CN108907659A - Elastic flexural pivot mounting tool and method in motor resilient suspension - Google Patents
Elastic flexural pivot mounting tool and method in motor resilient suspension Download PDFInfo
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- CN108907659A CN108907659A CN201810927124.2A CN201810927124A CN108907659A CN 108907659 A CN108907659 A CN 108907659A CN 201810927124 A CN201810927124 A CN 201810927124A CN 108907659 A CN108907659 A CN 108907659A
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- flexural pivot
- elastic flexural
- resilient suspension
- elastic
- pressure cylinder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
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Abstract
Elastic flexural pivot mounting tool and method in motor resilient suspension, it is characterised in that including prepressing device and press-in device；The prepressing device includes shrinking set, pressing sleeve, positioning component and axial force piece one, it shrinks set, elastic flexural pivot, pressing sleeve and axial force piece one is sequentially stacked from bottom to up and co-axially align, axial force piece one pushes pressing sleeve axial movement and shrinks set against shrinking the indentation of elastic flexural pivot in set；The press-in device includes T-type pressure cylinder, guide-localization component and axial force piece two, contraction set, T-type pressure cylinder and axial force piece two with elastic flexural pivot are sequentially coaxially pressed on resilient suspension, axial force piece two push the axial movement of T-type pressure cylinder with shrink set against, elastic flexural pivot is extruded and shrinks set, and is pressed into the mounting hole of resilient suspension.Present invention realization is reliable, safe and efficient, undamaged to be pressed into elastic flexural pivot in resilient suspension, guarantees zero damage of the precise positioning and resilient suspension of elastic flexural pivot in installation process.
Description
Technical field
The present invention relates to the elastic flexural pivot mounting tools and method in a kind of motor resilient suspension, belong to motor mounting technique
Field.
Background technique
Vibration and noise reducing can be played the role of using elastic suspension structure by commonly using on traction electric machine, due to elastic flexural pivot and elasticity
It is slight interference cooperation between suspension, elastic flexural pivot lifting lug end face and base resilient suspension center parallel degree require to be not more than 0.1, bullet
Property hang upper no locating interface, is easy to pull resilient suspension or elastic ball during location difficulty press fitting when being pressed elastic flexural pivot
The depth of parallelism does not reach requirement after hinge indentation, how to realize reliable, safe and efficient, undamaged by elastic flexural pivot indentation elastic suspended
Be in extension in motor manufacturing technology one must solve the problems, such as.
The related art retrieved：
1,202070887 U of CN, a kind of no metal-coating flexural pivot positioning press-fitting tool, including bottom plate, handle, dial, branch
Support cylinder, rotation backstop, spring, positioning pin, positioning tube, pilot cylinder and pressure head；Wherein dial is mounted in the sliding slot of bottom plate,
Dial can slide along the chute；Support tube is covered on dial by rim of the mouth, and support tube can rotate on scale plate；?
The lower plane of support tube is provided with fan groove, is provided with keyway in the part for being inserted in dial of rotation backstop, and handle is inserted into keyway,
Handle is held when work drives rotation backstop rotation.
2,104924051 A of CN, rubber bushing interference press-fitting tool, including be pressed into component, be placed in below the body of rod and bar
The support cartridge module that the interference hole of body is aligned and the return group for moving back the rubber bushing being pressed into body of rod interference hole upwards
Part, indentation component are made of the pressure head and guide cylinder for rubber bushing to be pressed into body of rod interference hole, and support cartridge module includes
It is successively aligned upper support tube, lower support tube and bottom support tube up and down, return component includes gland, and gland is cylindric covers
The upper surface in body of rod interference hole.
3,207104259 U of CN, the press-fitting tool of axlebox rod, including pedestal, be placed on pedestal and be vertically arranged
Support cartridge module, guide assembly and pressure head, it is characterised in that the quantity of the described support cartridge module is two, and two branch
Cartridge module alignment is supportted, the body of rod of axlebox rod is horizontally placed on support cartridge module, and the guide assembly is located in bar
On body, and the press mounting hole of guide assembly, the body of rod and support cartridge module co-axially align from top to bottom, the drag link ball being vertically arranged
Hinge is across guide assembly, and lower end stretches in the press mounting hole of the body of rod, and upper end is covered by briquetting.
It is above-mentioned in the prior art, only take into account flexural pivot press fitting when positioning accuracy, but there is no be directed to flexural pivot receiving member
Damage during press fitting is analyzed, and the present invention is exactly to be held with the positioning accuracy of flexural pivot and flexural pivot during raising press fitting
Receive part zero damage be research purpose.
