CN106514526A - Clamping system and method of bogie framework - Google Patents
Clamping system and method of bogie framework Download PDFInfo
- Publication number
- CN106514526A CN106514526A CN201611263359.3A CN201611263359A CN106514526A CN 106514526 A CN106514526 A CN 106514526A CN 201611263359 A CN201611263359 A CN 201611263359A CN 106514526 A CN106514526 A CN 106514526A
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- Prior art keywords
- clamping
- longeron
- cap cylinder
- bogie frame
- linking arm
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides a clamping system and method of a bogie framework. The clamping system comprises a base table, a first fixing device, two second fixing devices, a leveling device, an aligning device and a clamping locating device. The first fixing device clamps the middle of a first longitudinal beam, the two second fixing devices clamp cap connection arms of a second longitudinal beam, and therefore three-point isosceles triangle supporting is formed, the problem that stress deformation of different degrees is caused by stress imbalance of four points because the four supporting points are different in height and are located on different planes can be prevented, the clamping efficiency can be improved, the operation can be fast and simple, and the requirement of machining bogie frameworks in batches can be met. In addition, because the first fixing device is arranged in the middle of the first longitudinal beam, the self weight of the bogie framework can be shared to a large extent, stress on the cap connection arms with poor rigidity can be reduced to a large extent, and therefore the phenomenon that the bogie framework rebounds when the clamping system is loosened after machining can be reduced, and the machining precision can be improved.
Description
Technical field
The present embodiments relate to field of fixtures, more particularly to a kind of mounting and clamping system of bogie frame and method.
Background technology
The manufacture of the bogie frame of rail vehicle belongs to flexibility manufacture, as bogie frame is steel plate welding knot
Structure, overall rigidity are poor, and compact conformation, and the position of processing is more, and requirement on machining accuracy is high, and difficulty of processing is big, and small clamping becomes
Shape is unclamped clamping equipment and produces bounce-back after the completion of all causing work pieces process, and then it is full to cause requirement on machining accuracy high-order bit to be difficult to
Foot is required.Because of the difference of support zone before compressing after being especially framed in supporting, own wt produces different size to its inside
Stress deformation, can cause processing after produce rebound deformation.Main cause is that EMU framework weighs about 1.5 tons certainly, mainly
Concentrate on crossbeam composition, and in order to have certain buffering and vibration resistance in train travelling process, increase relaxing for passenger
Adaptive and the stability of train operation, positioned at the steel plate sheet material that the cap cylinder position of the curb girder of framework corner is selected, rigidity is relatively
Difference, the deadweight of clamping process bogie frame can make which produce stress deformation, and workpiece produces bounce-back after processing, and then causes processing
Precision is poor.
The clamping process of the bogie frame of existing rail vehicle, as the levelling levelling line of frame supports is typically drawn
On the outer side elevation of four cap cylinders of framework corner, therefore, it is usually chosen at four cap cylinders and is supported, as cap cylinder connects
The rigidity of arm is poor, easily after frame supports compress before stress deformation is produced due to its gravity, due to four-point supporting it is difficult to
Ensure in same level, therefore it is different degrees of to easily lead to generation at the unbalance stress on four points, therefore at 4 points
Stress deformation, just will can make the levelling line in each position concordant through repeatedly adjusting repeatedly in clamping process, and due to unbalanced stress
Even, compaction process can produce pressure folder deformation, although levelling before compressing, but looking for for a certain Support Position easily occur after compressing
Horizontal line shifts, and needs to unclamp pressing plate, re-starts levelling, and clamping time when causing framework to be processed is typically little in 3-4
When, efficiency is low, loses time, and unclamps clamping equipment after processing, and bogie frame bounce-back, machining accuracy are poor.
The content of the invention
The present invention provides a kind of mounting and clamping system of bogie frame and method, to reduce answering for bogie frame clamping process
Force deformation, raising machining accuracy, and the efficiency of clamping can be improved, and it is swift to operate simple, to adapt to criticizing for bogie frame
Amount processing.
