workpiece.
By adopting the scheme, the surface treatment is finally carried out on the workpiece, and the quality of the workpiece is improved.
The invention is further configured to: the fifth step is specifically set as follows: the controller calls the programming data of the numerical control turret machine tool to simulate the parameters of the machined workpiece, after the controller receives the three distance values, a prototype graph with three line segments is obtained according to the three distance values, the middle points of the line segments are determined, and the feeding distance of the machine tool cutter is judged according to the prototype graph and the parameters of the workpiece, so that the programming data of the numerical control turret machine tool is adjusted.
By adopting the scheme, a complex calculation process is not needed, and the programming data is adjusted accurately and quickly.
The invention is further configured to: the seventh step is specifically set as follows: the milling machine is connected with a positioning fixture, the positioning fixture is fixedly connected with an arc-shaped positioning plate matched with the arc-shaped protrusion, and when the arc-shaped protrusion is completely abutted to the arc-shaped positioning plate, a workpiece begins to be processed.
By adopting the scheme, the arc-shaped positioning plate can accurately position the workpiece because the outer edge of the workpiece is machined at the moment.
In conclusion, the invention has the following beneficial effects:
1. firstly, preprocessing a workpiece, then roughly positioning the workpiece on a machine tool, in order to accurately process and ensure the processing speed, after a worker slides a positioning plate to accurately position the workpiece, a controller automatically adjusts the programming of a numerical control turret machine tool to process the workpiece, and finally the circle center of a circular through groove of the workpiece is determined through an arc-shaped bulge, so that the processing precision of the workpiece is ensured, no complicated manual operation is needed, and the workpiece can be rapidly and accurately processed;
2. when the vibration sensor detects vibration, namely the cutter on the synchronous cutter tower touches a standard part, the machining is inclined, at the moment, the numerical control cutter tower machine tool gives an alarm, a worker immediately stops machining at the moment, and then machining parameters are adjusted.
Drawings
FIG. 1 is a schematic illustration of a prior art salient eccentric ring configuration;
FIG. 2 is a flow chart of the overall process highlighted in the examples;
FIG. 3 is a schematic structural diagram of the workpiece after turning the workpiece in the embodiment;
FIG. 4 is a schematic structural diagram of a numerical control turret machine tool according to the embodiment;
FIG. 5 is a schematic view of a salient moving component of an embodiment;
FIG. 6 is a schematic view of a protruding tooling fixture and a standard fixture in an embodiment;
FIG. 7 is an enlarged view of portion A of FIG. 6;
fig. 8 is an enlarged view of portion B of fig. 6;
FIG. 9 is a schematic view of a protrusion positioning jig in the embodiment.
In the figure, 1, an eccentric ring body; 11. a circular through groove; 12. an arc-shaped bulge; 13. a connecting member; 131. shallow-groove; 14. a groove; 15. processing a bulge; 16. positioning the through hole; 2. numerical control turret machine tools; 21. a body; 211. a machine tool turret; 212. synchronizing the tool turret; 22. a tooling fixture; 221. a base; 222. inserting a rod; 2221. a thread groove; 2222. a compression nut; 223. a top rod; 224. a track rod; 225. positioning a plate; 226. a distance sensor; 227. a controller; 23. a moving assembly; 231. a longitudinal slide rail; 232. a transverse threaded rod; 233. a transverse motor; 234. a connecting seat; 235. a longitudinal threaded rod; 236. a longitudinal motor; 24. a standard jig; 241. a fixed mount; 242. a standard connection board; 243. a positioning column; 244. positioning the projection; 3. milling machine; 31. positioning a clamp; 311. an arc-shaped positioning plate; 312. a vertical plate; 313. a splint; 314. a threaded rod.
Detailed Description
Example (b): a processing technology of an eccentric ring is shown in figure 2, and comprises the following specific steps:
step one, designing an engineering drawing.
And step two, manufacturing a standard part according to the engineering drawing.
Turning the workpiece until the appearance of the workpiece is close to the size required by the drawing, so that the main part of the workpiece is circular, reserving a processing bulge 15 at the connecting piece 13, punching a positioning through hole 16 at the position of the center of the excircle according to the drawing requirement, and forming a shallow groove 131 at the position corresponding to the processing bulge 15 through the positioning of the drawing and the positioning through hole 16, as shown in fig. 3.
And step four, turning the thickness of the workpiece to meet the requirement of a drawing.
