CN203437680U - Multi-shaft drilling head machine tool for side surface thread bottom hole machining of crank case - Google Patents
Multi-shaft drilling head machine tool for side surface thread bottom hole machining of crank case Download PDFInfo
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- CN203437680U CN203437680U CN201320382201.3U CN201320382201U CN203437680U CN 203437680 U CN203437680 U CN 203437680U CN 201320382201 U CN201320382201 U CN 201320382201U CN 203437680 U CN203437680 U CN 203437680U
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Abstract
The utility model discloses a multi-shaft drilling head machine tool for side surface thread bottom hole machining of a crank case. The multi-shaft drilling head machine tool comprises a work-piece installation table and a multi-shaft drilling machine head. The crank case is fixed to the work-piece installation table, and bottom hole drilling is carried out on the side surface thread of the crank case through the multi-shaft drilling machine head. The multi-shaft drilling head machine tool is a production machine tool good in effect, effectively overcomes the shortcomings that the location degree of side surface thread drilling of a gear case is difficult to guarantee, the machining efficiency is low and the labor intensity is high during existing production, improves and stabilizes the accuracy of the location degree of drilling, and reduces the number of times of drilling. Meanwhile, the multi-shaft drilling head machine tool is beneficial for replacing manual operation through a numerical control mode, improves the work efficiency, lowers the labor intensity, improves the overall production efficiency remarkably, is beneficial for saving the total cost, and can effectively promote development of the prior art well.
Description
Technical field
The utility model relates to crankcase technology field, particularly the multi spindle drilling head lathe of a kind of crankcase side thread Pilot hole processing.
Background technology
In existing processing boring field, conventionally adopt the process of radial drilling machine, part is put in special-purpose frock, then puts drill jig, then with pressing plate, part to be locked, last manual operation boring machine is holed.But, because this kind of mode lacks flexibility, so be difficult to the perfect various Production requirements that meet, take crankcase as example, two side screw thread need to bore a plurality of bottom outlets, but because conventional drilling instrument generally only has single shaft, so can only hole one by one, the position degree of boring is difficult to all reach specification requirement, very inconvenient, also can cause the problems such as labour intensity is large, and working (machining) efficiency is on the low side; In addition, said method, through repeatedly causing the situations such as becoming flexible of crankcase workpiece after boring, so also easily cause the decline of the quality of production, has strengthened cost allowance, is unfavorable for carrying out production efficient, economizing type.
Utility model content
The utility model, in order to solve problems of the prior art, provides the multi spindle drilling head lathe of a kind of crankcase side thread Pilot hole processing.
The utility model is achieved by the following technical programs:
The multi spindle drilling head lathe of crankcase side thread Pilot hole processing, comprises workpiece erecting bed and multiple spindle drill head, wherein, crankcase is fixed on workpiece erecting bed, and by multiple spindle drill head, the side screw thread of crankcase is holed.
Described multiple spindle drill head comprises slide unit, is fixed with main box on slide unit, and main box top is provided with cover plate, and cover plate is provided with electric machine support, and electric machine support is provided with connecting plate for electric motor, and is fixed with motor on described connecting plate for electric motor.
The front end side wall of described main box is provided with front shrouding, and the rear end sidewall of main support is provided with rear shrouding, is provided with Internal baffle in main support, and Internal baffle rear wall is provided with inner sealed board; Rear shrouding outside is provided with two groups of big belt pulleys, and meanwhile, outside, motor rear end is connected with small belt pulley, between described two groups of big belt pulleys and small belt pulley, by V belt, is connected.
In addition, on front shrouding, be arranged with many group auger spindles, between many group auger spindles, be provided with many group jackshafts.
Between rear shrouding and two groups of big belt pulleys, all by a belt shaft, join, the rear end of described belt shaft all extends to corresponding big belt pulley middle part, and the front end of belt shaft all extends in described Internal baffle simultaneously; Wherein, the position joining with each belt shaft on rear shrouding is equipped with bearing; The position joining with big belt pulley on belt shaft is equipped with belt flat key; In addition, the position of belt shaft between rear shrouding and Internal baffle is equipped with shaft gear.
On the axis body of belt shaft, all cover has an oil seal cover, and described oil seal cover is located on the lateral wall of rear shrouding.