One aspect of the present invention provides a kind of mounting and clamping system of bogie frame, for the bogie of clamping rail vehicle
Framework, wherein, the bogie frame includes crossbeam, is respectively perpendicular the first longeron and the second longeron for being arranged at crossbeam both sides,
Two ends of the longeron are respectively equipped with cap cylinder linking arm, and the cap cylinder linking arm is fixedly connected with cap cylinder, the steering structure
Rack-mounted clipping system includes：
Base station, is removably provided with the first fixing device and two the second fixing devices on the base station；
First fixing device includes the first supporting part and the first clamping part；First supporting part is vertically arranged and high
Degree is adjustable, for the lower surface being supported in the middle part of first longeron；The first clamping part height adjustable, for being held on
State the upper surface in the middle part of the first longeron；
Second fixing device includes the second supporting part, the second clamping part and the 3rd clamping part；Second supporting part
It is vertically arranged and height adjustable, for being supported in the lower surface of the cap cylinder linking arm of second longeron；Second clamping part
Height adjustable, for being held on the upper surface of the cap cylinder linking arm；3rd clamping part is used for being held in the cap cylinder linking arm
Two relative vertical sides, to adjust the position of the cap cylinder linking arm and the position of the cap cylinder linking arm carried out
It is fixed；
Leveling unit, on the basis of the leveling unit, by adjusting first supporting part and described second
Support part makes default horizontal line on four cap cylinder linking arms of the bogie frame be on sustained height, with levelling institute
State bogie frame；
Alignment device, for, on the basis of the alignment device, adjusting second longeron by the 3rd clamping part
The position of two cap cylinder linking arms make default centering line on second longeron parallel with the centering line of the base station,
With bogie frame described in centering on base station position；
Clamping and positioning device, for surveying during clamping the upper surface in the middle part of first longeron in first clamping part
Measure and record the height and position of the upper surface in the middle part of first longeron and the cap cylinder connection is clamped in second clamping part
The height and position of the upper surface of the cap cylinder linking arm is measured and is recorded during the upper surface of arm.
Further, first supporting part include the first pedestal and be connected with first base thread first
Support member.
Further, first clamping part includes the first supporting member being fixedly connected with first pedestal and described
The first screw rod and the first compressing member being connected with first screw flight that first pedestal is fixedly connected；
The first compressing member lower surface be held in first supporting member and first longeron simultaneously in the middle part of upper table
Face.
Further, first support member and first supporting member are bolt；
First compressing member includes horizontally disposed first pressing plate and is resisted against the first of the first pressing plate upper surface
Nut, first nut are connected with first screw flight.
Further, the second support that second supporting part is included the second pedestal and is connected with second base thread
Part.
Further, second clamping part includes the second supporting member being fixedly connected with second pedestal and described
The second screw rod and the second compressing member being connected with second screw flight that second pedestal is fixedly connected；
The second compressing member lower surface is held in the upper surface of second supporting member and the cap cylinder linking arm simultaneously.
Further, the 3rd clamping part includes two lateral adjustment parts being relatively arranged on second pedestal,
The lateral adjustment part is horizontally extending, and is vertically resisted against two of the cap cylinder linking arm relative vertical sides
On face.
Further, second support member, second supporting member and the equal lateral adjustment part are bolt；
Second compressing member includes horizontally disposed second pressing plate and is resisted against the second of the second pressing plate upper surface
Nut, second nut are connected with second screw flight.
Further, the leveling unit is tosecan or dial gauge；
The alignment device is lathe centering pin；
The clamping and positioning device is the dial gauge being vertically arranged.
Another aspect of the present invention provides a kind of mounting and clamping system using above-mentioned arbitrary described bogie frame and enters
The method of row bogie frame clamping, for the bogie frame of clamping rail vehicle, wherein, the bogie frame includes horizontal stroke
Beam, the first longeron and the second longeron for being arranged at crossbeam both sides is respectively perpendicular, two ends of the longeron are respectively equipped with cap cylinder company
Arm is connect, the cap cylinder linking arm is fixedly connected with cap cylinder, and methods described includes：
The bogie frame is positioned on base station, described first is supported in by the first supporting part of the first fixing device
Lower surface in the middle part of longeron, is respectively supported at two caps of second longeron by the second supporting part of two the second fixing devices
The lower surface of cylinder linking arm；
Leveling unit is directed at in any one of cap cylinder linking arm upper default horizontal line, with the leveling unit is
Benchmark, adjusts first supporting part and second supporting part, makes four cap cylinder linking arms of the bogie frame
Upper default horizontal line is on sustained height；
3rd clamping part of second fixing device is held in into two relative vertical sides of the cap cylinder linking arm
Alignment device is directed at one end of default centering line on the second longeron by face, on the basis of the alignment device, adjusts described the
Three clamping parts, make the centering line parallel with the centering line of the base station；
Clamping and positioning device positions the upper surface in the middle part of first longeron, is designated as the first initial position, adjusts described the
One supporting part makes first longeron rise the first predetermined altitude, by the clamping of the first clamping part, and is pressed in described first and indulges
Upper surface in the middle part of beam, makes the upper surface in the middle part of first longeron be reduced to first initial position；
The clamping and positioning device positions the upper surface of the cap cylinder linking arm, is designated as the second initial position, adjusts described
Second supporting part makes the cap cylinder linking arm rise the second predetermined altitude, by the clamping of the first clamping part, and is pressed in the cap
The upper surface of cylinder linking arm, makes the upper surface of the cap cylinder linking arm be reduced to second initial position.
Further, first predetermined altitude and second predetermined altitude are 0.2-0.3mm.
