CN110625157A - High-precision cylinder head camshaft hole rotating machine - Google Patents
High-precision cylinder head camshaft hole rotating machine Download PDFInfo
- Publication number
- CN110625157A CN110625157A CN201910950613.4A CN201910950613A CN110625157A CN 110625157 A CN110625157 A CN 110625157A CN 201910950613 A CN201910950613 A CN 201910950613A CN 110625157 A CN110625157 A CN 110625157A
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- China
- Prior art keywords
- hole
- lubricating
- base
- spraying
- copper sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000001050 lubricating effect Effects 0.000 claims abstract description 83
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 57
- 229910052802 copper Inorganic materials 0.000 claims abstract description 57
- 239000010949 copper Substances 0.000 claims abstract description 57
- 238000005507 spraying Methods 0.000 claims abstract description 56
- 239000002173 cutting fluid Substances 0.000 claims abstract description 30
- 239000007921 spray Substances 0.000 claims abstract description 26
- 239000012530 fluid Substances 0.000 claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims description 69
- 238000004140 cleaning Methods 0.000 claims description 17
- 230000001360 synchronised effect Effects 0.000 claims description 11
- 238000011084 recovery Methods 0.000 claims description 9
- 230000001174 ascending effect Effects 0.000 claims 1
- 238000003754 machining Methods 0.000 abstract description 18
- 238000005520 cutting process Methods 0.000 abstract description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 5
- 229910052782 aluminium Inorganic materials 0.000 abstract description 5
- 238000005299 abrasion Methods 0.000 abstract description 4
- 238000013021 overheating Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 12
- 238000001514 detection method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 241000227287 Elliottia pyroliflora Species 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002441 reversible 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
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/36—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission in which a servomotor forms an essential element
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
- B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
-
- 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
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The high-precision cylinder cover camshaft hole rotary machine comprises a machine frame, wherein a sliding seat and a base are arranged on the machine frame, a boring cutter conveying and operating device is arranged on the sliding seat, and a cylinder cover conveying and pressing device and a cutting fluid spraying and lubricating device are arranged on the base. The bearing is changed into the copper sleeve, the lubricating groove and the lubricating hole are formed in the copper sleeve, high-pressure cutting fluid is conveyed into the lubricating groove from the lubricating hole, the cutting fluid is always arranged in the lubricating groove in the inner wall of the copper sleeve, the copper sleeve and the boring cutter matched with the copper sleeve are well lubricated, abrasion of the position is reduced, machining precision is high, the spraying fluid conveying hole conveys the low-pressure high-flow cutting fluid through a spraying head in a spraying seat to externally spray machining positions of the boring cutter, the blade and a camshaft hole of a cylinder cover, aluminum cuttings after machining can be timely cleaned, the machined positions can be effectively cooled, overheating expansion of the machined positions is avoided, and machining precision is affected.
Description
Technical Field
The invention relates to a high-precision rotating machine for a camshaft hole of a cylinder cover, and belongs to the field of cylinder cover machining equipment.
Background
The camshaft is a component in the piston engine and is used for controlling the opening and closing actions of the valve, a camshaft hole is formed in a cylinder cover of the engine and is matched with the camshaft, and therefore the coaxiality and the precision of machining of the camshaft hole are high. The existing cylinder head camshaft hole rotary machine has the following defects: the bearing seat is arranged on the base, the bearing is arranged in the bearing seat, the boring cutter penetrates through the bearing, the boring cutter is in rotary fit with the bearing when in work, lubricating liquid cannot be introduced into the bearing due to the adoption of a bearing structure, the lubricating liquid can only be sprayed outside the bearing, the lubricating effect is poor, after the boring cutter rotates for a long time, the boring cutter and the bearing are easy to generate heat and wear, the machining precision of the boring cutter is influenced after the boring cutter and the bearing are worn, and the replacement cost of parts is improved by replacing the boring cutter and the bearing regularly; secondly, the cylinder cover is directly placed on the base at the processing position by workers, and the cylinder cover is directly placed due to the fact that the chassis, the support and other structures are arranged on the periphery of the base, so that the cylinder cover is inconvenient to place, the labor intensity of the workers is improved, and the processing efficiency is reduced; and thirdly, after the cylinder cover is placed, a detection device is not arranged, whether the cylinder cover is placed in place or not can be observed only by a worker, and if the cylinder cover is not placed in place or placed snugly, machining is affected, so that machined workpieces are scrapped.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides the high-precision cylinder cover camshaft hole rotating machine which has the advantages of good lubricating effect, small machining abrasion, prolonged service life of parts, high machining precision, convenience in workpiece placement, reduction in labor intensity of workers, improvement in production efficiency and automatic detection of the workpiece placement position.
