CN105149643A - Engine crankshaft hole boring machine and hole boring method thereof - Google Patents
Engine crankshaft hole boring machine and hole boring method thereof Download PDFInfo
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- CN105149643A CN105149643A CN201510378364.8A CN201510378364A CN105149643A CN 105149643 A CN105149643 A CN 105149643A CN 201510378364 A CN201510378364 A CN 201510378364A CN 105149643 A CN105149643 A CN 105149643A
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- boring
- boring cutter
- main shaft
- knife bar
- cutter
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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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
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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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/32—Feeding working-spindles
Abstract
The invention discloses an engine crankshaft hole boring machine and a hole boring method thereof. The engine crankshaft hole boring machine comprises a driving motor (1). The driving motor (1) is connected with a main shaft rotating device (3) through a transmission belt (2). The main shaft rotating device (3) is connected with a main shaft feeding device (5) through a main shaft (4). A cutter bar (6) is connected to the head end of the main shaft (4). Cutter bar positioning bearings (7) are arranged at the two ends of the cutter bar (6) respectively. The cutter bar (6) is connected with a hole boring device (8). The engine crankshaft hole boring machine and the hole boring method thereof have the characteristics that the structure is compact, and the occupied area is small; a fixing mechanism is simple, and fixing operation is easy and convenient; a boring cutter is adjusted easily, conveniently and efficiently, and machining precision is high; the service cycle of equipment is long, and the equipment is simple in structure and low in cost.
Description
Technical field
The present invention relates to a kind of equipment of engine cylinder-body manufacture field, particularly a kind of engine crankshaft hole Boring machine and method for boring hole thereof.
Background technology
Following shortcoming is there is in current crankshaft hole boring equipment when carrying out engine cylinder-body Repair gene:
1. equipment huge (length × wide=5 meter × 1.5 meters), it need take larger work-yard, and a general equipment need take the site area of 6 meters × more than 3 meters;
2. the fixed mechanism of engine cylinder-body is complicated, when engine cylinder-body being fixed on this fixed mechanism, and its troublesome poeration;
3. boring cutter adjustment inconvenience, needs manually to adjust gradually with sensation, waste time and energy, and efficiency is lower;
4. in knife bar location, adopt copper sheathing or nylon jacket, frictional dissipation large equipment life cycle short (often in use for some time, just must change positioning sleeve) at present, machining accuracy is not high;
5. equipment price is more expensive, and small-sized maintenance store is difficult to bear.
Summary of the invention
The object of the invention is to, a kind of engine crankshaft hole Boring machine and method for boring hole thereof are provided.The present invention has, compact conformation, and floor space is little, and fixed mechanism is simple, and fixing operation is easy, and boring cutter adjustment is easy and efficiency is high, and machining accuracy is high, and life of equipment is long, the feature that device structure is simple and cost is low.
Technical scheme of the present invention: a kind of engine crankshaft hole Boring machine, comprise drive motors, drive motors is connected with main axle rotation device through driving belt, main axle rotation device is connected with main shaft proceeding equipment through main shaft, the head end of main shaft is connected with knife bar, the two ends of knife bar are equipped with knife bar location bearing, and knife bar is connected with boring device.
In the Boring machine of aforesaid engine crankshaft hole, described main axle rotation device comprises fixed cover, and the two ends of fixed cover are equipped with rotary sleeve bearing, and be provided with rotary sleeve between two rotary sleeve bearings, rotary sleeve is provided with groove; Described groove is connected with main shaft through main shaft rotary actuation key; Described main shaft proceeding equipment comprises slip cap, and slip cap is connected with sliding unit, and sliding unit is connected with main shaft through main shaft orientation bearing; Described sliding unit top is provided with rackwork, and rackwork is connected with gear, and gear is connected with feed drive unit; Described slip cap is also provided with slip limited block; Slip stopper slot is also provided with below described sliding unit; Described slip limited block is connected with slip stopper slot; The head end of described main shaft is connected with knife bar through universal joint.
In the Boring machine of aforesaid engine crankshaft hole, described location bearing is provided with bearing positioning sleeve; Described location bearing and knife bar matched in clearance; Also be provided with cylinder body fixed head below described knife bar, cylinder body fixed head is connected with base through contiguous block.
