CN206273480U - Efficiently to hind axle bearing pressing equipment - Google Patents

Abstract

The utility model provides one kind efficiently to hind axle bearing pressing equipment, including：Workbench；Mounting yoke, it is arranged on workbench surface, and mounting yoke concave surface forms mounting groove；Support base, it is arranged on workbench surface and by mounting yoke, and support base is provided with the bearing plate of support mounting plate from horizontal direction near the side of mounting yoke；Piece supplying seat, its fix with workbench and positioned at support base away from mounting yoke side, piece supplying is provided through in piece supplying seat goes out part hole；Defeated part cylinder, it is arranged at piece supplying seat top, and defeated part hole is provided with defeated part cylinder, and for being placed vertically several bearings, defeated part hole connects with part hole is gone out in defeated part hole, and defeated part hole center line and the central axis for going out part hole；And first cylinder, it is arranged at piece supplying seat away from the side of piece supplying seat.The beneficial effects of the utility model：On the premise of ensureing to realize that bearing automatically feeds, realize and be pressed into bearing in the axis hole of installing plate automatically.

Description

Efficiently to hind axle bearing pressing equipment

Technical field

The utility model is related to hind axle production device, and in particular to a kind of efficiently to hind axle bearing pressing equipment.

Background technology

As shown in figure 1, hind axle includes shaft body 11, shaft body 11 is cylindrical structure, is connected in one end of shaft body 11 Installing plate 12, the place plane of installing plate 12 and the central axis of shaft body 11 are connected to, axis hole 13 are offered on installing plate 12, Press-in bearing 14 is needed at axis hole 13 could constitute complete hind axle, and the effect of bearing 14 is the outside axle of connection, with the company of playing Action is used.In the prior art, will be pressed on operating platform, then firmly to enter to bearing hammering by installing plate by hand In axis hole on installing plate, although manual operations realizes and bearing is pressed into axis hole to a certain extent, but the shortcoming for existing For：

When pinning installing plate on the operational platform by hand, because installing plate can relative operating platform jump during hammering It is dynamic, therefore need very big power to push down installing plate, and if the hammering deviation of directivity, easily there is hammer and hinder the accident of hand or occur damaging peace The phenomenon of plate is filled, therefore it is low to be manually pressed into the hind axle quality that bearing not only obtains, and low production efficiency, it is susceptible to safe thing Therefore.

Utility model content

For the deficiency in the presence of prior art, the utility model provides one kind and is efficiently set to hind axle press-in bearing It is standby, on the premise of ensureing to realize that bearing automatically feeds, realize and be pressed into bearing in the axis hole of installing plate automatically.

To achieve the above object, the utility model employs following technical scheme：

It is a kind of efficient to hind axle bearing pressing equipment, including：

Workbench；

Mounting yoke, it is arranged on workbench surface, and mounting yoke concave surface is formed in mounting groove, mounting groove for putting Postpone the end of the shaft body away from installing plate of wheel shaft；

Support base, it is arranged on workbench surface and by mounting yoke, be provided with the surface of support base for The board slot of installing plate is laid, the edge away from shaft body of installing plate is placed in board slot during installation, support base is near mounting yoke Side be provided with the bearing plate of support mounting plate from horizontal direction；

Piece supplying seat, it is fixed and, away from the side of mounting yoke, is provided with piece supplying seat on workbench and positioned at support base Through piece supplying seat go out part hole, go out part hole for place and guide bearing, when bearing is located at out part hole near the end of installing plate Axis hole when upper on installing plate is aligned with bearing；

Defeated part cylinder, it is arranged at piece supplying seat top, and defeated part hole is provided with defeated part cylinder, and defeated part hole is used to be placed vertically Several bearings, defeated part hole connects with part hole is gone out, and defeated part hole center line and the central axis for going out part hole；And

First cylinder, it is arranged at piece supplying seat away from the side of piece supplying seat, and the first cylinder piston rod passes through piece supplying seat energy Stretch into out in part hole and bearing is pressed into axis hole, the piston rod of the first cylinder does not extend into out part hole and connected with defeated part hole when not working Section in.

