CN103537899B - One drags greatly 4 wheel driven front axle assy assembly line - Google Patents
One drags greatly 4 wheel driven front axle assy assembly line Download PDFInfo
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- CN103537899B CN103537899B CN201210256345.4A CN201210256345A CN103537899B CN 103537899 B CN103537899 B CN 103537899B CN 201210256345 A CN201210256345 A CN 201210256345A CN 103537899 B CN103537899 B CN 103537899B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
- B23P21/004—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
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Abstract
One drags greatly 4 wheel driven front axle assy assembly line, relates to a kind ofly dragging greatly 4 wheel driven propons central authorities' assembly and the assembling of end assembly, this assembly line to install, debugging, detection and control is for main purpose.This device all adopts Closed loop Control, man-machine interface, in assembling process, strictly controls and digital record, and to each part, each assembly has certain follow-up control, feeds back processing, assembling Problems existing in time.One drags greatly 4 wheel driven front axle assy assembly line, is mainly installation, and debugging cone driving support seat general assembly line (containing differential assembly assembling), knuckle hub assembly assembly line, wherein differential assembly fit on is provided with bevel gear wheel bolt screwing machine.
Description
Technical field
The present invention relates to and a kind ofly drag greatly 4 wheel driven propons central authorities' assembly and the assembling, particularly one of end assembly to drag greatly 4 wheel driven front axle assy assembly line.
Background technology
China reform and opening-up since, national economy is increased fast, has become the main flow of the current industrial development of China with " scientific and technical innovation, autonomous innovation ", China's industry progressively to intensive style, energy-saving and emission-reduction, the future development of low-carbon (LC).Domestic market drags greatly 4 wheel driven propons mounting technology immature, mostly still adopt old-fashioned craft to add mechanized equipment pattern.This mode experience of assembler of relying on controls more, directly causes following situations to occur: 1. whether part is processed complete in drawing, cannot determine (because piece test mostly is sampling observation, cannot the accuracy of each part of general warranty); When 2. going wrong in assembling process, find out reason more difficult; 3. system is not had to specify to matching requirements, completely with sensation assembling; 4. certain trace ability be there is no to each assembly.In order to address this problem, R&D institution and science and technology in enterprise personnel, in constantly research, exploration, utilize modern science and technology, although achieve some progress technically, still there is the technical barrier not yet overcome in practice.
Summary of the invention
The object of the invention is to overcome above deficiency, provide one to drag greatly 4 wheel driven front axle assy assembly line, to install, to debug, detection and control is for main purpose.This assembly line all adopts Closed loop Control, man-machine interface, in assembling process, strictly controls and digital record, and to each part, each assembly has certain follow-up control, feeds back processing, assembling Problems existing in time.One drags greatly 4 wheel driven front axle assy assembly line, be mainly installation, debugging cone driving support seat general assembly line (containing differential assembly assembling), knuckle hub assembly assembly line, intelligence degree is high, applied widely, variable is produced, and can load in mixture multiple product, reduces production cost, enhance productivity, the assembly automation of 4 wheel driven front axle assy is dragged greatly in strong improve, and ensures the product quality of agricultural machinery, is better Modernization of agricultural service.
The technical solution adopted for the present invention to solve the technical problems is: comprise cone driving support seat general assembly line, differential assembly assembles, bevel gear wheel bolt screwing machine, trace pad is surveyed and is selected machine, small coning gear shaft locknut screwing down machine, control system, backlash reconditioner, knuckle hub nut tightening machine, knuckle hub assembly assembly line, column, pressure head, checkout gear, guide pillar, underframe, gear-box, screwing tool, measurement mechanism, lifting body, counter weight device, rotating lifting fixture, by tooth brake apparatus, upright post base assembly, tightening mechanism, core-regulating mechanism, hold-down mechanism, balance weight mechanism, indexing mechanism, end assembly, jacking apparatus, motor erecting bed, this assembly line is provided with cone driving support seat general assembly line and knuckle hub assembly assembly line, cone driving support seat general assembly line contains a differential assembly assembling, differential assembly fit on is provided with bevel gear wheel bolt screwing machine, and cone driving support seat general assembly line is provided with the survey of trace pad and selects machine, small coning gear shaft locknut screwing down machine, backlash reconditioner, bevel gear wheel bolt screwing machine, knuckle hub assembly assembly line is provided with knuckle hub nut tightening machine, and trace pad is surveyed and selected machine primarily of column, pressure head, guide pillar, underframe and checkout gear composition, and be furnished with high accuracy displacement sensor, small coning gear shaft locknut screwing down machine, primarily of gear-box, screwing tool, measurement mechanism, lifting body, counter weight device forms, and backlash reconditioner, primarily of upright post base assembly, by tooth brake apparatus, rotating lifting fixture, checkout gear forms, and bevel gear wheel bolt screwing machine, primarily of tightening mechanism, core-regulating mechanism, hold-down mechanism, balance weight mechanism, indexing mechanism forms, and knuckle hub nut tightening machine, primarily of motor erecting bed, gear-box, end assembly, jacking apparatus, counter weight device forms, and closed-loop control system is assembled built-in unit with cone driving support seat general assembly built-in unit with knuckle hub assembly and is connected.