The technical scheme of the high-precision cylinder cover camshaft hole rotary machine is as follows: the machine comprises a rack, wherein a sliding seat and a base are arranged on the rack, a boring cutter conveying and operating device is arranged on the sliding seat, and a cylinder cover conveying and pressing device and a cutting fluid spraying and lubricating device are arranged on the base;
the boring cutter conveying and operating device comprises a sliding table, the sliding table is in sliding fit with the sliding base, a first servo motor is arranged on one side of the sliding base, an output shaft of the first servo motor is connected with a screw rod, a nut is arranged below the sliding table, a threaded hole is formed in the nut, the screw rod is matched with the threaded hole, a second servo motor and a power head are arranged on the sliding table, an output shaft of the second servo motor is connected with a driving wheel, a front cutter shaft and a rear cutter shaft are arranged in the power head, one end of each cutter shaft is connected with a synchronous wheel, a synchronous belt is connected between the synchronous wheel and the driving wheel, a boring cutter is arranged at;
the cylinder cover conveying and compressing device comprises a support, the support is fixed with a base, an upper oil cylinder is arranged at the upper end of the support, a piston rod of the upper oil cylinder penetrates through the support to be connected with a lower oil cylinder, a piston rod of the lower oil cylinder is connected with an upper lifting plate, the upper lifting plate is connected with a lower lifting plate through a support rod, a pressing plate is arranged below the upper lifting plate, a front-back moving cylinder and a front-back sliding rail are arranged on the lower lifting plate, a front-back sliding plate is arranged on the front-back sliding rail, a piston rod of the front-back moving cylinder is connected with the front-back sliding plate, a sliding plate positioning pin and a sliding;
the cutting fluid spraying and lubricating device comprises a base, wherein the base is fixed with the base, a spraying fluid conveying hole and a cleaning lubricating fluid conveying hole are formed in the base, a limiting seat, a base positioning pin, a copper sleeve seat and a spraying seat are arranged on the base, the limiting seat and the base positioning pin are in positioning fit with a cylinder cover, a copper sleeve is arranged in the copper sleeve seat, a blade groove and a lubricating groove are formed in the inner wall of the copper sleeve, a boring cutter is matched with the copper sleeve, the blade penetrates through the copper sleeve through the blade groove, a lubricating hole is formed in the lubricating groove, a communicated lubricating hole is formed in the copper sleeve seat, the lubricating hole is communicated with the cleaning lubricating fluid conveying hole in the base, a spraying cam is arranged on the spraying seat, the spraying cam corresponds to the blade of the boring cutter and a shaft hole in the cylinder cover, and the spraying head is communicated with the spraying fluid.
