CN207104259U - The press-fitting tool of axlebox rod - Google Patents
The press-fitting tool of axlebox rod Download PDFInfo
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- CN207104259U CN207104259U CN201721090822.9U CN201721090822U CN207104259U CN 207104259 U CN207104259 U CN 207104259U CN 201721090822 U CN201721090822 U CN 201721090822U CN 207104259 U CN207104259 U CN 207104259U
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Abstract
The press-fitting tool of axlebox rod, including base, the support cartridge module, guide assembly and the pressure head that are placed on base and vertically set, it is characterized in that the quantity of described support cartridge module is two, and two support tube component alignment arrangements, the body of rod of axlebox rod is horizontally placed on support cartridge module, described guide assembly is positioned on the body of rod, and the press mounting hole and support cartridge module co-axially align from top to bottom of guide assembly, the body of rod, the pull bar ball pivot vertically set passes through guide assembly, lower end is stretched in the press mounting hole of the body of rod, and upper end is covered by briquetting.The press-fitting tool of axlebox rod provided by the utility model, press fitting precision is high, can effectively reduce the center distance tolerance of axlebox rod.
Description
Technical field
A kind of subrack pull bar press-fitting tool is the utility model is related to, for the pressure of pull bar ball pivot and the body of rod in subrack pull bar
Dress.
Background technology
Axlebox rod is the heavy connection for connecting bogie and car body, as shown in figure 1, mainly by ball pivot and body of rod interference
Cooperation forms, and the spacing of two ball pivot axis is referred to as centre-to-centre spacing.It plays a part of transmitting tractive force and brake force.Thus
The quality that it is assembled is directly related to the mechanical performance of vehicle operation.
The press-fitting tool of axle phase pull bar of the prior art, include mostly for the support section of support rod body and for pushing away
The pressure head that dynamic ball pivot pushes, some also include being used for the positioner for positioning ball pivot descending displacement, but with the row of track traffic
The continuous improvement of vehicle speed, it is all more tight in design and the requirement of manufacturing process as the axlebox rod of traction force transferring part
Lattice, therefore how to meet the high-precision size requirement of axlebox rod press fitting, turn into the press fitting difficult point of axlebox rod, for example, it is existing
The axlebox rod of press mounting tool press fitting, its center distance tolerance is larger, typically in 0.8-1mm, and under the requirement of high-precision size
Centre-to-centre spacing L tolerance should be controlled in the range of ± 0.5mm, as shown in Figure 2.
CN202070887U, it is a kind of to position press-fitting tool, including bottom plate, handle, dial, support without metal-coating ball pivot
Cylinder, rotation backstop, spring, alignment pin, positioning tube, pilot cylinder and pressure head；Wherein dial is arranged in the chute of bottom plate, scale
Disk can be along slide；Support tube is enclosed on dial by rim of the mouth, and support tube can rotate on scale plate；In support tube
Lower plane be provided with fan groove, keyway is provided with the part for being inserted in dial of rotation backstop, in handle insertion keyway, during work
Hand-held handle drives rotation backstop to rotate.Pilot cylinder is positioned on the body of rod in this scheme, as pilot cylinder is mobile or its axial direction and bar
The axial direction of body press mounting hole does not line up, then does not have the effect of pilot.
The A of CN 104493777, a kind of aid of draw bar press fitting, suitable for railway locomotive serial HXD2
Draw bar is pressed.The aid is designed using positioning method from bottom to top, and the position of mandrel, the heart are controlled by base
The circular conical surface of axle is automatically found the workpiece centre of workpiece (draw bar), even if the center line weight of the center line of workpiece and base
Close.The gap value coordinated in this scheme by the gap of the groove in positioning screw and mandrel ensures two rubber arthrosis mandrels
The depth of parallelism, but it is not oriented to and moved down spacing to pushing for rubber arthrosis, the precision of press fitting need to be improved.
CN2936544Y, a kind of thrust rod ball hinge inclination angle double head press in device, the mode for taking double end to be once pressed,
Place two support tubes being adapted with distance rod both ends rubber-metal spherical hinge mounting hole respectively on same bottom plate, support tube is
Activity-oriented structure, the guide cylinder that can be slided up and down along support tube is set with support tube shell, equipped with multiple in guide cylinder
The flexible restoring organ of position.Shaping-orientation cylinder is made to the guiding that pushed of metal spherical hinge in the inner cylinder of support tube in this scheme
With, but whether metal spherical hinge is pressed and is not ensured that in distance rod vertically, and its precision being pressed need to be improved.
