CN117245106A - Turning equipment based on automatic positioning of machined surface and automatic positioning method - Google Patents
Turning equipment based on automatic positioning of machined surface and automatic positioning method Download PDFInfo
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- CN117245106A CN117245106A CN202311537914.7A CN202311537914A CN117245106A CN 117245106 A CN117245106 A CN 117245106A CN 202311537914 A CN202311537914 A CN 202311537914A CN 117245106 A CN117245106 A CN 117245106A
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000005096 rolling process Methods 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 10
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 15
- 230000008569 process Effects 0.000 abstract description 11
- 238000001125 extrusion Methods 0.000 abstract description 8
- 238000009826 distribution Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 10
- 230000009471 action Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B5/08—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning axles, bars, rods, tubes, rolls, i.e. shaft-turning lathes, roll lathes; Centreless turning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B13/00—Arrangements for automatically conveying or chucking or guiding stock
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses turning equipment and an automatic positioning method based on automatic positioning of a machining surface, and relates to the field of turning equipment. According to the invention, the pipe fitting is positioned and locked on the rotating shaft in an internal supporting mode of the telescopic internal supporting component, and the clamping and positioning of the end part of the pipe fitting are not needed through the chuck, so that after the pipe fitting is installed and positioned, the outer machining surface of the pipe fitting is completely exposed, the turning equipment can finish turning of the surface of the pipe fitting at one time, the pipe fitting is not needed to be clamped and machined for multiple times, and the turning efficiency of the pipe fitting is improved; and can only press from both sides the tip of fixed pipe fitting for the chuck, with pipe fitting area of contact is little, and telescopic interior supporting component can be along pipe fitting inner wall circumferencial direction and length direction distribution, improves the area of contact of telescopic interior supporting component and pipe fitting inner wall to when making telescopic interior supporting component support the location in with the pipe fitting, the extrusion force distribution that the pipe fitting received is more even, prevents that the pipe fitting from being out of shape by the extrusion in the location process.
Description
Technical Field
The invention belongs to the field of turning equipment, and particularly relates to turning equipment based on automatic positioning of a machining surface and an automatic positioning method.
Background
Turning, i.e. turning, which is part of machining, mainly uses turning tools to turn a rotating workpiece. The lathe can also be used for corresponding machining by using a drill bit, a reamer, a tap, a die, a knurling tool and the like. Lathe machining is used primarily for machining shafts, disks, sleeves and other workpieces having surfaces of revolution, and is the most widely used type of machine tool machining in machinery manufacturing and repair facilities.
Chinese patent application CN114247905a discloses an alloy steel flange automatic positioning turning device, which comprises a base, be provided with headstock, tailstock, carriage subassembly and tool setting subassembly on the base, be provided with the knife rest on the carriage subassembly, be provided with the chuck on the headstock, the inside of headstock communicates with the inside of base, is provided with steady speed subassembly in the region of intercommunication, the carriage subassembly drives the knife rest and removes, the tool setting subassembly carries out automatic positioning to the processing blank, steady speed subassembly adjusts the rotational speed of output automatically.
Most of turning machine tools in the prior art clamp and position a workpiece to be processed through a chuck as in the application, but when the workpiece to be processed is a pipe, particularly when the pipe wall is thinner or the hardness of the material is lower, if the pipe is clamped and positioned through the chuck, the clamping part of the pipe is easy to be extruded and deformed, so that the pipe is deformed and damaged, and the quality of the processed pipe is affected; on the other hand, when the surface of the pipe needs to be turned along the length direction, the clamping part of the end part of the pipe cannot be turned due to the shielding of the chuck, so that after one-wheel turning is finished, the pipe is clamped in the direction of the direction change, and then the turning is performed on the unprocessed area, the turning working procedure of the pipe is increased, and the turning efficiency of the pipe is reduced.
Disclosure of Invention
Aiming at the problems in the related art, the invention provides turning equipment and an automatic positioning method based on automatic positioning of a machining surface, so as to overcome the technical problems in the prior art.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to turning equipment based on automatic positioning of a machining surface, which comprises a turning machine tool, wherein a driving box is fixedly arranged at one end of the top surface of the turning machine tool, and a rotating shaft positioned above the working table surface of the turning machine tool is arranged at one end of the driving box in a transmission manner; the feeding mechanism comprises a rolling support assembly and a feeding assembly, wherein the rolling support assembly is arranged on one side of the end part of the rotating shaft and used for rolling and supporting a pipe fitting, and the feeding assembly is arranged below the end part of the rotating shaft and used for conveying and sleeving the pipe fitting on the surface of the rotating shaft; the turning machine tool is also provided with a positioning mechanism for locking and fixing the pipe fitting on the surface of the rotating shaft, the positioning mechanism comprises a translation driving assembly, a pushing assembly and a telescopic inner supporting assembly, the telescopic inner supporting assembly is arranged in the rotating shaft in a telescopic manner, the translation driving assembly can drive the pushing assembly to insert inwards along the end part of the rotating shaft so as to enable the pushing assembly to push and expand the telescopic inner supporting assembly, and the telescopic inner supporting assembly extends outwards of the rotating shaft and is supported on the inner surface of the pipe fitting in a butt manner; the feeding mechanism further comprises a lifting supporting seat, the lifting supporting seat is supported and installed at the bottom of the feeding assembly and is in transmission connection with the translation driving assembly, when the translation driving assembly drives the pushing assembly to move and plug into the end part of the rotating shaft, the translation driving assembly drives the lifting supporting seat to move downwards and drives the feeding assembly to move downwards synchronously, so that the feeding assembly is separated from the pipe fitting on the surface of the rotating shaft.