The invention discloses a high-precision cylinder cover camshaft hole rotary machine, when in work, a worker firstly puts a cylinder cover on a front sliding plate and a rear sliding plate, a positioning hole at the lower end of the cylinder cover is in positioning fit with a positioning pin of the sliding plate on the front sliding plate and the rear sliding plate, then a piston rod of a front-rear moving cylinder drives the front sliding plate and the rear sliding plate to move backwards along the front-rear sliding rail to the upper part of a cutting fluid spraying lubricating device, at the moment, a piston rod of an upper cylinder drives a lower cylinder, an upper lifting plate, a supporting rod, a lower lifting plate, a pressing plate, the front-rear moving cylinder, the front-rear sliding plate and the cylinder cover to move downwards together, so that the cylinder cover is put downwards on a limiting seat of the cutting fluid spraying lubricating device, the positioning hole at the lower end of the cylinder cover is in positioning fit with a positioning pin of a, the first servo motor of the boring cutter conveying and operating device drives a screw rod to rotate, the screw rod is matched with a threaded hole of a nut to drive the nut and a sliding table to move rightwards together, the sliding table drives a second servo motor, a power head, a cutter shaft, a boring cutter and a blade to move rightwards together, the boring cutter and the blade penetrate through a copper sleeve of a copper sleeve seat and a camshaft hole of a cylinder cover, the blade can smoothly penetrate through the copper sleeve and the camshaft hole of the copper sleeve seat due to the fact that a blade groove is formed in the copper sleeve, the lower oil cylinder drives a pressing plate and the cylinder cover to move upwards by 1 mm-1.5 mm, the blade can smoothly penetrate through the camshaft hole of the cylinder cover, after feeding is completed, a piston rod of the lower oil cylinder pushes the pressing plate downwards, the cylinder cover is driven by the pressing plate to move downwards by 1 mm-1.5 mm, the cylinder cover is tightly pressed on a limiting seat of a base, The cutter shaft, the boring cutter and the blades rotate, the blades are driven by the reverse rotation of the first servo motor to gradually move back, the rotating blades are enabled to process the inner wall of a camshaft hole of a cylinder cover, five groups of blades process 5 camshaft holes, staggered processing is adopted during processing, wherein 1 group of blades, 3 group of blades, 5 group of blades are closer to No. 1 camshaft holes, 3 group of blades, 5 group of blades are slightly far away from No. 2 camshaft holes, 4 group of blades are slightly far away from No. 4 camshaft holes, therefore, the No. 1 group of blades, 3 group of blades, 5 group of blades process the No. 1 camshaft holes, 3 group of blades, 5 group of blades process the No. 2 camshaft holes, 4 group of blades process the No. 4 camshaft holes, cutting fluid is input into a spraying fluid conveying hole and a cleaning lubricating fluid conveying hole of a base during processing, low-pressure cutting fluid is input into the spraying fluid conveying hole, the spraying fluid conveying hole is communicated with a spraying head in a spraying seat, and low-pressure large-flow cutting, The machining part of the camshaft hole of the blade and the cylinder cover is sprayed externally, high-pressure cutting fluid is input into a cleaning and lubricating fluid conveying hole, the cleaning and lubricating fluid conveying hole is communicated with the copper sleeve seat and the copper sleeve, the high-pressure cutting fluid is input into a lubricating groove through the lubricating hole of the copper sleeve to lubricate the contact part of the inner wall of the copper sleeve and the blade until machining is completed, finally, a first servo motor drives all parts of the boring cutter conveying and operating device to reset, the camshaft hole of the cylinder cover is withdrawn, the upper cylinder drives the cylinder cover to convey the pressing device and the machined cylinder cover to move upwards, so that the cylinder cover is separated from the limiting seat and the base positioning pin, the front sliding plate and the cylinder cover are driven by the front-back moving cylinder to convey to the initial position, a workpiece is taken by a worker, and the next. According to the scheme, a spraying liquid conveying hole and a cleaning lubricating liquid conveying hole are formed in a base, a bearing is changed into a copper sleeve, a lubricating groove and a lubricating hole are formed in the copper sleeve, the lubricating hole is communicated with the cleaning lubricating liquid conveying hole, high-pressure cutting liquid can be conveyed into the lubricating groove from the lubricating hole, so that the cutting liquid is always contained in the lubricating groove in the inner wall of the copper sleeve, the copper sleeve and a boring cutter matched with the copper sleeve are well lubricated, abrasion of the position is reduced, the machining precision is high, the spraying liquid conveying hole conveys low-pressure large-flow cutting liquid through a spraying head in a spraying seat to externally spray the machining part of the camshaft hole of the boring cutter, a cutter blade and the cylinder cover, the machined aluminum cutting can be timely cleaned, the machined part can be effectively cooled, and the machined part is prevented from being overheated and expanded to influence the machining precision; the second, 1, 3, 5 groups of blades firstly process the No. 1, 3, 5 camshaft holes, and the second, 4 groups of blades then process the No. 2, 4 camshaft holes, and the staggered processing mode is adopted, so that the stress of the boring cutter can be reduced, the processing precision is improved, and the service life of the boring cutter is prolonged; and thirdly, the worker puts the cylinder cover on the front and rear sliding plates outside the machine, the cylinder cover conveying and compressing device can automatically convey the cylinder cover to a processing position, the worker puts and takes the parts more labor-saving, the part putting and taking efficiency is improved, and the labor intensity of the worker is reduced.