Therefore it provides a kind of press fitting precision is high, the center distance tolerance for being pressed latter two ball pivot is reduced, is that the utility model is ground
The direction studied carefully.
Utility model content
The press-fitting tool of axlebox rod provided by the utility model, press fitting precision is high, can effectively reduce in axlebox rod
The heart is away from tolerance.
It is to reach above-mentioned purpose the technical solution adopted in the utility model：
The press-fitting tool of axlebox rod, including base, the support cartridge module, the guide cylinder that are placed on base and vertically set
Component and pressure head, it is characterised in that the quantity of described support cartridge module is two, and two support tube component alignment arrangements, axle
The body of rod of case pull bar is horizontally placed on support cartridge module, and described guide assembly is positioned on the body of rod, and guide assembly, bar
Co-axially align, the pull bar ball pivot vertically set pass through guide assembly to the press mounting hole and support cartridge module of body from top to bottom, under
End is stretched in the press mounting hole of the body of rod, and upper end is covered by briquetting.
Preferably, the line channel being be arranged in parallel with the body of rod is provided with described base, supports cartridge module and line channel
It is oriented to and coordinates, passes through position of the guiding adjustment support cartridge module of line channel on base.
Preferably, described support cartridge module include vertically set support tube, be fixed on support tube bottom and external diameter
Positioning disc more than support tube external diameter, angle scale and compressing member with line channel guiding cooperation, positioning disc are positioned at angle
In scale, the body of rod is placed on support tube, and the press mounting hole of the body of rod and support tube co-axially align, compressing member compress positioning disc
On angle scale.
Preferably, the home position of described angle scale is provided with the detent of circle, the bottom of described positioning disc
With the locating convex block being engaged with detent, locating convex block agrees with detent, and positioning disc is positioned at into angle
In disk, circumference of the described compressing member along positioning disc to uniform intervals be distributed it is multiple, compressing member include briquetting and with briquetting spiral shell
The screw that line coordinates, described screw are screwed in angle scale, briquetting is pressed on positioning disc.
Preferably, the press-fitting tool of described axlebox rod also includes the spring being vertically placed in support tube inner cylinder and put
In the positioning tube for being used for positioning tie bar ball pivot lower end on spring, positioning tube is supported on body of rod pressure hole dress and support by described spring
The position of the inner cylinder connection of cylinder, the upper semisection external diameter of positioning tube are more than the external diameter of lower semisection, the upper semisection of positioning tube and the body of rod
Press mounting hole is engaged, and the inner cylinder of lower semisection and support tube is engaged, and the lower end of pull bar ball pivot is stretched in positioning tube.
Preferably, the shape of described positioning tube inner chamber is corresponding with the end shape of pull bar ball pivot, under pull bar ball pivot
End is stretched into positioning tube inner chamber, agrees with positioning lumen, has axially disposed positioning on the lower semisection of described positioning tube
Fin, there is the corresponding positioning wire casing with location fin, location fin insertion position line in the inwall of described support tube
In groove, the motion to positioning tube play the guiding role.
Preferably, described guide assembly include inner cylinder be engaged with the rubber lower semisection of pull bar ball pivot guide cylinder,
Fixture block and pinching screw, described guide cylinder are placed on the body of rod, and the bottom of guide cylinder is with corresponding with body of rod press mounting hole
Positioning convex ring, positioning convex ring are stretched into the press mounting hole of the body of rod, make the press mounting hole co-axially align of guide cylinder and the body of rod, guide cylinder it is outer
Wall has two radially aligned crimp lugs, and described crimp lug is corresponding with pinching screw with being provided with fixture block
Screwed hole, described fixture block are arranged on the lower section of crimp lug, and pinching screw is tightened on crimp lug through fixture block from bottom to up
In, the outward flange of the body of rod is clamped between fixture block and crimp lug.