Preferably,

Two pairs of temporary transient shifting-position mechanisms are provided with defeated part cylinder, two pairs of temporary transient shifting-position mechanisms may be contained within defeated part hole and be close to part On the inwall in hole, two pairs of temporary transient shifting-position mechanisms are symmetrical arranged along the center line in defeated part hole；

The temporary transient shifting-position mechanism of each pair includes：Gear post, opens up on the inwall of defeated part hole and is equipped with telescopic hole, in telescopic hole The central axis in heart line and defeated part hole, gear post one end is arranged in telescopic hole, and the other end of gear post can stretch into defeated part hole It is interior, and the end that gear post is stretched into defeated part hole is dome-type structure, the end that gear post is located in telescopic hole passes through the first bullet Spring is connected with telescopic hole bottom surface, and when not acted on by external force, gear post can block most 3 bearings above it；

Second cylinder, its top for being arranged at defeated part cylinder, the piston rod of the second cylinder can stretch into defeated part hole by bearing from Under being clashed on gear post.

Preferably, also including two guiding mechanisms, two guiding mechanisms may be contained within out the inwall in the close defeated part hole in part hole On, two guiding mechanisms are symmetrical arranged along the center line for going out part hole, and two guiding mechanisms may be contained within out part hole with defeated part Kong Lian The corner for connecing, two guiding mechanisms include：

First expansion link, the first retraction hole is equipped with going out on inside part hole to open up, first retraction hole center line with go out part The central axis in hole, the first expansion link is slidingly arranged in the first retraction hole；

Second spring, it is connected between the first expansion link and the first retraction bottom hole face；

First directive wheel, it rotates with the first expansion link and is connected, and the edge of the first directive wheel is tangent with defeated part hole inwall；

Second expansion link, the second retraction hole is equipped with going out on inside part hole to open up, and the second retraction hole position is in the first retraction hole Away from the side in defeated part hole, the center line and the central axis for going out part hole in the second retraction hole, the second expansion link is slidably set In in the second retraction hole；

3rd spring, it is connected between the second expansion link and the second retraction bottom hole face；And

Second directive wheel, it rotates with the second expansion link and is connected, and the first directive wheel and the second directive wheel are not receiving outer masterpiece Used time, the minimum distance that the first guiding takes turns to out part centerline hole is oriented to the most low coverage for taking turns to out part centerline hole less than second From the minimum distance that the second guiding takes turns to out part centerline hole is more than part hole inwall to the minimum distance for going out part centerline hole.

Preferably, also including alignment device, alignment device includes：

Pedestal, it is set on workbench surface and is set near support base, and driving chamber is provided with pedestal；

Connecting cylinder, connecting cylinder one end is stretched into driving chamber, and the bore of connecting cylinder is connected with driving chamber, and the connecting cylinder other end is passed through Wear bearing plate, and connecting cylinder near bearing plate end face and loading plate towards the face of piece supplying seat in one plane, when bearing position The center line of bore of connecting cylinder is aligned with the center line of bearing when part hole is gone out on the end of installing plate, the cylinder of connecting cylinder The small diameter in hole is in the diameter of axis hole；And

3rd cylinder, it is arranged in driving chamber, and the piston rod of the 3rd cylinder extends along the center line of connecting cylinder, and the The piston rod of three cylinders can stretch out the bore of connecting cylinder.

Preferably, also including hold-down mechanism, hold-down mechanism includes：

Compact heap, it is set near the top margin for going out part hole, and compact heap can compress bearing near the face for going out part centerline hole Going out on part bottom hole side；

Contiguous block, it is arranged at compact heap away from the side for going out part hole, and it is connected with piece supplying seat；

4th spring, it is connected between compact heap and contiguous block；And

Drive device is compressed, its compression housing for including being arranged at piece supplying seat bottom compresses formation in housing and rotates chamber, To rotate rotated in chamber and be provided with convolution cylinder, the upper convolution of convolution cylinder has drawstring, drawstring one end is connected with convolution cylinder, and drawstring passes through piece supplying Seat and the connection of contiguous block compact heap, motor is provided with compressing outside housing, the axle of motor penetrates compression housing and is connected with convolution cylinder；

Wherein, when drawstring unclamps and bearing is located at compact heap lower section, the 4th spring is compressed.

