CN104741895A - Differential bearing press-mounting base universal for two-wheel drive differential mechanism and four-wheel drive differential mechanism - Google Patents
Differential bearing press-mounting base universal for two-wheel drive differential mechanism and four-wheel drive differential mechanism Download PDFInfo
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- CN104741895A CN104741895A CN201410690396.7A CN201410690396A CN104741895A CN 104741895 A CN104741895 A CN 104741895A CN 201410690396 A CN201410690396 A CN 201410690396A CN 104741895 A CN104741895 A CN 104741895A
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- differential mechanism
- chock plug
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- supporting seat
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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
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
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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
- B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
- B23P2700/50—Other automobile vehicle parts, i.e. manufactured in assembly lines
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Abstract
The invention relates to tools for production of car differential mechanisms, in particular to a differential bearing press-mounting base universal for a two-wheel drive differential mechanism and a four-wheel drive differential mechanism. The differential bearing press-mounting base comprises an upper comparison point, a lower comparison point, an upper detection choke plug, a lower detection choke plug, a movable supporting seat and a bearing supporting seat, the lower end of the upper detection choke plug is connected with a connecting rod, the lower end of the connecting rod is connected with the movable supporting seat together, the connecting rod is sleeved with the lower detection choke plug, a detection rod penetrates through the lower end of the connecting rod, an avoiding hole is formed in the connecting rod, the upper end of the detection rod is connected with the lower detection choke plug together through a connecting pin penetrating through the avoiding hole, the lower detection choke plug is supported on the movable supporting seat through a first return spring, and the movable supporting seat is supported on a beating supporting seat through a second return spring. Whether differential splines have poor stopping or not can be detected before bearings are assembled on differential shells, the differential bearing press-mounting base can be suitable for the two-wheel drive differential mechanism and the four-wheel drive differential mechanism, and the problems that poor stopping of the differential mechanisms cannot be detected by a differential assembling tool, and universality is not achieved are solved.
Description
Technical field
The present invention relates to automobile differential production labor dress, particularly relate to a kind of two differential bearings driving differential mechanism 4 wheel driven differential mechanism general and press-fit base.
Background technology
Differential mechanism is that one can make rotary motion reach two axles from an axle, and makes the differential attachment that the latter can rotate with different rotating speeds each other.Automobile differential is the main part of drive axle, its effect is exactly while transmitting power to both sides semiaxis, allow both sides semiaxis to rotate with different rotating speeds, meet two sidecar wheels and make Unequal distance traveling with the form of pure rolling as far as possible, reduce the friction on tire and ground.Chinese Patent Application No. 2011800533570, publication date be August 21 in 2013 day, be called the automobile differential namely disclosing an existing structure in the patent document of " locking differential electrically triggered ", automobile differential comprises differential casing and is positioned at two axle shaft gears (for spline gear) of differential casing, and the two ends of described differential casing are respectively provided with a semiaxis installing hole.During use, differential casing is arranged in transmission case, the two ends of transmission case are provided with supported hole, the two ends of differential casing are respectively rotatably connected on by a differential bearing in the supported hole at described transmission case two ends, the left and right semiaxis of automobile stretches into through axis hole and semiaxis installing hole after in differential casing simultaneously and links together with two axle shaft gears correspondingly, is driven and rotate by axle shaft gear.Automobile differential has two to drive differential mechanism and 4 wheel driven differential mechanism two kinds of versions.The size that 4 wheel driven differential mechanism and two drives the spline of differential mechanism is different and bearing is general, and the spline of 4 wheel driven differential mechanism is greater than the spline that two drive differential mechanism.In differential mechanism production process, differential bearing is press fit on differential mechanism shell by frock.
China Patent No. be 2010205106122, publication date be May 25 in 2011 day, be called in the patent document of " differential cone bearing press-fit device " and disclose a kind of existing differential bearing tool for assembling.
Existing differential bearing assembly tooling has the following disadvantages: can not detect to there is the bad or burr phenomena (below this bad phenomenon being called that stagnant resistance is bad) of size above differential mechanism spline, if have above bad, semiaxis can not wear in differential mechanism shell, now then needs to be taken off from shell by bearing, carried out reprocessing or scrapping by shell; Assembly tooling can only adapt to an a kind of assembling of differential mechanism, must change and press-fit base and bearing assemble could be got on differential mechanism shell, therefore do not have versatility when changing differential mechanism.