In the Boring machine of aforesaid engine crankshaft hole, described knife bar is provided with boring cutter sliding tray, and boring cutter sliding tray is connected with boring device through boring cutter rotary actuation key; Described boring cutter rotary actuation key is provided with and drives key holding screw.
In the Boring machine of aforesaid engine crankshaft hole, described boring device comprises boring cutter fixed cover, and boring cutter fixed cover is connected with boring cutter; Described boring cutter fixed cover is provided with boring cutter rotary actuation groove, is provided with rotation holding screw above boring cutter rotary actuation groove, boring cutter fixed cover is also provided with boring cutter adjustment screw and boring cutter holding screw; Described boring cutter rotary actuation groove is connected with boring cutter rotary actuation key, and boring cutter rotary actuation key is connected with boring cutter sliding tray; Described boring cutter comprises tool rest, and tool rest is connected with point of a knife; Described tool rest is provided with boring cutter regulating tank; Described boring cutter regulating tank is connected with boring cutter adjustment screw.
Boring machine method for boring hole used in aforesaid engine crankshaft hole is, drive motors drives main axle rotation device to rotate through driving belt, and main axle rotation device drives boring device to rotate through main shaft and knife bar and realizes bore hole motion; Main shaft proceeding equipment drives boring device to move along knife bar axis direction through main shaft and knife bar simultaneously, realizes the feed motion of boring device.
In the method for boring hole that aforesaid engine crankshaft hole Boring machine is used, described drive motors drives the rotary sleeve of main axle rotation device to rotate through driving belt, rotary sleeve drives main shaft to rotate through main shaft rotary actuation key, and main shaft drives knife bar and boring device to rotate through universal joint and realizes bore hole motion; The feed drive unit of described main shaft proceeding equipment drives sliding unit to slide along the axis direction of main shaft through gear and rackwork, thus drive main shaft to slide, main shaft makes knife bar and boring device move along the axis direction of knife bar through universal joint again, thus realizes the feed motion of boring device.
In the method for boring hole that aforesaid engine crankshaft hole Boring machine is used, after described boring device processes a crankshaft hole, stop bore hole motion and feed motion, knife bar drives boring device to get back to the machining starting point of this crankshaft hole; Now unclamp the driving key holding screw on boring cutter rotary actuation key, by knife bar rollback step pitch D, during rollback, boring cutter rotary actuation key and boring cutter sliding tray relative sliding, and boring device original position keeps motionless, after knife bar rollback completes, again tighten and drive key holding screw, boring device is fixed on knife bar, after fixing, a step pitch of again knife bar being advanced, the position now described in boring device is the machining starting point of next crankshaft hole, start bore hole motion and feed motion, continue processing; The same above-mentioned steps of processing of other crankshaft holes.
In the method for boring hole that aforesaid engine crankshaft hole Boring machine is used, when needing the cutting output of regulating boring cutter, unscrew boring cutter holding screw, and according to cutting output regulating boring cutter adjustment screw, boring cutter adjustment screw makes tool rest move up or down by boring cutter regulating tank, after adjustment, again tighten boring cutter holding screw, complete adjustment operation.
Compared with prior art, main axle rotation device of the present invention and main shaft proceeding equipment are through main shaft compact siro spinning technology, and the head end of main shaft is connected with knife bar again, and knife bar is directly positioned on engine cylinder-body to be processed through knife bar location bearing; By this structure, make the present invention compacter, floor space is less.
Detent mechanism of the present invention is only a cylinder body fixed head, and engine cylinder-body to be processed only need through being bolted on cylinder body fixed head; This structure not only makes the structure of detent mechanism simpler, and makes the fixing operation of engine cylinder-body convenient.
Boring cutter is fixed on boring cutter fixed cover by the present invention, and on boring cutter fixed cover, be also provided with boring cutter adjustment screw and boring cutter holding screw; By this structure, the fine setting of boring cutter can be completed by regulating boring cutter adjustment screw, boring cutter holding screw is tightened after toolsetting completes, namely fixing boring cutter is completed, the boring cutter adjustment screw adopted because of the present invention is again high accuracy holding screw, make the adjustment of boring cutter not only easier, efficiency is higher, and precision boring cutter being adjusted by high accuracy holding screw is higher.