The mounting and clamping system of the bogie frame that the present invention is provided and method, by first the first longeron of fixing device clamping
Portion, the cap cylinder linking arm of two second the second longerons of fixing device clamping form the supported at three point of isosceles triangle, it may be determined that one
Individual stable clamping plane, it is to avoid as four strong points are highly different not same flat during prior art four-point supporting
Cause 4 points of unbalance stress to produce different degrees of stress deformation on face, so as to be difficult quickly to efficiently accomplish centering, it is levelling and
Clamping process, it is possible to increase the efficiency of clamping, it is swift to operate simple, to adapt to the batch machining of bogie frame；Further, since
First fixing device is arranged at the middle part of the first longeron, can largely share the deadweight of bogie frame, can be with larger
Stress at the rigid poor cap cylinder linking arm of reduction of degree, reduces the stress deformation of bogie frame, so as to reduce processing
When unclamping mounting and clamping system afterwards, the bounce-back of bogie frame, improves machining accuracy.
Description of the drawings
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to concrete
Needed for embodiment or description of the prior art, accompanying drawing to be used is briefly described.In all of the figs, similar element
Or part is typically identified by similar reference.In accompanying drawing, each element or part might not be drawn according to actual ratio.
The structural representation of the mounting and clamping system of the bogie frame that Fig. 1 is provided for one embodiment of the invention；
Fig. 2 is the partial enlarged drawing of the mounting and clamping system of the bogie frame shown in Fig. 1；
Fig. 3 is the structure chart of the first fixing device of the mounting and clamping system of the bogie frame shown in Fig. 1；
Fig. 4 is the structure chart of the second fixing device of the mounting and clamping system of the bogie frame shown in Fig. 1.
Specific embodiment
It should be noted that unless otherwise stated, technical term used in this application or scientific terminology should be this
The ordinary meaning understood by bright one of ordinary skill in the art.
In the description of the present application, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " length ", " on ",
The orientation of the instruction such as D score, " vertical ", " level ", " top ", " bottom ", " interior ", " outward " or position relationship are based on shown in the drawings
Orientation or position relationship, be for only for ease of description the present invention and simplify description, rather than indicate or imply indication device or
Element with specific orientation, with specific azimuth configuration and operation, therefore must be not considered as limiting the invention.This
Outward, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating or implying relative importance or implicit
Indicate the quantity of indicated technical characteristic.In describing the invention, " multiple " are meant that two or more, unless otherwise bright
It is really specific to limit.
The structural representation of the mounting and clamping system of the bogie frame that Fig. 1 is provided for one embodiment of the invention；Fig. 2 is Fig. 1 institutes
The partial enlarged drawing of the mounting and clamping system of the bogie frame for showing；Fig. 3 is the first of the mounting and clamping system of the bogie frame shown in Fig. 1
The structure chart of fixing device；Fig. 4 is the structure chart of the second fixing device of the mounting and clamping system of the bogie frame shown in Fig. 1.
As Figure 1-4, the present embodiment provides a kind of mounting and clamping system of bogie frame, turning for clamping rail vehicle
To framework frame, wherein, bogie frame includes crossbeam 130, is respectively perpendicular 110 and of the first longeron for being arranged at 130 both sides of crossbeam
Second longeron 120, two ends of longeron are respectively equipped with cap cylinder linking arm 121, and cap cylinder linking arm 121 is fixedly connected with cap cylinder 122,
Bogie frame mounting and clamping system includes：Base station (not shown), 200, two the second fixing devices 300 of the first fixing device,
Leveling unit 400, alignment device (not shown) and clamping and positioning device 500.
Wherein, the first fixing device 200 and two the second fixing devices 300 are removably installed on base station；
First fixing device 200 includes the first supporting part 210 and the first clamping part 220；First supporting part 210 is vertically arranged
And height adjustable, for the lower surface being supported in the middle part of the first longeron 110；First clamping part, 220 height adjustable, for being held on
Upper surface in the middle part of first longeron 110；
Second fixing device 300 includes the second supporting part, the second clamping part and the 3rd clamping part 330；Second supporting part is erected
It is straight to arrange and height adjustable, for being supported in the lower surface of the cap cylinder linking arm 121 of the second longeron 120；Second clamping part height
It is adjustable, for being held on the upper surface of cap cylinder linking arm 121；3rd clamping part 330 is used for being held in the two of cap cylinder linking arm 121
Individual relative vertical side, is fixed with the position of adjustment cap cylinder linking arm 121 and to the position of cap cylinder linking arm 121.
