CN204771393U - Bearing replacer - Google Patents
Bearing replacer Download PDFInfo
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- CN204771393U CN204771393U CN201520351933.5U CN201520351933U CN204771393U CN 204771393 U CN204771393 U CN 204771393U CN 201520351933 U CN201520351933 U CN 201520351933U CN 204771393 U CN204771393 U CN 204771393U
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- locating hole
- bearing
- cross beam
- semiaxis
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- 230000002787 reinforcement Effects 0.000 claims description 84
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- 238000005520 cutting process Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 25
- 230000008569 process Effects 0.000 abstract description 25
- 230000000694 effects Effects 0.000 abstract description 6
- 230000008439 repair process Effects 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 18
- 239000010959 steel Substances 0.000 description 18
- 230000007246 mechanism Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
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Abstract
The utility model discloses a bearing replacer belongs to the auto repair instrument field. The bearing replacer includes: the lifting device comprises a base, an upright post, a first cross beam, a second cross beam and a lifting piece, wherein the upright post is fixed on two sides of the base; two ends of a first cross beam are fixed at the top ends of the stand columns, a first positioning hole is formed in the first cross beam, a protruding structure is arranged on the periphery of the first positioning hole, and a through hole is formed in the protruding structure; two ends of a second cross beam are fixed on the stand column, the second cross beam is positioned between the first cross beam and the base, and a second positioning hole is formed in the second cross beam; the jacking piece is arranged on the base, the spline end of the half shaft can sequentially penetrate through the first positioning hole and the second positioning hole to jack the jacking piece, and the bearing can be clamped on the first cross beam through the protruding structure. The utility model provides a dismantlement process of bearing complicated, and consuming time longer problem, reached and simplified the bearing and dismantled the process, shortened the effect of dismantlement time. The utility model is used for the bearing is dismantled.
Description
Technical field
The utility model relates to automotive service set field, particularly a kind of bearing mounting/dismounting device.
Background technology
Automobile axle shaft, also referred to as automobile drive axle, is the critical piece driving automobile back wheel to rotate.One end of semiaxis is flange end, the other end is splined end, flange end arranges ring flange, and ring flange and semiaxis into a single integrated structure, flange end is provided with wheel hub and brake disc, between wheel hub and semiaxis, bearing is installed, wheel hub is fixedly connected with brake disc by half axle bolt, is provided with shoe plate assembly between brake disc and brake drum, and shoe plate assembly is fixed by pin and brake drum, ring flange is connected with brake drum by tire bolt, and wheel hub and the total Chengdu of shoe plate are positioned at the inside of brake drum.Bearing is the main easily worn part of semiaxis, and in the process of vehicle chassis maintenance, changing bearing is the problem often run into.
When changing bearing, prior art provides a kind of bearing disassembling device 00, as shown in Figure 1, bearing disassembling device 00 comprises: fixed mount 001, jack 002, locking mechanism 003 and detent mechanism 004, fixed mount 001 comprises base 0011 and is fixed on two pillars 0012 of base both sides, jack 002 is arranged on base 0011, detent mechanism 004 is fixed on the middle part of pillar 0012 and is positioned at directly over jack 002, locking mechanism 003 is fixed on the upper end of pillar 0012 and is positioned at directly over detent mechanism 004, locking mechanism 003 offers the perforate (not shown in figure 1) of passing for semiaxis and has the locking ring 0031 of locking bearing (not shown in figure 1), detent mechanism 004 offers the locating hole (not shown in figure 1) of passing for semiaxis.When adopting this bearing disassembling device 00 to dismantle bearing, the parts such as brake drum, shoe plate assembly, brake disc, wheel hub (all not shown in Fig. 1) are disassembled from semiaxis 01 successively, then the splined end of semiaxis 01 is passed the perforate of locking mechanism 003 and the locating hole of detent mechanism 004 successively, bearing is locked by the locking ring 0031 of locking mechanism 003, suppressing jack 002 makes it upwards compress the splined end of semiaxis, semiaxis moves upward relative to bearing, bearing can be disassembled from semiaxis.
Realizing in process of the present utility model, inventor finds that prior art at least exists following problem: existing bearing disassembling device is when dismantling bearing, need first to dismantle the parts such as brake drum, shoe plate assembly, brake disc, wheel hub, cause the unloading process of bearing complicated, and consuming time longer.
Utility model content
In order to the unloading process solving prior art bearing is consuming time longer, the problem that the replacing efficiency of bearing is lower, the utility model provides a kind of bearing mounting/dismounting device.Described technical scheme is as follows:
First aspect, a kind of bearing mounting/dismounting device is provided, described bearing mounting/dismounting device is for dismantling the bearing of semiaxis, the flange end of described semiaxis is provided with wheel hub and brake disc, described wheel hub is fixedly connected with by half axle bolt with described brake disc, described bearing is arranged between described wheel hub and described semiaxis, and described bearing mounting/dismounting device comprises: fixed mount, first crossbeam, second cross beam and jacking part
Described fixed mount comprises: base and two columns, and described two columns are fixedly installed on the both sides of described base respectively;
The two ends of described first crossbeam are separately fixed at the top of described two columns, and described first crossbeam is provided with the first locating hole passed for semiaxis along the thickness direction of described first crossbeam, the surrounding of described first locating hole is provided with bulge-structure, described bulge-structure is provided with through hole along the thickness direction of described bulge-structure, and described through hole is used for half axle bolt described in clamping when dismantling bearing;
The two ends of described second cross beam are separately fixed on described two columns, and described second cross beam is between described first crossbeam and described base, described second cross beam are provided with the second locating hole passed for semiaxis along the thickness direction of described second cross beam;
Described jacking part is arranged on described base, and the splined end of described semiaxis can pass described first locating hole and described second locating hole successively, and withstand on the jacking face of described jacking part, described bearing can be stuck on described first crossbeam by described bulge-structure;
Wherein, the thickness direction of the thickness direction of described first crossbeam, the thickness direction of described bulge-structure and described second cross beam is all perpendicular to the upper surface of described base.