Boring device of the present invention is connected with boring cutter sliding tray through boring cutter rotary actuation key; After boring device processes the crankshaft hole of an engine cylinder-body, knife bar drives boring device to get back to the machining starting point of this crankshaft hole; Now unclamp the driving key holding screw on boring cutter rotary actuation key, by knife bar rollback step pitch, during rollback, boring device original position keeps motionless, after knife bar rollback completes, again tightens and drives key holding screw, boring device is fixed on knife bar, after fixing, not only by knife bar but also a step pitch of advancing, the position now residing for boring device is the machining starting point of next crankshaft hole; From the above, the present invention is the tactic pattern of stepping processing, not only makes the location of boring device on knife bar more accurate, and makes the structure of equipment compacter, use convenient.
The present invention instead of common copper sheathing or nylon jacket by knife bar location bearing, effectively reduces the frictional dissipation of equipment, and make knife bar traveling comfort better, the reliability of processing is higher, thus makes the machining accuracy of equipment higher; Moreover, due to the reduction of frictional dissipation, the cycle of more changing knife rod location bearing is significantly extended, thus more effectively extends the life cycle of equipment, also significantly reduce the maintaining cost of equipment simultaneously.
The present invention drives main shaft to rotate by the rotary sleeve of drive motors drive shaft whirligig, rotated by feed drive unit driven wheel simultaneously and drive sliding unit to complete feed motion through rackwork, knife bar is under above-mentioned compound motion, bore hole and feed motion can be realized, and boring device is fixed on boring cutter rotary actuation key through rotating holding screw, boring cutter rotary actuation key is again through driving key holding screw to be fixed on knife bar; Seen from the above description, structure of the present invention is simple, thus effectively reduces the manufacturing cost of equipment.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation that A place of the present invention amplifies;
Fig. 3 is the syndeton schematic diagram of main shaft and boring device;
Fig. 4 is the structural representation of boring device;
Fig. 5 is the A-A place cross-sectional view of Fig. 4;
Fig. 6 is the B-B place cross-sectional view of Fig. 4.
Being labeled as in accompanying drawing: 1-drive motors, 2-driving belt, 3-main axle rotation device, 4-main shaft, 5-main shaft proceeding equipment, 6-knife bar, 7-knife bar location bearing, 8-boring device, 9-fixed cover, 10-rotary sleeve bearing, 11-rotary sleeve, 12-groove, 13-main shaft rotary actuation key, 14-slip cap, 15-sliding unit, 16-main shaft orientation bearing, 17-rackwork, 18-gear, 19-feed drive unit, 20-slip limited block, 21-slip stopper slot, 22-universal joint, 23-bearing positioning sleeve, 24-boring cutter sliding tray, 25-boring cutter rotary actuation key, 26-drives key holding screw, 27-boring cutter fixed cover, 28-boring cutter, 29-boring cutter rotary actuation groove, 30-rotates holding screw, 31-boring cutter adjustment screw, 32-boring cutter holding screw, 33-tool rest, 34-point of a knife, 35-boring cutter regulating tank, 36-cylinder body fixed head, 37-contiguous block, 38-base, 39-bolt, 40-engine cylinder-body.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated, but not as the foundation limited the present invention.
Embodiment 1.A kind of engine crankshaft hole Boring machine, form as shown in figures 1 to 6, comprise drive motors 1, drive motors 1 is connected with main axle rotation device 3 through driving belt 2, main axle rotation device 3 is connected with main shaft proceeding equipment 5 through main shaft 4, the head end of main shaft 4 is connected with knife bar 6, and the two ends of knife bar 6 are equipped with knife bar location bearing 7, and knife bar 6 is connected with boring device 8.
Aforesaid main axle rotation device 3 comprises fixed cover 9, and the two ends of fixed cover 9 are equipped with between rotary sleeve bearing 10, two rotary sleeve bearing 10 and are provided with rotary sleeve 11, and rotary sleeve 11 is provided with groove 12; Described groove 12 is connected with main shaft 4 through main shaft rotary actuation key 13; Described main shaft proceeding equipment 5 comprises slip cap 14, and slip cap 14 is connected with sliding unit 15, and sliding unit 15 is connected with main shaft 4 through main shaft orientation bearing 16; Described sliding unit 15 top is provided with rackwork 17, and rackwork 17 is connected with gear 18, and gear 18 is connected with feed drive unit 19; Described slip cap 14 is also provided with slip limited block 20; Slip stopper slot 21 is also provided with below described sliding unit 15; Described slip limited block 20 is connected with slip stopper slot 21; The head end of described main shaft 4 is connected with knife bar 6 through universal joint 22.