The position that belt shaft and Internal baffle join is equipped with bearing; Meanwhile, the position that belt shaft and shaft gear join is equipped with gear flat key; In addition, belt shaft is equipped with spacer ring on the position between rear shrouding and shaft gear.
The front end of auger spindle extends outside front shrouding, in auger spindle front end extending part, is equipped with pin, and cover has drill bit connecting axle on auger spindle front end extending part, and drill bit connecting axle is connected with drill bit; The rear end of auger spindle extends in Internal baffle, and the position joining with each auger spindle on Internal baffle is equipped with a blanking cover, and wherein, position corresponding with each blanking cover position on inner sealed board is equipped with a screw, and screw is used for compressing blanking cover.
On the axis body of auger spindle, all cover has an auger spindle gear, and the position that auger spindle and auger spindle gear join is equipped with an auger spindle flat key.
The joint of auger spindle front end extending part and drill bit connecting axle is all overlapped adjusting nut, and near adjusting nut place, is equipped with locking nut on drill bit connecting axle.
Described jackshaft rear end is successively by Internal baffle, inner sealed board, shaft gear and rear shrouding, and jackshaft front end extends to front shrouding simultaneously, between the front end end of jackshaft and front shrouding, is provided with blanking cover; Wherein, the position joining with shaft gear on jackshaft is provided with jackshaft gear wheel, and the position that jackshaft and jackshaft gear wheel join is provided with jackshaft flat key, and the position that jackshaft and Internal baffle join is provided with bearing; In addition, the axis body of jackshaft is provided with jackshaft pinion; Jackshaft is provided with spacer on the position between jackshaft pinion and front shrouding; In addition, jackshaft pinion is connected with auger spindle flat key.
The bottom of the slide unit left and right sides is all connected with a fixed head; On fixed head, be respectively equipped with side plate and liner plate; Slide unit lower surface is provided with cylinder bracket, and described cylinder bracket is vertical bending type structure, and horizontal position and the slide unit lower surface of cylinder bracket join, and is fixed with oil cylinder on the vertical position of cylinder bracket simultaneously.
On the wall of the slide unit left and right sides, be equipped with a positive connector, described positive connector is connected with oil pipe.
Described workpiece erecting bed comprises workbench, and workbench lower surface is provided with main shaft, and workbench front side is provided with handle, and described handle is fixed on the end of main shaft and can swings; The left and right sides of worktable upper surface is respectively equipped with left bushing plate and right bushing plate, and described left bushing plate and right bushing plate are all arranged on worktable upper surface by backing plate; On left bushing plate and right bushing plate, be equipped with two groups of support nails, and be all fixed with a pressing plate at the top of every group of support nail.
In the front side of left bushing plate and right bushing plate, be equipped with a fixing supporting plate; In worktable upper surface, the position between left bushing plate and right bushing plate is arranged with two groups of vertical lifting supporting plates of placing simultaneously, and wherein every group of lifting supporting plate bottom is all connected with two groups of push rods; Push rod bottom is provided with moving roller shaft, and on moving roller shaft, cover has roller.
The rear and front end of workbench downside is all horizontally arranged with a lifter plate; Wherein, the rear and front end of workbench lower surface is all fixed with two groups of symmetrical roller mount, is provided with final conclusion axle in described roller mount, and on final conclusion axle, cover has the roller of determining; Described lifter plate is laterally placed on main shaft to be determined on roller with two groups that are positioned at same one end.
Two groups of moving rollers that are positioned at same one end touch mutually with the upper surface of lifter plate; In addition, lifter plate upper surface is wavy shaped configuration, the position that lifter plate lower surface contacts with main shaft is dentalation, the position joining with lifter plate on main shaft is equipped with a gear, in gear, be provided with flat key, in addition, workbench lower surface rear end is fixed with axle bed, and rear-end of spindle end is located in described axle bed; Main shaft rotates under the effect of swinging of handle, and the toothed surfaces by lifter plate drives lifter plate on roller, to horizontally slip determining, horizontally slipping in process of lifter plate, moving roller carries out lifting along the waveform upper surface of lifter plate, and then drive push rod, make lifting supporting plate complete under the effect of push rod and rise or decline.
Workbench front end is provided with positioning seat, between described handle and positioning seat, is provided with axle sleeve.
Workbench has Limit screw, and extend respectively outside the left and right sidewall of workbench at described Limit screw two ends.
The bottom of former and later two sidewalls of main shaft is equipped with a latch.