The invention relates to a high-precision cylinder cover camshaft hole rotating machine, wherein a base is provided with a gas delivery hole, a limiting seat is provided with a gas through hole and a spray hole, the gas through hole is communicated with the gas delivery hole, and the spray hole is communicated with a spray liquid delivery hole. The gas through hole is communicated with the gas delivery hole, one end of the gas delivery hole is connected to a gas delivery pipe, the gas delivery pipe is connected with a gas pump, high-pressure gas is delivered through the gas pump, the high-pressure gas is blown out through the gas through hole, the spray hole is communicated with the spray liquid delivery hole, one end of the spray liquid delivery hole is connected to a liquid delivery pipe, the liquid delivery pipe is connected with a water pump, high-pressure spray liquid is delivered through the water pump, when the cylinder cover is gradually placed on the limiting seat of the base, the spray liquid can wash away aluminum at the bottom of the cylinder cover to play a washing role, after the cylinder cover is placed, if the cylinder cover is matched with the limiting seat, the high-pressure gas cannot be blown out, the air pressure is stable, the cylinder cover is proved to be placed in place, if the cylinder cover is not matched with the limiting seat, the high-pressure gas can be blown out from a, the gas detection function is realized.
The inner wall of the copper sleeve is provided with 3 lubricating grooves, and lubricating holes are respectively arranged in the lubricating grooves. The 3 lubricating grooves and the lubricating holes spray lubricating liquid (namely cutting liquid) from three different angles, and the lubricating effect on the copper bush and the boring cutter is better.
The base and the base are respectively provided with a liquid discharge hole, the frame is provided with a liquid guide groove, the upper end of the liquid guide groove is communicated with the liquid discharge hole, one side of the liquid guide groove is connected with a liquid guide hopper, a recovery groove is arranged below the liquid guide hopper, and the liquid guide hopper corresponds to the recovery groove. The cutting fluid after spraying can flow to the accumulator through the drain hole, the liquid guide groove and the liquid guide hopper, and the accumulator filters the cutting fluid and then conveys the cutting fluid to the spraying fluid conveying hole and the cleaning lubricating fluid conveying hole of the base again, so that the processing cost is reduced.
The frame is provided with a case cover. With the case cover, the impurities can be reduced, the cutting fluid can be prevented from being sprayed to the outside, and the processing environment is ensured.
The upper lifting plate is provided with a guide rod, the support is provided with a guide sleeve, and the guide rod is matched with the guide sleeve. The guide rod and the guide sleeve are arranged, so that the upper lifting plate and the lower lifting plate are guided, and the action accuracy is guaranteed.
Drawings
FIG. 1 is a perspective view of a high-precision cylinder head camshaft hole rotary machine provided with a machine box cover and a recovery tank;
FIG. 2 is a perspective view of the high precision cylinder head camshaft bore rotary machine of the present invention;
FIG. 3 is a schematic structural view of the high-precision cylinder head camshaft hole rotary machine of the present invention;
FIG. 4 is a perspective view of the boring cutter conveying and operating device arranged on the sliding base;
FIG. 5 is a perspective view of the cylinder head transfer clamp;
FIG. 6 is a schematic structural view of a cylinder head transfer press;
FIG. 7 is a perspective view of a cutting fluid spray lubrication apparatus;
FIG. 8 is a schematic structural view of a cutting fluid spray lubrication apparatus;
fig. 9 is a partially enlarged schematic view of a portion a of fig. 8.