Further, the rolling support assembly comprises a support seat, the support seat is fixedly arranged on the top surface of the turning machine tool and is positioned on one side of the end part of the rotating shaft, a plurality of groups of end plates distributed along the axis direction of the rotating shaft are fixedly arranged on the top of the support seat, and the upper ends of each group of end plates are rotatably provided with idler wheels.
Further, the material loading subassembly includes two backup pads, two all rotate in the backup pad and install the connecting axle, two fixed mounting has the delivery wheel between the connecting axle, and the outside end fixed mounting of one backup pad has the motor of being connected with the connecting axle transmission in this backup pad.
Further, the telescopic inner support assembly comprises a plurality of inner support bars, a plurality of telescopic sliding grooves and a central rod, the telescopic sliding grooves are circumferentially distributed on the surface of the rotating shaft, and the inner support bars are respectively and slidably installed in the telescopic sliding grooves; the center rod is slidably mounted at the axis position of the rotating shaft, a plurality of connecting sleeves are fixedly mounted on the surface of the center rod along the axis direction, a plurality of supporting rods corresponding to the inner supporting rods are rotatably mounted on the outer ring of each connecting sleeve, and one ends of the supporting rods are obliquely arranged right and are rotatably connected with the inner side faces of the inner supporting rods.
Further, the translation driving assembly comprises a longitudinal guide rail and a longitudinal driving air cylinder, wherein the longitudinal guide rail and the longitudinal driving air cylinder are fixedly arranged on the top surface of the turning machine tool, a sliding seat is arranged on the longitudinal guide rail, and the telescopic end of the longitudinal driving air cylinder is fixedly connected with one side of the sliding seat; the top surface fixed mounting of sliding seat has horizontal drive cylinder and transverse guide, install the slider on the transverse guide, the flexible end of horizontal drive cylinder and the one end fixed connection of slider.
Further, the pushing component comprises a pushing block, the pushing block is rotatably arranged at one end, opposite to the transverse driving cylinder, of the sliding block, a pushing column capable of being inserted into the rotating shaft is fixedly arranged at one end of the pushing block, and an abutting groove capable of being inserted into the end of the central rod is formed in the end portion of the pushing column.
Further, the lifting support seat comprises a base, a translation wedge block and a lifting wedge block, wherein the base is fixedly arranged on the top surface of the turning machine tool, a lifting chute is arranged at the top end of the base, a lifting seat is slidably arranged in the lifting chute, and a support spring is arranged at the bottom end of the lifting seat in a butt joint manner; the translation wedge block is fixedly arranged on one side of the sliding seat, and the lifting wedge block is fixedly arranged on one side of the lifting seat and is positioned on the moving track of the translation wedge block.
Further, a plurality of sliding support blocks which are clamped in the rotating shaft in a sliding way are fixedly arranged on the central rod; the tail end of the inner cavity of the rotating shaft is provided with a jack which is in sliding connection with the central rod, and a reset spring which is abutted against the end part of the central rod is arranged in the jack.
The invention also discloses an automatic positioning method of the turning equipment based on the automatic positioning of the machining surface, which comprises the following specific steps:
s1: the pipe fitting to be turned is supported and placed at the top ends of the rolling support assembly and the feeding assembly, one end of the pipe fitting is inserted into the end part of the rotating shaft at the moment, and then the feeding assembly drives the pipe fitting to continuously move towards the direction of the rotating shaft, so that the pipe fitting is sleeved on the surface of the rotating shaft;
s2: then the pushing component is driven to move on the turning machine by the translation driving component, the pushing component is firstly opposite to the end part of the rotating shaft, and then the pushing component is driven to move and plug into the rotating shaft, so that the pushing component pushes and expands the telescopic inner supporting component, the telescopic inner supporting component extends outwards to the outside of the rotating shaft and is abutted against the inner surface of the pipe fitting, and the pipe fitting is positioned and locked on the rotating shaft in an inner supporting mode of the telescopic inner supporting component;
s3: and finally, driving the rotating shaft and the pipe fitting to rotate through the driving box, and turning the rotating pipe fitting through a turning tool on the turning machine tool.