Preferably, the press-fitting tool of described axlebox rod also includes clamp, and described clamp opens the card of two alignment
Mouthful, two bayonet sockets are respectively fitted over the upper end of pull bar ball pivot, and fixture block is located at the lower section of pressure head.
The beneficial effects of the utility model are：
1st, with guide assembly, ensure that pull bar ball pivot is vertically pressed into body of rod press mounting hole；With positioning tube and spring, to drawing
Pushing for bar ball pivot play the guiding role, and prevents pull bar ball pivot from axial dipole field occurs in being pressed through under；With support cartridge module and bottom plate
Guiding coordinate, ensure two support cartridge modules all the time along horizontal alignment, so as to realize the high precision pressure fitting of axlebox rod, effectively
Reduce the center distance tolerance of axlebox rod, meet the high-precision size requirement of axlebox rod press fitting.
2nd, guide assembly is positioned on the body of rod, will not be moved relative to the body of rod, is oriented to reliability height, is prevented in drag link ball
The rubber part of hinge enters before the press mounting hole of the body of rod, pull bar ball pivot run-off the straight, ensures that pull bar ball pivot vertically presses the body of rod
In press mounting hole, so as to ensure the axial accurate alignment of the axial direction of pull bar ball pivot and body of rod press mounting hole, the body of rod and pull bar ball pivot are improved
Press fitting precision.
3rd, body of rod horizontal support, guide assembly are positioned on the body of rod by support cartridge module, and after pressure head pushes, pressure head is with leading
After direct or indirect rigid contact occurs to cartridge module, pressure head can not continue traveling downwardly, you can push displacement to pull bar ball pivot
Carry out spacing, the displacement that pushes to pull bar ball pivot is effectively limited.
The 4th, spring is set in support tube, the placement positioning cylinder on spring and is stretched into positioning tube the lower end of pull bar ball pivot,
Draw village's ball pivot to push, the downward compression spring of positioning tube, moved in support tube, it is right by motion of the positioning tube in support tube
Pushing for pull bar ball pivot play the guiding role, and prevents pull bar ball pivot from axial dipole field occurs in being pressed through under, so as to further improve pressure
Fill precision.
5th, support cartridge module to be oriented to the line channel on bottom plate to coordinate, according in two pull bar ball pivots in axlebox rod
The heart is away to adjust on bottom plate the position of two support cartridge modules, that is, ensureing two support cartridge modules all the time along horizontal alignment, and side
Just the position adjustment of cartridge module is supported.
Brief description of the drawings
Fig. 1 is the structural representation of axlebox rod.
Fig. 2 is the top view of axlebox rod.
Fig. 3 is that the press-fitting tool of the axlebox rod in embodiment shows with equipped before the body of rod, the press fitting of pull bar ball pivot
It is intended to.
Fig. 4 is the equipped schematic diagram of support cartridge module and base.
Fig. 5 is the structural representation of positioning tube.
Fig. 6 is the structural representation of guide assembly.
Fig. 7 is the sectional view of guide cylinder.
Fig. 8 is Fig. 3 partial enlarged drawing.
Fig. 9 is the structural representation of clamp.
Embodiment
3 to 9 pairs of embodiments of the present utility model elaborate below in conjunction with the accompanying drawings.
The press-fitting tool of axlebox rod, including base 1, be placed on base 1 and vertically set support cartridge module 2, lead
To cartridge module 3 and pressure head 4, it is characterised in that the quantity of described support cartridge module 2 is two, and two support cartridge modules 2 are right
Neat arrangement, the body of rod 100 of axlebox rod are horizontally placed on support cartridge module 2, and described guide assembly 3 is positioned at the body of rod 100
On, and the press mounting hole of guide assembly 3, the body of rod 100 and support cartridge module 2 co-axially align from top to bottom, the drawing vertically set
Bar ball pivot 101 passes through guide assembly 3, and lower end is stretched in the press mounting hole of the body of rod 100, and upper end is covered by briquetting 4.