In the present embodiment, the first fixing device 200 and two the second being installed in isosceles triangle of fixing device 300
On base station, the first fixing device 200 is located at the isosceles triangle vertex position relative with base, indulges for supporting and fixing first
In the middle part of beam 110, the second fixing device 300 is located at the isosceles triangle vertex position relative with two waists, for supporting and fixing
The cap cylinder linking arm 121 of the second longeron 120.The lower surface of the first fixing device 200 and the second fixing device 300 is provided with convex
Platform, and the slot coordinated with boss on the precalculated position on base station, is provided with, three are capable of achieving by boss is inserted in slot
Fixing device is installed with the accurately and rapidly detachable of base station.It should be noted that needing Jing before three fixing devices are installed
On base station, the debris such as iron filings are cleaned out, to ensure the cooperation of boss and slot.
Specifically, as in Figure 2-4, the first supporting part 210 may include the first pedestal 211, and with 211 screw thread of the first pedestal
First support member 212 of connection.First pedestal 211 is set, can cause it is more firm to the support in the middle part of the first longeron 110, and
Pedestal can also be easily installed the first clamping part 220, so as to form first between the first clamping part 220 and the first support member 212
Clamping position in the middle part of longeron 110.First support member 212 is threadedly coupled with the first pedestal 211, is capable of achieving altitude mixture control.Wherein
One support member 212 can be bolt, and bolt and the first pedestal 211 be can self-locking be threadedly coupled, prevent in clamping process
There is the skew of height in middle skidding.Further, it is another on the first support member 212 that a self-locking nut is set, when the first support
Part 212 is adjusted to proper height, screws off self-locking nut so that the upper surface of the lower surface of self-locking nut and the first pedestal 211
Abut, so as to further increase self-lock ability.
The first supporting member 221 that first clamping part 220 may include to be fixedly connected with the first pedestal 211, and the first pedestal 211
The first screw rod 222 for being fixedly connected, and the first compressing member 223 for being threadedly coupled with the first screw rod 222；Under first compressing member 223
Surface be held in the first supporting member 221 and the first longeron 110 simultaneously in the middle part of upper surface.Wherein preferred, the first screw rod 222 sets
It is placed between the first supporting member 221 and the first pedestal 211, the lower surface of 223 one end of the first compressing member is held in the first supporting member
221 upper surface, the lower surface of the other end are held in the upper surface in the middle part of the first longeron 110, when the first compressing member 223 is pushed,
One moment of flexure is applied in 223 one end of the first compressing member by the first supporting member 221 so that 223 other end of the first compressing member can be compressed
The middle part of the first longeron 110, can make thrust bigger.
More specifically, the first supporting member 221 can be bolt, be capable of achieving the height of the first supporting member 221 by swivel bolt
Adjust, so as to the size of scalable thrust；First compressing member 223 may include horizontally disposed first pressing plate and be resisted against first
First nut of pressing plate upper surface, the first nut are threadedly coupled with the first screw rod 222.First pressure can be compressed by the first nut
Plate, wherein the first pressing plate can be U-shaped pressing plate, may pass through the first screw rod 222 and scalable is pressed in 221 upper table of the first supporting member
The length of the upper surface in the middle part of face and the first longeron 110, and disassembly process can not screw off the first nut on the first pressing plate, can
Insert or pull out from screw rod side, easy accessibility.
Certainly, the first fixing device 200 is not limited in said structure, the existing support for being capable of achieving the first longeron 110
The purpose of the present invention is capable of achieving with the structure of clamping, within the scope of the present invention.
Likewise, as shown in figure 4, second supporting part and the second clamping part of the second fixing device 300 can be supported with first
Portion 210 is similar, for support and clip-on cap cylinder linking arm 121, the second supporting part include the second pedestal 311 and with the second pedestal
Second support member 312 of threaded connection, the second supporting member 321 that the second clamping part includes being fixedly connected with the second pedestal 311, and
The second screw rod 322 that second pedestal 311 is fixedly connected, and the second compressing member for being threadedly coupled with the second screw rod 322；Second compresses
Part lower surface is held in the upper surface of the second supporting member and cap cylinder linking arm simultaneously.
Compared to the first fixing device 200, difference is that the second fixing device 300 is except including the second supporting part
Outside the second clamping part, also including the 3rd clamping part 330, two for being held in the cap cylinder linking arm 121 are relative to hang down
Straight sided, to adjust the position of the cap cylinder linking arm 121 and the position of the cap cylinder linking arm 121 be fixed.
Specifically, the 3rd clamping part 330 may include two lateral adjustment parts being relatively arranged on the second pedestal 311, side
It is horizontally extending to regulating part, and be vertically resisted against in two relative vertical sides of cap cylinder linking arm 121.Wherein,
Lateral adjustment part installing hole is provided with second pedestal 311, and lateral adjustment part can be bolt, with lateral adjustment part installing hole spiral shell
Stricture of vagina connects.
In the mounting and clamping system of the bogie frame of the present embodiment, also including the device of position finding.