Summary of the invention
The present invention aim to provide a kind of can on bearing assemble to differential mechanism shell before detect that two differential bearings driving differential mechanism 4 wheel driven differential mechanism general whether differential mechanism spline exists stagnant resistance bad press-fit base, solve existing differential mechanism assembly tooling and can not detect the bad and uncurrent problem of the stagnant resistance of differential mechanism.
Above technical problem is solved by following technical proposal: a kind of two differential bearings driving differential mechanism 4 wheel driven differential mechanism general press-fit base, comprise comparison point, lower comparison point, and set gradually from the top down same two drive differential mechanism internal spline coupling upper detection chock plug, with the lower detection chock plug of 4 wheel driven differential mechanism internal spline coupling, movable supporting seat and bearing support block, the lower end of described upper detection chock plug is connected with connecting rod, the lower end of described connecting rod links together with described movable supporting seat, described lower detection chock plug is set on described connecting rod, the lower end of described connecting rod is equipped with test rod, described connecting rod is provided with dodges hole, the upper end of described test rod is linked together with described lower detection chock plug by connecting pin, hole is dodged described in described connecting pin passes, described lower detection head is supported in described movable supporting seat by the first return spring, described movable supporting seat is supported in described bearing support block by the second return spring, described two drive differential mechanism to be set on detection chock plug and two to drive when to produce clamping stagnation between the same detection of differential mechanism internal spline chock plug, two drive between the upper surface of differential mechanism with lower detection chock plug and there is gap, described two drive differential mechanism to be set on detection chock plug and upper detection chock plug can drive differential mechanism internal spline through twice, two drive differential support on the upper surface of lower detection chock plug and on comparison point and lower comparison point all align with described test rod, described 4 wheel driven differential mechanism to be set on lower detection chock plug and 4 wheel driven differential mechanism internal spline with when producing clamping stagnation between lower detection chock plug, only go up comparison point and align with described test rod, described 4 wheel driven differential mechanism to be set on lower detection chock plug and lower detection chock plug can through 4 wheel driven differential mechanism internal spline time, 4 wheel driven differential support on movable supporting seat and on comparison point and lower comparison point all stagger with described test rod.In assembling process, differential bearing is sheathed on connecting rod and is shelved on movable supporting seat by first-selection, not needing to distinguish differential mechanism is that 4 wheel driven or two drives, directly with half axis hole in differential mechanism shell towards mode cover be set on upper detection chock plug, when driving differential mechanism for two, if it is bad to there is stagnant resistance, then upper detection chock plug penetrates in the process of spline and can produce stagnant resistance phenomenon and can not penetrate, can not penetrate, the lower end of differential mechanism can not get supporting and cannot placing steadily, operating personnel is known bad according to placing steadily, thus do not go to play press and carry out press-fiting operation, if there is no stagnant resistance is bad, then spline can not hinder penetrating of detection chock plug, differential mechanism shell can be moved down into and be supported on the upper surface of lower detection chock plug, now under the effect of differential mechanism deadweight, lower detection chock plug moves down and extrudes the elastic force that the first return spring produces to the first return spring and can support differential mechanism shell, lower detection chock plug drives test rod to move down together, when stopping then going up comparison point and lower comparison point all aligns with test rod when moving down, tester finds that comparison point and lower comparison point then go when all aliging with test rod to play dynamic compressor, press drives differential mechanism shell to move down, differential mechanism shell drives movable supporting seat to move down, differential mechanism shell is made to wear in differential bearing the assembling realized with bearing, when for 4 wheel driven differential mechanism, the aperture at the internal spline place of 4 wheel driven differential mechanism is less than due to upper detection chock plug, therefore moving down of shell can not be hindered, when the internal spline moving down into 4 wheel driven differential mechanism contacts with lower detection chock plug, if it is bad to there is stagnant resistance, then shell can drive lower detection head to move down and stop moving down Zi being supported on to shell above movable supporting seat, now only go up comparison point to align with test rod, tester finds that only going up comparison point detects test rod, then indicate that stagnant resistance is bad, do not go to play press and carry out press-fiting operation, if there is no stagnant resistance is bad, then spline can not hinder penetrating of lower detection chock plug, differential mechanism shell can be moved down into and be supported on movable supporting seat, now go up the test rod alignment all different from lower comparison point of comparison point, tester finds that the test rod alignment all different from lower comparison point of comparison point then goes to play dynamic compressor, press drives differential mechanism shell to move down, and differential mechanism shell drives movable supporting seat to move down, and makes differential mechanism shell wear in differential bearing the assembling realized with bearing.
