CN114799270B - Perforating machine for machining VCT holes of cam shaft and using method of perforating machine - Google Patents
Perforating machine for machining VCT holes of cam shaft and using method of perforating machine Download PDFInfo
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- CN114799270B CN114799270B CN202210549724.6A CN202210549724A CN114799270B CN 114799270 B CN114799270 B CN 114799270B CN 202210549724 A CN202210549724 A CN 202210549724A CN 114799270 B CN114799270 B CN 114799270B
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000003754 machining Methods 0.000 title claims description 29
- 238000004080 punching Methods 0.000 claims abstract description 70
- 230000005540 biological transmission Effects 0.000 claims abstract description 56
- 239000000463 material Substances 0.000 claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 238000012545 processing Methods 0.000 claims abstract description 37
- 230000002093 peripheral effect Effects 0.000 claims abstract description 27
- 238000003825 pressing Methods 0.000 claims description 30
- 238000003384 imaging method Methods 0.000 claims description 10
- 238000005553 drilling Methods 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 claims 3
- 238000013461 design Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012795 verification Methods 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
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
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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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/24—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves
- B23Q17/2428—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves for measuring existing positions of tools or workpieces
-
- 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
-
- 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
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
Abstract
The invention discloses a puncher for processing a VCT hole of a cam shaft and a using method of the puncher, and relates to the technical field of cam shaft processing. The invention comprises a case, wherein a processing table is fixedly arranged on the top surface of the case, a group of lifting pieces are fixedly arranged in the processing table, a lifting table is fixedly arranged at the top end of the group of lifting pieces, a self-locking motor is fixedly arranged at the axis position of the bottom surface of the lifting table, a material bearing rotating frame is rotatably connected to the inner wall of the lifting table, the output shaft end of the self-locking motor is fixedly connected with the material bearing rotating frame, a clamping shaft and two symmetrically arranged driven shafts are respectively rotatably connected to the inner wall of the material bearing rotating frame, and the peripheral side surfaces of the two driven shafts are in transmission connection with the clamping shaft. According to the invention, through the design of the clamping mechanism and the punching mechanism, the device can efficiently finish the VCT hole processing work during camshaft processing, and the double-station punching mechanism of the traditional punching machine is changed into a single-station punching mechanism on the basis of realizing the functions and effects of the traditional double-station punching mechanism.
Description
Technical Field
The invention belongs to the technical field of camshaft machining, and particularly relates to a puncher for machining a VCT hole of a camshaft and a using method of the puncher.
Background
In general, a variable camshaft phase adjuster is mounted at an end of a camshaft, and it is required to machine VCT holes at the end of the camshaft, that is, radial holes and axial holes are machined at the end of the camshaft, because the radial holes are plural and are arranged in a circumferential wall direction of the end of the camshaft, and there is an angle between two adjacent radial holes, and there is an axial distance between the radial holes, and the axial holes are plural and are required to pass through the radial holes, so that the conventional machining method of the VCT holes is a separate-step machining, that is, machining the radial holes or the axial holes first and then machining the axial holes or the radial holes at one station, and in machining the axial VCT holes, since the distribution of the axial holes is arranged in a circumferential direction, the conventional machining is a machining of one hole, that is, in advance, locating the axial holes on the camshaft, and then rotating the camshaft to locate the second axial hole for punching, and so on, but the conventional machining method has problems that: since the punching is performed after the camshaft is clamped, and after an axial hole is machined, the camshaft is required to be disassembled and rotated by a certain angle and then clamped and stabilized again, on the one hand, the machining efficiency is greatly reduced, on the other hand, after the camshaft is clamped again, the positioning standard of the camshaft is changed, positioning deviation is generated, so that errors are generated in the angle, the axial distance and the position between the holes, and the machining quality are influenced, in order to solve the problem, the patent document with the publication No. CN106180795A discloses a puncher for machining VCT holes of the camshaft, the camshaft is clamped in a tool through a machine head part and a clamping part, and the radial VCT holes on the outer peripheral wall of the end part of the camshaft are machined through a radial punching part capable of axially moving and radially moving, the axial punching part capable of axially moving and radially moving is used for processing the axial VCT holes at the end face of the end part of the camshaft, that is to say, the VCT holes at the end part of the camshaft can be processed on one station, so that the positioning deviation of secondary clamping is avoided, and the angle, the axial distance and the position degree between each VCT hole are ensured.