Alternatively, described bearing mounting/dismounting device is also for installing the bearing of semiaxis, and described wheel hub and described brake disc are all positioned at the inside of brake drum,
Each described column is fixedly installed feet, and described feet is between described second cross beam and described base, described feet is used for, when installing bearing, supporting described brake drum;
The supporting surface of described feet is greater than the distance of described jacking face to the upper surface of described base to the distance of the upper surface of described base.
Alternatively, described first locating hole and described second locating hole are all manhole, the axis of described first locating hole and the axis collinear of described second locating hole.
Alternatively, described second locating hole is provided with opening, and the width of described opening is less than the diameter of described second locating hole, and described bearing mounting/dismounting device also comprises: moving casing,
Described moving casing is superpose by the first cylinder and the second cylinder the integrative-structure formed, the axis of described first cylinder and the axis collinear of described second cylinder, the diameter of described first cylinder is greater than the diameter of described second cylinder, and is greater than the diameter of described second locating hole;
The side of described first cylinder is provided with cannelure, the internal diameter of the annulus of described cannelure equals the diameter of described second cylinder, and be less than or equal to the diameter of described second locating hole, the bottom of described cannelure comprises the plane of two cuttings formation, parallel and the spacing of two described planes is less than the width of described opening, the cannelure of described moving casing can pass described opening, described moving casing is snapped in described second locating hole, described moving casing is provided with the cylindrical cavity passed for semiaxis along the short transverse of described moving casing.
Alternatively, described second locating hole is provided with opening, and the width of described opening equals the diameter of described second locating hole, and described bearing mounting/dismounting device also comprises: moving casing,
Described moving casing is superpose by the first cylinder and the second cylinder the integrative-structure formed, the axis of described first cylinder and the axis collinear of described second cylinder, the diameter of described first cylinder is greater than the diameter of described second cylinder, and is greater than the diameter of described second locating hole;
The side of described first cylinder is provided with cannelure, the internal diameter of the annulus of described cannelure equals the diameter of described second cylinder, and be less than the diameter of described second locating hole, the cannelure of described moving casing can pass described opening, described moving casing is snapped in described second locating hole, described moving casing is provided with the cylindrical cavity passed for semiaxis along the short transverse of described moving casing.
Alternatively, in the opening surface of described opening and the side of described second cross beam, the side of the length direction of parallel described second cross beam is coplanar.
Alternatively, described bulge-structure comprises: multiple boss, each described boss is provided with a described through hole, and described through hole is strip through hole, and each smooth corners of described through hole is excessive.
Alternatively, described bearing mounting/dismounting device also comprises: the first reinforcement group, the second reinforcement group and the 3rd reinforcement group, and each described reinforcement group comprises even number bar reinforcement,
One end of arbitrary reinforcement in described first reinforcement group is fixedly connected with described base, and the other end is fixedly connected with described column, and one end that the arbitrary reinforcement in described first reinforcement group is fixedly connected with described column is positioned at the below of described feet;
One end of arbitrary reinforcement in described second reinforcement group is fixedly connected with described second cross beam, and the other end is fixedly connected with described column;
One end of arbitrary reinforcement in described 3rd reinforcement group is fixedly connected with described first crossbeam, and the other end is fixedly connected with described column;
Wherein, reinforcement in reinforcement in described first reinforcement group, described second reinforcement group and the reinforcement in described 3rd reinforcement group are symmetricly set on the both sides of the first lengthwise cross section of described fixed mount, first lengthwise cross section of described fixed mount is perpendicular to the length direction of described second cross beam, and the axis of described second locating hole is positioned at the first lengthwise cross section of described fixed mount.
Alternatively, described fixed mount also comprises: two center rests,
Described two center rests are separately fixed at the side of described base near described two columns, and the bottom surface of the bottom surface of each center rest in described two center rests and described base is coplanar.
Alternatively, described first locating hole is arranged on the center of described first crossbeam, and described second locating hole is arranged on the center of described second cross beam;
Described jacking part is jack, and described jacking part is arranged at the center of described base, and the jacking face of described jacking part is positioned at immediately below described second locating hole.
The beneficial effect that the technical scheme that the utility model provides is brought is:
The bearing mounting/dismounting device that the utility model provides, by arranging bulge-structure on first crossbeam, and the through hole of clamping half axle bolt is set on bulge-structure, when dismantling bearing, by the splined end of semiaxis successively through after the locating hole on first crossbeam and second cross beam, splined end withstands on the jacking face of jacking part, bulge-structure is adopted to be connected on by semiaxis bolt card in through hole and to adopt nut to fix, bearing is connected on first crossbeam by bulge-structure, by the splined end of jacking part jacking semiaxis, the flange end of semiaxis is moved relative to bearing, bearing can be disassembled from semiaxis.The bearing mounting/dismounting device that the utility model provides, without the need to dismantling brake drum, shoe plate assembly, brake disc, wheel hub and detachable bearing, the unloading process solving bearing is complicated, and longer problem consuming time, reach and simplify bearing removal process, shorten the effect in take-down time.
