CN109604673A

CN109604673A - A kind of big more drill bit drilling machines of lid of differential carrier

Info

Publication number: CN109604673A
Application number: CN201811483907.2A
Authority: CN
Inventors: 蔡建军; 徐世斌
Original assignee: Shiyan Ruihu Machinery Technology Co Ltd
Current assignee: Shiyan Ruihu Machinery Technology Co Ltd
Priority date: 2018-12-06
Filing date: 2018-12-06
Publication date: 2019-04-12
Anticipated expiration: 2038-12-06
Also published as: CN109604673B

Abstract

The present invention relates to machinery manufacturing technology fields, and in particular to a kind of big more drill bit drilling machines of lid of differential carrier, including lower tooling, upper tooling, combination bushing plate and general dynamic box assembly.Present invention setting is by motor driven, by gear drive come reduction of speed in reduction gearbox；The driving shaft that the present invention is arranged has two rotation gears of upper and lower level, by a spindle rotation can drive simultaneously different layers drilling rod assembly direct greatly gear and minor diameter bar assembly gear and meanwhile rotate.The big caping of differential carrier can be risen and be transferred by oil cylinder by the lower tooling that the present invention is arranged, convenient working.Present invention design is simple, easy to use, low in energy consumption, and machining accuracy is high, and general factory is suitble to be widely used.

Description

A kind of big more drill bit drilling machines of lid of differential carrier

Technical field

The present invention relates to machinery manufacturing technology fields, and in particular to a kind of big more drill bit drilling machines of lid of differential carrier.

Background technique

Differential mechanism is played a crucial role to the traveling of stablizing of automobile, and the structure of differential carrier and machining accuracy Directly affect the working performance of differential mechanism.Differential casing is equipped with the flange face and flange hole that connect with bevel gear, and flange Hole is formed by machining.General flange hole has multiple macropores and aperture, and the processing of flange hole is added using drilling machine drilling Work, before drilling be by differential carrier positioning and clamping in the tooling for boring flange hole, by the drill bit on drilling machine move down into Row bore operation.But most of drilling machines are all single drilling works, need drilling machine spinning movement more than porous operation real It is existing, it also results in it is difficult to ensure that machining precision and precision, operating process is complicated, working efficiency is low.

Summary of the invention

In order to solve the above technical problem, the present invention provides a kind of big more drill bit drilling machines of lid of differential carrier, can be real simultaneously Multiple size flange holes carry out bore operation simultaneously on existing differential carrier.

A kind of big more drill bit drilling machines of lid of differential carrier, including lower tooling, upper tooling, combination bushing plate and general dynamic case are total Include universal fixture frame, coarse positioning disk and oil cylinder at, the lower tooling, the universal fixture frame include lathe connecting bottom board, Machine frame bottom plate, tooling movable plate, tooling cradle, machine frame upper plate, guide post and guide sleeve assembly；The lathe connects bottom Plate is bolted on lathe, and the machine frame bottom plate is bolted on the lathe connecting bottom board, described to lead Column is provided with four and homogeneous vertical is fixed on the machine frame bottom plate, four guide posts are mobile across the tooling The center of plate, the tooling movable plate is fixedly connected on the piston-rod end of the oil cylinder, and the tooling movable plate is logical It crosses track guide wheel to couple with the tooling cradle, the coarse positioning disk is fixed on the tooling cradle, described thick fixed Circle of position disk, which can position, places the big lid of differential carrier；The guide post upper end is fixed with the machine frame upper plate, the machine frame Upper plate center opening position is provided with the combination bushing plate；The combination drill template is the disk of two layers of central opening, lower layer Disk perimeter is evenly arranged with A drill bushing, and B drill bushing is evenly arranged with around lower disc.