Disclosure of Invention
The invention aims to provide a puncher for processing a cam shaft VCT hole and a use method thereof, and solves the problems that the traditional puncher for processing the cam shaft VCT hole is high in manufacturing cost and inconvenient to realize accurate positioning during processing of a cam shaft body and quick station change during processing of the cam shaft body through the design of a clamping mechanism and a punching mechanism.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a perforating machine for processing a VCT hole of a cam shaft, which comprises a case, wherein a processing table is fixedly arranged on the top surface of the case, a group of lifting pieces are fixedly arranged in the processing table, a lifting table is fixedly arranged at the top end of the lifting pieces, a self-locking motor is fixedly arranged at the bottom surface axis position of the lifting table, a material bearing rotating frame is rotatably connected to the inner wall of the lifting table, an output shaft end of the self-locking motor is fixedly connected with the material bearing rotating frame, a clamping shaft and two symmetrically arranged driven shafts are respectively and rotatably connected to the inner wall of the material bearing rotating frame, two peripheral side surfaces of the driven shafts are respectively and rotatably connected with the clamping shaft, a transmission chuck is fixedly arranged at one end of the clamping shaft, a clamping strip is fixedly arranged on the surface of the transmission chuck, a first stepping motor is fixedly arranged on the back surface of the material bearing rotating frame, a transmission embedded pipe is fixedly arranged at one end of the first stepping motor, a clamping mechanism is arranged in the inner wall of the material bearing rotating frame, a clamping mechanism is clamped with the inner wall of the body of the clamping mechanism, a guide groove is fixedly connected to the inner wall of the cam shaft, a rotary ring is fixedly connected to the inner wall of the rotary table, and the inner wall of the guide groove is fixedly connected with the inner wall of the rotary ring is fixedly arranged on the rotary ring, and the inner wall of the guide groove is fixedly connected with the inner wall of the rotary ring is fixedly connected with the processing ring.
Preferably, the clamping mechanism comprises a group of driving pieces and a pressing beam arranged horizontally, the circumferential side surface of the pressing beam is in sliding connection with the material bearing rotating frame, the top ends of the driving pieces are fixedly connected with the pressing beam, the bottom ends of the driving pieces are fixedly connected with the material bearing rotating frame, and a plurality of positioning modules are in sliding connection with the circumferential side surface of the pressing beam.
Preferably, the positioning module comprises a lower clamping frame and an upper clamping frame, wherein the peripheral side surface of the lower clamping frame is in sliding connection with the material bearing spiral frame, the inner wall of the upper clamping frame is in sliding connection with the pressing beam, the internal thread of the upper clamping frame is connected with a locking knob matched with the pressing beam, the top surface of the lower clamping frame is fixedly provided with a guide pillar which is vertically arranged, the peripheral side surface of the guide pillar is in sliding connection with the upper clamping frame, the inner wall of the lower clamping frame is rotationally connected with two symmetrically arranged transmission clamping wheels, two transmission clamping wheels are fixedly arranged at the inner axis positions of the transmission clamping wheels, two symmetrically arranged follow-up clamping wheels are respectively matched with the inner wall of the sleeve, the shape of the transmission clamping pipe is a regular polygon, and the sleeve is of a hollow tubular structure with two open ends, and the shape of the inner cavity of the sleeve is matched with the shape of the transmission clamping pipe.
Preferably, the punching mechanism comprises a sliding seat, the periphery of sliding seat is connected with an outer guide groove in a sliding manner, a first conveying table is fixedly arranged on the top surface of the sliding seat, an axial moving table is connected with the surface of the first conveying table in a sliding manner, a screw rod driving module a connected with the axial moving table in a transmission manner is fixedly arranged in the first conveying table, a second conveying table is rotatably connected with the inner wall of the axial moving table, a second stepping motor is fixedly arranged in the inner wall of the first conveying table, the output shaft end of the second stepping motor is fixedly connected with the second conveying table, a punching seat is fixedly connected with the inner sliding manner of the second conveying table, a screw rod driving module b connected with the punching seat in a transmission manner is fixedly arranged in the second conveying table, and an execution assembly is arranged on the surface of the punching seat.