Specifically, leveling unit 400 is on the basis of leveling unit 400, by adjusting the first supporting part 210 and second
Supporting part makes default horizontal line on four cap cylinder linking arms 121 of bogie frame be on sustained height, with levelling steering
Framework frame；
Alignment device adjusts two caps of the second longeron 120 by the 3rd clamping part 330 on the basis of alignment device
The position of cylinder linking arm 121 makes default centering line on the second longeron 120 parallel with the centering line of base station, with centering steering structure
Frame position on base station；
Clamping and positioning device 500 is for the survey during the upper surface in the middle part of the first longeron 110 of clamping of the first clamping part 220
Measure and record the height and position of the upper surface in the middle part of the first longeron 110 and in the upper of the second clamping part clip-on cap cylinder linking arm 121
The height and position of the upper surface of cap cylinder linking arm 121 is measured and is recorded in surface process.
It should be noted that leveling unit 400 can be tosecan or dial gauge, if tosecan, then tosecan is needed
Prevent with base station, and default horizontal line on any one cap cylinder linking arm 121 that aligns, and lock tosecan, with tosecan
On the basis of pointer, go to compare default horizontal line on other three cap cylinder linking arms 121, if not, in sustained height, then it is right to adjust
Up to default horizontal line on four cap cylinder linking arms 121 on sustained height, error can be controlled in 0.2mm to the supporting part answered
It is interior.If the dial gauge being vertically arranged, four cap cylinder inner side planes can be detected using dial gauge then using the dial gauge of lathe
Drawing reference position (now can not on cap cylinder linking arm 121 preset level line), repeatedly adjusts respective support portion, until looking for
Flat, error is can be controlled in 0.5mm.Alignment device is lathe centering pin, is preset with centering line on the second longeron 120, is adopted
Lathe centering pin is directed at an end position of centering line, then moves on the second longeron 120 along the parallel direction of the centering line of base station
The other end of centering line, compares the deviation at two ends, by adjusting the lateral adjustment part of the 3rd clamping part 330, supports cap cylinder company
The movement of 121 side of arm is connect, is adjusted to so that centering line is parallel with the centering line of base station on the second longeron 120.Certain centering line is simultaneously
Be not limited only to be preset on the second longeron 120, be adjusted if being arranged on and same process being also adopted by the first longeron 110.
Clamping and positioning device 500 can be the dial gauge being vertically arranged, and can be fixed on the pedestal of each fixing device, with
The height and position of the upper surface of upper surface and cap cylinder linking arm 121 in the middle part of the first longeron 110 of measure and record, specific example
Such as, (distance near clamping part exists the dial gauge to be fixed to the upper surface in the middle part of the first longeron 110 by the gauge head of dial gauge
Within 10mm-100mm), adjustment dial gauge indicator (makes little pin reading index between 0.5-1mm, large needle reading index is adjusted
To 0 scale, it is ensured that the plane contact of the upper surface in the middle part of dial indicator measuring head and the first longeron 110).Adjust the first supporting part 210
Rise the first longeron 110, dial gauge large needle reading dial compresses the first clamping part 220, on one side between 0.2-0.3mm
Dial gauge reading dial is checked, makes dial gauge large needle scale return to 0.
The process that bogie frame clamping is carried out using the mounting and clamping system of the bogie frame of the present embodiment is, by bogie
Framework is positioned on base station, is supported in the following table in the middle part of the first longeron 110 by the first supporting part 210 of the first fixing device 200
Face, is respectively supported at two cap cylinder linking arms 121 of the second longeron 120 by the second supporting part of two the second fixing devices 300
Lower surface；Leveling unit 400 is directed at in any one cap cylinder linking arm 121 upper default horizontal line, with leveling unit 400
On the basis of, the first supporting part 210 and the second supporting part is adjusted, is made default on four cap cylinder linking arms 121 of bogie frame
Horizontal line is on sustained height；3rd clamping part 330 of the second fixing device 300 is held in into the two of cap cylinder linking arm 121
Alignment device is directed at one end of default centering line on the second longeron 120, with alignment device as base by individual relative vertical side
Standard, adjusts the 3rd clamping part 330, makes centering line parallel with the centering line of base station；Clamping and positioning device 500 positions the first longeron
Upper surface in the middle part of in the of 110, is designated as the first initial position, and adjusting the first supporting part 210 makes the first longeron 110 rise the first predetermined height
Degree, is clamped by the first clamping part 220, and the upper surface that is pressed in the middle part of the first longeron 110, is made in the middle part of the first longeron 110
Upper surface is reduced to the first initial position；The upper surface of 500 positioning cap cylinder linking arm 121 of clamping and positioning device, is designated as at the beginning of second
Beginning position, adjust the second supporting part make cap cylinder linking arm 121 rise the second predetermined altitude, clamped by the first clamping part 220, and
The upper surface of cap cylinder linking arm 121 is pressed in, makes the upper surface of cap cylinder linking arm 121 be reduced to the second initial position.Wherein,
One predetermined altitude and second predetermined altitude are 0.2-0.3mm, spiral shell of its 0.2-0.3mm amount for supporting part and clamping part etc.