Preferably, also including clamping limb, clamping limb includes：

Arm seat, it is arranged at by support base；

5th cylinder, it is installed on arm seat, after the telescopic direction of the piston rod of the 5th cylinder and installation where installing plate Plane is vertical；And

Clamping body, it is connected with the piston rod of the 5th cylinder, and can be pressed on installing plate on bearing plate by clamping limb.

Compared to prior art, the utility model has the advantages that：

1) by setting mounting yoke, the support and placement of the end that installing plate is not connected with to shaft body are realized；

2) by setting support base, the support to installing plate is realized, the support to installing plate and the support to shaft body Coordinate so that be aligned with the bearing being positioned over out at part hole exits；

3) by setting piece supplying seat, the supply to bearing is realized, is oriented to during to press-in bearing, due to going out part hole Base and bearing touch, the diameter of bearing is again certain, and this goes out the cooperation of the base with support base and mounting yoke in part hole, real The alignment of output bearing and axis hole is showed；

4) by setting the first cylinder, realize in the axis hole of the bearing press-in installing plate that will be located at out in part hole, and then It is final to realize in the automatic axis hole by bearing press-in installing plate, press-in quality is improve, labour cost is reduced, improve and add Work efficiency rate；

5) by setting defeated part cylinder, realize and bearing be put into from defeated part hole, it is possible to be directly inputted into and in part hole, Realize automatic supply bearing, it is to avoid need mobile first cylinder because needing to install bearing, further increase processing effect Rate, further mitigates labor force.

Brief description of the drawings

Fig. 1 is the structural representation of hind axle and bearing to be pressed into；

Fig. 2 is structural representation efficiently to hind axle bearing pressing equipment；

Fig. 3 be Fig. 2 in piece supplying seat with defeated part cylinder at sectional view；

Fig. 4 is the enlarged drawing at A in Fig. 3；

Fig. 5 is the enlarged drawing at B in Fig. 3.

Specific embodiment

As shown in Figure 1 and Figure 2, the present embodiment provides a kind of efficiently to hind axle bearing pressing equipment, including：

Workbench 2；

Mounting yoke 3, it is arranged on the surface of workbench 2, and the concave surface of mounting yoke 3 forms mounting groove 31, mounting groove 31 Interior end of the shaft body away from installing plate for placing hind axle；

Support base 4, it is arranged on the surface of workbench 2 and by mounting yoke 3, is provided with the surface of support base 4 Board slot (not shown) for laying installing plate, the edge away from shaft body of installing plate is placed in board slot during installation, branch Support seat 4 is provided with the bearing plate 41 of support mounting plate from horizontal direction near the side of mounting yoke 3；

Piece supplying seat 5, it is fixed and, away from the side of mounting yoke 3, is set in piece supplying seat 5 on workbench 2 and positioned at support base 4 Be equipped with and go out part hole through piece supplying seat 5, go out part hole for place and guide bearing, when bearing is located at out the close installing plate in part hole Axis hole when on end on installing plate is aligned with bearing；

Defeated part cylinder 6, it is arranged at the top of piece supplying seat 5, defeated part hole is provided with defeated part cylinder 6, and defeated part hole is used for vertically Place several bearings, defeated part hole connects with part hole is gone out, and defeated part hole center line and the central axis for going out part hole；And