Preferably, the execution assembly comprises a punching motor, a drill rod, a 3D realization camera and a central control host, wherein one surface of the punching motor is fixedly connected with a punching seat, the output shaft end of the punching motor is fixedly connected with the drill rod, one surface of the 3D realization camera is fixedly connected with the punching seat, one surface of the central control host is fixedly connected with a processing table, and a port of the 3D realization camera is electrically connected with the central control host.
Preferably, the screw rod driving module a and the screw rod driving module b both comprise a driving motor and a screw rod, and the output shaft end of the driving motor is in transmission connection with the screw rod.
Preferably, the peripheral side surfaces of the clamping shafts are fixedly provided with transmission gears, the peripheral side surfaces of the two driven shafts are fixedly provided with driven gears meshed with the transmission gears, and the peripheral side surfaces of the rotary rings are fixedly provided with driven bevel gear rings matched with the transmission motors.
Preferably, the material bearing rotating frame is of an L-shaped structure, an inner guide groove is fixedly formed in the lifting table, a limiting guide roller is rotatably connected to the bottom surface of the material bearing rotating frame, and the peripheral side surface of the limiting guide roller is slidably connected with the inner guide groove.
Preferably, the outer guide groove and the inner guide groove are both arc-shaped structures, the inner guide groove is arranged on the inner side of the outer guide groove, and the arc center of the outer guide groove and the arc center of the inner guide groove are located on the same point.
Preferably, a method for using a punch for machining a VCT hole of a camshaft includes the steps of:
SS001, material loading: before processing, under the action of a driving piece, the driving piece fully lifts the pressing beam, and then the camshaft body is placed between an upper clamping frame and a lower clamping frame, wherein after the camshaft body is placed, a bayonet at the tail of the camshaft body is clamped with a clamping strip, the end part of the camshaft body is in a naked state, after the camshaft body is initially placed, the positions of the positioning modules are respectively adjusted by rotating a locking knob, after the positions of the positioning modules are adjusted, the driving clamping wheel and the follow-up clamping wheel in the positioning modules are attached to the protruding parts on the camshaft body, after the attaching, the locking knob is locked, so that the driving clamping wheel and the follow-up clamping wheel effectively initially limit the camshaft body, after the preliminary limiting is finished, the driving piece drives the pressing beam to move down sufficiently, and then the camshaft body is tightly pressed between the driving clamping wheel and the follow-up clamping wheel;
SS002, punching operation: during punching operation, an included angle between the material bearing rotating frame and the punching mechanism can be controlled through a self-locking motor, the axial drilling position of a drill rod can be controlled through a screw rod driving module a, the longitudinal drilling position of the drill rod can be controlled through a screw rod driving module b, the radial machining position of a camshaft body can be changed through control of a lifting piece, when the machining position of the camshaft body needs to be changed, a first stepping motor works according to the set program in the central control host, during punching operation, a 3D (three-dimensional) camera performs real-time three-dimensional scanning on the machined position of the camshaft body, a user corrects the working state and an output instruction of the central control host according to the three-dimensional imaging of the 3D camera, the central control host performs characteristic point identification and position matching of the camshaft body according to the three-dimensional imaging data of the 3D camera, and the central control host simultaneously performs real-time recording and backup on the three-dimensional imaging data of the 3D camera.
The invention has the following beneficial effects:
according to the invention, through the design of the clamping mechanism and the punching mechanism, the device can efficiently finish the VCT hole processing work during camshaft processing, the double-station punching mechanism of the traditional punching machine is changed into a single-station punching mechanism on the basis of realizing the functions and effects of the traditional double-station punching mechanism, and when the device works, the punching mechanism in the punching machine can realize the multi-position and multi-station punching purpose of the punching mechanism through the rapid switching of the stations and the processing angles, and the production and manufacturing cost of the punching machine can be effectively reduced through the realization of the technical effects, and the camshaft workpiece can finish the processing work of the multi-directional hole without repeated clamping during punching operation.