As shown in figure 3, support cartridge module 2 is placed on base 1, guide assembly 3 is located on the body of rod 100, pull bar ball pivot 101
Stretched to through guide assembly 3 in the press mounting hole of the body of rod 100, pressure head 4 is covered in the upper end of pull bar ball pivot 101, passes through forcing press
Pressure head 4 is pushed, pull bar ball pivot 101 is under the guiding of guide assembly 3, the rubber part of pull bar ball pivot 101 vertically press rods
In the press mounting hole of body 100, the setting of guide assembly 3 is to prevent the axis of pull bar ball pivot 101 from inclining relative to vertical generation
Tiltedly, ensure that pull bar ball pivot 101 vertically in the pressure body of rod 100, so as to ensure the axially in parallel degree of two pull bar ball pivots 101, carries
Height press fitting precision, reduce the center distance tolerance of press fitting rear axle casing pull bar.Wherein be directed to cartridge module 3 and be positioned on the body of rod 100 be
In order to prevent guide assembly 3 from being moved relative to the body of rod 100, including guide assembly 3 moves radially, the pressure with the body of rod 100
Dress hole axle is not to lining up, and the moving up during pull bar rubber pushes of guide assembly 3, departs from the body of rod 100,
The effect of guiding is not had.
Wherein, the line channel 11 being be arranged in parallel with the body of rod 100 is provided with described base 1, supports cartridge module 2 and straight line
Guide groove 11, which is oriented to, to be coordinated, and passes through position of the guiding adjustment support cartridge module 2 of line channel 11 on base 1.Use line channel
11 are oriented to cooperation, position of the convenient adjustment support cartridge module 2 on base 1, with the difference length according to the body of rod with support cartridge module 2
Degree, come the accurate position for adjusting support cartridge module 2, two support cartridge modules 2 is remained alignment.
Wherein, described support cartridge module 2 includes vertically setting support tube 21, it is fixed on the bottom of support tube 21 and outer
Footpath is more than the positioning disc 22 of the external diameter of support tube 21, the angle scale 23 and compressing member 24 that coordinate, positioning is oriented to line channel 11
Disk 22 is positioned in angle scale 23, and the body of rod 100 is placed on support tube 21, and the press mounting hole of the body of rod 100 and support tube 21 are same
Axle is alignd, and positioning disc 22 is pressed on angle scale 23 by compressing member 24.Led as can be seen that angle scale 23 in Fig. 4 with straight line
Groove 11, which is oriented to, to be coordinated, and angle scale 23 is used for the position for positioning support tube 21, is adjusted by the cooperation of angle scale 23 and positioning disc 22
The anglec of rotation of whole support tube 21, the run-off the straight in loading process of support tube 21 is prevented by compressing member 24, improves frock
Structural stability and press fitting reliability.
Specifically, the home position of described angle scale 23 is provided with the detent 23.1 of circle, described positioning disc
22 bottom has the locating convex block 22.1 being engaged with detent 23.1, and locating convex block 22.1 agrees with detent 23.1
In, positioning disc 22 is positioned in angle scale 23, circumference of the described compressing member 24 along positioning disc 22 divides to uniform intervals
Cloth is multiple, and compressing member 24 includes briquetting 24.1 and the screw 24.2 coordinated with the screw thread of briquetting 24.1, and described screw screws in angle
In disk 23, briquetting 24.1 is set to be pressed on positioning disc 22.When assembling supports cartridge module 2, the first length according to the body of rod 100,
Position of two angle scales 23 on base 1 is adjusted, is then coordinated locating convex block 22.1 and detent 23.1, and adjust branch
The anglec of rotation of cylinder 21 is supportted, briquetting 24.1 is placed on positioning disc 22 again afterwards, screw 24.2 screws in, and compresses briquetting 24.1
Positioning disc 22, that is, it is assembled into support cartridge module 2.