Summary of the invention
Elastic flexural pivot mounting tool and method in the motor resilient suspension of offer of the invention realize reliable, safety, height
It imitates, is undamaged by elastic flexural pivot indentation resilient suspension, guaranteeing the precise positioning and elastic suspended of elastic flexural pivot in installation process
Zero damage hung.
In order to achieve the above objectives, the technical solution adopted by the present invention is that：
Elastic flexural pivot mounting tool in motor resilient suspension, it is characterised in that including for being pressed in advance to elastic flexural pivot
Prepressing device and for by elastic flexural pivot be pressed into resilient suspension in press-in device；
The prepressing device includes that can be interference fitted with the joint part in elastic flexural pivot and axial width is less than elastic flexural pivot
Joint part axial width shrinks set, for elastic flexural pivot to be pressed into the pressing sleeve shunk in set and shrinks set and the equal diameter of pressing sleeve
To the positioning component and axial force piece one of location fit, set, elastic flexural pivot, pressing sleeve and axial force piece one are shunk from bottom to up
It is sequentially stacked and co-axially align, the axial promotion of force piece one pressing sleeve moves axially and shrink set against by elastic flexural pivot indentation receipts
In contracting set；
The press-in device includes covering and being pressed into resilient suspension and in the T-type of T font for extruding to shrink elastic flexural pivot
Pressure cylinder, guide-localization component and axial force piece two with the guiding cooperation of T-type pressure cylinder, contraction set, T-type pressure with elastic flexural pivot
Cylinder and axial force piece two are sequentially coaxially pressed on resilient suspension, and axial force piece two pushes the axial movement of T-type pressure cylinder and receives
Contracting set by elastic flexural pivot against extruding and shrink set, and be pressed into the mounting hole of resilient suspension.
Preferably, the positioning component includes locating rack and the locating rod with the cooperation of locating rack small―gap suture, the receipts
Contracting set, elastic flexural pivot, pressing sleeve and axial force piece one are placed in locating rack, and are shunk set and cooperated with locating rack radial positioning,
Locating rod, which is inserted into locating rack, passes through pressing sleeve, and the upper end lifting lug of lower end and elastic flexural pivot is coaxially against pressing sleeve and locating rod diameter
To location fit.
Preferably, the locating rack includes pedestal, the precompressed pressing plate being arranged in right above pedestal and for connecting pedestal
With the pull rod of precompressed pressing plate, the contraction set is placed on pedestal and cooperates with pedestal radial positioning, locating rod and precompressed pressure
Between plate small―gap suture cooperation insertion precompressed pressing plate and pedestal.
Preferably, the base upper surface is provided with positioning counterbore, shrinks set and is placed in the cooperation of positioning counterbore small―gap suture and determines
In the counterbore of position, locating rod and pressing sleeve small―gap suture cooperate, and the pull rod quantity is 2 to 8, and is distributed for space symmetr, pull rod
Upper end is threadedly engaged with precompressed pressing plate and connect, and lower end and whorl of base are cooperatively connected, pull rod upper end have with precompressed pressing plate against
Upper backstop, lower end have and chassis against lower backstop, upper backstop and precompressed pressing plate against face supported with lower backstop with chassis
The face depth of parallelism leaned on is less than.
Preferably, in the cone cell that internal diameter is gradually reduced from top to bottom, lower semisection is in the inner hole upper semisection of the contraction set
Cylindrical shape, the outer diameter of the joint part of elastic flexural pivot are less than the maximum inner diameter for shrinking set inner hole upper semisection, are greater than and shrink set inner hole
The internal diameter of lower semisection.
Preferably, the guide-localization component includes leading truck, the guide rod with the cooperation of leading truck small―gap suture, elastic suspended
Hang the contraction set, T-type pressure cylinder and axial power for installing the partially protruding into leading truck of elastic flexural pivot, with elastic flexural pivot
Part two is respectively positioned in leading truck, in guide rod insertion leading truck and passes through the end lifting lug of T-type pressure cylinder and elastic flexural pivot against leading
Cooperate to bar and T-type pressure cylinder small―gap suture.
Preferably, the leading truck includes bottom plate, the end plate being aligned with bottom plate and the company for connecting bottom board and end plate
Extension bar, the part that resilient suspension is used to install elastic flexural pivot are against bottom plate, and guide rod and end plate small―gap suture cooperate, and protrude into bottom plate
Between end plate.
Preferably, the connecting rod quantity is 2 to 8, and is distributed for space symmetr, connecting rod one end and end plate screw thread
Be cooperatively connected, the other end and base thread are cooperatively connected, connecting rod one end have and end plate against left backstop, the other end has
With bottom plate against right backstop, left backstop and end plate against face and right backstop and bottom plate against the face depth of parallelism be less than.