Aforesaid location bearing 7 is provided with bearing positioning sleeve 23; Described location bearing 7 and knife bar 6 matched in clearance; Also be provided with cylinder body fixed head 36 below described knife bar 6, cylinder body fixed head 36 is connected with base 38 through contiguous block 37.
Aforesaid knife bar 6 is provided with boring cutter sliding tray 24, and boring cutter sliding tray 24 is connected with boring device 8 through boring cutter rotary actuation key 25; Described boring cutter rotary actuation key 25 is provided with and drives key holding screw 26.
Aforesaid boring device 8 comprises boring cutter fixed cover 27, and boring cutter fixed cover 27 is connected with boring cutter 28; Described boring cutter fixed cover 27 is provided with boring cutter rotary actuation groove 29, is provided with and rotates holding screw 30, boring cutter fixed cover 27 is also provided with boring cutter adjustment screw 31 and boring cutter holding screw 32 above boring cutter rotary actuation groove 29; Described boring cutter rotary actuation groove 29 is connected with boring cutter rotary actuation key 25, and boring cutter rotary actuation key 25 is connected with boring cutter sliding tray 24; Described boring cutter 28 comprises tool rest 33, and tool rest 33 is connected with point of a knife 34; Described tool rest 33 is provided with boring cutter regulating tank 35; Described boring cutter regulating tank 35 is connected with boring cutter adjustment screw 31.
Boring machine method for boring hole used in aforesaid engine crankshaft hole is that drive motors 1 drives main axle rotation device 3 to rotate through driving belt 2, and main axle rotation device 3 drives boring device 8 to rotate through main shaft 4 and knife bar 6 and realizes bore hole motion; Main shaft proceeding equipment 5 drives boring device 8 to move along knife bar 6 axis direction through main shaft 4 and knife bar 6 simultaneously, realizes the feed motion of boring device 8.
Aforesaid drive motors 1 drives the rotary sleeve 11 of main axle rotation device 3 to rotate through driving belt 2, and rotary sleeve 11 drives main shaft 4 to rotate through main shaft rotary actuation key 13, and main shaft 4 drives knife bar 6 and boring device 8 to rotate through universal joint 22 and realizes bore hole motion; The feed drive unit 19 of described main shaft proceeding equipment 5 drives sliding unit 15 to slide along the axis direction of main shaft 4 through gear 18 and rackwork 17, thus drive main shaft 4 to slide, main shaft 4 makes knife bar 6 and boring device 8 move along the axis direction of knife bar 6 through universal joint 22 again, thus realizes the feed motion of boring device 8.
After aforesaid boring device 8 processes a crankshaft hole, stop bore hole motion and feed motion, knife bar 6 drives boring device 8 to get back to the machining starting point of this crankshaft hole; Now unclamp the driving key holding screw 26 on boring cutter rotary actuation key 25, by knife bar 6 rollback step pitch D, during rollback, boring cutter rotary actuation key 25 and boring cutter sliding tray 24 relative sliding, and boring device 8 original position keeps motionless, after knife bar 6 rollback completes, again tighten and drive key holding screw 26, boring device 8 is fixed on knife bar 6, after fixing, a step pitch of again knife bar 6 being advanced, the position now described in boring device 8 is the machining starting point of next crankshaft hole, start bore hole motion and feed motion, continue processing; The same above-mentioned steps of processing of other crankshaft holes.
In the method for boring hole that aforesaid engine crankshaft hole Boring machine is used, when needing the cutting output of regulating boring cutter 28, unscrew boring cutter holding screw 32, and according to cutting output regulating boring cutter adjustment screw 31, boring cutter adjustment screw 31 makes tool rest 33 move up or down by boring cutter regulating tank 35, after adjustment, again tighten boring cutter holding screw 32, complete adjustment operation.
Embodiment 2.A kind of engine crankshaft hole Boring machine, form as shown in figures 1 to 6, comprise drive motors 1, drive motors 1 is connected with main axle rotation device 3 through driving belt 2, main axle rotation device 3 is connected with main shaft proceeding equipment 5 through main shaft 4, the head end of main shaft 4 is connected with knife bar 6, and the two ends of knife bar 6 are equipped with knife bar location bearing 7, and knife bar 6 is connected with boring device 8.
