CN209395933U - Passenger car chassis flexibility restructures tooling - Google Patents
Passenger car chassis flexibility restructures tooling Download PDFInfo
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- CN209395933U CN209395933U CN201822193948.XU CN201822193948U CN209395933U CN 209395933 U CN209395933 U CN 209395933U CN 201822193948 U CN201822193948 U CN 201822193948U CN 209395933 U CN209395933 U CN 209395933U
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Abstract
The utility model relates to passenger car mule chassis to restructure field, and specifically a kind of passenger car chassis flexibility restructures tooling.Two front support square tubes including supported side by side along the longitudinal direction below chassis, at least one is fixed on the front rod between two front support square tubes, positioned at two front support square tube rears and along the longitudinal direction two piece rear support square tubes of the supported side by side below chassis, every front support square tube upper surface along the vertical direction on be respectively equipped with two positioning columns, each positioning column lower part is the column base that the cooperation of bore edges stop bit is installed with body platform Vierendeel girder, and top is the pin that cooperation is planted with body platform Vierendeel girder mounting hole.The utility model, by marking after measurement, then is restructured, the precision after guaranteeing restructuring is within 1.5mm, and precision is much higher than manual measurement on the basis of hole on vehicle body；The utility model is 10 hours when restructuring chief engineer, and manual measurement is 20 hours a length of when restructuring.Fabrication cycle shortens, and efficiency is obviously improved.
Description
Technical field
The utility model relates to passenger car mule chassis to restructure field, and specifically a kind of passenger car chassis flexibility restructures work
Dress.
Background technique
New model need to restructure subframe before and after mule chassis, fore sub frame requires Y-direction in pilot stage at present
(vehicle width direction) widens 50mm, and Rear secondary frame for vehicle requires X to delay 130mm to (vehicle commander is rectangular), and Y-direction widens 50mm, to meet chassis
Design standard needed for testing and requirement.Trial-production restructuring time requirement is short, and the production fixture period is long, does not make formal folder in principle
Tool, still, since precision prescribed is high (± 1mm, artificial restructuring are unable to satisfy the required precision of design) in restructuring for subframe.
Therefore, production simple tooling is necessary, and for save the cost, now makes work using the current material of laboratory shop
Dress, the precision after guaranteeing vehicle restructuring, and tooling simple structure, and can soft readjustment.
New model can not be restructured and be positioned to subframe in pilot stage at present, caused vehicle body precision to fail, influenced rear work
The trial-production of sequence is verified, and brings very big influence for vehicle chassis performance, and security reliability not can guarantee.
Utility model content
The utility model is intended to provide a kind of tooling that can guarantee vehicle restructuring precision, specifically a kind of passenger car chassis
Flexibility restructuring tooling.
The utility model is achieved through the following technical solutions: a kind of passenger car chassis flexibility restructures tooling, including edge
Two piece front support square tubes of the front-rear direction supported side by side below chassis, at least one are fixed between two front support square tubes
Front rod, positioned at two front support square tube rears and along the longitudinal direction two piece rear support sides of the supported side by side below chassis
Pipe, every front support square tube upper surface along the vertical direction on be respectively equipped with two positioning columns, each positioning column lower part is and vehicle body
Floor frame beam installs the column base of bore edges stop bit cooperation, and top is the pin that cooperation is planted with body platform Vierendeel girder mounting hole
Column；
Rear secondary frame for vehicle installation point prelocalization column, damping spring installation point are successively arranged in every rear support square tube from front to back
Positioning column after positioning column, damping traveller installation point positioning column and Rear secondary frame for vehicle installation point；
The Rear secondary frame for vehicle installation point prelocalization column includes the guide pipe for being fixed on rear support square tube upper surface vertically, guiding
It is sliding combined with telescopic mast in pipe, the bolt for pushing against cooperation with telescopic mast, the guide pipe upper end are threadedly engaged on guide pipe
It can support and cooperate with chassis front nut, the telescopic mast and chassis front nut for stretching out guide pipe place cooperation；