Should be understood that, it is only exemplary and explanatory that above general description and details hereinafter describe, and can not limit the utility model.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of bearing disassembling device that prior art provides;
Fig. 2 is the sectional view of the entirety formed after semiaxis that the utility model embodiment relates to is connected with miscellaneous part
Fig. 3 is the front view of a kind of bearing mounting/dismounting device that the utility model embodiment provides;
Fig. 4 is the structural representation of the another kind of bearing mounting/dismounting device that the utility model embodiment provides;
Fig. 5 is the top view of the first crossbeam provided embodiment illustrated in fig. 4;
Fig. 6 is the top view of the second cross beam provided embodiment illustrated in fig. 4;
Fig. 7 is the front view of the moving casing provided embodiment illustrated in fig. 4;
Fig. 8 is the side view of the moving casing shown in Fig. 7;
Fig. 9 is the schematic diagram of the bearing mounting/dismounting device dismounting bearing provided embodiment illustrated in fig. 4;
Figure 10 is the bearings mounted schematic diagram of the bearing mounting/dismounting device provided embodiment illustrated in fig. 4.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
Please refer to Fig. 2, shown in it is the sectional view of the entirety 02 formed after semiaxis that the utility model embodiment relates to is connected with miscellaneous part, see Fig. 2, one end of semiaxis 01 is flange end, other end A is splined end, flange end is provided with ring flange 021, and ring flange 021 is into a single integrated structure with semiaxis 01, flange end is provided with wheel hub 022 and brake disc 023, bearing 011 is installed between wheel hub 022 and semiaxis 01, wheel hub 022 is fixedly connected with brake disc 023 by half axle bolt 012, wherein, the number of half axle bolt 012 is generally 4, shoe plate assembly (not shown in Fig. 2) is installed between brake disc 023 and brake drum 024, shoe plate assembly can pass through pin (not shown in Fig. 2) and be connected with brake disc 023, wheel hub 022 and the total Chengdu of shoe plate are positioned at the inside of brake drum 024.
Please refer to Fig. 3, shown in it is the structural representation of a kind of bearing mounting/dismounting device 03 that the utility model embodiment provides, this bearing mounting/dismounting device 03 may be used for the bearing 011 dismantling the semiaxis 01 shown in Fig. 2, the flange end of semiaxis 01 is provided with wheel hub 022 and brake disc 023, wheel hub 022 is fixedly connected with by half axle bolt 012 with brake disc 023, and bearing 011 is arranged between wheel hub 022 and semiaxis 01.
See Fig. 3, this bearing mounting/dismounting device 03 comprises: fixed mount 031, first crossbeam 032, second cross beam 033 and jacking part 034.Wherein, fixed mount 031 comprises: base 0311 and two columns, 0312, two columns 0312 are fixedly installed on the both sides of base 0311 respectively.
The two ends of first crossbeam 032 are separately fixed at the top of two columns 0312, and first crossbeam 032 is provided with the first locating hole B passed for semiaxis 01 along the thickness direction z1 of first crossbeam 032, the surrounding of the first locating hole B is provided with bulge-structure 0321, thickness direction z2 along bulge-structure 0321 on bulge-structure 0321 is provided with through hole C, this through hole C is used for when dismantling the bearing 011 shown in Fig. 2, half axle bolt 012 shown in clamping Fig. 2.
The two ends of second cross beam 033 are separately fixed on two columns 0312, and second cross beam 033 is between first crossbeam 032 and base 0311, second cross beam 033 are provided with the second locating hole B1 passed for semiaxis along the thickness direction z3 of second cross beam 033.
Jacking part 034 is arranged on base 0311, and the splined end of semiaxis can pass the first locating hole B and the second locating hole B1 successively, and withstand on the jacking face M of jacking part 031, bearing can be stuck on first crossbeam 032 by bulge-structure 0321.Wherein, the thickness direction z3 of the thickness direction z1 of first crossbeam 032, the thickness direction z2 of bulge-structure 0321 and second cross beam 033 is perpendicular to the upper surface N of base 0311.
In sum, the bearing mounting/dismounting device that the utility model embodiment provides, by arranging bulge-structure on first crossbeam, and the through hole of clamping half axle bolt is set on bulge-structure, when dismantling bearing, by the splined end of semiaxis successively through after the locating hole on first crossbeam and second cross beam, splined end withstands on the jacking face of jacking part, bulge-structure is adopted to be connected on by semiaxis bolt card in through hole and to adopt nut to fix, bearing is connected on first crossbeam by bulge-structure, by the splined end of jacking part jacking semiaxis, the flange end of semiaxis is moved relative to bearing, bearing can be disassembled from semiaxis.The bearing mounting/dismounting device that the utility model embodiment provides, without the need to dismantling brake drum, shoe plate assembly, brake disc, wheel hub and detachable bearing, the unloading process solving bearing is complicated, and longer problem consuming time, reach and simplify bearing removal process, shorten the effect in take-down time.
Please refer to Fig. 4, shown in it is the structural representation of the another kind of bearing mounting/dismounting device 04 that the utility model embodiment provides, this bearing mounting/dismounting device 04 may be used for the bearing 011 dismantling the semiaxis 01 shown in Fig. 2, the flange end of semiaxis 01 is provided with wheel hub 022 and brake disc 023, wheel hub 022 is fixedly connected with by half axle bolt 012 with brake disc 023, bearing 011 is arranged between wheel hub 022 and semiaxis 01, and wheel hub 022 and brake disc 023 are all positioned at the inside of brake drum 024.It should be noted that, this bearing mounting/dismounting device 04 can also be used for installing bearing 011 between wheel hub 022 and semiaxis 01.