The backlash compensation amount (test value) of stricture of vagina connection, to improve the precision of clamping, and guarantees that bogie frame is unstressed.
It should be noted that will also carry out levelling after centering again, to verify levelling line again, prevent from looking for
During just, short transverse changes, and causes clamping error, affects precision；Certainly, it is also required to after clamping be looked for again
The checking of flat, centering.Additionally, the clamping compaction process and the second clamping part in the middle part of 220 pairs of the first longerons 110 of the first clamping part
Clamping compaction process to cap cylinder linking arm 121 simultaneously do not differentiate between sequencing.
In addition, complete in the middle part of the first longeron 110 and the clamping of 110 two cap cylinder linking arms 121 of the first longeron after, can root
Need remaining cap cylinder linking arm 121 is supported and is clamped according to processing, also can to being supported in the middle part of the second longeron 120 and
Clamping, certainly, if corresponding position need not process, can not support and clamp.
After the clamping added after bogie frame is completed, in addition it is also necessary to which centering tests the zero point that line sets up bogie frame, specifically
Process is：
During another curb girder is verified again after one curb girder centrage of manual operation lathe centering pin checking bogie frame
Heart line, confirms that centre line aligning is errorless, then in carrying out point, sets up Y-direction zero point, and charge to lathe；Manual operation lathe centering
Centrage on the crossbeam 130 of pin checking bogie frame, sets up X to zero point, and charges to lathe；It is high with tosecan checking corner
Levelling line is spent, and after confirmation is errorless, Z-direction zero is set up with Test-cut met (or the datum line for curb girder facade of being made uniform with centering pin with right-angle head)
Point, and lathe is charged to, centering line error is controlled within 0.2mm.Lathe by compare bogie frame zero point and its from
The zero point of body, can make lathe determine the machining coordinate of bogie frame.
The mounting and clamping system of the bogie frame that the present embodiment is provided, by 200 the first longeron of clamping 110 of the first fixing device
Middle part, the cap cylinder linking arm 121 of two 300 the second longerons of clamping 120 of the second fixing device form 3 points of isosceles triangle
Support, it may be determined that stable clamping plane, it is to avoid due to each not phase of four strong points height during prior art four-point supporting
With not causing 4 points of unbalance stress to produce different degrees of stress deformation at grade, so as to be difficult quickly to efficiently accomplish
Centering, levelling and clamping process, it is possible to increase the efficiency of clamping, it is swift to operate simple, added with the batch for adapting to bogie frame
Work；Further, since the first fixing device 200 is arranged at the middle part of the first longeron 110, steering structure can be largely shared
The deadweight of frame, can largely reduce the stress at the poor cap cylinder linking arm 121 of rigidity, reduce answering for bogie frame
Force deformation, when unclamping mounting and clamping system after processing so as to reduce, the bounce-back of bogie frame, improves machining accuracy.
Another aspect of the present invention is to provide a kind of mounting and clamping system of the bogie frame of utilization above-described embodiment and carries out
The method of bogie frame clamping, for the bogie frame of clamping rail vehicle, wherein, bogie frame includes crossbeam, divides
First longeron and the second longeron of crossbeam both sides are not vertically installed in, two ends of longeron are respectively equipped with cap cylinder linking arm, cap cylinder
Linking arm is fixedly connected with cap cylinder, and method includes：
Bogie frame is positioned on base station, is supported in the middle part of the first longeron by the first supporting part of the first fixing device
Lower surface, be respectively supported under two cap cylinder linking arms of the second longeron by the second supporting part of two the second fixing devices
Surface；
Leveling unit is directed at in any one cap cylinder linking arm upper default horizontal line, on the basis of leveling unit, is adjusted
The first supporting part and the second supporting part is saved, makes default horizontal line on four cap cylinder linking arms of bogie frame be in same height
On degree；
3rd clamping part of the second fixing device is held in into two relative vertical sides of cap cylinder linking arm, by centering
Device is directed at one end of default centering line on the second longeron, on the basis of alignment device, adjusts the 3rd clamping part, makes centering line
It is parallel with the centering line of base station；
Clamping and positioning device positions the upper surface in the middle part of the first longeron, is designated as the first initial position, adjusts the first supporting part
Make the first longeron rise the first predetermined altitude, by the clamping of the first clamping part, and the upper surface that is pressed in the middle part of the first longeron, make
Upper surface in the middle part of first longeron is reduced to the first initial position；
The upper surface of clamping and positioning device positioning cap cylinder linking arm, is designated as the second initial position, and adjusting the second supporting part makes
Cap cylinder linking arm rises the second predetermined altitude, by the clamping of the first clamping part, and is pressed in the upper surface of cap cylinder linking arm, makes cap
The upper surface of cylinder linking arm is reduced to the second initial position.