The damping spring installation point positioning column includes the cylinder being fixed on the outside of rear support square tube vertically, is slided on cylinder
It is combined with telescopic square tube, the bolt for pushing against cooperation with cylinder is threadedly engaged on the telescopic square tube；
The damping traveller installation point positioning column includes the tube socket being fixed on the outside of rear support square tube vertically, sliding in tube socket
It is combined with telescopic arm, is equipped with the support plate for installing damping traveller mounting plate at the top of telescopic arm in the diagonal, screw thread is matched on tube socket
Closing has the bolt that cooperation is pushed against with telescopic arm；
Positioning column includes the guide rod for being fixed on rear support square tube upper surface after the Rear secondary frame for vehicle installation point, is arranged on guide rod
There is the column base with the support cooperation of chassis back nut, is pushed against with being threadedly engaged on the column base of chassis back nut support cooperation with guide rod
The bolt of cooperation, the column base top with the support cooperation of chassis back nut are the pin that cooperation is placed with chassis back nut；
Two slide bars are fixed with after at least one front rod horizontal direction, the equal loop of every slide bar has slip pipe, spiral shell on slip pipe
Line is combined with the bolt that cooperation is pushed against with slide bar, on all slip pipes along the longitudinal direction side by side be welded at least two support rods,
The every equal loop in support rod both ends has sliding to cover, and sliding puts on screw thread and is furnished with the bolt for pushing against cooperation with support rod, each sliding
Set lateral ends are both secured in a corresponding rear support square tube；The corresponding loop in the tail portion of all slide bars has positioning sleeve,
It is threadedly engaged the bolt for pushing against cooperation with slide bar on positioning sleeve, is vertically fixed with casing between two positioning sleeves, in casing
The telescopic rod that loop has top braces to have positioning plate is threadedly engaged the bolt that cooperation is pushed against with telescopic rod in described sleeve pipe.
As the further improvement of technical solutions of the utility model, fore-and-aft observing window, front and back are provided at least one slip pipe
Graduation mark is carved on slide bar in observation window, the slip pipe of fore-and-aft observing outside window is equipped with front and back graduated scale.
As the further improvement of technical solutions of the utility model, the sliding at least one support rod both ends, which is put on, is provided with a left side
Right observation window is carved with graduation mark on the support rod in the observation window of left and right, and the sliding outside the observation window of left and right is put on equipped with left and right scale
Ruler.
A kind of passenger car chassis flexibility restructuring tooling described in the utility model passes through the tooling on the basis of hole on vehicle body
Guarantee that production has the advantage that
(1) precision is high.The utility model marks after passing through measurement, then is restructured, and the precision after guaranteeing restructuring is 1.5mm
Within, precision is much higher than manual measurement；
(2) high-efficient.The utility model is 10 hours when restructuring chief engineer, and manual measurement is 20 hours a length of when restructuring.Production
Cycle time, efficiency are obviously improved；
(3) X, Y, Z three-dimensional are adjustable.This tooling can be realized simultaneously the restructuring work in tri- directions XYZ；
(4) versatile.This fixture can be used for making similar subframe installation hard spot restructuring, and not only precision can guarantee, lead to
It is stronger with property.
(5) easy to operate.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram that a kind of passenger car chassis flexibility described in the utility model restructures tooling.
Fig. 2 is the main view that a kind of passenger car chassis flexibility described in the utility model restructures tooling.
Fig. 3 is the enlarged drawing of part-structure in Fig. 2.
Fig. 4 is the top view of Fig. 2.
Fig. 5 is the enlarged drawing of part-structure in Fig. 4.
In figure: 1- front support square tube, 2- front rod, 3- rear support square tube, 4- orientation column, 5- guide pipe, 6- telescopic mast,
7- cylinder, 8- telescopic square tube, 9- tubing string, 10- telescopic arm, 11- support plate, 12- guide rod, 13- slide bar, 14- slip pipe, 15- support
Bar, 16- sliding set, 17- positioning sleeve, 18- casing, 19- positioning plate, 20- fore-and-aft observing window, the front and back 21- graduated scale, 22- or so
Observation window, 23- or so graduated scale.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
The technical solution of the utility model is described in detail with reference to the accompanying drawing.