See Fig. 4, this bearing mounting/dismounting device 04 comprises: fixed mount 041, first crossbeam 042, second cross beam 043 and jacking part (not shown in Fig. 4).Wherein, fixed mount 041 comprises: base 0411 and two columns, 0412, two columns 0412 are fixedly installed on the both sides of base 0411 respectively.Wherein, base 0411 and column 0412 can adopt channel-section steel to be made, the strip steel of channel-section steel to be a kind of cross section be groove type, two columns 0412 are separately positioned on the two ends of base 0411, and the length direction of two columns 0412 is vertical with the upper surface D of base 0411.
It should be noted that, in practical application, two columns 0412 also can be two column groups, each column group comprises multiple column, and multiple columns in a column group are at the side array arrangement of base 0411, the number of the column in each column group can identical also can not be identical, the utility model embodiment does not limit this, wherein, in the utility model embodiment, multiple what all represent is two or more.
As shown in Figure 4, the two ends of first crossbeam 042 are separately fixed at the top of two columns 0412, and first crossbeam 042 is provided with the first locating hole E passed for semiaxis along the thickness direction of first crossbeam 042, alternatively, the first locating hole E is arranged on the center of first crossbeam 042.Wherein, first crossbeam 042 can adopt channel-section steel to process, and the center of first crossbeam 042 can be the center of the bottom surface of the groove of first crossbeam 042.
The surrounding of the first locating hole E is provided with bulge-structure 0421, and bulge-structure 0421 is provided with through hole F along the thickness direction of bulge-structure 0421, and this through hole F is used for when dismantling the bearing shown in Fig. 2, half axle bolt 012 shown in clamping Fig. 2.Alternatively, as shown in Figure 4, bulge-structure 0421 comprises: multiple boss 04211, each boss 04211 is provided with a through hole F, and this through hole F can be strip through hole, and each smooth corners of this through hole F is excessive.Wherein, through hole F is set to the bearing that bearing mounting/dismounting device 04 that strip through hole makes the utility model embodiment provide can dismantle different semiaxis bolt hole distances, wherein, semiaxis bolt hole is apart from referring to: the axis of half axle bolt is to the distance of the axis of semiaxis.
Particularly, please refer to Fig. 5, shown in it is the top view of first crossbeam 042, and see Fig. 5, first crossbeam 042 is string configuration, the o place, center of first crossbeam 042 is provided with the first locating hole E, first locating hole E can be manhole, and the center of the first locating hole E overlaps with the center o of first crossbeam 042, wherein, because semiaxis is generally cylindrical-shaped structure, the first locating hole E is set to the damage that manhole can avoid first crossbeam 042 pair of semiaxis.Bulge-structure 0421 is positioned at the surrounding of the first locating hole E, and bulge-structure 0421 comprises multiple boss 04211, illustratively, as shown in Figure 5, the number of boss 04211 is 4, and the side of each boss is made up of plane and curved surface, plane in the side of adjacent two boss 04211 is mutually vertical, each boss 04211 is provided with a through hole F, and each through hole F is strip through hole, each turning smooth excessiveness of each through hole F.Wherein, boss 04211 can adopt steel plate to make, and steel plate is a kind of flat rectangle steel, and it can Direct Rolling or sheared by wide strip form, and has high temperature resistance, high pressure, low temperature, the feature such as corrosion-resistant.
Please continue to refer to Fig. 4, the two ends of second cross beam 043 are separately fixed on two columns 0412, and second cross beam 043 is between first crossbeam 042 and base 0411, preferably, second cross beam 043 equals the distance of second cross beam 043 to the upper surface of base 0411 to the distance of the lower surface of first crossbeam 042.Second cross beam 043 is provided with the second locating hole (not shown in Fig. 4) passed for semiaxis along the thickness direction of second cross beam 043.Alternatively, the second locating hole is arranged on the center of second cross beam 043.Wherein, second cross beam 043 can adopt channel-section steel to process, the center of second cross beam 043 can be the center of the bottom surface of the groove of second cross beam 043, second locating hole can be manhole, and the center of circle of the second locating hole is positioned at the center of second cross beam 043, the axis of the second locating hole and the axis collinear of the first locating hole E.Second locating hole is provided with opening, and the width of opening is less than or the diameter of the second locating hole.
Particularly, please refer to Fig. 6, shown in it is the top view of second cross beam 043, and see Fig. 6, second cross beam 043 is string configuration, the o1 place, center of second cross beam 043 is provided with the second locating hole E1, second locating hole E1 can be manhole, and the center of the second locating hole E1 overlaps with the center o1 of second cross beam 042, wherein, because semiaxis is generally cylindrical-shaped structure, the second locating hole E1 is set to the damage that manhole can avoid second cross beam 043 pair of semiaxis.Second locating hole E1 is provided with opening e, and the width d of opening e is less than the diameter of the second locating hole E1, and in the opening surface of opening e and the side of second cross beam 043, the side of the length direction x of parallel second cross beam 043 is coplanar.As shown in Figure 6, the width d1 at the two ends of second cross beam 043 is less than middle width d2, and the width d1 at the two ends of second cross beam 043 reduces according to the order from the center o1 to the center o1 away from second cross beam 043 near second cross beam 043, be convenient to second cross beam 043 and column 0412 to fix like this.Wherein, second cross beam 043 can adopt steel plate to make.