Further, the general dynamic box assembly includes that slide unit, reduction gearbox, motor, output shaft and transition gear axle are total At；The upper and lower are provided in the reduction gearbox；No.1 gear is fixed with outside the output shaft；The motor is fixed on described Above upper layer；The transition gear axle assembly includes transition gear axle, No. two gears, No. three gears, No. nine bearings and No. ten axis It holds, No. nine bearings are fixedly connected with the upper layer, and described No. ten bearings are fixedly connected with the lower layer.

Further, the upper tooling include bull cabinet, active axle assembly, A axis drilling rod assembly, B axle drilling rod assembly and Oil pump axle assembly；The bull cabinet includes upper layer case, middle layer case, lower layer's case and vertical plate；The active axle assembly includes No. four Gear, No. five gears, No.1 bearing, No. two bearings, driving shaft, No. three bearings and No. four bearings, the No.1 bearing, described two Number bearing, No. three bearings, No. four bearings, No. four gears and No. five gears are axially fixed on driving shaft different location, described No. three bearings pass through upper layer case center and are fixedly connected with the upper layer case, and No. two bearings pass through in the middle layer case The heart is simultaneously fixedly connected with the middle layer case, and the No.1 bearing, which passes through lower layer's case center and fixes with lower layer's case, to be joined It connects, No. four bearings；No. six gears, No. five bearings, No. six bearings, ride on Bus No. 11 bearing and A axis are provided on A axis drilling rod assembly Drill bit, No. six bearings are fixed in the through-hole of the upper layer case, and the ride on Bus No. 11 bearing passes through the through-hole of the middle layer case And be fixedly connected with the middle layer case, No. five bearings, which pass through the through-hole of lower layer's case and fix with the middle layer case, to be joined It connects；No. seven gears, No. seven bearings, No. eight bearings and B axle drill bit are provided on B axle drilling rod assembly, No. eight bearings pass through institute State the through-hole of middle layer case and be fixedly connected with the middle layer case, No. seven bearings pass through the through-hole of lower layer's case and with the middle layer Case is fixedly connected.

Further, the A axis drilling rod assembly and the B axle drilling rod assembly have 3-12 respectively.

Further, the oil pump axle assembly includes plunger-type fuel pump, oil pump shaft, oil pump eccentric bushing and ten No. two bearings；Institute It states and is fixed with No. eight gears on ten No. two bearings, No. eight gears are engaged with No. four gears, below No. eight gears It is provided with stop bit nut.

Further, the No.1 gear is engaged with No. two gears, and No. three gears are nibbled with No. two gears It closes, No. four gears are engaged with No. six gears, and No. five gears are engaged with No. seven gears；No. four gears Thickness is 2-3 times of No. six gear thickness, and No. five gear thickness is 2-3 times of No. seven gear thickness.

The invention has the following advantages:

1, present invention setting is by motor driven, by gear drive come reduction of speed in reduction gearbox.

2, the driving shaft that the present invention is arranged has two rotation gears of upper and lower level, the tooth of one layer of gear and major diameter drilling rod assembly Wheel engagement, one layer of gear are engaged with the gear of minor diameter bar assembly, can drive difference simultaneously by a spindle rotation The big directly gear of drilling rod assembly of layer and the gear of minor diameter bar assembly rotate simultaneously；In addition the gear of big directly drilling rod assembly It is respectively set multiple with the gear of minor diameter bar assembly and is divided into upper layer and lower layer, ingenious can mutually avoid, spaces compact is right The multiple drilling rods that should be arranged can simultaneously rotary operation.

3, the big caping of differential carrier can be risen and be transferred by oil cylinder by the lower tooling that the present invention is arranged, convenient working.

4, present invention design is simple, easy to use, low in energy consumption, and machining accuracy is high, and general factory is suitble to be widely used.