The know-why that the present invention adopts is: this assembly line to install, debugging, detection and control is for main purpose.This device all adopts Closed loop Control, man-machine interface, in assembling process, strictly controls and digital record, and to each part, each assembly has certain follow-up control, feeds back processing, assembling Problems existing in time.One drags greatly 4 wheel driven front axle assy assembly line, is mainly installation, and debugging cone driving support seat general assembly line (containing differential assembly assembling), knuckle hub assembly assembly line, wherein differential assembly fit on is provided with bevel gear wheel bolt screwing machine.
Trace pad is surveyed and is selected machine, and for boring driving support seat general assembly line, detection cone is propped up the thickness of seat assembly main tooth trace pad and can be selected correct pad.Trace pad is surveyed and is selected machine to recheck platform, pad intelligence material storehouse composition primarily of main monitor station, pad, main monitor station device structure has simply again enough strength and stiffness, primarily of column, pressure head, guide pillar, underframe and checkout gear composition, is furnished with high accuracy displacement sensor; Pad is rechecked platform and is furnished with pressure head, and have the error that the elimination of enough pressure energies tilts and overlap causes, whether displacement transducer can accurately measure pad actual (real) thickness, and measurement result will be presented on industrial computer display screen, and select pad qualified selected by being pointed out by indicator lamp; Pad intelligence material storehouse is provided with some pad hanging scrolls, for placing the pad of different-thickness, and with indicator lamp, selecting pad, have intellectuality by indicator lamp alert.
Small coning gear shaft locknut screwing down machine, tightens the detection with bearing pre-fastening for the main teeth nut of boring three kinds of products (front driving axle 704,904,1004) on driving support seat general assembly line.Operation principle: by loading to flange of cardinal tooth nut, detecting bearing pre-fastening moment, do not meet the demands, continue to load to main teeth nut, meet the demands while making main pinion hold idle running, stops loading.It is primarily of body, gearbox assembly, screwing tool, counter weight device, retention device, detection frock, lifting body composition.(1) body, body comprises column and base, and column is fixed on base, and the two is all welding structural element.Column antetheca has linear rolling track, and the slide block on guideway connects with planker, when planker moves up and down driven gear case near or away from workpiece.Column is hollow structure, and the inside has counterweight to move up and down, and when adding counterweight, column lid below can be opened.(2) gearbox assembly, it by detection axis, tighten axle, servomotor, tighten first-class form and possess tighten and measuring ability, when tightening, two servomotors reversely rotate, and driven wheel transmission mechanism makes tappet head drive main tooth and nut rotate thus tighten; Two motors synchronous rotary in the same way during detection.Tighten, detect action and have torque sensor FEEDBACK CONTROL.(3) screwing tool, connecing disc assembly actual is four kinds of tool components, and tappet head finger inserts to be tightened in cover, and jacket casing realizes tightening operation on spline housing.Three kinds of products respectively use a set of screwing tool.(4) counter weight device, is made up of cylinder, sprocket wheel, chain, balancing weight, and sprocket wheel and cylinder are fixed on column top, and chain connects with planker across two sprocket wheel one end, and one end connects with counterweight pull bar, and balancing weight is placed on pull bar pallet.Pull planker to move up and down during Telescopic-cylinder, make gear-box descending or rise.(5) retention device, retention device is fixed on column, encounters the initialization position that retention device determines tappet head when gear-box is descending, and the bolt on retention device is used for regulating barrier height.(6) detect frock, be made up of assembly welding plate and pin, different product needed is changed twice.(7) lifting body, when tightened, cylinder action, by top jack-up, makes workpiece be in free state.