The invention has the following beneficial effects:
1. according to the invention, the pipe fitting is positioned and locked on the rotating shaft in an internal supporting mode of the telescopic internal supporting component, and the clamping and positioning of the end part of the pipe fitting are not needed through the chuck, so that after the pipe fitting is installed and positioned, the outer machining surface of the pipe fitting is completely exposed, the turning equipment can finish turning of the surface of the pipe fitting at one time, the pipe fitting is not needed to be clamped and machined for multiple times, and the turning efficiency of the pipe fitting is improved; the telescopic inner support assembly can be distributed along the circumferential direction and the length direction of the inner wall of the pipe fitting, so that the contact area between the telescopic inner support assembly and the inner wall of the pipe fitting is increased, and when the telescopic inner support assembly supports and positions the inner wall of the pipe fitting, the extrusion force distribution born by the pipe fitting is more uniform, so that the extrusion force of the contact position of the pipe fitting and the telescopic inner support assembly is reduced, extrusion deformation in the pipe fitting positioning process is prevented, and the turning quality of the pipe fitting is improved;
2. according to the invention, the pushing component is driven to move on the turning machine by the translation driving component, the pushing component is firstly opposite to the end part of the rotating shaft, then the pushing component is driven to move and plug into the rotating shaft, so that the pushing component pushes and expands the telescopic inner supporting component, the telescopic inner supporting component outwards extends to the outside of the rotating shaft and is propped against the inner surface of the pipe fitting, the telescopic inner supporting component can automatically complete supporting and positioning of the pipe fitting to be processed on the rotating shaft, and the pushing component is plugged into the end part of the rotating shaft, when the rotating shaft drives the pipe fitting to rotate for turning, the pushing component can limit the end part of the rotating shaft, the pipe fitting is prevented from deflecting when the rotating shaft rotates, the rotating stability of the rotating shaft and the pipe fitting is improved, and the positioning precision and the turning precision of the pipe fitting can be improved;
3. according to the invention, the automatic feeding and discharging of the pipe fitting is realized through the rolling support assembly and the feeding assembly, so that the pipe fitting feeding and discharging process is more convenient, and when the pipe fitting feeding is completed, the translation driving assembly drives the pushing assembly to move and plug towards the end part of the rotating shaft, the translation driving assembly drives the lifting support seat to move downwards and drives the feeding assembly to synchronously move downwards, so that the feeding assembly is separated from the pipe fitting, the feeding assembly is prevented from contacting with the bottom surface of the pipe fitting, friction resistance is applied to the pipe fitting in the pipe fitting rotating process, the pipe fitting rotating process is more labor-saving, and the pipe fitting can be normally rotated and processed.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the invention, the drawings that are needed for the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the invention, and that it is also possible for a person skilled in the art to obtain the drawings from these drawings without inventive effort.
FIG. 1 is a schematic view of a three-dimensional structure of a turning device of the present invention when a machine tool housing is opened;
FIG. 2 is a schematic view of the structure of the present invention shown in FIG. 1 at a partially enlarged scale;
FIG. 3 is a schematic view of a three-dimensional cutaway structure of the turning apparatus of the present invention;
FIG. 4 is a schematic view of the structure of the present invention shown in FIG. 3 at B in a partially enlarged manner;
FIG. 5 is a schematic view of the structure of the present invention shown in FIG. 3 at C in a partially enlarged manner;
FIG. 6 is a schematic perspective view of a telescopic inner support assembly according to the present invention;
FIG. 7 is a schematic view of a sectional structure of a telescoping inner support assembly of the present invention;
FIG. 8 is a schematic view of a partially enlarged structure of the invention at D of FIG. 7;
fig. 9 is a schematic perspective view of the turning apparatus of the present invention as a whole.
In the figure: 1. turning a machine tool; 2. a drive box; 3. a rotating shaft; 4. a feeding mechanism; 41. a support base; 42. an end plate; 43. a roller; 44. a base; 45. a lifting seat; 46. a support plate; 47. a connecting shaft; 48. a conveying wheel; 49. a motor; 410. translating the wedge; 411. lifting the wedge block; 412. lifting sliding grooves; 413. a support spring; 5. a positioning mechanism; 51. an inner support bar; 52. a telescopic chute; 53. a longitudinal guide rail; 54. a sliding seat; 55. a longitudinal driving cylinder; 56. a lateral driving cylinder; 57. a transverse guide rail; 58. a slide block; 59. abutting blocks; 510. pushing the column; 511. a central rod; 512. a sliding support block; 513. connecting sleeves; 514. a support rod; 515. a jack; 516. and a return spring.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, based on the embodiments in the invention, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the invention.