As preferably, described bearing support block comprises sliding sleeve, be connected to the upper head plate of sliding sleeve upper end and be connected to the bottom plate of sliding sleeve lower end, the upper surface of described upper head plate forms bearings face, anti-avulsion step is formed between described upper head plate and sliding sleeve, the lower slide of described movable supporting seat is connected in described sliding sleeve, and the lower end of described second return spring is supported on described bottom plate, upper end links together with described movable supporting seat.The stationarity during lifting of movable supporting seat is good.
As preferably, described upper comparison point and lower comparison point are all positioned at the below of described bottom plate, and described bottom plate is provided with test rod via hole.Convenient during observation.
As preferably, the side face of described slide bearings is provided with the laborsaving groove of annular extended along sliding sleeve circumference.Make movable supporting seat can reliably by the first return spring return.
As preferably, described movable supporting seat is provided with stepped hole, and described connecting rod, through described stepped hole, forms the lower chock plug that detects and keeps away a chamber between described connecting rod and the hole wall of stepped hole.Stepped hole can play the effect that the process housing preventing from pressing down shell produces skew.
As preferably, the lower end of described first return spring is positioned at described lower detection chock plug and keeps away a chamber, upper end and link together with the lower end of described lower detection chock plug.Structural compactness is good.
As preferably, described connecting rod is provided with clamping step, and described clamping step is connected to together with the bottom surface of described stepped hole, and the lower end of described connecting rod is provided with external thread section, described external thread section is connected with locking nut, and described locking nut is connected to together with the lower surface of described movable supporting seat.Convenience during disassembly and assembly is good, improves convenience when safeguarding.
As preferably, described connecting rod is provided with test rod and installs through hole, described connecting pin is plugged in described lower detection chock plug and test rod, and the upper surface of described test rod is provided with the through screwed hole to described connecting pin, and be threaded in described screwed hole the jackscrew be pushed against on described connecting pin.Convenience during assembly and disassembly is good.
As preferably, the operation hole that described upper detection chock plug establishes head to align with described screwed hole.Can disassembly and assembly test rod easily.
The press that the present invention also comprises control device, driving differential mechanism shell moves down and press firing switch, described upper comparison point place is provided with sense switch, described lower comparison point place is provided with lower sense switch, when described control device detects test rod for only going up sense switch when upper sense switch and lower both sense switches, make press firing switch can not start described press.Can whether there is stagnant resistance bad by automatic decision, and then can not play press when having stagnant resistance bad, can human error be avoided and the fit on bearing on defective products shell caused.Sense switch can be mechanical switch, sensor.
The present invention has following advantage: can know whether spline has stagnant resistance bad easily before fit on bearing, thus effectively can avoid fit on bearing on bad shell; Assembling and the detection of driving differential mechanism and 4 wheel driven differential mechanism to two can be realized simultaneously.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is that the present invention assembles two schematic diagrames when driving differential mechanism.
Fig. 3 is the schematic diagram of the present invention when assembling 4 wheel driven differential mechanism.
In figure: above detect chock plug 1, operation hole 11, stepped hole 12, first connecting bolt 13, lower detection chock plug 2, connecting pin 21, first return spring 22, movable supporting seat 3, stepped hole 31, lower detection chock plug keeps away a chamber 32, second return spring 33, laborsaving groove 34, two drive differential mechanism 4, differential bearing 41, two drive differential side hole 42, two drive differential mechanism internal spline 43, connecting rod 5, test rod installs through hole 51, dodge hole 52, clamping step 53, external thread section 54, locking nut 55, test rod 6, screwed hole 61, jackscrew 62, bearing support block 7, sliding sleeve 71, upper head plate 72, bottom plate 73, upper connecting bolt 74, bearings face 75, anti-avulsion step 76, lower connecting bolt 77, test rod via hole 78, switch mounting rod 8, upper comparison point 81, lower comparison point 82, upper sense switch 83, lower sense switch 84, second connecting screw 85, 4 wheel driven differential mechanism 9, 4 wheel driven differential side hole 92, 4 wheel driven differential mechanism internal spline 93.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the present invention is further illustrated.