Detailed description of the invention

Fig. 1 is the big more bit bore bed plan views of lid of the differential carrier in the embodiment of the present invention；

Fig. 2 is the lower tooling schematic diagram in the embodiment of the present invention；

Fig. 3 is upper tooling and general dynamic box assembly schematic diagram in the embodiment of the present invention；

Fig. 4 is the oil pump shaft assembly diagram in the embodiment of the present invention；

Fig. 5 is the driving shaft assembly diagram in the embodiment of the present invention；

Fig. 6 is the A axis drilling rod assembly diagram in the embodiment of the present invention；

Fig. 7 is the B axle drilling rod assembly diagram in the embodiment of the present invention；

Fig. 8 is A in Fig. 3 to schematic diagram；

Fig. 9 is B in Fig. 3 to schematic diagram；

In figure:

1 lower tooling, 10 universal fixture framves, 100 lathe connecting bottom boards, 101 machine frame bottom plates, 102 tooling movable plates, 103 toolings Cradle, 104 machine frame upper plates, 105 guide posts, 106 guide sleeve assemblies, 107 track guide wheels, 11 coarse positioning disks, 12 oil cylinders；

Tooling, 20 bull cabinets, 201 upper layer casees, 202 middle layer casees, 203 lower layer's casees, 204 vertical plates, 21 active axle assemblies, 210 on 2 No. four gears, 211 No. five gears, 212 No.1 bearings, 213 No. two bearings, 214 driving shafts, 215 No. three bearings, 216 No. four axis It holds, 22 A axis drilling rod assemblies, 220 No. six gears, 221 No. five bearings, 222 A axis drill bits, 223 No. six bearings, 224 ride on Bus No. 11 axis Hold, 23 B axle drilling rod assemblies, 230 No. seven gears, 231 No. seven bearings, 232 B axle drill bits, 233 No. eight bearings, 24 oil pump shafts it is total At, 240 oil pump shafts, 241 plunger-type fuel pumps, 242 oil pump eccentric bushings, 2,430 No. two bearings, 244 No. eight gears, 245 stop bit nuts；

3 combination drill templates, 4 general dynamic box assemblies, 41 slide units, 42 reduction gearboxes, 420 upper layers, 421 lower layers, 43 motors, 44 outputs Axis, 440 No.1 gears, 45 transition gear axle assemblies, 450 No. two gears, 451 No. three gears, 452 No. nine bearings, 453 transition teeth Wheel shaft, 454 No. ten bearings, the big lid of 5 differential carriers.

Specific embodiment

In order to make the purpose of the present invention, advantage and embodiment seem be more clear it is clear, now in conjunction with specific embodiment pair The present invention is further described, it should be understood that embodiment described herein is only explanation of the present invention, not It is construed as limiting the invention.

Referring to Fig. 1, Fig. 2, a kind of big more drill bit drilling machines of lid of differential carrier, including lower tooling 1, upper tooling 2, combination bushing plate 3 and general dynamic box assembly 4, lower tooling 1 includes universal fixture frame 10, coarse positioning disk 11 and oil cylinder 12, universal fixture frame 10 Including lathe connecting bottom board 100, machine frame bottom plate 101, tooling movable plate 102, tooling cradle 103, machine frame upper plate 104, Guide post 105 and guide sleeve assembly 106；Lathe connecting bottom board 100 is bolted on lathe, and machine frame bottom plate 101 is logical It crosses bolt to be fixed on the lathe connecting bottom board 100, guide post 105 is provided with four and homogeneous vertical is fixed on machine frame bottom On plate 101, four guide posts 105 pass through tooling movable plate 102, and the center of tooling movable plate 102 is fixedly connected in oil cylinder On 12 piston-rod end, tooling movable plate 102 is coupled by track guide wheel 107 with tooling cradle 103, coarse positioning disk 11 It is fixed on tooling cradle 103, coarse positioning disk 11, which can position, places the big lid 5 of differential carrier；105 upper end of guide post is fixed There is machine frame upper plate 104,104 center opening position of machine frame upper plate is provided with combination bushing plate 3.

Referring to fig. 2, further, combination drill template 3 is the disk of two layers of central opening, is uniformly arranged around lower disc There is A drill bushing 31, be evenly arranged with B drill bushing 32 around lower disc, the number of A drill bushing 31 and B drill bushing 32 is according to required processing The drilling that differential carrier covers greatly determines.