In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "top," "middle," "inner," and the like indicate an orientation or positional relationship, merely for convenience of description and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Referring to fig. 1 and 2, the invention discloses turning equipment based on automatic positioning of a machining surface, which comprises a turning machine tool 1, wherein a driving box 2 is fixedly arranged at one end of the top surface of the turning machine tool 1, and a rotating shaft 3 positioned above the working table surface of the turning machine tool 1 is arranged at one end of the driving box 2 in a transmission manner; the feeding mechanism 4 is arranged at one end of the top surface of the turning machine tool 1, which is opposite to the driving box 2, the feeding mechanism 4 comprises a rolling support component and a feeding component, the rolling support component is arranged at one side of the end part of the rotating shaft 3 and is used for carrying out rolling support on the pipe fitting, and the feeding component is arranged below the end part of the rotating shaft 3 and is used for conveying and sleeving the pipe fitting on the surface of the rotating shaft 3; the turning machine tool 1 is also provided with a positioning mechanism 5 for locking and fixing the pipe fitting on the surface of the rotating shaft 3, the positioning mechanism 5 comprises a translation driving component, a pushing component and a telescopic inner supporting component, the telescopic inner supporting component is telescopically arranged in the rotating shaft 3, the translation driving component can drive the pushing component to be inserted into the rotating shaft 3 along the end part of the rotating shaft 3, so that the pushing component pushes and expands the telescopic inner supporting component, and the telescopic inner supporting component extends outwards to the outside of the rotating shaft 3 and is propped against and supported on the inner surface of the pipe fitting; the feeding mechanism 4 further comprises a lifting supporting seat, the lifting supporting seat is supported and installed at the bottom of the feeding assembly and is in transmission connection with the translation driving assembly, and when the translation driving assembly drives the pushing assembly to move and plug into the end part of the rotating shaft 3, the translation driving assembly drives the lifting supporting seat to move downwards and drives the feeding assembly to synchronously move downwards so as to separate the feeding assembly from a pipe fitting on the surface of the rotating shaft 3; when the surface of the pipe is turned, the pipe to be turned is supported and placed at the top ends of the rolling support assembly and the feeding assembly, one end of the pipe is inserted into the end part of the rotating shaft 3, and then the feeding assembly drives the pipe to continuously move towards the rotating shaft 3, so that the pipe is sleeved on the surface of the rotating shaft 3; then the pushing component is driven to move on the turning machine tool 1 through the translation driving component, the pushing component is firstly opposite to the end part of the rotating shaft 3, then the pushing component is driven to move and is inserted into the rotating shaft 3, the pushing component pushes and expands the telescopic inner supporting component, the telescopic inner supporting component extends outwards to the outside of the rotating shaft 3 and is abutted against the inner surface of the pipe fitting, and the pipe fitting is positioned and locked on the rotating shaft 3 in an inner supporting mode of the telescopic inner supporting component; finally, driving the rotating shaft 3 and the pipe fitting to rotate through a driving motor in the driving box 2 in transmission connection with the rotating shaft 3, and turning the surface of the rotating pipe fitting through a turning tool on the turning machine tool 1; according to the invention, the pipe fitting is positioned and locked on the rotating shaft 3 in an internal supporting mode of the telescopic internal supporting component, and clamping and positioning are not needed to be carried out on the end part of the pipe fitting through the chuck, so that after the pipe fitting is installed and positioned, the outer machining surface of the pipe fitting is completely exposed, the turning equipment can finish turning of the surface of the pipe fitting at one time, the pipe fitting is not needed to be clamped and machined for multiple times, and the turning efficiency of the pipe fitting is improved; the telescopic inner support assembly can be distributed along the circumferential direction and the length direction of the inner wall of the pipe fitting, so that the contact area between the telescopic inner support assembly and the inner wall of the pipe fitting is increased, and when the telescopic inner support assembly supports and positions the inner wall of the pipe fitting, the extrusion force distribution born by the pipe fitting is more uniform, so that the extrusion force of the contact position of the pipe fitting and the telescopic inner support assembly is reduced, extrusion deformation in the pipe fitting positioning process is prevented, and the turning quality of the pipe fitting is improved; the telescopic inner supporting component is pushed and expanded through the cooperation of the translation driving component and the pushing component, so that the telescopic inner supporting component outwards extends to the outside of the rotating shaft 3 and is abutted to the inner surface of the pipe fitting, the telescopic inner supporting component can automatically complete supporting and positioning of the pipe fitting to be processed on the rotating shaft 3, the pushing component is inserted into the end part of the rotating shaft 3, when the rotating shaft 3 drives the pipe fitting to rotate for turning, the pushing component can limit the end part of the rotating shaft 3, the pipe fitting is prevented from being driven to swing when the rotating shaft 3 rotates, the rotating stability of the rotating shaft 3 and the pipe fitting is improved, and the positioning precision and the turning precision of the pipe fitting can be improved; the automatic feeding of pipe fitting has been realized through rolling supporting component and material loading subassembly, make the material loading process of pipe fitting more convenient, and when the pipe fitting material loading is accomplished, translation drive assembly drive pushes away the subassembly and removes grafting to pivot 3 tip, translation drive assembly drive lifting support seat moves down, and drive material loading subassembly synchronous move down, in order to make material loading subassembly and pipe fitting separation, prevent that material loading subassembly and pipe fitting bottom surface from contacting, apply frictional resistance to the pipe fitting in the rotatory in-process of pipe fitting, make pipe fitting rotation process more laborsaving, guarantee that pipe fitting can normal rotatory processing.