According to the invention, through the station changeable design of the clamping mechanism and the station changeable design of the punching mechanism, on one hand, the three-way and space drilled positions of the camshaft body can be conveniently and quickly switched, on the other hand, through the design of the clamping mechanism, the multi-point limiting of the camshaft body and the station rotating switching operation of the camshaft body can be effectively completed, the stability of the camshaft body when being processed is effectively improved through the realization of the clamping effect, and the feedback logic matching design of the camera and the central control host is realized through 3D, the real-time verification and position correction of the drilled positions can be carried out in the punching process, so that the yield of the punching machine when punching is improved.
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 present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a punch for machining VCT bores of a camshaft;
FIG. 2 is a schematic view of the structure of the chassis, the outer guide channel and the first transfer table;
FIG. 3 is a schematic view of the structure of the lift table, self-locking motor and camshaft body;
FIG. 4 is a schematic view of the structure of the material bearing rotating frame, the locking knob and the pressing beam;
FIG. 5 is a schematic view of the structure of the driven shaft and the drive tube;
FIG. 6 is a schematic diagram of a positioning module;
FIG. 7 is a schematic view of the structure of the spin ring and the second transfer table;
fig. 8 is a schematic structural view of the screw driving module b and the slide;
fig. 9 is a schematic structural view of the punching motor;
fig. 10 is a schematic structural view of the camshaft body.
In the drawings, the list of components represented by the various numbers is as follows:
1. a chassis; 2. a processing table; 3. a lifting member; 4. a lifting table; 5. a self-locking motor; 6. a material bearing rotating frame; 7. a clamping shaft; 8. a driven shaft; 9. a drive chuck; 10. clamping strips; 11. a first stepping motor; 12. driving embedded pipes; 13. an inner guide groove; 14. a camshaft body; 15. a rotating ring; 16. a drive motor; 17. an outer guide groove; 18. a driving member; 19. pressing a beam; 20. a positioning module; 21. a lower clamping frame; 22. an upper clamping frame; 23. a locking knob; 24. a guide post; 25. a transmission clamping wheel; 26. a sleeve; 27. a follow-up clamping wheel; 28. a slide; 29. a first conveying table; 30. an axial moving stage; 31. a screw rod driving module a; 32. a second conveying table; 33. a second stepping motor; 34. a punching seat; 35. a screw rod driving module b; 36. a punching motor; 37. 3D realizes the camera; 38. and the central control host.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-10, the present invention is a hole puncher for processing VCT holes of a camshaft, including a chassis 1, a set of pads are installed on a bottom surface of the chassis 1, a storage drawer is fixedly provided in the chassis 1, an auxiliary power mechanism for supporting the operation of the hole puncher is installed in the storage drawer, a processing table 2 is fixedly installed on a top surface of the chassis 1, a set of lifting members 3 is fixedly installed in the processing table 2, a lifting table 4 is fixedly installed on a top end of the set of lifting members 3, the lifting members 3 may be lifting push rods, and the lifting members 3 are configured to change a height of the lifting table 4, thereby changing a drilled position of the camshaft body 14;
the self-locking motor 5 is fixedly arranged at the axis position of the bottom surface of the lifting table 4, the inner wall of the lifting table 4 is rotationally connected with the material bearing rotating frame 6, the output shaft end of the self-locking motor 5 is fixedly connected with the material bearing rotating frame 6, and the self-locking motor 5 has the function of changing the laying station of the material bearing rotating frame 6 and then changing the machined surface of the camshaft body 14;
the material bearing rotating frame 6 is of an L-shaped structure, an inner guide groove 13 is fixedly formed in the lifting table 4, the bottom surface of the material bearing rotating frame 6 is rotationally connected with a limiting guide roller, the peripheral side surface of the limiting guide roller is in sliding connection with the inner guide groove 13, and the inner guide groove 13 is used for effectively limiting and guiding the material bearing rotating frame 6;
the inner wall of the material bearing rotating frame 6 is respectively and rotatably connected with a clamping shaft 7 and two symmetrically arranged driven shafts 8, the peripheral sides of the two driven shafts 8 are in transmission connection with the clamping shaft 7, the peripheral sides of the clamping shaft 7 are fixedly provided with transmission gears, and the peripheral sides of the two driven shafts 8 are fixedly provided with driven gears meshed with the transmission gears;