Alternatively, please continue to refer to Fig. 4, bearing mounting/dismounting device 04 also comprises: moving casing 044.Fig. 7 is the front view of moving casing 044, see Fig. 7, moving casing 044 is superpose by the first cylinder 0441 and the second cylinder 0442 integrative-structure formed, the axis of the first cylinder 0441 and the axis collinear of the second cylinder 0442, the diameter of the first cylinder 0441 is greater than the diameter of the second cylinder 0442, and the diameter of the first cylinder 0441 is greater than the diameter of the second locating hole E1, the side of the first cylinder 0441 is provided with cannelure G, the internal diameter of the annulus of cannelure G equals the diameter of the second cylinder 0442, and be less than or equal to the diameter of the second locating hole E1, the bottom of cannelure G comprises the plane G1 of two cuttings formation, as shown in Figure 8, shown in it is the side view of moving casing 044, see Fig. 8, two plane G1 is parallel and spacing is s, alternatively, parallel and the distance s of two plane G1 is less than the width d of the opening e of the second locating hole E1, the cannelure G of moving casing 044 can pass opening e, moving casing 044 is snapped in the second locating hole E1, moving casing 044 is provided with the cylindrical cavity (not shown in Fig. 8) passed for semiaxis along the short transverse h of moving casing 044.Alternatively, the axis of this cylindrical cavity and the axis collinear of moving casing 044.Wherein, moving casing 044, for when installing bearing, pushes bearing, bearing is made steadily, evenly to embed in wheel hub 022, and moving casing 044 when mounting and dismounting bearing, can also carry out righting to semiaxis, guarantees to install the handling safety in bearing process.Moving casing 044 can adopt round steel to be made, and round steel is a kind of cross section is circular solid strip steel.
It should be noted that, in the utility model embodiment, the width d of the opening e of the second locating hole E1 can equal the diameter of the second locating hole E1, now, the internal diameter of the annulus of cannelure G is less than the diameter of the second locating hole E1, the bottom of cannelure G can not arrange plane, and the cannelure G of moving casing 044 also can pass opening e, is snapped in by moving casing 044 in second locating hole E1.But as preferred, in the utility model embodiment, the width d of opening e is less than the diameter of the second locating hole E1.
In practical application, jacking part is arranged on base 0411, particularly, jacking part is arranged on the upper surface D of base 0411, and being positioned at the center of base 0411, the jacking face of jacking part is positioned at immediately below the second locating hole E1, like this, when the splined end A of the semiaxis 01 shown in Fig. 2 is successively through the first locating hole E and the second locating hole E1, this splined end A can withstand on the jacking face of jacking part.Wherein, jacking part can be jack, and particularly, it can be hydraulic jack.In the utility model embodiment, the thickness direction of the thickness direction of first crossbeam 042, the thickness direction of bulge-structure 0421 and second cross beam 043 is all perpendicular to the upper surface D of base 0411.
Alternatively, please continue to refer to Fig. 4, each column 0412 is fixedly installed feet 045, feet 045 is between second cross beam 043 and base 0411, and this feet 045, for when the bearing 011 shown in installation diagram 2, supports brake drum 024.Wherein, the supporting surface of feet 045 is greater than the jacking face of jacking part to the distance of the upper surface D of base 0411 to the distance of the upper surface D of base 0411, is convenient to the support of feet 045 pair of brake drum 024 like this.Wherein, feet 045 can adopt steel plate to make.
Further, as shown in Figure 4, bearing mounting/dismounting device 04 also comprises: the first reinforcement group 046, second reinforcement group 047 and the 3rd reinforcement group 048, each reinforcement group comprises even number bar reinforcement, alternatively, as shown in Figure 4, each reinforcement group can comprise two reinforcements.
One end of arbitrary reinforcement in first reinforcement group 046 is fixedly connected with base 0311, and the other end is fixedly connected with column 0312, and one end that the arbitrary reinforcement in the first reinforcement group 046 is fixedly connected with column 0312 is positioned at the below of feet 045; One end of arbitrary reinforcement in second reinforcement group 047 is fixedly connected with second cross beam 033, and the other end is fixedly connected with column 0312; One end of arbitrary reinforcement in 3rd reinforcement group is fixedly connected with first crossbeam 032, and the other end is fixedly connected with column 0312; Wherein, reinforcement in reinforcement in first reinforcement group 046, the second reinforcement group 047 and the reinforcement in the 3rd reinforcement group 048 are symmetricly set on the both sides of the first lengthwise cross section of fixed mount 041, first lengthwise cross section of fixed mount 041 is perpendicular to the length direction of second cross beam 043, and the axis of the second locating hole E1 is positioned at the first lengthwise cross section of fixed mount 041.
Wherein, reinforcement the intensity that can improve bearing mounting/dismounting device 04 is set, in order to ensure the intensity of bearing mounting/dismounting device 04, the inclination angle of the reinforcement in each reinforcement group is between 35 ° to 45 °, illustratively, the inclination angle of each reinforcement is 40 °, wherein, the inclination angle of reinforcement refers to bearing mounting/dismounting device 04 when normally placing, angle between each reinforcement and the placed side of placing bearing mounting/dismounting device 04, illustratively, the inclination angle of the reinforcement in the first reinforcement group 046 is reinforcement in the first reinforcement group 046 and the angle between the upper surface D of base 0411, the inclination angle of the reinforcement in the second reinforcement group 047 is reinforcement in the second reinforcement group 047 and the angle between the upper surface of second cross beam 043, the inclination angle of the reinforcement in the 3rd reinforcement group 048 is reinforcement in the 3rd reinforcement group 048 and the angle between the lower surface of first crossbeam 042.