A kind of passenger car chassis flexibility restructures tooling, including propping up before two below the chassis of supported side by side along the longitudinal direction
Square tube 1 is supportted, at least one is fixed on the front rod 2 between two front support square tubes 1, is located at two 1 rears of front support square tube
And two piece rear support square tubes 3 of the supported side by side below chassis along the longitudinal direction, every 1 upper surface of front support square tube is along vertical side
It is respectively equipped with two positioning columns 4 upwards, each 4 lower part of positioning column is that the cooperation of bore edges stop bit is installed with body platform Vierendeel girder
Column base, top are the pin that cooperation is planted with body platform Vierendeel girder mounting hole；
Rear secondary frame for vehicle installation point prelocalization column, damping spring installation are successively arranged in every rear support square tube 3 from front to back
Positioning column after point location column, damping traveller installation point positioning column and Rear secondary frame for vehicle installation point；
The Rear secondary frame for vehicle installation point prelocalization column includes the guide pipe 5 for being fixed on 3 upper surface of rear support square tube vertically, is led
It is sliding combined with telescopic mast 6 into pipe 5, the bolt for pushing against cooperation with telescopic mast 6, the guiding are threadedly engaged on guide pipe 5
5 upper end of pipe can be supported with chassis front nut to be cooperated, and the telescopic mast 6 and chassis front nut for stretching out guide pipe 5 place cooperation；
The damping spring installation point positioning column includes the cylinder 7 for being fixed on the outside of rear support square tube 3 vertically, on cylinder 7
It is sliding combined with telescopic square tube 8, the bolt for pushing against cooperation with cylinder 7 is threadedly engaged on the telescopic square tube 8；
The damping traveller installation point positioning column includes the tube socket 9 for being fixed on the outside of rear support square tube 3 vertically, in tube socket 9
It is sliding combined with telescopic arm 10,10 top of telescopic arm is equipped with the support plate 11 for installing damping traveller mounting plate, pipe in the diagonal
The bolt that cooperation is pushed against with telescopic arm 10 is threadedly engaged on seat 9；
Positioning column includes the guide rod 12 for being fixed on 3 upper surface of rear support square tube, guide rod 12 after the Rear secondary frame for vehicle installation point
On be arranged with chassis back nut support cooperation column base, with chassis back nut support cooperation column base on be threadedly engaged and led
Bar 12 pushes against the bolt of cooperation, and the column base top with the support cooperation of chassis back nut is the pin that cooperation is placed with chassis back nut
Column；
Two slide bars 13 are fixed with after 2 horizontal direction of at least one front rod, the every equal loop of slide bar 13 has slip pipe 14, sliding
The bolt that cooperation is pushed against with slide bar 13 is threadedly engaged on pipe 14, being welded at least side by side along the longitudinal direction on all slip pipes 14
Two support rods 15, the every equal loop in 15 both ends of support rod have sliding set 16, and screw thread is furnished on sliding set 16 supports with support rod 15
The bolt of tight fit, each sliding cover 16 lateral ends and are both secured in a corresponding rear support square tube 3；All slide bars 13
The corresponding loop in tail portion have positioning sleeve 17, the bolt that cooperation is pushed against with slide bar 13 is threadedly engaged on positioning sleeve 17, two are fixed
Casing 18, the telescopic rod that loop there are top braces to have positioning plate 19 in casing 18, the set are vertically fixed between position set 17
The bolt that cooperation is pushed against with telescopic rod is threadedly engaged on pipe 18.