the clamping device comprises a clamping shaft 7, a clamping strip 10, a transmission chuck 9, a first stepping motor 11, a clamping strip 10, a clamping groove, a first stepping motor 11, a second stepping motor 11, a first stepping motor and a second stepping motor, wherein the clamping chuck 9 is fixedly arranged at one end of the clamping shaft 7;
the transmission embedded pipe 12 is fixedly installed at one end of each driven shaft 8, the transmission embedded pipe 12 is regular polygon in shape, a clamping mechanism is installed in the material bearing rotating frame 6, the inner wall of the clamping mechanism is clamped with the cam shaft body 14, the inner wall of the processing table 2 is rotationally connected with the rotary ring 15, the back surface of the processing table 2 is fixedly installed with the transmission motor 16 which is in transmission connection with the rotary ring 15, the peripheral side surface of the rotary ring 15 is fixedly installed with the driven conical gear ring which is matched with the transmission motor 16, the outer guide groove 17 is fixedly arranged in the processing table 2, a punching mechanism is connected with the inner wall of the outer guide groove 17 in a sliding mode, and the bottom surface of the punching mechanism is fixedly connected with the rotary ring 15.
The clamping mechanism comprises a group of driving members 18 and a pressing beam 19 which is horizontally arranged, the peripheral side surface of the pressing beam 19 is in sliding connection with the material bearing rotating frame 6, the top ends of the group of driving members 18 are fixedly connected with the pressing beam 19, the bottom ends of the group of driving members 18 are fixedly connected with the material bearing rotating frame 6, the peripheral side surface of the pressing beam 19 is in sliding connection with a plurality of positioning modules 20, the body of the driving member 18 is an electric push rod, and the driving member 18 is used for changing the pressure and the arrangement position of the pressing beam 19.
The positioning module 20 comprises a lower clamping frame 21 and an upper clamping frame 22 respectively, the peripheral side surface of the lower clamping frame 21 is in sliding connection with the material bearing rotating frame 6, the inner wall of the upper clamping frame 22 is in sliding connection with the pressing beam 19, the inner thread of the upper clamping frame 22 is connected with a locking knob 23 matched with the pressing beam 19, and the locking knob 23 is used for limiting the position of the upper clamping frame 22 on the pressing beam 19;
the top surface fixed mounting of lower press from both sides frame 21 has the guide pillar 24 of vertical setting, the cross section of guide pillar 24 is T shape, the week side of guide pillar 24 and last press from both sides frame 22 sliding connection, the inner wall of lower press from both sides frame 21 rotates and is connected with the transmission pinch roller 25 that two symmetries set up, the inside axis position of two transmission pinch roller 25 is fixed mounting has sleeve pipe 26, sleeve pipe 26 is both ends open-ended hollow tubular structure and the inner chamber shape of sleeve pipe 26 and the shape adaptation of transmission embedded pipe 12, the inner wall of two sleeve pipes 26 cooperates with two transmission embedded pipes 12 respectively, the inner wall rotation of last press from both sides frame 22 is connected with the follow-up pinch roller 27 of two symmetries set up, the periphery side of transmission pinch roller 25 and follow-up pinch roller 27 all wraps up the rubber packing, the fixed surface of rubber packing is provided with the friction line.
The punching mechanism comprises a sliding seat 28, the peripheral side surface of the sliding seat 28 is in sliding connection with an outer guide groove 17, a first conveying table 29 is fixedly arranged on the top surface of the sliding seat 28, an axial moving table 30 is slidably connected to the surface of the first conveying table 29, a screw rod driving module a31 in transmission connection with the axial moving table 30 is fixedly arranged in the first conveying table 29, a second conveying table 32 is rotatably connected to the inner wall of the axial moving table 30, a second stepping motor 33 is fixedly arranged in the inner wall of the first conveying table 29, an output shaft end of the second stepping motor 33 is fixedly connected with the second conveying table 32, a punching seat 34 is fixedly connected to the inner side of the second conveying table 32, a screw rod driving module b35 in transmission connection with the punching seat 34 is fixedly arranged in the second conveying table 32, and an executing assembly is arranged on the surface of the punching seat 34.