Two differential bearings driving differential mechanism 4 wheel driven differential mechanism general press-fit a base, comprise and set gradually detection chock plug 1, lower detection chock plug 2, movable supporting seat 3, bearing support block 7 and switch mounting rod 8 from the top down.
The lower end of upper detection chock plug 1 is connected with connecting rod 5.Upper detection chock plug 1 is provided with an operation hole 11 and two stepped holes 12.Upper detection chock plug 1 is linked together with connecting rod 5 by the first connecting bolt 13 that two are connected on the upper surface of connecting rod 5 through two stepped hole 12 rear threads correspondingly.
Connecting rod 5 is provided with test rod and installs through hole 51, dodges hole 52, clamping step 53 and external thread section 54.Test rod is installed through hole 51 and is extended along the vertical direction.Test rod is installed in through hole 51 and is equipped with test rod 6.Dodging hole 52 is the bar hole extended along the vertical direction.
The external diameter of lower detection head 2 is larger than the external diameter of upper detection head 1.Lower detection chock plug 2 is set in the upper end of connecting rod 5.Test rod 6 passes through the connecting pin 21 that can be located in plug in lower detection chock plug 2 and connecting rod 5 simultaneously and is fixed together with lower detection chock plug 2.The upper surface of test rod 6 is provided with the through screwed hole 61 to connecting pin 21.Screwed hole 61 aligns with operation hole 11.Be threaded in screwed hole 61 jackscrew 62.Connecting pin 21 is pushed against in test rod 6 by jackscrew 62, and when unclamping jackscrew 62, connecting pin can be extracted from lower detection chock plug 2 along the radially outer direction of lower detection chock plug 2.
Movable supporting seat 3 is set on connecting rod 5.The upper surface of movable supporting seat 3 is provided with stepped hole 31.Connecting rod 5 is through stepped hole 31.Form lower detection chock plug between the hole wall of connecting rod 5 and stepped hole 31 and keep away a chamber 32.Connecting rod 5 is also arranged with the first return spring 22.The lower end of the first return spring 22 is positioned at lower detection chock plug and keeps away a chamber 31 and step surface with stepped hole 31 is connected to together, upper end is connected to together with the lower end of lower detection chock plug 2 and realizes the support to lower detection chock plug 2.Clamping step 53 is connected to together with the bottom surface of stepped hole 31 and step surface.External thread section 54 is positioned at the lower end of connecting rod 5 and stretches out the lower surface of movable supporting seat 3.External thread section 54 is connected with locking nut 55.Connecting rod 5 coordinates clamping step 53 to be clamped in the lower end of movable supporting seat 3 by locking nut 55 and is removably fixed together with movable supporting seat 3.
Bearing support block 7 comprises sliding sleeve 71, upper head plate 72 and bottom plate 73.Upper head plate 72 is flange arrangement.Upper head plate 72 is connected to the upper end of sliding sleeve 71 by upper connecting bolt 74.The upper surface of upper head plate 72 forms bearings face 75.Anti-avulsion step 76 is formed between upper head plate 72 and sliding sleeve 71.Bottom plate 73 is flange arrangement.Bottom plate 73 is connected to the lower end of sliding sleeve 71 by lower connecting bolt 77.Bottom plate 73 is provided with test rod via hole 78.The lower end of test rod 6 after testing bar via hole 78 outputs to the below of bearing support block 7.The lower slide of movable supporting seat 3 is connected in sliding sleeve 71.The second return spring 33 is provided with in sliding sleeve 71.The lower end of the second return spring 33 is supported on bottom plate 73, upper end is connected to together with movable supporting seat 3 and realizes the support to movable supporting seat 3.The side face of the part that slide bearings 3 coordinates with sliding sleeve is provided with the laborsaving groove 34 of annular extended along sliding sleeve circumference.Anti-avulsion step 76 plays the effect preventing movable supporting seat 3 from being ejected by the second return spring 33.