It should be noted that, the utility model embodiment comprises two reinforcements for each reinforcement group and is described, in fact, in other embodiments that the utility model provides, the number of the reinforcement in each reinforcement group and can be other numerical value, and the number of reinforcement in each reinforcement group can be equal, also can be unequal, the utility model embodiment does not limit this.Alternatively, the reinforcement in the utility model embodiment all adopts channel-section steel to make.
Alternatively, please continue to refer to Fig. 4, fixed mount 041 also comprises: two center rests 0413.
Two center rests 0413 are separately fixed at the side of base 0411 near two columns 0412, and the bottom surface of the bottom surface of each center rest 0413 in two center rests 0413 and base 0411 is coplanar.Wherein, center rest 0413 can ensure in dismounting and bearings mounted process, the stability of bearing mounting/dismounting device 04, wherein, center rest 0413 can adopt angle steel or other steel to process, wherein, angle steel, also known as angle bar, is the strip steel of the orthogonal one-tenth dihedral in both sides.
In sum, the bearing mounting/dismounting device that the utility model embodiment provides, by arranging bulge-structure on first crossbeam, and the through hole of clamping half axle bolt is set on bulge-structure, when dismantling bearing, by the splined end of semiaxis successively through after the locating hole on first crossbeam and second cross beam, splined end withstands on the jacking face of jacking part, bulge-structure is adopted to be connected on by semiaxis bolt card in through hole and to adopt nut to fix, bearing is connected on first crossbeam by bulge-structure, by the splined end of jacking part jacking semiaxis, the flange end of semiaxis is moved relative to bearing, bearing can be disassembled from semiaxis.The bearing mounting/dismounting device that the utility model embodiment provides, without the need to dismantling brake drum, shoe plate assembly, brake disc, wheel hub and detachable bearing, the unloading process solving bearing is complicated, and longer problem consuming time, reach and simplify bearing removal process, shorten the effect in take-down time.
The bearing mounting/dismounting device that the utility model embodiment provides is when dismantling and install bearing, bearing and semiaxis are not all damaged, and the bearing mounting/dismounting device structure that the utility model embodiment provides is simple, dismounting and bearings mounted process simply, safety, due to without the need to dismantling brake drum, shoe plate assembly, brake disc, wheel hub and detachable bearing, therefore, the labour intensity of employee can be alleviated, reduce the cost of auto repair.
Please refer to Fig. 9, shown in it is the schematic diagram that the bearing mounting/dismounting device 04 adopting the utility model embodiment to provide dismantles bearing, wherein, for the ease of observing, shown in brake drum 024 part in Fig. 9 is sectional view, see Fig. 9, when adopting the bearing mounting/dismounting device 04 shown in Fig. 4 to dismantle bearing, jacking part 049 is arranged on the upper surface of base 0411, and make the jacking face of jacking part 049 just to the second locating hole, by the opening of two of the annular groove bottom on the first cylinder of moving casing 044 parallel planar alignment second locating holes, make any one plane in two parallel planes vertical with the opening surface of the opening of the second locating hole, afterwards, moving casing 044 to be inserted in the second locating hole and to rotate to an angle, moving casing 044 is made to be stuck in the second locating hole by cannelure, by the splined end of semiaxis 01 successively through the cylindrical cavity of the first locating hole on first crossbeam 042 and moving casing 044, the nut of each half axle bolt 012 in half axle bolt 012 of 4 on wheel hub 022 is dismantled, and 4 half axle bolts 012 are aimed at respectively and penetrated the through hole on 4 boss, afterwards, again by the nut screwing clamping of each half axle bolt 012, the splined end of semiaxis 01 is withstood on the jacking face of jacking part 049, suppress jacking part 049, the splined end of the jacking face promotion semiaxis 01 of jacking part 049 moves up, the flange end of semiaxis 01 and brake drum 024 entirety are moved up relative to bearing 011, bearing 011 can be disassembled from semiaxis 01, bearing 011 is deviate from wheel hub 022.The unloading process of bearing 011 is complete.
In sum, the bearing mounting/dismounting device that the utility model embodiment provides, by arranging bulge-structure on first crossbeam, and the through hole of clamping half axle bolt is set on bulge-structure, when dismantling bearing, by the splined end of semiaxis successively through after the locating hole on first crossbeam and second cross beam, splined end withstands on the jacking face of jacking part, bulge-structure is adopted to be connected on by semiaxis bolt card in through hole and to adopt nut to fix, bearing is connected on first crossbeam by bulge-structure, by the splined end of jacking part jacking semiaxis, the flange end of semiaxis is moved relative to bearing, bearing can be disassembled from semiaxis.The bearing mounting/dismounting device that the utility model embodiment provides, without the need to dismantling brake drum, shoe plate assembly, brake disc, wheel hub and detachable bearing, the unloading process solving bearing is complicated, and longer problem consuming time, reach and simplify bearing removal process, shorten the effect in take-down time.
The bearing mounting/dismounting device that the utility model embodiment provides is when dismantling and install bearing, bearing and semiaxis are not all damaged, and the bearing mounting/dismounting device structure that the utility model embodiment provides is simple, dismounting and bearings mounted process simply, safety, due to without the need to dismantling brake drum, shoe plate assembly, brake disc, wheel hub and detachable bearing, therefore, the labour intensity of employee can be alleviated, reduce the cost of auto repair.