Backlash reconditioner, purposes comprises: 1. differential mechanism and the assembling of boring driving support seat and bearing gland etc.; 2. small coning gear shaft and differential mechanism are by the adjustment of gear tooth side gap and detection; 3. gear running-in observes the measurement with unloaded moment of torsion.Operation principle: driven by servomotor small coning gear shaft, records the umber of pulse that in the hunting period, two torque ripple are peak-to-peak, is scaled backlash value.Primarily of upright post base assembly, rotating lifting fixture, checkout gear, formed by tooth brake apparatus.(1) upright post base assembly, column and base are equipment matrix, and rotating lifting fixture is arranged on the workbench on base table top, and lifting cylinder and checkout gear are arranged in base worktable table top cavity of resorption.(2) rotating lifting fixture, comprises guiding lifting part, swivel plate, left rotation and right rotation bearing, alignment pin and hand handle etc.Rotary tooling plate lifting when cylinder rod stretches out, after coming to a complete stop, pulls right hand side handle and makes to draw pin to retract, and swivel plate can manual rotation 180 degree, and pull hand making to draw pin to reset, draw pin to spring in right rotation bearing locating hole, 180 degree of positions are determined.Two dowel holes on swivel plate are used for mounting tool backing plate, and manual pressing plate is used for workpiece pressing.(3) checkout gear, checkout gear is positioned at chassis interior, comprise hold tightly cone watt, sensor, shaft coupling and servomotor.Driven by servomotor is held cone watt tightly and is driven main pinion to swing, thus realizes measuring operation, during servomotor continuous rotation, and the unloaded torque value of sensor feedback.The all connections of between centers are swelling or the tight connection of report, and for eliminating between centers relative gap, it is firm that connection place should ensure.(4) by tooth brake apparatus, fix the driven gear of differential mechanism when being used for clearance measurement by tooth brake apparatus, it is made up of cylinder, left fastening board, right fastening board and slide rail.During braking, cylinder rod is retracted, and fastening board clamping in left and right is by tooth; When unclamping, cylinder rod stretches out, and is unclamped by tooth.
Bevel gear wheel bolt screwing machine is for tightening differential casing and by tooth attachment bolt, adopting automatically dual-axis tightening way.This equipment moving device adopts line slideway to slide; Equipment is automatic indexing when tighting a bolt; Center square adjustable (143-165mm scope) tightened by differential mechanism; Can tighten eight be evenly distributed bolt and ten be evenly distributed bolt; System interface human oriented design: detailed, understandable; The screw-down torque value of single bolt can be demonstrated respectively; There is data query system, can the real-time query same day or historical production data.
Knuckle hub nut tightening machine, on knuckle hub assembly assembly line, the knuckle hub nut of multiple product tightens the detection with bearing pre-fastening.Equipment carries out step by step for assembling online, tightening to detect; Adopt counterweigh gear-box weight, cylinder vertical feed; Screw-down torque sensor and bearing pre-fastening moment sensor separate by equipment, and realize tightening and detecting synchronously carrying out, efficiency of assembling is high; All felt relieved by top in equipment top and the bottom.Operation principle: by loading to hub nut, detects bearing pre-fastening moment while bearing is dallied, does not meet the demands, and continues to load to hub nut, meets the demands, stop loading.(1) positioner, positioner is fixed on base, when workpiece along with workpiece centre and equipment center can ensure coaxial by moving trolley post-positioning device in place.(2) counter weight device, counter weight device is made up of cylinder, sprocket wheel, chain, balancing weight, and sprocket wheel and cylinder are fixed on column top, and chain connects with planker across two sprocket wheel one end, and one end connects with counterweight pull bar, and balancing weight is placed on pull bar pallet.Pull planker to move up and down during Telescopic-cylinder, make gear-box descending or rise.(3) housing assembly, housing assembly comprises column and base, and column is fixed on base, and the two is all welding structural element.Column antetheca has linear rolling track, and the slide block on guideway connects with planker, when planker moves up and down driven gear case near or away from workpiece.Column is hollow structure, and the inside has counterweight to move up and down, and when adding counterweight, column lid below can be opened.(4) gear case assembly, it by detection axis, tighten axle, servomotor, driver plate, sleeve etc. and form and possess and tighten and measuring ability: when tightening, two servomotors reversely rotate, and driven wheel transmission mechanism makes tappet head drive main tooth and nut rotate thus tighten; Two motors synchronous rotary in the same way during detection.Tighten, detect action and have torque sensor FEEDBACK CONTROL.