When specifically used, in order to guarantee subframe X(length), Y(width) to restructuring when precision, adjust casing 18 in stretch
The height of contracting bar, so that positioning plate 19 is opposite with underbody, bolt passes through positioning plate 19 and positioning plate 19 is fixed under vehicle body
Side, and four positioning columns 4 are planted with body platform Vierendeel girder mounting hole respectively and are cooperated, realize the positioning of tooling.In advance
Chassis front nut is covered on telescopic mast 6, places damping spring erecting bed on telescopic square tube 8, in the mounting hole of support plate 11 from
Under it is supreme place bolt, then damping traveller mounting plate is placed in support plate 11 by bolt, the pin on 12 top of guide rod
Top bottom-disc back nut is above covered, relative position of the slip pipe 14 on slide bar 13 is adjusted, tightens the bolt on slip pipe 14, then adjustment is each
Relative position of a sliding set 16 on support rod 15, then tightens the bolt on sliding set 16；By adjusting on guide pipe 5
The height of bolt adjustment 6 top bottom-disc front nut of telescopic mast is until chassis front nut tightens corresponding bolt after being affixed with chassis；It is logical
The bolt adjustment telescopic square tube 8 on telescopic square tube 8 and the relative position between cylinder 7 are overregulated, until subtracting on telescopic square tube 8
Shake spring erecting bed tightens corresponding bolt after being affixed with chassis；Telescopic arm 10 and pipe are adjusted by the bolt adjusted on tube socket 9
The relative position of seat 9 adjusts pin on guide rod 12 until damping traveller mounting plate is affixed with chassis and tightens corresponding bolt
Height, until chassis back nut be affixed with chassis after tighten corresponding bolt；Chassis front nut, damping spring are pacified respectively
Dress platform, damping traveller mounting plate, chassis back nut and chassis are welded, and realize the restructuring of sample car chassis portion.Due to chassis
It is from front to back irregular gradient structure from low to high, therefore each installation point is adjustable structure, can be hidden in this way
Obstacle below chassis.And adjustable structure can preferably be such that each component is more bonded with corresponding installation point, improve essence
Degree.After the completion of restructuring, positioning plate 19, each installation point bolt are unclamped, the utility model is hauled out into chassis.
When it is implemented, the sliding set 16, slip pipe 14, positioning sleeve 17, telescopic square tube 8, tube socket 9 are for inside dimension
The rhs-structure of 40*40mm, the support rod 15, slide bar 13, cylinder 7, telescopic arm 10 are the square tube knot that external dimensions is 30*30
Structure.Preferably, for the square tube of better fixing internal, sliding set 16, slip pipe 14, positioning sleeve 17, telescopic square tube 8, on tube socket 9
Two planes are equipped with the hole that diameter is 9mm and are welded with nut accordingly, make inside by the bolt in two planes
Square tube is extruded into the angle of other two planes of external square tube.Preferably, each pipe fitting in the utility model, bar portion,
Arm, plate portion are made of Q235 profile, and manufacturing cost is low.
In order to more accurately relative position of the positioning slip pipe 14 on slide bar 13, before being provided at least one slip pipe 14
Graduation mark is carved on the slide bar 13 in fore-and-aft observing window 20, before the slip pipe 14 outside fore-and-aft observing window 20 is equipped in observation window 20 afterwards
Graduated scale 21 afterwards.Preferably, the size of this observation window is 200*20mm.