Referring to Fig. 1, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, upper tooling 2 includes bull cabinet 20, active axle assembly 21, A axis brill Bar assembly 22, B axle drilling rod assembly 23 and oil pump axle assembly 24；Bull cabinet 20 includes upper layer case 201, middle layer case 202, lower layer's case 203, vertical plate 204,204 vertically arranged connection upper layer case 201 of vertical plate, middle layer case 202 and lower layer's case 203 become an entirety；It is main Moving axis assembly 21 includes 210, No. five gears 211 of No. four gears, 212, No. two bearings 213 of No.1 bearing, driving shaft 214, three Bearing 215 and No. four bearings 216, the gear of bearing 216, four of bearing 215, four of bearing 213, three of No.1 bearing 212, two 210 and No. five gears 211 be axially fixed on 214 different location of driving shaft, No. three bearings 215 pass through 201 center of upper layer case And be fixedly connected with upper layer case 201, No. two bearings 213 pass through 202 center of middle layer case and are fixedly connected with middle layer case 202, No.1 Bearing 212 passes through 203 center of lower layer's case and is fixedly connected with lower layer case 203；No. six gears are provided on A axis drilling rod assembly 22 220,221, No. six bearings 223 of No. five bearings, ride on Bus No. 11 bearing 224 and A axis drill bit 222, No. six bearings 223 are fixed on upper layer case In 201 through-hole, ride on Bus No. 11 bearing 224 passes through the through-hole of middle layer case 202 and is fixedly connected with middle layer case 202, No. five bearings 221 Across lower layer's case 203 through-hole and be fixedly connected with middle layer case 203；No. seven gears 230, seven are provided on B axle drilling rod assembly 23 Number 231, No. eight bearings 233 of bearing and B axle drill bit 232, No. eight bearings 233 pass through the through-hole of middle layer case 202 and with middle layer case 202 It is fixedly connected, No. seven bearings 231 pass through the through-hole of lower layer's case 203 and are fixedly connected with middle layer case 203；A axis drilling rod assembly 22 is logical It crosses 3 bearings to be fixedly connected with bull cabinet 20, B axle drilling rod assembly 23 is fixedly connected by 3 bearings with bull cabinet 20, can To guarantee stability that A axis drill bit 222 and B axle drill bit 232 rotate during bore operation.

Referring to Fig. 1, Fig. 3, the general dynamic box assembly 4 includes slide unit 41, reduction gearbox 42, motor 43,44 and of output shaft Transition gear axle assembly 45；Upper layer 420 and lower layer 421 are provided in the reduction gearbox 42；One is fixed with outside the output shaft 44 Number gear 440, the output shaft 440 pass through 420 central through hole of upper layer；The motor 43 is fixed on the upper layer 420 Side；The transition gear axle assembly 45 includes the gear 450, three of transition gear axle 453, two 451, No. nine bearings 452 of gear With No. ten bearings 454, No. two gears 450, No. three gears 451 and No. nine bearings 452 are socketed in the transition gear On axis 453, No. nine bearings 452 are fixedly connected with the upper layer 420, and described No. ten bearings 454 and the lower layer 421 are fixed Connection.

Referring to Fig. 3, further, A axis drilling rod assembly and B axle drilling rod assembly have 3-12 respectively, A axis drilling rod assembly and B Axis drilling rod assembly can convert the drilling rod using different-diameter, and to meet, accessory processing difference need to process hole count and different need add The requirement of work bore dia.

Referring to fig. 4, further, oil pump axle assembly 24 includes plunger-type fuel pump 241, oil pump shaft 240, oil pump eccentric bushing 242 With bearing 243, plunger-type fuel pump 241 exports lubricating oil and is lubricated via eccentric bushing to bearing 243；Preferably, solid on bearing 243 Surely there is gear 244, gear 244 is engaged with No. four gears 210, and stop bit nut 245, stop bit nut 245 are provided with below gear 244 Stop bit fixed function is played to oil pump shaft 240.