Preferably, the outer diameter of the T-type pressure cylinder miner diameter end is less than the outer diameter of elastic flexural pivot joint part, bigger diameter end it is outer
Diameter is greater than the outer diameter for shrinking set, and the axial width of T-type pressure cylinder miner diameter end is equal to the axial width for shrinking set.
The installation method of elastic flexural pivot in motor resilient suspension, using flexural pivot elastic in above-described motor resilient suspension
Mounting tool is installed, and steps are as follows：
S1：Elastic flexural pivot is pressed into using prepressing device and is shunk in set, elastic flexural pivot joint part stretches out one from contraction set
Point；
S2：The mounting hole of contraction set and resilient suspension with elastic flexural pivot is axially aligned in the horizontal direction, and elasticity flexural pivot
Joint part stretches out a part shunk and covered and fills in the mounting hole of resilient suspension；
S3：One end far from resilient suspension is cut with scissors with the support seat supports elastic ball being vertically arranged, and adjusts the water of elastic flexural pivot
Pingdu verifies the levelness of elastic flexural pivot with dial gauge, until its levelness is not more than；
S4：Contraction set is gently beaten along axial direction using hammer is tapped, and is tightly attached to contraction set on resilient suspension；
S5：Elastic flexural pivot is extruded using pressure apparatus and shrinks set, and is pressed into the mounting hole of resilient suspension.
S6：It waits elastic flexural pivot radially to restore, after being radially pressed in the mounting hole of resilient suspension, then dismantles indentation dress
Set and shrink set.
Advantageous effect of the invention is：
1, the configuration of the present invention is simple, positioning is reliable, shrinks the outer diameter for shrinking elastic flexural pivot in set by the way that flexural pivot elasticity to be pressed into, leads to
Cross by flexural pivot elasticity extrude shrink set and while be pressed into resilient suspension, by the prior art elasticity flexural pivot and resilient suspension mistake
Cooperation of being full of is converted to small―gap suture cooperation, and resilient suspension is avoided to damage, and realizes reliable, safe and efficient, undamaged by elastic flexural pivot
It is pressed into resilient suspension.
2, precompressed is carried out to elastic flexural pivot using prepressing device, shrinks elastic flexural pivot force fit in set, utilizes elasticity
Flexural pivot can radially elastic shrinkage characteristic, reduce the outer diameter of elastic flexural pivot, the elastic ball in set will be shunk using press-in device
Hinge extrudes, and is pressed into resilient suspension simultaneously, since the radial elastic shrinkage of elastic flexural pivot needs certain recovery process, makes elasticity
During flexural pivot enters resilient suspension installation process, it is small―gap suture cooperation with resilient suspension mounting hole, guarantees resilient suspension not
It is axially forced to power, stress deformation and end face of the resilient suspension in elastic flexural pivot installation process is avoided to weigh equivalent damage wounded, is guaranteed
Zero damage of resilient suspension.
3, elastic flexural pivot is pressed into contraction set and is positioned, in press-in device by positioning component in prepressing device
In elastic flexural pivot is extruded by guide-localization component shrink set and position, guarantee that elastic flexural pivot precompressed enters to shrink in set and determine
Position accuracy and elastic flexural pivot extrude the positioning accurate parasexuality for shrinking set, to improve the installation positioning accuracy of elastic flexural pivot.
4, installation method of the invention, easy to operate, reliability of positioning is high, passes through support seat supports elasticity in installation process
Flexural pivot is horizontally disposed, and adjusts the levelness of elastic flexural pivot, guarantees that elastic flexural pivot lifting lug end face and base resilient suspension center are flat
Row degree is not more than 0.1, meets installation requirement, realizes reliable, safe and efficient, undamaged by elastic flexural pivot indentation resilient suspension
In.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of prepressing device and elastic flexural pivot cooperation.
Fig. 2 is the structural schematic diagram for shrinking set.
Fig. 3 is the structural schematic diagram of pedestal.
Fig. 4 is the structural schematic diagram of precompressed pressing plate.
Fig. 5 is the structural schematic diagram of pull rod.
Fig. 6 is the structural schematic diagram that press-in device is elastically engaged with the contraction set and outstanding property for having elastic flexural pivot.
Fig. 7 is the structural schematic diagram of connecting rod
Fig. 8 is the structural schematic diagram for supporting seat supports elastic ball to cut with scissors one end far from resilient suspension.
Specific embodiment
It elaborates below with reference to Fig. 1 to Fig. 8 to the embodiment of the present invention.