Detailed Description
The invention relates to a high-precision cylinder head camshaft hole rotary machine, which comprises a frame 1, wherein a sliding seat 11 and a base 12 are arranged on the frame, a boring cutter conveying and operating device 2 is arranged on the sliding seat, and a cylinder head conveying and pressing device 4 and a cutting fluid spraying and lubricating device 6 are arranged on the base;
the boring cutter conveying and operating device 2 comprises a sliding table 20, the sliding table is in sliding fit with a sliding base 11, a first servo motor 21 is arranged on one side of the sliding base, an output shaft of the first servo motor is connected with a lead screw 31, a nut 32 is arranged below the sliding table, a threaded hole is formed in the nut, the lead screw is matched with the threaded hole, a second servo motor 22 and a power head 23 are arranged on the sliding table, an output shaft of the second servo motor is connected with a driving wheel 24, a front cutter shaft 25 and a rear cutter shaft 25 are arranged in the power head, one end of each cutter shaft is connected with a synchronous wheel 26, a synchronous belt 27 is connected between each synchronous wheel and the driving wheel, a boring cutter 28 is arranged at;
the cylinder cover conveying and pressing device 4 comprises a support 40, the support is fixed with a base 12, an upper oil cylinder 41 is arranged at the upper end of the support, a piston rod of the upper oil cylinder penetrates through the support to be connected with a lower oil cylinder 42, a piston rod of the lower oil cylinder is connected with an upper lifting plate 43, the upper lifting plate is connected with a lower lifting plate 45 through a support rod 44, a pressing plate 46 is arranged below the upper lifting plate, a front-back moving cylinder 47 and a front-back sliding rail 48 are arranged on the lower lifting plate, a front-back sliding plate 49 is arranged on the front-back sliding rail, the piston rod of the front-back moving cylinder is connected with the front-back sliding plate, a sliding plate positioning pin 50 and a sliding plate;
the cutting fluid spraying and lubricating device 6 comprises a base 61, the base is fixed with a base 12, a spraying fluid conveying hole and a cleaning lubricating fluid conveying hole are formed in the base, a limiting seat 62, a base positioning pin 63, a copper sleeve seat 64 and a spraying seat 65 are arranged on the base, the limiting seat 62 and the base positioning pin 63 are in positioning fit with a cylinder cover, a copper sleeve 66 is arranged in the copper sleeve seat 64, a blade groove 67 and a lubricating groove 68 are formed in the inner wall of the copper sleeve, a boring cutter 28 is matched with the copper sleeve, a blade 29 penetrates through the copper sleeve through the blade groove, a lubricating hole 69 is formed in the lubricating groove, a communicating lubricating hole is formed in the copper sleeve seat 64 and communicated with the cleaning lubricating fluid conveying hole in the base 61, a spraying head 70 is arranged on the spraying seat 65 and corresponds to the blade 29 of the boring cutter 28 and a camshaft hole in the cylinder cover, and the spraying head is communicated with the spraying fluid conveying hole.
The invention discloses a high-precision cylinder head camshaft hole rotating machine, when in work, a worker firstly puts a cylinder head on a front sliding plate 49 and a rear sliding plate 49, a positioning hole at the lower end of the cylinder head is in positioning fit with a sliding plate positioning pin 50 on the front sliding plate and the rear sliding plate, then a piston rod of a front-rear moving cylinder 47 drives the front sliding plate 49 to move backwards along a front-rear sliding rail 48 to the upper part of a cutting fluid spraying lubricating device 6, at the moment, a piston rod of an upper cylinder 41 drives a lower cylinder 42, an upper lifting plate 43, a supporting rod 44, a lower lifting plate 45, a pressing plate 46, a front-rear moving cylinder 47, a front-rear sliding rail 48, a front-rear sliding plate 49 and the cylinder head to move downwards together, so that the cylinder head is put downwards on a limiting seat 62 of the cutting fluid spraying lubricating device 6, the positioning hole at the lower end of the cylinder head is in positioning fit with a base positioning pin 63, at this moment, feeding is started, the first servo motor 21 of the boring cutter conveying and operating device 2 drives the screw rod 31 to rotate, the screw rod is matched with a threaded hole of the nut 32 to drive the nut 32 and the sliding table 20 to move rightwards together, the sliding table drives the second servo motor 22, the power head 23, the cutter shaft 25, the boring cutter 28 and the blade 29 to move rightwards together, so that the boring cutter 28 and the blade 29 penetrate through a copper sleeve 66 of a copper sleeve