The screw rod driving module a31 and the screw rod driving module b35 comprise a driving motor and a screw rod, and the output shaft end of the driving motor is in transmission connection with the screw rod;
the execution assembly comprises a punching motor 36, a drill rod, a 3D implementation camera 37 and a central control host 38, wherein one surface of the punching motor 36 is fixedly connected with the punching seat 34, the output shaft end of the punching motor 36 is fixedly connected with the drill rod, one surface of the 3D implementation camera 37 is fixedly connected with the punching seat 34, one surface of the central control host 38 is fixedly connected with the processing table 2, and a port of the 3D implementation camera 37 is electrically connected with the central control host 38.
The image recognition software is arranged in the central control host 38, when the central control host 38 works, signals acquired by the 3D realization camera 37 are transmitted into the image recognition software in real time, the image recognition software searches for characteristic points and marks positions of the images, after searching and marking, the central control host 38 can calculate the position difference between the drill rod and the characteristic points and the positions of the marks through a built-in algorithm, and after the central control host 38 calculates the position difference, auxiliary correction work during drilling can be carried out;
the outer guide groove 17 and the inner guide groove 13 are of arc-shaped structures, the inner guide groove 13 is arranged on the inner side of the outer guide groove 17, and the arc center of the outer guide groove 17 and the arc center of the inner guide groove 13 are on the same point.
A method of using a punch for machining a VCT bore of a camshaft, comprising the steps of:
SS001, material loading: before processing, under the action of a driving piece 18, the driving piece 18 fully lifts a pressing beam 19, after the pressing beam 19 is fully lifted, a camshaft body 14 is placed between an upper clamping frame 22 and a lower clamping frame 21, wherein after the camshaft body 14 is placed, a bayonet at the tail of the camshaft body 14 is clamped with a clamping strip 10, the end part of the camshaft body 14 is in a naked state when being punched, after the camshaft body 14 is initially placed, the positions of positioning modules 20 are respectively adjusted through rotating a locking knob 23, after the positions of the positioning modules 20 are adjusted, a transmission clamping wheel 25 and a follow-up clamping wheel 27 in the positioning modules 20 are attached to a protruding part on the camshaft body 14, after attaching, the locking knob 23 is locked, so that the transmission clamping wheel 25 and the follow-up clamping wheel 27 effectively and primarily limit the camshaft body 14, after primary limiting, the driving piece 18 drives the pressing beam 19 to fully move downwards, and then the camshaft body 14 is tightly pressed between the transmission clamping wheel 25 and the follow-up clamping wheel 27;
SS002, punching operation: during punching operation, a set control program is input into the central control host 38, the material bearing rotating frame 6 and the punching mechanism work in a set state according to an internal program of the central control host 38, an included angle between the material bearing rotating frame 6 and the punching mechanism can be controlled through the self-locking motor 5, an axial drilling position of a drill rod can be controlled through the screw rod driving module a31, a longitudinal drilling position of the drill rod can be controlled through the screw rod driving module b35, a radial machining position of the camshaft body 14 can be changed through control of the lifting piece 3, when the machining position of the camshaft body 14 needs to be changed, the first stepping motor 11 works according to the set program in the central control host 38, during punching operation, the 3D realizes real-time three-dimensional scanning of the machined position of the camshaft body 14 by the camera 37, a user corrects the working state and an output instruction of the central control host 38 according to three-dimensional imaging of the 3D realization camera 37, the central control host 38 performs characteristic point identification and position matching of the camshaft body 14 according to three-dimensional imaging data of the 3D realization camera 37, and the central control host 38 simultaneously performs three-dimensional imaging data recording and real-time recording of the three-dimensional imaging data of the 3D realization camera 37.