The two ends, left and right of worktable upper surface are equipped with a shred holding up plate.
The processing method of the multi spindle drilling head lathe of crankcase side thread Pilot hole processing, comprises the steps:
1) by latch, stablize the position of workpiece erecting bed;
2), by the left bushing plate on workbench, right bushing plate, positioning seat, fixedly supporting plate and lifting supporting plate coordinate, crankcase is placed on workbench;
3) by swinging of handle, control the rotation of main shaft, main shaft toothed surfaces by lifter plate in rotation process drives lifter plate on roller, to horizontally slip determining; Wherein, horizontally slipping in process of lifter plate, moving roller carries out lifting along the waveform upper surface of lifter plate, and then drive push rod, make lifting supporting plate under the effect of push rod, complete upper and lower vertically-acting, to control crankcase position, in control procedure, by Limit screw, crankcase position is limited simultaneously;
4) motor drives big belt pulley to rotate by small belt pulley; Belt shaft drives shaft gear to rotate under the driving of big belt pulley;
5) shaft gear is by driving jackshaft gear wheel to drive jackshaft to rotate, and jackshaft drives jackshaft pinion rotation; And then make the jackshaft pinion by auger spindle flat key and jackshaft have the auger spindle of annexation to rotate;
6) drill bit by auger spindle front end carries out bottom outlet boring to the side screw thread of gear-box; And in boring procedure, by adjusting nut, adjust the extended position of drill bit.
In said process, slide unit is slidably to adjust Working position; Also can the oil in the oil cylinder on slide unit be added on drill bit by oil pipe, increase working (machining) efficiency.Meanwhile, process can be carried out flow process monitoring and control by corresponding digital control system, to promote automated production.
Compared with prior art, the utlity model has following beneficial effect:
The utility model provides effect more to produce lathe, the defects such as the side threaded bore position degree that has effectively overcome existing production middle gear case is difficult to guarantee, working (machining) efficiency is low, labour intensity is large, improved and stablized the position degree precision of boring, reduced number of drills, simultaneously, the utility model contributes to replace manual operation by digital control scheme, improved operating efficiency, reduced labour intensity, improved significantly whole production efficiency, be conducive to save overall cost, can effectively promote the development of prior art.
Accompanying drawing explanation
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail:
Figure 1 shows that the structure chart of the utility model one specific embodiment;
Figure 2 shows that the multiple spindle drill head structural representation of the utility model one specific embodiment;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is the local tangent plane structural representation of Fig. 2;
Fig. 5 is the local tangent plane structural representation of Fig. 2;
Fig. 6 is the main TV structure figure of the workpiece erecting bed of the utility model one specific embodiment;
Fig. 7 is the right view of Fig. 6;
Fig. 8 is the tangent plane structural representation of Fig. 6;
Fig. 9 is the upward view of Fig. 6;
Figure 10 is the top view of Fig. 6.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Be illustrated in figure 1 the multi spindle drilling head lathe of the crankcase side thread Pilot hole processing that can be used as the utility model preferred embodiment, multi spindle drilling head lathe comprises workpiece erecting bed and the multiple spindle drill head of the work of cooperatively interacting, in production, crankcase is fixed on workpiece erecting bed, and by multiple spindle drill head, the side screw thread of crankcase is holed.
Wherein, as shown in Fig. 2 ~ Fig. 5, described multiple spindle drill head comprises slide unit 15, on slide unit 15, be fixed with main box 11, main box 11 tops are provided with cover plate 10, and cover plate 10 is provided with electric machine support 20, electric machine support 20 is provided with connecting plate for electric motor 6, and is fixed with motor 1 on described connecting plate for electric motor 6.
The front end side wall of described main box 11 is provided with front shrouding 61, and the rear end sidewall of main support 77 is provided with rear shrouding 30, is provided with Internal baffle 77 in main support 77, and Internal baffle 77 rear walls are provided with inner sealed board 42; Rear shrouding 30 outsides are provided with two groups of big belt pulleys 29, and meanwhile, motor 1 rear end outside is connected with small belt pulley 28, between described two groups of big belt pulleys 29 and small belt pulley 28, by V belt 27, are connected.
In addition, on front shrouding 61, be arranged with many group auger spindles 56, between many group auger spindles 56, be provided with many group jackshafts 73.