seat 64 and a camshaft hole of a cylinder cover, as the blade groove 67 is formed in the copper sleeve 66, the blade 29 can smoothly penetrate through the copper sleeve 66, the lower oil cylinder 41 drives the pressing plate 46 and the cylinder cover to move upwards by 1 mm-1.5 mm, the blade 29 can smoothly penetrate through the camshaft hole of the cylinder cover, after feeding is completed, a piston rod of the lower oil cylinder 41 pushes the pressing plate 46 downwards, the cylinder cover drives the cylinder cover to move downwards by 1 mm-1.5 mm, the cylinder cover is tightly, at the moment, the second servo motor 22 starts to work and drives the driving wheel 24 to rotate, the driving wheel drives the synchronous wheel 26, the cutter shaft 25, the boring cutter 28 and the blade 29 to rotate through the synchronous belt 27, the first servo motor rotates reversely to drive the blade 20 to gradually move back, so that the rotating blade processes the inner wall of a camshaft hole of the cylinder cover, five groups of blades are used for processing 5 camshaft holes, staggered processing is adopted during processing, wherein 1 group of blades, 3 group of blades and 5 group of blades are closer to the 1, 3 and 5 camshaft holes, and 2 group of blades and 4 group of blades are slightly far away from the 2 and 4 camshaft holes, so that the 1 group of blades, 3 group of blades and 5 group of blades process the 1, 3 and 5 camshaft holes firstly and then the 2 and 4 group of blades process the 2 and 4 camshaft holes, and the cutting fluid is input into a spraying fluid conveying hole and a cleaning lubricating fluid conveying hole of the base 61 at the same time of processing, wherein the spraying fluid conveying hole inputs low-pressure cutting fluid, the spray liquid delivery hole is communicated with a spray head 70 in a spray seat 65, low-pressure large-flow cutting liquid sprayed by the spray head sprays the outside of the processing part of the boring cutter 28, the blade 29 and the camshaft hole of the cylinder cover in processing, high-pressure cutting liquid is input into the cleaning lubricating liquid delivery hole, the cleaning lubricating liquid delivery hole is communicated with a copper sleeve seat 64 and a copper sleeve 66, the high-pressure cutting liquid is input into a lubricating groove 68 through a lubricating hole 69 of the copper sleeve to lubricate the contact part of the inner wall of the copper sleeve and the blade until the processing is finished, finally, all parts of the boring cutter conveying and operating device 2 are driven by a first servo motor 21 to reset, the camshaft hole of the cylinder cover is withdrawn, an upper cylinder 41 drives a cylinder cover conveying and compressing device 4 and the processed cylinder cover to move upwards, so that the cylinder cover is separated from a limiting seat 62 and a base positioning pin 63, and a front and rear sliding plate 49 and a cylinder cover are driven, the worker takes the part and puts the next cylinder head to be processed. The high-precision cylinder cover camshaft hole rotary machine comprises a base 61, a copper sleeve 66 is arranged on the base, a lubricating groove 68 and a lubricating hole 69 are arranged in the copper sleeve, the lubricating hole is communicated with the cleaning lubricating liquid conveying hole, high-pressure cutting liquid can be conveyed into the lubricating groove 68 from the lubricating hole 69, the cutting liquid is always arranged in the lubricating groove 68 on the inner wall of the copper sleeve 66, the copper sleeve 66 and a boring cutter 28 matched with the copper sleeve are well lubricated, abrasion of the position is reduced, machining precision is high, the spraying liquid conveying hole conveys low-pressure large-flow cutting liquid through a spraying head 70 in a spraying seat 65 to externally spray the machining positions of the boring cutter 28, the cutter blade 29 and a camshaft hole of a cylinder cover, the machined aluminum cutter can be timely cleaned, the machined position can be effectively cooled, and the machined position is prevented from being overheated and expanded, the machining precision is influenced; the second, 1, 3, 5 groups of blades process the camshaft holes 1, 3, 5 firstly, and the second, 4 groups of blades process the camshaft holes 2, 4 secondly, and the staggered processing mode is adopted, so that the stress of the boring cutter 28 can be reduced, the processing precision can be improved, and the service life of the boring cutter can be prolonged; and thirdly, the worker places the cylinder cover on the front and rear sliding plates 49 outside the machine, the cylinder cover conveying and pressing device 4 can automatically convey the cylinder cover to a processing position, the worker places and takes the parts more labor-saving, the part placing and taking efficiency is improved, and the labor intensity of the worker is reduced.