Aforesaid main axle rotation device 3 comprises fixed cover 9, and the two ends of fixed cover 9 are equipped with between rotary sleeve bearing 10, two rotary sleeve bearing 10 and are provided with rotary sleeve 11, and rotary sleeve 11 is provided with groove 12; Described groove 12 is connected with main shaft 4 through main shaft rotary actuation key 13.By arranging groove 12, main shaft 4, when driving rotation through main shaft rotary actuation key 13, also can slide in rotary sleeve 11 along main shaft 4 axis direction.
Aforesaid main shaft proceeding equipment 5 comprises slip cap 14, and slip cap 14 is connected with sliding unit 15, and sliding unit 15 is connected with main shaft 4 through main shaft orientation bearing 16; Described sliding unit 15 top is provided with rackwork 17, and rackwork 17 is connected with gear 18, and gear 18 is connected with feed drive unit 19.
Aforesaid slip cap 14 is also provided with slip limited block 20; Slip stopper slot 21 is also provided with below described sliding unit 15; Described slip limited block 20 is connected with slip stopper slot 21.By this structure, slip limited block 20 and slip stopper slot 21 can relative slidings, and it is spacing to complete main shaft 2 feed motion, prevents main shaft 4 from skidding off rotary sleeve 11.
The head end of aforesaid main shaft 4 is connected with knife bar 6 through universal joint 22.By this structure, make for flexibly connecting between main shaft 4 and knife bar 6, when main shaft 4 moves with knife bar 6 non-coaxial, the situation that this connection effectively prevents knife bar 6 and knife bar location bearing 7 from clamping.
Aforesaid location bearing 7 is provided with bearing positioning sleeve 23; Described location bearing 7 and knife bar 6 matched in clearance; Also be provided with cylinder body fixed head 36 below described knife bar 6, cylinder body fixed head 36 is fixed on base 38 through contiguous block 37; Engine cylinder-body 40 is fixed through bolt 39 by described cylinder body fixed head 36; Described bearing positioning sleeve 23 is fixed on engine cylinder-body 40.
Aforesaid knife bar 6 is provided with boring cutter sliding tray 24, and boring cutter sliding tray 24 is connected with boring device 8 through boring cutter rotary actuation key 25; Described boring cutter rotary actuation key 25 is provided with and drives key holding screw 26.
Aforesaid boring device 8 comprises boring cutter fixed cover 27, and boring cutter fixed cover 27 is connected with boring cutter 28.
Aforesaid boring cutter fixed cover 27 is provided with boring cutter rotary actuation groove 29, is provided with and rotates holding screw 30, boring cutter fixed cover 27 is also provided with boring cutter adjustment screw 31 and boring cutter holding screw 32 above boring cutter rotary actuation groove 29; Described boring cutter rotary actuation groove 29 is connected with boring cutter rotary actuation key 25, and boring cutter rotary actuation key 25 is connected with boring cutter sliding tray 24; Described boring cutter adjustment screw 31 is high accuracy holding screw.Rotate holding screw 30 by arranging, boring cutter fixed cover 27 and boring cutter rotary actuation key 25 are fastenedly connected; Meanwhile, unscrew after rotating holding screw 30, also conveniently realize the replacement of boring device 8.
Aforesaid boring cutter 28 comprises tool rest 33, and tool rest 33 is connected with point of a knife 34; Described tool rest 33 is provided with boring cutter regulating tank 35; Described boring cutter regulating tank 35 is connected with boring cutter adjustment screw 31.