Please refer to Figure 10, shown in it is the bearings mounted schematic diagram of bearing mounting/dismounting device 04 adopting the utility model embodiment to provide, wherein, for the ease of observing, shown in brake drum 024 part in Figure 10 is sectional view, see Figure 10, when adopting the bearing mounting/dismounting device 04 shown in Fig. 4 to install bearing, bearing 011 is enclosed within semiaxis 01 by the splined end of semiaxis 01, then the second cylindrical end of moving casing 044 is aimed at the splined end of semiaxis 01, by the splined end of semiaxis 01, moving casing 044 is socketed on semiaxis 01, now, bearing 011 with the relative position of moving casing 044 is: bearing 011 is near the flange end of semiaxis 01, moving casing 044 is away from the flange end of semiaxis 01, and the second cylindrical end of moving casing 044 is near bearing 011, after the splined end of semiaxis 01 is passed the second locating hole of second cross beam 043 from the bottom of second cross beam 043, again by the splined end of semiaxis 01 from the bottom of first crossbeam 042 through the first locating hole of first crossbeam 042 (if semiaxis 01 is shorter to such an extent as to when being placed on feet 045 by brake drum 024, the splined end of semiaxis 01 does not also contact with first crossbeam 042, then this step also can not perform), now, brake drum 024 is placed on feet 045, by the opening of two of the annular groove bottom on the first cylinder of moving casing 044 parallel planar alignment second locating holes, make any one plane in two parallel planes vertical with the opening surface of the opening of the second locating hole, afterwards, moving casing 044 to be inserted in the second locating hole and to rotate to an angle, moving casing 044 is made to be stuck in the second locating hole by cannelure, jacking part 049 is arranged on the upper surface of base 0411, and make the jacking face of jacking part 049 just to the second locating hole, suppress jacking part 049, the jacking face of jacking part 049 promotes brake drum 024 and moves up, now, the flange end of semiaxis 01 also moves up relative to moving casing 044, second cylinder of moving casing 044 withstands on bearing 011 away from the bottom surface of the first cylinder, continue to suppress jacking part 049, bearing 011 is pressed in wheel hub 022 by moving casing 044, bearing 011 is installed between wheel hub 022 and semiaxis 01, the installation process of bearing 011 is complete.
In sum, the bearing mounting/dismounting device that the utility model embodiment provides, by arranging bulge-structure on first crossbeam, and the through hole of clamping half axle bolt is set on bulge-structure, when dismantling bearing, by the splined end of semiaxis successively through after the locating hole on first crossbeam and second cross beam, splined end withstands on the jacking face of jacking part, bulge-structure is adopted to be connected on by semiaxis bolt card in through hole and to adopt nut to fix, bearing is connected on first crossbeam by bulge-structure, by the splined end of jacking part jacking semiaxis, the flange end of semiaxis is moved relative to bearing, bearing can be disassembled from semiaxis.The bearing mounting/dismounting device that the utility model embodiment provides, without the need to dismantling brake drum, shoe plate assembly, brake disc, wheel hub and detachable bearing, the unloading process solving bearing is complicated, and longer problem consuming time, reach and simplify bearing removal process, shorten the effect in take-down time.
The bearing mounting/dismounting device that the utility model embodiment provides is when dismantling and install bearing, bearing and semiaxis are not all damaged, and the bearing mounting/dismounting device structure that the utility model embodiment provides is simple, dismounting and bearings mounted process simply, safety, due to without the need to dismantling brake drum, shoe plate assembly, brake disc, wheel hub and detachable bearing, therefore, the labour intensity of employee can be alleviated, reduce the cost of auto repair.
One of ordinary skill in the art will appreciate that all or part of step realizing above-described embodiment can have been come by hardware, the hardware that also can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium mentioned can be read-only storage, disk or light dish etc.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a bearing mounting/dismounting device, it is characterized in that, described bearing mounting/dismounting device is for dismantling the bearing of semiaxis, the flange end of described semiaxis is provided with wheel hub and brake disc, described wheel hub is fixedly connected with by half axle bolt with described brake disc, described bearing is arranged between described wheel hub and described semiaxis, and described bearing mounting/dismounting device comprises: fixed mount, first crossbeam, second cross beam and jacking part
Described fixed mount comprises: base and two columns, and described two columns are fixedly installed on the both sides of described base respectively;
The two ends of described first crossbeam are separately fixed at the top of described two columns, and described first crossbeam is provided with the first locating hole passed for semiaxis along the thickness direction of described first crossbeam, the surrounding of described first locating hole is provided with bulge-structure, described bulge-structure is provided with through hole along the thickness direction of described bulge-structure, and described through hole is used for half axle bolt described in clamping when dismantling bearing;
The two ends of described second cross beam are separately fixed on described two columns, and described second cross beam is between described first crossbeam and described base, described second cross beam are provided with the second locating hole passed for semiaxis along the thickness direction of described second cross beam;
Described jacking part is arranged on described base, and the splined end of described semiaxis can pass described first locating hole and described second locating hole successively, and withstand on the jacking face of described jacking part, described bearing can be stuck on described first crossbeam by described bulge-structure;
Wherein, the thickness direction of the thickness direction of described first crossbeam, the thickness direction of described bulge-structure and described second cross beam is all perpendicular to the upper surface of described base.
2. bearing mounting/dismounting device according to claim 1, is characterized in that, described bearing mounting/dismounting device is also for installing the bearing of semiaxis, and described wheel hub and described brake disc are all positioned at the inside of brake drum,
Each described column is fixedly installed feet, and described feet is between described second cross beam and described base, described feet is used for, when installing bearing, supporting described brake drum;
The supporting surface of described feet is greater than the distance of described jacking face to the upper surface of described base to the distance of the upper surface of described base.