First cylinder 7, it is arranged at piece supplying seat 5 away from the side of piece supplying seat 5, and the piston rod of the first cylinder 7 passes through piece supplying Seat 5 can stretch into out in part hole and bearing is pressed into axis hole, and the piston rod of the first cylinder 7 does not extend into out part hole with defeated part when not working In the section of hole connection.When using, first, the end that shaft body is not connected with installing plate is placed in the mounting groove 31 of mounting yoke 3 It is interior；Then, the edge away from shaft body of the installing plate of hind axle is placed in board slot, and then realizes the installation of hind axle, by In the edge away from shaft body of installing plate be special-shaped curve, therefore after installing axis hole position it is certain, be axis hole and position below Condition has been established in the alignment of the bearing at part hole exits is gone out, and then for the axis hole of bearing press-in below is laid a good foundation condition；After again, Be positioned over for bearing in defeated part hole by the opening 61 from defeated part cylinder 6, multiple bearings can be placed in defeated part hole, by defeated The guiding in part hole, lowermost bearing is automatically fallen into going out in part hole by defeated part hole, is only capable of allowing a bearing due to going out part hole Into, therefore the bearing above lowermost bearing is not extended into defeated part hole when not worked due to the piston rod of the first cylinder 7 Go out in the section that part hole connects with defeated part hole, so when the first cylinder 7 piston rod be located at lowermost bearing near the first cylinder 7 Side, to treat that the first cylinder 7 drives lowermost bearing to be moved to direction where axis hole；Finally, the first cylinder 7, first are started The piston rod of cylinder 7 is stretched out, and lowermost bearing is pressed into in axis hole, and bearing plate 41 is supported to installing plate during press-in, And then most bearing is pressed into the axis hole of installing plate at last, when lowermost bearing is moved away, due to the piston of the first cylinder 7 The bearing being located in defeated part hole before is blocked in top by bar, and bearing relative can be slided with the piston rod of the first cylinder 7；When first When the piston rod of cylinder 7 is retracted, the piston rod of the first cylinder 7 is extracted out from next bearing bottom surface, and next bearing enters into out part hole It is interior, to treat to press bearing working to carry out next time.

As shown in Fig. 3 and Fig. 5, in order to avoid next bearing is made with the piston rod relative slip of generation of the first cylinder 7 Piston rod into the first cylinder 7 is damaged,

Two pairs of temporary transient shifting-position mechanisms 62 are provided with defeated part cylinder 6, two pairs of temporary transient shifting-position mechanisms 62 may be contained within defeated part hole 64 On the inwall for going out part hole, two pairs of temporary transient shifting-position mechanisms 62 are symmetrical arranged along the center line in defeated part hole 64；

The temporary transient shifting-position mechanism 62 of each pair includes：Gear post 621, opens up on the defeated inwall of part hole 64 and is equipped with telescopic hole 65, The central axis in the center line of telescopic hole 65 and defeated part hole 64, one end of gear post 621 is arranged in telescopic hole 65, gear post 621 other end can be stretched into defeated part hole 64, and the end that gear post 621 is stretched into defeated part hole 64 is dome-type structure, gear The end that post 621 is located in telescopic hole 65 is connected by the first spring 622 with the bottom surface of telescopic hole 65, is kept off when not acted on by external force Position post 621 can block most 3 bearings 14 above it；

Second cylinder 63, its top for being arranged at defeated part cylinder 6, the piston rod of the second cylinder 63 can be stretched into will in defeated part hole 64 Under bearing 14 clashes into from gear post 621.When not being subject to the piston rod of the second cylinder 63 to the pressure of each bearing 14, first Spring 622 is only by the gravity of all bearings 14, and the dynamics of gravity is not enough, also due to this most 3 bearing 14 of limitation is in gear The surface of post 621, therefore gear post 621 can not be squeezed into telescopic hole 65, now gear post 621 plays spacing to bearing 14 Effect；When need to go out supply bearing 14 in part hole when, the second cylinder 63 is operated, and the impact of the piston rod of the second cylinder 63 is located at defeated part Once, lowermost bearing 14 causes that lowermost bearing 14 will due to by powerful impulsive force to bearing 14 in hole 64 Gear post 621 is squeezed into telescopic hole 65, and most beneath bearing 14 is slipped into out in part hole, as shown in Fig. 1 and Fig. 5, due to bearing 14 two ends diameter forms step 141 less than the diameter of central segment at the two ends of bearing 14, and next bearing 14 comes then the Under the restoring force effect of one spring 622, gear post 621 is stuck at step 141, due to now the second cylinder 63 piston rod Retraction, next bearing 14 is lost by pressure, therefore next bearing 14 can be continued spacing by gear post 621, it is ensured that one by one Ground is part hole for bearing 14.