Elastic flexural pivot mounting tool in motor resilient suspension, it is characterised in that including pre- for being carried out to elastic flexural pivot A
The prepressing device 1 of press fitting and for by elastic flexural pivot A be pressed into resilient suspension B in press-in device 2；
The prepressing device 1 includes that can be interference fitted with the joint part in elastic flexural pivot and axial width is less than elastic flexural pivot
A joint part axial width contraction set 11, for by elastic flexural pivot be pressed into shrink set 11 in pressing sleeve 12, with shrink set 11 and
The positioning component 13 of the equal radial positioning of pressing sleeve 12 cooperation and axial force piece 1 shrink set 11, elastic flexural pivot A, 12 and of pressing sleeve
Axial force piece 1 is sequentially stacked from bottom to up and co-axially align, and axial force piece 1 pushes the axial movement of pressing sleeve 13 and receives
Contracting set 11 against, by elastic flexural pivot A be pressed into shrink set 11 in；
The press-in device 2 includes covering and being pressed into resilient suspension and in the T-type of T font for extruding to shrink elastic flexural pivot
Pressure cylinder 21, guide-localization component 22 and axial force piece 2 23 with the guiding cooperation of T-type pressure cylinder 21, the receipts with elastic flexural pivot A
Contracting set 11, T-type pressure cylinder 21 and axial force piece 2 23 are sequentially coaxially pressed on resilient suspension B, and axial force piece 2 23 pushes T
The axial movement of type pressure cylinder 21 with shrink set 11 against extruding elastic flexural pivot A and shrink set 11, and be pressed into the installation of resilient suspension B
Kong Zhong.
As shown, installing elastic flexural pivot to resilient suspension, first elastic flexural pivot should be pressed into shrink first
In set, axial thrust is provided by axial force piece 1 in process of press in, pushes pressing sleeve 12 to move downward, pressing sleeve 12 pushes elasticity
Flexural pivot A is moved down, when pressing sleeve 12 and shrink set 11 against when, that is, realize by elastic flexural pivot A be pressed into shrink set in, due to shrink
The axial width of set 11 is less than the axial width of elastic flexural pivot A joint part, thus when pressing sleeve 12 and shrink set against when, bullet
Property flexural pivot A joint part upper surface flushed with the upper surface for shrinking set 11, the lower end surface of elastic flexural pivot A joint part is from contraction
It is stretched out in set 11, i.e., a part of elastic flexural pivot A joint part is stretched out from shrinking in set 11, and the length of elongation should control 3 ~
5mm shrinks the mounting hole of set 11 and resilient suspension B during facilitating the later period that elastic flexural pivot A is pressed into resilient suspension B
It axially aligns.The contraction with elastic flexural pivot A is covered later and the mounting hole of resilient suspension B is axially aligned, elastic flexural pivot A is stretched
The position for shrinking set 11 out is protruded into the mounting hole of resilient suspension, the fast axis alignment of the two can be realized, then using indentation
Device, which extrudes elastic flexural pivot A, shrinks set 11, while extruding contraction set 11, enters in the mounting hole of resilient suspension B,
Middle axial direction bearing pressure part 2 23, which provides, extrudes power, pushes T-type pressure cylinder 21 to move axially, elastic flexural pivot A is extruded and shrinks set 11, by
11 are covered for interference fit with by contraction in elastic flexural pivot A, therefore the rubber layer in elastic flexural pivot A is covered in 11 in contraction and compressed, and is made
The outer diameter of elastic flexural pivot A radially contraction state, extrude shrink set 11 while indentation resilient suspension in, the diameter of elastic flexural pivot
Do not come and must restore to shrinking, so being small―gap suture cooperation with the mounting hole in resilient suspension, elastic flexural pivot is entering bullet
Property suspension installing hole during, resilient suspension is not pressed into power and avoids damage to, when T-type pressure cylinder and shrink set end face against when,
Elastic flexural pivot A is extruded to contraction set 11 completely, enters in resilient suspension B, is gradually recovered to the rubber layer in elastic flexural pivot,
Elastic flexural pivot is the hole wall that can compress resilient suspension mounting hole, realizes the positioning of elastic flexural pivot and resilient suspension.Above-mentioned tooling knot
Structure is simple, and positioning is reliable, the outer diameter that elastic flexural pivot is shunk in set is shunk by the way that flexural pivot elasticity to be pressed into, by pressing flexural pivot elasticity
Set is shunk out and is pressed into resilient suspension simultaneously, the interference fit of elastic flexural pivot and resilient suspension in the prior art is converted to small
Clearance fit avoids resilient suspension from damaging, and realizes reliable, safe and efficient, undamaged by elastic flexural pivot indentation resilient suspension
In.