Wherein, the press-fitting tool of described axlebox rod also includes the He of spring 5 being vertically placed in the inner cylinder of support tube 21
It is placed on spring 5 and is used for the positioning tube 6 of the lower end of positioning tie bar ball pivot 101, positioning tube 6 is supported on the body of rod 100 by described spring 5
The position that pressure hole dress is connected with the inner cylinder of support tube 21, the upper semisection external diameter of positioning tube 6 are more than the external diameter of lower semisection, positioning tube 6
The press mounting hole of upper semisection and the body of rod 100 be engaged, the inner cylinder of lower semisection and support tube 21 is engaged, pull bar ball pivot 101
Lower end stretch in positioning tube 6.Because the end of pull bar ball pivot 101 is metal portion, rubber of its diameter compared with pull bar ball pivot 101
Part is much smaller, when the rubber part of pull bar ball pivot 101 is pressed into the press mounting hole of the body of rod 100, due to the change of rubber part
The inclination of shape and pressure head downstream pressure, pull bar ball pivot 101 can be caused to be produced during pushing axially inclined, i.e. drag link ball
The axial direction of hinge 101 and the press mounting hole of the body of rod 100 do not line up axially, in order to prevent pull bar ball pivot 101 from axle occurring during pushing
To inclination, positioning tube 6 and spring 5 are set in support tube 21, spring 5 is used to support positioning tube 6, positioning tube 6 is located at the body of rod
The position that 100 pressure hole dresses are connected with the inner cylinder of support tube 21, is positioned to the lower end of pull bar ball pivot 101 with positioning tube 6, prevented
Pull bar ball pivot 101 produces axially inclined.Furthermore the press mounting hole of the upper semisection of positioning tube 6 and the body of rod 100 is engaged, lower semisection
It is engaged with the inner cylinder of support tube 21, it is ensured that the press mounting hole co-axially align of support tube 21 and the body of rod 100.
Specifically, the shape of the described inner chamber of positioning tube 6 is corresponding with the end shape of pull bar ball pivot 101, pull bar ball pivot
101 lower end is stretched into the inner chamber of positioning tube 6, is agreed with positioning lumen 6, and the lower end of guarantee pull bar ball pivot 101 and positioning tube 6 are not
It can occur relatively radially to move, the positioning accurate accuracy of positioning tube 6 is higher, so as to further improve press fitting precision.Described determines
There is axially disposed location fin 61 on the lower semisection of position cylinder 6, have in the inwall of described support tube 21 and convex
The corresponding positioning wire casing 21.1 of rib 61, the insertion of location fin 61 are positioned in wire casing 21.1, and the motion to positioning tube 6, which rises, to be oriented to
Effect.Due to the lower semisection of positioning tube 6 with the inner cylinder of support tube 21 to be engaged, in order to avoid positioning tube 6 is in support tube 21
Interior generation is circumferential mobile, and by location fin 61 and the cooperation of positioning wire casing 21.1, positioning tube 6 can only occur in support tube 21
Axial movement, the direction precision that positioning tube 6 moves is higher, and press fitting precision is higher.
Wherein, described guide assembly 3 includes the guide cylinder that inner cylinder is engaged with the rubber lower semisection of pull bar ball pivot 101
31st, fixture block 32 and pinching screw 33, described guide cylinder 31 is placed on the body of rod 100, as shown in figure 8, the bottom of guide cylinder 31
With the positioning convex ring 31.2 corresponding with the press mounting hole of the body of rod 100, positioning convex ring 31.2 is stretched into the press mounting hole of the body of rod 100, made
The press mounting hole co-axially align of guide cylinder 31 and the body of rod 100, the outer wall of guide cylinder 31 have two radially aligned crimp lugs
31.1, described crimp lug 31.1 is with being provided with the screwed hole corresponding with pinching screw 33, described fixture block on fixture block 32
32 are arranged on the lower section of crimp lug 31.1, and pinching screw 33 is tightened in crimp lug 31.1 through fixture block 32 from bottom to up,
The outward flange of the body of rod 100 is set to be clamped between fixture block 32 and crimp lug 31.1.As shown in fig. 7, the inner cylinder shape of guide cylinder 31
It is corresponding with the rubber lower semisection of pull bar ball pivot 101, when pull bar ball pivot 101 is stretched into guide cylinder 31, pass through the inner cylinder of guide cylinder 31
Coordinate with the rubber lower semisection of pull bar ball pivot 101, provide support force to pull bar ball pivot 101, and make to lead by pull bar ball pivot 101
To cylinder 31 and the press mounting hole co-axially align of the body of rod 100, the inner cylinder of guide cylinder 31 is also pushed into bar to the rubber of pull bar rubber 101
It is play the guiding role in the press mounting hole of body 100.Fixture block 32 and pinching screw 33 make guide cylinder 31 be clamped in the outward flange of the body of rod 100,
Position of the positioning and guiding cylinder 31 on the body of rod 100, the guiding reliability of guide cylinder 31 is improved, prevents guide cylinder 31 relative to the body of rod
100 movements.