Referring to fig. 1 and 2, in one embodiment, the rolling support assembly includes a support seat 41, the support seat 41 is fixedly mounted on the top surface of the turning machine 1 and is located at one side of the end of the rotating shaft 3, a plurality of groups of end plates 42 distributed along the axis direction of the rotating shaft 3 are fixedly mounted on the top of the support seat 41, and a roller 43 is rotatably mounted at the upper end of each group of end plates 42; the feeding assembly comprises two support plates 46, wherein connecting shafts 47 are rotatably arranged on the two support plates 46, a conveying wheel 48 is fixedly arranged between the two connecting shafts 47, and a motor 49 in transmission connection with the connecting shaft 47 on the support plate 46 is fixedly arranged at the outer side end of one support plate 46; during feeding, the pipe fitting is horizontally placed at the top ends of the roller 43 and the conveying wheel 48, the pipe fitting is supported through the roller 43 and the conveying wheel 48, one end of the pipe fitting is inserted into the end part of the rotating shaft 3, and then the motor 49 drives the connecting shaft 47 and the conveying wheel 48 to rotate, wherein the conveying wheel 48 is a rubber wheel, and the surface friction force of the conveying wheel is large, so that the conveying wheel 48 conveys the pipe fitting onto the rotating shaft 3 through friction resistance in the rotating process until the pipe fitting is completely sleeved on the surface of the rotating shaft 3, and the feeding of the pipe fitting is completed; further, the motor 49 is a bi-directional motor, and when the pipe fitting processing is completed and the blanking is required, the motor 49 drives the connecting shaft 47 and the conveying wheel 48 to reversely rotate, so that the pipe fitting on the surface of the rotating shaft 3 is conveyed outwards through the conveying wheel 48, and the automatic blanking of the pipe fitting is completed.
Referring to fig. 1 to 8, in one embodiment, the telescopic inner support assembly includes a plurality of inner support bars 51, a plurality of telescopic sliding grooves 52 and a central rod 511, wherein the plurality of telescopic sliding grooves 52 are circumferentially distributed and arranged on the surface of the rotating shaft 3, and the plurality of inner support bars 51 are respectively slidably mounted inside the plurality of telescopic sliding grooves 52; the central rod 511 is slidably mounted at the axial position of the rotating shaft 3, a plurality of connecting sleeves 513 are fixedly mounted on the surface of the central rod 511 along the axial direction, a plurality of supporting rods 514 corresponding to the inner supporting rods 51 are rotatably mounted on the outer ring of each connecting sleeve 513, and one end of each supporting rod 514 is obliquely arranged right and is rotatably connected with the inner side surface of each inner supporting rod 51; the translation driving assembly comprises a longitudinal guide rail 53 and a longitudinal driving air cylinder 55, wherein the longitudinal guide rail 53 and the longitudinal driving air cylinder 55 are fixedly arranged on the top surface of the turning machine tool 1, a sliding seat 54 is arranged on the longitudinal guide rail 53, and the telescopic end of the longitudinal driving air cylinder 55 is fixedly connected with one side of the sliding seat 54; the top surface of the sliding seat 54 is fixedly provided with a transverse driving air cylinder 56 and a transverse guide rail 57, the transverse guide rail 57 is provided with a sliding block 58, and the telescopic end of the transverse driving air cylinder 56 is fixedly connected with one end of the sliding block 58; the pushing component comprises a pushing block 59, the pushing block 59 is rotatably arranged at one end of the sliding block 58 opposite to the transverse driving cylinder 56, a pushing column 510 which can be spliced with the rotating shaft 3 is fixedly arranged at one end of the pushing block 59, and a pushing groove which can be spliced with the end of the central rod 511 is formed in the end part of the pushing column 510; the sliding seat 54 is initially located at the outer side of the end of the rotating shaft 3, so that the pipe fitting feeding process is not hindered, after the pipe fitting feeding is completed, the sliding seat 54 is driven by the longitudinal driving cylinder 55 to move along the longitudinal guide rail 53 towards the end of the rotating shaft 3, so that the pushing post 510 above the sliding seat 54 is opposite to the end of the rotating shaft 3, then the sliding block 58 is driven by the transverse driving cylinder 56 to move along the transverse guide rail 57 towards the end of the rotating shaft 3, so that the pushing block 59 is driven to abut against the end of the rotating shaft 3, meanwhile, the pushing post 510 is inserted into the rotating shaft 3, the central rod 511 is pushed to move rightwards through the abutting groove, the plurality of connecting sleeves 513 on the central rod 511 are driven to move rightwards in the rightwards moving process, the lower end of the supporting rod 514 is driven to move rightwards, the supporting rod 514 is gradually adjusted to be in a vertical state from an inclined state, meanwhile, the outer side surface of the inner supporting rod 51 is enabled to slide to extend to the outer side of the rotating shaft 3 through the telescopic sliding groove 52 and abut against the inner surface of the pipe fitting, so that the supporting blocks 59 and the supporting posts 59 of the supporting surfaces of the rotating shaft 3 are supported and positioned through the supporting and positioning grooves of the supporting blocks of the inner supporting rods 51 are enabled to be matched with the rotating shaft 3, and the supporting posts 59 of the rotating shaft 3 are more stable, and the pipe fitting 3 is rotated, and the rotating 3 is matched with the rotating shaft 3 and the supporting end 3 is located.