In order to 16 relative position on support rod 15 of more accurately positioning sliding set, 15 liang of at least one support rod
It is provided with left and right observation window 22 on the sliding set 16 at end, graduation mark, left and right observation are carved on the support rod 15 in left and right observation window 22
Sliding set 16 outside window 22 is equipped with left and right graduated scale 23.Preferably, the size of this observation window is 100*20mm.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (3)
1. a kind of passenger car chassis flexibility restructures tooling, two front supports including supported side by side along the longitudinal direction below chassis
Square tube (1), at least one are fixed on the front rod (2) between two front support square tubes (1), are located at two front support square tubes
(1) rear and along the longitudinal direction two piece rear support square tubes (3) of the supported side by side below chassis, on every front support square tube (1)
Surface along the vertical direction on be respectively equipped with two positioning columns (4), each positioning column (4) lower part is and body platform Vierendeel girder is installed
The column base of bore edges stop bit cooperation, top are the pin that cooperation is planted with body platform Vierendeel girder mounting hole；It is characterized in that,
Rear secondary frame for vehicle installation point prelocalization column, damping spring installation point are successively arranged on every rear support square tube (3) from front to back
Positioning column after positioning column, damping traveller installation point positioning column and Rear secondary frame for vehicle installation point；
The Rear secondary frame for vehicle installation point prelocalization column includes the guide pipe (5) for being fixed on rear support square tube (3) upper surface vertically, is led
It is sliding combined with telescopic mast (6) into pipe (5), the bolt for pushing against cooperation with telescopic mast (6) is threadedly engaged on guide pipe (5),
Guide pipe (5) upper end can be supported with chassis front nut to be cooperated, the telescopic mast (6) and spiral shell before chassis for stretching out guide pipe (5)
Mother places cooperation；
The damping spring installation point positioning column includes the cylinder (7) being fixed on the outside of rear support square tube (3) vertically, cylinder (7)
On be sliding combined with telescopic square tube (8), be threadedly engaged on the telescopic square tube (8) with cylinder (7) push against cooperation bolt；
The damping traveller installation point positioning column includes the tube socket (9) being fixed on the outside of rear support square tube (3) vertically, tube socket (9)
It is inside sliding combined with telescopic arm (10), is equipped with the support plate for installing damping traveller mounting plate at the top of telescopic arm (10) in the diagonal
(11), the bolt that cooperation is pushed against with telescopic arm (10) is threadedly engaged on tube socket (9)；
Positioning column includes the guide rod (12) for being fixed on rear support square tube (3) upper surface, guide rod after the Rear secondary frame for vehicle installation point
(12) it is arranged with the column base with the support cooperation of chassis back nut on, has been threadedly engaged on the column base cooperated with the support of chassis back nut
The bolt that cooperation is pushed against with guide rod (12), the column base top with the support cooperation of chassis back nut is to place cooperation with chassis back nut
Pin；
Two slide bars (13) are fixed with after at least one front rod (2) horizontal direction, every slide bar (13) loop has slip pipe
(14), the bolt that cooperation is pushed against with slide bar (13) is threadedly engaged on slip pipe (14), on all slip pipes (14) along the longitudinal direction simultaneously
Row's is welded at least two support rods (15), and the every equal loop in support rod (15) both ends has sliding set (16), sliding set (16)
Upper screw thread is furnished with the bolt that cooperation is pushed against with support rod (15), and each sliding set (16) lateral ends are both secured to corresponding one
On a rear support square tube (3)；The corresponding loop in tail portion of all slide bars (13) has positioning sleeve (17), and screw thread is matched on positioning sleeve (17)
Conjunction has the bolt that cooperation is pushed against with slide bar (13), is vertically fixed with casing (18) between two positioning sleeves (17), casing (18)
The telescopic rod that interior loop has top braces to have positioning plate (19), has been threadedly engaged in described sleeve pipe (18) and telescopic rod pushes against and cooperates
Bolt.
2. a kind of passenger car chassis flexibility according to claim 1 restructures tooling, which is characterized in that at least one slip pipe
(14) it is provided on fore-and-aft observing window (20), is carved with graduation mark, fore-and-aft observing window on the slide bar (13) in fore-and-aft observing window (20)
(20) outside slip pipe (14) is equipped with front and back graduated scale (21).
3. a kind of passenger car chassis flexibility according to claim 1 or 2 restructures tooling, which is characterized in that at least one branch
It is provided with left and right observation window (22) on the sliding set (16) at strut (15) both ends, is carved on the support rod (15) in left and right observation window (22)
There is graduation mark, the sliding set (16) of left and right observation window (22) outside is equipped with left and right graduated scale (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822193948.XU CN209395933U (en) | 2018-12-26 | 2018-12-26 | Passenger car chassis flexibility restructures tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822193948.XU CN209395933U (en) | 2018-12-26 | 2018-12-26 | Passenger car chassis flexibility restructures tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209395933U true CN209395933U (en) | 2019-09-17 |
Family
ID=67896215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822193948.XU Active CN209395933U (en) | 2018-12-26 | 2018-12-26 | Passenger car chassis flexibility restructures tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209395933U (en) |
-
2018
- 2018-12-26 CN CN201822193948.XU patent/CN209395933U/en active Active
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