Wherein, the press-fitting tool of described axlebox rod also includes clamp 7, and described clamp 7 opens the card of two alignment
Mouth 71, two bayonet sockets 71 are respectively fitted over the upper end of pull bar ball pivot 101, and fixture block 7 is located at the lower section of pressure head 4.Make two with clamp 7
Pull bar ball pivot 101 keeps axially in parallel, prevents from tilting, and the axial direction of pull bar ball pivot 101 is axially right all the time with the press mounting hole of the body of rod 100
Together, the precision of press fitting is further improved, reduces the center distance tolerance of axlebox rod.
The advantages of press-fitting tool of above-described axlebox rod, is：
1st, it is positioned at guide assembly on the body of rod, it is high is oriented to reliability.
2nd, with positioning tube and spring, pushing for pull bar ball pivot is play the guiding role, prevents pull bar ball pivot from being sent out in being pressed through under
Raw axial dipole field.
3rd, coordinated with the guiding of support cartridge module and bottom plate, ensure two support cartridge modules all the time along horizontal alignment.
4th, the high precision pressure fitting of axlebox rod is realized, reduces the center distance tolerance being pressed between latter two pull bar ball pivot, is met
The high-precision size requirement of axlebox rod press fitting.
6th, with pressure head, clamp and component occur rigid contact, you can to pull bar ball pivot push displacement carry out it is spacing, to draw
The displacement that pushes of bar ball pivot is effectively limited.
5th, a variety of axlebox rods that can be different to body of rod length carry out high precision pressure fitting.
Completely description is carried out to the technical scheme of embodiment of the present utility model, it is necessary to which explanation is institute above in association with accompanying drawing
The embodiment of description is only part of the embodiment of the present utility model.It is general based on the embodiment in the utility model, this area
The every other embodiment that logical technical staff is obtained on the premise of creative work is not made, belongs to the utility model
The scope of protection.
Claims (8)
1. the press-fitting tool of axlebox rod, including base（1）, be placed in base（1）Support cartridge module that is upper and vertically setting
（2）, guide assembly（3）And pressure head（4）, it is characterised in that described support cartridge module（2）Quantity be two, and two branch
Support cartridge module（2）Alignment, the body of rod of axlebox rod（100）It is horizontally placed at support cartridge module（2）On, described guide cylinder group
Part（3）It is positioned at the body of rod（100）On, and guide assembly（3）, the body of rod（100）Press mounting hole and support cartridge module（2）From up to
Lower co-axially align, the pull bar ball pivot vertically set（101）Through guide assembly（3）, lower end stretches to the body of rod（100）Pressure
Fill in hole, upper end is by pressure head（4）Cover.
2. the press-fitting tool of axlebox rod according to claim 1, it is characterised in that described base（1）On be provided with and bar
Body（100）The line channel be arrangeding in parallel（11）, support cartridge module（2）With line channel（11）It is oriented to and coordinates, is led by straight line
Groove（11）Guiding adjustment support cartridge module（2）In base（1）On position.
3. the press-fitting tool of axlebox rod according to claim 2, it is characterised in that described support cartridge module（2）Including
The support tube vertically set（21）, be fixed on support tube（21）Bottom and external diameter is more than support tube（21）The positioning disc of external diameter
（22）With line channel（11）It is oriented to the angle scale coordinated（23）And compressing member（24）, positioning disc（22）It is positioned at angle scale
（23）In, the body of rod（100）It is placed on support tube（21）On, and the body of rod（100）Press mounting hole and support tube（21）Co-axially align, pressure
Tight part（24）By positioning disc（22）It is pressed on angle scale（23）On.
4. the press-fitting tool of axlebox rod according to claim 3, it is characterised in that described angle scale（23）The center of circle
Position is provided with the detent of circle（23.1）, described positioning disc（22）Bottom have and detent（23.1）Match
The locating convex block of conjunction（22.1）, locating convex block（22.1）Agree with detent（23.1）In, by positioning disc（22）It is positioned at
Angle scale（23）In, described compressing member（24）Along positioning disc（22）Circumference to uniform intervals be distributed multiple, compressing member
（24）Including briquetting（24.1）With with briquetting（24.1）The screw that screw thread coordinates（24.2）, described screw screws in angle scale（23）
In, make briquetting（24.1）It is pressed on positioning disc（22）On.