Between rear shrouding 30 and two groups of big belt pulleys 29, all by a belt shaft 35, join, the rear end of described belt shaft 35 all extends to corresponding big belt pulley 29 middle parts, and the front end of belt shaft 35 all extends in described Internal baffle 77 simultaneously; Wherein, the position joining with each belt shaft 35 on rear shrouding 30 is equipped with bearing 32; The position joining with big belt pulley 29 on belt shaft 35 is equipped with belt flat key 37; In addition, the position of belt shaft 35 between rear shrouding 30 and Internal baffle 77 is equipped with shaft gear 34.
On the axis body of belt shaft 35, all cover has an oil seal cover 31, and described oil seal cover 31 is located on the lateral wall of rear shrouding 30.
The front end of auger spindle 56 extends outside front shrouding 61, in auger spindle 56 front end extending parts, is equipped with pin 57, and cover has drill bit connecting axle 58 on auger spindle 56 front end extending parts, and drill bit connecting axle 58 is connected with drill bit 78; The rear end of auger spindle 56 extends in Internal baffle 77, and the position joining with each auger spindle 56 on Internal baffle 77 is equipped with a blanking cover 43, and wherein, position corresponding with each blanking cover 43 position on inner sealed board 42 is equipped with a screw, and screw is used for compressing blanking cover 43.
On the axis body of auger spindle 56, all cover has an auger spindle gear 51, and auger spindle 56 is equipped with an auger spindle flat key 52 with the position that auger spindle gear 51 joins.
The joint of auger spindle 56 front end extending parts and drill bit connecting axle 58 is all overlapped and is had adjusting nut 54, and near adjusting nut 54 places, is equipped with locking nut 55 on drill bit connecting axle 58.
Described jackshaft 73 rear ends are successively by Internal baffle 77, inner sealed board 42, shaft gear 34 and rear shrouding 30, and jackshaft 73 front ends extend to front shrouding 61 simultaneously, between the front end end of jackshaft 73 and front shrouding 61, are provided with blanking cover 42; Wherein, the position joining with shaft gear 34 on jackshaft 73 is provided with jackshaft gear wheel 72, and jackshaft 73 is provided with jackshaft flat key 71 with the position that jackshaft gear wheel 72 joins, and jackshaft 73 is provided with bearing 32 with the position that Internal baffle 77 joins; In addition, the axis body of jackshaft 73 is provided with jackshaft pinion 74; Jackshaft 73 is provided with spacer 75 on the position between jackshaft pinion 74 and front shrouding 61; In addition, jackshaft pinion 74 is connected with auger spindle flat key 52.
The bottom of slide unit 15 left and right sides is all connected with a fixed head 18; On fixed head 18, be respectively equipped with side plate 22 and liner plate 23; Slide unit 15 lower surfaces are provided with cylinder bracket 62, and described cylinder bracket 62 is vertical bending type structure, and the horizontal position of cylinder bracket 62 and slide unit 15 lower surfaces join, and are fixed with oil cylinder 64 on the vertical position of cylinder bracket 62 simultaneously.
On slide unit 15 left and right sides walls, be equipped with a positive connector 17, described positive connector 17 is connected with oil pipe 16.
As shown in Fig. 6 ~ Figure 10, described workpiece erecting bed comprises workbench 1, and workbench 1 lower surface is provided with main shaft 16, and workbench 1 front side is provided with handle 19, and described handle 19 is fixed on the end of main shaft 16 and can swings; The left and right sides of workbench 1 upper surface is respectively equipped with left bushing plate 26 and right bushing plate 29, and described left bushing plate 26 and right bushing plate 29 are all arranged on workbench 1 upper surface by backing plate 27; On left bushing plate 26 and right bushing plate 29, be equipped with two groups of support nails 2, and be all fixed with a pressing plate 3 at the top of every group of support nail 2.
In the front side of left bushing plate 26 and right bushing plate 29, be equipped with a fixing supporting plate 7; At workbench 1 upper surface, the position between left bushing plate 26 and right bushing plate 29 is arranged with two groups of vertical lifting supporting plates 8 of placing simultaneously, and wherein every group of lifting supporting plate 8 bottoms are all connected with two groups of push rods 9; Push rod 9 bottoms are provided with moving roller shaft 42, and on moving roller shaft 42, cover has roller 43.