And step five, as shown in fig. 4 and 5, setting a numerical control turret machine tool 2, and programming the automatic lathe according to the engineering drawing. The numerical control tool turret comprises a machine body 21, a machine tool turret 211 connected to the machine body 21 and a tool clamp 22 connected to the machine body 21 and used for clamping a workpiece. A moving assembly 23 is attached to the body 21. The moving assembly 23 includes a longitudinal slide rail 231 slidably connected to the body 21, and the longitudinal slide rail 231 slides along the length direction of the body 21. The longitudinal slide rail 231 is threadedly connected with a transverse threaded rod 232, and the transverse threaded rod 314232 is arranged along the length direction of the machine body 21. The position of the fuselage 21 corresponding to one end of the transverse threaded rod 232 is fixedly connected with a transverse motor 233, the transverse threaded rod 232 is fixedly connected to an output shaft of the transverse motor 233, and the transverse threaded rod 314232 is rotatably connected to the fuselage 21. The longitudinal slide rail 231 is slidably connected with a connecting seat 234, the tool clamp 22 is connected on the connecting seat 234, and the connecting seat 234 slides along the width direction of the machine body 21. The connecting seat 234 is connected with a longitudinal threaded rod 235 through threads, the longitudinal threaded rod 235 is arranged along the width direction of the machine body 21, and the longitudinal threaded rod 235 is rotatably connected to the machine body 21. The position of the body 21 corresponding to one end of the longitudinal threaded rod 235 is fixedly connected with a longitudinal motor 236, and the longitudinal threaded rod 314235 is fixedly connected to an output shaft of the longitudinal motor 236. The transverse motor 233 drives the transverse threaded rod 232 to rotate, so that the longitudinal sliding rail 231 moves along the length direction of the machine body 21, and the longitudinal motor 236 drives the longitudinal threaded rod 235 to rotate, so that the connecting seat 234 moves along the width direction of the machine body 21, and the work fixture 22 moves on the horizontal plane.
As shown in fig. 4 and 6, the tool holder 22 includes a base 221 bolted to the connecting base 234, and an insert rod 222 and an ejector rod 223 are fixedly connected to the base 221 (see fig. 7). Threaded groove 2221 has been seted up on the inserted bar 222, threaded connection has gland nut 2222 on the inserted bar 222, three track pole 224 of base 221 fixedly connected with, the extension line contained angle of adjacent track pole 224 is 120 degrees, all sliding connection has locating plate 225 on every track pole 224, base 221 corresponds every locating plate 225 position department all is provided with distance sensor 226, distance sensor 226 detects the distance of locating plate 225 to roof bar 223. The numerical control turret machine tool 2 is connected with a controller 227 (see fig. 2), and an operator inserts the insert rod 222 through the positioning through hole 16 of the workpiece, pushes the ejector rod 223 in the shallow groove 131, and screws the gland nut 2222 on the insert rod 222 until the gland nut 2222 compresses the workpiece. The controller 227 obtains the distance value detected by the distance sensor 226 by sliding the positioning plate 225 until the positioning plate 225 abuts on the workpiece. The controller 227 calls the programming data of the numerical control turret machine tool 2 to simulate the processed workpiece parameters, after the controller 227 receives the three distance values, a prototype graph with three line segments is obtained according to the three distance values, the middle points of the line segments are determined, the feeding distance of the machine tool cutter is judged according to the prototype graph and the workpiece parameters, and therefore the programming data of the numerical control turret machine tool 2 are adjusted.
As shown in fig. 4 and 6, a fixing frame 241 is fixedly connected to the connecting seat 234, and a standard clamp 24 for clamping a standard component is fixedly connected to the fixing frame 241. The standard fixture 24 includes a standard connection board 242 fixedly connected to the fixing frame 241, and a positioning column 243 matching the circular through slot 11 and a positioning protrusion 244 matching the shallow slot 131 are fixedly disposed on the standard connection board 242 (see fig. 8). The standard component is directly inserted into the positioning column 243, and the shallow groove 131 is abutted to the positioning protrusion 244, so that the standard component can be positioned. The position, close to the standard clamp 24, of the machine body 21 is connected with a synchronous turret 212 which is the same as the structure of the machine tool turret 211, the synchronous turret 212 and the machine tool turret 211 act the same, the synchronous turret 212 is connected with a vibration sensor, a workpiece to be machined is fixed on the tool clamp 22, the automatic machine tool is started to turn the workpiece, when the vibration sensor detects vibration, the numerical control turret machine tool 2 adjusts a programming coefficient, a machining area moves to the opposite direction of the current workpiece moving direction for a set distance, and the numerical control turret machine tool 2 gives an alarm. When the vibration sensor detects vibration, namely the cutter on the synchronous cutter tower 212 touches a standard component, namely machining deflection occurs, the numerical control cutter tower machine tool 2 sends out an alarm. The numerical control turret machine tool 2 can automatically adjust programming parameters to enable the machining direction to deviate a little, and time spent by workers is further reduced.