Switch mounting rod 8 is connected to the below of bottom plate 73 by the second connecting screw 85.Switch mounting rod 8 is provided with comparison point 81 and lower comparison point 82.Upper comparison point 81 place is provided with sense switch 83.Upper sense switch 83 is inductive switch.Lower comparison point 82 place is provided with lower sense switch 84.Lower sense switch 84 is inductive switch.
Control device, press and press firing switch is also comprised in the present embodiment.It is all existing that control device, press and press play switch, does not draw in figure.Just on the basis of existing control device, add a control module in example of the present invention, the specific works process of control module see below continue bright.
As shown in Figure 1, during original state, the lower end of test rod 6 is that the i.e. the same comparison point 81 of the top being positioned at comparison point 81 and lower comparison point 82 all stagger, and now goes up sense switch 83 and lower sense switch 84 all can't detect test rod.
See Fig. 2, during use, differential bearing 41 to be shelved on the bearings face on bearing support block 7 and to be set on movable supporting seat 3.Make two to drive differential mechanism 4 to drive differential side hole 42 mode cover down with two and be set on upper detection chock plug 1, upper detection chock plug 1 drives differential mechanism internal spline 43 with two to mate.If two drive differential mechanism internal spline 43, to there is stagnant resistance bad, then the upper chock plug 1 that detects can produce stagnant resistance phenomenon and can not move down into two and drive differential mechanism 4 and to abut on the upper surface of lower detection chock plug 2, also two drive between the upper surface of differential mechanism 4 with lower detection chock plug 2 and there is gap when two drive differential mechanism internal spline 43, therefore two drive differential mechanism 4 and can not fix and can produce inclination, then represent when operator finds that differential mechanism tilts that this differential mechanism is two drive differential mechanism and to there is stagnant resistance bad, therefore do not go to play press, but this differential mechanism is removed.If two drive differential mechanism internal spline 43, to there is not stagnant resistance bad, then the upper chock plug 1 that detects can drive differential mechanism internal spline 43 through two, now two deadweights of driving differential mechanism 4 drive lower detection chock plug 2 to move down into lower detection chock plug and keep away in a chamber 32 and the first return spring 22 is squeezed (amount that two deadweights of driving differential mechanism 4 drive the second return spring 33 to shrink is small and negligible), test rod 6 moves down together along with lower detection chock plug 2, when stopping declining when reaching balance, test rod 6 is positioned at the place that the same comparison point and lower comparison point all align, sense switch 83 and lower sense switch 84 is made test rod to be detected, operating personnel observe differential mechanism steadily after can to close press starting switch, this timed unit knows that non-sense switch 83 of only going up detects test rod 6, controlling press drives corresponding press mechanism to press down, push away two under press mechanism and drive differential mechanism 4, two drive the parts such as differential mechanism 4 and movable supporting seat 3 all declines and makes two to drive differential mechanism 4 and differential bearing 41 is assembled together.After press rises, under the effect of the second return spring 33, movable supporting seat 3, connecting rod 5 and the first detection chock plug 1 reset; Under the effect of the first return spring 22, the second detection chock plug 2 and test rod 6 reset.
See Fig. 3,4 wheel driven differential mechanism 9 is made to be set on upper detection chock plug 1 with 4 wheel driven differential side hole 92 mode cover down, upper detection chock plug 1 can extend into the decline not hindering 4 wheel driven differential mechanism 9 in 4 wheel driven differential side hole 92, because lower detection chock plug 2 mates with 4 wheel driven differential mechanism internal spline 93.If it is bad to there is stagnant resistance in 4 wheel driven differential mechanism internal spline 93, then lower detect chock plug 2 can produce when 4 wheel driven differential mechanism internal spline 93 stagnant resistance phenomenon and not by, 4 wheel driven differential mechanism 9 is made to drive the lower chock plug 2 that detects to move down on upper surface that 4 wheel driven differential mechanism 9 abuts to movable supporting seat 3 and namely stop moving down, now 4 wheel driven differential mechanism 9 is by while gentle support, test rod 6 also have decreased to be detected by upper sense switch 83 and obtain and the position that can not be detected by lower sense switch 84, if now operating personnel's press that goes to close plays switch, then because control device has known that only going up sense switch detects test rod, so press still can not drive.If it is bad to there is not stagnant resistance in 4 wheel driven differential mechanism internal spline 93, then the lower chock plug 2 that detects can pass 4 wheel driven differential mechanism internal spline 93, drop to when now 4 wheel driven differential mechanism 9 can depress detection head 2 under is shelved on movable supporting seat 3, two sense switches all do not detect test rod, when now operating personnel drives press, then control device can make press play and drive corresponding press mechanism to press down, 4 wheel driven differential mechanism 9 is pushed away under press mechanism, the parts such as 4 wheel driven differential mechanism 9 and movable supporting seat 3 all decline and 4 wheel driven differential mechanism 9 and differential bearing 41 are assembled together.After press rises, under the effect of the second return spring 33, movable supporting seat 3, connecting rod 5 and the first detection chock plug 1 reset; Under the effect of the first return spring 22, the second detection chock plug 2 and test rod 6 reset.