As shown in Figure 3 and 4, efficiently two guiding mechanisms 52, two Guiding machines are also included to hind axle bearing pressing equipment Structure 52 may be contained within out on the inwall in close defeated part hole 64 in part hole, and two guiding mechanisms 52 symmetrically set along the center line for going out part hole Put, and two guiding mechanisms 52 may be contained within out the corner that part hole 51 is connected with defeated part hole 64, two guiding mechanisms 52 include：

First expansion link 511, the first retraction hole 53 is equipped with going out on inside part hole 51 to open up, the center in the first retraction hole 53 Line and the central axis for going out part hole 51, the first expansion link 511 are slidingly arranged in the first retraction hole 53；

Second spring 512, it is connected between the first expansion link 511 and the first retraction bottom surface of hole 53；

First directive wheel 513, it rotates with the first expansion link 511 and is connected, the edge of the first directive wheel 513 and defeated part hole 64 Inwall is tangent；

Second expansion link 514, the second retraction hole 54 is equipped with going out on inside part hole 51 to open up, and the second retraction hole 54 is located at the One retraction hole 53 away from defeated part hole 64 side, second retraction hole 54 center line and the central axis for going out part hole 51, second Expansion link 514 is slidingly arranged in the second retraction hole 54；

3rd spring 515, it is connected between the second expansion link 514 and the second retraction bottom surface of hole 54；And

Second directive wheel 516, it rotates with the second expansion link 514 and is connected, the first directive wheel 513 and the second directive wheel 516 When not acted on by external force, the first directive wheel 513 is to going out the minimum distance of the center line of part hole 51 less than the second directive wheel 516 to going out The minimum distance of the center line of part hole 51, the second directive wheel 516 is more than in part hole 51 to the minimum distance for going out the center line of part hole 51 Wall is to the minimum distance for going out the center line of part hole 51.Due to going out part hole 51 to connect defeated part hole 64, go out part hole 51 in defeated part hole 64 Being relatively large in diameter for junction, when bearing 14 is promoted, if rocking occurs in bearing 14, can deviate from out the center line in part hole 51, be Ensure the Aligning degree of the bearing 14 and axis hole sent out, go out the difference of the diameter in part hole 51 and bearing 14 less, and cause bearing 14 bearing 14 is with the frictional force that goes out the inwall of part hole 51 larger or collide when entering part hole 51 near the section of axis hole Phenomenon, and then cause to produce the second-rate of the hind axle for obtaining.In order to solve the above problems, there is provided the first directive wheel 513 Part hole 51 is slipped into out with the second directive wheel 516 to bearing 14 to be oriented near the section of axis hole.Specifically, the first directive wheel 513 Tangent with the defeated inwall of part hole 64, bearing 14 can smoothly enter to the defeated bottom of part hole 64 (that is to say out the inwall in part hole 51)；When When one cylinder 7 promotes bearing 14 to the place direction of two first directive wheel 513, because the first directive wheel 513 takes turns to out part hole 51 The minimum distance of center line is more than the inwall of part hole 51 to the minimum distance for going out the center line of part hole 51, and the of the extruding of bearing 14 both sides One directive wheel 513, the first directive wheel 513 is rotated, when the first cylinder 7 continues to promote bearing 14 forward, because stress is excessive, the First expansion link 511 of the connection of one directive wheel 513 is retracted in the first retraction hole 53, and the center line of bearing 14 is sent to and is close to The center line in part hole 51, because the first directive wheel 513 is arrived to the minimum distance for going out the center line of part hole 51 less than the second directive wheel 516 Go out the minimum distance of the center line of part hole 51, therefore bearing 14 smoothly enters two second very much when bearing 14 reaches the second directive wheel 516 Between directive wheel 516, by the guiding of the second directive wheel 516, the center line of bearing 14 is sent to closer to going out part hole 51 Center line, and then be finally smoothly fed through out in part hole 51,