Referring to Fig. 1, Fig. 3, Fig. 8, Fig. 9, further, No.1 gear 440 is engaged with No. two gears 450, No. three gears 451 It is engaged with No. two gears 450, No. four gears 210 are engaged with No. six gears 220, and No. five gears 211 are engaged with No. seven gears 230； No. six gears 220 can move up and down along A axis setting position, and No. seven gears 230 can move up and down along B axle setting position；Four The thickness of number gear 210 is 2-3 times of No. six 220 thickness of gear, and the thickness of No. five gears 211 is No. seven 230 thickness of gear 2-3 times；Multiple gear intervals of No. six gears 220 setting are uniformly arranged on around No. four gears 210, and the gear being spaced exists Same layer horizontal plane；Multiple gear intervals of No. seven gears 230 setting are uniformly arranged on around No. five gears 211, and are spaced Gear in same layer horizontal plane.

Preferably, thus it is possible to vary the transmission ratio of No. four gears 210 and No. six gears 220 changes the rotation of A axis drill bit 222 Rate, thus it is possible to vary the transmission ratio of No. five gears 211 and No. seven gears 230 changes the speed of rotation of B axle drill bit 232.By defeated The transmission ratio of shaft to driving shaft is 3.61:1-6.25:1, to realize the deceleration of output shaft to driving shaft；No. four gears 210 and the transmission ratios of No. six gears 220 be 1:1.69-1:2.0, the transmission ratio of No. five gears 211 and No. seven gears 230 is 1: 1.69-1:2.57 realizes the speedup function of driving shaft to A axis, driving shaft to B axle.

In use, oil cylinder 12 can push tooling movable plate 102 to move along a straight line upwards along guide post 105, tooling is mobile Plate 102 drives coarse positioning disk 11 and the big lid 5 of differential carrier fixed thereon to move upwards simultaneously, A axis drilling rod and B axle drilling rod point Corresponding A drill bushing 31 and B drill bushing 32 and the big lid 5 of differential carrier Chuan Guo not be finally touched, motor 43 is started to work, output shaft 44 rotations are driven A axis drilling rod and B axle drilling rod to rotate by different gear drives and carry out bore operation.

The above described specific embodiments of the present invention do not constitute a limitation on the scope of protection of the present invention, any basis Any other various changes and modifications made by technical concept of the invention should be included in the guarantor of the claims in the present invention It protects in range.

Claims

1. a kind of big more drill bit drilling machines of lid of differential carrier, including lower tooling (1), upper tooling (2), combination are bushing plate (3) and general Power box assembly (4), which is characterized in that the lower tooling (1) includes universal fixture frame (10), coarse positioning disk (11) and oil cylinder (12), the universal fixture frame (10) include lathe connecting bottom board (100), machine frame bottom plate (101), tooling movable plate (102), Tooling cradle (103), machine frame upper plate (104), guide post (105) and guide sleeve assembly (106)；The lathe connecting bottom board (100) it is bolted on lathe, the machine frame bottom plate (101) is bolted on the lathe connecting bottom board (100) on, the guide post (105) is provided with four and homogeneous vertical is fixed on the machine frame bottom plate (101), and described four Root guide post (105) passes through the tooling movable plate (102), and the center of the tooling movable plate (102) is fixedly connected On the piston-rod end of the oil cylinder (12), the tooling movable plate (102) passes through track guide wheel (107) and the tooling feeding Frame (103) connection, the coarse positioning disk (11) are fixed on the tooling cradle (103), the coarse positioning disk (11) It can position and place the big lid (5) of differential carrier；Guide post (105) upper end is fixed with the machine frame upper plate (104), described Machine frame upper plate (104) center opening position is provided with the combination bushing plate (3)；The combination drill template (3) is in two layers The disk of heart opening, is evenly arranged with A drill bushing (31) around lower disc, B drill bushing (32) is evenly arranged with around lower disc.