Method for boring hole of the present invention is: machining starting point boring device 8 being moved to first crankshaft hole of engine cylinder-body 40, start drive motors 1, drive motors 1 drives rotary sleeve 11 to rotate, rotary sleeve 11 rotates through main shaft rotary actuation key 13 drive shaft 4, main shaft 4 drives the boring device 8 on knife bar 6 and knife bar 6 to rotate through universal joint 22, realizes the bore hole motion of the boring cutter 28 of boring device 8; Feed drive unit 19 driven wheel 18 rotates and drives sliding unit 15 to complete feed motion through rackwork 17 simultaneously; During feeding, the main shaft 4 in rotary sleeve 11 slides along the axis direction of main shaft 4.After processing a crankshaft hole, stop bore hole motion and feed motion, knife bar 6 drives boring device 8 to get back to the machining starting point of this crankshaft hole, now unclamp the driving key holding screw 26 on boring cutter rotary actuation key 25, by knife bar 6 rollback step pitch D (distances between two crankshaft holes), during rollback, boring cutter rotary actuation key 25 and boring cutter sliding tray 24 relative sliding, and boring device 8 original position keeps motionless, after knife bar 6 rollback completes, again tighten and drive key holding screw 26, boring device 8 is fixed on knife bar 6, after fixing, again knife bar 6 to be advanced a step pitch, position now described in boring device 8 is the machining starting point of next crankshaft hole, start bore hole motion and feed motion, continue processing.The same above-mentioned steps of processing of other crankshaft holes.When needing the cutting output of regulating boring cutter 28, unscrew boring cutter holding screw 32, and according to cutting output regulating boring cutter adjustment screw 31, boring cutter adjustment screw 31 makes tool rest 33 move up or down by boring cutter regulating tank 35, after adjustment, again tighten boring cutter holding screw 32, complete adjustment operation.
Claims (9)
1. an engine crankshaft hole Boring machine, it is characterized in that: comprise drive motors (1), drive motors (1) is connected with main axle rotation device (3) through driving belt (2), main axle rotation device (3) is connected with main shaft proceeding equipment (5) through main shaft (4), the head end of main shaft (4) is connected with knife bar (6), the two ends of knife bar (6) are equipped with knife bar location bearing (7), and knife bar (6) is connected with boring device (8).
2. engine crankshaft hole according to claim 1 Boring machine, it is characterized in that: described main axle rotation device (3) comprises fixed cover (9), the two ends of fixed cover (9) are equipped with rotary sleeve bearing (10), be provided with rotary sleeve (11) between two rotary sleeve bearings (10), rotary sleeve (11) is provided with groove (12); Described groove (12) is connected with main shaft (4) through main shaft rotary actuation key (13); Described main shaft proceeding equipment (5) comprises slip cap (14), and slip cap (14) is connected with sliding unit (15), and sliding unit (15) is connected with main shaft (4) through main shaft orientation bearing (16); Described sliding unit (15) top is provided with rackwork (17), and rackwork (17) is connected with gear (18), and gear (18) is connected with feed drive unit (19); Described slip cap (14) is also provided with slip limited block (20); Described sliding unit (15) below is also provided with slip stopper slot (21); Described slip limited block (20) is connected with slip stopper slot (21); The head end of described main shaft (4) is connected with knife bar (6) through universal joint (22).
3. engine crankshaft hole according to claim 1 Boring machine, is characterized in that: described location bearing (7) is provided with bearing positioning sleeve (23); Described location bearing (7) and knife bar (6) matched in clearance; Described knife bar (6) below is also provided with cylinder body fixed head (36), and cylinder body fixed head (36) is connected with base (38) through contiguous block (37).
4. engine crankshaft hole according to claim 1 Boring machine, is characterized in that: described knife bar (6) is provided with boring cutter sliding tray (24), and boring cutter sliding tray (24) is connected with boring device (8) through boring cutter rotary actuation key (25); Described boring cutter rotary actuation key (25) is provided with and drives key holding screw (26).
5. engine crankshaft hole according to claim 1 Boring machine, is characterized in that: described boring device (8) comprises boring cutter fixed cover (27), and boring cutter fixed cover (27) is connected with boring cutter (28); Described boring cutter fixed cover (27) is provided with boring cutter rotary actuation groove (29), boring cutter rotary actuation groove (29) top is provided with and rotates holding screw (30), boring cutter fixed cover (27) is also provided with boring cutter adjustment screw (31) and boring cutter holding screw (32); Described boring cutter rotary actuation groove (29) is connected with boring cutter rotary actuation key (25), and boring cutter rotary actuation key (25) is connected with boring cutter sliding tray (24); Described boring cutter (28) comprises tool rest (33), and tool rest (33) is connected with point of a knife (34); Described tool rest (33) is provided with boring cutter regulating tank (35); Described boring cutter regulating tank (35) is connected with boring cutter adjustment screw (31).