Referring to fig. 1-4, in one embodiment, the lifting support base includes a base 44, a translation wedge 410 and a lifting wedge 411, the base 44 is fixedly installed on the top surface of the turning machine 1, a lifting chute 412 is provided at the top end of the base 44, a lifting seat 45 is slidably installed in the lifting chute 412, and a support spring 413 is installed at the bottom end of the lifting seat 45 in an abutting manner; the translation wedge block 410 is fixedly arranged on one side of the sliding seat 54, and the lifting wedge block 411 is fixedly arranged on one side of the lifting seat 45 and positioned on the moving track of the translation wedge block 410; wherein, the bottom surface of the translation wedge block 410 and the top surface of the lifting wedge block 411 are both provided with guiding inclined planes, when the sliding seat 54 moves towards the direction opposite to the end part of the rotating shaft 3, the sliding seat 54 drives the translation wedge block 410 to move towards the lifting wedge block 411, at the moment, the translation wedge block 410 moves the lifting wedge block 411 downwards in a butt way through the butt guiding of the guiding inclined planes, and then drives the lifting seat 45 and the conveying wheel 48 above the lifting seat to move downwards, so that the conveying wheel 48 is separated from the pipe fitting, the rotating processing of the pipe fitting is not hindered, and meanwhile, the supporting spring 413 is extruded and contracted to generate reset elastic force; when the pipe fitting is processed, the sliding seat 54 moves to reset, the sliding seat 54 drives the translation wedge block 410 to synchronously reset, so that the translation wedge block 410 does not abut against the top surface of the lifting wedge block 411 any more, and at this time, the lifting seat 45, the lifting wedge block 411 and the conveying wheel 48 move upwards to reset under the action of the reset elastic force of the supporting spring 413, so that the conveying wheel 48 is supported on the bottom surface of the pipe fitting again, and the processed pipe fitting can be conveyed and discharged.
Referring to fig. 1-8, in one embodiment, a plurality of sliding support blocks 512 that are slidably fastened inside the rotating shaft 3 are fixedly installed on the central rod 511; the tail end of the inner cavity of the rotating shaft 3 is provided with a jack 515 which is in sliding connection with the central rod 511, and a reset spring 516 which is abutted against the end part of the central rod 511 is arranged in the jack 515; the center rod 511 can be supported by the sliding support block 512, so that the center rod 511 is installed in the rotating shaft 3 more stably, the center rod 511 moves rightwards under the pushing of the pushing column 510, when the inner support bar 51 is driven to be in sliding contact with the inner wall of a pipe fitting, the right side end of the center rod 511 supports and contracts the return spring 516 to generate return elastic force, and meanwhile, the center rod 511 drives the rightmost sliding support block 512 to be in sliding contact with the tail end of the inner cavity of the rotating shaft 3, so that the center rod 511 is in contact and locked, the support rod 514 and the inner support bar 51 are limited and locked, and the stability of supporting and positioning of the pipe fitting by the inner support bar 51 is improved; when the pushing post 510 is reset and pulled out after the pipe fitting processing is completed and the pushing limit is not performed on the central rod 511 any more, the central rod 511 moves leftwards to reset under the action of the reset spring force of the reset spring 516, and the support rod 514 drives the inner support rod 51 to slide inwards to reset so as to release the support and positioning of the pipe fitting in the inner support rod 51 and facilitate the subsequent blanking of the pipe fitting.
Referring to fig. 1-9, the invention also discloses an automatic positioning method of turning equipment based on automatic positioning of a machining surface, which comprises the following specific steps:
the pipe fitting to be turned is supported and placed at the top ends of the rolling support assembly and the feeding assembly, one end of the pipe fitting is inserted into the end part of the rotating shaft 3 at the moment, and then the feeding assembly drives the pipe fitting to continuously move towards the direction of the rotating shaft 3, so that the pipe fitting is sleeved on the surface of the rotating shaft 3; then the pushing component is driven to move on the turning machine tool 1 through the translation driving component, the pushing component is firstly opposite to the end part of the rotating shaft 3, then the pushing component is driven to move and is inserted into the rotating shaft 3, the pushing component pushes and expands the telescopic inner supporting component, the telescopic inner supporting component extends outwards to the outside of the rotating shaft 3 and is abutted against the inner surface of the pipe fitting, and the pipe fitting is positioned and locked on the rotating shaft 3 in an inner supporting mode of the telescopic inner supporting component; finally, the driving box 2 drives the rotating shaft 3 and the pipe fitting to rotate, and the turning tool on the turning machine tool 1 is used for turning the rotating pipe fitting.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above disclosed preferred embodiments of the invention are merely intended to help illustrate the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention.