3. bearing mounting/dismounting device according to claim 2, is characterized in that,
Described first locating hole and described second locating hole are all manhole, the axis of described first locating hole and the axis collinear of described second locating hole.
4. bearing mounting/dismounting device according to claim 3, is characterized in that,
Described second locating hole is provided with opening, and the width of described opening is less than the diameter of described second locating hole, and described bearing mounting/dismounting device also comprises: moving casing,
Described moving casing is superpose by the first cylinder and the second cylinder the integrative-structure formed, the axis of described first cylinder and the axis collinear of described second cylinder, the diameter of described first cylinder is greater than the diameter of described second cylinder, and is greater than the diameter of described second locating hole;
The side of described first cylinder is provided with cannelure, the internal diameter of the annulus of described cannelure equals the diameter of described second cylinder, and be less than or equal to the diameter of described second locating hole, the bottom of described cannelure comprises the plane of two cuttings formation, parallel and the spacing of two described planes is less than the width of described opening, the cannelure of described moving casing can pass described opening, described moving casing is snapped in described second locating hole, described moving casing is provided with the cylindrical cavity passed for semiaxis along the short transverse of described moving casing.
5. bearing mounting/dismounting device according to claim 3, is characterized in that,
Described second locating hole is provided with opening, and the width of described opening equals the diameter of described second locating hole, and described bearing mounting/dismounting device also comprises: moving casing,
Described moving casing is superpose by the first cylinder and the second cylinder the integrative-structure formed, the axis of described first cylinder and the axis collinear of described second cylinder, the diameter of described first cylinder is greater than the diameter of described second cylinder, and is greater than the diameter of described second locating hole;
The side of described first cylinder is provided with cannelure, the internal diameter of the annulus of described cannelure equals the diameter of described second cylinder, and be less than the diameter of described second locating hole, the cannelure of described moving casing can pass described opening, described moving casing is snapped in described second locating hole, described moving casing is provided with the cylindrical cavity passed for semiaxis along the short transverse of described moving casing.
6. the bearing mounting/dismounting device according to claim 4 or 5, is characterized in that,
In the opening surface of described opening and the side of described second cross beam, the side of the length direction of parallel described second cross beam is coplanar.
7. bearing mounting/dismounting device according to claim 1, is characterized in that,
Described bulge-structure comprises: multiple boss, each described boss is provided with a described through hole, and described through hole is strip through hole, and each smooth corners of described through hole is excessive.
8. bearing mounting/dismounting device according to claim 2, is characterized in that, described bearing mounting/dismounting device also comprises: the first reinforcement group, the second reinforcement group and the 3rd reinforcement group, and each described reinforcement group comprises even number bar reinforcement,
One end of arbitrary reinforcement in described first reinforcement group is fixedly connected with described base, and the other end is fixedly connected with described column, and one end that the arbitrary reinforcement in described first reinforcement group is fixedly connected with described column is positioned at the below of described feet;
One end of arbitrary reinforcement in described second reinforcement group is fixedly connected with described second cross beam, and the other end is fixedly connected with described column;
One end of arbitrary reinforcement in described 3rd reinforcement group is fixedly connected with described first crossbeam, and the other end is fixedly connected with described column;
Wherein, reinforcement in reinforcement in described first reinforcement group, described second reinforcement group and the reinforcement in described 3rd reinforcement group are symmetricly set on the both sides of the first lengthwise cross section of described fixed mount, first lengthwise cross section of described fixed mount is perpendicular to the length direction of described second cross beam, and the axis of described second locating hole is positioned at the first lengthwise cross section of described fixed mount.
9. bearing mounting/dismounting device according to claim 1, is characterized in that, described fixed mount also comprises: two center rests,
Described two center rests are separately fixed at the side of described base near described two columns, and the bottom surface of the bottom surface of each center rest in described two center rests and described base is coplanar.
10. bearing mounting/dismounting device according to claim 1, is characterized in that,
Described first locating hole is arranged on the center of described first crossbeam, and described second locating hole is arranged on the center of described second cross beam;
Described jacking part is jack, and described jacking part is arranged at the center of described base, and the jacking face of described jacking part is positioned at immediately below described second locating hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520351933.5U CN204771393U (en) | 2015-05-27 | 2015-05-27 | Bearing replacer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520351933.5U CN204771393U (en) | 2015-05-27 | 2015-05-27 | Bearing replacer |
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| CN204771393U true CN204771393U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520351933.5U Expired - Fee Related CN204771393U (en) | 2015-05-27 | 2015-05-27 | Bearing replacer |
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| CN (1) | CN204771393U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107486701A (en) * | 2017-08-22 | 2017-12-19 | 机科发展科技股份有限公司 | Rotor press-mounting system and pressing method |
| CN109108627A (en) * | 2018-08-14 | 2019-01-01 | 江苏大唐国际吕四港发电有限责任公司 | A kind of high-pressure admission intubation assembly technology |
-
2015
- 2015-05-27 CN CN201520351933.5U patent/CN204771393U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107486701A (en) * | 2017-08-22 | 2017-12-19 | 机科发展科技股份有限公司 | Rotor press-mounting system and pressing method |
| CN107486701B (en) * | 2017-08-22 | 2024-03-22 | 机科发展科技股份有限公司 | Rotor press-fitting system and press-fitting method |
| CN109108627A (en) * | 2018-08-14 | 2019-01-01 | 江苏大唐国际吕四港发电有限责任公司 | A kind of high-pressure admission intubation assembly technology |
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Granted publication date: 20151118 |