6. the method for boring hole that the engine crankshaft hole Boring machine as described in any one of claim 1-5 is used, it is characterized in that: drive motors (1) drives main axle rotation device (3) to rotate through driving belt (2), main axle rotation device (3) drives boring device (8) to rotate through main shaft (4) and knife bar (6) and realizes bore hole motion; Main shaft proceeding equipment (5) drives boring device (8) along the motion of knife bar (6) axis direction through main shaft (4) and knife bar (6) simultaneously, realizes the feed motion of boring device (8).
7. the method for boring hole that engine crankshaft hole as claimed in claim 6 Boring machine is used, it is characterized in that: described drive motors (1) drives the rotary sleeve (11) of main axle rotation device (3) to rotate through driving belt (2), rotary sleeve (11) drives main shaft (4) to rotate through main shaft rotary actuation key (13), and main shaft (4) drives knife bar (6) and boring device (8) to rotate through universal joint (22) and realizes bore hole motion; The feed drive unit (19) of described main shaft proceeding equipment (5) drives sliding unit (15) to slide along the axis direction of main shaft (4) through gear (18) and rackwork (17), thus drive main shaft (4) to slide, main shaft (4) makes knife bar (6) and boring device (8) move along the axis direction of knife bar (6) through universal joint (22) again, thus realizes the feed motion of boring device (8).
8. the method for boring hole that engine crankshaft hole as claimed in claim 7 Boring machine is used, it is characterized in that: after described boring device (8) processes a crankshaft hole, stop bore hole motion and feed motion, knife bar (6) drives boring device (8) to get back to the machining starting point of this crankshaft hole, now unclamp the driving key holding screw (26) on boring cutter rotary actuation key (25), by knife bar (6) rollback step pitch D, during rollback, boring cutter rotary actuation key (25) and boring cutter sliding tray (24) relative sliding, and boring device (8) original position keeps motionless, after knife bar (6) rollback completes, again tighten and drive key holding screw (26), boring device (8) is fixed on knife bar (6), after fixing, again by knife bar (6) advance step pitch, position now described in boring device (8) is the machining starting point of next crankshaft hole, start bore hole motion and feed motion, continue processing, the same above-mentioned steps of processing of other crankshaft holes.
9. the method for boring hole that engine crankshaft hole as claimed in claim 8 Boring machine is used, it is characterized in that: when needing the cutting output of regulating boring cutter (28), unscrew boring cutter holding screw (32), and according to cutting output regulating boring cutter adjustment screw (31), boring cutter adjustment screw (31) makes tool rest (33) move up or down by boring cutter regulating tank (35), after adjustment, again tighten boring cutter holding screw (32), complete adjustment operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510378364.8A CN105149643B (en) | 2015-07-02 | 2015-07-02 | A kind of engine crankshaft hole Boring machine and its method for boring hole |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510378364.8A CN105149643B (en) | 2015-07-02 | 2015-07-02 | A kind of engine crankshaft hole Boring machine and its method for boring hole |
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| Publication Number | Publication Date |
|---|---|
| CN105149643A true CN105149643A (en) | 2015-12-16 |
| CN105149643B CN105149643B (en) | 2017-10-31 |
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| CN201940643U (en) * | 2011-03-10 | 2011-08-24 | 重庆理工大学 | Numerical control boring lathe for crankshaft hole of cylinder body of automobile engine |
| CN202199796U (en) * | 2011-07-28 | 2012-04-25 | 河南宇建矿业技术有限公司 | Novel cylinder barrel boring machine tool |
| CN204893025U (en) * | 2015-07-02 | 2015-12-23 | 贵州隆生机械制造有限公司 | Engine crankshaft hole boring machine |
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| CN200970644Y (en) * | 2006-12-22 | 2007-11-07 | 西安专用机床厂 | Linear boring machine for cylinder and cylinder head |
| CN201702399U (en) * | 2010-04-15 | 2011-01-12 | 温州开诚机械有限公司 | Fine adjustment boring head |
| CN201940643U (en) * | 2011-03-10 | 2011-08-24 | 重庆理工大学 | Numerical control boring lathe for crankshaft hole of cylinder body of automobile engine |
| CN202199796U (en) * | 2011-07-28 | 2012-04-25 | 河南宇建矿业技术有限公司 | Novel cylinder barrel boring machine tool |
| CN204893025U (en) * | 2015-07-02 | 2015-12-23 | 贵州隆生机械制造有限公司 | Engine crankshaft hole boring machine |
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|---|---|
| CN105149643B (en) | 2017-10-31 |
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