5. the press-fitting tool of axlebox rod according to claim 3, it is characterised in that the press fitting work of described axlebox rod
Dress also includes vertically being placed in support tube（21）Spring in inner cylinder（5）Be placed in spring（5）It is upper to be used for positioning tie bar ball pivot
（101）The positioning tube of lower end（6）, described spring（5）By positioning tube（6）It is supported on the body of rod（100）Press hole dress and support tube
（21）Inner cylinder connection position, positioning tube（6）Upper semisection external diameter be more than lower semisection external diameter, positioning tube（6）Upper semisection
With the body of rod（100）Press mounting hole be engaged, lower semisection and support tube（21）Inner cylinder be engaged, pull bar ball pivot（101）'s
Lower end stretches to positioning tube（6）In.
6. the press-fitting tool of axlebox rod according to claim 5, it is characterised in that described positioning tube（6）The shape of inner chamber
Shape and pull bar ball pivot（101）End shape it is corresponding, pull bar ball pivot（101）Lower end stretch into positioning tube（6）In inner chamber, with determining
Position inner chamber（6）Agree with, described positioning tube（6）Lower semisection on there is axially disposed location fin（61）, described branch
Support cylinder（21）Inwall in have and location fin（61）Corresponding positioning wire casing（21.1）, location fin（61）Insertion is fixed
Bit line groove（21.1）In, to positioning tube（6）Motion play the guiding role.
7. the press-fitting tool of axlebox rod according to claim 1, it is characterised in that described guide assembly（3）Including
Inner cylinder and pull bar ball pivot（101）The guide cylinder that is engaged of rubber lower semisection（31）, fixture block（32）And pinching screw（33）, it is described
Guide cylinder（31）It is placed on the body of rod（100）On, guide cylinder（31）Bottom have and the body of rod（100）Press mounting hole is corresponding to be determined
Position bulge loop（31.2）, positioning convex ring（31.2）Stretch into the body of rod（100）Press mounting hole in, make guide cylinder（31）With the body of rod（100）'s
Press mounting hole co-axially align, guide cylinder（31）Outer wall there are two radially aligned crimp lugs（31.1）, described clamping
Projection（31.1）With fixture block（32）On be provided with and pinching screw（33）Corresponding screwed hole, described fixture block（32）It is arranged on
Crimp lug（31.1）Lower section, pinching screw（33）Fixture block is passed through from bottom to up（32）It is tightened on crimp lug（31.1）In,
Make the body of rod（100）Outward flange be clamped in fixture block（32）And crimp lug（31.1）Between.
8. the press-fitting tool of axlebox rod according to claim 1, it is characterised in that the press fitting work of described axlebox rod
Dress also includes clamp（7）, described clamp（7）Open the bayonet socket of two alignment（71）, two bayonet sockets（71）It is respectively fitted over pull bar
Ball pivot（101）Upper end, and clamp（7）Positioned at pressure head（4）Lower section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721090822.9U CN207104259U (en) | 2017-08-29 | 2017-08-29 | The press-fitting tool of axlebox rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721090822.9U CN207104259U (en) | 2017-08-29 | 2017-08-29 | The press-fitting tool of axlebox rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207104259U true CN207104259U (en) | 2018-03-16 |
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ID=61586356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721090822.9U Active CN207104259U (en) | 2017-08-29 | 2017-08-29 | The press-fitting tool of axlebox rod |
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| Country | Link |
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| CN (1) | CN207104259U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107350774A (en) * | 2017-08-29 | 2017-11-17 | 株洲时代新材料科技股份有限公司 | The press-fitting tool and pressing method of axlebox rod |
-
2017
- 2017-08-29 CN CN201721090822.9U patent/CN207104259U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107350774A (en) * | 2017-08-29 | 2017-11-17 | 株洲时代新材料科技股份有限公司 | The press-fitting tool and pressing method of axlebox rod |
| CN107350774B (en) * | 2017-08-29 | 2023-09-26 | 株洲时代新材料科技股份有限公司 | Press-fitting tool and press-fitting method for axle box pull rod |
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