Claims (9)
1. Turning equipment based on machined surface automatic positioning, including lathe (1), its characterized in that: one end of the top surface of the turning machine tool (1) is fixedly provided with a driving box (2), and one end of the driving box (2) is provided with a rotating shaft (3) positioned above the working table surface of the turning machine tool (1) in a transmission way; the feeding mechanism (4) is arranged at one end, opposite to the driving box (2), of the top surface of the turning machine tool (1), the feeding mechanism (4) comprises a rolling support assembly and a feeding assembly, the rolling support assembly is arranged at one side of the end part of the rotating shaft (3) and used for carrying out rolling support on pipes, and the feeding assembly is arranged below the end part of the rotating shaft (3) and used for conveying the pipes to be sleeved on the surface of the rotating shaft (3); the turning machine tool (1) is further provided with a positioning mechanism (5) for locking and fixing the pipe fitting on the surface of the rotating shaft (3), the positioning mechanism (5) comprises a translation driving assembly, a pushing assembly and a telescopic inner supporting assembly, the telescopic inner supporting assembly is arranged inside the rotating shaft (3) in a telescopic mode, the translation driving assembly can drive the pushing assembly to insert inwards into the rotating shaft (3) along the end portion of the rotating shaft (3), so that the pushing assembly pushes and expands the telescopic inner supporting assembly, and the telescopic inner supporting assembly extends outwards to the outer portion of the rotating shaft (3) and is supported on the inner surface of the pipe fitting in a supporting mode; the feeding mechanism (4) further comprises a lifting supporting seat, the lifting supporting seat is supported and installed at the bottom of the feeding assembly and is in transmission connection with the translation driving assembly, when the translation driving assembly drives the pushing assembly to move and plug into the end part of the rotating shaft (3), the translation driving assembly drives the lifting supporting seat to move downwards and drives the feeding assembly to move downwards synchronously, so that the feeding assembly is separated from a pipe fitting on the surface of the rotating shaft (3).
2. A turning device based on automatic positioning of a working surface according to claim 1, characterized in that: the rolling support assembly comprises a support seat (41), the support seat (41) is fixedly arranged on the top surface of the turning machine tool (1) and is positioned on one side of the end part of the rotating shaft (3), a plurality of groups of end plates (42) distributed along the axis direction of the rotating shaft (3) are fixedly arranged on the top of the support seat (41), and idler wheels (43) are rotatably arranged at the upper ends of each group of end plates (42).
3. A turning device based on automatic positioning of a working surface according to claim 1, characterized in that: the feeding assembly comprises two supporting plates (46), connecting shafts (47) are rotatably arranged on the two supporting plates (46), conveying wheels (48) are fixedly arranged between the two connecting shafts (47), and a motor (49) in transmission connection with the connecting shafts (47) on the supporting plates (46) is fixedly arranged at the outer side end of one supporting plate (46).
4. A turning device based on automatic positioning of a working surface according to claim 1, characterized in that: the telescopic inner support assembly comprises a plurality of inner support bars (51), a plurality of telescopic sliding grooves (52) and a central rod (511), wherein the telescopic sliding grooves (52) are circumferentially distributed and arranged on the surface of the rotating shaft (3), and the inner support bars (51) are respectively and slidably arranged in the telescopic sliding grooves (52); the center rod (511) is slidably mounted at the axis position of the rotating shaft (3), a plurality of connecting sleeves (513) are fixedly mounted on the surface of the center rod (511) along the axis direction, a plurality of supporting rods (514) corresponding to the inner supporting rods (51) are rotatably mounted on the outer ring of each connecting sleeve (513), and one ends of the supporting rods (514) are obliquely arranged right and are rotatably connected with the inner side faces of the inner supporting rods (51).
5. The turning apparatus based on automatic positioning of a working surface according to claim 4, wherein: the translation driving assembly comprises a longitudinal guide rail (53) and a longitudinal driving air cylinder (55), the longitudinal guide rail (53) and the longitudinal driving air cylinder (55) are fixedly arranged on the top surface of the turning machine tool (1), a sliding seat (54) is arranged on the longitudinal guide rail (53), and the telescopic end of the longitudinal driving air cylinder (55) is fixedly connected with one side of the sliding seat (54); the top surface of sliding seat (54) fixed mounting has horizontal drive cylinder (56) and transverse guide (57), install slider (58) on transverse guide (57), the flexible end of horizontal drive cylinder (56) and the one end fixed connection of slider (58).
6. The turning apparatus based on automatic positioning of a working surface according to claim 5, wherein: the pushing assembly comprises a pushing block (59), the pushing block (59) is rotatably arranged at one end, opposite to the transverse driving cylinder (56), of the sliding block (58), a pushing column (510) capable of being inserted into the rotating shaft (3) is fixedly arranged at one end of the pushing block (59), and an abutting groove capable of being inserted into the end of the central rod (511) is formed in the end portion of the pushing column (510).
7. The turning apparatus based on automatic positioning of a working surface according to claim 5, wherein: the lifting support seat comprises a base (44), a translation wedge block (410) and a lifting wedge block (411), wherein the base (44) is fixedly arranged on the top surface of the turning machine tool (1), a lifting chute (412) is arranged at the top end of the base (44), a lifting seat (45) is slidably arranged in the lifting chute (412), and a support spring (413) is arranged at the bottom end of the lifting seat (45) in a butt joint mode; the translation wedge block (410) is fixedly arranged on one side of the sliding seat (54), and the lifting wedge block (411) is fixedly arranged on one side of the lifting seat (45) and is positioned on the moving track of the translation wedge block (410).