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 present 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 preferred embodiments of the invention disclosed above are intended only to assist in the explanation of 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. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (5)
1. The utility model provides a puncher for processing camshaft VCT hole, includes quick-witted case (1), the top surface fixed mounting of machine case (1) has processing platform (2), its characterized in that, the inside fixed mounting of processing platform (2) has a set of lifter (3), a set of lifter (3) top fixed mounting has elevating platform (4), the bottom surface axis position fixed mounting of elevating platform (4) has self-locking motor (5), the inner wall rotation of elevating platform (4) is connected with and holds material spiral shell frame (6), the output axle head and the material spiral shell frame (6) fixed connection of self-locking motor (5), the inner wall of holding material spiral shell frame (6) is rotated respectively and is connected with clamp axle (7) and two driven shafts (8) of symmetry setting, two the week side of driven axle (8) all is connected with clamp axle (7) transmission, the one end fixed mounting of clamp axle (7) has transmission chuck (9), the surface fixed mounting of transmission chuck (9) has cassette (10), the back motor of holding material spiral shell frame (6) is connected with hold material spiral shell frame (6), first (11) and step-by step motor (8) are installed to the fixed mounting of step-by step motor (6), the inner wall of the clamping mechanism is clamped with a camshaft body (14), the inner wall of the processing table (2) is rotationally connected with a rotary ring (15), the back of the processing table (2) is fixedly provided with a transmission motor (16) which is in transmission connection with the rotary ring (15), the inside of the processing table (2) is fixedly provided with an outer guide groove (17), the inner wall of the outer guide groove (17) is slidably connected with a punching mechanism, the bottom surface of the punching mechanism is fixedly connected with the rotary ring (15),
the clamping mechanism comprises a group of driving pieces (18) and a pressing beam (19) which is horizontally arranged, the peripheral side surface of the pressing beam (19) is in sliding connection with a material bearing rotating frame (6), a group of the driving pieces (18) are fixedly connected with the pressing beam (19), a group of the driving pieces (18) are fixedly connected with the material bearing rotating frame (6) at the bottom end, a plurality of positioning modules (20) are slidably connected with the peripheral side surface of the pressing beam (19), the positioning modules (20) respectively comprise a lower clamping frame (21) and an upper clamping frame (22), the peripheral side surface of the lower clamping frame (21) is in sliding connection with the material bearing rotating frame (6), the inner wall of the upper clamping frame (22) is in sliding connection with the pressing beam (19), locking knobs (23) matched with the pressing beam (19) are connected with internal threads of the upper clamping frame (22), guide columns (24) which are vertically arranged are fixedly arranged on the top surface of the lower clamping frame (21), the peripheral side surfaces of the guide columns (24) are in sliding connection with the upper clamping frame (22), two transmission sleeves (26) are symmetrically arranged on the inner walls (26) of the two transmission sleeves (25) respectively, two transmission sleeves (25) are fixedly connected with the two transmission sleeves (26) respectively, the inner wall of the upper clamping frame (22) is rotationally connected with two follow-up clamping wheels (27) which are symmetrically arranged, the shape of the transmission embedded pipe (12) is a regular polygon, the sleeve (26) is a hollow tubular structure with two open ends, the shape of the inner cavity of the sleeve (26) is matched with the shape of the transmission embedded pipe (12),
the punching mechanism comprises a sliding seat (28), the peripheral side surface of the sliding seat (28) is in sliding connection with an outer guide groove (17), a first conveying table (29) is fixedly arranged on the top surface of the sliding seat (28), an axial moving table (30) is slidably connected with the surface of the first conveying table (29), a screw rod driving module a (31) in transmission connection with the axial moving table (30) is fixedly arranged in the first conveying table (29), a second conveying table (32) is rotatably connected with the inner wall of the axial moving table (30), a second stepping motor (33) is fixedly arranged on the inner wall of the first conveying table (29), the output shaft end of the second stepping motor (33) is fixedly connected with the second conveying table (32), a punching seat (34) is slidably connected with the inner part of the second conveying table (32), a screw rod driving module b (35) in transmission connection with the punching seat (34) is fixedly arranged in the inner part of the second conveying table (32), an executing assembly is arranged on the surface of the punching seat (34), and comprises a punching motor (36), a second stepping motor (33) and a drill rod control motor (36) and a drill rod (36) in fixed connection with the output shaft end (36) of the main machine (38), one surface of the 3D realization camera (37) is fixedly connected with the punching seat (34), one surface of the central control host (38) is fixedly connected with the processing table (2), a port of the 3D realization camera (37) is electrically connected with the central control host (38), the lead screw driving module a (31) and the lead screw driving module b (35) respectively comprise a driving motor and a lead screw, and an output shaft end of the driving motor is connected with the lead screw in a transmission way.