Beneficial effect of the present invention is: this assembly line for main purpose with installation, debugging, detection and control, all adopts Closed loop Control, man-machine interface, in assembling process, strictly controls and digital record.It solve the manual low problem with being difficult to debug, detect of machining accuracy adding mechanized equipment pattern and exist, it has each part, and each assembly has certain follow-up control, feeds back processing, assembling Problems existing in time.This device intelligence degree is high, applied widely, and variable is produced, can multiple product be loaded in mixture, reduce production cost, enhance productivity, improve and drag greatly the assembly automation of 4 wheel driven front axle assy, ensure the product quality of agricultural machinery, is better Modernization of agricultural service.
Accompanying drawing explanation
Here further describes the present invention in conjunction with the accompanying drawings and embodiments:
Fig. 1 is a kind of schematic diagram dragging greatly 4 wheel driven front axle assy assembly line
Fig. 2 a kind ofly drags greatly trace pad on 4 wheel driven front axle assy assembly line to survey the front view and the side view that select machine
Fig. 3 is a kind of side view dragging greatly small coning gear shaft locknut screwing down machine on 4 wheel driven front axle assy assembly line
Fig. 4 is a kind of front view and side view of dragging greatly backlash reconditioner on 4 wheel driven front axle assy assembly line
Fig. 5 is a kind of side view dragging greatly bevel gear wheel bolt screwing machine on 4 wheel driven front axle assy assembly line
Fig. 6 is a kind of side view dragging greatly knuckle hub nut tightening machine on 4 wheel driven front axle assy assembly line
In the drawings: 1. bore driving support seat general assembly line, 2. differential assembly assembling, 3. bevel gear wheel bolt screwing machine, 4. trace pad is surveyed and is selected machine, 5. small coning gear shaft locknut screwing down machine, 6. control system, 7. backlash reconditioner, 8. knuckle hub nut tightening machine, 9. knuckle hub assembly assembly line, 10. column, 11. pressure heads, 12. checkout gears, 13. guide pillars, 14. underframe, 15. gear-boxes, 16. screwing tools, 17. measurement mechanisms, 18. lifting bodies, 19. counter weight devices, 20. rotating lifting fixtures, 21. by tooth brake apparatus, 22. upright post base assemblies, 23. tightening mechanisms, 24. core-regulating mechanisms, 25. hold-down mechanisms, 26. balance weight mechanisms, 27. indexing mechanisms, 28. end assemblies, 29. jacking apparatus, 30. motor erecting beds.
Detailed description of the invention
At Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, in Fig. 6: this assembly line is provided with cone driving support seat general assembly line 1 and knuckle hub assembly assembly line 9, cone driving support seat general assembly line 1 is containing a differential assembly assembling 2, differential assembly assembling 2 is provided with bevel gear wheel bolt screwing machine 3, and cone driving support seat general assembly line 1 is provided with the survey of trace pad and selects machine 4, small coning gear shaft locknut screwing down machine 5, backlash reconditioner 7, bevel gear wheel bolt screwing machine 3, knuckle hub assembly assembly line 9 is provided with knuckle hub nut tightening machine 8, and trace pad is surveyed and selected machine 4 primarily of column 10, pressure head 11, guide pillar 13, underframe 14 and checkout gear 12 form, and are furnished with high accuracy displacement sensor, small coning gear shaft locknut screwing down machine 5, primarily of gear-box 15, screwing tool 16, measurement mechanism 17, lifting body 18, counter weight device 19 forms, backlash reconditioner 7, primarily of upright post base assembly 22, by tooth brake apparatus 21, rotating lifting fixture 20, checkout gear 12 forms, bevel gear wheel bolt screwing machine 3, primarily of tightening mechanism 23, core-regulating mechanism 24, hold-down mechanism 25, balance weight mechanism 26, indexing mechanism 27 forms, and knuckle hub nut tightening machine 8, primarily of motor erecting bed 30, gear-box 15, end assembly 28, jacking apparatus 29, counter weight device 19 forms, and closed-loop control system 6 is connected with equipment on knuckle hub assembly assembly line 9 with equipment on cone driving support seat general assembly line 1.