And sixthly, separating the positioning plate 225 from the workpiece, and starting the numerical control turret machine tool 2 to turn the appearance of the workpiece.
Seventhly, as shown in fig. 9, the workpiece is moved to the milling machine 3, the positioning fixture 31 is connected to the milling machine 3, two vertical plates 312 are fixedly connected to the positioning fixture 31, threaded rods 314 are connected to the two vertical plates 312 in a threaded manner, clamping plates 313 are rotatably connected to the sides, close to each other, of the two threaded rods 314, and the clamping plates 313 are connected to the positioning fixture 31 in a sliding manner. The positioning fixture 31 is fixedly connected with an arc positioning plate 311 matched with the arc protrusion 12, when the arc protrusion 12 completely abuts against the arc positioning plate 311, the threaded rod 314 is rotated, the clamping plate 313 clamps the workpiece to start processing the workpiece, and the milling machine 3 is used for processing the circular through groove 11. Since the outer edge of the workpiece is machined, the arc positioning plate 311225 can accurately position the workpiece.
Firstly, a workpiece is preprocessed, then rough positioning is carried out on a machine tool, in order to achieve accurate processing and guarantee processing speed, after a worker slides the positioning plate 225 to accurately position the workpiece, the controller 227 automatically adjusts programming of the numerical control turret machine tool 2, the workpiece can be processed, finally, the circle center of the circular through groove 11 of the workpiece is determined through the arc-shaped protrusion 12, the processing accuracy of the workpiece is guaranteed, meanwhile, complex manual operation is avoided, and the workpiece can be processed quickly and accurately.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The eccentric ring machining process is characterized by comprising the following steps of:
firstly, designing an engineering drawing;
secondly, manufacturing a standard part according to engineering drawings;
turning the workpiece until the appearance of the workpiece is close to the size required by the drawing, so that the main part of the workpiece is circular, reserving a processing bulge (15) at the connecting piece (13), punching a positioning through hole (16) at the position of the circle center of the excircle according to the drawing requirement, and punching a shallow groove (131) at the position corresponding to the processing bulge (15) through the positioning of the drawing and the positioning through hole (16);
fourthly, turning the thickness of the workpiece to meet the requirement of a drawing;
fifthly, a numerical control tool turret machine tool (2) is arranged, the automatic lathe is programmed according to engineering drawings, the numerical control tool turret machine tool (2) comprises a machine body (21), a machine tool turret (211) connected to the machine body (21) and a tooling fixture (22) connected to the machine body (21) and used for clamping a workpiece, the tooling fixture (22) comprises a base (221) connected to the machine body (21), an insert rod (222) and an ejector rod (223) are fixedly connected to the base (221), three track rods (224) are fixedly connected to the base (221), an included angle of extension lines of adjacent track rods (224) is 120 degrees, a positioning plate (225) is slidably connected to each track rod (224), a distance sensor (226) is arranged at a position of the base (221) corresponding to each positioning plate (225), the distance sensor (226) detects the distance from the positioning plate (225) to the ejector rod (223), and the numerical control tool turret machine tool (2) is connected with a controller (227), an operator penetrates the inserted rod (222) through the positioning through hole (16) of the workpiece to enable the ejector rod (223) to be ejected in the shallow groove (131), the positioning plate (225) is slid until the positioning plate (225) is abutted to the workpiece, the controller (227) obtains a distance value detected by the distance sensor (226), and programming of the numerical control turret machine tool (2) is adjusted according to the three distance values;
sixthly, separating the positioning plate (225) from the workpiece, and starting the numerical control tool turret machine tool (2) to turn the appearance of the workpiece;
moving the workpiece to a milling machine (3), determining the circle center of the circular through groove (11) through the arc-shaped bulge (12), and processing the circular through groove (11) by the milling machine (3);
the fifth step also comprises:
fifthly, the machine body (21) is connected with a moving assembly (23) for driving the tool fixture (22) to move, the moving assembly (23) is connected with a fixing frame (241), the fixing frame (241) is fixedly connected with a standard fixture (24) for clamping a standard component, the position, close to the standard fixture (24), of the machine body (21) is connected with a synchronous tool turret (212) which is the same as the structure of the tool turret (211), the synchronous tool turret (212) acts the same as the tool turret (211), the synchronous tool turret (212) is connected with a vibration sensor, a workpiece to be machined is fixed on the tool fixture (22), the automatic machine tool is started to turn the workpiece, and when the vibration sensor detects vibration, the numerical control tool turret machine tool (2) gives an alarm.
2. The eccentric ring processing technology of claim 1, wherein the step five further comprises:
and fifthly, when the vibration sensor detects that the vibration exists, the numerical control tool turret machine tool (2) adjusts the programming coefficient, and moves the machining area to the opposite direction of the current workpiece moving direction for a set distance.