Method provided in the present embodiment, has been carried out in the mounting and clamping system embodiment of above-mentioned bogie frame in detail
Illustrate, no longer repeated herein.
It should be noted that will also carry out levelling after centering again, to verify levelling line again, prevent from looking for
During just, short transverse changes, and causes clamping error, affects precision；Certainly, it is also required to after clamping be looked for again
The checking of flat, centering.Additionally, the first clamping part is to the clamping in the middle part of the first longeron and compaction process and the second clamping part are to cap cylinder
The clamping of linking arm compaction process simultaneously do not differentiate between sequencing.
Further, the first predetermined altitude and the second predetermined altitude are 0.2-0.3mm.
The method of the bogie frame clamping that the present embodiment is provided, in the middle part of first the first longeron of fixing device clamping,
The cap cylinder linking arm of two second the second longerons of fixing device clamping, forms the supported at three point of isosceles triangle, it may be determined that one
Stable clamping plane, it is to avoid as four strong points are highly different not in same plane during prior art four-point supporting
4 points of unbalance stress are above caused to produce different degrees of stress deformation, so as to be difficult quickly to efficiently accomplish centering, levelling and folder
Hold process, it is possible to increase the efficiency of clamping, it is swift to operate simple, to adapt to the batch machining of bogie frame；Further, since the
One fixing device is arranged at the middle part of the first longeron, can largely share the deadweight of bogie frame, can be with larger journey
Stress at the rigid poor cap cylinder linking arm of reduction of degree, reduces the stress deformation of bogie frame, so as to reduce after processing
The bounce-back of bogie frame when unclamping mounting and clamping system, improves machining accuracy.
Finally it should be noted that：Various embodiments above only to illustrate technical scheme, rather than a limitation；To the greatest extent
Pipe has been described in detail to the present invention with reference to foregoing embodiments, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, or which part or all technical characteristic are entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of mounting and clamping system of bogie frame, it is characterised in that for the bogie frame of clamping rail vehicle, wherein,
The bogie frame includes crossbeam, is respectively perpendicular the first longeron and the second longeron for being arranged at crossbeam both sides, the longeron two
Individual end is respectively equipped with cap cylinder linking arm, and the cap cylinder linking arm is fixedly connected with cap cylinder, the bogie frame mounting and clamping system
Including：
Base station, is removably provided with the first fixing device and two the second fixing devices on the base station；
First fixing device includes the first supporting part and the first clamping part；First supporting part is vertically arranged and height can
Adjust, for the lower surface being supported in the middle part of first longeron；The first clamping part height adjustable, for being held on described
Upper surface in the middle part of one longeron；
Second fixing device includes the second supporting part, the second clamping part and the 3rd clamping part；Second supporting part is vertical
Arrange and height adjustable, for being supported in the lower surface of the cap cylinder linking arm of second longeron；Second clamping part height
It is adjustable, for being held on the upper surface of the cap cylinder linking arm；3rd clamping part is used for being held in the two of the cap cylinder linking arm
Individual relative vertical side, to adjust the position of the cap cylinder linking arm and the position of the cap cylinder linking arm be carried out solid
It is fixed；
Leveling unit, on the basis of the leveling unit, by adjusting first supporting part and second supporting part
Default horizontal line on four cap cylinder linking arms of the bogie frame is made to be on sustained height, with levelling described turn
To framework frame；
Alignment device, for, on the basis of the alignment device, adjusting the two of second longeron by the 3rd clamping part
The position of the individual cap cylinder linking arm makes default centering line on second longeron parallel with the centering line of the base station, to look for
Just described bogie frame position on base station；
Clamping and positioning device, for clamp in first clamping part during the upper surface in the middle part of first longeron measurement and
Record the height and position of the upper surface in the middle part of first longeron and the cap cylinder linking arm is clamped in second clamping part
The height and position of the upper surface of the cap cylinder linking arm is measured and is recorded during upper surface.
2. the mounting and clamping system of bogie frame according to claim 1, it is characterised in that
The first support member that first supporting part is included the first pedestal and is connected with first base thread.
3. the mounting and clamping system of bogie frame according to claim 2, it is characterised in that
First clamping part includes that the first supporting member being fixedly connected with first pedestal and first pedestal are fixed and connects
The first screw rod for connecing and the first compressing member being connected with first screw flight；
The first compressing member lower surface be held in first supporting member and first longeron simultaneously in the middle part of upper surface.
4. the mounting and clamping system of bogie frame according to claim 3, it is characterised in that
First support member and first supporting member are bolt；
First compressing member includes horizontally disposed first pressing plate and being resisted against the first nut of the first pressing plate upper surface,
First nut is connected with first screw flight.