Wherein, the positioning component 13 includes locating rack 13.1 and the locating rod with the cooperation of 13 small―gap suture of locating rack
13.2, the contraction set 11, elastic flexural pivot A, pressing sleeve 13 and axial force piece 1 are placed in locating rack 13.1, and are shunk
Set 11 cooperates with 13.1 radial positioning of locating rack, and locating rod 13.2, which is inserted into locating rack 13.1, passes through pressing sleeve 12, and lower end and bullet
Property flexural pivot A upper end lifting lug coaxially against pressing sleeve 12 and 13.2 radial positioning of locating rod cooperate.Pass through locating rod 13.2 and positioning
The small―gap suture of frame 13 cooperates, and radial positioning is carried out to locating rod 13.2, by the cooperation of pressing sleeve 12 and locating rod 13.2, to pressing sleeve
12 carry out radial positioning and mobile guide, so that the precision of 12 moving direction of pressing sleeve is improved, elastic flexural pivot A axially loaded indentation
It shrinks in set 11.
Wherein, the locating rack 13.1 is including pedestal 3, the precompressed pressing plate 4 being arranged in right above pedestal 3 and for connecting
The pull rod 5 of pedestal 3 and precompressed pressing plate 4 is connect, the contraction set 11 is placed on the base 3 and cooperated with 3 radial positioning of pedestal, fixed
Between position bar 13 and 4 small―gap suture of precompressed pressing plate cooperation insertion precompressed pressing plate 4 and pedestal 3.Pedestal 3 and precompressed are connected by pull rod 5
Pressing plate 4, three's combination and dismounting are all quite convenient simple.
3 upper surface of pedestal is provided with positioning counterbore 31, shrinks set 11 and is placed in the cooperation of 31 small―gap suture of positioning counterbore and determines
In the counterbore 31 of position, locating rod 13.2 and 12 small―gap suture of pressing sleeve cooperate, and 5 quantity of pull rod is 2 to 8, and are space symmetr
Distribution, 5 upper end of pull rod is threadedly engaged with precompressed pressing plate 4 to be connect, and lower end is threadedly engaged with pedestal 3 and connect, 5 upper end of pull rod with
Precompressed pressing plate 4 against upper backstop 51, lower end have with chassis 3 against lower backstop 52, upper backstop 51 and precompressed pressing plate 4 against
Face and lower backstop 52 and chassis 3 against the face depth of parallelism less than 0.1, make the depth of parallelism of pedestal 3 and precompressed pressing plate 4 less than 0.1,
After elastic flexural pivot indentation, elastic flexural pivot end face and the depth of parallelism for shrinking 11 end faces of set improve elastic flexural pivot process of press in less than 0.1
In positioning accuracy.
As shown in Fig. 2, the inner hole upper semisection of the contraction set 11 is in the cone cell that internal diameter is gradually reduced from top to bottom, lower half
Section is cylindrical, and the outer diameter of the joint part of elastic flexural pivot A is less than the maximum inner diameter for shrinking 11 inner hole upper semisections of set, is greater than and shrinks
Cover the internal diameter of 11 inner hole lower semisections.When elastic flexural pivot A is placed on contraction set 11, the meeting of elastic 11 joint part of flexural pivot is stretched to
In the upper semisection for shrinking 11 internal diameters of set, in order to which the indentation to elastic flexural pivot 11 is oriented to.Shrink set 11 inner holes shape be
Facilitate elastic flexural pivot to be aligned with the rapid axial for shrinking set 11, the indentation of elastic flexural pivot A can also be oriented to, be further increased
The positioning accuracy of elastic flexural pivot A indentation.
The guide-localization component 22 includes leading truck 22.1, the guide rod with the cooperation of 22.1 small―gap suture of leading truck
22.2, resilient suspension B are used to install the partially protruding into leading truck 22.1 of elastic flexural pivot, the contraction set with elastic flexural pivot A
11, T-type pressure cylinder 21 and axial force piece 2 23 are respectively positioned in leading truck 22.1, and guide rod 22.2 is inserted into leading truck 6 and passes through T
The end lifting lug of type pressure cylinder 21 and elastic flexural pivot A are against guide rod 22.2 and 21 small―gap suture of T-type pressure cylinder cooperate.
Cooperated by the small―gap suture of guide rod 22.2 and guide rod 22.1, radial positioning is carried out to guide rod 22.2, passes through T
The cooperation of type pressure cylinder 21 and guide rod 22.2 carries out radial positioning and mobile guide to T-type pressure cylinder 21, to improve T-type pressure cylinder
The precision of 21 moving directions extrudes elastic flexural pivot A axially loaded and shrinks set 11.