8. The turning apparatus based on automatic positioning of a working surface according to claim 4, wherein: a plurality of sliding supporting blocks (512) which are clamped in the rotating shaft (3) in a sliding way are fixedly arranged on the central rod (511); the tail end of the inner cavity of the rotating shaft (3) is provided with a jack (515) which is in sliding connection with the central rod (511), and a reset spring (516) which is abutted to the end part of the central rod (511) is arranged in the jack (515).
9. An automatic positioning method of turning equipment based on automatic positioning of a machined surface according to any one of claims 1-8, characterized by the specific steps of:
s1: the pipe fitting to be turned is supported and placed at the top ends of the rolling support assembly and the feeding assembly, one end of the pipe fitting is inserted into the end part of the rotating shaft (3), and then the feeding assembly drives the pipe fitting to continuously move towards the rotating shaft (3), so that the pipe fitting is sleeved on the surface of the rotating shaft (3);
s2: then the pushing component is driven to move on the turning machine tool (1) through the translation driving component, the pushing component is firstly opposite to the end part of the rotating shaft (3), then the pushing component is driven to move and is inserted into the rotating shaft (3), the pushing component pushes and expands the telescopic inner supporting component, the telescopic inner supporting component extends outwards to the outside of the rotating shaft (3) and is abutted against the inner surface of the pipe fitting, and the pipe fitting is positioned and locked on the rotating shaft (3) in an inner supporting mode through the telescopic inner supporting component;
s3: finally, the rotating shaft (3) and the pipe fitting are driven to rotate through the driving box (2), and the rotating pipe fitting is turned through a turning tool on the turning machine tool (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311537914.7A CN117245106B (en) | 2023-11-17 | 2023-11-17 | Turning equipment based on automatic positioning of machined surface and automatic positioning method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311537914.7A CN117245106B (en) | 2023-11-17 | 2023-11-17 | Turning equipment based on automatic positioning of machined surface and automatic positioning method |
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| CN117245106B CN117245106B (en) | 2024-01-23 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890640A (en) * | 2010-07-23 | 2010-11-24 | 赵显华 | Shaft-like workpiece multi-operation composite processing machine tool |
| CN205834286U (en) * | 2016-07-22 | 2016-12-28 | 江苏建筑职业技术学院 | Cast workpiece internal expansion type turning tool |
| CN115026324A (en) * | 2022-07-29 | 2022-09-09 | 潍坊市工程技师学院 | Self-pressing type lathe for processing surface of cylindrical workpiece |
| CN115716137A (en) * | 2022-10-18 | 2023-02-28 | 无锡磐基特钢科技有限公司 | Gollin column turning machine tool |
| CN218693911U (en) * | 2022-08-12 | 2023-03-24 | 山东高强紧固件有限公司 | Outer chamfering device at two ends of valve push rod pipe |
| CN218696279U (en) * | 2022-11-13 | 2023-03-24 | 青岛英伟达机电设备有限公司 | Transmission pipe fitting turning frock |
| CN116352120A (en) * | 2023-04-07 | 2023-06-30 | 内蒙古工业大学 | Processing device and processing method for thin-wall cylindrical workpiece |
| CN116900731A (en) * | 2023-05-26 | 2023-10-20 | 苏州众捷汽车零部件股份有限公司 | Automatic processing line for automobile exhaust pipe fitting |
-
2023
- 2023-11-17 CN CN202311537914.7A patent/CN117245106B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890640A (en) * | 2010-07-23 | 2010-11-24 | 赵显华 | Shaft-like workpiece multi-operation composite processing machine tool |
| CN205834286U (en) * | 2016-07-22 | 2016-12-28 | 江苏建筑职业技术学院 | Cast workpiece internal expansion type turning tool |
| CN115026324A (en) * | 2022-07-29 | 2022-09-09 | 潍坊市工程技师学院 | Self-pressing type lathe for processing surface of cylindrical workpiece |
| CN218693911U (en) * | 2022-08-12 | 2023-03-24 | 山东高强紧固件有限公司 | Outer chamfering device at two ends of valve push rod pipe |
| CN115716137A (en) * | 2022-10-18 | 2023-02-28 | 无锡磐基特钢科技有限公司 | Gollin column turning machine tool |
| CN218696279U (en) * | 2022-11-13 | 2023-03-24 | 青岛英伟达机电设备有限公司 | Transmission pipe fitting turning frock |
| CN116352120A (en) * | 2023-04-07 | 2023-06-30 | 内蒙古工业大学 | Processing device and processing method for thin-wall cylindrical workpiece |
| CN116900731A (en) * | 2023-05-26 | 2023-10-20 | 苏州众捷汽车零部件股份有限公司 | Automatic processing line for automobile exhaust pipe fitting |
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| CN117245106B (en) | 2024-01-23 |
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