Therefore go without the need to user the differential mechanism judging to be assembled to drive differential mechanism as 4 wheel driven differential mechanism or two when the present invention uses, directly differential mechanism cover is set to the enterprising luggage of the present invention and joins.Also and also without the need to going to the position observing test rod to judge whether to start press, axle is assembled, only observe differential mechanism to amplify reposefully and the present invention can go drive press starting switch, if differential mechanism is defective products, then under the effect of control device, press can not press down and differential bearing and differential mechanism shell is assembled together, very convenient during use.
Claims (10)
1. the differential bearing driving differential mechanism 4 wheel driven differential mechanism general press-fits base, it is characterized in that, comprise comparison point (81), lower comparison point (82), and set gradually from the top down same two drive the upper detection chock plug (1) that differential mechanism internal spline (43) mates, with the lower detection chock plug (2) that 4 wheel driven differential mechanism internal spline (93) mates, movable supporting seat (3) and bearing support block (7), the lower end of described upper detection chock plug (1) is connected with connecting rod (5), the lower end of described connecting rod (5) links together with described movable supporting seat (3), described lower detection chock plug (2) is set on described connecting rod (5), the lower end of described connecting rod (5) is equipped with test rod (6), described connecting rod (5) is provided with dodges hole (52), the upper end of described test rod (6) is linked together with described lower detection chock plug (2) by connecting pin (21), hole (52) is dodged described in described connecting pin (21) passes, described lower detection head (2) is supported in described movable supporting seat (3) by the first return spring (22), described movable supporting seat (3) is supported in described bearing support block (7) by the second return spring (33), described two drive differential mechanism to be set on detection chock plug and two to drive when to produce clamping stagnation between the same detection of differential mechanism internal spline chock plug, two drive between the upper surface of differential mechanism with lower detection chock plug and there is gap, described two drive differential mechanism to be set on detection chock plug and upper detection chock plug can drive differential mechanism internal spline through twice, two drive differential support on the upper surface of lower detection chock plug and on comparison point and lower comparison point all align with described test rod, described 4 wheel driven differential mechanism to be set on lower detection chock plug and 4 wheel driven differential mechanism internal spline with when producing clamping stagnation between lower detection chock plug, only go up comparison point and align with described test rod, described 4 wheel driven differential mechanism to be set on lower detection chock plug and lower detection chock plug can through 4 wheel driven differential mechanism internal spline time, 4 wheel driven differential support on movable supporting seat and on comparison point and lower comparison point all stagger with described test rod.
2. according to claim 1 two differential bearings driving differential mechanism 4 wheel driven differential mechanism general press-fit base, it is characterized in that, described bearing support block (7) comprises sliding sleeve (71), be connected to the upper head plate (72) of sliding sleeve upper end and be connected to the bottom plate (73) of sliding sleeve lower end, the upper surface of described upper head plate forms bearings face (75), anti-avulsion step (76) is formed between described upper head plate and sliding sleeve, the lower slide of described movable supporting seat (3) is connected in described sliding sleeve (71), the lower end of described second return spring (33) is supported on described bottom plate, upper end links together with described movable supporting seat.