The rear and front end of workbench 1 downside is all horizontally arranged with a lifter plate 44; Wherein, the rear and front end of workbench 1 lower surface is all fixed with two groups of symmetrical roller mount 41, is provided with final conclusion axle 39 in described roller mount 41, and on final conclusion axle 39, cover has the roller of determining 40; Described lifter plate 44 is laterally placed on main shaft 16 to be determined on roller 40 with two groups that are positioned at same one end.
Two groups of moving rollers 43 that are positioned at same one end touch mutually with the upper surface of lifter plate 44; In addition, lifter plate 44 upper surfaces are wavy shaped configuration, the position that lifter plate 44 lower surfaces contact with main shaft 16 is dentalation, the position joining with lifter plate 44 on main shaft 16 is equipped with a gear 14, in gear 14, be provided with flat key 12, in addition, workbench 1 lower surface rear end is fixed with axle bed 10, and main shaft 16 ends, rear end are located in described axle bed 10; Main shaft 16 rotates under the effect of swinging of handle 19, and the toothed surfaces by lifter plate 44 drives lifter plate 44 on roller 40, to horizontally slip determining, horizontally slipping in process of lifter plate 44, moving roller 43 carries out lifting along the waveform upper surface of lifter plate 44, and then drive push rod 9, make lifting supporting plate 8 complete under the effect of push rod 9 and rise or decline.
The bottom of main shaft 16 former and later two sidewalls is equipped with a latch 38.
The two ends, left and right of workbench 1 upper surface are equipped with a shred holding up plate 80.
The processing method of the multi spindle drilling head lathe of crankcase side thread Pilot hole processing, comprises the steps:
1) position of stablizing workpiece erecting bed by latch 38;
2) by the left bushing plate 26 on workbench 1, right bushing plate 29, positioning seat 31, fixedly supporting plate 7 and 8 cooperations of lifting supporting plate, crankcase is placed on workbench 1;
3) by swinging of handle 19, control the rotation of main shaft 16, main shaft 16 toothed surfaces by lifter plate 44 in rotation process drives lifter plate 44 on roller 40, to horizontally slip determining; Wherein, horizontally slipping in process of lifter plate 44, moving roller 43 carries out lifting along the waveform upper surface of lifter plate 44, and then drive push rod 9, make lifting supporting plate 8 under the effect of push rod 9, complete upper and lower vertically-acting, to control crankcase position, in control procedure, by 35 pairs of crankcase positions of Limit screw, limit simultaneously;
4) motor 1 drives big belt pulley 29 to rotate by small belt pulley 28; Belt shaft 35 drives shaft gear 34 to rotate under the driving of big belt pulley 29;
5) shaft gear 34 is by driving jackshaft gear wheel 72 to drive jackshaft 73 to rotate, and jackshaft 73 drives jackshaft pinion 74 to rotate; And then order has the auger spindle 56 of annexation to rotate by auger spindle flat key 52 and the jackshaft pinion 74 of jackshaft 73;
6) the side screw thread of the 78 pairs of gear-boxes of drill bit by auger spindle 56 front ends carries out bottom outlet boring; In process, by adjusting nut 54, adjust the extended position of drill bit 78.
Said process is controlling run under digital control system, and wherein, slide unit 15 slidably, to adjust Working position,, can add the oil in oil cylinder 64 on drill bit 78 to by oil pipe 16 meanwhile, to increase working (machining) efficiency.