3. The eccentric ring processing technology according to claim 1, characterized in that: the moving assembly (23) comprises a longitudinal sliding rail (231) which is connected onto the machine body (21) in a sliding manner, the longitudinal sliding rail (231) slides along the length direction of the machine body (21), the longitudinal sliding rail (231) is in threaded connection with a transverse threaded rod (232), the transverse threaded rod (232) is arranged along the length direction of the machine body (21), the machine body (21) is fixedly connected with a transverse motor (233) at one end position corresponding to the transverse threaded rod (232), the transverse threaded rod (232) is fixedly connected onto an output shaft of the transverse motor (233), and the transverse threaded rod (232) is rotatably connected onto the machine body (21); sliding connection has connecting seat (234) on longitudinal slide rail (231), frock clamp (22) bolted connection is on connecting seat (234), connecting seat (234) slide along fuselage (21) width direction, connecting seat (234) threaded connection has longitudinal threaded rod (235), fuselage (21) width direction setting is followed in longitudinal threaded rod (235), longitudinal threaded rod (235) rotate to be connected on fuselage (21), fuselage (21) correspond longitudinal threaded rod (235) one end position department fixedly connected with longitudinal motor (236), longitudinal threaded rod (235) fixed connection is on the output shaft of longitudinal motor (236).
4. The eccentric ring processing technology according to claim 1, characterized in that: the standard fixture (24) comprises a standard connecting plate (242) fixedly connected to the fixing frame (241), and a positioning column (243) matched with the circular through groove (11) and a positioning bulge (244) matched with the shallow groove (131) are fixedly arranged on the standard connecting plate (242).
5. The eccentric ring processing technology of claim 1, wherein the step five further comprises:
fifthly, a thread groove (2221) is formed in the insert rod (222), a compression nut (2222) is connected to the insert rod (222) in a threaded mode, and after the insert rod (222) penetrates through the positioning through hole (16) of the workpiece, an operator screws the compression nut (2222) on the insert rod (222) until the compression nut (2222) compresses the workpiece.
6. The eccentric ring machining process according to claim 1, further comprising:
eighthly, removing burrs on the workpiece;
and ninthly, grinding the two sides of the workpiece.
7. The eccentric ring processing technology according to claim 1, wherein the step five is specifically configured as follows: the controller (227) calls programming data of the numerical control turret machine tool (2) to simulate processed workpiece parameters, after the controller (227) receives the three distance values, a prototype graph with three line segments is obtained according to the three distance values, the middle points of the line segments are determined, and the feeding distance of the machine tool cutter is judged according to the prototype graph and the workpiece parameters, so that the programming data of the numerical control turret machine tool (2) are adjusted.
8. The eccentric ring processing technology according to claim 1, wherein the seventh step is specifically configured as follows: the milling machine (3) is connected with a positioning fixture (31), the positioning fixture (31) is fixedly connected with an arc positioning plate (311) matched with the arc protrusion (12), and when the arc protrusion (12) is completely abutted to the arc positioning plate (311), a workpiece begins to be processed.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6088912A (en) * | 1998-07-01 | 2000-07-18 | International Business Machines Corporation | Self-aligning slider and platform clamping system for manufacturing integrated lead suspensions |
| CN102380647A (en) * | 2010-08-31 | 2012-03-21 | 中国北车集团大连机车研究所有限公司 | Process for milling impeller of supercharger compressor |
| CN203779162U (en) * | 2014-04-03 | 2014-08-20 | 大连职业技术学院 | Positioning-accurate pump cover clamp |
| CN104439896B (en) * | 2014-11-05 | 2017-03-29 | 武汉重工铸锻有限责任公司 | The processing method that eccentric excircle has the section tube of flange arrangement with boss two ends |
| CN204321324U (en) * | 2014-12-20 | 2015-05-13 | 舟山海川船舶机械有限公司 | A kind of form cutting cutting equipment |
| CN107350722A (en) * | 2016-05-09 | 2017-11-17 | 南京晨伟机械设备制造有限公司 | A kind of processing technology of high intensity plunger pump closure |
| CN105881101B (en) * | 2016-06-23 | 2019-03-01 | 浙江今跃机械科技开发有限公司 | The detection device and its control method of wheel hub |
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Address after: No. 1836 Luoning Road, Luojing Town, Baoshan District, Shanghai, 2019 Patentee after: Shanghai Yineixi Machinery Manufacturing Co.,Ltd. Address before: 1015 xinchuansha Road, Luojing Town, Baoshan District, Shanghai 201900 Patentee before: YINEIXI MACHINERY MANUFACTURING CO.,LTD. |
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