3. according to claim 2 two differential bearings driving differential mechanism 4 wheel driven differential mechanism general press-fit base, it is characterized in that, described upper comparison point (81) and lower comparison point (82) are all positioned at the below of described bottom plate (73), and described bottom plate (73) is provided with test rod via hole (78).
4. according to Claims 2 or 3 two differential bearings driving differential mechanism 4 wheel driven differential mechanism general press-fit base, it is characterized in that, the side face of described slide bearings (3) is provided with the laborsaving groove of annular (34) extended along sliding sleeve circumference.
5. according to claim 1 or 2 or 3 two differential bearings driving differential mechanism 4 wheel driven differential mechanism general press-fit base, it is characterized in that, described movable supporting seat (3) is provided with stepped hole (31), described connecting rod (5), through described stepped hole (31), forms lower detection chock plug and keeps away a chamber (32) between the hole wall of described connecting rod (5) and stepped hole (31).
6. according to claim 5 two differential bearings driving differential mechanism 4 wheel driven differential mechanism general press-fit base, it is characterized in that, the lower end of described first return spring (22) is positioned at described lower detection chock plug and keeps away a chamber (32), upper end and link together with the lower end of described lower detection chock plug (2).
7. according to claim 5 two differential bearings driving differential mechanism 4 wheel driven differential mechanism general press-fit base, it is characterized in that, described connecting rod (5) is provided with clamping step (53), described clamping step (53) is connected to together with the bottom surface of described stepped hole (31), the lower end of described connecting rod (5) is provided with external thread section (54), described external thread section (54) is connected with locking nut (55), described locking nut (55) is connected to together with the lower surface of described movable supporting seat.
8. according to claim 1 or 2 or 3 two differential bearings driving differential mechanism 4 wheel driven differential mechanism general press-fit base, it is characterized in that, described connecting rod (5) is provided with test rod and installs through hole (51), described connecting pin (21) is plugged in described lower detection chock plug (2) and test rod (6), the upper surface of described test rod (6) is provided with the through screwed hole (61) to described connecting pin, and be threaded in described screwed hole (61) jackscrew (62) be pushed against on described connecting pin.
9. according to claim 8 two differential bearings driving differential mechanism 4 wheel driven differential mechanism general press-fit base, it is characterized in that, the operation hole (11) that described upper detection chock plug (1) establishes head to align with described screwed hole.
10. according to claim 1 or 2 or 3 two differential bearings driving differential mechanism 4 wheel driven differential mechanism general press-fit base, it is characterized in that, the press also comprise control device, driving differential mechanism shell to move down and press firing switch, described upper comparison point place is provided with sense switch (83), described lower comparison point place is provided with lower sense switch (84), when described control device detects test rod for only going up sense switch when upper sense switch and lower both sense switches, make press firing switch can not start described press.
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| CN201410690396.7A CN104741895B (en) | 2014-11-27 | 2014-11-27 | Differential bearing press-mounting base universal for two-wheel drive differential mechanism and four-wheel drive differential mechanism |
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| CN201410690396.7A CN104741895B (en) | 2014-11-27 | 2014-11-27 | Differential bearing press-mounting base universal for two-wheel drive differential mechanism and four-wheel drive differential mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108646313A (en) * | 2018-07-28 | 2018-10-12 | 浙江理工大学瓯海研究院有限公司 | Testing agency for water piston frame component assembly equipment and detection method |
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| JPH0899235A (en) * | 1994-09-30 | 1996-04-16 | Honda Motor Co Ltd | Ball assembly method in variable pulley |
| JP2010064222A (en) * | 2008-09-12 | 2010-03-25 | Ntn Corp | Spline fitting device and spline fitting method |
| CN201618948U (en) * | 2010-01-28 | 2010-11-03 | 上海纳铁福传动轴有限公司 | Fixed section press-in device |
| CN201841400U (en) * | 2010-08-26 | 2011-05-25 | 赣州经纬汽车零部件有限公司 | Differential cone bearing press-fit device |
| CN202129611U (en) * | 2011-06-24 | 2012-02-01 | 浙江金刚汽车有限公司 | Bearing press mounting machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108646313A (en) * | 2018-07-28 | 2018-10-12 | 浙江理工大学瓯海研究院有限公司 | Testing agency for water piston frame component assembly equipment and detection method |
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| CN104741895B (en) | 2017-02-22 |
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