Claims (9)
1. the multi spindle drilling head lathe of crankcase side thread Pilot hole processing, is characterized in that comprising interconnective workpiece erecting bed and multiple spindle drill head, wherein, on workpiece erecting bed, is fixed with crankcase;
Described multiple spindle drill head comprises slide unit (15), on slide unit (15), be fixed with main box (11), main box (11) top is provided with cover plate (10), cover plate (10) is provided with electric machine support (20), electric machine support (20) is provided with connecting plate for electric motor (6), and is fixed with motor (1) on described connecting plate for electric motor (6); Wherein, the front end side wall of described main box (11) is provided with front shrouding (61), and the rear end sidewall of main support (77) is provided with rear shrouding (30), is provided with Internal baffle (77) in main support (77), and Internal baffle (77) rear wall is provided with inner sealed board (42); Rear shrouding (30) outside is provided with two groups of big belt pulleys (29), and meanwhile, outside, motor (1) rear end is connected with small belt pulley (28), between described two groups of big belt pulleys (29) and small belt pulley (28), by V belt (27), is connected; In addition, on front shrouding (61), be arranged with many group auger spindles (56), between many group auger spindles (56), be provided with many group jackshafts (73);
Described workpiece erecting bed comprises workbench (1), and workbench (1) lower surface is provided with main shaft (16), and the bottom of former and later two sidewalls of main shaft (16) is equipped with a latch (38); Workbench (1) front side is provided with handle (19), and described handle (19) is fixed on the end of main shaft (16) and can swings; The left and right sides of workbench (1) upper surface is respectively equipped with left bushing plate (26) and right bushing plate (29), and described left bushing plate (26) and right bushing plate (29) are all arranged on workbench (1) upper surface by backing plate (27); On left bushing plate (26) and right bushing plate (29), be equipped with two groups of support nails (2), and be all fixed with a pressing plate (3) at the top of every group of support nail (2); In the front side of left bushing plate (26) and right bushing plate (29), be equipped with a fixing supporting plate (7); The position being simultaneously positioned between left bushing plate (26) and right bushing plate (29) at workbench (1) upper surface is arranged with two groups of vertical lifting supporting plates (8) of placing, and wherein every group of lifting supporting plate (8) bottom is all connected with two groups of push rods (9); Wherein push rod (9) bottom is provided with moving roller shaft (42), and the upper cover of moving roller shaft (42) has roller (43).
2. the multi spindle drilling head lathe that crankcase according to claim 1 side thread Pilot hole is processed, it is characterized in that all by a belt shaft (35), joining between described rear shrouding (30) and two groups of big belt pulleys (29), the rear end of described belt shaft (35) all extends to corresponding big belt pulley (29) middle part, and the front end of belt shaft (35) all extends in described Internal baffle (77) simultaneously; Wherein, rear shrouding (30) position upper and that each belt shaft (35) joins is equipped with bearing (32); Belt shaft (35) position upper and that big belt pulley (29) joins is equipped with belt flat key (37); In addition the position that, belt shaft (35) is positioned between rear shrouding (30) and Internal baffle (77) is equipped with shaft gear (34).
3. the multi spindle drilling head lathe of crankcase according to claim 1 side thread Pilot hole processing, all overlaps and has an oil seal cover (31) on the axis body of the belt shaft (35) described in it is characterized in that, described oil seal cover (31) is located on the lateral wall of rear shrouding (30); In addition, belt shaft (35) is equipped with bearing (32) with the position that Internal baffle (77) joins; Meanwhile, belt shaft (35) is equipped with gear flat key (68) with the position that shaft gear (34) joins; In addition, belt shaft (35) is positioned on the position between rear shrouding (30) and shaft gear (34) and is equipped with spacer ring (66).
4. the multi spindle drilling head lathe that crankcase according to claim 1 side thread Pilot hole is processed, the front end that it is characterized in that described auger spindle (56) extends outside front shrouding (61), in auger spindle (56) front end extending part, be equipped with pin (57), and on auger spindle (56) front end extending part, cover has drill bit connecting axle (58), and drill bit connecting axle (58) is connected with drill bit (78); The rear end of auger spindle (56) extends in Internal baffle (77), Internal baffle (77) position upper and that each auger spindle (56) joins is equipped with a blanking cover (43), wherein, the upper position corresponding with each blanking cover (43) position of inner sealed board (42) is equipped with a screw, and screw is used for compressing blanking cover (43).
5. the multi spindle drilling head lathe that crankcase according to claim 4 side thread Pilot hole is processed, on the axis body of the auger spindle (56) described in it is characterized in that, all cover has an auger spindle gear (51), and auger spindle (56) is equipped with an auger spindle flat key (52) with the position that auger spindle gear (51) joins; In addition, the joint of auger spindle (56) front end extending part and drill bit connecting axle (58) is all overlapped has adjusting nut (54) and locates to be equipped with locking nut (55) at the upper close adjusting nut (54) of drill bit connecting axle (58).