The leading truck 22.1 includes bottom plate 6, the end plate 7 that is aligned with bottom plate 6 and for connecting bottom board 6 and end plate 7
Connecting rod 8, the part that resilient suspension B is used to install elastic flexural pivot are against bottom plate 6, guide rod 22.2 and 22.2 small―gap suture of end plate
Cooperation, is protruded between bottom plate 22.1 and end plate 22.2.The consolidation of leading truck 22.1 is all quite convenient simple.
8 quantity of connecting rod is 2 to 8, and is distributed for space symmetr that 8 one end of connecting rod is threadedly engaged with end plate 7
Connection, the other end is threadedly engaged with bottom plate 6 and connect, 8 one end of connecting rod with end plate 7 against left backstop 81, the other end has
Have with bottom plate 6 against right backstop 82, left backstop 81 and end plate 7 against face and right backstop 82 and bottom plate 6 against face it is parallel
Degree makes the depth of parallelism of bottom plate 6 and end plate 7 less than 0.1 less than 0.1, after elastic flexural pivot extrudes, elastic flexural pivot end face and resilient suspension
The depth of parallelism of hole end surface is installed less than 0.1, meets depth of parallelism installation requirements of the elastic flexural pivot in resilient suspension.
Wherein, the outer diameter of 21 miner diameter end of T-type pressure cylinder is less than the outer diameter of elastic flexural pivot A joint part, bigger diameter end
Outer diameter be greater than shrink set 11 outer diameter, the axial movement of T-type pressure cylinder 21 is limited, when 21 bigger diameter end end face of T-type pressure cylinder with
Shrink 11 end faces of set against when, T-type pressure cylinder 21 to can not move axially again.And the axial width of 21 miner diameter end of T-type pressure cylinder
Equal to shrink set 11 axial width, when T-type pressure cylinder 21 and shrink set 11 against when, just by elastic ball be hinged entirely from shrink cover
Middle extrusion, and be pressed into resilient suspension.
The installation method of elastic flexural pivot in motor resilient suspension, using flexural pivot elastic in above-described motor resilient suspension
Mounting tool is installed, and steps are as follows：
S1：Elastic flexural pivot A is pressed into using prepressing device 1 and is shunk in set 11, elastic flexural pivot A joint part is stretched from contraction set 11
It is a part of out；
S2：The mounting hole of contraction set 11 and resilient suspension B with elastic flexural pivot A is axially aligned in the horizontal direction, and elasticity
A part that flexural pivot A joint part stretches out contraction set 11 is filled in the mounting hole of resilient suspension B；
S3：The elasticity one end of flexural pivot A far from resilient suspension B is supported with the support base C being vertically arranged, as shown in figure 8, and adjusting
The levelness of elastic flexural pivot A verifies the levelness of elastic flexural pivot A with dial gauge D, until its levelness is not more than 0.1；
S4：Contraction set 11 is gently beaten along axial direction using hammer is tapped, and is tightly attached to contraction set 11 on resilient suspension 11；
S5：Elastic flexural pivot A is extruded using pressure apparatus 2 and shrinks set 11, and is pressed into the mounting hole of resilient suspension B；
S6：It waits elastic flexural pivot A radially to restore, after being radially pressed in the mounting hole of resilient suspension B, then dismantles press-in device
2 cover 11 with contraction.
Above-described installation method, easy to operate, reliability of positioning is high, passes through support seat supports elasticity in installation process
Flexural pivot is horizontally disposed, and adjusts the levelness of elastic flexural pivot, guarantees that elastic flexural pivot lifting lug end face and base resilient suspension center are flat
Row degree is not more than 0.1, meets installation requirement, realizes reliable, safe and efficient, undamaged by elastic flexural pivot indentation resilient suspension
In.