The invention relates to a high-precision cylinder head camshaft hole rotating machine, wherein a base 61 is provided with a gas delivery hole, a limiting seat 62 is provided with a gas through hole 71 and a spray hole 72, the gas through hole is communicated with the gas delivery hole, and the spray hole is communicated with a spray liquid delivery hole. The gas through hole 71 is communicated with the gas delivery hole, one end of the gas delivery hole is connected to a gas delivery pipe, the gas delivery pipe is connected with a gas pump, high-pressure gas is delivered through the gas pump, the high-pressure gas is blown out through the gas through hole, the spraying hole 72 is communicated with the spraying liquid delivery hole, one end of the spraying liquid delivery hole is connected to a liquid delivery pipe, the liquid delivery pipe is connected with a water pump, high-pressure spraying liquid is delivered through the water pump, when the cylinder cover is gradually placed on the limiting seat 62 of the base 61, the spraying liquid can wash away aluminum at the bottom of the cylinder cover to play a washing role, after the cylinder cover is placed, if the cylinder cover is matched with the limiting seat 62, the high-pressure gas cannot be blown out, the air pressure is stable, the cylinder cover is placed in place, if the cylinder cover is not matched with the limiting seat 62, the high-pressure gas can be blown out from a gap, the, the gas detection function is realized.
The inner wall of the copper sleeve 66 is provided with 3 lubricating grooves 68, and each lubricating groove is provided with a lubricating hole 69. The 3 lubricating grooves 68 and the lubricating holes spray lubricating liquid (namely cutting liquid) from three different angles, so that the copper sleeve 66 and the boring cutter 28 are lubricated better.
The base 61 and the base 12 are respectively provided with a liquid discharge hole 13, the frame 1 is provided with a liquid guide groove 14, the upper end of the liquid guide groove is communicated with the liquid discharge hole, one side of the liquid guide groove is connected with a liquid guide bucket 15, a recovery groove 17 is arranged below the liquid guide bucket, and the liquid guide bucket corresponds to the recovery groove. The sprayed cutting fluid can flow into the recovery tank 17 through the liquid discharge hole 13, the liquid guide tank 14 and the liquid guide hopper 15, and the recovery tank 17 filters the cutting fluid and then conveys the cutting fluid to the spray fluid conveying hole and the cleaning lubricating fluid conveying hole of the base 61 again, so that the processing cost is reduced.
The frame 1 is provided with a case cover 18. With the casing cover 18, the entering of impurities can be reduced, the cutting fluid can be prevented from being sprayed to the outside, and the processing environment is ensured.
The upper lifting plate 43 is provided with a guide rod 51, the bracket 40 is provided with a guide sleeve 52, and the guide rod is matched with the guide sleeve. The guide rod 51 and the guide sleeve 52 are arranged to guide the upper lifting plate 43 and the lower lifting plate 45, so that the action is accurate.
Claims (6)
1. High accuracy cylinder head camshaft hole changes machine, its characterized in that: the machine comprises a rack (1), wherein a sliding seat (11) and a base (12) are arranged on the rack, a boring cutter conveying and operating device (2) is arranged on the sliding seat, and a cylinder cover conveying and pressing device (4) and a cutting fluid spraying and lubricating device (6) are arranged on the base;
the boring cutter conveying and operating device (2) comprises a sliding table (20), the sliding table is in sliding fit with a sliding base (11), a first servo motor (21) is arranged on one side of the sliding base, an output shaft of the first servo motor is connected with a lead screw (31), a nut (32) is arranged below the sliding table, a threaded hole is formed in the nut, the lead screw is matched with the threaded hole, a second servo motor (22) and a power head (23) are arranged on the sliding table, an output shaft of the second servo motor is connected with a driving wheel (24), a front cutter shaft and a rear cutter shaft (25) are arranged in the power head, one end of each cutter shaft is connected with a synchronous wheel (26), a synchronous belt (27) is connected between each synchronous wheel and the driving wheel, a boring cutter (28) is;
the cylinder cover conveying and pressing device (4) comprises a support (40), the support is fixed with a base (12), an upper oil cylinder (41) is arranged at the upper end of the support, a piston rod of the upper oil cylinder penetrates through the support to be connected with a lower oil cylinder (42), a piston rod of the lower oil cylinder is connected with an upper lifting plate (43), the upper lifting plate is connected with a lower lifting plate (45) through a support rod (44), a pressing plate (46) is arranged below the upper lifting plate, a front-and-back moving air cylinder (47) and a front-and-back sliding rail (48) are arranged on the lower lifting plate, a front-and-back sliding plate (49) is arranged on the front-and-back sliding rail, the piston rod of the front-and-back moving air cylinder is connected with the front-and-;
the cutting fluid spraying and lubricating device (6) comprises a base (61), the base is fixed with a base (12), a spraying fluid conveying hole and a cleaning lubricating fluid conveying hole are formed in the base, a limiting seat (62), a base positioning pin (63), a copper sleeve seat (64) and a spraying seat (65) are arranged on the base, the limiting seat (62) and the base positioning pin (63) are in positioning fit with a cylinder cover, a copper sleeve (66) is arranged in the copper sleeve seat (64), a blade groove (67) and a lubricating groove (68) are formed in the inner wall of the copper sleeve, a boring cutter (28) is matched with the copper sleeve, a blade (29) penetrates through the copper sleeve through the blade groove, a lubricating hole (69) is formed in the lubricating groove, a communicated lubricating hole is formed in the copper sleeve seat (64), the lubricating hole is communicated with the cleaning lubricating fluid conveying hole in the base (61), a spraying head (70) is arranged on the spraying seat (65), and the spraying head corresponds to the blade (29) of the boring cutter (28) and a cam shaft hole on the cylinder cover, the spray head is communicated with the spray liquid delivery hole.