As shown in Fig. 2 the alignment result in order to strengthen bearing 14 and axis hole, efficiently also wraps to hind axle bearing pressing equipment Alignment device 8 is included, alignment device 8 includes：

Pedestal 81, it is set on the surface of workbench 2 and is set near support base 4, and driving chamber is provided with pedestal 81；

Connecting cylinder 82, one end of connecting cylinder 82 is stretched into driving chamber, and the bore of connecting cylinder 82 is connected with driving chamber, connecting cylinder 82 The other end runs through bearing plate 41, and connecting cylinder 82 near bearing plate 41 end face and loading plate towards the face of piece supplying seat 5 at one In plane, the center line of the bore of connecting cylinder 82 and bearing 14 when bearing 14 is located at out part hole 51 on the end of installing plate Center line alignment, the small diameter of the bore of connecting cylinder 82 is in the diameter of axis hole；And

3rd cylinder (not shown), it is arranged in driving chamber, and the piston rod of the 3rd cylinder is in connecting cylinder 82 Heart line extends, and the piston rod of the 3rd cylinder can stretch out the bore of connecting cylinder 82.Due to being installed by shaft body and mounting blocks Position not to influence, it may appear that bearing 14 and axis hole Aligning degree problem not high.In order to solve the above problems, take turns after mounting During axle, start the 3rd cylinder, the piston rod of the 3rd cylinder passes bearing plate 41, and the piston rod of the 3rd cylinder is used as axis hole and bearing The reference axis of 14 alignments, manually adjusts the installation site of installing plate and shaft body so that the piston rod of axis hole and the 3rd cylinder Center is aligned, so as to strengthen the alignment result of bearing 14 and axis hole.

As shown in figure 3, efficiently also including hold-down mechanism 55 to hind axle bearing pressing equipment, hold-down mechanism 55 includes：

Compact heap 551, it is set near the top margin for going out part hole 51, and compact heap 551 is near the face energy for going out the center line of part hole 51 Bearing 14 is pressed on out on the base of part hole 51；

Contiguous block 552, it is arranged at compact heap 551 away from the side for going out part hole 51, and it is connected with piece supplying seat 5；

4th spring 553, it is connected between compact heap 551 and contiguous block 552；And

Drive device is compressed, its compression housing 554 for including being arranged at 5 bottoms of piece supplying seat compresses formation in housing 554 and turns Dynamic chamber 555, convolution cylinder 556 is provided with to rotate rotated in chamber 555, and convolution has drawstring 557, the one end of drawstring 557 on convolution cylinder 556 It is connected with convolution cylinder 556, drawstring 557 is connected through piece supplying seat 5 and the compact heap 551 of contiguous block 552, is compressing the peripheral hardware of housing 554 Motor 558 is equipped with, the axle of motor 558 penetrates compression housing 554 and is connected with convolution cylinder 556；

Wherein, when drawstring 557 unclamps and bearing 14 is located at 551 lower section of compact heap, the 4th spring 553 is compressed.Due to During bearing 14 is promoted, bearing 14 is somewhat rocked, it is possible to caused inaccurate with axis hole contraposition.In order to avoid above-mentioned phenomenon, There is provided hold-down mechanism 55.When bearing 14 is also not transferred to underface, drawstring 557 is in tensioned state, and compact heap 551 is carried Be raised to and go out the deviation position of part hole 51, concede the mobile space of bearing 14, wherein, the first cylinder 7, the second cylinder 63, the 3rd cylinder, The cylinder of motor 558 and the 5th is electrically connected to control circuit；When bearing 14 is also transmitted to underface, control circuit is by control The time for making the first cylinder 7 knows the transmission position of bearing 14, and the transfer rate of the first cylinder 7 is consistent, control circuit control electricity Machine 558 is started working so that convolution cylinder 556 is rotated, and discharges drawstring 557 so that stretching is in releasing orientation, in the 4th spring Under 553 restoring force effect, be pressed on out bearing 14 on the base of part hole 51 by compact heap 551, due to the reply of the 4th spring 553 Power is little, while 14 not bob of bearing is kept, it is also possible to allow bearing 14 to be moved under the driving of the first cylinder 7.