It is completely described in conjunction with technical solution of the attached drawing to the embodiment of the present invention above, it should be noted that described
Embodiment be only a part of the embodiments of the present invention.Based on the embodiments of the present invention, those of ordinary skill in the art exist
Every other embodiment obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
Claims (10)
1. the elastic flexural pivot mounting tool in motor resilient suspension, it is characterised in that including for elastic flexural pivot（A）It carries out pre-
The prepressing device of press fitting（1）With for by elastic flexural pivot（A）It is pressed into resilient suspension（B）In press-in device（2）；
The prepressing device（1）Including can with the joint part in elastic flexural pivot be interference fitted and axial width be less than elastic ball
Hinge（A）The contraction set of joint part axial width（11）, for by elastic flexural pivot be pressed into shrink set（11）In pressing sleeve（12）And
Shrink set（11）And pressing sleeve（12）The positioning component of equal radial positioning cooperation（13）With axial force piece one（14）, shrink set
（11）, elastic flexural pivot（A）, pressing sleeve（12）With axial force piece one（14）It is sequentially stacked from bottom to up and co-axially align, axial direction is dynamic
Power part one（14）Push pressing sleeve（13）Axial movement is covered with contraction（11）Against by elastic flexural pivot（A）Set is shunk in indentation（11）In；
The press-in device（2）Including being used for elastic flexural pivot（A）It extrudes and shrinks set（11）And it is pressed into resilient suspension（B）In and
In the T-type pressure cylinder of T font（21）And T-type pressure cylinder（21）It is oriented to the guide-localization component of cooperation（22）With axial force piece two
（23）, with elastic flexural pivot（A）Contraction set（11）, T-type pressure cylinder（21）With axial force piece two（23）Sequentially coaxially it is pressed on
Resilient suspension（B）On, axial force piece two（23）Push T-type pressure cylinder（21）Axial movement is with contraction set against by elastic flexural pivot
（A）It extrudes and shrinks set（11）, and it is pressed into resilient suspension（B）Mounting hole in.
2. the elastic flexural pivot mounting tool in motor resilient suspension according to claim 1, it is characterised in that described determines
Hyte part（13）Including locating rack（13.1）With with locating rack（13）The locating rod of small―gap suture cooperation（13.2）, the contraction set
（11）, elastic flexural pivot（A）, pressing sleeve（13）With axial force piece one（14）It is placed in locating rack（13.1）In, and shrink set（11）
With locating rack（13.1）Radial positioning cooperation, locating rod（13.2）It is inserted into locating rack（13.1）In pass through pressing sleeve（12）, and lower end
With elastic flexural pivot（A）Upper end lifting lug coaxially against pressing sleeve（12）With locating rod（13.2）Radial positioning cooperation.
3. the elastic flexural pivot mounting tool in motor resilient suspension according to claim 2, it is characterised in that described determines
Position frame（13.1）Including pedestal（3）, be arranged in pedestal（3）The precompressed pressing plate of surface（4）And for connecting pedestal（3）With it is pre-
Press pressing plate（4）Pull rod（5）, the contraction set（11）It is placed on pedestal（3）Upper and and pedestal（3）Radial positioning cooperation, it is fixed
Position bar（13）With precompressed pressing plate（4）Small―gap suture cooperation insertion precompressed pressing plate（4）And pedestal（3）Between.
4. the elastic flexural pivot mounting tool in motor resilient suspension according to claim 3, it is characterised in that the bottom
Seat（3）Upper surface is provided with positioning counterbore（31）, shrink set（11）With positioning counterbore（31）Small―gap suture cooperation is placed in positioning counterbore
（31）In, locating rod（13.2）With pressing sleeve（12）Small―gap suture cooperation, the pull rod（5）Quantity is 2 to 8, and is space pair
Claim distribution, pull rod（5）Upper end and precompressed pressing plate（4）It is threadedly engaged connection, lower end and pedestal（3）It is threadedly engaged connection, pull rod（5）
Upper end has and precompressed pressing plate（4）Against upper backstop（51）, lower end has and chassis（3）Against lower backstop（52）, upper to stop
Gear（51）With precompressed pressing plate（4）Against face and lower backstop（52）With chassis（3）Against the face depth of parallelism less than 0.1.
5. the elastic flexural pivot mounting tool in motor elastic suspended according to claim 1, it is characterised in that the contraction
Set（11）Inner hole upper semisection in internal diameter is gradually reduced from top to bottom cone cell, lower semisection is cylindrical, elastic flexural pivot（A）Pass
The outer diameter for saving position, which is less than, shrinks set（11）The maximum inner diameter of inner hole upper semisection is greater than and shrinks set（11）Inner hole lower semisection it is interior
Diameter.
6. elastic flexural pivot mounting tool in motor resilient suspension according to claim 1, it is characterised in that the guiding
Positioning component（22）Including leading truck（22.1）With leading truck（22.1）The guide rod of small―gap suture cooperation（22.2）, resilient suspension
（B）For installing the partially protruding into leading truck of elastic flexural pivot（22.1）In, with elastic flexural pivot（A）Contraction set（11）, T-type
Pressure cylinder（21）With axial force piece two（23）It is respectively positioned on leading truck（22.1）In, guide rod（22.2）It is inserted into leading truck（6）In simultaneously
Across T-type pressure cylinder（21）With elastic flexural pivot（A）End lifting lug against guide rod（22.2）With T-type pressure cylinder（21）Small―gap suture is matched
It closes.