2. the big more drill bit drilling machines of lid of differential carrier according to claim 1, which is characterized in that the general dynamic box assembly It (4) include slide unit (41), reduction gearbox (42), motor (43), output shaft (44) and transition gear axle assembly (45)；The reduction gearbox (42) upper layer (420) and lower layer (421) are provided in；No.1 gear (440) are fixed with outside the output shaft (44)；The motor (43) it is fixed on above the upper layer (420)；The transition gear axle assembly (45) includes transition gear axle (453), No. two teeth Take turns (450), No. three gears (451), No. nine bearings (452) and No. ten bearings (454), No. nine bearings (452) with it is described on Layer (420) is fixedly connected, and described No. ten bearings (454) are fixedly connected with the lower layer (421).

3. the big more drill bit drilling machines of lid of differential carrier according to claim 1, which is characterized in that the upper tooling (2) includes Bull cabinet (20), active axle assembly (21), A axis drilling rod assembly (22), B axle drilling rod assembly (23) and oil pump axle assembly (24)； The bull cabinet (20) includes upper layer case (201), middle layer case (202), lower layer's case (203) and vertical plate (204)；The driving shaft Assembly (21) includes No. four gears (210), No. five gears (211), No.1 bearing (212), No. two bearings (213), driving shafts (214), No. three bearings (215) and No. four bearings (216), the No.1 bearing (212), No. two bearings (213), No. three axis It holds (215), No. four bearings (216), No. four gears (210) and No. five gears (211) and is axially fixed to driving shaft (214) difference On position, No. three bearings (215) pass through upper layer case (201) center and are fixedly connected with the upper layer case (201), institute No. two bearings (213) are stated across middle layer case (202) center and are fixedly connected with the middle layer case (202), the No.1 axis (212) are held across lower layer's case (203) center and are fixedly connected with lower layer's case (203), No. four bearings (216)；A No. six gears (220), No. five bearings (221), No. six bearings (223), ride on Bus No. 11 bearings are provided on axis drilling rod assembly (22) (224) it is fixed in the through-hole of the upper layer case (201) with A axis drill bit (222), No. six bearings (223), the ride on Bus No. 11 Bearing (224) passes through the through-hole of the middle layer case (202) and is fixedly connected with the middle layer case (202), No. five bearings (221) it passes through the through-hole of lower layer's case (203) and is fixedly connected with the middle layer case (203)；It is set on B axle drilling rod assembly (23) It is equipped with No. seven gears (230), No. seven bearings (231), No. eight bearings (233) and B axle drill bit (232), No. eight bearings (233) Across the middle layer case (202) through-hole and be fixedly connected with the middle layer case (202), No. seven bearings (231) pass through it is described under The through-hole of layer case (203) is simultaneously fixedly connected with the middle layer case (203).

4. the big more drill bit drilling machines of lid of differential carrier according to claim 3, which is characterized in that the A axis drilling rod assembly (22) and the B axle drilling rod assembly (23) has 3-12 respectively.

5. the big more drill bit drilling machines of lid of differential carrier according to claim 3, which is characterized in that the oil pump axle assembly (24) Including plunger-type fuel pump (241), oil pump shaft (240), oil pump eccentric bushing (242) and ten No. two bearings (243)；Ten No. two bearings (243) No. eight gears (244) are fixed on, No. eight gears (244) are engaged with No. four gears (210), and described No. eight Stop bit nut (245) are provided with below gear (244).

6. the big more drill bit drilling machines of lid of differential carrier according to claim 2 or 3, which is characterized in that the No.1 gear (440) it is engaged with No. two gears (450), No. three gears (451) are engaged with No. two gears (450), and described four Number gear (210) is engaged with No. six gears (220), and No. five gears (211) are engaged with No. seven gears (230)； No. four gears (210) thickness is 2-3 times of No. six gears (220) thickness, and No. five gears (211) thickness is institute 2-3 times for stating No. seven gear (230) thickness.