One drags greatly 4 wheel driven front axle assy assembly line, and to install, to debug, detection and control is for main purpose.This assembly line all adopts Closed loop Control, man-machine interface, in assembling process, strictly controls and digital record, and to each part, each assembly has certain follow-up control, feeds back processing, assembling Problems existing in time.One drags greatly 4 wheel driven front axle assy assembly line, be mainly installation, debugging cone driving support seat general assembly line 1 (containing differential assembly assembling 2), knuckle hub assembly assembly line 9, wherein differential assembly assembling 2 is provided with bevel gear wheel bolt screwing machine 3.
Fig. 2: trace pad is surveyed and selected machine 4, for boring driving support seat general assembly line 1, detection cone is propped up the thickness of seat assembly main tooth trace pad and can be selected correct pad.Trace pad is surveyed and is selected machine 4 to comprise main monitor station, pad reinspection platform, pad intelligence material storehouse, main monitor station device structure has simply again enough strength and stiffness, form primarily of column 10, pressure head 11, guide pillar 13, underframe 14 and checkout gear 12, be furnished with high accuracy displacement sensor; Pad is rechecked platform and is furnished with pressure head 11, and have the error that the elimination of enough pressure energies tilts and overlap causes, whether displacement transducer can accurately measure pad actual (real) thickness, and measurement result will be presented on industrial computer display screen, and select pad qualified selected by being pointed out by indicator lamp; Pad intelligence material storehouse is provided with some pad hanging scrolls, for placing the pad of different-thickness, and with indicator lamp, selecting pad, have intellectuality by indicator lamp alert.
Fig. 3: small coning gear shaft locknut screwing down machine 5, tightens the detection with bearing pre-fastening for the main teeth nut of boring three kinds of products (front driving axle 704,904,1004) on driving support seat general assembly line 1.Operation principle: by loading to flange of cardinal tooth nut, detecting bearing pre-fastening moment, do not meet the demands, continue to load to main teeth nut, meet the demands while making main pinion hold idle running, stops loading.It forms primarily of body, gear-box 15 assembly, screwing tool 16, counter weight device 19, retention device, detection frock, lifting body 18.(1) body, body comprises column 10 and base, and column 10 is fixed on base, and the two is all welding structural element.Column 10 antetheca has linear rolling track, and the slide block on guideway connects with planker, when planker moves up and down driven gear case 15 near or away from workpiece.Column 10 is hollow structure, and the inside has counterweight to move up and down, and when adding counterweight, column 10 lid below can be opened.(2) gear-box 15 assembly, it by detection axis, tighten axle, servomotor, tighten first-class form and possess tighten and measuring ability, when tightening, two servomotors reversely rotate, and driven wheel transmission mechanism makes tappet head drive main tooth and nut rotate thus tighten; Two motors synchronous rotary in the same way during detection.Tighten, detect action and have torque sensor FEEDBACK CONTROL.(3) screwing tool 16, connecing disc assembly actual is four kinds of tool components, and tappet head finger inserts to be tightened in cover, and jacket casing realizes tightening operation on spline housing.Three kinds of products respectively use a set of screwing tool.(4) counter weight device 19, is made up of cylinder, sprocket wheel, chain, balancing weight, and sprocket wheel and cylinder are fixed on column top, and chain connects with planker across two sprocket wheel one end, and one end connects with counterweight pull bar, and balancing weight is placed on pull bar pallet.Pull planker to move up and down during Telescopic-cylinder, make gear-box 15 descending or rise.(5) retention device, retention device is fixed on column 10, encounters the initialization position that retention device determines tappet head when gear-box 15 is descending, and the bolt on retention device is used for regulating barrier height.(6) detect frock, be made up of assembly welding plate and pin, different product needed is changed twice.(7) lifting body 18, when tightened, cylinder action, by top jack-up, makes workpiece be in free state.