5. the mounting and clamping system of bogie frame according to claim 1, it is characterised in that
The second support member that second supporting part is included the second pedestal and is connected with second base thread.
6. the mounting and clamping system of bogie frame according to claim 5, it is characterised in that
Second clamping part includes that the second supporting member being fixedly connected with second pedestal and second pedestal are fixed and connects
The second screw rod for connecing and the second compressing member being connected with second screw flight；
The second compressing member lower surface is held in the upper surface of second supporting member and the cap cylinder linking arm simultaneously.
7. the mounting and clamping system of bogie frame according to claim 6, it is characterised in that
3rd clamping part includes two lateral adjustment parts being relatively arranged on second pedestal, the lateral adjustment part
It is horizontally extending, and be vertically resisted against in two of the cap cylinder linking arm relative vertical sides.
8. the mounting and clamping system of bogie frame according to claim 7, it is characterised in that
Second support member, second supporting member and the equal lateral adjustment part are bolt；
Second compressing member includes horizontally disposed second pressing plate and being resisted against the second nut of the second pressing plate upper surface,
Second nut is connected with second screw flight.
9. the mounting and clamping system of the bogie frame according to any one of claim 1-8, it is characterised in that
The leveling unit is tosecan or dial gauge；
The alignment device is lathe centering pin；
The clamping and positioning device is the dial gauge being vertically arranged.
10. a kind of mounting and clamping system using bogie frame as claimed in any one of claims 1-9 wherein carries out bogie frame
The method of clamping, it is characterised in that for the bogie frame of clamping rail vehicle, wherein, the bogie frame includes horizontal stroke
Beam, the first longeron and the second longeron for being arranged at crossbeam both sides is respectively perpendicular, two ends of the longeron are respectively equipped with cap cylinder company
Arm is connect, the cap cylinder linking arm is fixedly connected with cap cylinder, and methods described includes：
The bogie frame is positioned on base station, first longeron is supported in by the first supporting part of the first fixing device
The lower surface at middle part, two cap cylinders for being respectively supported at second longeron by the second supporting part of two the second fixing devices connect
Connect the lower surface of arm；
Leveling unit is directed at in any one of cap cylinder linking arm upper default horizontal line, with the leveling unit as base
Standard, adjusts first supporting part and second supporting part, makes on four cap cylinder linking arms of the bogie frame
Default horizontal line is on sustained height；
3rd clamping part of second fixing device is held in into two relative vertical sides of the cap cylinder linking arm, will
Alignment device is directed at one end of default centering line on the second longeron, on the basis of the alignment device, adjusts the 3rd folder
Portion is held, makes the centering line parallel with the centering line of the base station；
Clamping and positioning device positions the upper surface in the middle part of first longeron, is designated as the first initial position, adjusts described first
Support part makes first longeron rise the first predetermined altitude, by the clamping of the first clamping part, and is pressed in first longeron
The upper surface in portion, makes the upper surface in the middle part of first longeron be reduced to first initial position；
The clamping and positioning device positions the upper surface of the cap cylinder linking arm, is designated as the second initial position, adjusts described second
Supporting part makes the cap cylinder linking arm rise the second predetermined altitude, by the clamping of the first clamping part, and is pressed in the cap cylinder and connects
The upper surface of arm is connect, makes the upper surface of the cap cylinder linking arm be reduced to second initial position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611263359.3A CN106514526B (en) | 2016-12-30 | 2016-12-30 | The mounting and clamping system and method for bogie frame |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611263359.3A CN106514526B (en) | 2016-12-30 | 2016-12-30 | The mounting and clamping system and method for bogie frame |
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| Publication Number | Publication Date |
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| CN106514526A true CN106514526A (en) | 2017-03-22 |
| CN106514526B CN106514526B (en) | 2018-10-02 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108115645A (en) * | 2017-12-18 | 2018-06-05 | 贵州安吉航空精密铸造有限责任公司 | A kind of scribing tooling for ruling on the casting with complex profile |
| CN109282995A (en) * | 2017-07-21 | 2019-01-29 | 中车唐山机车车辆有限公司 | Parameter of bogie testboard |
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| CN105922154A (en) * | 2016-05-23 | 2016-09-07 | 中车唐山机车车辆有限公司 | Positioning support device used for vehicle body assembling of railway vehicle |
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| CN101143420A (en) * | 2007-10-31 | 2008-03-19 | 济南轨道交通装备有限责任公司 | Railway goods train bogie side frame inner conductive frame processing clamping positioning technology |
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| CN109282995A (en) * | 2017-07-21 | 2019-01-29 | 中车唐山机车车辆有限公司 | Parameter of bogie testboard |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106514526B (en) | 2018-10-02 |
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