As shown in Fig. 2 efficiently also including clamping limb 9 to hind axle bearing pressing equipment, clamping limb 9 includes：

Arm seat 91, it is arranged at by support base 4；

5th cylinder 92, it is installed on arm seat 91, is installed after the telescopic direction of the piston rod of the 5th cylinder 92 and installation Plane where plate is vertical；And

Clamping body 93, it is connected with the piston rod of the 5th cylinder 92, and installing plate can be pressed on bearing plate 41 by clamping limb 9 On.In order to avoid causing bearing 14 and axis hole Aligning degree relatively low because the riding position of installing plate offsets, by setting the 5th Cylinder 92, after axis hole is aligned, installing plate is pressed on bearing plate 41.

Finally illustrate, above example is only used to illustrate the technical solution of the utility model and unrestricted, although ginseng The utility model has been described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this The technical scheme of utility model is modified or equivalent, without deviating from the objective and model of technical solutions of the utility model Enclose, it all should cover in the middle of right of the present utility model.

Claims (6)

1. a kind of efficiently to hind axle bearing pressing equipment, it is characterised in that including：

Workbench；

Mounting yoke, it is arranged on workbench surface, and mounting yoke concave surface is formed after being used for placement in mounting groove, mounting groove End of the shaft body of wheel shaft away from installing plate；

Support base, it is arranged on workbench surface and by mounting yoke, is provided with for laying on the surface of support base The board slot of installing plate, the edge away from shaft body of installing plate is placed in board slot during installation, and support base is close to the one of mounting yoke Side is provided with the bearing plate of support mounting plate from horizontal direction；

Piece supplying seat, it is fixed and, away from the side of mounting yoke, is provided through in piece supplying seat on workbench and positioned at support base Piece supplying seat go out part hole, go out part hole for place and guide bearing, when bearing is located at out part hole on the end of installing plate Axis hole on installing plate is aligned with bearing；

Defeated part cylinder, it is arranged at piece supplying seat top, defeated part hole is provided with defeated part cylinder, and defeated part hole is some for being placed vertically Individual bearing, defeated part hole connects with part hole is gone out, and defeated part hole center line and the central axis for going out part hole；And

First cylinder, it is arranged at piece supplying seat away from the side of piece supplying seat, and the first cylinder piston rod can be stretched into through piece supplying seat Go out in part hole and bearing is pressed into axis hole, the piston rod of the first cylinder does not extend into out the section that part hole connects with defeated part hole when not working It is interior.

2. according to claim 1 efficiently to hind axle bearing pressing equipment, it is characterised in that

Two pairs of temporary transient shifting-position mechanisms are provided with defeated part cylinder, two pairs of temporary transient shifting-position mechanisms may be contained within defeated part hole and be close to part hole On inwall, two pairs of temporary transient shifting-position mechanisms are symmetrical arranged along the center line in defeated part hole；

The temporary transient shifting-position mechanism of each pair includes：Gear post, opens up on the inwall of defeated part hole and is equipped with telescopic hole, the center line of telescopic hole With the central axis in defeated part hole, gear post one end is arranged in telescopic hole, and the other end of gear post can be stretched into defeated part hole, and The end that gear post stretches into defeated part hole is dome-type structure, and the end that gear post is located in telescopic hole passes through the first spring and stretches Shrinkage cavity bottom surface connects, and when not acted on by external force, gear post can block most 3 bearings above it；

Second cylinder, its top for being arranged at defeated part cylinder, the piston rod of the second cylinder can be stretched into bearing from gear in defeated part hole Under being clashed on post.