Fig. 4: backlash reconditioner 7, purposes comprises: 1. differential mechanism and the assembling of boring driving support seat and bearing gland etc.; 2. small coning gear shaft and differential mechanism are by the adjustment of gear tooth side gap and detection; 3. gear running-in observes the measurement with unloaded moment of torsion.Operation principle: driven by servomotor small coning gear shaft, records the umber of pulse that in the hunting period, two torque ripple are peak-to-peak, is scaled backlash value.Primarily of upright post base assembly 22, rotating lifting fixture 20, checkout gear 12, formed by tooth brake apparatus 21.(1) upright post base assembly 22, column 10 and base are equipment matrix, and rotating lifting fixture 20 is arranged on the workbench on base table top, and lifting cylinder and checkout gear 12 are arranged in base worktable table top cavity of resorption.(2) rotating lifting fixture 20, comprises guiding lifting part, swivel plate, left rotation and right rotation bearing, alignment pin and hand handle etc.Rotary tooling plate lifting when cylinder rod stretches out, after coming to a complete stop, pulls right hand side handle and makes to draw pin to retract, and swivel plate can manual rotation 180 degree, and pull hand making to draw pin to reset, draw pin to spring in right rotation bearing locating hole, 180 degree of positions are determined.Two dowel holes on swivel plate are used for mounting tool backing plate, and manual pressing plate is used for workpiece pressing.(3) checkout gear 12, checkout gear 12 is positioned at chassis interior, comprise hold tightly cone watt, sensor, shaft coupling and servomotor.Driven by servomotor is held cone watt tightly and is driven main pinion to swing, thus realizes measuring operation, during servomotor continuous rotation, and the unloaded torque value of sensor feedback.The all connections of between centers are swelling or the tight connection of report, and for eliminating between centers relative gap, it is firm that connection place should ensure.(4) by tooth brake apparatus 21, by tooth brake apparatus 21 for fixing the driven gear of differential mechanism during clearance measurement, it is made up of cylinder, left fastening board, right fastening board and slide rail.During braking, cylinder rod is retracted, and fastening board clamping in left and right is by tooth; When unclamping, cylinder rod stretches out, and is unclamped by tooth.
Fig. 5: bevel gear wheel bolt screwing machine 3 is for tightening differential casing and by tooth attachment bolt, adopting automatically dual-axis tightening way.This equipment moving device adopts line slideway to slide; Equipment is automatic indexing when tighting a bolt; Center square adjustable (143-165mm scope) tightened by differential mechanism; Can tighten eight be evenly distributed bolt and ten be evenly distributed bolt; System interface human oriented design: detailed, understandable; The screw-down torque value of single bolt can be demonstrated respectively; There is data query system, can the real-time query same day or historical production data.
Fig. 6: knuckle hub nut tightening machine 8, tightens the detection with bearing pre-fastening for the knuckle hub nut of multiple product on knuckle hub assembly assembly line 9.Equipment carries out step by step for assembling online, tightening to detect; Adopt counterweigh gear-box 15 weight, cylinder vertical feed; Screw-down torque sensor and bearing pre-fastening moment sensor separate by equipment, and realize tightening and detecting synchronously carrying out, efficiency of assembling is high; All felt relieved by top in equipment top and the bottom.Operation principle: by loading to hub nut, detects bearing pre-fastening moment while bearing is dallied, does not meet the demands, and continues to load to hub nut, meets the demands, stop loading.(1) positioner, positioner is fixed on base, when workpiece along with workpiece centre and equipment center can ensure coaxial by moving trolley post-positioning device in place.(2) counter weight device 19, counter weight device 19 is made up of cylinder, sprocket wheel, chain, balancing weight, and sprocket wheel and cylinder are fixed on column top, and chain connects with planker across two sprocket wheel one end, and one end connects with counterweight pull bar, and balancing weight is placed on pull bar pallet.Pull planker to move up and down during Telescopic-cylinder, make gear-box 15 descending or rise.(3) housing assembly, housing assembly comprises column 10 and base, and column 10 is fixed on base, and the two is all welding structural element.Column 10 antetheca has linear rolling track, and the slide block on guideway connects with planker, when planker moves up and down driven gear case near or away from workpiece.Column 10 is hollow structure, and the inside has counterweight to move up and down, and when adding counterweight, column lid below can be opened.(4) gear-box 15 assembly, it by detection axis, tighten axle, servomotor, driver plate, sleeve etc. and form and possess and tighten and measuring ability: when tightening, two servomotors reversely rotate, and driven wheel transmission mechanism makes tappet head drive main tooth and nut rotate thus tighten; Two motors synchronous rotary in the same way during detection.Tighten, detect action and have torque sensor FEEDBACK CONTROL.