2. The hole puncher for machining VCT holes of cam shafts according to claim 1, characterized in that a transmission gear is fixedly mounted on the peripheral side surfaces of the clamping shafts (7), driven gears meshed with the transmission gears are fixedly mounted on the peripheral side surfaces of the two driven shafts (8), and driven bevel gear rings matched with the transmission motor (16) are fixedly mounted on the peripheral side surfaces of the rotary rings (15).
3. The perforating machine for machining VCT holes of a camshaft according to claim 1, characterized in that the material bearing rotating frame (6) is of an L-shaped structure, an inner guide groove (13) is fixedly formed in the lifting table (4), a limiting guide roller is rotatably connected to the bottom surface of the material bearing rotating frame (6), and the peripheral side surface of the limiting guide roller is slidably connected with the inner guide groove (13).
4. A punch for machining VCT holes of cam shaft according to claim 3, characterized in that the outer guide groove (17) and the inner guide groove (13) are each of circular arc structure, the inner guide groove (13) is disposed inside the outer guide groove (17) and the arc center of the outer guide groove (17) is on the same point as the arc center of the inner guide groove (13).
5. A method of using a punch for machining VCT holes in a camshaft according to any one of claims 1-4, comprising the steps of:
SS001, material loading: before machining operation, under the action of a driving piece (18), the driving piece (18) fully lifts a pressing beam (19), after the pressing beam (19) is fully lifted, a cam shaft body (14) is placed between an upper clamping frame (22) and a lower clamping frame (21), after the cam shaft body (14) is placed, a bayonet at the tail of the cam shaft body (14) is clamped with a clamping strip (10), the end part of the cam shaft body (14) is in a naked state to be punched, after the cam shaft body (14) is initially placed, the positions of positioning modules (20) are respectively adjusted through rotation of a locking knob (23), after the positions of the positioning modules (20) are adjusted, a transmission clamping wheel (25) and a follow-up clamping wheel (27) in each positioning module (20) are attached to a protruding part on the cam shaft body (14), after attaching, the locking knob (23) is locked, so that the transmission clamping wheel (25) and the follow-up clamping wheel (27) effectively and initially limit the cam shaft body (14), after the driving piece (18) drives the pressing beam (19) to move, and after the transmission clamping wheel (25) is fully moved between the lower clamping beam (14) and the cam shaft body (14);
SS002, punching operation: during punching operation, a set control program is input into a central control host (38), a material bearing rotating frame (6) and a punching mechanism work according to the internal program of the central control host (38) in a set state, an included angle between the material bearing rotating frame (6) and the punching mechanism can be controlled through a self-locking motor (5), the axial drilling position of a drill rod can be controlled through a screw rod driving module a (31), the longitudinal drilling position of the drill rod can be controlled through a screw rod driving module b (35), the radial machining position of a camshaft body (14) can be changed through control of a lifting piece (3), when the machining position of the camshaft body (14) needs to be changed, a first stepping motor (11) works according to the set program in the central control host (38), during punching operation, a 3D realization camera (37) performs real-time three-dimensional scanning on the machined position of the camshaft body (14), a user corrects the working state and an output instruction of the central control host (38) according to the three-dimensional imaging of the 3D realization camera (37), and simultaneously performs real-time three-dimensional image recording of the three-dimensional imaging data of the camshaft body (37) and the three-dimensional imaging data of the camera body (37) and the camera body (37) is matched with the real-time data.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210549724.6A CN114799270B (en) | 2022-05-20 | 2022-05-20 | Perforating machine for machining VCT holes of cam shaft and using method of perforating machine |
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| CN202210549724.6A CN114799270B (en) | 2022-05-20 | 2022-05-20 | Perforating machine for machining VCT holes of cam shaft and using method of perforating machine |
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