3. it is according to claim 2 efficiently to hind axle bearing pressing equipment, it is characterised in that also including two Guiding machines Structure, two guiding mechanisms may be contained within out on the inwall in close defeated part hole in part hole, and two guiding mechanisms are along the center line for going out part hole It is symmetrical arranged, and two guiding mechanisms may be contained within out the corner that part hole is connected with defeated part hole, two guiding mechanisms include：

First expansion link, the first retraction hole is equipped with going out on inside part hole to open up, first retraction hole center line with go out part hole Central axis, the first expansion link is slidingly arranged in the first retraction hole；

Second spring, it is connected between the first expansion link and the first retraction bottom hole face；

First directive wheel, it rotates with the first expansion link and is connected, and the edge of the first directive wheel is tangent with defeated part hole inwall；

Second expansion link, the second retraction hole is equipped with going out on inside part hole to open up, second retraction hole position in first retraction hole away from The side in defeated part hole, the center line and the central axis for going out part hole in the second retraction hole, the second expansion link is slidingly arranged at the In two retraction holes；

3rd spring, it is connected between the second expansion link and the second retraction bottom hole face；And

Second directive wheel, it rotates with the second expansion link and is connected, the first directive wheel and the second directive wheel when not acted on by external force, The minimum distance that first guiding takes turns to out part centerline hole is oriented to the minimum distance for taking turns to out part centerline hole, second less than second The minimum distance that guiding takes turns to out part centerline hole is more than part hole inwall to the minimum distance for going out part centerline hole.

It is 4. according to claim 3 efficiently to hind axle bearing pressing equipment, it is characterised in that also including alignment device, Alignment device includes：

Pedestal, it is set on workbench surface and is set near support base, and driving chamber is provided with pedestal；

Connecting cylinder, connecting cylinder one end is stretched into driving chamber, and the bore of connecting cylinder is connected with driving chamber, and the connecting cylinder other end is through holding Pressing plate, and connecting cylinder near bearing plate end face and loading plate towards the face of piece supplying seat in one plane, when bearing is located at out The center line of the bore of connecting cylinder is aligned with the center line of bearing when part hole is on the end of installing plate, and the bore of connecting cylinder is small Diameter in the diameter of axis hole；And

3rd cylinder, it is arranged in driving chamber, and the piston rod of the 3rd cylinder extends along the center line of connecting cylinder, and the 3rd gas The piston rod of cylinder can stretch out the bore of connecting cylinder.

It is 5. according to claim 4 efficiently to hind axle bearing pressing equipment, it is characterised in that also including hold-down mechanism, Hold-down mechanism includes：

Compact heap, it is set near the top margin for going out part hole, and can be pressed on out for bearing near the face for going out part centerline hole by compact heap On part bottom hole side；

Contiguous block, it is arranged at compact heap away from the side for going out part hole, and it is connected with piece supplying seat；

4th spring, it is connected between compact heap and contiguous block；And

Drive device is compressed, its compression housing for including being arranged at piece supplying seat bottom compresses formation in housing and rotates chamber, is rotating Rotated in chamber and be provided with convolution cylinder, the upper convolution of convolution cylinder has drawstring, drawstring one end be connected with convolution cylinder, drawstring through piece supplying with Contiguous block compact heap is connected, and motor is provided with outside housing compressing, and the axle of motor penetrates compression housing and is connected with convolution cylinder；

Wherein, when drawstring unclamps and bearing is located at compact heap lower section, the 4th spring is compressed.

6. it is according to claim 5 efficiently to hind axle bearing pressing equipment, it is characterised in that also including clamping limb, folder Gripping arm includes：

Arm seat, it is arranged at by support base；

5th cylinder, it is installed on arm seat, plane where installing plate after the telescopic direction of the piston rod of the 5th cylinder and installation Vertically；And

Clamping body, it is connected with the piston rod of the 5th cylinder, and can be pressed on installing plate on bearing plate by clamping limb.