Claims (1)
1. drag greatly a 4 wheel driven front axle assy assembly line, comprise cone driving support seat general assembly line, differential assembly assembles, bevel gear wheel bolt screwing machine, trace pad is surveyed and is selected machine, small coning gear shaft locknut screwing down machine, control system, backlash reconditioner, knuckle hub nut tightening machine, knuckle hub assembly assembly line, column, pressure head, checkout gear, guide pillar, underframe, gear-box, screwing tool, measurement mechanism, lifting body, counter weight device, rotating lifting fixture, by tooth brake apparatus, upright post base assembly, tightening mechanism, core-regulating mechanism, hold-down mechanism, balance weight mechanism, indexing mechanism, end assembly, jacking apparatus, motor erecting bed, it is characterized in that: this assembly line is provided with cone driving support seat general assembly line and knuckle hub assembly assembly line, cone driving support seat general assembly line contains a differential assembly assembling, differential assembly fit on is provided with bevel gear wheel bolt screwing machine, and cone driving support seat general assembly line is provided with the survey of trace pad and selects machine, small coning gear shaft locknut screwing down machine, backlash reconditioner, bevel gear wheel bolt screwing machine, knuckle hub assembly assembly line is provided with knuckle hub nut tightening machine, and trace pad is surveyed and selected machine primarily of column, pressure head, guide pillar, underframe and checkout gear composition, and be furnished with high accuracy displacement sensor, small coning gear shaft locknut screwing down machine, primarily of gear-box, screwing tool, measurement mechanism, lifting body, counter weight device forms, and backlash reconditioner, primarily of upright post base assembly, by tooth brake apparatus, rotating lifting fixture, checkout gear forms, and bevel gear wheel bolt screwing machine, primarily of tightening mechanism, core-regulating mechanism, hold-down mechanism, balance weight mechanism, indexing mechanism forms, and knuckle hub nut tightening machine, primarily of motor erecting bed, gear-box, end assembly, jacking apparatus, counter weight device forms, and closed-loop control system is assembled built-in unit with cone driving support seat general assembly built-in unit with knuckle hub assembly and is connected.
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| CN201210256345.4A CN103537899B (en) | 2012-07-13 | 2012-07-13 | One drags greatly 4 wheel driven front axle assy assembly line |
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| CN201210256345.4A CN103537899B (en) | 2012-07-13 | 2012-07-13 | One drags greatly 4 wheel driven front axle assy assembly line |
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| CN103537899A CN103537899A (en) | 2014-01-29 |
| CN103537899B true CN103537899B (en) | 2016-01-20 |
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| CN105698732A (en) * | 2016-02-01 | 2016-06-22 | 温州市飞扬电气有限公司 | Intelligent detection device for detecting direct current motor gaps |
| CN109668496A (en) * | 2019-01-29 | 2019-04-23 | 第拖拉机股份有限公司 | Detection device and detection method for tractor small coning gear shaft adjustment gasket |
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| CN202877854U (en) * | 2012-07-13 | 2013-04-17 | 盐城市荣南机械制造有限公司 | Assembly line device of big trailer four-wheel-drive front axle assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4383109B2 (en) * | 2003-07-09 | 2009-12-16 | 株式会社ニューギン | Game machine assembly line equipment |
| KR101032173B1 (en) * | 2009-06-16 | 2011-05-02 | ( 주 ) 화신 | Kingpin assembly device for vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1106349A (en) * | 1992-12-04 | 1995-08-09 | 丰田自动车株式会社 | Automatic assembling apparatus |
| CN1868799A (en) * | 2005-05-23 | 2006-11-29 | 西南师范大学 | Motorcycle drive terminal torque transfer sensing mechanism |
| CN201415617Y (en) * | 2009-06-24 | 2010-03-03 | 谢寿辉 | Front axle of four-wheel drive tractor |
| CN202877854U (en) * | 2012-07-13 | 2013-04-17 | 盐城市荣南机械制造有限公司 | Assembly line device of big trailer four-wheel-drive front axle assembly |
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