2. The high precision cylinder head camshaft rotary machine of claim 1, wherein: the base (61) is provided with a gas delivery hole, the limiting seat (62) is provided with a gas through hole (71) and a spraying hole (72), the gas through hole is communicated with the gas delivery hole, and the spraying hole is communicated with the spraying liquid delivery hole.
3. The high precision cylinder head camshaft rotary machine of claim 1, wherein: the inner wall of the copper sleeve (66) is provided with 3 lubricating grooves (68), and lubricating holes (69) are respectively arranged in the lubricating grooves.
4. The high precision cylinder head camshaft rotary machine of claim 1, wherein: the base (61) and the base (12) are respectively provided with a liquid discharge hole (13), a liquid guide groove (14) is arranged in the frame (1), the upper end of the liquid guide groove is communicated with the liquid discharge hole, one side of the liquid guide groove is connected with a liquid guide hopper (15), a recovery groove (17) is arranged below the liquid guide hopper, and the liquid guide hopper corresponds to the recovery groove.
5. The high precision cylinder head camshaft rotary machine of claim 1, wherein: the machine frame (1) is provided with a machine box cover (18).
6. The high precision cylinder head camshaft rotary machine of claim 1, wherein: the ascending and descending plate (43) is provided with a guide rod (51), the bracket (40) is provided with a guide sleeve (52), and the guide rod is matched with the guide sleeve.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112436444A (en) * | 2020-11-11 | 2021-03-02 | 常德富博智能科技有限公司 | Automatic cotton yarn woven mesh outer cover equipment is shelled to wire rod preliminary treatment heat |
CN114226807A (en) * | 2021-11-23 | 2022-03-25 | 高邮市永发机械有限公司 | Bench drill with positioner and calibration system thereof |
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JPH0647608A (en) * | 1992-07-30 | 1994-02-22 | Honda Motor Co Ltd | Auxiliary device for cutting camshaft hole |
CN202317134U (en) * | 2011-11-11 | 2012-07-11 | 沈阳博龙汽车部件制造有限公司 | Machine tool for machining step camshaft holes of engine cylinder head |
CN210877658U (en) * | 2019-10-08 | 2020-06-30 | 浙江诺肯机械科技有限公司 | High-precision cylinder head camshaft hole rotating machine |
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2019
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0647608A (en) * | 1992-07-30 | 1994-02-22 | Honda Motor Co Ltd | Auxiliary device for cutting camshaft hole |
CN202317134U (en) * | 2011-11-11 | 2012-07-11 | 沈阳博龙汽车部件制造有限公司 | Machine tool for machining step camshaft holes of engine cylinder head |
CN210877658U (en) * | 2019-10-08 | 2020-06-30 | 浙江诺肯机械科技有限公司 | High-precision cylinder head camshaft hole rotating machine |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112436444A (en) * | 2020-11-11 | 2021-03-02 | 常德富博智能科技有限公司 | Automatic cotton yarn woven mesh outer cover equipment is shelled to wire rod preliminary treatment heat |
CN112436444B (en) * | 2020-11-11 | 2022-02-01 | 常德富博智能科技有限公司 | Automatic cotton yarn woven mesh outer cover equipment is shelled to wire rod preliminary treatment heat |
CN114226807A (en) * | 2021-11-23 | 2022-03-25 | 高邮市永发机械有限公司 | Bench drill with positioner and calibration system thereof |
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