6. the multi spindle drilling head lathe that crankcase according to claim 1 and 2 side thread Pilot hole is processed, it is characterized in that described jackshaft (73) rear end is successively by Internal baffle (77), inner sealed board (42), shaft gear (34) and rear shrouding (30), jackshaft (73) front end extends to front shrouding (61) simultaneously, between the front end end of jackshaft (73) and front shrouding (61), is provided with blanking cover (42); Wherein, jackshaft (73) position upper and that shaft gear (34) joins is provided with jackshaft gear wheel (72), and jackshaft (73) is provided with jackshaft flat key (71) with the position that jackshaft gear wheel (72) joins, jackshaft (73) is provided with bearing (32) with the position that Internal baffle (77) joins; In addition, the axis body of jackshaft (73) is provided with jackshaft pinion (74); The position that jackshaft (73) is positioned between jackshaft pinion (74) and front shrouding (61) is provided with spacer (75); In addition, jackshaft pinion (74) is connected with auger spindle flat key (52).
7. the multi spindle drilling head lathe of crankcase according to claim 1 side thread Pilot hole processing, is characterized in that the bottom of described slide unit (15) left and right sides is all connected with a fixed head (18); On fixed head (18), be respectively equipped with side plate (22) and liner plate (23); Slide unit (15) lower surface is provided with cylinder bracket (62), described cylinder bracket (62) is vertical bending type structure, the horizontal position of cylinder bracket (62) and slide unit (15) lower surface join, and are fixed with oil cylinder (64) on the vertical position of cylinder bracket (62) simultaneously; On the wall of slide unit (15) left and right sides, be equipped with a positive connector (17), described positive connector (17) is connected with oil pipe (16).
8. the multi spindle drilling head lathe of crankcase according to claim 1 side thread Pilot hole processing, is characterized in that the rear and front end of described workbench (1) downside is all horizontally arranged with a lifter plate (44); Wherein, the rear and front end of workbench (1) lower surface is all fixed with two groups of symmetrical roller mount (41), is provided with final conclusion axle (39) in described roller mount (41), and the upper cover of final conclusion axle (39) has the roller of determining (40); Described lifter plate (44) is laterally placed on main shaft (16) and is positioned at two groups of same one end to be determined on roller (40); Meanwhile, two groups of moving rollers (43) that are positioned at same one end touch mutually with the upper surface of lifter plate (44); In addition, lifter plate (44) upper surface is wavy shaped configuration, the position that lifter plate (44) lower surface contacts with main shaft (16) is dentalation, main shaft (16) position upper and that lifter plate (44) joins is equipped with a gear (14), in gear (14), be provided with flat key (12), in addition, workbench (1) lower surface rear end is fixed with axle bed (10), and main shaft (16) end, rear end is located in described axle bed (10); Main shaft (16) rotates under the effect of swinging of handle (19), and the toothed surfaces by lifter plate (44) drives lifter plate (44) on roller (40), to horizontally slip determining, horizontally slipping in process of lifter plate (44), moving roller (43) carries out lifting along the waveform upper surface of lifter plate (44), and then drive push rod (9), make lifting supporting plate (8) complete under the effect of push rod (9) and rise or decline.
9. the multi spindle drilling head lathe of crankcase according to claim 1 side thread Pilot hole processing, is characterized in that described workbench (1) front end is provided with positioning seat (31), is provided with axle sleeve (20) between described handle (19) and positioning seat (31); Workbench (1) has Limit screw (35), and extend respectively outside the left and right sidewall of workbench (1) at described Limit screw (35) two ends; The two ends, left and right of workbench (1) upper surface are equipped with a shred holding up plate (80).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320382201.3U CN203437680U (en) | 2013-06-28 | 2013-06-28 | Multi-shaft drilling head machine tool for side surface thread bottom hole machining of crank case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320382201.3U CN203437680U (en) | 2013-06-28 | 2013-06-28 | Multi-shaft drilling head machine tool for side surface thread bottom hole machining of crank case |
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| CN203437680U true CN203437680U (en) | 2014-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320382201.3U Expired - Fee Related CN203437680U (en) | 2013-06-28 | 2013-06-28 | Multi-shaft drilling head machine tool for side surface thread bottom hole machining of crank case |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103357914A (en) * | 2013-06-28 | 2013-10-23 | 广西清隆机械制造有限公司 | Multiple-shaft drill bit machine tool for processing threaded bottom hole in side surface of crank case and processing method thereof |
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2013
- 2013-06-28 CN CN201320382201.3U patent/CN203437680U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103357914A (en) * | 2013-06-28 | 2013-10-23 | 广西清隆机械制造有限公司 | Multiple-shaft drill bit machine tool for processing threaded bottom hole in side surface of crank case and processing method thereof |
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