7. elastic flexural pivot mounting tool in motor resilient suspension according to claim 6, it is characterised in that the guiding
Frame（22.1）Including bottom plate（6）With bottom plate（6）The end plate of alignment（7）Be used for connecting bottom board（6）And end plate（7）Connecting rod
（8）, resilient suspension（B）Part for installing elastic flexural pivot is against bottom plate（6）On, guide rod（22.2）With end plate（22.2）It is small
Clearance fit protrudes into bottom plate（22.1）And end plate（22.2）Between.
8. elastic flexural pivot mounting tool in motor resilient suspension according to claim 7, it is characterised in that the connection
Bar（8）Quantity is 2 to 8, and is space symmetr distribution, connecting rod（8）One end and end plate（7）It is threadedly engaged connection, the other end
With bottom plate（6）It is threadedly engaged connection, connecting rod（8）One end has and end plate（7）Against left backstop（81）, the other end have with
Bottom plate（6）Against right backstop（82）, left backstop（81）With end plate（7）Against face and right backstop（82）With bottom plate（6）Against
The face depth of parallelism less than 0.1.
9. elastic flexural pivot mounting tool in motor resilient suspension according to claim 1, it is characterised in that the T-type pressure
Cylinder（21）The outer diameter of miner diameter end is less than elastic flexural pivot（A）The outer diameter of joint part, the outer diameter of bigger diameter end, which is greater than, shrinks set（11）'s
Outer diameter, and T-type pressure cylinder（21）The axial width of miner diameter end, which is equal to, shrinks set（11）Axial width.
10. the installation method of elastic flexural pivot, described in any item to claim 9 using claim 1 in motor resilient suspension
Elastic flexural pivot mounting tool is installed in motor resilient suspension, and steps are as follows：
S1：Using prepressing device（1）By elastic flexural pivot（A）Set is shunk in indentation（11）In, elastic flexural pivot（A）Joint part is from contraction
Set（11）Middle stretching a part；
S2：It will be with elastic flexural pivot（A）Contraction set（11）With resilient suspension（B）Mounting hole axially align in the horizontal direction,
And elastic flexural pivot（A）Joint part, which stretches out, shrinks set（11）A part fill in resilient suspension（B）Mounting hole in；
S3：With the support base being vertically arranged（C）Support elastic flexural pivot（A）Far from resilient suspension（B）One end, and adjust elasticity
Flexural pivot（A）Levelness, verify elastic flexural pivot with dial gauge（A）Levelness, until its levelness be not more than 0.1；
S4：Contraction set is gently beaten along axial direction using hammer is tapped（11）, make to shrink set（11）It is tightly attached to resilient suspension（11）On；
S5：Using pressure apparatus（2）By elastic flexural pivot（A）It extrudes and shrinks set（11）, and it is pressed into resilient suspension（B）Mounting hole
In；
S6：Wait elastic flexural pivot（A）It is radial to restore, radially it is pressed on resilient suspension（B）Mounting hole in after, then dismantle indentation
Device（2）It is covered with shrinking（11）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810927124.2A CN108907659A (en) | 2018-08-15 | 2018-08-15 | Elastic flexural pivot mounting tool and method in motor resilient suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810927124.2A CN108907659A (en) | 2018-08-15 | 2018-08-15 | Elastic flexural pivot mounting tool and method in motor resilient suspension |
Publications (1)
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| CN108907659A true CN108907659A (en) | 2018-11-30 |
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|---|---|---|---|
| CN201810927124.2A Pending CN108907659A (en) | 2018-08-15 | 2018-08-15 | Elastic flexural pivot mounting tool and method in motor resilient suspension |
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| CN (1) | CN108907659A (en) |
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| CN111687404A (en) * | 2020-07-20 | 2020-09-22 | 中车资阳机车有限公司 | Suspension device of counterpoint tractor |
| CN111941354A (en) * | 2019-05-17 | 2020-11-17 | 元壤实业（上海）有限公司 | Rail transit suspension spring dismounting device and method |
| CN113640114A (en) * | 2021-08-09 | 2021-11-12 | 重庆长江预应力有限公司 | Pull rod static load test system |
| CN117161741A (en) * | 2023-09-09 | 2023-12-05 | 沈阳理工大学 | Device for improving assembly coaxiality precision |
| CN117260232A (en) * | 2023-11-21 | 2023-12-22 | 济南弘群机械配件有限公司 | Automatic press for clutch roller set |
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| CN117260232B (en) * | 2023-11-21 | 2024-02-06 | 济南弘群机械配件有限公司 | Automatic press for clutch roller set |
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Application publication date: 20181130 |